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diff --git a/src/Block.cpp b/src/Block.cpp
index 450f000..d937d01 100644
--- a/src/Block.cpp
+++ b/src/Block.cpp
@@ -1,1209 +1,1209 @@
/*
* Copyright (C) 2011-2013 Me and My Shadow
*
* This file is part of Me and My Shadow.
*
* Me and My Shadow is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Me And My Shadow is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
*/
#include "Block.h"
#include "Functions.h"
#include "LevelEditor.h"
#include <iostream>
#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
using namespace std;
Block::Block(Game* parent,int x,int y,int w,int h,int type):
GameObject(parent),
animation(0),
animationSave(0),
flags(0),
flagsSave(0),
temp(0),
tempSave(0),
dx(0),
dxSave(0),
dy(0),
dySave(0),
movingPosTime(-1),
speed(0),
speedSave(0),
editorSpeed(0),
editorFlags(0)
{
//Make sure the type is set, if not init should be called somewhere else with this information.
if(type>=0 && type<TYPE_MAX)
init(x,y,w,h,type);
}
Block::~Block(){}
int Block::getPathMaxTime() {
if (movingPosTime < 0) {
movingPosTime = 0;
for (const SDL_Rect& p : movingPos) {
movingPosTime += p.w;
}
}
return movingPosTime;
}
void Block::init(int x,int y,int w,int h,int type){
//First set the location and size of the box.
//The default size is 50x50.
box.x=boxBase.x=x;
box.y=boxBase.y=y;
box.w=boxBase.w=w;
box.h=boxBase.h=h;
//Set the save values.
boxSave.x=x;
boxSave.y=y;
boxSave.w=w;
boxSave.h=h;
//Set the type.
this->type=type;
//Some types need type specific code.
if(type==TYPE_START_PLAYER){
//This is the player start so set the player here.
//We center the player, the player is 23px wide.
parent->player.setLocation(box.x+(box.w-23)/2,box.y);
parent->player.fx=box.x+(box.w-23)/2;
parent->player.fy=box.y;
}else if(type==TYPE_START_SHADOW){
//This is the shadow start so set the shadow here.
//We center the shadow, the shadow is 23px wide.
parent->shadow.setLocation(box.x+(box.w-23)/2,box.y);
parent->shadow.fx=box.x+(box.w-23)/2;
parent->shadow.fy=box.y;
}
objCurrentStand=NULL;
inAir=inAirSave=true;
xVel=yVel=xVelBase=yVelBase=0;
xVelSave=yVelSave=xVelBaseSave=yVelBaseSave=0;
//And load the appearance.
objThemes.getBlock(type)->createInstance(&appearance);
}
void Block::show(SDL_Renderer& renderer){
//Make sure we are visible.
if ((flags & 0x80000000) != 0 && (stateID != STATE_LEVEL_EDITOR || dynamic_cast<LevelEditor*>(parent)->isPlayMode()))
return;
//Check if the block is visible.
if(checkCollision(camera,box)==true || (stateID==STATE_LEVEL_EDITOR && checkCollision(camera,boxBase)==true)){
//Some type of block needs additional state check.
switch(type){
case TYPE_CHECKPOINT:
//Check if the checkpoint is last used.
if(parent!=NULL && parent->objLastCheckPoint==this){
if(!temp) appearance.changeState("activated");
temp=1;
}else{
if(temp) appearance.changeState("default");
temp=0;
}
break;
}
//Always draw the base. (This is only supposed to show in editor.)
appearance.drawState("base", renderer, boxBase.x - camera.x, boxBase.y - camera.y, boxBase.w, boxBase.h);
//What we need to draw depends on the type of block.
switch (type) {
default:
//Draw normal.
appearance.draw(renderer, box.x - camera.x, box.y - camera.y, box.w, box.h);
break;
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
//Draw conveyor belt.
if (animation) {
// FIXME: ad-hoc code. Should add a new animation type in theme system.
const int a = animation / 10;
const SDL_Rect r = { box.x - camera.x, box.y - camera.y, box.w, box.h };
appearance.draw(renderer, box.x - camera.x - 50 + a, box.y - camera.y, box.w + 50, box.h, &r);
} else {
appearance.draw(renderer, box.x - camera.x, box.y - camera.y, box.w, box.h);
}
break;
}
//Some types need to draw something on top of the base/default.
switch(type){
case TYPE_BUTTON:
if(flags&4){
if(animation<5) animation++;
}else{
if(animation>0) animation--;
}
appearance.drawState("button", renderer, box.x - camera.x, box.y - camera.y - 5 + animation, box.w, box.h);
break;
}
//Draw some stupid icons during edit mode.
if (stateID == STATE_LEVEL_EDITOR) {
auto bmGUI = static_cast<LevelEditor*>(parent)->getGuiTexture();
if (!bmGUI) {
return;
}
int x = box.x - camera.x + 2;
//Scripted blocks
if (!scripts.empty()){
const SDL_Rect r = { 0, 32, 16, 16 };
const SDL_Rect dstRect = { x, box.y - camera.y + 2, 16, 16 };
SDL_RenderCopy(&renderer, bmGUI.get(), &r, &dstRect);
x += 16;
}
//Invisible blocks
if (editorFlags & 0x80000000) {
const SDL_Rect r = { 16, 48, 16, 16 };
const SDL_Rect dstRect = { x, box.y - camera.y + 2, 16, 16 };
SDL_RenderCopy(&renderer, bmGUI.get(), &r, &dstRect);
x += 16;
}
}
}
}
SDL_Rect Block::getBox(int boxType){
SDL_Rect r={0,0,0,0};
switch(boxType){
case BoxType_Base:
return boxBase;
case BoxType_Previous:
r.x=box.x-dx;
r.y=box.y-dy;
r.w=box.w;
r.h=box.h;
return r;
case BoxType_Delta:
r.x=dx;
r.y=dy;
return r;
case BoxType_Velocity:
r.x=xVel;
r.y=yVel;
//NOTE: In case of the pushable block we sometimes need to substract one from the vertical velocity.
//The yVel is set to one when it's resting, but should be handled as zero in collision.
if(type==TYPE_PUSHABLE && !inAir)
r.y=0;
return r;
case BoxType_Current:
return box;
}
return r;
}
void Block::moveTo(int x,int y){
//The block has moved so calculate the delta.
//NOTE: Every delta is summed since they all happened within one frame and for collision/movement we need the resulting delta.
int delta=(x-box.x);
dx+=delta;
xVel+=delta;
delta=(y-box.y);
dy+=delta;
yVel+=delta;
//And set the new location.
box.x=x;
box.y=y;
}
void Block::growTo(int w,int h){
//The block has changed size
//NOTE: Every delta is summed since they all happened within one frame and for collision/movement we need the resulting delta.
int delta=(w-box.w);
dx+=delta;
xVel+=delta;
delta=(h-box.h);
dy+=delta;
yVel+=delta;
//And set the new location.
box.w=w;
box.h=h;
}
void Block::saveState(){
animationSave=animation;
flagsSave=flags;
tempSave=temp;
dxSave=dx;
dySave=dy;
boxSave.x=box.x-boxBase.x;
boxSave.y=box.y-boxBase.y;
boxSave.w=box.w-boxBase.w;
boxSave.h=box.h-boxBase.h;
xVelSave=xVel;
yVelSave=yVel;
appearance.saveAnimation();
//In case of a certain blocks we need to save some more.
switch(type){
case TYPE_PUSHABLE:
xVelBaseSave=xVelBase;
yVelBaseSave=yVelBase;
inAirSave=inAir;
break;
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
speedSave=speed;
break;
}
}
void Block::loadState(){
//Restore the flags and animation var.
animation=animationSave;
flags=flagsSave;
temp=tempSave;
dx=dxSave;
dy=dySave;
//Restore the location.
box.x=boxBase.x+boxSave.x;
box.y=boxBase.y+boxSave.y;
box.w=boxBase.w+boxSave.w;
box.h=boxBase.h+boxSave.h;
//And the velocity.
xVel=xVelSave;
yVel=yVelSave;
//Invalidates the cache.
movingPosTime = -1;
//Handle block type specific variables.
switch(type){
case TYPE_PUSHABLE:
xVelBase=xVelBaseSave;
yVelBase=yVelBaseSave;
inAir=inAirSave;
break;
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
speed=speedSave;
break;
}
//And load the animation.
appearance.loadAnimation();
}
void Block::reset(bool save){
//We need to reset so we clear the animation and saves.
if(save){
animation=animationSave=0;
boxSave.x=boxSave.y=boxSave.w=boxSave.h=0;
flags=flagsSave=editorFlags;
temp=tempSave=0;
dx=dxSave=0;
dy=dySave=0;
}else{
animation=0;
flags=editorFlags;
temp=0;
dx=0;
dy=0;
}
//Invalidates the cache.
movingPosTime = -1;
//Reset the block to its original location.
box.x=boxBase.x;
box.y=boxBase.y;
box.w=boxBase.w;
box.h=boxBase.h;
//Reset any velocity.
xVel=yVel=xVelBase=yVelBase=0;
if(save)
xVelSave=yVelSave=xVelBaseSave=yVelBaseSave=0;
//Also reset the appearance.
appearance.resetAnimation(save);
appearance.changeState("default");
//NOTE: We load the animation right after changing it to prevent a transition.
if(save)
appearance.loadAnimation();
//Some types of block requires type specific code.
switch(type){
case TYPE_FRAGILE:
{
const int f = flags & 0x3;
const char* s=(f==0)?"default":((f==1)?"fragile1":((f==2)?"fragile2":"fragile3"));
appearance.changeState(s);
}
break;
case TYPE_PUSHABLE:
inAir=false;
if(save)
inAirSave=false;
break;
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
if(save)
speed=speedSave=editorSpeed;
else
speed=editorSpeed;
break;
}
}
void Block::playAnimation(){
switch(type){
case TYPE_SWAP:
appearance.changeState("activated");
break;
case TYPE_SWITCH:
temp^=1;
appearance.changeState(temp?"activated":"default");
break;
}
}
void Block::onEvent(int eventType){
//Make sure we are visible, otherwise no events should be handled except for 'OnCreate'.
if ((flags & 0x80000000) != 0 && eventType != GameObjectEvent_OnCreate)
return;
//Iterator used to check if the map contains certain entries.
map<int,int>::iterator it;
//Check if there's a script for the event.
it=compiledScripts.find(eventType);
if(it!=compiledScripts.end()){
//There is a script so execute it and check return value.
- int ret=getScriptExecutor()->executeScript(it->second,this);
+ int ret=parent->getScriptExecutor()->executeScript(it->second,this);
//Return value 1 means do default event process.
//Other values are coming soon...
if(ret!=1) return;
}
//Event handling.
switch(eventType){
case GameObjectEvent_PlayerWalkOn:
switch(type){
case TYPE_FRAGILE:
if ((flags & 0x3) < 3) {
flags++;
const int f = flags & 0x3;
const char* s = (f <= 0) ? "default" : ((f == 1) ? "fragile1" : ((f == 2) ? "fragile2" : "fragile3"));
appearance.changeState(s);
}
break;
}
break;
case GameObjectEvent_PlayerIsOn:
switch(type){
case TYPE_BUTTON:
temp=1;
break;
}
break;
case GameObjectEvent_OnPlayerInteraction:
switch (type) {
case TYPE_SWITCH:
//Make sure that the id isn't emtpy.
if (!id.empty()) {
parent->broadcastObjectEvent(0x10000 | (flags & 3),
-1, id.c_str());
} else {
cerr << "WARNING: invalid switch id!" << endl;
}
break;
}
break;
case GameObjectEvent_OnToggle:
switch(type){
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
flags^=1;
break;
case TYPE_PORTAL:
appearance.changeState("activated");
break;
case TYPE_COLLECTABLE:
appearance.changeState("inactive");
flags|=1;
break;
}
break;
case GameObjectEvent_OnSwitchOn:
switch(type){
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
flags&=~1;
break;
case TYPE_EXIT:
appearance.changeState("default");
break;
}
break;
case GameObjectEvent_OnSwitchOff:
switch(type){
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
flags|=1;
break;
case TYPE_EXIT:
appearance.changeState("closed");
break;
}
break;
}
}
int Block::queryProperties(int propertyType,Player* obj){
switch(propertyType){
case GameObjectProperty_PlayerCanWalkOn:
switch(type){
case TYPE_BLOCK:
case TYPE_MOVING_BLOCK:
case TYPE_CONVEYOR_BELT:
case TYPE_BUTTON:
case TYPE_PUSHABLE:
return 1;
case TYPE_SHADOW_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_SHADOW_CONVEYOR_BELT:
if(obj!=NULL && obj->isShadow()) return 1;
break;
case TYPE_FRAGILE:
if ((flags & 0x3) < 3) return 1;
break;
}
break;
case GameObjectProperty_IsSpikes:
switch(type){
case TYPE_SPIKES:
case TYPE_MOVING_SPIKES:
return 1;
}
break;
case GameObjectProperty_Flags:
return flags;
break;
default:
break;
}
return 0;
}
void Block::getEditorData(std::vector<std::pair<std::string,std::string> >& obj){
//Every block has an id.
obj.push_back(pair<string,string>("id",id));
//And visibility.
obj.push_back(pair<string, string>("visible", (editorFlags & 0x80000000) == 0 ? "1" : "0"));
//Block specific properties.
switch(type){
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
{
char s[64],s0[64];
sprintf(s,"%d",(int)movingPos.size());
obj.push_back(pair<string,string>("MovingPosCount",s));
obj.push_back(pair<string,string>("activated",(editorFlags&0x1)?"0":"1"));
obj.push_back(pair<string,string>("loop",(editorFlags&0x2)?"0":"1"));
for(unsigned int i=0;i<movingPos.size();i++){
sprintf(s0+1,"%u",i);
sprintf(s,"%d",movingPos[i].x);
s0[0]='x';
obj.push_back(pair<string,string>(s0,s));
sprintf(s,"%d",movingPos[i].y);
s0[0]='y';
obj.push_back(pair<string,string>(s0,s));
sprintf(s,"%d",movingPos[i].w);
s0[0]='t';
obj.push_back(pair<string,string>(s0,s));
}
}
break;
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
{
char s[64];
obj.push_back(pair<string,string>("activated",(editorFlags&0x1)?"0":"1"));
sprintf(s,"%d",editorSpeed);
obj.push_back(pair<string,string>("speed10",s));
}
break;
case TYPE_PORTAL:
obj.push_back(pair<string,string>("automatic",(editorFlags&0x1)?"1":"0"));
obj.push_back(pair<string,string>("destination",destination));
break;
case TYPE_BUTTON:
case TYPE_SWITCH:
{
string s;
switch(editorFlags&0x3){
case 1:
s="on";
break;
case 2:
s="off";
break;
default:
s="toggle";
break;
}
obj.push_back(pair<string,string>("behaviour",s));
}
break;
case TYPE_NOTIFICATION_BLOCK:
{
string value=message;
//Change \n with the characters '\n'.
while(value.find('\n',0)!=string::npos){
size_t pos=value.find('\n',0);
value=value.replace(pos,1,"\\n");
}
obj.push_back(pair<string,string>("message",value));
}
break;
case TYPE_FRAGILE:
{
char s[64];
sprintf(s,"%d",editorFlags&0x3);
obj.push_back(pair<string,string>("state",s));
}
break;
}
}
void Block::setEditorData(std::map<std::string,std::string>& obj){
//Iterator used to check if the map contains certain entries.
map<string,string>::iterator it;
//Check if the data contains the id block.
it=obj.find("id");
if(it!=obj.end()){
//Set the id of the block.
id=obj["id"];
}
//Check if the data contains the visibility
it = obj.find("visible");
if (it != obj.end()) {
//Set the visibility.
const string& s = it->second;
flags = flagsSave = editorFlags = (editorFlags & ~0x80000000) | ((s == "true" || atoi(s.c_str())) ? 0 : 0x80000000);
}
//Block specific properties.
switch(type){
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
{
//Make sure that the editor data contains MovingPosCount.
it=obj.find("MovingPosCount");
if(it!=obj.end()){
char s0[64];
int m=atoi(obj["MovingPosCount"].c_str());
movingPos.clear();
for(int i=0;i<m;i++){
SDL_Rect r={0,0,0,0};
sprintf(s0+1,"%d",i);
s0[0]='x';
r.x=atoi(obj[s0].c_str());
s0[0]='y';
r.y=atoi(obj[s0].c_str());
s0[0]='t';
r.w=atoi(obj[s0].c_str());
movingPos.push_back(r);
}
}
//Check if the activated or disabled key is in the data.
//NOTE: 'disabled' is obsolete in V0.5.
it=obj.find("activated");
if(it!=obj.end()){
const string& s=it->second;
editorFlags&=~0x1;
if(!(s=="true" || atoi(s.c_str()))) editorFlags|=0x1;
flags=flagsSave=editorFlags;
}else{
it=obj.find("disabled");
if(it!=obj.end()){
const string& s=it->second;
editorFlags&=~0x1;
if(s=="true" || atoi(s.c_str())) editorFlags|=0x1;
flags=flagsSave=editorFlags;
}
}
//Check if the loop key is in the data.
it=obj.find("loop");
if(it!=obj.end()){
const string& s=it->second;
editorFlags |= 0x2;
if (s == "true" || atoi(s.c_str())) editorFlags &= ~0x2;
flags = flagsSave = editorFlags;
}
}
break;
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
{
//Check if there's a speed key in the editor data.
//NOTE: 'speed' is obsolete in V0.5.
it=obj.find("speed10");
if(it!=obj.end()){
editorSpeed=atoi(it->second.c_str());
speed=speedSave=editorSpeed;
}else{
it = obj.find("speed");
if (it != obj.end()){
editorSpeed = atoi(it->second.c_str()) * 10;
speed = speedSave = editorSpeed;
}
}
//Check if the activated or disabled key is in the data.
//NOTE: 'disabled' is obsolete in V0.5.
it=obj.find("activated");
if(it!=obj.end()){
const string& s=it->second;
editorFlags&=~0x1;
if(!(s=="true" || atoi(s.c_str()))) editorFlags|=0x1;
flags=flagsSave=editorFlags;
}else{
it=obj.find("disabled");
if(it!=obj.end()){
const string& s=it->second;
editorFlags&=~0x1;
if(s=="true" || atoi(s.c_str())) editorFlags|=0x1;
flags=flagsSave=editorFlags;
}
}
}
break;
case TYPE_PORTAL:
{
//Check if the automatic key is in the data.
it=obj.find("automatic");
if(it!=obj.end()){
const string& s=it->second;
editorFlags&=~0x1;
if(s=="true" || atoi(s.c_str())) editorFlags|=0x1;
flags=flagsSave=editorFlags;
}
//Check if the destination key is in the data.
it=obj.find("destination");
if(it!=obj.end()){
destination=it->second;
}
}
break;
case TYPE_BUTTON:
case TYPE_SWITCH:
{
//Check if the behaviour key is in the data.
it=obj.find("behaviour");
if(it!=obj.end()){
const string& s=it->second;
editorFlags&=~0x3;
if(s=="on" || s==_("On")) editorFlags|=1;
else if(s=="off" || s==_("Off")) editorFlags|=2;
flags=flagsSave=editorFlags;
}
}
break;
case TYPE_NOTIFICATION_BLOCK:
{
//Check if the message key is in the data.
it=obj.find("message");
if(it!=obj.end()){
message=it->second;
//Change the characters '\n' to a real \n
while(message.find("\\n")!=string::npos){
message=message.replace(message.find("\\n"),2,"\n");
}
}
}
break;
case TYPE_FRAGILE:
{
//Check if the status is in the data.
it=obj.find("state");
if(it!=obj.end()){
editorFlags=(editorFlags&~0x3)|(atoi(it->second.c_str())&0x3);
flags=flagsSave=editorFlags;
{
const int f = flags & 0x3;
const char* s=(f==0)?"default":((f==1)?"fragile1":((f==2)?"fragile2":"fragile3"));
appearance.changeState(s);
}
}
}
break;
}
}
std::string Block::getEditorProperty(std::string property){
//First get the complete editor data.
vector<pair<string,string> > objMap;
vector<pair<string,string> >::iterator it;
getEditorData(objMap);
//Loop through the entries.
for(it=objMap.begin();it!=objMap.end();++it){
if(it->first==property)
return it->second;
}
//Nothing found.
return "";
}
void Block::setEditorProperty(std::string property,std::string value){
//Create a map to hold the property.
std::map<std::string,std::string> editorData;
editorData[property]=value;
//And call the setEditorData method.
setEditorData(editorData);
}
bool Block::loadFromNode(ImageManager&, SDL_Renderer&, TreeStorageNode* objNode){
//Make sure there are enough parameters.
if(objNode->value.size()<3)
return false;
//Load the type and location.
int type = 0;
{
auto it = Game::blockNameMap.find(objNode->value[0]);
if (it != Game::blockNameMap.end()) {
type = it->second;
} else {
cerr << "WARNING: Unknown block type '" << objNode->value[0] << "'!" << endl;
}
}
int x=atoi(objNode->value[1].c_str());
int y=atoi(objNode->value[2].c_str());
int w=50;
int h=50;
if(objNode->value.size()>3)
w=atoi(objNode->value[3].c_str());
if(objNode->value.size()>4)
h=atoi(objNode->value[4].c_str());
//Call the init method.
init(x,y,w,h,type);
//Loop through the attributes as editorProperties.
map<string,string> obj;
for(map<string,vector<string> >::iterator i=objNode->attributes.begin();i!=objNode->attributes.end();++i){
if(i->second.size()>0) obj[i->first]=i->second[0];
}
setEditorData(obj);
//Loop through the subNodes.
for(unsigned int i=0;i<objNode->subNodes.size();i++){
//FIXME: Ugly variable naming.
TreeStorageNode* obj=objNode->subNodes[i];
if(obj==NULL) continue;
//Check for a script block.
if(obj->name=="script" && !obj->value.empty()){
map<string,int>::iterator it=Game::gameObjectEventNameMap.find(obj->value[0]);
if(it!=Game::gameObjectEventNameMap.end()){
int eventType=it->second;
const std::string& script=obj->attributes["script"][0];
if(!script.empty()) scripts[eventType]=script;
}
}
}
return true;
}
void Block::prepareFrame(){
//Reset the delta variables.
dx=dy=0;
//Also reset the velocity, these should be set in the move method.
if(type!=TYPE_PUSHABLE)
xVel=yVel=0;
}
void Block::move(){
bool isPlayMode = stateID != STATE_LEVEL_EDITOR || dynamic_cast<LevelEditor*>(parent)->isPlayMode();
//Make sure we are visible, if not return.
if ((flags & 0x80000000) != 0 && isPlayMode)
return;
//First update the animation of the appearance.
appearance.updateAnimation();
//Block specific move code.
switch(type){
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
//Only move block when we are in play mode.
if (isPlayMode) {
//Make sure the block is enabled, if so increase the time.
if(!(flags&0x1)) temp++;
int t=temp;
SDL_Rect r0={0,0,0,0},r1;
dx=0;
dy=0;
//Loop through the moving positions.
for(unsigned int i=0;i<movingPos.size();i++){
r1.x=movingPos[i].x;
r1.y=movingPos[i].y;
r1.w=movingPos[i].w;
if(t==0&&r1.w==0){ // time == 0 means the block deactivates at this point automatically
r1.w=1;
flags|=0x1;
}
if(t>=0 && t<(int)r1.w){
int newX=boxBase.x+(int)(float(r0.x)+(float(r1.x)-float(r0.x))*float(t)/float(r1.w));
int newY=boxBase.y+(int)(float(r0.y)+(float(r1.y)-float(r0.y))*float(t)/float(r1.w));
//Calculate the delta and velocity.
xVel=dx=newX-box.x;
yVel=dy=newY-box.y;
//Set the new location of the moving block.
box.x=newX;
box.y=newY;
return;
} else if (t == (int)r1.w && i == movingPos.size() - 1) {
//If the time is the time of the movingPosition then set it equal to the location.
//We do this to prevent a slight edge between normal blocks and moving blocks.
int newX=boxBase.x+r1.x;
int newY=boxBase.y+r1.y;
xVel=dx=newX-box.x;
yVel=dy=newY-box.y;
box.x=newX;
box.y=newY;
return;
}
t-=r1.w;
r0.x=r1.x;
r0.y=r1.y;
}
//Only reset the stuff when we're looping.
if((flags & 0x2) == 0){
//Set the time back to zero.
temp=0;
//Calculate the delta movement.
if(!movingPos.empty() && movingPos.back().x==0 && movingPos.back().y==0){
dx=boxBase.x-box.x;
dy=boxBase.y-box.y;
}
//Set the movingblock back to it's initial location.
box.x=boxBase.x;
box.y=boxBase.y;
}
}
break;
case TYPE_BUTTON:
//Only move block when we are in play mode.
if (isPlayMode) {
//Check the third bit of flags to see if temp changed.
int new_flags=temp?4:0;
if((flags^new_flags)&4){
//The button has been pressed or unpressed so change the third bit on flags.
flags=(flags&~4)|new_flags;
if(parent && (new_flags || (flags&3)==0)){
//Make sure that id isn't empty.
if(!id.empty()){
parent->broadcastObjectEvent(0x10000|(flags&3),-1,id.c_str());
}else{
cerr<<"WARNING: invalid button id!"<<endl;
}
}
}
temp=0;
}
break;
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
//NOTE: we update conveyor belt animation even in edit mode.
//Increase the conveyor belt animation.
if((flags&1)==0){
//Since now 1 speed = 0.1 pixel/s we need some more sophisticated calculation.
int a = animation + speed, d = 0;
if (a < 0) {
//Add a delta value to make it positive
d = (((-a) / 500) + 1) * 500;
}
//Set the velocity NOTE This isn't the actual velocity of the block, but the speed of the player/shadow standing on it.
xVel = (a + d) / 10 - (animation + d) / 10;
//Update animation value
animation = (a + d) % 500;
assert(animation >= 0);
} else {
//Clear the velocity NOTE This isn't the actual velocity of the block, but the speed of the player/shadow standing on it.
xVel = 0;
}
break;
case TYPE_PUSHABLE:
//Only move block when we are in play mode.
if (isPlayMode) {
//Update the vertical velocity, horizontal is set by the player.
if(inAir==true){
yVel+=1;
//Cap fall speed to 13.
if(yVel>13)
yVel=13;
}
if(objCurrentStand!=NULL){
//Now get the velocity and delta of the object the player is standing on.
SDL_Rect v=objCurrentStand->getBox(BoxType_Velocity);
SDL_Rect delta=objCurrentStand->getBox(BoxType_Delta);
switch(objCurrentStand->type){
//For conveyor belts the velocity is transfered.
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
{
xVelBase+=v.x;
}
break;
//In other cases, such as, player on shadow, player on crate... the change in x position must be considered.
default:
{
if(delta.x != 0)
xVelBase+=delta.x;
}
break;
}
//NOTE: Only copy the velocity of the block when moving down.
//Upwards is automatically resolved before the player is moved.
if(delta.y>0)
yVelBase=delta.y;
else
yVelBase=0;
}
//Set the object the player is currently standing to NULL.
objCurrentStand=NULL;
//Store the location of the player.
int lastX=box.x;
int lastY=box.y;
//An array that will hold all the GameObjects that are involved in the collision/movement.
vector<Block*> objects;
//All the blocks have moved so if there's collision with the player, the block moved into him.
for(unsigned int o=0;o<parent->levelObjects.size();o++){
//Make sure to only check visible blocks.
if(parent->levelObjects[o]->flags & 0x80000000)
continue;
//Make sure we aren't the block.
if(parent->levelObjects[o]==this)
continue;
//Make sure the object is solid for the player.
if(!parent->levelObjects[o]->queryProperties(GameObjectProperty_PlayerCanWalkOn,&parent->player))
continue;
//Check for collision.
if(checkCollision(box,parent->levelObjects[o]->getBox()))
objects.push_back(parent->levelObjects[o]);
}
//There was collision so try to resolve it.
if(!objects.empty()){
//FIXME: When multiple moving blocks are overlapping the player can be "bounced" off depending on the block order.
for(unsigned int o=0;o<objects.size();o++){
SDL_Rect r=objects[o]->getBox();
SDL_Rect delta=objects[o]->getBox(BoxType_Delta);
//Check on which side of the box the player is.
if(delta.x!=0){
if(delta.x>0){
if((r.x+r.w)-box.x<=delta.x)
box.x=r.x+r.w;
}else{
if((box.x+box.w)-r.x<=-delta.x)
box.x=r.x-box.w;
}
}
if(delta.y!=0){
if(delta.y>0){
if((r.y+r.h)-box.y<=delta.y)
box.y=r.y+r.h;
}else{
if((box.y+box.h)-r.y<=-delta.y)
box.y=r.y-box.h;
}
}
}
}
//Reuse the objects array, this time for blocks the block moves into.
objects.clear();
//Determine the collision frame.
SDL_Rect frame={box.x,box.y,box.w,box.h};
//Keep the horizontal movement of the block in mind.
if(xVel+xVelBase>=0){
frame.w+=(xVel+xVelBase);
}else{
frame.x+=(xVel+xVelBase);
frame.w-=(xVel+xVelBase);
}
//And the vertical movement.
if(yVel+yVelBase>=0){
frame.h+=(yVel+yVelBase);
}else{
frame.y+=(yVel+yVelBase);
frame.h-=(yVel+yVelBase);
}
//Loop through the game objects.
for(unsigned int o=0; o<parent->levelObjects.size(); o++){
//Make sure the object is visible.
if(parent->levelObjects[o]->flags & 0x80000000)
continue;
//Make sure we aren't the block.
if(parent->levelObjects[o]==this)
continue;
//Check if the player can collide with this game object.
if(!parent->levelObjects[o]->queryProperties(GameObjectProperty_PlayerCanWalkOn,&parent->player))
continue;
//Check if the block is inside the frame.
if(checkCollision(frame,parent->levelObjects[o]->getBox()))
objects.push_back(parent->levelObjects[o]);
}
//Horizontal pass.
if(xVel+xVelBase!=0){
box.x+=xVel+xVelBase;
for(unsigned int o=0;o<objects.size();o++){
SDL_Rect r=objects[o]->getBox();
if(!checkCollision(box,r))
continue;
if(xVel+xVelBase>0){
//We came from the left so the right edge of the player must be less or equal than xVel+xVelBase.
if((box.x+box.w)-r.x<=xVel+xVelBase)
box.x=r.x-box.w;
}else{
//We came from the right so the left edge of the player must be greater or equal than xVel+xVelBase.
if(box.x-(r.x+r.w)>=xVel+xVelBase)
box.x=r.x+r.w;
}
}
}
//Some variables that are used in vertical movement.
Block* lastStand=NULL;
inAir=true;
//Vertical pass.
if(yVel+yVelBase!=0){
box.y+=yVel+yVelBase;
for(unsigned int o=0;o<objects.size();o++){
SDL_Rect r=objects[o]->getBox();
if(!checkCollision(box,r))
continue;
//Now check how we entered the block (vertically or horizontally).
if(yVel+yVelBase>0){
//We came from the top so the bottom edge of the player must be less or equal than yVel+yVelBase.
if((box.y+box.h)-r.y<=yVel+yVelBase){
//NOTE: lastStand is handled later since the player can stand on only one block at the time.
//Check if there's already a lastStand.
if(lastStand){
//There is one, so check 'how much' the player is on the blocks.
SDL_Rect r=objects[o]->getBox();
int w=0;
if(box.x+box.w>r.x+r.w)
w=(r.x+r.w)-box.x;
else
w=(box.x+box.w)-r.x;
//Do the same for the other box.
r=lastStand->getBox();
int w2=0;
if(box.x+box.w>r.x+r.w)
w2=(r.x+r.w)-box.x;
else
w2=(box.x+box.w)-r.x;
//NOTE: It doesn't matter which block the player is on if they are both stationary.
SDL_Rect v=objects[o]->getBox(BoxType_Velocity);
SDL_Rect v2=lastStand->getBox(BoxType_Velocity);
if(v.y==v2.y){
if(w>w2)
lastStand=objects[o];
}else if(v.y<v2.y){
lastStand=objects[o];
}
}else{
lastStand=objects[o];
}
}
}else{
//We came from the bottom so the upper edge of the player must be greater or equal than yVel+yVelBase.
if(box.y-(r.y+r.h)>=yVel+yVelBase){
box.y=r.y+r.h;
yVel=0;
}
}
}
}
if(lastStand){
inAir=false;
yVel=1;
SDL_Rect r=lastStand->getBox();
box.y=r.y-box.h;
}
//Block will currently be standing on whatever it was last standing on.
objCurrentStand=lastStand;
dx=box.x-lastX;
dy=box.y-lastY;
xVel=0;
xVelBase=0;
}
break;
}
}
diff --git a/src/Functions.cpp b/src/Functions.cpp
index 889ddc2..3f185f0 100644
--- a/src/Functions.cpp
+++ b/src/Functions.cpp
@@ -1,1800 +1,1793 @@
/*
* Copyright (C) 2011-2013 Me and My Shadow
*
* This file is part of Me and My Shadow.
*
* Me and My Shadow is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Me and My Shadow is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <math.h>
#include <locale.h>
#include <algorithm>
#include <SDL.h>
#include <SDL_mixer.h>
#include <SDL_syswm.h>
#include <SDL_ttf.h>
#include <string>
#include "Globals.h"
#include "Functions.h"
#include "FileManager.h"
#include "GameObjects.h"
#include "LevelPack.h"
#include "TitleMenu.h"
#include "OptionsMenu.h"
#include "CreditsMenu.h"
#include "LevelEditSelect.h"
#include "LevelEditor.h"
#include "Game.h"
#include "LevelPlaySelect.h"
#include "Addons.h"
#include "InputManager.h"
#include "ImageManager.h"
#include "MusicManager.h"
#include "SoundManager.h"
#include "ScriptExecutor.h"
#include "LevelPackManager.h"
#include "ThemeManager.h"
#include "GUIListBox.h"
#include "GUIOverlay.h"
#include "StatisticsManager.h"
#include "StatisticsScreen.h"
#include "Cursors.h"
#include "ScriptAPI.h"
#include "libs/tinyformat/tinyformat.h"
#include "libs/tinygettext/tinygettext.hpp"
#include "libs/tinygettext/log.hpp"
#include "libs/findlocale/findlocale.h"
using namespace std;
#ifdef WIN32
#include <windows.h>
#include <shellapi.h>
#include <shlobj.h>
#else
#include <strings.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <dirent.h>
#endif
//Initialise the musicManager.
//The MusicManager is used to prevent loading music files multiple times and for playing/fading music.
MusicManager musicManager;
//Initialise the soundManager.
//The SoundManager is used to keep track of the sfx in the game.
SoundManager soundManager;
//Initialise the levelPackManager.
//The LevelPackManager is used to prevent loading levelpacks multiple times and for the game to know which levelpacks there are.
LevelPackManager levelPackManager;
-//The scriptExecutor used for executing scripts.
-ScriptExecutor scriptExecutor;
-
//Map containing changed settings using command line arguments.
map<string,string> tmpSettings;
//Pointer to the settings object.
//It is used to load and save the settings file and change the settings.
Settings* settings=nullptr;
SDL_Renderer* sdlRenderer=nullptr;
void applySurface(int x,int y,SDL_Surface* source,SDL_Surface* dest,SDL_Rect* clip){
//The offset is needed to draw at the right location.
SDL_Rect offset;
offset.x=x;
offset.y=y;
//Let SDL do the drawing of the surface.
SDL_BlitSurface(source,clip,dest,&offset);
}
void drawRect(int x,int y,int w,int h,SDL_Renderer& renderer,Uint32 color){
//NOTE: We let SDL_gfx render it.
SDL_SetRenderDrawColor(&renderer,color >> 24,color >> 16,color >> 8,255);
//rectangleRGBA(&renderer,x,y,x+w,y+h,color >> 24,color >> 16,color >> 8,255);
const SDL_Rect r{x,y,w,h};
SDL_RenderDrawRect(&renderer,&r);
}
//Draw a box with anti-aliased borders using SDL_gfx.
void drawGUIBox(int x,int y,int w,int h,SDL_Renderer& renderer,Uint32 color){
SDL_Renderer* rd = &renderer;
//FIXME, this may get the wrong color on system with different endianness.
//Fill content's background color from function parameter
SDL_SetRenderDrawColor(rd,color >> 24,color >> 16,color >> 8,color >> 0);
{
const SDL_Rect r{x+1,y+1,w-2,h-2};
SDL_RenderFillRect(rd, &r);
}
SDL_SetRenderDrawColor(rd,0,0,0,255);
//Draw first black borders around content and leave 1 pixel in every corner
SDL_RenderDrawLine(rd,x+1,y,x+w-2,y);
SDL_RenderDrawLine(rd,x+1,y+h-1,x+w-2,y+h-1);
SDL_RenderDrawLine(rd,x,y+1,x,y+h-2);
SDL_RenderDrawLine(rd,x+w-1,y+1,x+w-1,y+h-2);
//Fill the corners with transperent color to create anti-aliased borders
SDL_SetRenderDrawColor(rd,0,0,0,160);
SDL_RenderDrawPoint(rd,x,y);
SDL_RenderDrawPoint(rd,x,y+h-1);
SDL_RenderDrawPoint(rd,x+w-1,y);
SDL_RenderDrawPoint(rd,x+w-1,y+h-1);
//Draw second lighter border around content
SDL_SetRenderDrawColor(rd,0,0,0,64);
{
const SDL_Rect r{x+1,y+1,w-2,h-2};
SDL_RenderDrawRect(rd,&r);
}
SDL_SetRenderDrawColor(rd,0,0,0,50);
//Create anti-aliasing in corners of second border
SDL_RenderDrawPoint(rd,x+1,y+1);
SDL_RenderDrawPoint(rd,x+1,y+h-2);
SDL_RenderDrawPoint(rd,x+w-2,y+1);
SDL_RenderDrawPoint(rd,x+w-2,y+h-2);
}
void drawLine(int x1,int y1,int x2,int y2,SDL_Renderer& renderer,Uint32 color){
SDL_SetRenderDrawColor(&renderer,color >> 24,color >> 16,color >> 8,255);
//NOTE: We let SDL_gfx render it.
//lineRGBA(&renderer,x1,y1,x2,y2,color >> 24,color >> 16,color >> 8,255);
SDL_RenderDrawLine(&renderer,x1,y1,x2,y2);
}
void drawLineWithArrow(int x1,int y1,int x2,int y2,SDL_Renderer& renderer,Uint32 color,int spacing,int offset,int xsize,int ysize){
//Draw line first
drawLine(x1,y1,x2,y2,renderer,color);
//calc delta and length
double dx=x2-x1;
double dy=y2-y1;
double length=sqrt(dx*dx+dy*dy);
if(length<0.001) return;
//calc the unit vector
dx/=length; dy/=length;
//Now draw arrows on it
for(double p=offset;p<length;p+=spacing){
drawLine(int(x1+p*dx+0.5),int(y1+p*dy+0.5),
int(x1+(p-xsize)*dx-ysize*dy+0.5),int(y1+(p-xsize)*dy+ysize*dx+0.5),renderer,color);
drawLine(int(x1+p*dx+0.5),int(y1+p*dy+0.5),
int(x1+(p-xsize)*dx+ysize*dy+0.5),int(y1+(p-xsize)*dy-ysize*dx+0.5),renderer,color);
}
}
ScreenData creationFailed() {
return ScreenData{ nullptr };
}
ScreenData createScreen(){
//Check if we are going fullscreen.
if(settings->getBoolValue("fullscreen"))
pickFullscreenResolution();
//Set the screen_width and height.
SCREEN_WIDTH=atoi(settings->getValue("width").c_str());
SCREEN_HEIGHT=atoi(settings->getValue("height").c_str());
//Update the camera.
camera.w=SCREEN_WIDTH;
camera.h=SCREEN_HEIGHT;
//Set the flags.
Uint32 flags = 0;
Uint32 currentFlags = SDL_GetWindowFlags(sdlWindow);
//#if !defined(ANDROID)
// flags |= SDL_DOUBLEBUF;
//#endif
if(settings->getBoolValue("fullscreen")) {
flags|=SDL_WINDOW_FULLSCREEN; //TODO with SDL2 we can also do SDL_WINDOW_FULLSCREEN_DESKTOP
}
else if(settings->getBoolValue("resizable"))
flags|=SDL_WINDOW_RESIZABLE;
//Create the window and renderer if they don't exist and check if there weren't any errors.
if (!sdlWindow && !sdlRenderer) {
SDL_CreateWindowAndRenderer(SCREEN_WIDTH, SCREEN_HEIGHT, flags, &sdlWindow, &sdlRenderer);
if(!sdlWindow || !sdlRenderer){
std::cerr << "FATAL ERROR: SDL_CreateWindowAndRenderer failed.\nError: " << SDL_GetError() << std::endl;
return creationFailed();
}
SDL_SetRenderDrawBlendMode(sdlRenderer, SDL_BlendMode::SDL_BLENDMODE_BLEND);
// White background so we see the menu on failure.
SDL_SetRenderDrawColor(sdlRenderer, 255, 255, 255, 255);
} else if (sdlWindow) {
// Try changing to/from fullscreen
if(SDL_SetWindowFullscreen(sdlWindow, flags & SDL_WINDOW_FULLSCREEN) != 0) {
std::cerr << "WARNING: Failed to switch to fullscreen: " << SDL_GetError() << std::endl;
};
currentFlags = SDL_GetWindowFlags(sdlWindow);
// Change fullscreen resolution
if((currentFlags & SDL_WINDOW_FULLSCREEN ) || (currentFlags & SDL_WINDOW_FULLSCREEN_DESKTOP)) {
SDL_DisplayMode m{0,0,0,0,nullptr};
SDL_GetWindowDisplayMode(sdlWindow,&m);
m.w = SCREEN_WIDTH;
m.h = SCREEN_HEIGHT;
if(SDL_SetWindowDisplayMode(sdlWindow, &m) != 0) {
std::cerr << "WARNING: Failed to set display mode: " << SDL_GetError() << std::endl;
}
} else {
SDL_SetWindowSize(sdlWindow, SCREEN_WIDTH, SCREEN_HEIGHT);
}
}
//Now configure the newly created window (if windowed).
if(settings->getBoolValue("fullscreen")==false)
configureWindow();
//Set the the window caption.
SDL_SetWindowTitle(sdlWindow, ("Me and My Shadow "+version).c_str());
//FIXME Seems to be obsolete
// SDL_EnableUNICODE(1);
//Nothing went wrong so return true.
return ScreenData{sdlRenderer};
}
vector<_res> getResolutionList(){
//Vector that will hold the resolutions to choose from.
vector<_res> resolutionList;
//Enumerate available resolutions using SDL_ListModes()
//NOTE: we enumerate fullscreen resolutions because
// windowed resolutions always can be arbitrary
if(resolutionList.empty()){
// SDL_Rect **modes=SDL_ListModes(NULL,SDL_FULLSCREEN|SCREEN_FLAGS|SDL_ANYFORMAT);
//NOTe - currently only using the first display (0)
int numDisplayModes = SDL_GetNumDisplayModes(0);
if(numDisplayModes < 1){
cerr<<"ERROR: Can't enumerate available screen resolutions."
" Use predefined screen resolutions list instead."<<endl;
static const _res predefinedResolutionList[] = {
{800,600},
{1024,600},
{1024,768},
{1152,864},
{1280,720},
{1280,768},
{1280,800},
{1280,960},
{1280,1024},
{1360,768},
{1366,768},
{1440,900},
{1600,900},
{1600,1200},
{1680,1080},
{1920,1080},
{1920,1200},
{2560,1440},
{3840,2160}
};
//Fill the resolutionList.
for(unsigned int i=0;i<sizeof(predefinedResolutionList)/sizeof(_res);i++){
resolutionList.push_back(predefinedResolutionList[i]);
}
}else{
//Fill the resolutionList.
for(int i=0;i < numDisplayModes; ++i){
SDL_DisplayMode mode;
int error = SDL_GetDisplayMode(0, i, &mode);
if(error < 0) {
//We failed to get a display mode. Should we crash here?
std::cerr << "ERROR: Failed to get display mode " << i << " " << std::endl;
}
//Check if the resolution is higher than the minimum (800x600).
if(mode.w >= 800 && mode.h >= 600){
_res res={mode.w, mode.h};
resolutionList.push_back(res);
}
}
//Reverse it so that we begin with the lowest resolution.
reverse(resolutionList.begin(),resolutionList.end());
}
}
//Return the resolution list.
return resolutionList;
}
void pickFullscreenResolution(){
//Get the resolution list.
vector<_res> resolutionList=getResolutionList();
//The resolution that will hold the final result, we start with the minimum (800x600).
_res closestMatch={800,600};
int width=atoi(getSettings()->getValue("width").c_str());
//int height=atoi(getSettings()->getValue("height").c_str());
//Now loop through the resolutionList.
for(int i=0;i<(int)resolutionList.size();i++){
//The delta between the closestMatch and the resolution from the list.
int dM=(closestMatch.w-resolutionList[i].w);
//The delta between the target width and the resolution from the list.
int dT=(width-resolutionList[i].w);
//Since the resolutions are getting higher the lower (more negative) the further away it is.
//That's why we check if the deltaMatch is lower than the the deltaTarget.
if((dM)<(dT)){
closestMatch.w=resolutionList[i].w;
closestMatch.h=resolutionList[i].h;
}
}
//Now set the resolution to the closest match.
char s[64];
sprintf(s,"%d",closestMatch.w);
getSettings()->setValue("width",s);
sprintf(s,"%d",closestMatch.h);
getSettings()->setValue("height",s);
}
void configureWindow(){
//We only need to configure the window if it's resizable.
if(!getSettings()->getBoolValue("resizable"))
return;
//We use a new function in SDL2 to restrict minimum window size
SDL_SetWindowMinimumSize(sdlWindow, 800, 600);
}
void onVideoResize(ImageManager& imageManager, SDL_Renderer &renderer){
//Check if the resize event isn't malformed.
if(event.window.data1<=0 || event.window.data2<=0)
return;
//Check the size limit.
//TODO: SDL2 porting note: This may break on systems non-X11 or Windows systems as the window size won't be limited
//there.
if(event.window.data1<800)
event.window.data1=800;
if(event.window.data2<600)
event.window.data2=600;
//Check if it really resizes.
if(SCREEN_WIDTH==event.window.data1 && SCREEN_HEIGHT==event.window.data2)
return;
char s[32];
//Set the new width and height.
SDL_snprintf(s,32,"%d",event.window.data1);
getSettings()->setValue("width",s);
SDL_snprintf(s,32,"%d",event.window.data2);
getSettings()->setValue("height",s);
//FIXME: THIS doesn't work properly.
//Do resizing.
SCREEN_WIDTH = event.window.data1;
SCREEN_HEIGHT = event.window.data2;
//Update the camera.
camera.w=SCREEN_WIDTH;
camera.h=SCREEN_HEIGHT;
//Tell the theme to resize.
if(!loadTheme(imageManager,renderer,""))
return;
//And let the currentState update it's GUI to the new resolution.
currentState->resize(imageManager, renderer);
}
ScreenData init(){
//Initialze SDL.
if(SDL_Init(SDL_INIT_EVERYTHING)==-1) {
std::cerr << "FATAL ERROR: SDL_Init failed\nError: " << SDL_GetError() << std::endl;
return creationFailed();
}
//Initialze SDL_mixer (audio).
//Note for SDL2 port: Changed frequency from 22050 to 44100.
//22050 caused some sound artifacts on my system, and I'm not sure
//why one would use it in this day and age anyhow.
//unless it's for compatability with some legacy system.
if(Mix_OpenAudio(44100,MIX_DEFAULT_FORMAT,2,1024)==-1){
std::cerr << "FATAL ERROR: Mix_OpenAudio failed\nError: " << Mix_GetError() << std::endl;
return creationFailed();
}
//Set the volume.
Mix_Volume(-1,atoi(settings->getValue("sound").c_str()));
//Increase the number of channels.
soundManager.setNumberOfChannels(48);
//Initialze SDL_ttf (fonts).
if(TTF_Init()==-1){
std::cerr << "FATAL ERROR: TTF_Init failed\nError: " << TTF_GetError() << std::endl;
return creationFailed();
}
//Create the screen.
ScreenData screenData(createScreen());
if(!screenData) {
return creationFailed();
}
//Load key config. Then initialize joystick support.
inputMgr.loadConfig();
inputMgr.openAllJoysitcks();
//Init tinygettext for translations for the right language
dictionaryManager = new tinygettext::DictionaryManager();
dictionaryManager->add_directory(getDataPath()+"locale");
dictionaryManager->set_charset("UTF-8");
//Check if user have defined own language. If not, find it out for the player using findlocale
string lang=getSettings()->getValue("lang");
if(lang.length()>0){
printf("Locale set by user to %s\n",lang.c_str());
language=lang;
}else{
FL_Locale *locale;
FL_FindLocale(&locale,FL_MESSAGES);
printf("Locale isn't set by user: %s\n",locale->lang);
language=locale->lang;
if(locale->country!=NULL){
language+=string("_")+string(locale->country);
}
if(locale->variant!=NULL){
language+=string("@")+string(locale->variant);
}
FL_FreeLocale(&locale);
}
//Now set the language in the dictionaryManager.
dictionaryManager->set_language(tinygettext::Language::from_name(language));
//Disable annoying 'Couldn't translate: blah blah blah'
tinygettext::Log::set_log_info_callback(NULL);
//Set time format to the user-preference of the system.
setlocale(LC_TIME,"");
//Create the types of blocks.
for(int i=0;i<TYPE_MAX;i++){
Game::blockNameMap[Game::blockName[i]]=i;
}
//Structure that holds the event type/name pair.
struct EventTypeName{
int type;
const char* name;
};
//Create the types of game object event types.
{
const EventTypeName types[]={
{GameObjectEvent_PlayerWalkOn,"playerWalkOn"},
{GameObjectEvent_PlayerIsOn,"playerIsOn"},
{GameObjectEvent_PlayerLeave,"playerLeave"},
{GameObjectEvent_OnCreate,"onCreate"},
{GameObjectEvent_OnEnterFrame,"onEnterFrame"},
{ GameObjectEvent_OnPlayerInteraction, "onPlayerInteraction" },
{GameObjectEvent_OnToggle,"onToggle"},
{GameObjectEvent_OnSwitchOn,"onSwitchOn"},
{GameObjectEvent_OnSwitchOff,"onSwitchOff"},
{0,NULL}
};
for(int i=0;types[i].name;i++){
Game::gameObjectEventNameMap[types[i].name]=types[i].type;
Game::gameObjectEventTypeMap[types[i].type]=types[i].name;
}
}
//Create the types of level event types.
{
const EventTypeName types[]={
{LevelEvent_OnCreate,"onCreate"},
{LevelEvent_OnSave,"onSave"},
{LevelEvent_OnLoad,"onLoad"},
{0,NULL}
};
for(int i=0;types[i].name;i++){
Game::levelEventNameMap[types[i].name]=types[i].type;
Game::levelEventTypeMap[types[i].type]=types[i].name;
}
}
//Nothing went wrong so we return true.
return screenData;
}
static TTF_Font* loadFont(const char* name,int size){
TTF_Font* tmpFont=TTF_OpenFont((getDataPath()+"font/"+name+".ttf").c_str(),size);
if(tmpFont){
return tmpFont;
}else{
#if defined(ANDROID)
//Android has built-in DroidSansFallback.ttf. (?)
return TTF_OpenFont("/system/fonts/DroidSansFallback.ttf",size);
#else
return TTF_OpenFont((getDataPath()+"font/DroidSansFallback.ttf").c_str(),size);
#endif
}
}
bool loadFonts(){
//Load the fonts.
//NOTE: This is a separate method because it will be called separately when re-initing in case of language change.
//First close the fonts if needed.
if(fontTitle)
TTF_CloseFont(fontTitle);
if(fontGUI)
TTF_CloseFont(fontGUI);
if(fontGUISmall)
TTF_CloseFont(fontGUISmall);
if(fontText)
TTF_CloseFont(fontText);
if(fontMono)
TTF_CloseFont(fontMono);
/// TRANSLATORS: Font used in GUI:
/// - Use "knewave" for languages using Latin and Latin-derived alphabets
/// - "DroidSansFallback" can be used for non-Latin writing systems
fontTitle=loadFont(_("knewave"),55);
fontGUI=loadFont(_("knewave"),32);
fontGUISmall=loadFont(_("knewave"),24);
/// TRANSLATORS: Font used for normal text:
/// - Use "Blokletters-Viltstift" for languages using Latin and Latin-derived alphabets
/// - "DroidSansFallback" can be used for non-Latin writing systems
fontText=loadFont(_("Blokletters-Viltstift"),16);
fontMono=loadFont("VeraMono",12);
if(fontTitle==NULL || fontGUI==NULL || fontGUISmall==NULL || fontText==NULL || fontMono==NULL){
printf("ERROR: Unable to load fonts! \n");
return false;
}
//Nothing went wrong so return true.
return true;
}
//Generate small arrows used for some GUI widgets.
static void generateArrows(SDL_Renderer& renderer){
TTF_Font* fontArrow=loadFont(_("knewave"),18);
arrowLeft1=textureFromText(renderer,*fontArrow,"<",objThemes.getTextColor(false));
arrowRight1=textureFromText(renderer,*fontArrow,">",objThemes.getTextColor(false));
arrowLeft2=textureFromText(renderer,*fontArrow,"<",objThemes.getTextColor(true));
arrowRight2=textureFromText(renderer,*fontArrow,">",objThemes.getTextColor(true));
TTF_CloseFont(fontArrow);
}
bool loadTheme(ImageManager& imageManager,SDL_Renderer& renderer,std::string name){
//Load default fallback theme if it isn't loaded yet
if(objThemes.themeCount()==0){
if(objThemes.appendThemeFromFile(getDataPath()+"themes/Cloudscape/theme.mnmstheme", imageManager, renderer)==NULL){
printf("ERROR: Can't load default theme file\n");
return false;
}
}
//Resize background or load specific theme
bool success=true;
if(name==""||name.empty()){
objThemes.scaleToScreen();
}else{
string theme=processFileName(name);
if(objThemes.appendThemeFromFile(theme+"/theme.mnmstheme", imageManager, renderer)==NULL){
printf("ERROR: Can't load theme %s\n",theme.c_str());
success=false;
}
}
generateArrows(renderer);
//Everything went fine so return true.
return success;
}
static SDL_Cursor* loadCursor(const char* image[]){
int i,row,col;
//The array that holds the data (0=white 1=black)
Uint8 data[4*32];
//The array that holds the alpha mask (0=transparent 1=visible)
Uint8 mask[4*32];
//The coordinates of the hotspot of the cursor.
int hotspotX, hotspotY;
i=-1;
//Loop through the rows and columns.
//NOTE: We assume a cursor size of 32x32.
for(row=0;row<32;++row){
for(col=0; col<32;++col){
if(col % 8) {
data[i]<<=1;
mask[i]<<=1;
}else{
++i;
data[i]=mask[i]=0;
}
switch(image[4+row][col]){
case '+':
data[i] |= 0x01;
mask[i] |= 0x01;
break;
case '.':
mask[i] |= 0x01;
break;
default:
break;
}
}
}
//Get the hotspot x and y locations from the last line of the cursor.
sscanf(image[4+row],"%d,%d",&hotspotX,&hotspotY);
return SDL_CreateCursor(data,mask,32,32,hotspotX,hotspotY);
}
bool loadFiles(ImageManager& imageManager, SDL_Renderer& renderer){
//Load the fonts.
if(!loadFonts())
return false;
//Show a loading screen
{
int w = 0,h = 0;
SDL_GetRendererOutputSize(&renderer, &w, &h);
SDL_Color fg={255,255,255,0};
TexturePtr loadingTexture = textureFromText(renderer, *fontTitle, _("Loading..."),fg);
SDL_Rect loadingRect = rectFromTexture(*loadingTexture);
loadingRect.x = (w-loadingRect.w)/2;
loadingRect.y = (h-loadingRect.h)/2;
SDL_RenderCopy(sdlRenderer, loadingTexture.get(), NULL, &loadingRect);
SDL_RenderPresent(sdlRenderer);
SDL_RenderClear(sdlRenderer);
}
musicManager.destroy();
//Load the music and play it.
if(musicManager.loadMusic((getDataPath()+"music/menu.music")).empty()){
printf("WARNING: Unable to load background music! \n");
}
musicManager.playMusic("menu",false);
//Load all the music lists from the data and user data path.
{
vector<string> musicLists=enumAllFiles((getDataPath()+"music/"),"list",true);
for(unsigned int i=0;i<musicLists.size();i++)
getMusicManager()->loadMusicList(musicLists[i]);
musicLists=enumAllFiles((getUserPath(USER_DATA)+"music/"),"list",true);
for(unsigned int i=0;i<musicLists.size();i++)
getMusicManager()->loadMusicList(musicLists[i]);
}
//Set the list to the configured one.
getMusicManager()->setMusicList(getSettings()->getValue("musiclist"));
//Check if music is enabled.
if(getSettings()->getBoolValue("music"))
getMusicManager()->setEnabled();
//Load the sound effects
soundManager.loadSound((getDataPath()+"sfx/jump.wav").c_str(),"jump");
soundManager.loadSound((getDataPath()+"sfx/hit.wav").c_str(),"hit");
soundManager.loadSound((getDataPath()+"sfx/checkpoint.wav").c_str(),"checkpoint");
soundManager.loadSound((getDataPath()+"sfx/swap.wav").c_str(),"swap");
soundManager.loadSound((getDataPath()+"sfx/toggle.ogg").c_str(),"toggle");
soundManager.loadSound((getDataPath()+"sfx/error.wav").c_str(),"error");
soundManager.loadSound((getDataPath()+"sfx/collect.wav").c_str(),"collect");
soundManager.loadSound((getDataPath()+"sfx/achievement.ogg").c_str(),"achievement");
//Load the cursor images from the Cursor.h file.
cursors[CURSOR_POINTER]=loadCursor(pointer);
cursors[CURSOR_CARROT]=loadCursor(ibeam);
cursors[CURSOR_DRAG]=loadCursor(closedhand);
cursors[CURSOR_SIZE_HOR]=loadCursor(size_hor);
cursors[CURSOR_SIZE_VER]=loadCursor(size_ver);
cursors[CURSOR_SIZE_FDIAG]=loadCursor(size_fdiag);
cursors[CURSOR_SIZE_BDIAG]=loadCursor(size_bdiag);
cursors[CURSOR_REMOVE]=loadCursor(remove_cursor);
cursors[CURSOR_POINTING_HAND] = loadCursor(pointing_hand);
//Set the default cursor right now.
SDL_SetCursor(cursors[CURSOR_POINTER]);
levelPackManager.destroy();
//Now sum up all the levelpacks.
vector<string> v=enumAllDirs(getDataPath()+"levelpacks/");
for(vector<string>::iterator i=v.begin(); i!=v.end(); ++i){
levelPackManager.loadLevelPack(getDataPath()+"levelpacks/"+*i);
}
v=enumAllDirs(getUserPath(USER_DATA)+"levelpacks/");
for(vector<string>::iterator i=v.begin(); i!=v.end(); ++i){
levelPackManager.loadLevelPack(getUserPath(USER_DATA)+"levelpacks/"+*i);
}
v=enumAllDirs(getUserPath(USER_DATA)+"custom/levelpacks/");
for(vector<string>::iterator i=v.begin(); i!=v.end(); ++i){
levelPackManager.loadLevelPack(getUserPath(USER_DATA)+"custom/levelpacks/"+*i);
}
//Now we add a special levelpack that will contain the levels not in a levelpack.
LevelPack* levelsPack=new LevelPack;
levelsPack->levelpackName="Levels";
levelsPack->levelpackPath="Levels/";
//NOTE: Set the type of 'levels' to main so it won't be added to the custom packs, even though it contains non-main levels.
levelsPack->type=COLLECTION;
LevelPack* customLevelsPack=new LevelPack;
customLevelsPack->levelpackName="Custom Levels";
customLevelsPack->levelpackPath="Custom Levels/";
customLevelsPack->type=COLLECTION;
//List the addon levels and add them one for one.
v=enumAllFiles(getUserPath(USER_DATA)+"levels/");
for(vector<string>::iterator i=v.begin(); i!=v.end(); ++i){
levelsPack->addLevel(getUserPath(USER_DATA)+"levels/"+*i);
levelsPack->setLocked(levelsPack->getLevelCount()-1);
}
//List the custom levels and add them one for one.
v=enumAllFiles(getUserPath(USER_DATA)+"custom/levels/");
for(vector<string>::iterator i=v.begin(); i!=v.end(); ++i){
levelsPack->addLevel(getUserPath(USER_DATA)+"custom/levels/"+*i);
levelsPack->setLocked(levelsPack->getLevelCount()-1);
customLevelsPack->addLevel(getUserPath(USER_DATA)+"custom/levels/"+*i);
customLevelsPack->setLocked(customLevelsPack->getLevelCount()-1);
}
//Add them to the manager.
levelPackManager.addLevelPack(levelsPack);
levelPackManager.addLevelPack(customLevelsPack);
//Load statistics
statsMgr.loadPicture(renderer, imageManager);
statsMgr.registerAchievements(imageManager);
statsMgr.loadFile(getUserPath(USER_CONFIG)+"statistics");
//Do something ugly and slow
statsMgr.reloadCompletedLevelsAndAchievements();
statsMgr.reloadOtherAchievements();
//Load the theme, both menu and default.
//NOTE: Loading theme may fail and returning false would stop everything, default theme will be used instead.
if (!loadTheme(imageManager,renderer,getSettings()->getValue("theme"))){
getSettings()->setValue("theme","%DATA%/themes/Cloudscape");
saveSettings();
}
//Nothing failed so return true.
return true;
}
bool loadSettings(){
settings=new Settings(getUserPath(USER_CONFIG)+"meandmyshadow.cfg");
settings->parseFile();
//Now apply settings changed through command line arguments, if any.
map<string,string>::iterator it;
for(it=tmpSettings.begin();it!=tmpSettings.end();++it){
settings->setValue(it->first,it->second);
}
tmpSettings.clear();
//Always return true?
return true;
}
bool saveSettings(){
return settings->save();
}
Settings* getSettings(){
return settings;
}
MusicManager* getMusicManager(){
return &musicManager;
}
SoundManager* getSoundManager(){
return &soundManager;
}
LevelPackManager* getLevelPackManager(){
return &levelPackManager;
}
-ScriptExecutor* getScriptExecutor(){
- return &scriptExecutor;
-}
-
void flipScreen(SDL_Renderer& renderer){
// Render the data from the back buffer.
SDL_RenderPresent(&renderer);
}
void clean(){
//Save statistics
statsMgr.saveFile(getUserPath(USER_CONFIG)+"statistics");
//We delete the settings.
if(settings){
delete settings;
settings=NULL;
}
//Delete dictionaryManager.
delete dictionaryManager;
//Get rid of the currentstate.
//NOTE: The state is probably already deleted by the changeState function.
if(currentState)
delete currentState;
//Destroy the GUI if present.
if(GUIObjectRoot){
delete GUIObjectRoot;
GUIObjectRoot=NULL;
}
//These calls to destroy makes sure stuff is
//deleted before SDL is uninitialised (as these managers are stack allocated
//globals.)
//Destroy the musicManager.
musicManager.destroy();
//Destroy all sounds
soundManager.destroy();
//Destroy the cursors.
for(int i=0;i<CURSOR_MAX;i++){
SDL_FreeCursor(cursors[i]);
cursors[i]=NULL;
}
//Destroy the levelPackManager.
levelPackManager.destroy();
levels=NULL;
//Close all joysticks.
inputMgr.closeAllJoysticks();
//Close the fonts and quit SDL_ttf.
TTF_CloseFont(fontTitle);
TTF_CloseFont(fontGUI);
TTF_CloseFont(fontGUISmall);
TTF_CloseFont(fontText);
TTF_CloseFont(fontMono);
TTF_Quit();
//Remove the temp surface.
SDL_DestroyRenderer(sdlRenderer);
SDL_DestroyWindow(sdlWindow);
arrowLeft1.reset(nullptr);
arrowLeft2.reset(nullptr);
arrowRight1.reset(nullptr);
arrowRight2.reset(nullptr);
//Stop audio.and quit
Mix_CloseAudio();
//SDL2 porting note. Not sure why this was only done on apple.
//#ifndef __APPLE__
Mix_Quit();
//#endif
//And finally quit SDL.
SDL_Quit();
}
void setNextState(int newstate){
//Only change the state when we aren't already exiting.
if(nextState!=STATE_EXIT){
nextState=newstate;
}
}
void changeState(ImageManager& imageManager, SDL_Renderer& renderer, int fade){
//Check if there's a nextState.
if(nextState!=STATE_NULL){
//Fade out, if fading is enabled.
if (currentState && settings->getBoolValue("fading")) {
for (; fade >= 0; fade -= 17) {
currentState->render(imageManager, renderer);
//TODO: Shouldn't the gamestate take care of rendering the GUI?
if (GUIObjectRoot) GUIObjectRoot->render(renderer);
dimScreen(renderer, static_cast<Uint8>(255 - fade));
//draw new achievements (if any) as overlay
statsMgr.render(imageManager, renderer);
flipScreen(renderer);
SDL_Delay(25);
}
}
//Delete the currentState.
delete currentState;
currentState=NULL;
//Set the currentState to the nextState.
stateID=nextState;
nextState=STATE_NULL;
//Init the state.
switch(stateID){
case STATE_GAME:
{
currentState=NULL;
Game* game=new Game(renderer, imageManager);
currentState=game;
//Check if we should load record file or a level.
if(!Game::recordFile.empty()){
game->loadRecord(imageManager,renderer,Game::recordFile.c_str());
Game::recordFile.clear();
}else{
game->loadLevel(imageManager,renderer,levels->getLevelFile());
levels->saveLevelProgress();
}
}
break;
case STATE_MENU:
currentState=new Menu(imageManager, renderer);
break;
case STATE_LEVEL_SELECT:
currentState=new LevelPlaySelect(imageManager, renderer);
break;
case STATE_LEVEL_EDIT_SELECT:
currentState=new LevelEditSelect(imageManager, renderer);
break;
case STATE_LEVEL_EDITOR:
{
currentState=NULL;
LevelEditor* levelEditor=new LevelEditor(renderer, imageManager);
currentState=levelEditor;
//Load the selected level.
levelEditor->loadLevel(imageManager,renderer,levels->getLevelFile());
}
break;
case STATE_OPTIONS:
currentState=new Options(imageManager, renderer);
break;
case STATE_ADDONS:
currentState=new Addons(renderer, imageManager);
break;
case STATE_CREDITS:
currentState=new Credits(imageManager,renderer);
break;
case STATE_STATISTICS:
currentState=new StatisticsScreen(imageManager,renderer);
break;
}
//NOTE: STATE_EXIT isn't mentioned, meaning that currentState is null.
//This way the game loop will break and the program will exit.
}
}
void musicStoppedHook(){
//We just call the musicStopped method of the MusicManager.
musicManager.musicStopped();
}
void channelFinishedHook(int channel){
soundManager.channelFinished(channel);
}
bool checkCollision(const SDL_Rect& a,const SDL_Rect& b){
//Check if the left side of box a isn't past the right side of b.
if(a.x>=b.x+b.w){
return false;
}
//Check if the right side of box a isn't left of the left side of b.
if(a.x+a.w<=b.x){
return false;
}
//Check if the top side of box a isn't under the bottom side of b.
if(a.y>=b.y+b.h){
return false;
}
//Check if the bottom side of box a isn't above the top side of b.
if(a.y+a.h<=b.y){
return false;
}
//We have collision.
return true;
}
int parseArguments(int argc, char** argv){
//Loop through all arguments.
//We start at one since 0 is the command itself.
for(int i=1;i<argc;i++){
string argument=argv[i];
//Check if the argument is the data-dir.
if(argument=="--data-dir"){
//We need a second argument so we increase i.
i++;
if(i>=argc){
printf("ERROR: Missing argument for command '%s'\n\n",argument.c_str());
return -1;
}
//Configure the dataPath with the given path.
dataPath=argv[i];
if(!getDataPath().empty()){
char c=dataPath[dataPath.size()-1];
if(c!='/'&&c!='\\') dataPath+="/";
}
}else if(argument=="--user-dir"){
//We need a second argument so we increase i.
i++;
if(i>=argc){
printf("ERROR: Missing argument for command '%s'\n\n",argument.c_str());
return -1;
}
//Configure the userPath with the given path.
userPath=argv[i];
if(!userPath.empty()){
char c=userPath[userPath.size()-1];
if(c!='/'&&c!='\\') userPath+="/";
}
}else if(argument=="-f" || argument=="-fullscreen" || argument=="--fullscreen"){
tmpSettings["fullscreen"]="1";
}else if(argument=="-w" || argument=="-windowed" || argument=="--windowed"){
tmpSettings["fullscreen"]="0";
}else if(argument=="-mv" || argument=="-music" || argument=="--music"){
//We need a second argument so we increase i.
i++;
if(i>=argc){
printf("ERROR: Missing argument for command '%s'\n\n",argument.c_str());
return -1;
}
//Now set the music volume.
tmpSettings["music"]=argv[i];
}else if(argument=="-sv" || argument=="-sound" || argument=="--sound"){
//We need a second argument so we increase i.
i++;
if(i>=argc){
printf("ERROR: Missing argument for command '%s'\n\n",argument.c_str());
return -1;
}
//Now set sound volume.
tmpSettings["sound"]=argv[i];
}else if(argument=="-set" || argument=="--set"){
//We need a second and a third argument so we increase i.
i+=2;
if(i>=argc){
printf("ERROR: Missing argument for command '%s'\n\n",argument.c_str());
return -1;
}
//And set the setting.
tmpSettings[argv[i-1]]=argv[i];
}else if(argument=="-v" || argument=="-version" || argument=="--version"){
//Print the version.
printf("%s\n",version.c_str());
return 0;
}else if(argument=="-h" || argument=="-help" || argument=="--help"){
//If the help is requested we'll return false without printing an error.
//This way the usage/help text will be printed.
return -1;
}else{
//Any other argument is unknow so we return false.
printf("ERROR: Unknown argument %s\n\n",argument.c_str());
return -1;
}
}
//If everything went well we can return true.
return 1;
}
//Special structure that will recieve the GUIEventCallbacks of the messagebox.
struct msgBoxHandler:public GUIEventCallback{
public:
//Integer containing the ret(urn) value of the messageBox.
int ret;
public:
//Constructor.
msgBoxHandler():ret(0){}
void GUIEventCallback_OnEvent(ImageManager& imageManager, SDL_Renderer& renderer, std::string name,GUIObject* obj,int eventType){
//Make sure it's a click event.
if(eventType==GUIEventClick){
//Set the return value.
ret=obj->value;
//After a click event we can delete the GUI.
if(GUIObjectRoot){
delete GUIObjectRoot;
GUIObjectRoot=NULL;
}
}
}
};
msgBoxResult msgBox(ImageManager& imageManager,SDL_Renderer& renderer, string prompt,msgBoxButtons buttons,const string& title){
//Create the event handler.
msgBoxHandler objHandler;
//The GUI objects.
GUIObject* obj;
//Create the GUIObjectRoot, the height and y location is temp.
//It depends on the content what it will be.
GUIObject* root=new GUIFrame(imageManager,renderer,(SCREEN_WIDTH-600)/2,200,600,200,title.c_str());
//Integer containing the current y location used to grow dynamic depending on the content.
int y=50;
//Now process the prompt.
{
//Pointer to the string.
char* lps=(char*)prompt.c_str();
//Pointer to a character.
char* lp=NULL;
//We keep looping forever.
//The only way out is with the break statement.
for(;;){
//As long as it's still the same sentence we continue.
//It will stop when there's a newline or end of line.
for(lp=lps;*lp!='\n'&&*lp!='\r'&&*lp!=0;lp++);
//Store the character we stopped on. (End or newline)
char c=*lp;
//Set the character in the string to 0, making lps a string containing one sentence.
*lp=0;
//Add a GUIObjectLabel with the sentence.
root->addChild(new GUILabel(imageManager,renderer,0,y,root->width,25,lps,0,true,true,GUIGravityCenter));
//Increase y with 25, about the height of the text.
y+=25;
//Check the stored character if it was a stop.
if(c==0){
//It was so break out of the for loop.
lps=lp;
break;
}
//It wasn't meaning more will follow.
//We set lps to point after the "newline" forming a new string.
lps=lp+1;
}
}
//Add 70 to y to leave some space between the content and the buttons.
y+=70;
//Recalc the size of the message box.
root->top=(SCREEN_HEIGHT-y)/2;
root->height=y;
//Now we need to add the buttons.
//Integer containing the number of buttons to add.
int count=0;
//Array with the return codes for the buttons.
int value[3]={0};
//Array containing the captation for the buttons.
string button[3]={"","",""};
switch(buttons){
case MsgBoxOKCancel:
count=2;
button[0]=_("OK");value[0]=MsgBoxOK;
button[1]=_("Cancel");value[1]=MsgBoxCancel;
break;
case MsgBoxAbortRetryIgnore:
count=3;
button[0]=_("Abort");value[0]=MsgBoxAbort;
button[1]=_("Retry");value[1]=MsgBoxRetry;
button[2]=_("Ignore");value[2]=MsgBoxIgnore;
break;
case MsgBoxYesNoCancel:
count=3;
button[0]=_("Yes");value[0]=MsgBoxYes;
button[1]=_("No");value[1]=MsgBoxNo;
button[2]=_("Cancel");value[2]=MsgBoxCancel;
break;
case MsgBoxYesNo:
count=2;
button[0]=_("Yes");value[0]=MsgBoxYes;
button[1]=_("No");value[1]=MsgBoxNo;
break;
case MsgBoxRetryCancel:
count=2;
button[0]=_("Retry");value[0]=MsgBoxRetry;
button[1]=_("Cancel");value[1]=MsgBoxCancel;
break;
default:
count=1;
button[0]=_("OK");value[0]=MsgBoxOK;
break;
}
//Now we start making the buttons.
{
//Reduce y so that the buttons fit inside the frame.
y-=40;
double places[3]={0.0};
if(count==1){
places[0]=0.5;
}else if(count==2){
places[0]=0.4;
places[1]=0.6;
}else if(count==3){
places[0]=0.3;
places[1]=0.5;
places[2]=0.7;
}
//Loop to add the buttons.
for(int i=0;i<count;i++){
obj=new GUIButton(imageManager,renderer,root->width*places[i],y,-1,36,button[i].c_str(),value[i],true,true,GUIGravityCenter);
obj->eventCallback=&objHandler;
root->addChild(obj);
}
}
//Now we dim the screen and keep the GUI rendering/updating.
GUIOverlay* overlay=new GUIOverlay(renderer,root);
overlay->keyboardNavigationMode = 0x7 | ((count == 1) ? 0 : 0x8);
overlay->enterLoop(imageManager, renderer, true, count == 1);
//And return the result.
return (msgBoxResult)objHandler.ret;
}
//SDL2 port note: Commented this out since it was unused.
#if 0
struct fileDialogHandler:public GUIEventCallback{
public:
//The ret(urn) value, true=ok and false=cancel
bool ret;
//Boolean if it's a save dialog.
bool isSave;
//Boolean if the file should be verified.
bool verifyFile;
//Boolean if files should be listed instead of directories.
bool files;
//Pointer to the textfield containing the filename.
GUIObject* txtName;
//Pointer to the listbox containing the different files.
GUIListBox* lstFile;
//The extension the files listed should have.
const char* extension;
//The current filename.
string fileName;
//The current search path.
string path;
//Vector containing the search paths.
vector<string> searchPath;
public:
//Constructor.
fileDialogHandler(bool isSave=false,bool verifyFile=false, bool files=true):ret(false),
isSave(isSave),verifyFile(verifyFile),
files(files),txtName(NULL),lstFile(NULL),extension(NULL){}
void GUIEventCallback_OnEvent(ImageManager& imageManager, SDL_Renderer& renderer,std::string name,GUIObject* obj,int /*eventType*/) override {
//Check for the ok event.
if(name=="cmdOK"){
//Get the entered fileName from the text field.
std::string s=txtName->caption;
//If it doesn't contain a slash we need to add the path to the fileName.
if(s.find_first_of("/")==string::npos)
s=path+s;
//If the string empty we return.
if(s.empty() || s.find_first_of("*?")!=string::npos)
return;
//We only need to check for extensions if it isn't a folder dialog.
if(files){
//If there isn't right extension add it.
size_t found=s.find_first_of(".");
if(found!=string::npos)
s.replace(s.begin()+found+1,s.end(),extension);
else if (s.substr(found+1)!=extension)
s.append(string(".")+extension);
}
//Check if we should save or load the file.
//
if(isSave){
//Open the file with read permission to check if it already exists.
FILE* f;
f=fopen(processFileName(s).c_str(),"rb");
//Check if it exists.
if(f){
//Close the file.
fclose(f);
//Let the currentState render once to prevent multiple GUI overlapping and prevent the screen from going black.
currentState->render(imageManager,renderer);
//Prompt the user with a Yes or No question.
/// TRANSLATORS: Filename is coming before this text
if(msgBox(imageManager,renderer, tfm::format(_("%s already exists.\nDo you want to overwrite it?"),s),MsgBoxYesNo,_("Overwrite Prompt"))!=MsgBoxYes){
//He answered no, so we return.
return;
}
}
//Check if we should verify the file.
//Verifying only applies to files not to directories.
if(verifyFile && files){
//Open the file with write permission.
f=fopen(processFileName(s).c_str(),"wb");
//Check if their aren't problems.
if(f){
//Close the file.
fclose(f);
}else{
//Let the currentState render once to prevent multiple GUI overlapping and prevent the screen from going black.
currentState->render(imageManager,renderer);
//The file can't be opened so tell the user.
msgBox(imageManager,renderer, tfm::format(_("Can't open file %s."),s),MsgBoxOKOnly,_("Error"));
return;
}
}
}else if(verifyFile && files){
//We need to verify a file for opening.
FILE *f;
f=fopen(processFileName(s).c_str(),"rb");
//Check if it didn't fail.
if(f){
//Succes, so close the file.
fclose(f);
}else{
//Let the currentState render once to prevent multiple GUI overlapping and prevent the screen from going black.
currentState->render(imageManager,renderer);
//Unable to open file so tell the user.
msgBox(imageManager,renderer, tfm::format(_("Can't open file %s."),s),MsgBoxOKOnly,_("Error"));
return;
}
}
//If we haven't returned then it's fine.
//Set the fileName to the chosen file.
fileName=s;
//Delete the GUI.
if(GUIObjectRoot){
delete GUIObjectRoot;
GUIObjectRoot=NULL;
}
//Set return to true.
ret=true;
}else if(name=="cmdCancel"){
//Cancel means we can kill the gui.
if(GUIObjectRoot){
delete GUIObjectRoot;
GUIObjectRoot=NULL;
}
}else if(name=="lstFile"){
//Get a pointer to the listbox.
GUIListBox* obj1=lstFile;
//Make sure the option exist and change textfield to it.
if(obj1!=NULL && txtName!=NULL && obj1->value>=0 && obj1->value<(int)obj1->item.size()){
txtName->caption=obj1->item[obj1->value];
}
}else if(name=="lstSearchIn"){
//Get the searchpath listbox.
GUISingleLineListBox *obj1=dynamic_cast<GUISingleLineListBox*>(obj);
//Check if the entry exists.
if(obj1!=NULL && lstFile!=NULL && obj1->value>=0 && obj1->value<(int)searchPath.size()){
//Temp string.
string s;
//Get the new search path.
path=searchPath[obj1->value];
//Make sure it isn't empty.
if(!path.empty()){
//Process the filename.
s=processFileName(path);
}else{
//It's empty so we give the userpath.
s=getUserPath();
}
//Fill the list with files or directories.
if(files) {
lstFile->item=enumAllFiles(s,extension);
}else
lstFile->item=enumAllDirs(s);
//Remove any selection from the list.
lstFile->value=-1;
}
}
}
};
bool fileDialog(ImageManager& imageManager,SDL_Renderer& renderer, string& fileName,const char* title,const char* extension,const char* path,bool isSave,bool verifyFile,bool files){
//Pointer to GUIObject to make the GUI with.
GUIObject* obj;
//Create the fileDialogHandler, used for event handling.
fileDialogHandler objHandler(isSave,verifyFile,files);
//Vector containing the pathNames.
vector<string> pathNames;
//Set the extension of the objHandler.
objHandler.extension=extension;
//We now need to splits the given path into multiple path names.
if(path && path[0]){
//The string isn't empty.
//Pointer to the paths string.
char* lp=(char*)path;
//Pointer to the first newline.
char* lps=strchr(lp,'\n');
//Pointer used for checking if their's another newline.
//It will indicate if it's the last set or not.
char* lpe;
//Check for a newline.
if(lps){
//We have newline(s) so loop forever.
//We can only break out of the loop when the string ends.
for(;;){
//Add the first searchpath.
//This is the beginning of the string (lp) to the first newline. (lps)
objHandler.searchPath.push_back(string(lp,lps-lp));
//We should have another newline so search for it.
lpe=strchr(lps+1,'\n');
if(lpe){
//We found it so we add that to the pathname.
pathNames.push_back(string(lps+1,lpe-lps-1));
//And start over again by setting lp to the start of a new set of searchPath/pathName.
lp=lpe+1;
}else{
//There is no newline anymore, meaning the last entry, the rest of the string must be the pathName.
pathNames.push_back(string(lps+1));
//And break out of the loop.
break;
}
//We haven't broken out so search for a newline.
lps=strchr(lp,'\n');
//If there isn't a newline break.
if(!lps)
break;
}
}else{
//There is no newline thus the whole string is the searchPath.
objHandler.searchPath.push_back(path);
}
}else{
//Empty so put an empty string as searchPath.
objHandler.searchPath.push_back(string());
}
//It's time to create the GUI.
//If there are more than one pathNames we need to add a GUISingleLineListBox.
int base_y=pathNames.empty()?20:60;
//Create the frame.
GUIObject* root=new GUIFrame(100,100-base_y/2,600,400+base_y,title?title:(isSave?_("Save File"):_("Load File")));
//Create the search path list box if needed.
if(!pathNames.empty()){
root->addChild(new GUILabel(8,40,184,36,_("Search In")));
GUISingleLineListBox* obj1=new GUISingleLineListBox(160,40,432,36);
obj1->addItems(pathNames);
obj1->value=0;
obj1->name="lstSearchIn";
obj1->eventCallback=&objHandler;
root->addChild(obj1);
}
//Add the FileName label and textfield.
root->addChild(new GUILabel(8,20+base_y,184,36,_("File Name")));
{
//Fill the textbox with the given fileName.
string s=fileName;
if(!isSave){
//But only if it isn't empty.
if(s.empty() && extension && extension[0])
s=string("*.")+string(extension);
}
//Create the textbox and add it to the GUI.
objHandler.txtName=new GUITextBox(160,20+base_y,432,36,s.c_str());
root->addChild(objHandler.txtName);
}
//Now we add the ListBox containing the files or directories.
{
GUIListBox* obj1=new GUIListBox(8,60+base_y,584,292);
//Get the searchPath.
string s=objHandler.searchPath[0];
//Make sure it isn't empty.
if(!s.empty()){
objHandler.path=s;
s=processFileName(s);
}else{
s=getUserPath();
}
//Check if we should list files or directories.
if(files){
//Fill the list with files.
obj1->item=enumAllFiles(s,extension);
}else{
//Fill the list with directories.
obj1->item=enumAllDirs(s);
}
obj1->name="lstFile";
obj1->eventCallback=&objHandler;
root->addChild(obj1);
objHandler.lstFile=obj1;
}
//Now create the OK and Cancel buttons.
obj=new GUIButton(200,360+base_y,192,36,_("OK"));
obj->name="cmdOK";
obj->eventCallback=&objHandler;
root->addChild(obj);
obj=new GUIButton(400,360+base_y,192,36,_("Cancel"));
obj->name="cmdCancel";
obj->eventCallback=&objHandler;
root->addChild(obj);
//Create the gui overlay.
GUIOverlay* overlay=new GUIOverlay(renderer,root);
overlay->enterLoop(imageManager,renderer);
//Now determine what the return value is (and if there is one).
if(objHandler.ret)
fileName=objHandler.fileName;
return objHandler.ret;
}
#endif
// A helper function to read a character from utf8 string
// s: the string
// p [in,out]: the position
// return value: the character readed, in utf32 format, 0 means end of string, -1 means error
int utf8ReadForward(const char* s, int& p) {
int ch = (unsigned char)s[p];
if (ch < 0x80){
if (ch) p++;
return ch;
} else if (ch < 0xC0){
// skip invalid characters
while (((unsigned char)s[p] & 0xC0) == 0x80) p++;
return -1;
} else if (ch < 0xE0){
int c2 = (unsigned char)s[++p];
if ((c2 & 0xC0) != 0x80) return -1;
ch = ((ch & 0x1F) << 6) | (c2 & 0x3F);
p++;
return ch;
} else if (ch < 0xF0){
int c2 = (unsigned char)s[++p];
if ((c2 & 0xC0) != 0x80) return -1;
int c3 = (unsigned char)s[++p];
if ((c3 & 0xC0) != 0x80) return -1;
ch = ((ch & 0xF) << 12) | ((c2 & 0x3F) << 6) | (c3 & 0x3F);
p++;
return ch;
} else if (ch < 0xF8){
int c2 = (unsigned char)s[++p];
if ((c2 & 0xC0) != 0x80) return -1;
int c3 = (unsigned char)s[++p];
if ((c3 & 0xC0) != 0x80) return -1;
int c4 = (unsigned char)s[++p];
if ((c4 & 0xC0) != 0x80) return -1;
ch = ((ch & 0x7) << 18) | ((c2 & 0x3F) << 12) | ((c3 & 0x3F) << 6) | (c4 & 0x3F);
if (ch >= 0x110000) ch = -1;
p++;
return ch;
} else {
p++;
return -1;
}
}
// A helper function to read a character backward from utf8 string (experimental)
// s: the string
// p [in,out]: the position
// return value: the character readed, in utf32 format, 0 means end of string, -1 means error
int utf8ReadBackward(const char* s, int& p) {
if (p <= 0) return 0;
do {
p--;
} while (p > 0 && ((unsigned char)s[p] & 0xC0) == 0x80);
int tmp = p;
return utf8ReadForward(s, tmp);
}
#ifndef WIN32
// ad-hoc function to check if a program is installed
static bool programExists(const std::string& program) {
std::string p = tfm::format("which \"%s\" 2>&1", program);
const int BUFSIZE = 128;
char buf[BUFSIZE];
FILE *fp;
if ((fp = popen(p.c_str(), "r")) == NULL) {
return false;
}
while (fgets(buf, BUFSIZE, fp) != NULL) {
// Drop all outputs since 'which' returns -1 when the program is not found
}
if (pclose(fp)) {
return false;
}
return true;
}
#endif
void openWebsite(const std::string& url) {
#ifdef WIN32
SDL_SysWMinfo info;
SDL_GetWindowWMInfo(sdlWindow,&info);
ShellExecuteA(info.info.win.window, "open", url.c_str(), NULL, NULL, SW_SHOW);
#else
static int method = -1;
// Some of these methods are copied from https://stackoverflow.com/questions/5116473/
const char* methods[] = {
"xdg-open", "xdg-open \"%s\"",
"gnome-open", "gnome-open \"%s\"",
"kde-open", "kde-open \"%s\"",
"open", "open \"%s\"",
"python", "python -m webbrowser \"%s\"",
"sensible-browser", "sensible-browser \"%s\"",
"x-www-browser", "x-www-browser \"%s\"",
NULL,
};
if (method < 0) {
for (method = 0; methods[method]; method += 2) {
if (programExists(methods[method])) break;
}
}
if (methods[method]) {
std::string p = tfm::format(methods[method + 1], url);
system(p.c_str());
} else {
fprintf(stderr, "TODO: openWebsite is not implemented on your system\n");
}
#endif
}
std::string appendURLToLicense(const std::string& license) {
// if the license doesn't include url, try to detect it from a predefined list
if (license.find("://") == std::string::npos) {
std::string normalized;
for (char c : license) {
if ((c >= '0' && c <= '9') || (c >= 'A' && c <= 'Z')) {
normalized.push_back(c);
} else if (c >= 'a' && c <= 'z') {
normalized.push_back(c + ('A' - 'a'));
}
}
const char* licenses[] = {
// AGPL
"AGPL1", "AGPLV1", NULL, "http://www.affero.org/oagpl.html",
"AGPL2", "AGPLV2", NULL, "http://www.affero.org/agpl2.html",
"AGPL", NULL, "https://gnu.org/licenses/agpl.html",
// LGPL
"LGPL21", "LGPLV21", NULL, "https://www.gnu.org/licenses/old-licenses/lgpl-2.1.html",
"LGPL2", "LGPLV2", NULL, "https://www.gnu.org/licenses/old-licenses/lgpl-2.0.html",
"LGPL", NULL, "https://www.gnu.org/copyleft/lesser.html",
// GPL
"GPL1", "GPLV1", NULL, "https://www.gnu.org/licenses/old-licenses/gpl-1.0.html",
"GPL2", "GPLV2", NULL, "https://www.gnu.org/licenses/old-licenses/gpl-2.0.html",
"GPL", NULL, "https://gnu.org/licenses/gpl.html",
// CC BY-NC-ND
"CCBYNCND1", "CCBYNDNC1", NULL, "https://creativecommons.org/licenses/by-nd-nc/1.0",
"CCBYNCND25", "CCBYNDNC25", NULL, "https://creativecommons.org/licenses/by-nc-nd/2.5",
"CCBYNCND2", "CCBYNDNC2", NULL, "https://creativecommons.org/licenses/by-nc-nd/2.0",
"CCBYNCND3", "CCBYNDNC3", NULL, "https://creativecommons.org/licenses/by-nc-nd/3.0",
"CCBYNCND", "CCBYNDNC", NULL, "https://creativecommons.org/licenses/by-nc-nd/4.0",
// CC BY-NC-SA
"CCBYNCSA1", NULL, "https://creativecommons.org/licenses/by-nc-sa/1.0",
"CCBYNCSA25", NULL, "https://creativecommons.org/licenses/by-nc-sa/2.5",
"CCBYNCSA2", NULL, "https://creativecommons.org/licenses/by-nc-sa/2.0",
"CCBYNCSA3", NULL, "https://creativecommons.org/licenses/by-nc-sa/3.0",
"CCBYNCSA", NULL, "https://creativecommons.org/licenses/by-nc-sa/4.0",
// CC BY-ND
"CCBYND1", NULL, "https://creativecommons.org/licenses/by-nd/1.0",
"CCBYND25", NULL, "https://creativecommons.org/licenses/by-nd/2.5",
"CCBYND2", NULL, "https://creativecommons.org/licenses/by-nd/2.0",
"CCBYND3", NULL, "https://creativecommons.org/licenses/by-nd/3.0",
"CCBYND", NULL, "https://creativecommons.org/licenses/by-nd/4.0",
// CC BY-NC
"CCBYNC1", NULL, "https://creativecommons.org/licenses/by-nc/1.0",
"CCBYNC25", NULL, "https://creativecommons.org/licenses/by-nc/2.5",
"CCBYNC2", NULL, "https://creativecommons.org/licenses/by-nc/2.0",
"CCBYNC3", NULL, "https://creativecommons.org/licenses/by-nc/3.0",
"CCBYNC", NULL, "https://creativecommons.org/licenses/by-nc/4.0",
// CC BY-SA
"CCBYSA1", NULL, "https://creativecommons.org/licenses/by-sa/1.0",
"CCBYSA25", NULL, "https://creativecommons.org/licenses/by-sa/2.5",
"CCBYSA2", NULL, "https://creativecommons.org/licenses/by-sa/2.0",
"CCBYSA3", NULL, "https://creativecommons.org/licenses/by-sa/3.0",
"CCBYSA", NULL, "https://creativecommons.org/licenses/by-sa/4.0",
// CC BY
"CCBY1", NULL, "https://creativecommons.org/licenses/by/1.0",
"CCBY25", NULL, "https://creativecommons.org/licenses/by/2.5",
"CCBY2", NULL, "https://creativecommons.org/licenses/by/2.0",
"CCBY3", NULL, "https://creativecommons.org/licenses/by/3.0",
"CCBY", NULL, "https://creativecommons.org/licenses/by/4.0",
// CC0
"CC0", NULL, "https://creativecommons.org/publicdomain/zero/1.0",
// WTFPL
"WTFPL", NULL, "http://www.wtfpl.net/",
// end
NULL,
};
for (int i = 0; licenses[i]; i++) {
bool found = false;
for (; licenses[i]; i++) {
if (normalized.find(licenses[i]) != std::string::npos) found = true;
}
i++;
if (found) {
return license + tfm::format(" <%s>", licenses[i]);
}
}
}
return license;
}
diff --git a/src/Functions.h b/src/Functions.h
index 23dfe20..fd77683 100644
--- a/src/Functions.h
+++ b/src/Functions.h
@@ -1,297 +1,292 @@
/*
* Copyright (C) 2011-2013 Me and My Shadow
*
* This file is part of Me and My Shadow.
*
* Me and My Shadow is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Me and My Shadow is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef FUNCTIONS_H
#define FUNCTIONS_H
#include "Settings.h"
#include "Globals.h"
#include <SDL.h>
#include <string>
#include <vector>
class MusicManager;
class SoundManager;
//gettext function
//message: The message to translate.
//Returns: The translated string or the original string if there is not translation available.
#define _(message) (dictionaryManager!=NULL?dictionaryManager->get_dictionary().translate(message).c_str():std::string(message).c_str())
//gettext function
//NOTE: "_C" is conflict to some Android macros so we change its name.
//dictionaryManager: Pointer to the dictionaryManager to use for the translation.
//message: The message to translate.
//Returns: The translated string or the original string if there is not translation available.
#define _CC(dictionaryManager, message) ((dictionaryManager)!=NULL?(dictionaryManager)->get_dictionary().translate(message).c_str():std::string(message).c_str())
//dummy function for xgettext
//message: The message to translate.
//Returns: message parameter
#define __(message) (message)
class ImageManager;
struct SDL_Texture;
class LevelPackManager;
-class ScriptExecutor;
//Method for drawing an SDL_Surface onto another.
//x: The x location to draw the source on the desination.
//y: The y location to draw the source on the desination.
//source: The SDL_Surface to draw.
//dest: The SDL_Surface to draw on.
//clip: Rectangle which part of the source should be drawn.
void applySurface(int x,int y,SDL_Surface* source,SDL_Surface* dest,SDL_Rect* clip);
//Method used to draw an rectangle.
//x: The top left x location of the rectangle.
//y: The top left y location of the rectangle.
//w: The width of the rectangle,
//h: The height of the rectangle.
//dest: The SDL_Surface to draw on.
//color: The color of the rectangle border to draw.
void drawRect(int x, int y, int w, int h, SDL_Renderer &renderer, Uint32 color=0);
//Method used to draw filled boxes with an anti-alliased border.
//Mostly used for GUI components.
//x: The top left x location of the box.
//y: The top left y location of the box.
//w: The width of the box,
//h: The height of the box.
//renderer: The SDL_Renderer to render on..
//color: The color of the rectangle background to draw.
void drawGUIBox(int x,int y,int w,int h,SDL_Renderer& renderer,Uint32 color);
//Method used to draw a line.
//x1: The x location of the start point.
//y1: The y location of the start point.
//x2: The x location of the end point.
//y2: The y location of the end point.
//dest: The SDL_Surface to draw on.
//color: The color of the line to draw.
void drawLine(int x1,int y1,int x2,int y2,SDL_Renderer &renderer,Uint32 color=0);
//Method used to draw a line with some arrows on it.
//x1: The x location of the start point.
//y1: The y location of the start point.
//x2: The x location of the end point.
//y2: The y location of the end point.
//dest: The SDL_Surface to draw on.
//color: The color of the line to draw.
//spacing: The spacing between arrows.
//offset: Offset of first arrow relative to the start point.
//xize, ysize: The size of arrow.
void drawLineWithArrow(int x1, int y1, int x2, int y2, SDL_Renderer &renderer, Uint32 color=0, int spacing=16, int offset=0, int xsize=5, int ysize=5);
//Method that will load the fonts needed for the game.
//NOTE: It's separate from loadFiles(), since it might get called separatly from the code when changing the language.
bool loadFonts();
//Method that will load the default theme again.
//name: name of the theme to load or empty for scaling background
//NOTE: It's separate from loadFiles(), since it might get called separatly from the code when changing resolution.
bool loadTheme(ImageManager& imageManager, SDL_Renderer& renderer, std::string name);
struct ScreenData{
SDL_Renderer* renderer;
explicit operator bool() const {
return renderer!=nullptr;
}
};
//This method will attempt to create the screen/window.
//NOTE: It's separate from init(), since it might get called separatly from the code when changing resolution.
ScreenData createScreen();
//A very simple structure for resolutions.
struct _res{
int w,h;
};
//Method for retrieving a list of resolutions.
std::vector<_res> getResolutionList();
//Method that is called when a fullscreen window is created.
//It will choose the resolution that is closest to the configured one.
void pickFullscreenResolution();
//This method is used to configure the window that is created by createScreen.
//NOTE: It will do it in a WM specific way, so if the wm is unkown it will do nothing.
void configureWindow();
//Call this method when receive SDL_VIDEORESIZE event.
void onVideoResize(ImageManager &imageManager, SDL_Renderer& renderer);
//Initialises the game. This is done almost at the beginning of the program.
//It initialises: SDL, SDL_Mixer, SDL_ttf, the screen and the block types.
//Returns: True if everything goes well.
ScreenData init();
//Loads some important files, like the background music and the default theme.
//Returns: True if everything goes well.
bool loadFiles(ImageManager &imageManager, SDL_Renderer &renderer);
//This method will load the settings from the settings file.
//Returns: False if there's an error while loading.
bool loadSettings();
//This method will save the settings to the settings file.
//Returns: False if there's an error while saving.
bool saveSettings();
//Method used to get a pointer to the settings object.
//Returns: A pointer to the settings object.
Settings* getSettings();
//Method used to get a pointer to the MusicManager object.
//Returns: A pointer to the MusicManager object.
MusicManager* getMusicManager();
//Method used to get a pointer to the SoundManager object.
//Returns: A pointer to the SoundManager object.
SoundManager* getSoundManager();
//Method used to get a pointer to the LevelPackManager object.
//Returns: A pointer to the LevelPackManager object.
LevelPackManager* getLevelPackManager();
-//Method used to get a pointer to the ScriptExecutor object.
-//Returns: A pointer to the ScriptExecutor object.
-ScriptExecutor* getScriptExecutor();
-
//Method that will, depending on the rendering backend, draw the screen surface to the screen.
void flipScreen(SDL_Renderer& renderer);
//Method used to clean up before quiting meandmyshadow.
void clean();
//Sets what the nextState will be.
//newstate: Integer containing the id of the newstate.
void setNextState(int newstate);
//Method that will perform the state change.
//It will fade out (but not fade in).
void changeState(ImageManager &imageManager, SDL_Renderer &renderer, int fade = 255);
//This method is called when music is stopped.
//NOTE: This method is outside the MusicManager because it can't be called otherwise by SDL_Mixer.
//Do not call this method anywhere in the code!
void musicStoppedHook();
//This method is called when a sfx finished playing.
//NOTE: This method is outside the SoundManager because it can't be called otherwise by SDL_Mixer.
//Do not call this method anywhere in the code!
//channel: The number of the channel that is finished.
void channelFinishedHook(int channel);
//Checks collision between two SDL_Rects.
//a: The first rectangle.
//b: The second rectangle.
//Returns: True if the two rectangles collide.
bool checkCollision(const SDL_Rect& a,const SDL_Rect& b);
//Parse the commandline arguments.
//argc: Integer containing the number of aruguments there are.
//argv: The arguments.
//Returns: -1 if something goes wrong while parsing,
// 0 if version is shown,
// 1 if everything is alright
int parseArguments(int argc, char** argv);
//From http://en.wikipedia.org/wiki/Clamping_(graphics)
//x: The value to clamp.
//min: The minimum x can be.
//max: The maximum x can be.
//Returns: Integer containing the clamped value.
int inline clamp(int x,int min,int max){
return (x>max)?max:(x<min)?min:x;
}
//Enumeration containing the different messagebox button combinations.
enum msgBoxButtons{
//Only one button with the text OK.
MsgBoxOKOnly=0,
//Two buttons, one saying OK, the other Cancel.
MsgBoxOKCancel=1,
//Three buttons, Abort, Retry, Ignore.
MsgBoxAbortRetryIgnore=2,
//Three buttons, Yes, No or Cancel.
MsgBoxYesNoCancel=3,
//Two buttons, one saying Yes, the other No.
MsgBoxYesNo=4,
//Two buttons, one saying Retry, the other Cancel.
MsgBoxRetryCancel=5,
};
//Enumeration containing the different result that can be retrieved from a messagebox.
//It represents the button that has been pressed.
enum msgBoxResult{
//The OK button.
MsgBoxOK=1,
//The cancel button.
MsgBoxCancel=2,
//The abort button.
MsgBoxAbort=3,
//The retry button.
MsgBoxRetry=4,
//The ignore button.
MsgBoxIgnore=5,
//The yes button.
MsgBoxYes=6,
//The no button.
MsgBoxNo=7,
};
//Method that prompts the user with a notification and/or question.
//prompt: The message the user is prompted with.
//buttons: Which buttons the messagebox should have.
//title: The title of the message box.
//Returns: A msgBoxResult which button has been pressed.
msgBoxResult msgBox(ImageManager& imageManager,SDL_Renderer& renderer, std::string prompt,msgBoxButtons buttons,const std::string& title);
//This method will show a file dialog in which the user can select a file.
//NOTE: It doesn't support entering folders.
//fileName: String that will contain the result, it can also be used to already chose the file.
//title: The title of the fileDialog window.
//extension: The extension the files must have, leave empty for all files.
//path: The path to list the files of.
//isSave: If the dialog is for saving files, and not loading.
//verifyFile: Boolean if the selected should be verified.
//files: Boolean if the fileDialog should display files, if not it will display directories.
//bool fileDialog(ImageManager& imageManager, SDL_Renderer& renderer, std::string& fileName, const char* title=NULL, const char* extension=NULL, const char* path=NULL, bool isSave=false, bool verifyFile=false, bool files=true);
// A helper function to read a character from utf8 string
// s: the string
// p [in,out]: the position
// return value: the character readed, in utf32 format, 0 means end of string, -1 means error
int utf8ReadForward(const char* s, int& p);
// A helper function to read a character backward from utf8 string (experimental)
// s: the string
// p [in,out]: the position
// return value: the character readed, in utf32 format, 0 means end of string, -1 means error
int utf8ReadBackward(const char* s, int& p);
// Open the website using default web browser.
// url: The url of the website. Currently only http and https are supported.
// Also we assume that the url only contains ASCII characters.
// WARNING: Passing other url may result in arbitrary behavior (esp. passing '*.exe' on Windows).
void openWebsite(const std::string& url);
// Append a URL to a license if the license doesn't include URL (try to detect it from a predefined list).
// license: The license.
// Return value: The license appended with a URL if we detect the license successfully.
std::string appendURLToLicense(const std::string& license);
#endif
diff --git a/src/Game.cpp b/src/Game.cpp
index ad58808..ffad0a2 100644
--- a/src/Game.cpp
+++ b/src/Game.cpp
@@ -1,1722 +1,1727 @@
/*
* Copyright (C) 2011-2013 Me and My Shadow
*
* This file is part of Me and My Shadow.
*
* Me and My Shadow is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Me and My Shadow is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
*/
#include "Block.h"
#include "GameState.h"
#include "Functions.h"
#include "GameObjects.h"
#include "ThemeManager.h"
#include "Game.h"
#include "TreeStorageNode.h"
#include "POASerializer.h"
#include "InputManager.h"
#include "MusicManager.h"
#include "Render.h"
#include "StatisticsManager.h"
+#include "ScriptExecutor.h"
#include <fstream>
#include <iostream>
#include <sstream>
#include <vector>
#include <map>
#include <algorithm>
#include <locale>
#include <stdio.h>
#include <SDL_ttf.h>
#include "libs/tinyformat/tinyformat.h"
using namespace std;
const char* Game::blockName[TYPE_MAX]={"Block","PlayerStart","ShadowStart",
"Exit","ShadowBlock","Spikes",
"Checkpoint","Swap","Fragile",
"MovingBlock","MovingShadowBlock","MovingSpikes",
"Teleporter","Button","Switch",
"ConveyorBelt","ShadowConveyorBelt","NotificationBlock", "Collectable", "Pushable"
};
map<string,int> Game::blockNameMap;
map<int,string> Game::gameObjectEventTypeMap;
map<string,int> Game::gameObjectEventNameMap;
map<int,string> Game::levelEventTypeMap;
map<string,int> Game::levelEventNameMap;
string Game::recordFile;
Game::Game(SDL_Renderer &renderer, ImageManager &imageManager):isReset(false)
+ , scriptExecutor(new ScriptExecutor())
,currentLevelNode(NULL)
,customTheme(NULL)
,background(NULL)
,won(false)
,interlevel(false)
,gameTipIndex(0)
,time(0),timeSaved(0)
,recordings(0),recordingsSaved(0)
,cameraMode(CAMERA_PLAYER),cameraModeSaved(CAMERA_PLAYER)
,player(this),shadow(this),objLastCheckPoint(NULL)
,currentCollectables(0),totalCollectables(0),currentCollectablesSaved(0){
saveStateNextTime=false;
loadStateNextTime=false;
recentSwap=recentSwapSaved=-10000;
recentLoad=recentSave=0;
action=imageManager.loadTexture(getDataPath()+"gfx/actions.png", renderer);
medals=imageManager.loadTexture(getDataPath()+"gfx/medals.png", renderer);
//Get the collectable image from the theme.
//NOTE: Isn't there a better way to retrieve the image?
objThemes.getBlock(TYPE_COLLECTABLE)->createInstance(&collectable);
//Hide the cursor if not in the leveleditor.
if(stateID!=STATE_LEVEL_EDITOR)
SDL_ShowCursor(SDL_DISABLE);
}
Game::~Game(){
//Simply call our destroy method.
destroy();
//Before we leave make sure the cursor is visible.
SDL_ShowCursor(SDL_ENABLE);
}
void Game::destroy(){
+ delete scriptExecutor;
+ scriptExecutor = NULL;
+
//Loop through the levelObjects and delete them.
for(unsigned int i=0;i<levelObjects.size();i++)
delete levelObjects[i];
//Done now clear the levelObjects vector.
levelObjects.clear();
//Loop through the sceneryLayers and delete them.
std::map<std::string,std::vector<Scenery*> >::iterator it;
for(it=sceneryLayers.begin();it!=sceneryLayers.end();++it){
for(unsigned int i=0;i<it->second.size();i++)
delete it->second[i];
}
sceneryLayers.clear();
//Clear the name and the editor data.
levelName.clear();
levelFile.clear();
editorData.clear();
//Remove everything from the themeManager.
background=NULL;
if(customTheme)
objThemes.removeTheme();
customTheme=NULL;
//If there's a (partial) theme bundled with the levelpack remove that as well.
if(levels->customTheme)
objThemes.removeTheme();
//delete current level (if any)
if(currentLevelNode){
delete currentLevelNode;
currentLevelNode=NULL;
}
//Reset the time.
time=timeSaved=0;
recordings=recordingsSaved=0;
recentSwap=recentSwapSaved=-10000;
//Set the music list back to the configured list.
getMusicManager()->setMusicList(getSettings()->getValue("musiclist"));
}
void Game::reloadMusic() {
//NOTE: level music is always enabled.
//Check if the levelpack has a prefered music list.
if (levels && !levels->levelpackMusicList.empty())
getMusicManager()->setMusicList(levels->levelpackMusicList);
//Check for the music to use.
string &s = editorData["music"];
if (!s.empty()) {
getMusicManager()->playMusic(s);
} else {
getMusicManager()->pickMusic();
}
}
void Game::loadLevelFromNode(ImageManager& imageManager,SDL_Renderer& renderer,TreeStorageNode* obj,const string& fileName){
//Make sure there's nothing left from any previous levels.
//Not needed since loadLevelFromNode is only called from the changeState method, meaning it's a new instance of Game.
//destroy();
//set current level to loaded one.
currentLevelNode=obj;
//Set the level dimensions to the default, it will probably be changed by the editorData,
//but 800x600 is a fallback.
LEVEL_WIDTH=800;
LEVEL_HEIGHT=600;
currentCollectables=0;
totalCollectables=0;
currentCollectablesSaved=0;
//Load the additional data.
for(map<string,vector<string> >::iterator i=obj->attributes.begin();i!=obj->attributes.end();++i){
if(i->first=="size"){
//We found the size attribute.
if(i->second.size()>=2){
//Set the dimensions of the level.
LEVEL_WIDTH=atoi(i->second[0].c_str());
LEVEL_HEIGHT=atoi(i->second[1].c_str());
}
}else if(i->second.size()>0){
//Any other data will be put into the editorData.
editorData[i->first]=i->second[0];
}
}
//Get the theme.
{
//NOTE: level themes are always enabled.
//Check for bundled (partial) themes for level pack.
if (levels->customTheme){
if (objThemes.appendThemeFromFile(levels->levelpackPath + "/theme/theme.mnmstheme", imageManager, renderer) == NULL){
//The theme failed to load so set the customTheme boolean to false.
levels->customTheme = false;
}
}
//Check for the theme to use for this level. This has higher priority.
//Examples: %DATA%/themes/classic or %USER%/themes/Orange
string &s = editorData["theme"];
if (!s.empty()){
customTheme = objThemes.appendThemeFromFile(processFileName(s) + "/theme.mnmstheme", imageManager, renderer);
}
//Set the Appearance of the player and the shadow.
objThemes.getCharacter(false)->createInstance(&player.appearance);
objThemes.getCharacter(true)->createInstance(&shadow.appearance);
}
//Get the music.
reloadMusic();
//Load the data from the level node.
for(unsigned int i=0;i<obj->subNodes.size();i++){
TreeStorageNode* obj1=obj->subNodes[i];
if(obj1==NULL) continue;
if(obj1->name=="tile"){
Block* block=new Block(this);
if(!block->loadFromNode(imageManager,renderer,obj1)){
delete block;
continue;
}
//If the type is collectable, increase the number of totalCollectables
if(block->type==TYPE_COLLECTABLE)
totalCollectables++;
//Add the block to the levelObjects vector.
levelObjects.push_back(block);
}else if(obj1->name=="scenerylayer" && obj1->value.size()==1){
//Loop through the sub nodes.
for(unsigned int j=0;j<obj1->subNodes.size();j++){
TreeStorageNode* obj2=obj1->subNodes[j];
if(obj2==NULL) continue;
if(obj2->name=="object" || obj2->name=="scenery"){
//Load the scenery from node.
Scenery* scenery=new Scenery(this);
if(!scenery->loadFromNode(imageManager,renderer,obj2)){
delete scenery;
continue;
}
sceneryLayers[obj1->value[0]].push_back(scenery);
}
}
}else if(obj1->name=="script" && !obj1->value.empty()){
map<string,int>::iterator it=Game::levelEventNameMap.find(obj1->value[0]);
if(it!=Game::levelEventNameMap.end()){
int eventType=it->second;
const std::string& script=obj1->attributes["script"][0];
if(!script.empty()) scripts[eventType]=script;
}
}
}
//Set the levelName to the name of the current level.
levelName=editorData["name"];
levelFile=fileName;
//Some extra stuff only needed when not in the levelEditor.
if(stateID!=STATE_LEVEL_EDITOR){
//We create a text with the text "Level <levelno> <levelName>".
//It will be shown in the left bottom corner of the screen.
string s;
if(levels->getLevelCount()>1 && levels->type!=COLLECTION){
s=tfm::format(_("Level %d %s"),levels->getCurrentLevel()+1,_CC(levels->getDictionaryManager(),editorData["name"]));
} else {
s = _CC(levels->getDictionaryManager(), editorData["name"]);
}
bmTips[0]=textureFromText(renderer, *fontText,s.c_str(),objThemes.getTextColor(true));
}
//Get the background
background=objThemes.getBackground(false);
//Now the loading is finished, we reset all objects to their initial states.
reset(true, stateID == STATE_LEVEL_EDITOR);
}
void Game::loadLevel(ImageManager& imageManager,SDL_Renderer& renderer,std::string fileName){
//Create a TreeStorageNode that will hold the loaded data.
TreeStorageNode *obj=new TreeStorageNode();
{
POASerializer objSerializer;
string s=fileName;
//Parse the file.
if(!objSerializer.loadNodeFromFile(s.c_str(),obj,true)){
cerr<<"ERROR: Can't load level file "<<s<<endl;
delete obj;
return;
}
}
//Now call another function.
loadLevelFromNode(imageManager,renderer,obj,fileName);
}
void Game::saveRecord(const char* fileName){
//check if current level is NULL (which should be impossible)
if(currentLevelNode==NULL) return;
TreeStorageNode obj;
POASerializer objSerializer;
//put current level to the node.
currentLevelNode->name="map";
obj.subNodes.push_back(currentLevelNode);
//serialize the game record using RLE compression.
#define PUSH_BACK \
if(j>0){ \
if(j>1){ \
sprintf(c,"%d*%d",last,j); \
}else{ \
sprintf(c,"%d",last); \
} \
v.push_back(c); \
}
vector<string> &v=obj.attributes["record"];
vector<int> *record=player.getRecord();
char c[64];
int i,j=0,last;
for(i=0;i<(int)record->size();i++){
int currentKey=(*record)[i];
if(j==0 || currentKey!=last){
PUSH_BACK;
last=currentKey;
j=1;
}else{
j++;
}
}
PUSH_BACK;
#undef PUSH_BACK
#ifdef RECORD_FILE_DEBUG
//add record file debug data.
{
obj.attributes["recordKeyPressLog"].push_back(player.keyPressLog());
vector<SDL_Rect> &playerPosition=player.playerPosition();
string s;
char c[32];
sprintf(c,"%d\n",int(playerPosition.size()));
s=c;
for(unsigned int i=0;i<playerPosition.size();i++){
SDL_Rect& r=playerPosition[i];
sprintf(c,"%d %d\n",r.x,r.y);
s+=c;
}
obj.attributes["recordPlayerPosition"].push_back(s);
}
#endif
//save it
objSerializer.saveNodeToFile(fileName,&obj,true,true);
//remove current level from node to prevent delete it.
obj.subNodes.clear();
}
void Game::loadRecord(ImageManager& imageManager, SDL_Renderer& renderer, const char* fileName){
//Create a TreeStorageNode that will hold the loaded data.
TreeStorageNode obj;
{
POASerializer objSerializer;
string s=fileName;
//Parse the file.
if(!objSerializer.loadNodeFromFile(s.c_str(),&obj,true)){
cerr<<"ERROR: Can't load record file "<<s<<endl;
return;
}
}
//find the node named 'map'.
bool loaded=false;
for(unsigned int i=0;i<obj.subNodes.size();i++){
if(obj.subNodes[i]->name=="map"){
//load the level. (fileName=???)
loadLevelFromNode(imageManager,renderer,obj.subNodes[i],"???");
//remove this node to prevent delete it.
obj.subNodes[i]=NULL;
//over
loaded=true;
break;
}
}
if(!loaded){
cerr<<"ERROR: Can't find subnode named 'map' from record file"<<endl;
return;
}
//load the record.
{
vector<int> *record=player.getRecord();
record->clear();
vector<string> &v=obj.attributes["record"];
for(unsigned int i=0;i<v.size();i++){
string &s=v[i];
string::size_type pos=s.find_first_of('*');
if(pos==string::npos){
//1 item only.
int i=atoi(s.c_str());
record->push_back(i);
}else{
//contains many items.
int i=atoi(s.substr(0,pos).c_str());
int j=atoi(s.substr(pos+1).c_str());
for(;j>0;j--){
record->push_back(i);
}
}
}
}
#ifdef RECORD_FILE_DEBUG
//load the debug data
{
vector<string> &v=obj.attributes["recordPlayerPosition"];
vector<SDL_Rect> &playerPosition=player.playerPosition();
playerPosition.clear();
if(!v.empty()){
if(!v[0].empty()){
stringstream st(v[0]);
int m;
st>>m;
for(int i=0;i<m;i++){
SDL_Rect r;
st>>r.x>>r.y;
r.w=0;
r.h=0;
playerPosition.push_back(r);
}
}
}
}
#endif
//play the record.
//TODO: tell the level manager don't save the level progress.
player.playRecord();
shadow.playRecord(); //???
}
/////////////EVENT///////////////
void Game::handleEvents(ImageManager& imageManager, SDL_Renderer& renderer){
//First of all let the player handle input.
player.handleInput(&shadow);
//Check for an SDL_QUIT event.
if(event.type==SDL_QUIT){
//We need to quit so enter STATE_EXIT.
setNextState(STATE_EXIT);
}
//Check for the escape key.
if(stateID != STATE_LEVEL_EDITOR && inputMgr.isKeyDownEvent(INPUTMGR_ESCAPE)){
//Escape means we go one level up, to the level select state.
setNextState(STATE_LEVEL_SELECT);
//Save the progress.
levels->saveLevelProgress();
//And change the music back to the menu music.
getMusicManager()->playMusic("menu");
}
//Check if 'R' is pressed.
if(inputMgr.isKeyDownEvent(INPUTMGR_RESTART)){
//Restart game only if we are not watching a replay.
if (!player.isPlayFromRecord() || interlevel) {
//Reset the game at next frame.
isReset = true;
//Also delete any gui (most likely the interlevel gui). Only in game mode.
if (GUIObjectRoot && stateID != STATE_LEVEL_EDITOR){
delete GUIObjectRoot;
GUIObjectRoot = NULL;
}
//And set interlevel to false.
interlevel = false;
}
}
//Check for the next level buttons when in the interlevel popup.
if (inputMgr.isKeyDownEvent(INPUTMGR_SPACE) || inputMgr.isKeyDownEvent(INPUTMGR_SELECT)){
if(interlevel){
//The interlevel popup is shown so we need to delete it.
if(GUIObjectRoot){
delete GUIObjectRoot;
GUIObjectRoot=NULL;
}
//Now goto the next level.
gotoNextLevel(imageManager,renderer);
}
}
//Check if tab is pressed.
if(inputMgr.isKeyDownEvent(INPUTMGR_TAB)){
//Switch the camera mode.
switch(cameraMode){
case CAMERA_PLAYER:
cameraMode=CAMERA_SHADOW;
break;
case CAMERA_SHADOW:
case CAMERA_CUSTOM:
cameraMode=CAMERA_PLAYER;
break;
}
}
}
/////////////////LOGIC///////////////////
void Game::logic(ImageManager& imageManager, SDL_Renderer& renderer){
//Add one tick to the time.
time++;
//FIXME:Resetting dx/dy and xVel/yVel every loop interferes with movement logic of player and blocks.
//First prepare each gameObject for the new frame.
//This includes resetting dx/dy and xVel/yVel.
//for(unsigned int o=0;o<levelObjects.size();o++)
//levelObjects[o]->prepareFrame();
//Process delay execution scripts.
getScriptExecutor()->processDelayExecution();
//Process any event in the queue.
for(unsigned int idx=0;idx<eventQueue.size();idx++){
//Get the event from the queue.
typeGameObjectEvent &e=eventQueue[idx];
//Check if the it has an id attached to it.
if(e.target){
//NOTE: Should we check if the target still exists???
e.target->onEvent(e.eventType);
}else if(e.flags&1){
//Loop through the levelObjects and give them the event if they have the right id.
for(unsigned int i=0;i<levelObjects.size();i++){
if(e.objectType<0 || levelObjects[i]->type==e.objectType){
if(levelObjects[i]->id==e.id){
levelObjects[i]->onEvent(e.eventType);
}
}
}
}else{
//Loop through the levelObjects and give them the event.
for(unsigned int i=0;i<levelObjects.size();i++){
if(e.objectType<0 || levelObjects[i]->type==e.objectType){
levelObjects[i]->onEvent(e.eventType);
}
}
}
}
//Done processing the events so clear the queue.
eventQueue.clear();
//Check if we should save/load state.
//NOTE: This happens after event handling so no eventQueue has to be saved/restored.
if(saveStateNextTime){
saveState();
}else if(loadStateNextTime){
loadState();
}
saveStateNextTime=false;
loadStateNextTime=false;
//Loop through the gameobjects to update them.
for(unsigned int i=0;i<levelObjects.size();i++){
//Send GameObjectEvent_OnEnterFrame event to the script
levelObjects[i]->onEvent(GameObjectEvent_OnEnterFrame);
}
for(unsigned int i=0;i<levelObjects.size();i++){
//Let the gameobject handle movement.
levelObjects[i]->move();
}
//Also update the scenery.
{
std::map<std::string,std::vector<Scenery*> >::iterator it;
for(it=sceneryLayers.begin();it!=sceneryLayers.end();++it){
for(unsigned int i=0;i<it->second.size();i++)
it->second[i]->move();
}
}
//Let the player store his move, if recording.
player.shadowSetState();
//Let the player give his recording to the shadow, if configured.
player.shadowGiveState(&shadow);
//NOTE: to fix bugs regarding player/shadow swap, we should first process collision of player/shadow then move them
SDL_Rect playerLastPosition = player.getBox();
SDL_Rect shadowLastPosition = shadow.getBox();
//Check collision for player.
player.collision(levelObjects);
//Now let the shadow decide his move, if he's playing a recording.
shadow.moveLogic();
//Check collision for shadow.
shadow.collision(levelObjects);
//Let the player move.
player.move(levelObjects, playerLastPosition.x, playerLastPosition.y);
//Let the shadow move.
shadow.move(levelObjects, shadowLastPosition.x, shadowLastPosition.y);
//Check collision and stuff for the shadow and player.
player.otherCheck(&shadow);
//Update the camera.
switch(cameraMode){
case CAMERA_PLAYER:
player.setMyCamera();
break;
case CAMERA_SHADOW:
shadow.setMyCamera();
break;
case CAMERA_CUSTOM:
//NOTE: The target is (should be) screen size independent so calculate the real target x and y here.
int targetX=cameraTarget.x-(SCREEN_WIDTH/2);
int targetY=cameraTarget.y-(SCREEN_HEIGHT/2);
//Move the camera to the cameraTarget.
if(camera.x>targetX){
camera.x-=(camera.x-targetX)>>4;
//Make sure we don't go too far.
if(camera.x<targetX)
camera.x=targetX;
}else if(camera.x<targetX){
camera.x+=(targetX-camera.x)>>4;
//Make sure we don't go too far.
if(camera.x>targetX)
camera.x=targetX;
}
if(camera.y>targetY){
camera.y-=(camera.y-targetY)>>4;
//Make sure we don't go too far.
if(camera.y<targetY)
camera.y=targetY;
}else if(camera.y<targetY){
camera.y+=(targetY-camera.y)>>4;
//Make sure we don't go too far.
if(camera.y>targetY)
camera.y=targetY;
}
break;
}
//Check if we won.
if(won){
//Check if it's playing from record
if(player.isPlayFromRecord() && !interlevel){
recordingEnded(imageManager,renderer);
}else{
//the string to store auto-save record path.
string bestTimeFilePath,bestRecordingFilePath;
//and if we can't get test path.
bool filePathError=false;
//Get current level
LevelPack::Level *level=levels->getLevel();
//Now check if we should update statistics
{
//Get previous and current medal
int oldMedal=level->won?1:0,newMedal=1;
int bestTime=level->time;
int targetTime=level->targetTime;
int bestRecordings=level->recordings;
int targetRecordings=level->targetRecordings;
if(oldMedal){
if(targetTime<0){
oldMedal=3;
}else{
if(targetTime<0 || bestTime<=targetTime)
oldMedal++;
if(targetRecordings<0 || bestRecordings<=targetRecordings)
oldMedal++;
}
}else{
bestTime=time;
bestRecordings=recordings;
}
if(bestTime==-1 || bestTime>time) bestTime=time;
if(bestRecordings==-1 || bestRecordings>recordings) bestRecordings=recordings;
if(targetTime<0){
newMedal=3;
}else{
if(targetTime<0 || bestTime<=targetTime)
newMedal++;
if(targetRecordings<0 || bestRecordings<=targetRecordings)
newMedal++;
}
//Check if we need to update statistics
if(newMedal>oldMedal){
switch(oldMedal){
case 0:
statsMgr.completedLevels++;
break;
case 2:
statsMgr.silverLevels--;
break;
}
switch(newMedal){
case 2:
statsMgr.silverLevels++;
break;
case 3:
statsMgr.goldLevels++;
break;
}
}
}
//Check the achievement "Complete a level with checkpoint, but without saving"
if (objLastCheckPoint == NULL) {
for (auto obj : levelObjects) {
if (obj->type == TYPE_CHECKPOINT) {
statsMgr.newAchievement("withoutsave");
break;
}
}
}
//Set the current level won.
level->won=true;
if(level->time==-1 || level->time>time){
level->time=time;
//save the best-time game record.
if(bestTimeFilePath.empty()){
getCurrentLevelAutoSaveRecordPath(bestTimeFilePath,bestRecordingFilePath,true);
}
if(bestTimeFilePath.empty()){
cerr<<"ERROR: Couldn't get auto-save record file path"<<endl;
filePathError=true;
}else{
saveRecord(bestTimeFilePath.c_str());
}
}
if(level->recordings==-1 || level->recordings>recordings){
level->recordings=recordings;
//save the best-recordings game record.
if(bestRecordingFilePath.empty() && !filePathError){
getCurrentLevelAutoSaveRecordPath(bestTimeFilePath,bestRecordingFilePath,true);
}
if(bestRecordingFilePath.empty()){
cerr<<"ERROR: Couldn't get auto-save record file path"<<endl;
filePathError=true;
}else{
saveRecord(bestRecordingFilePath.c_str());
}
}
//Set the next level unlocked if it exists.
if(levels->getCurrentLevel()+1<levels->getLevelCount()){
levels->setLocked(levels->getCurrentLevel()+1);
}
//And save the progress.
levels->saveLevelProgress();
//Now go to the interlevel screen.
replayPlay(imageManager,renderer);
//Update achievements
if(levels->levelpackName=="tutorial") statsMgr.updateTutorialAchievements();
statsMgr.updateLevelAchievements();
//NOTE: We set isReset false to prevent the user from getting a best time of 0.00s and 0 recordings.
isReset = false;
}
}
won=false;
//Check if we should reset.
if (isReset) {
//NOTE: we don't need to reset save ??? it looks like that there are no bugs
reset(false, false);
}
isReset=false;
}
/////////////////RENDER//////////////////
void Game::render(ImageManager&,SDL_Renderer &renderer){
//First of all render the background.
{
//Get a pointer to the background.
ThemeBackground* bg=background;
//Check if the background is null, but there are themes.
if(bg==NULL && objThemes.themeCount()>0){
//Get the background from the first theme in the stack.
bg=objThemes[0]->getBackground(false);
}
//Check if the background isn't null.
if(bg){
//It isn't so draw it.
bg->draw(renderer);
//And if it's the loaded background then also update the animation.
//FIXME: Updating the animation in the render method?
if(bg==background)
bg->updateAnimation();
}else{
//There's no background so fill the screen with white.
SDL_SetRenderDrawColor(&renderer, 255,255,255,255);
SDL_RenderClear(&renderer);
}
}
//Now draw the blackground layers.
std::map<std::string,std::vector<Scenery*> >::iterator it;
for(it=sceneryLayers.begin();it!=sceneryLayers.end();++it){
if (it->first >= "f") break; // now we meet a foreground layer
for(unsigned int i=0;i<it->second.size();i++)
it->second[i]->show(renderer);
}
//Now we draw the levelObjects.
for(unsigned int o=0; o<levelObjects.size(); o++){
levelObjects[o]->show(renderer);
}
//Followed by the player and the shadow.
//NOTE: We draw the shadow first, because he needs to be behind the player.
shadow.show(renderer);
player.show(renderer);
//Now draw the foreground layers.
for (; it != sceneryLayers.end(); ++it){
for (unsigned int i = 0; i<it->second.size(); i++)
it->second[i]->show(renderer);
}
//Show the levelName if it isn't the level editor.
if(stateID!=STATE_LEVEL_EDITOR && bmTips[0]!=NULL && !interlevel){
withTexture(*bmTips[0], [&](SDL_Rect r){
drawGUIBox(-2,SCREEN_HEIGHT-r.h-4,r.w+8,r.h+6,renderer,0xFFFFFFFF);
applyTexture(2,SCREEN_HEIGHT-r.h,*bmTips[0],renderer,NULL);
});
}
//Check if there's a tooltip.
//NOTE: gameTipIndex 0 is used for the levelName, 1 for shadow death, 2 for restart text, 3 for restart+checkpoint.
if(gameTipIndex>3 && gameTipIndex<TYPE_MAX){
//Check if there's a tooltip for the type.
if(bmTips[gameTipIndex]==NULL){
//There isn't thus make it.
string s;
string keyCode = InputManagerKeyCode::describeTwo(inputMgr.getKeyCode(INPUTMGR_ACTION, false), inputMgr.getKeyCode(INPUTMGR_ACTION, true));
transform(keyCode.begin(),keyCode.end(),keyCode.begin(),::toupper);
switch(gameTipIndex){
case TYPE_CHECKPOINT:
/// TRANSLATORS: Please do not remove %s from your translation:
/// - %s will be replaced with current action key
s=tfm::format(_("Press %s key to save the game."),keyCode);
break;
case TYPE_SWAP:
/// TRANSLATORS: Please do not remove %s from your translation:
/// - %s will be replaced with current action key
s=tfm::format(_("Press %s key to swap the position of player and shadow."),keyCode);
break;
case TYPE_SWITCH:
/// TRANSLATORS: Please do not remove %s from your translation:
/// - %s will be replaced with current action key
s=tfm::format(_("Press %s key to activate the switch."),keyCode);
break;
case TYPE_PORTAL:
/// TRANSLATORS: Please do not remove %s from your translation:
/// - %s will be replaced with current action key
s=tfm::format(_("Press %s key to teleport."),keyCode);
break;
}
//If we have a string then it's a supported GameObject type.
if(!s.empty()){
bmTips[gameTipIndex]=textureFromText(renderer, *fontText, s.c_str(), objThemes.getTextColor(true));
}
}
//We already have a gameTip for this type so draw it.
if(bmTips[gameTipIndex]!=NULL){
withTexture(*bmTips[gameTipIndex], [&](SDL_Rect r){
drawGUIBox(-2,-2,r.w+8,r.h+6,renderer,0xFFFFFFFF);
applyTexture(2,2,*bmTips[gameTipIndex],renderer);
});
}
}
//Set the gameTip to 0.
gameTipIndex=0;
// Limit the scope of bm, as it's a borrowed pointer.
{
//Pointer to the sdl texture that will contain a message, if any.
SDL_Texture* bm=NULL;
//Check if the player is dead, meaning we draw a message.
if(player.dead){
//Get user configured restart key
string keyCodeRestart = InputManagerKeyCode::describeTwo(inputMgr.getKeyCode(INPUTMGR_RESTART, false), inputMgr.getKeyCode(INPUTMGR_RESTART, true));
transform(keyCodeRestart.begin(),keyCodeRestart.end(),keyCodeRestart.begin(),::toupper);
//The player is dead, check if there's a state that can be loaded.
if(player.canLoadState()){
//Now check if the tip is already made, if not make it.
if(bmTips[3]==NULL){
//Get user defined key for loading checkpoint
string keyCodeLoad = InputManagerKeyCode::describeTwo(inputMgr.getKeyCode(INPUTMGR_LOAD, false), inputMgr.getKeyCode(INPUTMGR_LOAD, true));
transform(keyCodeLoad.begin(),keyCodeLoad.end(),keyCodeLoad.begin(),::toupper);
//Draw string
bmTips[3]=textureFromText(renderer, *fontText,//TTF_RenderUTF8_Blended(fontText,
/// TRANSLATORS: Please do not remove %s from your translation:
/// - first %s means currently configured key to restart game
/// - Second %s means configured key to load from last save
tfm::format(_("Press %s to restart current level or press %s to load the game."),
keyCodeRestart,keyCodeLoad).c_str(),
objThemes.getTextColor(true));
}
bm=bmTips[3].get();
}else{
//Now check if the tip is already made, if not make it.
if(bmTips[2]==NULL){
bmTips[2]=textureFromText(renderer, *fontText,
/// TRANSLATORS: Please do not remove %s from your translation:
/// - %s will be replaced with currently configured key to restart game
tfm::format(_("Press %s to restart current level."),keyCodeRestart).c_str(),
objThemes.getTextColor(true));
}
bm=bmTips[2].get();
}
}
//Check if the shadow has died (and there's no other notification).
//NOTE: We use the shadow's jumptime as countdown, this variable isn't used when the shadow is dead.
if(shadow.dead && bm==NULL && shadow.jumpTime>0){
//Now check if the tip is already made, if not make it.
if(bmTips[1]==NULL){
bmTips[1]=textureFromText(renderer, *fontText,
_("Your shadow has died."),
objThemes.getTextColor(true));
}
bm=bmTips[1].get();
//NOTE: Logic in the render loop, we substract the shadow's jumptime by one.
shadow.jumpTime--;
//return view to player and keep it there
cameraMode=CAMERA_PLAYER;
}
//Draw the tip.
if(bm!=NULL){
const SDL_Rect textureSize = rectFromTexture(*bm);
int x=(SCREEN_WIDTH-textureSize.w)/2;
int y=32;
drawGUIBox(x-8,y-8,textureSize.w+16,textureSize.h+14,renderer,0xFFFFFFFF);
applyTexture(x,y,*bm,renderer);
}
}
//Show the number of collectables the user has collected if there are collectables in the level.
//We hide this when interlevel.
if(currentCollectables<=totalCollectables && totalCollectables!=0 && !interlevel && time>0){
if(collectablesTexture.needsUpdate(currentCollectables)) {
//Temp stringstream just to addup all the text nicely
std::stringstream temp;
temp << currentCollectables << "/" << totalCollectables;
collectablesTexture.update(currentCollectables,
textureFromText(renderer,
*fontText,
temp.str().c_str(),
objThemes.getTextColor(true)));
}
SDL_Rect bmSize = rectFromTexture(*collectablesTexture.get());
//Draw background
drawGUIBox(SCREEN_WIDTH-bmSize.w-34,SCREEN_HEIGHT-bmSize.h-4,bmSize.w+34+2,bmSize.h+4+2,renderer,0xFFFFFFFF);
//Draw the collectable icon
collectable.draw(renderer,SCREEN_WIDTH-50+12,SCREEN_HEIGHT-50+10);
//Draw text
applyTexture(SCREEN_WIDTH-50-bmSize.w+22,SCREEN_HEIGHT-bmSize.h,collectablesTexture.getTexture(),renderer);
}
//show time and records used in level editor.
if(stateID==STATE_LEVEL_EDITOR && time>0){
const SDL_Color fg=objThemes.getTextColor(true),bg={255,255,255,255};
const int alpha = 160;
if (recordingsTexture.needsUpdate(recordings)) {
recordingsTexture.update(recordings,
textureFromTextShaded(
renderer,
*fontText,
tfm::format(_("%d recordings"),recordings).c_str(),
fg,
bg
));
SDL_SetTextureAlphaMod(recordingsTexture.get(),alpha);
}
int y=SCREEN_HEIGHT - textureHeight(*recordingsTexture.get());
applyTexture(0,y,*recordingsTexture.get(), renderer);
if(timeTexture.needsUpdate(time)) {
const size_t len = 32;
char c[len];
SDL_snprintf(c,len,"%-.2fs",time/40.0f);
timeTexture.update(time,
textureFromTextShaded(
renderer,
*fontText,
c,
fg,
bg
));
y-=textureHeight(*timeTexture.get());
}
applyTexture(0,y,*timeTexture.get(), renderer);
}
//Draw the current action in the upper right corner.
if(player.record){
const SDL_Rect r = { 0, 0, 50, 50 };
applyTexture(SCREEN_WIDTH - 50, 0, *action, renderer, &r);
} else if (shadow.state != 0){
const SDL_Rect r={50,0,50,50};
applyTexture(SCREEN_WIDTH-50,0,*action,renderer,&r);
}
//if the game is play from record then draw something indicates it
if(player.isPlayFromRecord()){
//Dim the screen if interlevel is true.
if( interlevel){
dimScreen(renderer,191);
}else if((time & 0x10)==0x10){
// FIXME: replace this ugly ad-hoc animation by a better one
const SDL_Rect r={50,0,50,50};
applyTexture(0,0,*action,renderer,&r);
applyTexture(0,SCREEN_HEIGHT-50,*action,renderer,&r);
applyTexture(SCREEN_WIDTH-50,SCREEN_HEIGHT-50,*action,renderer,&r);
}
}else if(player.objNotificationBlock){
//If the player is in front of a notification block show the message.
//And it isn't a replay.
//Check if we need to update the notification message texture.
const auto& blockId = player.objNotificationBlock;
int maxWidth = 0;
int y = 20;
//We check against blockId rather than the full message, as blockId is most likely shorter.
if(notificationTexture.needsUpdate(blockId)) {
const std::string &untranslated_message=player.objNotificationBlock->message;
std::string message=_CC(levels->getDictionaryManager(),untranslated_message);
std::vector<std::string> string_data;
//Trim the message.
{
size_t lps = message.find_first_not_of("\n\r \t");
if (lps == string::npos) {
message.clear(); // it's completely empty
} else {
message = message.substr(lps, message.find_last_not_of("\n\r \t") - lps + 1);
}
}
//Split the message into lines.
for (int lps = 0;;) {
// determine the end of line
int lpe = lps;
for (; message[lpe] != '\n' && message[lpe] != '\r' && message[lpe] != '\0'; lpe++);
string_data.push_back(message.substr(lps, lpe - lps));
// break if the string ends
if (message[lpe] == '\0') break;
// skip "\r\n" for Windows line ending
if (message[lpe] == '\r' && message[lpe + 1] == '\n') lpe++;
// point to the start of next line
lps = lpe + 1;
}
vector<SurfacePtr> lines;
//Create the image for each lines
for (int i = 0; i < (int)string_data.size(); i++) {
//Integer used to center the sentence horizontally.
int x = 0;
TTF_SizeUTF8(fontText, string_data[i].c_str(), &x, NULL);
//Find out largest width
if (x>maxWidth)
maxWidth = x;
lines.emplace_back(TTF_RenderUTF8_Blended(fontText, string_data[i].c_str(), objThemes.getTextColor(true)));
//Increase y with 25, about the height of the text.
y += 25;
}
maxWidth+=SCREEN_WIDTH*0.15;
SurfacePtr surf = createSurface(maxWidth, y);
int y1 = y;
for(SurfacePtr &s : lines) {
if(s) {
applySurface((surf->w-s->w)/2,surf->h - y1,s.get(),surf.get(),NULL);
}
y1 -= 25;
}
notificationTexture.update(blockId, textureUniqueFromSurface(renderer,std::move(surf)));
} else {
auto texSize = rectFromTexture(*notificationTexture.get());
maxWidth=texSize.w;
y=texSize.h;
}
drawGUIBox((SCREEN_WIDTH-maxWidth)/2,SCREEN_HEIGHT-y-25,maxWidth,y+20,renderer,0xFFFFFFBF);
applyTexture((SCREEN_WIDTH-maxWidth)/2,SCREEN_HEIGHT-y,notificationTexture.getTexture(),renderer);
}
}
void Game::resize(ImageManager&, SDL_Renderer& /*renderer*/){
//Check if the interlevel popup is shown.
if(interlevel && GUIObjectRoot){
GUIObjectRoot->left=(SCREEN_WIDTH-GUIObjectRoot->width)/2;
}
}
void Game::replayPlay(ImageManager& imageManager,SDL_Renderer& renderer){
//Set interlevel true.
interlevel=true;
//Make a copy of the playerButtons.
vector<int> recordCopy=player.recordButton;
//Reset the game.
//NOTE: We don't reset the saves. I'll see that if it will introduce bugs.
reset(false, false);
//Make the cursor visible when the interlevel popup is up.
SDL_ShowCursor(SDL_ENABLE);
//Set the copy of playerButtons back.
player.recordButton=recordCopy;
//Now play the recording.
player.playRecord();
//Create the gui if it isn't already done.
if(!GUIObjectRoot){
//Create a new GUIObjectRoot the size of the screen.
GUIObjectRoot=new GUIObject(imageManager,renderer,0,0,SCREEN_WIDTH,SCREEN_HEIGHT);
//Make child widgets change color properly according to theme.
GUIObjectRoot->inDialog=true;
//Create a GUIFrame for the upper frame.
GUIFrame* upperFrame=new GUIFrame(imageManager,renderer,0,4,0,68);
GUIObjectRoot->addChild(upperFrame);
//Render the You've finished: text and add it to a GUIImage.
//NOTE: The texture is managed by the GUIImage so no need to free it ourselfs.
auto bm = SharedTexture(textureFromText(renderer, *fontGUI,_("You've finished:"),objThemes.getTextColor(true)));
const SDL_Rect textureSize = rectFromTexture(*bm);
GUIImage* title=new GUIImage(imageManager,renderer,0,4-GUI_FONT_RAISE,textureSize.w,textureSize.h,bm);
upperFrame->addChild(title);
//Create the sub title.
string s;
if (levels->getLevelCount()>0){
/// TRANSLATORS: Please do not remove %s or %d from your translation:
/// - %d means the level number in a levelpack
/// - %s means the name of current level
s=tfm::format(_("Level %d %s"),levels->getCurrentLevel()+1,_CC(levels->getDictionaryManager(),levelName));
}
GUIObject* obj=new GUILabel(imageManager,renderer,0,40,0,28,s.c_str(),0,true,true,GUIGravityCenter);
upperFrame->addChild(obj);
obj->render(renderer,0,0,false);
//Determine the width the upper frame should have.
int width;
if(textureSize.w>obj->width)
width=textureSize.w+32;
else
width=obj->width+32;
//Set the left of the title.
title->left=(width-title->width)/2;
//Set the width of the level label to the width of the frame for centering.
obj->width=width;
//Now set the position and width of the frame.
upperFrame->width=width;
upperFrame->left=(SCREEN_WIDTH-width)/2;
//Now create a GUIFrame for the lower frame.
GUIFrame* lowerFrame=new GUIFrame(imageManager,renderer,0,SCREEN_HEIGHT-140,570,135);
GUIObjectRoot->addChild(lowerFrame);
//The different values.
int bestTime=levels->getLevel()->time;
int targetTime=levels->getLevel()->targetTime;
int bestRecordings=levels->getLevel()->recordings;
int targetRecordings=levels->getLevel()->targetRecordings;
int medal=1;
if(targetTime<0){
medal=3;
}else{
if(targetTime<0 || bestTime<=targetTime)
medal++;
if(targetRecordings<0 || bestRecordings<=targetRecordings)
medal++;
}
int maxWidth=0;
int x=20;
//Is there a target time for this level?
int timeY=0;
bool isTargetTime=true;
if(targetTime<=0){
isTargetTime=false;
timeY=12;
}
//Create the labels with the time and best time.
/// TRANSLATORS: Please do not remove %-.2f from your translation:
/// - %-.2f means time in seconds
/// - s is shortened form of a second. Try to keep it so.
obj=new GUILabel(imageManager,renderer,x,10+timeY,-1,36,tfm::format(_("Time: %-.2fs"),time/40.0f).c_str());
lowerFrame->addChild(obj);
obj->render(renderer,0,0,false);
maxWidth=obj->width;
/// TRANSLATORS: Please do not remove %-.2f from your translation:
/// - %-.2f means time in seconds
/// - s is shortened form of a second. Try to keep it so.
obj=new GUILabel(imageManager,renderer,x,34+timeY,-1,36,tfm::format(_("Best time: %-.2fs"),bestTime/40.0f).c_str());
lowerFrame->addChild(obj);
obj->render(renderer,0,0,false);
if(obj->width>maxWidth)
maxWidth=obj->width;
/// TRANSLATORS: Please do not remove %-.2f from your translation:
/// - %-.2f means time in seconds
/// - s is shortened form of a second. Try to keep it so.
if(isTargetTime){
obj=new GUILabel(imageManager,renderer,x,58,-1,36,tfm::format(_("Target time: %-.2fs"),targetTime/40.0f).c_str());
lowerFrame->addChild(obj);
obj->render(renderer,0,0,false);
if(obj->width>maxWidth)
maxWidth=obj->width;
}
x+=maxWidth+20;
//Is there target recordings for this level?
int recsY=0;
bool isTargetRecs=true;
if(targetRecordings<0){
isTargetRecs=false;
recsY=12;
}
//Now the ones for the recordings.
/// TRANSLATORS: Please do not remove %d from your translation:
/// - %d means the number of recordings user has made
obj=new GUILabel(imageManager,renderer,x,10+recsY,-1,36,tfm::format(_("Recordings: %d"),recordings).c_str());
lowerFrame->addChild(obj);
obj->render(renderer,0,0,false);
maxWidth=obj->width;
/// TRANSLATORS: Please do not remove %d from your translation:
/// - %d means the number of recordings user has made
obj=new GUILabel(imageManager,renderer,x,34+recsY,-1,36,tfm::format(_("Best recordings: %d"),bestRecordings).c_str());
lowerFrame->addChild(obj);
obj->render(renderer,0,0,false);
if(obj->width>maxWidth)
maxWidth=obj->width;
/// TRANSLATORS: Please do not remove %d from your translation:
/// - %d means the number of recordings user has made
if(isTargetRecs){
obj=new GUILabel(imageManager,renderer,x,58,-1,36,tfm::format(_("Target recordings: %d"),targetRecordings).c_str());
lowerFrame->addChild(obj);
obj->render(renderer,0,0,false);
if(obj->width>maxWidth)
maxWidth=obj->width;
}
x+=maxWidth;
//The medal that is earned.
/// TRANSLATORS: Please do not remove %s from your translation:
/// - %s will be replaced with name of a prize medal (gold, silver or bronze)
string s1=tfm::format(_("You earned the %s medal"),(medal>1)?(medal==3)?_("GOLD"):_("SILVER"):_("BRONZE"));
obj=new GUILabel(imageManager,renderer,50,92,-1,36,s1.c_str(),0,true,true,GUIGravityCenter);
lowerFrame->addChild(obj);
obj->render(renderer,0,0,false);
if(obj->left+obj->width>x){
x=obj->left+obj->width+30;
}else{
obj->left=20+(x-20-obj->width)/2;
}
//Create the rectangle for the earned medal.
SDL_Rect r;
r.x=(medal-1)*30;
r.y=0;
r.w=30;
r.h=30;
//Create the medal on the left side.
obj=new GUIImage(imageManager,renderer,16,92,30,30,medals,r);
lowerFrame->addChild(obj);
//And the medal on the right side.
obj=new GUIImage(imageManager,renderer,x-24,92,30,30,medals,r);
lowerFrame->addChild(obj);
//Create the three buttons, Menu, Restart, Next.
/// TRANSLATORS: used as return to the level selector menu
GUIObject* b1=new GUIButton(imageManager,renderer,x,10,-1,36,_("Menu"),0,true,true,GUIGravityCenter);
b1->name="cmdMenu";
b1->eventCallback=this;
lowerFrame->addChild(b1);
b1->render(renderer,0,0,true);
/// TRANSLATORS: used as restart level
GUIObject* b2=new GUIButton(imageManager,renderer,x,50,-1,36,_("Restart"),0,true,true,GUIGravityCenter);
b2->name="cmdRestart";
b2->eventCallback=this;
lowerFrame->addChild(b2);
b2->render(renderer,0,0,true);
/// TRANSLATORS: used as next level
GUIObject* b3=new GUIButton(imageManager,renderer,x,90,-1,36,_("Next"),0,true,true,GUIGravityCenter);
b3->name="cmdNext";
b3->eventCallback=this;
lowerFrame->addChild(b3);
b3->render(renderer,0,0,true);
maxWidth=b1->width;
if(b2->width>maxWidth)
maxWidth=b2->width;
if(b3->width>maxWidth)
maxWidth=b3->width;
b1->left=b2->left=b3->left=x+maxWidth/2;
x+=maxWidth;
lowerFrame->width=x;
lowerFrame->left=(SCREEN_WIDTH-lowerFrame->width)/2;
}
}
void Game::recordingEnded(ImageManager& imageManager, SDL_Renderer& renderer){
//Check if it's a normal replay, if so just stop.
if(!interlevel){
//Show the cursor so that the user can press the ok button.
SDL_ShowCursor(SDL_ENABLE);
//Now show the message box.
msgBox(imageManager,renderer,_("Game replay is done."),MsgBoxOKOnly,_("Game Replay"));
//Go to the level select menu.
setNextState(STATE_LEVEL_SELECT);
//And change the music back to the menu music.
getMusicManager()->playMusic("menu");
}else{
//Instead of directly replaying we set won true to let the Game handle the replaying at the end of the update cycle.
won=true;
}
}
bool Game::canSaveState(){
return (player.canSaveState() && shadow.canSaveState());
}
bool Game::saveState(){
//Check if the player and shadow can save the current state.
if(canSaveState()){
//Let the player and the shadow save their state.
player.saveState();
shadow.saveState();
//Save the stats.
timeSaved=time;
recordingsSaved=recordings;
recentSwapSaved=recentSwap;
//Save the camera mode and target.
cameraModeSaved=cameraMode;
cameraTargetSaved=cameraTarget;
//Save the current collectables
currentCollectablesSaved=currentCollectables;
//Save other state, for example moving blocks.
for(unsigned int i=0;i<levelObjects.size();i++){
levelObjects[i]->saveState();
}
//Also save the background animation, if any.
if(background)
background->saveAnimation();
if(!player.isPlayFromRecord() && !interlevel){
//Update achievements
Uint32 t=SDL_GetTicks()+5000; //Add a bias to prevent bugs
if(recentSave+1000>t){
statsMgr.newAchievement("panicSave");
}
recentSave=t;
//Update statistics.
statsMgr.saveTimes++;
//Update achievements
switch(statsMgr.saveTimes){
case 1000:
statsMgr.newAchievement("save1k");
break;
}
}
//Save the state for script executor.
getScriptExecutor()->saveState();
//Execute the onSave event.
executeScript(LevelEvent_OnSave);
//Return true.
return true;
}
//We can't save the state so return false.
return false;
}
bool Game::loadState(){
//Check if there's a state that can be loaded.
if(player.canLoadState() && shadow.canLoadState()){
//Let the player and the shadow load their state.
player.loadState();
shadow.loadState();
//Load the stats.
time=timeSaved;
recordings=recordingsSaved;
recentSwap=recentSwapSaved;
//Load the camera mode and target.
cameraMode=cameraModeSaved;
cameraTarget=cameraTargetSaved;
//Load the current collactbles
currentCollectables=currentCollectablesSaved;
//Load other state, for example moving blocks.
for(unsigned int i=0;i<levelObjects.size();i++){
levelObjects[i]->loadState();
}
//Also load the background animation, if any.
if(background)
background->loadAnimation();
if(!player.isPlayFromRecord() && !interlevel){
//Update achievements.
Uint32 t=SDL_GetTicks()+5000; //Add a bias to prevent bugs
if(recentLoad+1000>t){
statsMgr.newAchievement("panicLoad");
}
recentLoad=t;
//Update statistics.
statsMgr.loadTimes++;
//Update achievements
switch(statsMgr.loadTimes){
case 1000:
statsMgr.newAchievement("load1k");
break;
}
}
//Load the state for script executor.
getScriptExecutor()->loadState();
//Execute the onLoad event, if any.
executeScript(LevelEvent_OnLoad);
//Return true.
return true;
}
//We can't load the state so return false.
return false;
}
void Game::reset(bool save,bool noScript){
//We need to reset the game so we also reset the player and the shadow.
player.reset(save);
shadow.reset(save);
saveStateNextTime=false;
loadStateNextTime=false;
//Reset the stats if interlevel isn't true.
if(!interlevel){
time=0;
recordings=0;
}
recentSwap=-10000;
if(save) recentSwapSaved=-10000;
//Reset the camera.
cameraMode=CAMERA_PLAYER;
if(save) cameraModeSaved=CAMERA_PLAYER;
cameraTarget.x=cameraTarget.y=cameraTarget.w=cameraTarget.h=0;
if(save) cameraTargetSaved.x=cameraTargetSaved.y=cameraTargetSaved.w=cameraTargetSaved.h=0;
//Reset the number of collectables
currentCollectables=0;
if(save)
currentCollectablesSaved=0;
//There is no last checkpoint so set it to NULL.
if(save)
objLastCheckPoint=NULL;
//Clear the event queue, since all the events are from before the reset.
eventQueue.clear();
//Reset other state, for example moving blocks.
for(unsigned int i=0;i<levelObjects.size();i++){
levelObjects[i]->reset(save);
}
//Also reset the background animation, if any.
if(background)
background->resetAnimation(save);
//Reset the cached notification block
notificationTexture.update(NULL, NULL);
//Reset the script environment if necessary.
if (noScript) {
//Destroys the script environment completely.
getScriptExecutor()->destroy();
//Clear the level script.
compiledScripts.clear();
//Clear the block script.
for (auto block : levelObjects){
block->compiledScripts.clear();
}
} else {
if (save || getScriptExecutor()->getLuaState() == NULL) {
//Create a new script environment.
getScriptExecutor()->reset(true);
//Recompile the level script.
compiledScripts.clear();
for (auto it = scripts.begin(); it != scripts.end(); ++it){
compiledScripts[it->first] = getScriptExecutor()->compileScript(it->second);
}
//Recompile the block script.
for (auto block : levelObjects) {
block->compiledScripts.clear();
for (auto it = block->scripts.begin(); it != block->scripts.end(); ++it){
block->compiledScripts[it->first] = getScriptExecutor()->compileScript(it->second);
}
}
} else {
//Just do a soft reset.
getScriptExecutor()->reset(false);
}
}
//Call the level's onCreate event.
executeScript(LevelEvent_OnCreate);
//Send GameObjectEvent_OnCreate event to the script
for (auto block : levelObjects) {
block->onEvent(GameObjectEvent_OnCreate);
}
//Close exit(s) if there are any collectables
if (totalCollectables>0){
for (auto block : levelObjects){
if (block->type == TYPE_EXIT){
block->onEvent(GameObjectEvent_OnSwitchOff);
}
}
}
//Hide the cursor (if not the leveleditor).
if(stateID!=STATE_LEVEL_EDITOR)
SDL_ShowCursor(SDL_DISABLE);
}
void Game::executeScript(int eventType){
map<int,int>::iterator it;
//Check if there's a script for the given event.
it=compiledScripts.find(eventType);
if(it!=compiledScripts.end()){
//There is one so execute it.
getScriptExecutor()->executeScript(it->second);
}
}
void Game::broadcastObjectEvent(int eventType,int objectType,const char* id,GameObject* target){
//Create a typeGameObjectEvent that can be put into the queue.
typeGameObjectEvent e;
//Set the event type.
e.eventType=eventType;
//Set the object type.
e.objectType=objectType;
//By default flags=0.
e.flags=0;
//Unless there's an id.
if(id){
//Set flags to 0x1 and set the id.
e.flags|=1;
e.id=id;
}
//Or there's a target given.
if(target)
e.target=target;
else
e.target=NULL;
//Add the event to the queue.
eventQueue.push_back(e);
}
void Game::getCurrentLevelAutoSaveRecordPath(std::string &bestTimeFilePath,std::string &bestRecordingFilePath,bool createPath){
levels->getLevelAutoSaveRecordPath(-1,bestTimeFilePath,bestRecordingFilePath,createPath);
}
void Game::gotoNextLevel(ImageManager& imageManager, SDL_Renderer& renderer){
//Goto the next level.
levels->nextLevel();
//Check if the level exists.
if(levels->getCurrentLevel()<levels->getLevelCount()){
setNextState(STATE_GAME);
}else{
if(!levels->congratulationText.empty()){
msgBox(imageManager,renderer,_CC(levels->getDictionaryManager(),levels->congratulationText),MsgBoxOKOnly,_("Congratulations"));
}else{
msgBox(imageManager,renderer,_("You have finished the levelpack!"),MsgBoxOKOnly,_("Congratulations"));
}
//Now go back to the levelselect screen.
setNextState(STATE_LEVEL_SELECT);
//And set the music back to menu.
getMusicManager()->playMusic("menu");
}
}
void Game::GUIEventCallback_OnEvent(ImageManager& imageManager,SDL_Renderer& renderer, string name,GUIObject* obj,int eventType){
if(name=="cmdMenu"){
setNextState(STATE_LEVEL_SELECT);
//And change the music back to the menu music.
getMusicManager()->playMusic("menu");
}else if(name=="cmdRestart"){
//Clear the gui.
if(GUIObjectRoot){
delete GUIObjectRoot;
GUIObjectRoot=NULL;
}
interlevel=false;
//And reset the game.
//NOTE: We don't need to clear the save game because in level replay the game won't be saved (??)
//TODO: it seems work (??); I'll see if it introduce bugs
reset(false, false);
}else if(name=="cmdNext"){
//No matter what, clear the gui.
if(GUIObjectRoot){
delete GUIObjectRoot;
GUIObjectRoot=NULL;
}
//And goto the next level.
gotoNextLevel(imageManager,renderer);
}
}
diff --git a/src/Game.h b/src/Game.h
index 842921a..3bf91e3 100644
--- a/src/Game.h
+++ b/src/Game.h
@@ -1,296 +1,305 @@
/*
* Copyright (C) 2011-2013 Me and My Shadow
*
* This file is part of Me and My Shadow.
*
* Me and My Shadow is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Me and My Shadow is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GAME_H
#define GAME_H
#include <SDL.h>
#include <array>
#include <vector>
#include <map>
#include <string>
#include "CachedTexture.h"
#include "GameState.h"
#include "GUIObject.h"
#include "GameObjects.h"
#include "Scenery.h"
#include "Player.h"
#include "Render.h"
#include "Shadow.h"
//This structure contains variables that make a GameObjectEvent.
struct typeGameObjectEvent{
//The type of event.
int eventType;
//The type of object that should react to the event.
int objectType;
//Flags, 0x1 means use the id.
int flags;
//Blocks with this id should react to the event.
std::string id;
//Optional pointer to the block the event should be called on.
GameObject* target;
};
class ThemeManager;
class ThemeBackground;
class TreeStorageNode;
+class ScriptExecutor;
//The different level events.
enum LevelEventType{
//Event called when the level is created or the game is reset. This happens after all the blocks are created and their onCreate is called.
LevelEvent_OnCreate=1,
//Event called when the game is saved.
LevelEvent_OnSave,
//Event called when the game is loaded.
LevelEvent_OnLoad,
};
class Game : public GameState,public GUIEventCallback{
private:
//Boolean if the game should reset. This happens when player press 'R' button.
bool isReset;
+ //The script executor.
+ ScriptExecutor *scriptExecutor;
+
protected:
//contains currently played level.
TreeStorageNode* currentLevelNode;
//Array containing "tooltips" for certain block types.
//It will be shown in the topleft corner of the screen.
std::array<TexturePtr, TYPE_MAX> bmTips;
//Texture containing the action images (record, play, etc..)
SharedTexture action;
//Texture containing the medal image.
SharedTexture medals;
//ThemeBlockInstance containing the collectable image.
ThemeBlockInstance collectable;
//The name of the current level.
std::string levelName;
//The path + file of the current level.
std::string levelFile;
//Editor data containing information like name, size, etc...
std::map<std::string,std::string> editorData;
//Vector used to queue the gameObjectEvents.
std::vector<typeGameObjectEvent> eventQueue;
//The themeManager.
ThemeManager* customTheme;
//The themeBackground.
ThemeBackground* background;
CachedTexture<int> collectablesTexture;
CachedTexture<int> recordingsTexture;
CachedTexture<int> timeTexture;
CachedTexture<Block*> notificationTexture;
//Load a level from node.
//After calling this function the ownership of
//node will transfer to Game class. So don't delete
//the node after calling this function!
virtual void loadLevelFromNode(ImageManager& imageManager, SDL_Renderer& renderer, TreeStorageNode* obj, const std::string& fileName);
//(internal function) Reload the music according to level music and level pack music.
//This is mainly used in level editor.
void reloadMusic();
public:
//Array used to convert GameObject type->string.
static const char* blockName[TYPE_MAX];
//Map used to convert GameObject string->type.
static std::map<std::string,int> blockNameMap;
//Map used to convert GameObjectEventType type->string.
static std::map<int,std::string> gameObjectEventTypeMap;
//Map used to convert GameObjectEventType string->type.
static std::map<std::string,int> gameObjectEventNameMap;
//Map used to convert LevelEventType type->string.
static std::map<int,std::string> levelEventTypeMap;
//Map used to convert LevelEventType string->type.
static std::map<std::string,int> levelEventNameMap;
//Boolean that is set to true when a game is won.
bool won;
//Boolean that is set to true when we should save game on next logic update.
bool saveStateNextTime;
//Boolean that is set to true when we should load game on next logic update.
bool loadStateNextTime;
//Boolean if the replaying currently done is for the interlevel screen.
bool interlevel;
//Integer containing the current tip index.
int gameTipIndex;
//Integer containing the number of ticks passed since the start of the level.
int time;
//Integer containing the stored value of time.
int timeSaved;
//Integer containing the number of recordings it took to finish.
int recordings;
//Integer containing the stored value of recordings.
int recordingsSaved;
//Integer keeping track of currently obtained collectables
int currentCollectables;
//Integer keeping track of total colletables in the level
int totalCollectables;
//Integer containing the stored value of current collectables
int currentCollectablesSaved;
//Time of recent swap, for achievements. (in game-ticks)
int recentSwap,recentSwapSaved;
//Store time of recent save/load for achievements (in millisecond)
Uint32 recentLoad,recentSave;
//Enumeration with the different camera modes.
enum CameraMode{
CAMERA_PLAYER,
CAMERA_SHADOW,
CAMERA_CUSTOM
};
//The current camera mode.
CameraMode cameraMode;
//Rectangle containing the target for the camera.
SDL_Rect cameraTarget;
//The saved cameraMode.
CameraMode cameraModeSaved;
SDL_Rect cameraTargetSaved;
//Level scripts.
std::map<int,std::string> scripts;
//Compiled scripts. Use lua_rawgeti(L, LUA_REGISTRYINDEX, r) to get the function.
std::map<int,int> compiledScripts;
//Vector containing all the levelObjects in the current game.
std::vector<Block*> levelObjects;
//The layers for the scenery.
// We utilize the fact that std::map is sorted, and we compare the layer name with "f",
// If name<"f" then it's background layer, if name>="f" then it's foreground layer.
// NOTE: the layer name is case sensitive, in particular if the name start with capital "F"
// then it is still background layer.
std::map<std::string,std::vector<Scenery*> > sceneryLayers;
//The player...
Player player;
//... and his shadow.
Shadow shadow;
//warning: weak reference only, may point to invalid location
Block* objLastCheckPoint;
//Constructor.
Game(SDL_Renderer& renderer, ImageManager& imageManager);
//If this is not empty then when next Game class is created
//it will play this record file.
static std::string recordFile;
//Destructor.
//It will call destroy();
~Game();
//Method used to clean up the GameState.
void destroy();
//Inherited from GameState.
void handleEvents(ImageManager&imageManager, SDL_Renderer&renderer) override;
void logic(ImageManager& imageManager, SDL_Renderer& renderer) override;
void render(ImageManager&,SDL_Renderer& renderer) override;
void resize(ImageManager& imageManager, SDL_Renderer& renderer) override;
//This method will load a level.
//fileName: The fileName of the level.
virtual void loadLevel(ImageManager& imageManager, SDL_Renderer& renderer, std::string fileName);
//Method used to broadcast a GameObjectEvent.
//eventType: The type of event.
//objectType: The type of object that should react to the event.
//id: The id of the blocks that should react.
//target: Pointer to the object
void broadcastObjectEvent(int eventType,int objectType=-1,const char* id=NULL,GameObject* target=NULL);
//Compile all scripts and run onCreate script.
//NOTE: Call this function only after script state reset, or there will be some memory leaks.
void compileScript();
//Method that will check if a script for a given levelEvent is present.
//If that's the case the script will be executed.
//eventType: The level event type to execute.
void inline executeScript(int eventType);
//Returns if the player and shadow can save the current state.
bool canSaveState();
//Method used to store the current state.
//This is used for checkpoints.
//Returns: True if it succeeds without problems.
bool saveState();
//Method used to load the stored state.
//This is used for checkpoints.
//Returns: True if it succeeds without problems.
bool loadState();
//Method that will reset the GameState to it's initial state.
//save: Boolean if the saved state should also be deleted. This also means recreate the Lua context.
//noScript: Boolean if we should not compile the script at all. This is used by level editor when exiting test play.
void reset(bool save,bool noScript);
//Save current game record to the file.
//fileName: The filename of the destination file.
void saveRecord(const char* fileName);
//Load game record (and its level) from file and play it.
//fileName: The filename of the recording file.
void loadRecord(ImageManager& imageManager, SDL_Renderer& renderer, const char* fileName);
//Method called by the player (or shadow) when he finished.
void replayPlay(ImageManager& imageManager, SDL_Renderer &renderer);
//Method that gets called when the recording has ended.
void recordingEnded(ImageManager& imageManager, SDL_Renderer& renderer);
//get current level's auto-save record path,
//using current level's MD5, file name and other information.
void getCurrentLevelAutoSaveRecordPath(std::string &bestTimeFilePath,std::string &bestRecordingFilePath,bool createPath);
//Method that will prepare the gamestate for the next level and start it.
//If it's the last level it will show the congratulations text and return to the level select screen.
void gotoNextLevel(ImageManager& imageManager, SDL_Renderer& renderer);
//Get the name of the current level.
const std::string& getLevelName(){
return levelName;
}
//GUI event handling is done here.
void GUIEventCallback_OnEvent(ImageManager&imageManager, SDL_Renderer&renderer, std::string name, GUIObject* obj, int eventType) override;
+
+ //Get the script executor.
+ ScriptExecutor* getScriptExecutor() {
+ return scriptExecutor;
+ }
};
#endif
diff --git a/src/ScriptAPI.cpp b/src/ScriptAPI.cpp
index c8374a5..6ce95c3 100644
--- a/src/ScriptAPI.cpp
+++ b/src/ScriptAPI.cpp
@@ -1,1745 +1,1753 @@
/*
* Copyright (C) 2012-2013 Me and My Shadow
*
* This file is part of Me and My Shadow.
*
* Me and My Shadow is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Me and My Shadow is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ScriptAPI.h"
#include "ScriptExecutor.h"
#include "SoundManager.h"
#include "Functions.h"
#include "Block.h"
#include "Game.h"
#include "MusicManager.h"
#include "ScriptDelayExecution.h"
#include <iostream>
#include <algorithm>
using namespace std;
/////////////////////////// HELPER MACRO ///////////////////////////
#define HELPER_GET_AND_CHECK_ARGS(ARGS) \
int args = lua_gettop(state); \
if(args != ARGS) { \
return luaL_error(state, "Incorrect number of arguments for %s, expected %d.", __FUNCTION__, ARGS); \
}
#define HELPER_GET_AND_CHECK_ARGS_RANGE(ARGS1, ARGS2) \
int args = lua_gettop(state); \
if(args < ARGS1 || args > ARGS2) { \
return luaL_error(state, "Incorrect number of arguments for %s, expected %d-%d.", __FUNCTION__, ARGS1, ARGS2); \
}
#define HELPER_GET_AND_CHECK_ARGS_2(ARGS1, ARGS2) \
int args = lua_gettop(state); \
if(args != ARGS1 && args != ARGS2) { \
return luaL_error(state, "Incorrect number of arguments for %s, expected %d or %d.", __FUNCTION__, ARGS1, ARGS2); \
}
#define HELPER_GET_AND_CHECK_ARGS_AT_LEAST(ARGS) \
int args = lua_gettop(state); \
if(args < ARGS) { \
return luaL_error(state, "Incorrect number of arguments for %s, expected at least %d.", __FUNCTION__, ARGS); \
}
#define HELPER_GET_AND_CHECK_ARGS_AT_MOST(ARGS) \
int args = lua_gettop(state); \
if(args > ARGS) { \
return luaL_error(state, "Incorrect number of arguments for %s, expected at most %d.", __FUNCTION__, ARGS); \
}
//================================================================
#define HELPER_CHECK_ARGS_TYPE(INDEX, TYPE) \
if(!lua_is##TYPE(state,INDEX)) { \
return luaL_error(state, "Invalid type for argument %d of %s, should be %s.", INDEX, __FUNCTION__, #TYPE); \
}
#define HELPER_CHECK_ARGS_TYPE_NO_HINT(INDEX, TYPE) \
if(!lua_is##TYPE(state,INDEX)) { \
return luaL_error(state, "Invalid type for argument %d of %s.", INDEX, __FUNCTION__); \
}
#define HELPER_CHECK_ARGS_TYPE_2(INDEX, TYPE1, TYPE2) \
if(!lua_is##TYPE1(state,INDEX) && !lua_is##TYPE2(state,INDEX)) { \
return luaL_error(state, "Invalid type for argument %d of %s, should be %s or %s.", INDEX, __FUNCTION__, #TYPE1, #TYPE2); \
}
#define HELPER_CHECK_ARGS_TYPE_2_NO_HINT(INDEX, TYPE1, TYPE2) \
if(!lua_is##TYPE1(state,INDEX) && !lua_is##TYPE2(state,INDEX)) { \
return luaL_error(state, "Invalid type for argument %d of %s.", INDEX, __FUNCTION__); \
}
#define HELPER_CHECK_ARGS_TYPE_OR_NIL(INDEX, TYPE) \
HELPER_CHECK_ARGS_TYPE_2(INDEX, TYPE, nil)
#define HELPER_CHECK_ARGS_TYPE_OR_NIL_NO_HINT(INDEX, TYPE) \
HELPER_CHECK_ARGS_TYPE_2_NO_HINT(INDEX, TYPE, nil)
//================================================================
#define HELPER_CHECK_OPTIONAL_ARGS_TYPE(INDEX, TYPE) \
if(args>=INDEX && !lua_is##TYPE(state,INDEX)) { \
return luaL_error(state, "Invalid type for argument %d of %s, should be %s.", INDEX, __FUNCTION__, #TYPE); \
}
#define HELPER_CHECK_OPTIONAL_ARGS_TYPE_NO_HINT(INDEX, TYPE) \
if(args>=INDEX && !lua_is##TYPE(state,INDEX)) { \
return luaL_error(state, "Invalid type for argument %d of %s.", INDEX, __FUNCTION__); \
}
#define HELPER_CHECK_OPTIONAL_ARGS_TYPE_2(INDEX, TYPE1, TYPE2) \
if(args>=INDEX && !lua_is##TYPE1(state,INDEX) && !lua_is##TYPE2(state,INDEX)) { \
return luaL_error(state, "Invalid type for argument %d of %s, should be %s or %s.", INDEX, __FUNCTION__, #TYPE1, #TYPE2); \
}
#define HELPER_CHECK_OPTIONAL_ARGS_TYPE_2_NO_HINT(INDEX, TYPE1, TYPE2) \
if(args>=INDEX && !lua_is##TYPE1(state,INDEX) && !lua_is##TYPE2(state,INDEX)) { \
return luaL_error(state, "Invalid type for argument %d of %s.", INDEX, __FUNCTION__); \
}
#define HELPER_CHECK_OPTIONAL_ARGS_TYPE_OR_NIL(INDEX, TYPE) \
HELPER_CHECK_OPTIONAL_ARGS_TYPE_2(INDEX, TYPE, nil)
#define HELPER_CHECK_OPTIONAL_ARGS_TYPE_OR_NIL_NO_HINT(INDEX, TYPE) \
HELPER_CHECK_OPTIONAL_ARGS_TYPE_2_NO_HINT(INDEX, TYPE, nil)
//================================================================
#define HELPER_REGISTER_IS_VALID_FUNCTION(CLASS) \
int isValid(lua_State* state){ \
HELPER_GET_AND_CHECK_ARGS(1); \
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata); \
CLASS* object = CLASS::getObjectFromUserData(state, 1); \
lua_pushboolean(state, object ? 1 : 0); \
return 1; \
}
//================================================================
#define _F(FUNC) { #FUNC, _L::FUNC }
#define _FG(FUNC) _F(get##FUNC)
#define _FI(FUNC) _F(is##FUNC)
#define _FS(FUNC) _F(set##FUNC)
#define _FGS(FUNC) _F(get##FUNC), _F(set##FUNC)
#define _FIS(FUNC) _F(is##FUNC), _F(set##FUNC)
///////////////////////////BLOCK SPECIFIC///////////////////////////
class BlockScriptAPI {
public:
static int getFlags(const Block* block) {
return block->flags;
}
static void setFlags(Block* block, int flags) {
block->flags = flags;
}
static void fragileUpdateState(Block* block, int state) {
state &= 0x3;
block->flags = (block->flags & ~0x3) | state;
const char* s = (state == 0) ? "default" : ((state == 1) ? "fragile1" : ((state == 2) ? "fragile2" : "fragile3"));
block->appearance.changeState(s);
}
static int getTemp(const Block* block) {
return block->temp;
}
static void setTemp(Block* block, int value) {
block->temp = value;
}
};
namespace block {
HELPER_REGISTER_IS_VALID_FUNCTION(Block);
int getBlockById(lua_State* state){
//Get the number of args, this MUST be one.
HELPER_GET_AND_CHECK_ARGS(1);
//Make sure the given argument is an id (string).
HELPER_CHECK_ARGS_TYPE(1, string);
//Check if the currentState is the game state.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
//Get the actual game object.
string id = lua_tostring(state, 1);
std::vector<Block*>& levelObjects = game->levelObjects;
Block* object = NULL;
for (unsigned int i = 0; i < levelObjects.size(); i++){
if (levelObjects[i]->getEditorProperty("id") == id){
object = levelObjects[i];
break;
}
}
if (object == NULL){
//Unable to find the requested object.
//Return nothing, will result in a nil in the script.
return 0;
}
//Create the userdatum.
object->createUserData(state, "block");
//We return one object, the userdatum.
return 1;
}
int getBlocksById(lua_State* state){
//Get the number of args, this MUST be one.
HELPER_GET_AND_CHECK_ARGS(1);
//Make sure the given argument is an id (string).
HELPER_CHECK_ARGS_TYPE(1, string);
//Check if the currentState is the game state.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
//Get the actual game object.
string id = lua_tostring(state, 1);
std::vector<Block*>& levelObjects = game->levelObjects;
std::vector<Block*> result;
for (unsigned int i = 0; i < levelObjects.size(); i++){
if (levelObjects[i]->getEditorProperty("id") == id){
result.push_back(levelObjects[i]);
}
}
//Create the table that will hold the result.
lua_createtable(state, result.size(), 0);
//Loop through the results.
for (unsigned int i = 0; i < result.size(); i++){
//Create the userdatum.
result[i]->createUserData(state, "block");
//And set the table.
lua_rawseti(state, -2, i + 1);
}
//We return one object, the userdatum.
return 1;
}
int moveTo(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(3);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
HELPER_CHECK_ARGS_TYPE(3, number); // integer
//Now get the pointer to the object.
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
int x = lua_tonumber(state, 2);
int y = lua_tonumber(state, 3);
object->moveTo(x, y);
return 0;
}
int getLocation(lua_State* state){
//Make sure there's only one argument and that argument is an userdatum.
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
//Get the object.
lua_pushnumber(state, object->getBox().x);
lua_pushnumber(state, object->getBox().y);
return 2;
}
int setLocation(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(3);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
HELPER_CHECK_ARGS_TYPE(3, number); // integer
//Now get the pointer to the object.
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
int x = lua_tonumber(state, 2);
int y = lua_tonumber(state, 3);
object->setLocation(x, y);
return 0;
}
int growTo(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(3);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
HELPER_CHECK_ARGS_TYPE(3, number); // integer
//Now get the pointer to the object.
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
int w = lua_tonumber(state, 2);
int h = lua_tonumber(state, 3);
object->growTo(w, h);
return 0;
}
int getSize(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
//Get the object.
lua_pushnumber(state, object->getBox().w);
lua_pushnumber(state, object->getBox().h);
return 2;
}
int setSize(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(3);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
HELPER_CHECK_ARGS_TYPE(3, number); // integer
//Now get the pointer to the object.
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
int w = lua_tonumber(state, 2);
int h = lua_tonumber(state, 3);
object->setSize(w, h);
return 0;
}
int getType(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL || object->type < 0 || object->type >= TYPE_MAX) return 0;
lua_pushstring(state, Game::blockName[object->type]);
return 1;
}
int changeThemeState(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, string);
Block* object = Block::getObjectFromUserData(state, 1);
object->appearance.changeState(lua_tostring(state, 2));
return 0;
}
int setVisible(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, boolean);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL)
return 0;
BlockScriptAPI::setFlags(object,
(BlockScriptAPI::getFlags(object) & ~0x80000000) | (lua_toboolean(state, 2) ? 0 : 0x80000000)
);
return 0;
}
int isVisible(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL)
return 0;
lua_pushboolean(state, (BlockScriptAPI::getFlags(object) & 0x80000000) ? 0 : 1);
return 1;
}
int getEventHandler(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, string);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
//Check event type
string eventType = lua_tostring(state, 2);
map<string, int>::iterator it = Game::gameObjectEventNameMap.find(eventType);
if (it == Game::gameObjectEventNameMap.end()) return 0;
//Check compiled script
map<int, int>::iterator script = object->compiledScripts.find(it->second);
if (script == object->compiledScripts.end()) return 0;
//Get event handler
lua_rawgeti(state, LUA_REGISTRYINDEX, script->second);
return 1;
}
//It will return old event handler.
int setEventHandler(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(3);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, string);
HELPER_CHECK_ARGS_TYPE_OR_NIL(3, function);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
//Check event type
string eventType = lua_tostring(state, 2);
map<string, int>::const_iterator it = Game::gameObjectEventNameMap.find(eventType);
if (it == Game::gameObjectEventNameMap.end()){
lua_pushfstring(state, "Unknown block event type: '%s'.", eventType.c_str());
return lua_error(state);
}
//Check compiled script
int scriptIndex = LUA_REFNIL;
{
map<int, int>::iterator script = object->compiledScripts.find(it->second);
if (script != object->compiledScripts.end()) scriptIndex = script->second;
}
//Set new event handler
object->compiledScripts[it->second] = luaL_ref(state, LUA_REGISTRYINDEX);
+ if (scriptIndex == LUA_REFNIL) return 0;
+
//Get old event handler and unreference it
lua_rawgeti(state, LUA_REGISTRYINDEX, scriptIndex);
luaL_unref(state, LUA_REGISTRYINDEX, scriptIndex);
return 1;
}
int onEvent(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, string);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
//Check event type
string eventType = lua_tostring(state, 2);
map<string, int>::const_iterator it = Game::gameObjectEventNameMap.find(eventType);
if (it == Game::gameObjectEventNameMap.end()){
lua_pushfstring(state, "Unknown block event type: '%s'.", eventType.c_str());
return lua_error(state);
}
object->onEvent(it->second);
return 0;
}
int isActivated(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
lua_pushboolean(state, (BlockScriptAPI::getFlags(object) & 0x1) ? 0 : 1);
return 1;
default:
return 0;
}
}
int setActivated(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, boolean);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
case TYPE_CONVEYOR_BELT:
case TYPE_SHADOW_CONVEYOR_BELT:
BlockScriptAPI::setFlags(object,
(BlockScriptAPI::getFlags(object) & ~1) | (lua_toboolean(state, 2) ? 0 : 1)
);
break;
}
return 0;
}
int isAutomatic(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_PORTAL:
lua_pushboolean(state, (BlockScriptAPI::getFlags(object) & 0x1) ? 1 : 0);
return 1;
default:
return 0;
}
}
int setAutomatic(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, boolean);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_PORTAL:
BlockScriptAPI::setFlags(object,
(BlockScriptAPI::getFlags(object) & ~1) | (lua_toboolean(state, 2) ? 1 : 0)
);
break;
}
return 0;
}
int getBehavior(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_BUTTON:
case TYPE_SWITCH:
switch (BlockScriptAPI::getFlags(object) & 0x3) {
default:
lua_pushstring(state, "toggle");
break;
case 1:
lua_pushstring(state, "on");
break;
case 2:
lua_pushstring(state, "off");
break;
}
return 1;
default:
return 0;
}
}
int setBehavior(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, string);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_BUTTON:
case TYPE_SWITCH:
{
int newFlags = BlockScriptAPI::getFlags(object) & ~3;
std::string s = lua_tostring(state, 2);
if (s == "on") newFlags |= 1;
else if (s == "off") newFlags |= 2;
BlockScriptAPI::setFlags(object, newFlags);
}
break;
}
return 0;
}
int getState(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_FRAGILE:
lua_pushnumber(state, BlockScriptAPI::getFlags(object) & 0x3);
return 1;
default:
return 0;
}
}
int setState(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_FRAGILE:
{
int oldState = BlockScriptAPI::getFlags(object) & 0x3;
int newState = (int)lua_tonumber(state, 2);
if (newState < 0) newState = 0;
else if (newState > 3) newState = 3;
if (newState != oldState) {
BlockScriptAPI::fragileUpdateState(object, newState);
}
}
break;
}
return 0;
}
int isPlayerOn(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_BUTTON:
lua_pushboolean(state, (BlockScriptAPI::getFlags(object) & 0x4) ? 1 : 0);
return 1;
default:
return 0;
}
}
int getPathMaxTime(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
lua_pushnumber(state, object->getPathMaxTime());
return 1;
default:
return 0;
}
}
int getPathTime(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
lua_pushnumber(state, BlockScriptAPI::getTemp(object));
return 1;
default:
return 0;
}
}
int setPathTime(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
BlockScriptAPI::setTemp(object, (int)lua_tonumber(state, 2));
break;
}
return 0;
}
int isLooping(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
lua_pushboolean(state, (BlockScriptAPI::getFlags(object) & 0x2) ? 0 : 1);
return 1;
default:
return 0;
}
}
int setLooping(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, boolean);
Block* object = Block::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
switch (object->type) {
case TYPE_MOVING_BLOCK:
case TYPE_MOVING_SHADOW_BLOCK:
case TYPE_MOVING_SPIKES:
BlockScriptAPI::setFlags(object,
(BlockScriptAPI::getFlags(object) & ~2) | (lua_toboolean(state, 2) ? 0 : 2)
);
break;
}
return 0;
}
}
#define _L block
//Array with the methods for the block library.
static const struct luaL_Reg blocklib_m[]={
_FI(Valid),
_FG(BlockById),
_FG(BlocksById),
_F(moveTo),
_FGS(Location),
_F(growTo),
_FGS(Size),
_FG(Type),
_F(changeThemeState),
_FIS(Visible),
_FGS(EventHandler),
_F(onEvent),
_FIS(Activated),
_FIS(Automatic),
_FGS(Behavior),
_FGS(State),
_FI(PlayerOn),
_FG(PathMaxTime),
_FGS(PathTime),
_FIS(Looping),
{ NULL, NULL }
};
#undef _L
int luaopen_block(lua_State* state){
luaL_newlib(state,blocklib_m);
//Create the metatable for the block userdata.
luaL_newmetatable(state,"block");
lua_pushstring(state,"__index");
lua_pushvalue(state,-2);
lua_settable(state,-3);
Block::registerMetatableFunctions(state,-3);
//Register the functions and methods.
luaL_setfuncs(state,blocklib_m,0);
return 1;
}
//////////////////////////PLAYER SPECIFIC///////////////////////////
struct PlayerUserDatum{
char sig1,sig2,sig3,sig4;
};
Player* getPlayerFromUserData(lua_State* state,int idx){
PlayerUserDatum* ud=(PlayerUserDatum*)lua_touserdata(state,1);
//Make sure the user datum isn't null.
if(!ud) return NULL;
//Get the game state.
Game* game=dynamic_cast<Game*>(currentState);
if(game==NULL) return NULL;
Player* player=NULL;
//Check the signature to see if it's the player or the shadow.
if(ud->sig1=='P' && ud->sig2=='L' && ud->sig3=='Y' && ud->sig4=='R')
player=&game->player;
else if(ud->sig1=='S' && ud->sig2=='H' && ud->sig3=='D' && ud->sig4=='W')
player=&game->shadow;
return player;
}
namespace playershadow {
int getLocation(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Player* player = getPlayerFromUserData(state, 1);
if (player == NULL) return 0;
//Get the object.
lua_pushnumber(state, player->getBox().x);
lua_pushnumber(state, player->getBox().y);
return 2;
}
int setLocation(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(3);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
HELPER_CHECK_ARGS_TYPE(3, number); // integer
//Get the player.
Player* player = getPlayerFromUserData(state, 1);
if (player == NULL) return 0;
//Get the new location.
int x = lua_tonumber(state, 2);
int y = lua_tonumber(state, 3);
player->setLocation(x, y);
return 0;
}
int jump(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS_2(1, 2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_OPTIONAL_ARGS_TYPE(2, number); // integer
//Get the player.
Player* player = getPlayerFromUserData(state, 1);
if (player == NULL) return 0;
//Get the new location.
if (args == 2){
int yVel = lua_tonumber(state, 2);
player->jump(yVel);
} else{
//Use default jump strength.
player->jump();
}
return 0;
}
int isShadow(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Player* player = getPlayerFromUserData(state, 1);
if (player == NULL) return 0;
lua_pushboolean(state, player->isShadow());
return 1;
}
int getCurrentStand(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
Player* player = getPlayerFromUserData(state, 1);
if (player == NULL) return 0;
//Get the actual game object.
Block* object = player->getObjCurrentStand();
if (object == NULL){
return 0;
}
//Create the userdatum.
object->createUserData(state, "block");
//We return one object, the userdatum.
return 1;
}
}
#define _L playershadow
//Array with the methods for the player and shadow library.
static const struct luaL_Reg playerlib_m[]={
_FGS(Location),
_F(jump),
_FI(Shadow),
_FG(CurrentStand),
{NULL,NULL}
};
#undef _L
int luaopen_player(lua_State* state){
luaL_newlib(state,playerlib_m);
//Create the metatable for the player userdata.
luaL_newmetatable(state,"player");
lua_pushstring(state,"__index");
lua_pushvalue(state,-2);
lua_settable(state,-3);
//Now create two default player user data, one for the player and one for the shadow.
PlayerUserDatum* ud=(PlayerUserDatum*)lua_newuserdata(state,sizeof(PlayerUserDatum));
ud->sig1='P';ud->sig2='L';ud->sig3='Y';ud->sig4='R';
luaL_getmetatable(state,"player");
lua_setmetatable(state,-2);
lua_setglobal(state,"player");
ud=(PlayerUserDatum*)lua_newuserdata(state,sizeof(PlayerUserDatum));
ud->sig1='S';ud->sig2='H';ud->sig3='D';ud->sig4='W';
luaL_getmetatable(state,"player");
lua_setmetatable(state,-2);
lua_setglobal(state,"shadow");
//Register the functions and methods.
luaL_setfuncs(state,playerlib_m,0);
return 1;
}
//////////////////////////LEVEL SPECIFIC///////////////////////////
namespace level {
int getSize(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Returns level size.
lua_pushinteger(state, LEVEL_WIDTH);
lua_pushinteger(state, LEVEL_HEIGHT);
return 2;
}
int getWidth(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Returns level size.
lua_pushinteger(state, LEVEL_WIDTH);
return 1;
}
int getHeight(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Returns level size.
lua_pushinteger(state, LEVEL_HEIGHT);
return 1;
}
int getName(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Check if the currentState is the game state.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
//Returns level name.
lua_pushstring(state, game->getLevelName().c_str());
return 1;
}
int getEventHandler(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE(1, string);
//Check if the currentState is the game state.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
//Check event type
string eventType = lua_tostring(state, 1);
map<string, int>::iterator it = Game::levelEventNameMap.find(eventType);
if (it == Game::levelEventNameMap.end()) return 0;
//Check compiled script
map<int, int>::iterator script = game->compiledScripts.find(it->second);
if (script == game->compiledScripts.end()) return 0;
//Get event handler
lua_rawgeti(state, LUA_REGISTRYINDEX, script->second);
return 1;
}
//It will return old event handler.
int setEventHandler(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE(1, string);
HELPER_CHECK_ARGS_TYPE_OR_NIL(2, function);
//Check if the currentState is the game state.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
//Check event type
string eventType = lua_tostring(state, 1);
map<string, int>::const_iterator it = Game::levelEventNameMap.find(eventType);
if (it == Game::levelEventNameMap.end()){
lua_pushfstring(state, "Unknown level event type: '%s'.", eventType.c_str());
return lua_error(state);
}
//Check compiled script
int scriptIndex = LUA_REFNIL;
{
map<int, int>::iterator script = game->compiledScripts.find(it->second);
if (script != game->compiledScripts.end()) scriptIndex = script->second;
}
//Set new event handler
game->compiledScripts[it->second] = luaL_ref(state, LUA_REGISTRYINDEX);
+ if (scriptIndex == LUA_REFNIL) return 0;
+
//Get old event handler and unreference it
lua_rawgeti(state, LUA_REGISTRYINDEX, scriptIndex);
luaL_unref(state, LUA_REGISTRYINDEX, scriptIndex);
return 1;
}
int win(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Check if the currentState is the game state.
if (stateID == STATE_LEVEL_EDITOR)
return 0;
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
game->won = true;
return 0;
}
int getTime(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Check if the currentState is the game state.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
//Returns level size.
lua_pushinteger(state, game->time);
return 1;
}
int getRecordings(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Check if the currentState is the game state.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
//Returns level size.
lua_pushinteger(state, game->recordings);
return 1;
}
int broadcastObjectEvent(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS_RANGE(1, 4);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE(1, string);
HELPER_CHECK_OPTIONAL_ARGS_TYPE_OR_NIL(2, string);
HELPER_CHECK_OPTIONAL_ARGS_TYPE_OR_NIL(3, string);
HELPER_CHECK_OPTIONAL_ARGS_TYPE_OR_NIL_NO_HINT(4, userdata);
//Check event type
int eventType = 0;
{
string s = lua_tostring(state, 1);
auto it = Game::gameObjectEventNameMap.find(s);
if (it == Game::gameObjectEventNameMap.end()){
lua_pushfstring(state, "Unknown block event type: '%s'.", s.c_str());
return lua_error(state);
} else {
eventType = it->second;
}
}
//Check object type
int objType = -1;
if (args >= 2 && lua_isstring(state, 2)) {
string s = lua_tostring(state, 2);
auto it = Game::blockNameMap.find(s);
if (it == Game::blockNameMap.end()){
lua_pushfstring(state, "Unknown object type: '%s'.", s.c_str());
return lua_error(state);
} else {
objType = it->second;
}
}
//Check id
const char* id = NULL;
if (args >= 3 && lua_isstring(state, 3)) {
id = lua_tostring(state, 3);
}
//Check target
Block *target = NULL;
if (args >= 4) {
target = Block::getObjectFromUserData(state, 4);
}
//Check if the currentState is the game state.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
game->broadcastObjectEvent(eventType, objType, id, target);
return 0;
}
}
#define _L level
//Array with the methods for the level library.
static const struct luaL_Reg levellib_m[]={
_FG(Size),
_FG(Width),
_FG(Height),
_FG(Name),
_FGS(EventHandler),
_F(win),
_FG(Time),
_FG(Recordings),
_F(broadcastObjectEvent),
{NULL,NULL}
};
#undef _L
int luaopen_level(lua_State* state){
luaL_newlib(state,levellib_m);
//Register the functions and methods.
luaL_setfuncs(state,levellib_m,0);
return 1;
}
/////////////////////////CAMERA SPECIFIC///////////////////////////
//FIXME: I can't define namespace camera since there is already a global variable named camera.
//Therefore I use struct camera for a workaround.
struct camera {
static int setMode(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(1);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE(1, string);
string mode = lua_tostring(state, 1);
//Get the game for setting the camera.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
//Check which mode.
if (mode == "player"){
game->cameraMode = Game::CAMERA_PLAYER;
} else if (mode == "shadow"){
game->cameraMode = Game::CAMERA_SHADOW;
} else{
//Unknown OR invalid camera mode.
return luaL_error(state, "Unknown or invalid camera mode for %s: '%s'.", __FUNCTION__, mode.c_str());
}
//Returns nothing.
return 0;
}
static int lookAt(lua_State* state){
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE(1, number); // integer
HELPER_CHECK_ARGS_TYPE(2, number); // integer
//Get the point.
int x = lua_tonumber(state, 1);
int y = lua_tonumber(state, 2);
//Get the game for setting the camera.
Game* game = dynamic_cast<Game*>(currentState);
if (game == NULL) return 0;
game->cameraMode = Game::CAMERA_CUSTOM;
game->cameraTarget.x = x;
game->cameraTarget.y = y;
return 0;
}
};
#define _L camera
//Array with the methods for the camera library.
static const struct luaL_Reg cameralib_m[]={
_FS(Mode),
_F(lookAt),
{NULL,NULL}
};
#undef _L
int luaopen_camera(lua_State* state){
luaL_newlib(state,cameralib_m);
//Register the functions and methods.
luaL_setfuncs(state,cameralib_m,0);
return 1;
}
/////////////////////////AUDIO SPECIFIC///////////////////////////
namespace audio {
int playSound(lua_State* state){
//Get the number of args, this can be anything from one to three.
HELPER_GET_AND_CHECK_ARGS_RANGE(1, 4);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE(1, string);
HELPER_CHECK_OPTIONAL_ARGS_TYPE(2, number); // integer
HELPER_CHECK_OPTIONAL_ARGS_TYPE(3, boolean);
HELPER_CHECK_OPTIONAL_ARGS_TYPE(4, number); // integer
//Default values for concurrent and force.
//See SoundManager.h
int concurrent = -1;
bool force = false;
int fadeMusic = -1;
//If there's a second one it should be an integer.
if (args > 1){
concurrent = lua_tonumber(state, 2);
}
//If there's a third one it should be a boolean.
if (args > 2){
force = lua_toboolean(state, 3);
}
if (args > 3){
fadeMusic = lua_tonumber(state, 4);
}
//Get the name of the sound.
string sound = lua_tostring(state, 1);
//Try to play the sound.
int channel = getSoundManager()->playSound(sound, concurrent, force, fadeMusic);
//Returns whether the operation is successful.
lua_pushboolean(state, channel >= 0 ? 1 : 0);
return 1;
}
int playMusic(lua_State* state){
//Get the number of args, this can be either one or two.
HELPER_GET_AND_CHECK_ARGS_2(1, 2);
//Make sure the first argument is a string.
HELPER_CHECK_ARGS_TYPE(1, string);
HELPER_CHECK_OPTIONAL_ARGS_TYPE(2, boolean);
//Default value of fade for playMusic.
//See MusicManager.h.
bool fade = true;
//If there's a second one it should be a boolean.
if (args > 1){
fade = lua_toboolean(state, 2);
}
//Get the name of the music.
string music = lua_tostring(state, 1);
//Try to switch to the new music.
getMusicManager()->playMusic(music, fade);
//Returns nothing.
return 0;
}
int pickMusic(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Let the music manager pick a song from the current music list.
getMusicManager()->pickMusic();
return 0;
}
int setMusicList(lua_State* state){
//Get the number of args, this MUST be one.
HELPER_GET_AND_CHECK_ARGS(1);
//Make sure the given argument is a string.
HELPER_CHECK_ARGS_TYPE(1, string);
//And set the music list in the music manager.
string list = lua_tostring(state, 1);
getMusicManager()->setMusicList(list);
return 0;
}
int getMusicList(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Return the name of the song (contains list prefix).
lua_pushstring(state, getMusicManager()->getCurrentMusicList().c_str());
return 1;
}
int currentMusic(lua_State* state){
//NOTE: this function accepts 0 arguments, but we ignore the argument count.
//Return the name of the song (contains list prefix).
lua_pushstring(state, getMusicManager()->getCurrentMusic().c_str());
return 1;
}
}
#define _L audio
//Array with the methods for the audio library.
static const struct luaL_Reg audiolib_m[]={
_F(playSound),
_F(playMusic),
_F(pickMusic),
_FGS(MusicList),
_F(currentMusic),
{NULL,NULL}
};
#undef _L
int luaopen_audio(lua_State* state){
luaL_newlib(state,audiolib_m);
//Register the functions and methods.
luaL_setfuncs(state,audiolib_m,0);
return 1;
}
/////////////////////////DELAY EXECUTION SPECIFIC///////////////////////////
namespace delayExecution {
HELPER_REGISTER_IS_VALID_FUNCTION(ScriptDelayExecution);
int schedule(lua_State* state) {
//Check the number of arguments.
HELPER_GET_AND_CHECK_ARGS_AT_LEAST(2);
//Check if the arguments are of the right type.
HELPER_CHECK_ARGS_TYPE_OR_NIL(1, function);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
HELPER_CHECK_OPTIONAL_ARGS_TYPE_OR_NIL(3, number); // integer
HELPER_CHECK_OPTIONAL_ARGS_TYPE_OR_NIL(4, number); // integer
HELPER_CHECK_OPTIONAL_ARGS_TYPE_OR_NIL(5, boolean);
+ //Check if the currentState is the game state.
+ Game* game = dynamic_cast<Game*>(currentState);
+ if (game == NULL) return 0;
+
//Create the delay execution object.
- ScriptDelayExecution *obj = new ScriptDelayExecution(getScriptExecutor()->getDelayExecutionList());
+ ScriptDelayExecution *obj = new ScriptDelayExecution(game->getScriptExecutor()->getDelayExecutionList());
obj->setActive();
obj->time = (int)lua_tonumber(state, 2);
obj->repeatCount = (args >= 3 && lua_isnumber(state, 3)) ? (int)lua_tonumber(state, 3) : 1;
obj->repeatInterval = (args >= 4 && lua_isnumber(state, 4)) ? (int)lua_tonumber(state, 4) : obj->time;
obj->enabled = ((args >= 5 && lua_isboolean(state, 5)) ? lua_toboolean(state, 5) : 1) != 0;
//Get arguments.
for (int i = 6; i <= args; i++) {
obj->arguments.push_back(luaL_ref(state, LUA_REGISTRYINDEX));
}
std::reverse(obj->arguments.begin(), obj->arguments.end());
//Get the function.
lua_settop(state, 1);
obj->func = luaL_ref(state, LUA_REGISTRYINDEX);
//Create the userdatum.
obj->createUserData(state, "delayExecution");
//We return one object, the userdatum.
return 1;
}
int cancel(lua_State* state){
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
//Delete the object.
delete object;
return 0;
}
int isEnabled(lua_State* state){
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
lua_pushboolean(state, object->enabled ? 1 : 0);
return 1;
}
int setEnabled(lua_State* state) {
HELPER_GET_AND_CHECK_ARGS(2);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, boolean);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
object->enabled = lua_toboolean(state, 2) != 0;
return 0;
}
int getTime(lua_State* state){
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
lua_pushnumber(state, object->time);
return 1;
}
int setTime(lua_State* state) {
HELPER_GET_AND_CHECK_ARGS(2);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
object->time = (int)lua_tonumber(state, 2);
return 0;
}
int getRepeatCount(lua_State* state){
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
lua_pushnumber(state, object->repeatCount);
return 1;
}
int setRepeatCount(lua_State* state) {
HELPER_GET_AND_CHECK_ARGS(2);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
object->repeatCount = (int)lua_tonumber(state, 2);
return 0;
}
int getRepeatInterval(lua_State* state){
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
lua_pushnumber(state, object->repeatInterval);
return 1;
}
int setRepeatInterval(lua_State* state) {
HELPER_GET_AND_CHECK_ARGS(2);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
//Set the repeat interval (should >=1).
int i = (int)lua_tonumber(state, 2);
if (i > 0) object->repeatInterval = i;
return 0;
}
int getFunc(lua_State* state){
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
if (object->func == LUA_REFNIL) return 0;
lua_rawgeti(state, LUA_REGISTRYINDEX, object->func);
return 1;
}
int setFunc(lua_State* state) {
HELPER_GET_AND_CHECK_ARGS(2);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE_OR_NIL(2, function);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
int oldFunc = object->func;
object->func = luaL_ref(state, LUA_REGISTRYINDEX);
if (oldFunc == LUA_REFNIL) return 0;
lua_rawgeti(state, LUA_REGISTRYINDEX, oldFunc);
luaL_unref(state, LUA_REGISTRYINDEX, oldFunc);
return 1;
}
int getArguments(lua_State* state){
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
for (int a : object->arguments) {
lua_rawgeti(state, LUA_REGISTRYINDEX, a);
}
return object->arguments.size();
}
int setArguments(lua_State* state) {
HELPER_GET_AND_CHECK_ARGS_AT_LEAST(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
//Remove old arguments.
for (int a : object->arguments) {
luaL_unref(state, LUA_REGISTRYINDEX, a);
}
object->arguments.clear();
//Get arguments.
for (int i = 2; i <= args; i++) {
object->arguments.push_back(luaL_ref(state, LUA_REGISTRYINDEX));
}
std::reverse(object->arguments.begin(), object->arguments.end());
return 0;
}
int getExecutionTime(lua_State* state){
HELPER_GET_AND_CHECK_ARGS(1);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
lua_pushnumber(state, object->executionTime);
return 1;
}
int setExecutionTime(lua_State* state) {
HELPER_GET_AND_CHECK_ARGS(2);
HELPER_CHECK_ARGS_TYPE_NO_HINT(1, userdata);
HELPER_CHECK_ARGS_TYPE(2, number); // integer
auto object = ScriptDelayExecution::getObjectFromUserData(state, 1);
if (object == NULL) return 0;
object->executionTime = (int)lua_tonumber(state, 2);
return 0;
}
}
#define _L delayExecution
//Array with the methods for the block library.
static const struct luaL_Reg delayExecutionLib_m[] = {
_FI(Valid),
_F(schedule),
_F(cancel),
_FIS(Enabled),
_FGS(Time),
_FGS(RepeatCount),
_FGS(RepeatInterval),
_FGS(Func),
_FGS(Arguments),
_FGS(ExecutionTime),
{ NULL, NULL }
};
#undef _L
int luaopen_delayExecution(lua_State* state){
luaL_newlib(state, delayExecutionLib_m);
//Create the metatable for the delay execution userdata.
luaL_newmetatable(state, "delayExecution");
lua_pushstring(state, "__index");
lua_pushvalue(state, -2);
lua_settable(state, -3);
ScriptDelayExecution::registerMetatableFunctions(state, -3);
//Register the functions and methods.
luaL_setfuncs(state, delayExecutionLib_m, 0);
return 1;
}
diff --git a/src/ScriptExecutor.cpp b/src/ScriptExecutor.cpp
index 3eab879..4e22457 100644
--- a/src/ScriptExecutor.cpp
+++ b/src/ScriptExecutor.cpp
@@ -1,214 +1,216 @@
/*
* Copyright (C) 2012 Me and My Shadow
*
* This file is part of Me and My Shadow.
*
* Me and My Shadow is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Me and My Shadow is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ScriptExecutor.h"
#include "ScriptDelayExecution.h"
#include "ScriptAPI.h"
#include "Block.h"
#include <iostream>
using namespace std;
-ScriptExecutor::ScriptExecutor():state(NULL){
+ScriptExecutor::ScriptExecutor()
+ : state(NULL)
+ , delayExecutionObjects(NULL), savedDelayExecutionObjects(NULL)
+{
//NOTE: If a state is going to use the scriptExecutor it is his task to reset it.
}
ScriptExecutor::~ScriptExecutor(){
destroy();
}
void ScriptExecutor::destroy() {
//Make sure there is a state to close.
if (state) {
lua_close(state);
state = NULL;
}
//Delete all delay execution objects.
if (delayExecutionObjects) {
// Set the state to NULL since the state is already destroyed. This prevents the destructor to call luaL_unref.
delayExecutionObjects->state = NULL;
delete delayExecutionObjects;
delayExecutionObjects = NULL;
}
if (savedDelayExecutionObjects) {
// Set the state to NULL since the state is already destroyed. This prevents the destructor to call luaL_unref.
savedDelayExecutionObjects->state = NULL;
delete savedDelayExecutionObjects;
savedDelayExecutionObjects = NULL;
}
}
void ScriptExecutor::reset(bool save){
//Check if we only need to restore from saved state.
if (!save && state) {
//Delete delay execution objects.
if (delayExecutionObjects) {
delete delayExecutionObjects;
delayExecutionObjects = new ScriptDelayExecutionList();
delayExecutionObjects->state = state;
}
return;
}
//Close the lua_state, if any.
destroy();
//Create a new state.
state=luaL_newstate();
//Now load the lua libraries.
//FIXME: Only allow safe libraries/functions.
luaopen_base(state);
luaL_requiref(state,"table",luaopen_table,1);
//SDL2 porting note. This library seems to have been deprecated.
//If this is used, it's possible to compile lua 5.3 in compatability mode
//that includes it.
//luaL_requiref(state,"bit32",luaopen_bit32,1);
luaL_requiref(state,"string",luaopen_string,1);
luaL_requiref(state,"math",luaopen_math,1);
//Load our own libraries.
luaL_requiref(state,"block",luaopen_block,1);
luaL_requiref(state,"playershadow",luaopen_player,1);
luaL_requiref(state,"level",luaopen_level,1);
luaL_requiref(state,"camera",luaopen_camera,1);
luaL_requiref(state,"audio",luaopen_audio,1);
luaL_requiref(state, "delayExecution", luaopen_delayExecution, 1);
//Create a new delay execution list.
delayExecutionObjects = new ScriptDelayExecutionList();
delayExecutionObjects->state = state;
}
void ScriptExecutor::registerFunction(std::string name,lua_CFunction function){
lua_register(state,name.c_str(),function);
}
int ScriptExecutor::compileScript(std::string script){
//First make sure the stack is empty.
lua_settop(state,0);
//Compile the script.
if(luaL_loadstring(state,script.c_str())!=LUA_OK){
cerr<<"LUA ERROR: "<<lua_tostring(state,-1)<<endl;
- return LUA_REFNIL;
+ lua_pushnil(state);
}
//Save it to LUA_REGISTRYINDEX and return values.
return luaL_ref(state,LUA_REGISTRYINDEX);
}
int ScriptExecutor::executeScript(std::string script,Block* origin){
//First make sure the stack is empty.
lua_settop(state,0);
//Compile the script.
if(luaL_loadstring(state,script.c_str())!=LUA_OK){
cerr<<"LUA ERROR: "<<lua_tostring(state,-1)<<endl;
return 0;
}
//Now execute the script.
return executeScriptInternal(origin);
}
int ScriptExecutor::executeScript(int scriptIndex,Block* origin){
//Check if reference is empty.
if(scriptIndex==LUA_REFNIL) return 0;
//Make sure the stack is empty.
lua_settop(state,0);
//Get the function
lua_rawgeti(state,LUA_REGISTRYINDEX,scriptIndex);
//Check if it's function and run.
if(lua_isfunction(state,-1)){
return executeScriptInternal(origin);
- }else{
- cerr<<"LUA ERROR: Not a function"<<endl;
- return 0;
}
+
+ return 0;
}
int ScriptExecutor::executeScriptInternal(Block* origin){
int oldThisIndex = LUA_REFNIL;
//If the origin isn't null set it in the global scope.
if(origin){
//Backup the old "this"
lua_getglobal(state, "this");
oldThisIndex = luaL_ref(state, LUA_REGISTRYINDEX);
origin->createUserData(state,"block");
lua_setglobal(state,"this");
}
//Now execute the script on the top of Lua stack.
int ret=lua_pcall(state,0,1,0);
//If we set an origin set it back to oringinal value.
if(origin){
lua_rawgeti(state, LUA_REGISTRYINDEX, oldThisIndex);
luaL_unref(state, LUA_REGISTRYINDEX, oldThisIndex);
lua_setglobal(state,"this");
}
//Check if there's an error.
if(ret!=LUA_OK){
cerr<<"LUA ERROR: "<<lua_tostring(state,-1)<<endl;
return 0;
}
//Get the return value.
return lua_tonumber(state,-1);
}
ScriptDelayExecutionList* ScriptExecutor::getDelayExecutionList() {
return delayExecutionObjects;
}
void ScriptExecutor::processDelayExecution() {
if (delayExecutionObjects) delayExecutionObjects->updateTimer();
}
void ScriptExecutor::saveState() {
if (savedDelayExecutionObjects) {
delete savedDelayExecutionObjects;
savedDelayExecutionObjects = NULL;
}
savedDelayExecutionObjects = new ScriptDelayExecutionList(*delayExecutionObjects);
}
void ScriptExecutor::loadState() {
if (delayExecutionObjects) {
delete delayExecutionObjects;
delayExecutionObjects = NULL;
}
if (savedDelayExecutionObjects) {
delayExecutionObjects = new ScriptDelayExecutionList(*savedDelayExecutionObjects);
for (auto obj : delayExecutionObjects->objects) {
obj->setActive();
}
} else {
delayExecutionObjects = new ScriptDelayExecutionList();
delayExecutionObjects->state = state;
}
}

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