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diff --git a/src/Functions.cpp b/src/Functions.cpp
index d8e1a65..e676137 100644
--- a/src/Functions.cpp
+++ b/src/Functions.cpp
@@ -1,1292 +1,1292 @@
/****************************************************************************
** Copyright (C) 2011 Luka Horvat <redreaper132 at gmail.com>
** Copyright (C) 2011 Edward Lii <edward_iii at myway.com>
** Copyright (C) 2011 O. Bahri Gordebak <gordebak at gmail.com>
**
**
** This file may be used under the terms of the GNU General Public
** License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
**
****************************************************************************/
#include <stdio.h>
#include <SDL/SDL.h>
#include <SDL/SDL_mixer.h>
#include <SDL/SDL_gfxPrimitives.h>
#include <SDL/SDL_rotozoom.h>
#include <string>
#include "Globals.h"
#include "Functions.h"
#include "FileManager.h"
#include "Objects.h"
#include "Player.h"
#include "GameObjects.h"
#include "LevelPack.h"
#include "TitleMenu.h"
#include "LevelEditSelect.h"
#include "LevelEditor.h"
#include "Game.h"
#include "LevelPlaySelect.h"
#include "Addons.h"
#include "ImageManager.h"
#include "MusicManager.h"
#include "LevelPackManager.h"
#include "ThemeManager.h"
#include "GUIListBox.h"
#include "libs/tinyformat/tinyformat.h"
#include "libs/tinygettext/tinygettext.hpp"
extern "C" {
#include "libs/findlocale/findlocale.h"
}
#ifdef HARDWARE_ACCELERATION
#include <GL/gl.h>
#include <GL/glu.h>
//fix some Windows header bug
#ifndef GL_BGR
#define GL_BGR GL_BGR_EXT
#endif
#ifndef GL_BGRA
#define GL_BGRA GL_BGRA_EXT
#endif
#endif
using namespace std;
#ifdef WIN32
#include <windows.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 imagemanager.
//The ImageManager is used to prevent loading images multiple times.
ImageManager imageManager;
//Initialise the musicManager.
//The MusicManager is used to prevent loading music files multiple times and for playing/fading music.
MusicManager musicManager;
//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;
//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=0;
#ifdef HARDWARE_ACCELERATION
GLuint screenTexture;
#endif
SDL_Surface* loadImage(string file){
//We use the imageManager to load the file.
return imageManager.loadImage(file);
}
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_Surface* dest,Uint32 color){
//NOTE: We let SDL_gfx render it.
rectangleRGBA(dest,x,y,x+w,y+h,color >> 24,color >> 16,color >> 8,255);
}
//Draw a box with anti-aliased borders using SDL_gfx.
void drawGUIBox(int x,int y,int w,int h,SDL_Surface* dest,Uint32 color){
//Fill content's background color from function parameter
boxRGBA(dest,x+1,y+1,x+w-2,y+h-2,color >> 24,color >> 16,color >> 8,color >> 0);
//Draw first black borders around content and leave 1 pixel in every corner
lineRGBA(dest,x+1,y,x+w-2,y,0,0,0,255);
lineRGBA(dest,x+1,y+h-1,x+w-2,y+h-1,0,0,0,255);
lineRGBA(dest,x,y+1,x,y+h-2,0,0,0,255);
lineRGBA(dest,x+w-1,y+1,x+w-1,y+h-2,0,0,0,255);
//Fill the corners with transperent color to create anti-aliased borders
pixelRGBA(dest,x,y,0,0,0,160);
pixelRGBA(dest,x,y+h-1,0,0,0,160);
pixelRGBA(dest,x+w-1,y,0,0,0,160);
pixelRGBA(dest,x+w-1,y+h-1,0,0,0,160);
//Draw second lighter border around content
rectangleRGBA(dest,x+1,y+1,x+w-2,y+h-2,0,0,0,64);
//Create anti-aliasing in corners of second border
pixelRGBA(dest,x+1,y+1,0,0,0,50);
pixelRGBA(dest,x+1,y+h-2,0,0,0,50);
pixelRGBA(dest,x+w-2,y+1,0,0,0,50);
pixelRGBA(dest,x+w-2,y+h-2,0,0,0,50);
}
void drawLine(int x1,int y1,int x2,int y2,SDL_Surface* dest,Uint32 color){
//NOTE: We let SDL_gfx render it.
lineRGBA(dest,x1,y1,x2,y2,color >> 24,color >> 16,color >> 8,255);
}
void drawLineWithArrow(int x1,int y1,int x2,int y2,SDL_Surface* dest,Uint32 color,int spacing,int offset,int xsize,int ysize){
//Draw line first
drawLine(x1,y1,x2,y2,dest,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),dest,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),dest,color);
}
}
bool createScreen(){
//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;
//Check if we should use gl or software rendering.
if(settings->getBoolValue("gl")){
#ifdef HARDWARE_ACCELERATION
SDL_GL_SetAttribute(SDL_GL_RED_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_ALPHA_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE,16);
SDL_GL_SetAttribute(SDL_GL_BUFFER_SIZE,32);
SDL_GL_SetAttribute(SDL_GL_ACCUM_RED_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_ACCUM_GREEN_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_ACCUM_BLUE_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_ACCUM_ALPHA_SIZE,8);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS,0);
SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES,0);
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER,1);
//Set the video mode.
Uint32 flags=SDL_HWSURFACE | SDL_OPENGL;
if(settings->getBoolValue("fullscreen"))
flags|=SDL_FULLSCREEN;
if(SDL_SetVideoMode(SCREEN_WIDTH,SCREEN_HEIGHT,SCREEN_BPP,flags)==NULL){
fprintf(stderr,"FATAL ERROR: SDL_SetVideoMode failed\n");
return false;
}
//Delete the old screen.
//Warning: only if previous mode is OpenGL mode.
- //TODO: we should check it
+ //NOTE: The previous mode can't switch during runtime.
if(screen){
SDL_FreeSurface(screen);
screen=NULL;
}
//Create a screen
screen=SDL_CreateRGBSurface(SDL_HWSURFACE,SCREEN_WIDTH,SCREEN_HEIGHT,32,0x00FF0000,0x0000FF00,0x000000FF,0);
//Create a texture.
glGenTextures(1,&screenTexture);
//And set up gl correctly.
glClearColor(0, 0, 0, 0);
glClearDepth(1.0f);
glViewport(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(0, SCREEN_WIDTH, SCREEN_HEIGHT, 0, 1, -1);
glMatrixMode(GL_MODELVIEW);
glEnable(GL_TEXTURE_2D);
glLoadIdentity();
#else
//NOTE: Hardware accelerated rendering requested but compiled without.
cerr<<"FATAL ERROR: Unable to use hardware acceleration (compiled without)."<<endl;
return false;
#endif
}else{
Uint32 flags=SDL_HWSURFACE | SDL_DOUBLEBUF;
if(settings->getBoolValue("fullscreen"))
flags|=SDL_FULLSCREEN;
screen=SDL_SetVideoMode(SCREEN_WIDTH,SCREEN_HEIGHT,SCREEN_BPP,flags);
if(screen==NULL){
fprintf(stderr,"FATAL ERROR: SDL_SetVideoMode failed\n");
return false;
}
}
-
- //Delete the old temp surface
- if(tempSurface){
- SDL_FreeSurface(tempSurface);
- tempSurface=NULL;
- }
- //Create the temp surface, just a replica of the screen surface.
+ //Create the temp surface, just a replica of the screen surface, free the previous one if any.
+ if(tempSurface)
+ SDL_FreeSurface(tempSurface);
tempSurface=SDL_CreateRGBSurface(SDL_HWSURFACE|SDL_SRCALPHA,
screen->w,screen->h,screen->format->BitsPerPixel,
screen->format->Rmask,screen->format->Gmask,screen->format->Bmask,0);
//Set the the window caption.
- SDL_WM_SetCaption(("Me and my shadow "+version).c_str(),NULL);
+ SDL_WM_SetCaption(("Me and My Shadow "+version).c_str(),NULL);
SDL_EnableUNICODE(1);
//Nothing went wrong so return true.
return true;
}
bool init(){
//Initialze SDL.
if(SDL_Init(SDL_INIT_EVERYTHING)==-1) {
fprintf(stderr,"FATAL ERROR: SDL_Init failed\n");
return false;
}
//Initialze SDL_mixer (audio).
if(Mix_OpenAudio(22050,MIX_DEFAULT_FORMAT,2,512)==-1){
fprintf(stderr,"FATAL ERROR: Mix_OpenAudio failed\n");
return false;
}
//Set the volume.
Mix_Volume(-1,atoi(settings->getValue("sound").c_str()));
//Initialze SDL_ttf (fonts).
if(TTF_Init()==-1){
fprintf(stderr,"FATAL ERROR: TTF_Init failed\n");
return false;
}
//Create the screen.
if(!createScreen())
return false;
//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));
//Create the types of blocks.
for(int i=0;i<TYPE_MAX;i++){
Game::blockNameMap[Game::blockName[i]]=i;
}
//Nothing went wrong so we return true.
return true;
}
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{
return TTF_OpenFont((getDataPath()+"font/freesans.ttf").c_str(),size);
}
}
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(!fontText)
TTF_CloseFont(fontText);
/// TRANSLATORS: Font used in GUI:
/// - Use "knewave" for languages using Latin and Latin-derived alphabets
/// - "freesans" can be used for non-Latin writing systems
fontTitle=loadFont(_("knewave"),55);
fontGUI=loadFont(_("knewave"),32);
/// TRANSLATORS: Font used for normal text:
/// - Use "Blokletters-Viltstift" for languages using Latin and Latin-derived alphabets
/// - "freesans" can be used for non-Latin writing systems
fontText=loadFont(_("Blokletters-Viltstift"),16);
if(fontTitle==NULL || fontGUI==NULL || fontText==NULL){
printf("ERROR: Unable to load fonts! \n");
return false;
}
//Nothing went wrong so return true.
return true;
}
bool loadTheme(){
SDL_Surface *surface;
//Load the menu background.
surface=loadImage(getDataPath()+"gfx/menu/background.png");
if(surface==NULL){
printf("ERROR: Unable to load menu background.\n");
return false;
}
//Check if previous background exists and it's not cached by image manager
if(menuBackground!=NULL && menuBackground!=surface){
SDL_FreeSurface(menuBackground);
}
menuBackground=surface;
//Check if the menu background needs to be scaled.
if(menuBackground->w!=SCREEN_WIDTH || menuBackground->h!=SCREEN_HEIGHT){
menuBackground=zoomSurface(menuBackground,double(SCREEN_WIDTH)/double(menuBackground->w),double(SCREEN_HEIGHT)/double(menuBackground->h),0);
}
- //Load the default theme.
- //TODO: we shouldn't reload the theme if we just change the resolution
- if(objThemes.appendThemeFromFile(getDataPath()+"themes/Cloudscape/theme.mnmstheme")==NULL){
- printf("ERROR: Can't load default theme file\n");
- return false;
+ //Load the default theme, if it isn't loaded already.
+ if(objThemes.themeCount()==0){
+ if(objThemes.appendThemeFromFile(getDataPath()+"themes/Cloudscape/theme.mnmstheme")==NULL){
+ printf("ERROR: Can't load default theme file\n");
+ return false;
+ }
+ }else{
+ //Let the themes scale to the new resolution.
+ objThemes.scaleToScreen();
}
//Everything went fine so return true.
return true;
}
bool loadFiles(){
//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);
//Always load the default music list for fallback.
musicManager.loadMusicList((getDataPath()+"music/default.list"));
//Load the fonts.
if(!loadFonts())
return false;
//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";
LevelPack* customLevelsPack=new LevelPack;
customLevelsPack->levelpackName="Custom Levels";
//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 the theme, both menu and default.
if(!loadTheme())
return false;
//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(){
settings->save();
//Always return true?
return true;
}
Settings* getSettings(){
return settings;
}
MusicManager* getMusicManager(){
return &musicManager;
}
LevelPackManager* getLevelPackManager(){
return &levelPackManager;
}
void flipScreen(){
if(settings->getBoolValue("gl")){
#ifdef HARDWARE_ACCELERATION
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLoadIdentity();
//Create a texture from the screen surface.
glBindTexture(GL_TEXTURE_2D,screenTexture);
//Set the texture's stretching properties
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexImage2D(GL_TEXTURE_2D,0,screen->format->BytesPerPixel,screen->w,screen->h,0,GL_BGRA,GL_UNSIGNED_BYTE,screen->pixels);
glBegin(GL_QUADS);
glTexCoord2i(0,0); glVertex3f(0,0,0);
glTexCoord2i(1,0); glVertex3f(SCREEN_WIDTH,0,0);
glTexCoord2i(1,1); glVertex3f(SCREEN_WIDTH,SCREEN_HEIGHT,0);
glTexCoord2i(0,1); glVertex3f(0,SCREEN_HEIGHT,0);
glEnd();
SDL_GL_SwapBuffers();
#else
//NOTE: Trying to flip the screen using gl while compiled without.
cerr<<"FATAL ERROR: Unable to draw to screen using OpenGL (compiled without)."<<endl;
#endif
}else{
SDL_Flip(screen);
}
}
void clean(){
//We delete the settings.
if(settings){
delete settings;
settings=NULL;
}
//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;
}
//Destroy the imageManager.
imageManager.destroy();
//Destroy the musicManager.
musicManager.destroy();
//Destroy the levelPackManager.
levelPackManager.destroy();
levels=NULL;
//Close the fonts and quit SDL_ttf.
TTF_CloseFont(fontTitle);
TTF_CloseFont(fontGUI);
TTF_CloseFont(fontText);
TTF_Quit();
//Quit SDL.
SDL_Quit();
//And finally stop audio.
Mix_CloseAudio();
}
void setNextState(int newstate){
//Only change the state when we aren't already exiting.
if(nextState!=STATE_EXIT){
nextState=newstate;
}
}
void changeState(){
//Check if there's a nextState.
if(nextState!=STATE_NULL){
//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=new Game();
break;
case STATE_MENU:
currentState=new Menu();
break;
case STATE_LEVEL_SELECT:
currentState=new LevelPlaySelect();
break;
case STATE_LEVEL_EDIT_SELECT:
currentState=new LevelEditSelect();
break;
case STATE_LEVEL_EDITOR:
currentState=new LevelEditor();
break;
case STATE_OPTIONS:
currentState=new Options();
break;
case STATE_ADDONS:
currentState=new Addons();
break;
}
//NOTE: STATE_EXIT isn't mentioned, meaning that currentState is null.
//This way the game loop will break and the program will exit.
//Fade out.
int fade=255;
SDL_BlitSurface(screen,NULL,tempSurface,NULL);
while(fade>0){
fade-=17;
if(fade<0)
fade=0;
SDL_FillRect(screen,NULL,0);
SDL_SetAlpha(tempSurface, SDL_SRCALPHA, fade);
SDL_BlitSurface(tempSurface,NULL,screen,NULL);
flipScreen();
SDL_Delay(25);
}
}
}
void musicStoppedHook(){
//We just call the musicStopped method of the MusicManager.
musicManager.musicStopped();
}
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;
}
void setCamera(const SDL_Rect& r1,const SDL_Rect& r2){
//SetCamera only works in the Level editor.
if(stateID==STATE_LEVEL_EDITOR){
//Get the mouse coordinates.
int x,y;
SDL_GetMouseState(&x,&y);
//Make sure we avoid the toolbar.
SDL_Rect mouse={x,y,0,0};
//SDL_Rect toolbar={(SCREEN_WIDTH-460)/2,SCREEN_HEIGHT-50,460,50};
if(checkCollision(mouse,r1))
return;
if(checkCollision(mouse,r2))
return;
//Check if the mouse is near the left edge of the screen.
//Else check if the mouse is near the right edge.
if(x<50){
//We're near the left edge so move the camera.
camera.x-=5;
}else if(x>SCREEN_WIDTH-50){
//We're near the right edge so move the camera.
camera.x+=5;
}
//Check if the mouse is near the top edge of the screen.
//Else check if the mouse is near the bottom edge.
if(y<50){
//We're near the top edge so move the camera.
camera.y-=5;
}else if(y>SCREEN_HEIGHT-50){
//We're near the bottom edge so move the camera.
camera.y+=5;
}
}
}
bool 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 false;
}
//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 false;
}
//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 false;
}
//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 false;
}
//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 false;
}
//And set the setting.
tmpSettings[argv[i-1]]=argv[i];
}else if(argument=="-v" || argument=="-version" || argument=="--version"){
//Print the version.
printf("Version: '%s'\n\n",version.c_str());
}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 false;
}else{
//Any other argument is unknow so we return false.
printf("ERROR: Unknown argument %s\n\n",argument.c_str());
return false;
}
}
//If everything went well we can return true.
return true;
}
//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(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(string prompt,msgBoxButtons buttons,const string& title){
//Create the event handler.
msgBoxHandler objHandler;
//The GUI objects.
GUIObject* obj;
//We keep a pointer to the original GUIObjectRoot for later.
GUIObject* tmp=GUIObjectRoot;
//Create the GUIObjectRoot, the height and y location is temp.
//It depends on the content what it will be.
GUIObjectRoot=new GUIObject((SCREEN_WIDTH-600)/2,200,600,200,GUIObjectFrame,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;
//Integer used to center the sentence horizontally.
int x;
TTF_SizeText(fontText,lps,&x,NULL);
x=(600-x)/2;
//Add a GUIObjectLabel with the sentence.
GUIObjectRoot->childControls.push_back(new GUIObject(x,y,584,25,GUIObjectLabel,lps));
//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.
GUIObjectRoot->top=(SCREEN_HEIGHT-y)/2;
GUIObjectRoot->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.
{
//Calculate the x location (centered).
int x=302-count*50;
//Reduce y so that the buttons fit inside the frame.
y-=40;
//Loop to add the buttons.
for(int i=0;i<count;i++,x+=100){
obj=new GUIObject(x,y,96,36,GUIObjectButton,button[i].c_str(),value[i]);
obj->eventCallback=&objHandler;
GUIObjectRoot->childControls.push_back(obj);
}
}
//Now we dim the screen and keep the GUI rendering/updating.
SDL_FillRect(tempSurface,NULL,0);
SDL_SetAlpha(tempSurface,SDL_SRCALPHA,155);
SDL_BlitSurface(tempSurface,NULL,screen,NULL);
while(GUIObjectRoot){
while(SDL_PollEvent(&event)){
GUIObjectHandleEvents(true);
//Also check for the return, escape or backspace button.
//escape = KEYUP.
//backspace and return = KEYDOWN.
if(count==1 && ((event.type==SDL_KEYUP && event.key.keysym.sym==SDLK_ESCAPE) ||
(event.type==SDL_KEYDOWN && (event.key.keysym.sym==SDLK_RETURN || event.key.keysym.sym==SDLK_BACKSPACE)))){
delete GUIObjectRoot;
GUIObjectRoot=NULL;
}
}
//Render the gui.
if(GUIObjectRoot)
GUIObjectRoot->render();
flipScreen();
SDL_Delay(30);
}
//We're done so set the original GUIObjectRoot back.
GUIObjectRoot=tmp;
//And return the result.
return (msgBoxResult)objHandler.ret;
}
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){}
void GUIEventCallback_OnEvent(std::string name,GUIObject* obj,int eventType){
//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();
//Prompt the user with a Yes or No question.
/// TRANSLATORS: Filename is coming before this text
if(msgBox(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();
//The file can't be opened so tell the user.
msgBox(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();
//Unable to open file so tell the user.
msgBox(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(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;
//Pointer to the current GUIObjectRoot.
//We keep it so we can put it back after closing the fileDialog.
GUIObject* tmp=GUIObjectRoot;
//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.size()>0?60:20;
//Create the frame.
GUIObjectRoot=new GUIObject(100,100-base_y/2,600,400+base_y,GUIObjectFrame,title?title:(isSave?_("Save File"):_("Load File")));
//Create the search path list box if needed.
if(pathNames.size()>0){
GUIObjectRoot->childControls.push_back(new GUIObject(8,40,184,36,GUIObjectLabel,_("Search In")));
GUISingleLineListBox* obj1=new GUISingleLineListBox(160,40,432,36);
obj1->item=pathNames;
obj1->value=0;
obj1->name="lstSearchIn";
obj1->eventCallback=&objHandler;
GUIObjectRoot->childControls.push_back(obj1);
}
//Add the FileName label and textfield.
GUIObjectRoot->childControls.push_back(new GUIObject(8,20+base_y,184,36,GUIObjectLabel,_("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 GUIObject(160,20+base_y,432,36,GUIObjectTextBox,s.c_str());
GUIObjectRoot->childControls.push_back(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;
GUIObjectRoot->childControls.push_back(obj1);
objHandler.lstFile=obj1;
}
//Now create the OK and Cancel buttons.
obj=new GUIObject(200,360+base_y,192,36,GUIObjectButton,_("OK"));
obj->name="cmdOK";
obj->eventCallback=&objHandler;
GUIObjectRoot->childControls.push_back(obj);
obj=new GUIObject(400,360+base_y,192,36,GUIObjectButton,_("Cancel"));
obj->name="cmdCancel";
obj->eventCallback=&objHandler;
GUIObjectRoot->childControls.push_back(obj);
//Now we keep rendering and updating the GUI.
SDL_FillRect(tempSurface,NULL,0);
SDL_SetAlpha(tempSurface,SDL_SRCALPHA,155);
SDL_BlitSurface(tempSurface,NULL,screen,NULL);
while(GUIObjectRoot){
while(SDL_PollEvent(&event))
GUIObjectHandleEvents(true);
if(GUIObjectRoot)
GUIObjectRoot->render();
flipScreen();
SDL_Delay(30);
}
//The while loop ended meaning we can restore the previous GUI.
GUIObjectRoot=tmp;
//Now determine what the return value is (and if there is one).
if(objHandler.ret)
fileName=objHandler.fileName;
return objHandler.ret;
}
diff --git a/src/ThemeManager.cpp b/src/ThemeManager.cpp
index dfcacc7..109dce4 100644
--- a/src/ThemeManager.cpp
+++ b/src/ThemeManager.cpp
@@ -1,810 +1,797 @@
/****************************************************************************
** Copyright (C) 2011 Luka Horvat <redreaper132 at gmail.com>
** Copyright (C) 2011 Edward Lii <edward_iii at myway.com>
** Copyright (C) 2011 O. Bahri Gordebak <gordebak at gmail.com>
**
**
** This file may be used under the terms of the GNU General Public
** License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
**
****************************************************************************/
#include "ThemeManager.h"
#include "POASerializer.h"
#include "Functions.h"
#include "FileManager.h"
#include "Game.h"
#include <SDL/SDL_rotozoom.h>
#include <string.h>
#include <iostream>
using namespace std;
//The ThemeStack that is be used by the GameState.
ThemeStack objThemes;
bool ThemeManager::loadFile(const string& fileName){
POASerializer objSerializer;
TreeStorageNode objNode;
//First we destroy the current ThemeManager.
destroy();
//Now we try to load the file, if it fails we return false.
if(!objSerializer.loadNodeFromFile(fileName.c_str(),&objNode,true)){
cerr<<"ERROR: Unable to open theme file: "<<fileName<<endl;
return false;
}
//Set the themePath.
themePath=pathFromFileName(fileName);
//Retrieve the name of the theme from the file.
{
vector<string> &v=objNode.attributes["name"];
if(v.size()>0) themeName=v[0];
}
//Loop the subnodes of the theme.
for(unsigned int i=0;i<objNode.subNodes.size();i++){
TreeStorageNode *obj=objNode.subNodes[i];
//Check if it's a block or a background.
if(obj->name=="block" && obj->value.size()>0){
map<string,int>::iterator it=Game::blockNameMap.find(obj->value[0]);
if(it!=Game::blockNameMap.end()){
int idx=it->second;
if(!objBlocks[idx]) objBlocks[idx]=new ThemeBlock;
if(!objBlocks[idx]->loadFromNode(obj,themePath)){
cerr<<"ERROR: Unable to load "<<Game::blockName[idx]<<" for theme "<<fileName<<endl;
delete objBlocks[idx];
objBlocks[idx]=NULL;
return false;
}
}
}else if(obj->name=="background" && obj->value.size()>0){
if(!objBackground) objBackground=new ThemeBackground();
if(!objBackground->addPictureFromNode(obj,themePath)){
cerr<<"ERROR: Unable to load background for theme "<<fileName<<endl;
delete objBackground;
objBackground=NULL;
return false;
}
}else if(obj->name=="character" && obj->value.size()>0){
if(obj->value[0]=="Shadow"){
if(!shadow) shadow=new ThemeCharacter();
if(!shadow->loadFromNode(obj,themePath)){
cerr<<"ERROR: Unable to load shadow for theme "<<fileName<<endl;
delete shadow;
shadow=NULL;
return false;
}
}else if(obj->value[0]=="Player"){
if(!player) player=new ThemeCharacter();
if(!player->loadFromNode(obj,themePath)){
cerr<<"ERROR: Unable to load player for theme "<<fileName<<endl;
delete player;
player=NULL;
return false;
}
}
}
}
//Done and nothing went wrong so return true.
return true;
}
bool ThemeBlock::loadFromNode(TreeStorageNode* objNode, string themePath){
destroy();
//Loop the subNodes.
for(unsigned int i=0;i<objNode->subNodes.size();i++){
TreeStorageNode *obj=objNode->subNodes[i];
//Check if the subnode is an editorPicture or a blockState.
if(obj->name=="editorPicture"){
if(!editorPicture.loadFromNode(obj,themePath)) return false;
}else if(obj->name=="blockState" && obj->value.size()>0){
string& s=obj->value[0];
map<string,ThemeBlockState*>::iterator it=blockStates.find(s);
if(it==blockStates.end()) blockStates[s]=new ThemeBlockState;
if(!blockStates[s]->loadFromNode(obj,themePath)) return false;
}
}
//Done and nothing went wrong so return true.
return true;
}
bool ThemeBlockState::loadFromNode(TreeStorageNode* objNode, string themePath){
destroy();
//Retrieve the oneTimeAnimation attribute.
{
vector<string> &v=objNode->attributes["oneTimeAnimation"];
//Check if there are enough values for the oneTimeAnimation attribute.
if(v.size()>=2 && !v[0].empty()){
oneTimeAnimationLength=atoi(v[0].c_str());
nextState=v[1];
}
}
//Loop the subNodes.
for(unsigned int i=0;i<objNode->subNodes.size();i++){
TreeStorageNode *obj=objNode->subNodes[i];
if(obj->name=="object"){
ThemeObject *obj1=new ThemeObject();
if(!obj1->loadFromNode(obj,themePath)){
delete obj1;
return false;
}
themeObjects.push_back(obj1);
}
}
//Done and nothing went wrong so return true.
return true;
}
bool ThemeCharacter::loadFromNode(TreeStorageNode* objNode,string themePath){
destroy();
//Loop the subNodes.
for(unsigned int i=0;i<objNode->subNodes.size();i++){
TreeStorageNode *obj=objNode->subNodes[i];
//Check if the subnode is an characterState.
if(obj->name=="characterState" && obj->value.size()>0){
string& s=obj->value[0];
map<string,ThemeCharacterState*>::iterator it=characterStates.find(s);
if(it==characterStates.end()) characterStates[s]=new ThemeCharacterState;
if(!characterStates[s]->loadFromNode(obj,themePath)) return false;
}
}
//Done and nothing went wrong so return true.
return true;
}
bool ThemeCharacterState::loadFromNode(TreeStorageNode* objNode,string themePath){
destroy();
//Retrieve the oneTimeAnimation attribute.
{
vector<string> &v=objNode->attributes["oneTimeAnimation"];
//Check if there are enough values for the oneTimeAnimation attribute.
if(v.size()>=2 && !v[0].empty()){
oneTimeAnimationLength=atoi(v[0].c_str());
nextState=v[1];
}
}
//Loop the subNodes.
for(unsigned int i=0;i<objNode->subNodes.size();i++){
TreeStorageNode *obj=objNode->subNodes[i];
if(obj->name=="object"){
ThemeObject *obj1=new ThemeObject();
if(!obj1->loadFromNode(obj,themePath)){
delete obj1;
return false;
}
themeObjects.push_back(obj1);
}
}
//Done and nothing went wrong so return true.
return true;
}
bool ThemeObject::loadFromNode(TreeStorageNode* objNode,string themePath){
destroy();
//Retrieve the animation attribute.
{
vector<string> &v=objNode->attributes["animation"];
if(v.size()>=2){
animationLength=atoi(v[0].c_str());
animationLoopPoint=atoi(v[1].c_str());
}
}
//Retrieve the oneTimeAnimation attribute.
{
vector<string> &v=objNode->attributes["oneTimeAnimation"];
if(v.size()>=2){
animationLength=atoi(v[0].c_str());
animationLoopPoint=atoi(v[1].c_str())|0x80000000;
}
}
//Retrieve the invisibleAtRunTime attribute.
{
vector<string> &v=objNode->attributes["invisibleAtRunTime"];
if(v.size()>0 && !v[0].empty()){
invisibleAtRunTime=atoi(v[0].c_str())?true:false;
}
}
//Retrieve the invisibleAtDesignTime attribute.
{
vector<string> &v=objNode->attributes["invisibleAtDesignTime"];
if(v.size()>0 && !v[0].empty()){
invisibleAtDesignTime=atoi(v[0].c_str())?true:false;
}
}
//Loop the subnodes.
for(unsigned int i=0;i<objNode->subNodes.size();i++){
TreeStorageNode *obj=objNode->subNodes[i];
if(obj->name=="picture" || obj->name=="pictureAnimation"){
if(!picture.loadFromNode(obj,themePath)){
return false;
}
}else if(obj->name=="editorPicture"){
if(!editorPicture.loadFromNode(obj,themePath)){
return false;
}
}else if(obj->name=="optionalPicture" && obj->value.size()>=6){
ThemePicture *objPic=new ThemePicture();
double f=atof(obj->value[5].c_str());
if(!objPic->loadFromNode(obj,themePath)){
delete objPic;
return false;
}
optionalPicture.push_back(pair<double,ThemePicture*>(f,objPic));
}else if(obj->name=="offset" || obj->name=="offsetAnimation"){
if(!offset.loadFromNode(obj)) return false;
}
}
//Done and nothing went wrong so return true.
return true;
}
bool ThemePicture::loadFromNode(TreeStorageNode* objNode,string themePath){
destroy();
//Check if the node has enough values.
if(objNode->value.size()>0){
//Load teh picture.
picture=loadImage(themePath+objNode->value[0]);
if(picture==NULL) return false;
//Check if it's an animation.
if(objNode->name=="pictureAnimation"){
if(!offset.loadFromNode(objNode)) return false;
return true;
}else if(objNode->value.size()>=5){
typeOffsetPoint r={atoi(objNode->value[1].c_str()),
atoi(objNode->value[2].c_str()),
atoi(objNode->value[3].c_str()),
atoi(objNode->value[4].c_str()),0,0};
offset.offsetData.push_back(r);
offset.length=0;
return true;
}
}
//Done and nothing went wrong so return true.
return false;
}
bool ThemeOffsetData::loadFromNode(TreeStorageNode* objNode){
destroy();
//Check what kind of offset it is.
if(objNode->name=="pictureAnimation"){
for(unsigned int i=0;i<objNode->subNodes.size();i++){
TreeStorageNode* obj=objNode->subNodes[i];
if(obj->name=="point" && obj->value.size()>=4){
typeOffsetPoint r={atoi(obj->value[0].c_str()),
atoi(obj->value[1].c_str()),
atoi(obj->value[2].c_str()),
atoi(obj->value[3].c_str()),1,1};
if(obj->value.size()>=5) r.frameCount=atoi(obj->value[4].c_str());
if(obj->value.size()>=6) r.frameDisplayTime=atoi(obj->value[5].c_str());
offsetData.push_back(r);
length+=r.frameCount*r.frameDisplayTime;
}
}
return true;
}else if(objNode->name=="offsetAnimation"){
for(unsigned int i=0;i<objNode->subNodes.size();i++){
TreeStorageNode* obj=objNode->subNodes[i];
if(obj->name=="point" && obj->value.size()>=2){
typeOffsetPoint r={atoi(obj->value[0].c_str()),
atoi(obj->value[1].c_str()),0,0,1,1};
if(obj->value.size()>=3) r.frameCount=atoi(obj->value[2].c_str());
if(obj->value.size()>=4) r.frameDisplayTime=atoi(obj->value[3].c_str());
offsetData.push_back(r);
length+=r.frameCount*r.frameDisplayTime;
}
}
return true;
}else if(objNode->name=="offset" && objNode->value.size()>=2){
typeOffsetPoint r={atoi(objNode->value[0].c_str()),
atoi(objNode->value[1].c_str()),0,0,0,0};
offsetData.push_back(r);
length=0;
return true;
}
//Done and nothing went wrong so return true.
return false;
}
void ThemeObjectInstance::draw(SDL_Surface *dest,int x,int y,SDL_Rect *clipRect){
//Get the picture.
SDL_Surface *src=picture->picture;
if(src==NULL) return;
int ex=0,ey=0,xx=0,yy=0,ww=0,hh=0;
int animationNew=animation&0x7FFFFFFF;
{
vector<typeOffsetPoint> &v=picture->offset.offsetData;
if(picture->offset.length==0 || animationNew<v[0].frameDisplayTime){
xx=v[0].x;
yy=v[0].y;
ww=v[0].w;
hh=v[0].h;
}else if(animationNew>=picture->offset.length){
int i=v.size()-1;
xx=v[i].x;
yy=v[i].y;
ww=v[i].w;
hh=v[i].h;
}else{
int t=animationNew-v[0].frameDisplayTime;
for(unsigned int i=1;i<v.size();i++){
int tt=t/v[i].frameDisplayTime;
if(tt>=0 && tt<v[i].frameCount){
xx=(int)((float)v[i-1].x+(float)(v[i].x-v[i-1].x)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
yy=(int)((float)v[i-1].y+(float)(v[i].y-v[i-1].y)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
ww=(int)((float)v[i-1].w+(float)(v[i].w-v[i-1].w)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
hh=(int)((float)v[i-1].h+(float)(v[i].h-v[i-1].h)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
break;
}else{
t-=v[i].frameCount*v[i].frameDisplayTime;
}
}
}
}
//Get the offset.
{
vector<typeOffsetPoint> &v=parent->offset.offsetData;
if(v.empty()){
ex=0;
ey=0;
}else if(parent->offset.length==0 || animationNew<v[0].frameDisplayTime){
ex=v[0].x;
ey=v[0].y;
}else if(animationNew>=parent->offset.length){
int i=v.size()-1;
ex=v[i].x;
ey=v[i].y;
}else{
int t=animationNew-v[0].frameDisplayTime;
for(unsigned int i=1;i<v.size();i++){
int tt=t/v[i].frameDisplayTime;
if(tt>=0 && tt<v[i].frameCount){
ex=(int)((float)v[i-1].x+(float)(v[i].x-v[i-1].x)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
ey=(int)((float)v[i-1].y+(float)(v[i].y-v[i-1].y)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
break;
}else{
t-=v[i].frameCount*v[i].frameDisplayTime;
}
}
}
}
//And finally draw the ThemeObjectInstance.
if(clipRect){
int d;
d=clipRect->x-ex;
if(d>0){
ex+=d;
xx+=d;
ww-=d;
}
d=clipRect->y-ey;
if(d>0){
ey+=d;
yy+=d;
hh-=d;
}
if(ww>clipRect->w) ww=clipRect->w;
if(hh>clipRect->h) hh=clipRect->h;
}
if(ww>0&&hh>0){
SDL_Rect r1={xx,yy,ww,hh};
SDL_Rect r2={x+ex,y+ey,0,0};
SDL_BlitSurface(src,&r1,dest,&r2);
}
}
void ThemeObjectInstance::updateAnimation(){
//First get the animation length.
int m;
m=parent->animationLength;
//If it's higher than 0 then we have an animation.
if(m>0 && animation>=0){
//Increase the animation frame.
animation++;
//Check if the animation is beyond the length, if so set it to the looppoint.
if(animation>=m)
animation=parent->animationLoopPoint;
}
}
void ThemeBlockInstance::updateAnimation(){
//Make sure the currentState isn't null.
if(currentState!=NULL){
//Call the updateAnimation method of the currentState.
currentState->updateAnimation();
//Get the length of the animation.
int m=currentState->parent->oneTimeAnimationLength;
//If it's higher than 0 then we have an animation.
//Also check if it's past the lenght, meaning done.
if(m>0 && currentState->animation>=m){
//Now we can change the state to the nextState.
changeState(currentState->parent->nextState);
}
}
}
void ThemeCharacterInstance::updateAnimation(){
//Make sure the currentState isn't null.
if(currentState!=NULL){
//Call the updateAnimation method of the currentState.
currentState->updateAnimation();
//Get the length of the animation.
int m=currentState->parent->oneTimeAnimationLength;
//If it's higher than 0 then we have an animation.
//Also check if it's past the lenght, meaning done.
if(m>0 && currentState->animation>=m){
//Now we can change the state to the nextState.
changeState(currentState->parent->nextState);
}
}
}
void ThemeBlock::createInstance(ThemeBlockInstance* obj){
//Make sure the given ThemeBlockInstance is ready.
obj->blockStates.clear();
obj->currentState=NULL;
//Loop through the blockstates.
for(map<string,ThemeBlockState*>::iterator it=blockStates.begin();it!=blockStates.end();it++){
//Get the themeBlockStateInstance of the given ThemeBlockInstance.
ThemeBlockStateInstance &obj1=obj->blockStates[it->first];
//Set the parent of the state instance.
obj1.parent=it->second;
//Get the vector with themeObjects.
vector<ThemeObject*> &v=it->second->themeObjects;
//Loop through them.
for(unsigned int i=0;i<v.size();i++){
//Create an instance for every one.
ThemeObjectInstance p;
//Set the parent.
p.parent=v[i];
//Choose the picture.
if(stateID==STATE_LEVEL_EDITOR){
if(p.parent->invisibleAtDesignTime)
continue;
if(p.parent->editorPicture.picture!=NULL)
p.picture=&p.parent->editorPicture;
}else{
if(p.parent->invisibleAtRunTime)
continue;
}
//Get the number of optional Pictures.
int m=p.parent->optionalPicture.size();
//If p.picture is null, not an editor picture, and there are optional pictures then give one random.
if(p.picture==NULL && m>0){
double f=0.0,f1=1.0/256.0;
for(int j=0;j<8;j++){
f+=f1*(double)(rand()&0xff);
f1*=(1.0/256.0);
}
for(int j=0;j<m;j++){
f-=p.parent->optionalPicture[j].first;
if(f<0.0){
p.picture=p.parent->optionalPicture[j].second;
break;
}
}
}
//If random turned out to give nothing then give the non optional picture.
if(p.picture==NULL && p.parent->picture.picture!=NULL)
p.picture=&p.parent->picture;
//If the picture isn't null then can we give it to the ThemeBlockStateInstance.
if(p.picture!=NULL)
obj1.objects.push_back(p);
}
}
//Change the state to the default one.
//FIXME: Is that needed?
obj->changeState("default");
}
void ThemeCharacter::createInstance(ThemeCharacterInstance* obj){
//Make sure the given ThemeCharacterInstance is ready.
obj->characterStates.clear();
obj->currentState=NULL;
//Loop through the characterstates.
for(map<string,ThemeCharacterState*>::iterator it=characterStates.begin();it!=characterStates.end();it++){
//Get the themeCharacterStateInstance of the given ThemeCharacterInstance.
ThemeCharacterStateInstance &obj1=obj->characterStates[it->first];
//Set the parent of the state instance.
obj1.parent=it->second;
//Get the vector with themeObjects.
vector<ThemeObject*> &v=it->second->themeObjects;
//Loop through them.
for(unsigned int i=0;i<v.size();i++){
//Create an instance for every one.
ThemeObjectInstance p;
//Set the parent.
p.parent=v[i];
//Make sure it isn't invisible at runtime.
if(p.parent->invisibleAtRunTime)
continue;
//Get the number of optional Pictures.
int m=p.parent->optionalPicture.size();
//If p.picture is null, not an editor picture, and there are optional pictures then give one random.
if(p.picture==NULL && m>0){
double f=0.0,f1=1.0/256.0;
for(int j=0;j<8;j++){
f+=f1*(double)(rand()&0xff);
f1*=(1.0/256.0);
}
for(int j=0;j<m;j++){
f-=p.parent->optionalPicture[j].first;
if(f<0.0){
p.picture=p.parent->optionalPicture[j].second;
break;
}
}
}
//If random turned out to give nothing then give the non optional picture.
if(p.picture==NULL && p.parent->picture.picture!=NULL)
p.picture=&p.parent->picture;
//If the picture isn't null then can we give it to the ThemeCharacterStateInstance.
if(p.picture!=NULL)
obj1.objects.push_back(p);
}
}
//Set it to the standing right state.
obj->changeState("standright");
}
void ThemePicture::draw(SDL_Surface *dest,int x,int y,int animation,SDL_Rect *clipRect){
//Get the Picture.
if(picture==NULL) return;
int ex=0,ey=0,xx,yy,ww,hh;
{
vector<typeOffsetPoint> &v=offset.offsetData;
if(offset.length==0 || animation<v[0].frameDisplayTime){
xx=v[0].x;
yy=v[0].y;
ww=v[0].w;
hh=v[0].h;
}else if(animation>=offset.length){
int i=v.size()-1;
xx=v[i].x;
yy=v[i].y;
ww=v[i].w;
hh=v[i].h;
}else{
int t=animation-v[0].frameDisplayTime;
for(unsigned int i=1;i<v.size();i++){
int tt=t/v[i].frameDisplayTime;
if(tt>=0 && tt<v[i].frameCount){
xx=(int)((float)v[i-1].x+(float)(v[i].x-v[i-1].x)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
yy=(int)((float)v[i-1].y+(float)(v[i].y-v[i-1].y)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
ww=(int)((float)v[i-1].w+(float)(v[i].w-v[i-1].w)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
hh=(int)((float)v[i-1].h+(float)(v[i].h-v[i-1].h)*(float)(tt+1)/(float)v[i].frameCount+0.5f);
break;
}else{
t-=v[i].frameCount*v[i].frameDisplayTime;
}
}
}
}
//Draw the Picture.
if(clipRect){
int d;
d=clipRect->x-ex;
if(d>0){
ex+=d;
xx+=d;
ww-=d;
}
d=clipRect->y-ey;
if(d>0){
ey+=d;
yy+=d;
hh-=d;
}
if(ww>clipRect->w) ww=clipRect->w;
if(hh>clipRect->h) hh=clipRect->h;
}
if(ww>0&&hh>0){
SDL_Rect r1={xx,yy,ww,hh};
SDL_Rect r2={x+ex,y+ey,0,0};
SDL_BlitSurface(picture,&r1,dest,&r2);
}
}
void ThemeBackgroundPicture::draw(SDL_Surface *dest){
//Check if the picture is visible.
if(!(picture&&srcSize.w>0&&srcSize.h>0&&destSize.w>0&&destSize.h>0))
return;
//Calculate the draw area.
int sx=(int)((float)destSize.x+currentX-cameraX*(float)camera.x+0.5f);
int sy=(int)((float)destSize.y+currentY-cameraY*(float)camera.y+0.5f);
int ex,ey;
//Include repeating.
if(repeatX){
sx%=destSize.w;
if(sx>0) sx-=destSize.w;
ex=SCREEN_WIDTH;
}else{
if(sx<=-(int)destSize.w || sx>=SCREEN_WIDTH) return;
ex=sx+1;
}
if(repeatY){
sy%=destSize.h;
if(sy>0) sy-=destSize.h;
ey=SCREEN_HEIGHT;
}else{
if(sy<=-(int)destSize.h || sy>=SCREEN_HEIGHT) return;
ey=sy+1;
}
//And finally draw the ThemeBackgroundPicture.
for(int x=sx;x<ex;x+=destSize.w){
for(int y=sy;y<ey;y+=destSize.h){
SDL_Rect r={x,y,0,0};
SDL_BlitSurface(picture,&srcSize,dest,&r);
}
}
}
bool ThemeBackgroundPicture::loadFromNode(TreeStorageNode* objNode,string themePath){
//Load the picture.
picture=loadImage(themePath+objNode->value[0]);
+ //Store pointer to the cached picture.
+ cachedPicture=picture;
if(picture==NULL) return false;
//Retrieve the source size.
{
vector<string> &v=objNode->attributes["srcSize"];
if(v.size()>=4){
srcSize.x=atoi(v[0].c_str());
srcSize.y=atoi(v[1].c_str());
srcSize.w=atoi(v[2].c_str());
srcSize.h=atoi(v[3].c_str());
}else{
srcSize.x=0;
srcSize.y=0;
srcSize.w=picture->w;
srcSize.h=picture->h;
}
+
+ //Cache the sourcesize.
+ cachedSrcSize=srcSize;
}
//Retrieve the destination size.
{
vector<string> &v=objNode->attributes["destSize"];
if(v.size()>=4){
destSize.x=atoi(v[0].c_str());
destSize.y=atoi(v[1].c_str());
destSize.w=atoi(v[2].c_str());
destSize.h=atoi(v[3].c_str());
}else{
destSize.x=0;
destSize.y=0;
destSize.w=100;
destSize.h=100;
}
+
+ //Cache the destsize.
+ cachedDestSize=destSize;
}
//Retrieve if we should scale to screen.
{
- //Calculate the x and y factors.
- double xFactor=double(SCREEN_WIDTH)/double(100);
- double yFactor=double(SCREEN_HEIGHT)/double(100);
-
//Get scaleToScreen.
vector<string> &v=objNode->attributes["scaleToScreen"];
//Boolean if the image should be scaled, default is true.
- bool scale=true;
+ scale=true;
if(v.size()>=1){
scale=atoi(v[0].c_str());
}
- if(scale){
- //The default scaling method is chosen (destSize in precentages).
- destSize.x*=xFactor;
- destSize.w*=xFactor;
-
- destSize.y*=yFactor;
- destSize.h*=yFactor;
-
- //Now update the image.
- xFactor=(double(destSize.w)/double(srcSize.w));
- yFactor=(double(destSize.h)/double(srcSize.h));
- if(xFactor!=1 || yFactor!=1){
- picture=zoomSurface(picture,xFactor,yFactor,0);
- //Also update the source size.
- srcSize.x*=xFactor;
- srcSize.y*=yFactor;
- srcSize.w*=xFactor;
- srcSize.h*=yFactor;
- }
- }
+ //Now scaleToScreen.
+ //NOTE: We don't check if scaleToScreen is true or false since that is done in scaleToScreen();
+ scaleToScreen();
}
//Retrieve if it should be repeated.
{
vector<string> &v=objNode->attributes["repeat"];
if(v.size()>=2){
repeatX=atoi(v[0].c_str())?true:false;
repeatY=atoi(v[1].c_str())?true:false;
}else{
repeatX=true;
repeatY=true;
}
}
//Retrieve the speed.
{
vector<string> &v=objNode->attributes["speed"];
if(v.size()>=2){
speedX=atof(v[0].c_str());
speedY=atof(v[1].c_str());
}else{
speedX=0.0f;
speedY=0.0f;
}
}
//Retrieve the camera speed.
{
vector<string> &v=objNode->attributes["cameraSpeed"];
if(v.size()>=2){
cameraX=atof(v[0].c_str());
cameraY=atof(v[1].c_str());
}else{
cameraX=0.0f;
cameraY=0.0f;
}
}
//Done and nothing went wrong so return true.
return true;
}
diff --git a/src/ThemeManager.h b/src/ThemeManager.h
index 8ebf202..0cea26f 100644
--- a/src/ThemeManager.h
+++ b/src/ThemeManager.h
@@ -1,1066 +1,1142 @@
/****************************************************************************
** Copyright (C) 2011 Luka Horvat <redreaper132 at gmail.com>
** Copyright (C) 2011 Edward Lii <edward_iii at myway.com>
** Copyright (C) 2011 O. Bahri Gordebak <gordebak at gmail.com>
**
**
** This file may be used under the terms of the GNU General Public
** License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
**
****************************************************************************/
#ifndef THEMEMANAGER_H
#define THEMEMANAGER_H
#include "Globals.h"
#include "TreeStorageNode.h"
+#include <SDL/SDL_rotozoom.h>
#include <string.h>
#include <math.h>
#include <string>
#include <vector>
#include <utility>
#include <iostream>
using namespace std;
//Structure containing offset data for one frame.
struct typeOffsetPoint{
//The location (x,y) and size (w,h).
int x,y,w,h;
//The frame to which this offset applies.
int frameCount;
//The number of frames this offset is shown.
int frameDisplayTime;
};
//We already need the classes so declare them here.
class ThemeOffsetData;
class ThemePicture;
class ThemeObject;
class ThemeBlockState;
class ThemeBlock;
class ThemeCharacterState;
class ThemeCharacter;
//Instance class of a ThemeObject, this is used by the other Instance classes.
class ThemeObjectInstance{
public:
//Pointer to the picture.
ThemePicture* picture;
//Pointer to the parent the object an instance os is.
ThemeObject* parent;
//Integer containing the current animation frame.
int animation;
//Integer containing the saved animation frame.
int savedAnimation;
public:
//Constructor.
ThemeObjectInstance():picture(NULL),parent(NULL),animation(0),savedAnimation(0){}
//Method used to draw the ThemeObject.
//dest: The destination surface to draw the ThemeObject on.
//x: The x location on the dest surface.
//y: The y location on the dest surface.
//clipRect: Rectangle used to clip.
void draw(SDL_Surface* dest,int x,int y,SDL_Rect* clipRect=NULL);
//Method that will update the animation.
void updateAnimation();
//Method that will reset the animation.
//save: Boolean if the saved animation should be deleted.
void resetAnimation(bool save){
animation=0;
if(save){
savedAnimation=0;
}
}
//Method that will save the animation.
void saveAnimation(){
savedAnimation=animation;
}
//Method that will load a saved animation.
void loadAnimation(){
animation=savedAnimation;
}
};
//Instance class of a ThemeBlockState, this is used by the ThemeBlockInstance.
class ThemeBlockStateInstance{
public:
//Pointer to the parent the state an instance of is.
ThemeBlockState *parent;
//Vector containing the ThemeObjectInstances.
vector<ThemeObjectInstance> objects;
//Integer containing the current animation frame.
int animation;
//Integer containing the saved animation frame.
int savedAnimation;
public:
//Constructor.
ThemeBlockStateInstance():parent(NULL),animation(0){}
//Method used to draw the ThemeBlockState.
//dest: The destination surface to draw the ThemeBlockState on.
//x: The x location on the dest surface.
//y: The y location on the dest surface.
//clipRect: Rectangle used to clip.
void draw(SDL_Surface *dest,int x,int y,SDL_Rect *clipRect=NULL){
for(unsigned int i=0;i<objects.size();i++){
objects[i].draw(dest,x,y,clipRect);
}
}
//Method that will update the animation.
void updateAnimation(){
for(unsigned int i=0;i<objects.size();i++){
objects[i].updateAnimation();
}
animation++;
}
//Method that will reset the animation.
//save: Boolean if the saved state should be deleted.
void resetAnimation(bool save){
for(unsigned int i=0;i<objects.size();i++){
objects[i].resetAnimation(save);
}
animation=0;
if(save){
savedAnimation=0;
}
}
//Method that will save the animation.
void saveAnimation(){
for(unsigned int i=0;i<objects.size();i++){
objects[i].saveAnimation();
}
savedAnimation=animation;
}
//Method that will load a saved animation.
void loadAnimation(){
for(unsigned int i=0;i<objects.size();i++){
objects[i].loadAnimation();
}
animation=savedAnimation;
}
};
//Instance of a ThemeBlock, this is used by blocks in the game to prevent changing the theme in game.
//It also allows animation to run independently.
class ThemeBlockInstance{
public:
//Pointer to the current state.
ThemeBlockStateInstance* currentState;
//The name of the current state.
string currentStateName;
//Map containing the blockStates.
map<string,ThemeBlockStateInstance> blockStates;
//String containing the name of the saved state.
string savedStateName;
public:
//Constructor.
ThemeBlockInstance():currentState(NULL){}
//Method used to draw the ThemeBlock.
//dest: The destination surface to draw the ThemeBlock on.
//x: The x location on the dest surface.
//y: The y location on the dest surface.
//clipRect: Rectangle used to clip.
//Returns: True if it succeeds.
bool draw(SDL_Surface *dest,int x,int y,SDL_Rect *clipRect=NULL){
if(currentState!=NULL){
currentState->draw(dest,x,y,clipRect);
return true;
}
return false;
}
//Method that will draw a specific state.
//s: The name of the state to draw.
//dest: The destination surface to draw the ThemeBlock on.
//x: The x location on the dest surface.
//y: The y location on the dest surface.
//clipRect: Rectangle used to clip.
//Returns: True if it succeeds.
bool drawState(const string& s,SDL_Surface *dest,int x,int y,SDL_Rect *clipRect=NULL){
map<string,ThemeBlockStateInstance>::iterator it=blockStates.find(s);
if(it!=blockStates.end()){
it->second.draw(dest,x,y,clipRect);
return true;
}
return false;
}
//Method that will change the current state.
//s: The name of the state to change to.
//reset: Boolean if the animation should reset.
//Returns: True if it succeeds (exists).
bool changeState(const string& s,bool reset=true){
//Get the new state.
map<string,ThemeBlockStateInstance>::iterator it=blockStates.find(s);
//Check if it exists.
if(it!=blockStates.end()){
//Set the state.
currentState=&(it->second);
currentStateName=it->first;
//FIXME: Is it needed to set the savedStateName here?
if(savedStateName.empty())
savedStateName=currentStateName;
//If reset then reset the animation.
if(reset)
currentState->resetAnimation(true);
return true;
}
//It doesn't so return false.
return false;
}
//Method that will update the animation.
void updateAnimation();
//Method that will reset the animation.
//save: Boolean if the saved state should be deleted.
void resetAnimation(bool save){
for(map<string,ThemeBlockStateInstance>::iterator it=blockStates.begin();it!=blockStates.end();it++){
it->second.resetAnimation(save);
}
if(save){
savedStateName.clear();
}
}
//Method that will save the animation.
void saveAnimation(){
for(map<string,ThemeBlockStateInstance>::iterator it=blockStates.begin();it!=blockStates.end();it++){
it->second.saveAnimation();
}
savedStateName=currentStateName;
}
//Method that will restore a saved animation.
void loadAnimation(){
for(map<string,ThemeBlockStateInstance>::iterator it=blockStates.begin();it!=blockStates.end();it++){
it->second.loadAnimation();
}
changeState(savedStateName,false);
}
};
//Instance class of a ThemeCharacterState, this is used by the ThemeCharacterInstance.
class ThemeCharacterStateInstance{
public:
//Pointer to the parent the state an instance of is.
ThemeCharacterState* parent;
//Vector containing the ThemeObjectInstances.
vector<ThemeObjectInstance> objects;
//Integer containing the current animation frame.
int animation;
//Integer containing the saved animation frame.
int savedAnimation;
public:
//Constructor.
ThemeCharacterStateInstance():parent(NULL),animation(0){}
//Method used to draw the ThemeCharacterState.
//dest: The destination surface to draw the ThemeCharacterState on.
//x: The x location on the dest surface.
//y: The y location on the dest surface.
//clipRect: Rectangle used to clip.
void draw(SDL_Surface *dest,int x,int y,SDL_Rect *clipRect=NULL){
for(unsigned int i=0;i<objects.size();i++){
objects[i].draw(dest,x,y,clipRect);
}
}
//Method that will update the animation.
void updateAnimation(){
for(unsigned int i=0;i<objects.size();i++){
objects[i].updateAnimation();
}
animation++;
}
//Method that will reset the animation.
//save: Boolean if the saved state should be deleted.
void resetAnimation(bool save){
for(unsigned int i=0;i<objects.size();i++){
objects[i].resetAnimation(save);
}
animation=0;
if(save)
savedAnimation=0;
}
//Method that will save the animation.
void saveAnimation(){
for(unsigned int i=0;i<objects.size();i++){
objects[i].saveAnimation();
}
savedAnimation=animation;
}
//Method that will load a saved animation.
void loadAnimation(){
for(unsigned int i=0;i<objects.size();i++){
objects[i].loadAnimation();
}
animation=savedAnimation;
}
};
//Instance of a ThemeCharacter.
class ThemeCharacterInstance{
public:
//Pointer to the current state.
ThemeCharacterStateInstance* currentState;
//The name of the current state.
string currentStateName;
//Map containing the ThemeCharacterStates.
map<string,ThemeCharacterStateInstance> characterStates;
//String containing the name of the saved state.
string savedStateName;
public:
//Constructor.
ThemeCharacterInstance():currentState(NULL){}
//Method used to draw the ThemeCharacter.
//dest: The destination surface to draw the ThemeCharacter on.
//x: The x location on the dest surface.
//y: The y location on the dest surface.
//clipRect: Rectangle used to clip.
//Returns: True if it succeeds.
bool draw(SDL_Surface *dest,int x,int y,SDL_Rect *clipRect=NULL){
if(currentState!=NULL){
currentState->draw(dest,x,y,clipRect);
return true;
}
return false;
}
//Method that will draw a specific state.
//s: The name of the state to draw.
//dest: The destination surface to draw the ThemeCharacter on.
//x: The x location on the dest surface.
//y: The y location on the dest surface.
//clipRect: Rectangle used to clip.
//Returns: True if it succeeds.
bool drawState(const string& s,SDL_Surface *dest,int x,int y,SDL_Rect *clipRect=NULL){
map<string,ThemeCharacterStateInstance>::iterator it=characterStates.find(s);
if(it!=characterStates.end()){
it->second.draw(dest,x,y,clipRect);
return true;
}
return false;
}
//Method that will change the current state.
//s: The name of the state to change to.
//reset: Boolean if the animation should reset.
//Returns: True if it succeeds (exists).
bool changeState(const string& s,bool reset=true){
//Get the new state.
map<string,ThemeCharacterStateInstance>::iterator it=characterStates.find(s);
//Check if it exists.
if(it!=characterStates.end()){
//Set the state.
currentState=&(it->second);
currentStateName=it->first;
//FIXME: Is it needed to set the savedStateName here?
if(savedStateName.empty())
savedStateName=currentStateName;
//If reset then reset the animation.
if(reset)
currentState->resetAnimation(true);
return true;
}
//It doesn't so return false.
return false;
}
//Method that will update the animation.
void updateAnimation();
//Method that will reset the animation.
//save: Boolean if the saved state should be deleted.
void resetAnimation(bool save){
for(map<string,ThemeCharacterStateInstance>::iterator it=characterStates.begin();it!=characterStates.end();it++){
it->second.resetAnimation(save);
}
if(save)
savedStateName.clear();
}
//Method that will save the animation.
void saveAnimation(){
for(map<string,ThemeCharacterStateInstance>::iterator it=characterStates.begin();it!=characterStates.end();it++){
it->second.saveAnimation();
}
savedStateName=currentStateName;
}
//Method that will restore a saved animation.
void loadAnimation(){
for(map<string,ThemeCharacterStateInstance>::iterator it=characterStates.begin();it!=characterStates.end();it++){
it->second.loadAnimation();
}
changeState(savedStateName,false);
}
};
//Class containing the offset data.
class ThemeOffsetData{
public:
//Vector containing the offsetDatas.
vector<typeOffsetPoint> offsetData;
//The length of the "animation" in frames.
int length;
public:
//Constructor.
ThemeOffsetData():length(0){}
//Destructor.
~ThemeOffsetData(){}
//Method used to destroy the offsetData.
void destroy(){
//Set length to zero.
length=0;
//And clear the offsetData vector.
offsetData.clear();
}
//Method that will load the offsetData from a node.
//objNode: Pointer to the TreeStorageNode to read the data from.
//Returns: True if it succeeds without errors.
bool loadFromNode(TreeStorageNode* objNode);
};
//This is the lowest level of the theme system.
//It's a picture with offset data.
class ThemePicture{
public:
//The SDL_Surface containing the picture.
SDL_Surface* picture;
//Offset data for the picture.
ThemeOffsetData offset;
public:
//Constructor.
ThemePicture():picture(NULL){}
//Destructor.
~ThemePicture(){}
//Method used to destroy the picture.
void destroy(){
//FIXME: Shouldn't the image be freed? (ImageManager)
picture=NULL;
//Destroy the offset data.
offset.destroy();
}
bool loadFromNode(TreeStorageNode* objNode, string themePath);
//Method that will draw the ThemePicture.
//dest: The destination surface.
//x: The x location on the dest to draw the picture.
//y: The y location on the dest to draw the picture.
//animation: The frame of the animation to draw.
//clipRect: Rectangle to clip the picture.
void draw(SDL_Surface* dest,int x,int y,int animation=0,SDL_Rect* clipRect=NULL);
};
//The ThemeObject class is used to contain a basic theme element.
//Contains the picture, animation information, etc...
class ThemeObject{
public:
//Integer containing the length of the animation.
int animationLength;
//Integer containing the frame from where the animation is going to loop.
int animationLoopPoint;
//Boolean if the animation is invisible at run time (Game state).
bool invisibleAtRunTime;
//Boolean if the animation is invisible at design time (Level editor).
bool invisibleAtDesignTime;
//Picture of the ThemeObject.
ThemePicture picture;
//Picture of the ThemeObject shown when in the level editor.
ThemePicture editorPicture;
//Vector containing optionalPicture for the ThemeObject.
vector<pair<double,ThemePicture*> > optionalPicture;
//ThemeOffsetData for the ThemeObject.
ThemeOffsetData offset;
public:
//Constructor.
ThemeObject():animationLength(0),animationLoopPoint(0),invisibleAtRunTime(false),invisibleAtDesignTime(false){}
//Destructor.
~ThemeObject(){
//Loop through the optionalPicture and delete them.
for(unsigned int i=0;i<optionalPicture.size();i++){
delete optionalPicture[i].second;
}
}
//Method that will destroy the ThemeObject.
void destroy(){
//Loop through the optionalPicture and delete them.
for(unsigned int i=0;i<optionalPicture.size();i++){
delete optionalPicture[i].second;
}
optionalPicture.clear();
animationLength=0;
animationLoopPoint=0;
invisibleAtRunTime=false;
invisibleAtDesignTime=false;
picture.destroy();
editorPicture.destroy();
offset.destroy();
}
//Method that will load a ThemeObject from a node.
//objNode: The TreeStorageNode to read the object from.
//themePath: Path to the theme.
//Returns: True if it succeeds.
bool loadFromNode(TreeStorageNode* objNode,string themePath);
};
//Class containing a single state of a themed block.
class ThemeBlockState{
public:
//The length in frames of the oneTimeAnimation.
int oneTimeAnimationLength;
//String containing the name of the next state.
string nextState;
//Vector containing the themeObjects that make up this state.
vector<ThemeObject*> themeObjects;
public:
//Constructor.
ThemeBlockState():oneTimeAnimationLength(0){}
//Destructor.
~ThemeBlockState(){
//Loop through the ThemeObjects and delete them.
for(unsigned int i=0;i<themeObjects.size();i++){
delete themeObjects[i];
}
}
//Method that will destroy the ThemeBlockState.
void destroy(){
//Loop through the ThemeObjects and delete them.
for(unsigned int i=0;i<themeObjects.size();i++){
delete themeObjects[i];
}
//Clear the themeObjects vector.
themeObjects.clear();
//Set the length to 0.
oneTimeAnimationLength=0;
//Clear the nextState string.
nextState.clear();
}
//Method that will load a ThemeBlockState from a node.
//objNode: The TreeStorageNode to read the state from.
//themePath: Path to the theme.
//Returns: True if it succeeds.
bool loadFromNode(TreeStorageNode* objNode,string themePath);
};
//Class containing the needed things for a themed block.
class ThemeBlock{
public:
//Picture that is shown only in the level editor.
ThemePicture editorPicture;
//Map containing ThemeBlockStates for the different states of a block.
map<string,ThemeBlockState*> blockStates;
public:
//Constructor.
ThemeBlock(){}
//Destructor/
~ThemeBlock(){
//Loop through the ThemeBlockStates and delete them,
for(map<string,ThemeBlockState*>::iterator i=blockStates.begin();i!=blockStates.end();i++){
delete i->second;
}
}
//Method that will destroy the ThemeBlock.
void destroy(){
//Loop through the ThemeBlockStates and delete them,
for(map<string,ThemeBlockState*>::iterator i=blockStates.begin();i!=blockStates.end();i++){
delete i->second;
}
//Clear the blockStates map.
blockStates.clear();
editorPicture.destroy();
}
//Method that will load a ThemeBlock from a node.
//objNode: The TreeStorageNode to load the ThemeBlock from.
//themePath: The path to the theme.
//Returns: True if it succeeds.
bool loadFromNode(TreeStorageNode* objNode,string themePath);
//Method that will create a ThemeBlockInstance.
//obj: Pointer that will be filled with the instance.
void createInstance(ThemeBlockInstance* obj);
};
//Class containing one state of a ThemeCharacter
class ThemeCharacterState{
public:
//The length in frames of the oneTimeAnimation.
int oneTimeAnimationLength;
//String containing the name of the next id.
string nextState;
//Vector with the themeObjects in the character state.
vector<ThemeObject*> themeObjects;
public:
//Constructor.
ThemeCharacterState():oneTimeAnimationLength(0){}
//Destructor.
~ThemeCharacterState(){
//Loop through the themeObjects and delete them.
for(unsigned int i=0;i<themeObjects.size();i++){
delete themeObjects[i];
}
}
//Method used to destroy the ThemeCharacterState.
void destroy(){
//Loop through the themeObjects and delete them.
for(unsigned int i=0;i<themeObjects.size();i++){
delete themeObjects[i];
}
//Clear the themeObjects vector.
themeObjects.clear();
//Set oneTimeAnimation to zero.
oneTimeAnimationLength=0;
//Clear the nextState string.
nextState.clear();
}
//Method that will load the ThemeCharacterState from a node.
//objNode: The TreeStorageNode to load the state from.
//themePath: Path to the theme.
//Returns: True if it succeeds.
bool loadFromNode(TreeStorageNode* objNode,string themePath);
};
//Class containing the things needed for a themed character.
class ThemeCharacter{
public:
//Map containing ThemeCharacterStates for the different states of a character.
map<string,ThemeCharacterState*> characterStates;
public:
//Constructor.
ThemeCharacter(){}
//Destructor.
~ThemeCharacter(){
//Loop through the states and delete them.
for(map<string,ThemeCharacterState*>::iterator i=characterStates.begin();i!=characterStates.end();i++){
delete i->second;
}
}
//Method that will destroy the ThemeCharacter.
void destroy(){
//Loop through the states and delete them.
for(map<string,ThemeCharacterState*>::iterator i=characterStates.begin();i!=characterStates.end();i++){
delete i->second;
}
//Clear the characterStates map.
characterStates.clear();
}
//Method that will load a ThemeCharacter from a node.
//objNode: The TreeStorageNode to load the ThemeCharacter from.
//themePath: The path to the theme.
//Returns: True if it succeeds.
bool loadFromNode(TreeStorageNode* objNode,string themePath);
//Method that will create a ThemeCharacterInstance.
//obj: Pointer that will be filled with the instance.
void createInstance(ThemeCharacterInstance* obj);
};
//ThemeBackgroundPicture is a class containing the picture for the background.
class ThemeBackgroundPicture{
private:
+ //Pointer to the SDL_Surface cached by the ImageManager.
+ //This is used to rescale the theme.
+ SDL_Surface* cachedPicture;
+ //Rectangle that should be taken from the picture.
+ //NOTE The size is pixels of the image.
+ SDL_Rect cachedSrcSize;
+ //Rectangle with the size it will have on the destination (screen).
+ //NOTE The size is in pixels or in precentages (if scaleToScreen is true).
+ SDL_Rect cachedDestSize;
+
//SDL_Surface containing the picture.
+ //NOTE: This could point to the same surface as cachedPicture.
SDL_Surface* picture;
//Rectangle that should be taken from the picture.
//NOTE The size is pixels of the image.
SDL_Rect srcSize;
//Rectangle with the size it will have on the destination (screen).
//NOTE The size is in pixels even though the loaded value from the theme description file can be in precentages (if scaleToScreen is true).
SDL_Rect destSize;
+ //Boolean if the background picture should be scaled to screen.
+ bool scale;
+
//Boolean if the image should be repeated over the x-axis.
bool repeatX;
//Boolean if the image should be repeated over the y-axis.
bool repeatY;
//Float containing the speed the background picture moves along the x-axis.
float speedX;
//Float containing the speed the background picture moves along the y-axis.
float speedY;
//Float containing the horizontal speed the picture will have when moving the camera (horizontally).
float cameraX;
//Float containing the vertical speed the picture will have when moving the camera (vertically).
float cameraY;
private:
//Float with the current x position.
float currentX;
//Float with the current y position.
float currentY;
//Stored x location for when loading a state.
float savedX;
//Stored y location for when loading a state.
float savedY;
public:
//Constructor.
ThemeBackgroundPicture(){
//Set some default values.
picture=NULL;
memset(&srcSize,0,sizeof(srcSize));
memset(&destSize,0,sizeof(destSize));
+ memset(&cachedSrcSize,0,sizeof(cachedSrcSize));
+ memset(&cachedDestSize,0,sizeof(cachedDestSize));
+ scale=true;
repeatX=true;
repeatY=true;
speedX=0.0f;
speedY=0.0f;
cameraX=0.0f;
cameraY=0.0f;
currentX=0.0f;
currentY=0.0f;
savedX=0.0f;
savedY=0.0f;
}
//Method that will update the animation.
void updateAnimation(){
//Move the picture along the x-axis.
currentX+=speedX;
if(repeatX && destSize.w>0){
float f=(float)destSize.w;
if(currentX>f || currentX<-f) currentX-=f*floor(currentX/f);
}
//Move the picture along the y-axis.
currentY+=speedY;
if(repeatY && destSize.h>0){
float f=(float)destSize.h;
if(currentY>f || currentY<-f) currentY-=f*floor(currentY/f);
}
}
//Method that will reset the animation.
//save: Boolean if the saved state should be deleted.
void resetAnimation(bool save){
currentX=0.0f;
currentY=0.0f;
if(save){
savedX=0.0f;
savedY=0.0f;
}
}
//Method that will save the animation.
void saveAnimation(){
savedX=currentX;
savedY=currentY;
}
//Method that will load the animation.
void loadAnimation(){
currentX=savedX;
currentY=savedY;
}
//Method used to draw the ThemeBackgroundPicture.
//dest: Pointer to the SDL_Surface the picture should be drawn.
void draw(SDL_Surface *dest);
//Method used to load the ThemeBackgroundPicture from a node.
//objNode: The TreeStorageNode to load the picture from.
//themePath: The path to the theme.
bool loadFromNode(TreeStorageNode* objNode,string themePath);
+
+ //This method will scale the background picture (if needed and configured) to the current SCREEN_WIDTH and SCREEN_HEIGHT.
+ void scaleToScreen(){
+ //Only scale if needed.
+ if(scale){
+ //Free the surface of the scaled picture, if scaled.
+ if(picture!=cachedPicture)
+ SDL_FreeSurface(picture);
+ //Set src and destSize back to the initial cached value.
+ srcSize=cachedSrcSize;
+ destSize=cachedDestSize;
+
+ //Scale the image.
+ //Calculate the x and y factors.
+ double xFactor=double(SCREEN_WIDTH)/double(100);
+ double yFactor=double(SCREEN_HEIGHT)/double(100);
+
+ //The default scaling method is chosen (destSize in precentages).
+ destSize.x*=xFactor;
+ destSize.w*=xFactor;
+
+ destSize.y*=yFactor;
+ destSize.h*=yFactor;
+
+ //Now update the image.
+ xFactor=(double(destSize.w)/double(srcSize.w));
+ yFactor=(double(destSize.h)/double(srcSize.h));
+ if(xFactor!=1 || yFactor!=1){
+ picture=zoomSurface(cachedPicture,xFactor,yFactor,0);
+ //Also update the source size.
+ srcSize.x*=xFactor;
+ srcSize.y*=yFactor;
+ srcSize.w*=xFactor;
+ srcSize.h*=yFactor;
+ }
+ }
+ }
};
//Class that forms the complete background of a theme.
//It is in fact nothing more than a vector containing multiple ThemeBackgroundPictures.
class ThemeBackground{
private:
//Vector containing the ThemeBackgroundPictures.
vector<ThemeBackgroundPicture> picture;
public:
//Method that will update the animation of all the background pictures.
void updateAnimation(){
for(unsigned int i=0;i<picture.size();i++){
picture[i].updateAnimation();
}
}
//Method that will reset the animation of all the background pictures.
//save: Boolean if the saved state should be deleted.
void resetAnimation(bool save){
for(unsigned int i=0;i<picture.size();i++){
picture[i].resetAnimation(save);
}
}
//Method that will save the animation of all the background pictures.
void saveAnimation(){
for(unsigned int i=0;i<picture.size();i++){
picture[i].saveAnimation();
}
}
//Method that will load the animation of all the background pictures.
void loadAnimation(){
for(unsigned int i=0;i<picture.size();i++){
picture[i].loadAnimation();
}
}
+ //Method that will scale the background pictures (if set) to the current screen resolution.
+ void scaleToScreen(){
+ for(unsigned int i=0;i<picture.size();i++){
+ picture[i].scaleToScreen();
+ }
+ }
+
//This method will draw all the background pictures.
//dest: Pointer to the SDL_Surface to draw them on.
void draw(SDL_Surface* dest){
for(unsigned int i=0;i<picture.size();i++){
picture[i].draw(dest);
}
}
//Method that will add a ThemeBackgroundPicture to the ThemeBackground.
//objNode: The treeStorageNode to read from.
//themePath: The path to the theme.
//Returns: True if it succeeds.
bool addPictureFromNode(TreeStorageNode* objNode,string themePath){
picture.push_back(ThemeBackgroundPicture());
return picture.back().loadFromNode(objNode,themePath);
}
};
//The ThemeManager is actaully a whole theme, filled with ThemeBlocks, ThemeCharacter and ThemeBackground.
class ThemeManager{
private:
//The ThemeCharacter of the shadow.
ThemeCharacter* shadow;
//The ThemeCharacter of the player.
ThemeCharacter* player;
//Array containing a ThemeBlock for every block type.
ThemeBlock* objBlocks[TYPE_MAX];
//The ThemeBackground.
ThemeBackground* objBackground;
public:
//String containing the path to the string.
string themePath;
//String containing the theme name.
string themeName;
public:
//Constructor.
ThemeManager(){
//Make sure the pointers are set to NULL.
objBackground=NULL;
//Reserve enough memory for the ThemeBlocks.
memset(objBlocks,0,sizeof(objBlocks));
shadow=NULL;
player=NULL;
}
//Destructor.
~ThemeManager(){
//Delete the ThemeCharacter of the shadow.
if(shadow)
delete shadow;
//Delete the ThemeCharacter of the player.
if(player)
delete player;
//Loop through the ThemeBlocks and delete them.
for(int i=0;i<TYPE_MAX;i++){
if(objBlocks[i])
delete objBlocks[i];
}
//Delete the ThemeBackground.
if(objBackground)
delete objBackground;
}
//Method used to destroy the ThemeManager.
void destroy(){
//Delete the ThemeCharacter of the shadow.
if(shadow)
delete shadow;
//Delete the ThemeCharacter of the player.
if(player)
delete player;
//Loop through the ThemeBlocks and delete them.
for(int i=0;i<TYPE_MAX;i++){
if(objBlocks[i])
delete objBlocks[i];
}
//Delete the ThemeBackground.
if(objBackground)
delete objBackground;
//And clear the themeName.
themeName.clear();
}
//Method that will load the theme from a file.
//fileName: The file to load the theme from.
//Returns: True if it succeeds.
bool loadFile(const string& fileName);
+ //Method that will scale the theme to the current SCREEN_WIDTH and SCREEN_HEIGHT.
+ void scaleToScreen(){
+ //We only need to scale the background.
+ if(objBackground)
+ objBackground->scaleToScreen();
+ }
+
//Get a pointer to the ThemeBlock of a given block type.
//index: The type of block.
//Returns: Pointer to the ThemeBlock.
ThemeBlock* getBlock(int index){
return objBlocks[index];
}
//Get a pointer to the ThemeCharacter of the shadow or the player.
//isShadow: Boolean if it's the shadow
//Returns: Pointer to the ThemeCharacter.
ThemeCharacter* getCharacter(bool isShadow){
if(isShadow)
return shadow;
return player;
}
//Get a pointer to the ThemeBackground of the theme.
//Returns: Pointer to the ThemeBackground.
ThemeBackground* getBackground(){
return objBackground;
}
};
//Class that combines multiple ThemeManager into one stack.
//If a file is not in a certain theme it will use one of a lower theme.
class ThemeStack{
private:
//Vector containing the themes in the stack.
vector<ThemeManager*> objThemes;
public:
//Constructor.
ThemeStack(){}
//Destructor.
~ThemeStack(){
//Loop through the themes and delete them.
for(unsigned int i=0;i<objThemes.size();i++)
delete objThemes[i];
}
//Method that will destroy the ThemeStack.
void destroy(){
//Loop through the themes and delete them.
for(unsigned int i=0;i<objThemes.size();i++)
delete objThemes[i];
//Clear the vector to prevent dangling pointers.
objThemes.clear();
}
//Method that will append a theme to the stack.
//obj: The ThemeManager to add.
void appendTheme(ThemeManager* obj){
objThemes.push_back(obj);
}
//Method that will remove the last theme added to the stack.
void removeTheme(){
//Make sure that the stack isn't empty.
if(!objThemes.empty()){
delete objThemes.back();
objThemes.pop_back();
}
}
//Method that will append a theme that will be loaded from file.
//fileName: The file to load the theme from.
//Returns: Pointer to the newly added theme, NULL if failed.
ThemeManager* appendThemeFromFile(const string& fileName){
//Create a new themeManager.
ThemeManager* obj=new ThemeManager();
//Let it load from the given file.
if(!obj->loadFile(fileName)){
//Failed thus delete the theme and return null.
cerr<<"ERROR: Failed loading theme "<<fileName<<endl;
delete obj;
return NULL;
}else{
//Succeeded, add it to the stack and return it.
objThemes.push_back(obj);
return obj;
}
}
+ //Method that is used to let the themes scale.
+ void scaleToScreen(){
+ //Loop through the themes and call their scaleToScreen method.
+ for(unsigned int i=0;i<objThemes.size();i++)
+ objThemes[i]->scaleToScreen();
+ }
+
//Get the number of themes in the stack.
//Returns: The theme count.
int themeCount(){
return (int)objThemes.size();
}
//Operator overloading so that the themes can be accesed using the [] operator.
//i: The index.
ThemeManager* operator[](int i){
return objThemes[i];
}
//Get a pointer to the ThemeBlock of a given block type.
//index: The type of block.
//Returns: Pointer to the ThemeBlock.
ThemeBlock* getBlock(int index){
//Loop through the themes from top to bottom.
for(int i=objThemes.size()-1;i>=0;i--){
//Get the block from the theme.
ThemeBlock* obj=objThemes[i]->getBlock(index);
//Check if it isn't null.
if(obj)
return obj;
}
//Nothing found.
return NULL;
}
//Get a pointer to the ThemeCharacter of the shadow or the player.
//isShadow: Boolean if it's the shadow
//Returns: Pointer to the ThemeCharacter.
ThemeCharacter* getCharacter(bool isShadow){
//Loop through the themes from top to bottom.
for(int i=objThemes.size()-1;i>=0;i--){
//Get the ThemeCharacter from the theme.
ThemeCharacter* obj=objThemes[i]->getCharacter(isShadow);
//Check if it isn't null.
if(obj)
return obj;
}
//Nothing found.
return NULL;
}
//Get a pointer to the ThemeBackground of the theme.
//Returns: Pointer to the ThemeBackground.
ThemeBackground* getBackground(){
//Loop through the themes from top to bottom.
for(int i=objThemes.size()-1;i>=0;i--){
//Get the ThemeBackground from the theme.
ThemeBackground* obj=objThemes[i]->getBackground();
//Check if it isn't null.
if(obj)
return obj;
}
//Nothing found.
return NULL;
}
};
//The ThemeStack that is be used by the GameState.
extern ThemeStack objThemes;
#endif
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