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	diff --git a/src/Commands.cpp b/src/Commands.cpp
	index f64b957..58b1191 100644
	--- a/src/Commands.cpp
	+++ b/src/Commands.cpp
	@@ -1,1067 +1,1063 @@
	/*
	* Copyright (C) 2018 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/>.
	*/

	// An undo/redo system based on <http://www.codeproject.com/Articles/2500/A-Basic-Undo-Redo-Framework-For-C>.
	// Originally written by squarecross <https://forum.freegamedev.net/viewtopic.php?f=48&t=5432>.

	#include "Commands.h"
	#include "GameObjects.h"
	#include "Block.h"
	#include "LevelEditor.h"
	#include "Globals.h"
	#include "Functions.h"

	#include <algorithm>
	#include <string>
	#include <vector>
	#include <map>

	#include <stdio.h>

	#include "libs/tinyformat/tinyformat.h"

	Command::~Command() {

	}

	//////////////////////////////MoveGameObjectCommand///////////////////////////////////
	MoveGameObjectCommand::MoveGameObjectCommand(LevelEditor* levelEditor, GameObject* gameObject, int x, int y, int w, int h)
	: editor(levelEditor), objects(1, gameObject)
	, resizeCommand(NULL)
	{
	SDL_Rect r = gameObject->getBox();
	r.x = x;
	r.y = y;
	if (w >= 0) r.w = w;
	if (h >= 0) r.h = h;

	newPosition.push_back(r);

	init();
	}

	MoveGameObjectCommand::MoveGameObjectCommand(LevelEditor* levelEditor, std::vector<GameObject*>& gameObjects, int dx, int dy)
	: editor(levelEditor), objects(gameObjects)
	, resizeCommand(NULL)
	{
	for (auto obj : objects) {
	SDL_Rect r = obj->getBox();
	r.x += dx;
	r.y += dy;
	newPosition.push_back(r);
	}

	init();
	}

	void MoveGameObjectCommand::init() {
	//Initialize old position.
	for (auto obj : objects) {
	SDL_Rect r = obj->getBox();
	oldPosition.push_back(r);
	}

	// Create resize command if necessary.
	resizeCommand = ResizeLevelCommand::createAndShiftIfNecessary(editor, newPosition);
	}

	MoveGameObjectCommand::~MoveGameObjectCommand(){
	if (resizeCommand) delete resizeCommand;
	}

	void MoveGameObjectCommand::execute(){
	// First resize the level if necessary.
	if (resizeCommand) resizeCommand->execute();

	// Set the obj at its new position.
	for (int i = 0; i < (int)objects.size(); i++) {
	const SDL_Rect &r = newPosition[i];
	GameObject *obj = objects[i];
	obj->setBaseLocation(r.x, r.y);
	obj->setBaseSize(r.w, r.h);
	}
	}

	void MoveGameObjectCommand::unexecute() {
	// First undo the resize if necessary.
	if (resizeCommand) resizeCommand->unexecute();

	// Set the obj at its old position.
	for (int i = 0; i < (int)objects.size(); i++) {
	const SDL_Rect &r = oldPosition[i];
	GameObject *obj = objects[i];
	obj->setBaseLocation(r.x, r.y);
	obj->setBaseSize(r.w, r.h);
	}
	}

	ResizeLevelCommand::ResizeLevelCommand(LevelEditor* levelEditor, int newWidth, int newHeight, int diffx, int diffy)
	: editor(levelEditor), newLevelWidth(newWidth), newLevelHeight(newHeight), diffx(diffx), diffy(diffy)
	{
	oldLevelWidth = LEVEL_WIDTH;
	oldLevelHeight = LEVEL_HEIGHT;
	}

	ResizeLevelCommand::~ResizeLevelCommand() {
	}

	void ResizeLevelCommand::execute() {
	resizeLevel(editor, newLevelWidth, newLevelHeight, diffx, diffy);
	}

	void ResizeLevelCommand::unexecute() {
	resizeLevel(editor, oldLevelWidth, oldLevelHeight, -diffx, -diffy);
	}

	void ResizeLevelCommand::resizeLevel(LevelEditor* levelEditor, int newWidth, int newHeight, int diffx, int diffy) {
	LEVEL_WIDTH = newWidth;
	LEVEL_HEIGHT = newHeight;

	if (diffx != 0 \|\| diffy != 0) {
	camera.x += diffx;
	camera.y += diffy;

	for (unsigned int o = 0; o < levelEditor->levelObjects.size(); o++){
	SDL_Rect r = levelEditor->levelObjects[o]->getBox();
	levelEditor->levelObjects[o]->setBaseLocation(r.x + diffx, r.y + diffy);
	}
	for (auto it = levelEditor->sceneryLayers.begin(); it != levelEditor->sceneryLayers.end(); ++it) {
	for (auto o : it->second->objects){
	SDL_Rect r = o->getBox();
	o->setBaseLocation(r.x + diffx, r.y + diffy);
	}
	}
	}
	}

	ResizeLevelCommand* ResizeLevelCommand::createAndShiftIfNecessary(LevelEditor* levelEditor, std::vector<SDL_Rect>& position) {
	// Calculate new level size, shift, etc.
	int newLevelWidth = LEVEL_WIDTH;
	int newLevelHeight = LEVEL_HEIGHT;
	int diffx = 0, diffy = 0;

	for (int i = 0; i < (int)position.size(); i++) {
	const SDL_Rect &r = position[i];
	if (r.x + r.w > newLevelWidth) {
	newLevelWidth = r.x + r.w;
	}
	if (r.y + r.h > newLevelHeight) {
	newLevelHeight = r.y + r.h;
	}
	if (r.x + diffx < 0) diffx = -r.x;
	if (r.y + diffy < 0) diffy = -r.y;
	}

	newLevelWidth += diffx;
	newLevelHeight += diffy;

	if (newLevelWidth != LEVEL_WIDTH \|\| newLevelHeight != LEVEL_HEIGHT \|\| diffx \|\| diffy) {
	if (diffx \|\| diffy) {
	for (int i = 0; i < (int)position.size(); i++) {
	SDL_Rect &r = position[i];
	r.x += diffx;
	r.y += diffy;
	}
	}
	return new ResizeLevelCommand(levelEditor, newLevelWidth, newLevelHeight, diffx, diffy);
	} else {
	return NULL;
	}
	}

	std::string ResizeLevelCommand::describe() {
	/// TRANSLATORS: Context: Undo/Redo ...
	return _("Resize level");
	}

	//////////////////////////////AddRemoveGameObjectCommand///////////////////////////////////
	AddRemoveGameObjectCommand::AddRemoveGameObjectCommand(LevelEditor* levelEditor, GameObject* gameObject, bool isAdd_)
	: editor(levelEditor), objects(1, gameObject), isAdd(isAdd_), ownObject(isAdd_)
	, resizeCommand(NULL), removeStartCommand(NULL), oldTriggers(NULL)
	{
	init();
	}

	AddRemoveGameObjectCommand::AddRemoveGameObjectCommand(LevelEditor* levelEditor, std::vector<GameObject*>& gameObjects, bool isAdd_)
	: editor(levelEditor), objects(gameObjects), isAdd(isAdd_), ownObject(isAdd_)
	, resizeCommand(NULL), removeStartCommand(NULL), oldTriggers(NULL)
	{
	init();
	}

	void AddRemoveGameObjectCommand::init() {
	if (isAdd) {
	theLayer = editor->selectedLayer;

	// adjust the object position if necessary
	std::vector<SDL_Rect> position;
	for (auto obj : objects) {
	position.push_back(obj->getBox());
	}
	resizeCommand = ResizeLevelCommand::createAndShiftIfNecessary(editor, position);
	if (resizeCommand) {
	for (int i = 0; i < (int)objects.size(); i++) {
	const SDL_Rect &r = position[i];
	objects[i]->setBaseLocation(r.x, r.y);
	}
	}

	// remove the existing player/shadow start if necessary
	std::vector<bool> typesToBeRemoved((int)TYPE_MAX, false);
	bool removeSomething = false;
	for (auto obj : objects) {
	if (obj->type == TYPE_START_PLAYER \|\| obj->type == TYPE_START_SHADOW) {
	typesToBeRemoved[obj->type] = true;
	removeSomething = true;
	}
	}
	if (removeSomething) {
	std::vector<GameObject*> objectsToBeRemoved;
	for (auto obj : editor->levelObjects) {
	if (typesToBeRemoved[obj->type]) objectsToBeRemoved.push_back(obj);
	}
	if (!objectsToBeRemoved.empty()) {
	removeStartCommand = new AddRemoveGameObjectCommand(editor, objectsToBeRemoved, false);
	}
	}
	}
	}

	void AddRemoveGameObjectCommand::backupTriggers() {
	if (oldTriggers == NULL) oldTriggers = new LevelEditor::Triggers(editor->triggers);
	}

	AddRemoveGameObjectCommand::~AddRemoveGameObjectCommand(){
	//Remove the objects if we own them.
	if (ownObject) {
	for (auto obj : objects) {
	delete obj;
	}
	}

	//Delete internal commands.
	if (resizeCommand) delete resizeCommand;
	if (removeStartCommand) delete removeStartCommand;

	//Delete old triggers
	if (oldTriggers) delete oldTriggers;
	}

	void AddRemoveGameObjectCommand::addGameObject(){
	// some sanity check
	assert(ownObject);

	// Remove old start position if necessary.
	if (removeStartCommand) removeStartCommand->execute();

	// Resize the level if necessary.
	if (resizeCommand) resizeCommand->execute();

	// Add each object to level
	for (int index = 0; index < (int)objects.size(); index++) {
	GameObject *obj = objects[index];

	//Increase totalCollectables everytime we add a new collectable
	if (obj->type == TYPE_COLLECTABLE) {
	editor->totalCollectables++;
	}

	Block* block = dynamic_cast<Block*>(obj);
	Scenery* scenery = dynamic_cast<Scenery*>(obj);

	//Add it to the levelObjects.
	if (theLayer.empty()) {
	assert(block != NULL);
	editor->levelObjects.push_back(block);
	} else {
	assert(scenery != NULL);
	auto it = editor->sceneryLayers.find(theLayer);
	assert(it != editor->sceneryLayers.end());
	it->second->objects.push_back(scenery);
	}

	//GameObject type specific stuff.
	switch (obj->type){
	case TYPE_BUTTON:
	case TYPE_SWITCH:
	case TYPE_PORTAL:
	{
	//If block doesn't have an id (new object).
	if (block->getEditorProperty("id").empty()) {
	//Give it it's own id.
	char s[64];
	sprintf(s, "%u", editor->currentId);
	editor->currentId++;
	block->setEditorProperty("id", s);
	}

	break;
	}
	case TYPE_MOVING_BLOCK:
	case TYPE_MOVING_SHADOW_BLOCK:
	case TYPE_MOVING_SPIKES:
	{
	//Add the object to the moving blocks.
	vector<MovingPosition> positions;
	editor->movingBlocks[block] = positions;

	//Get the moving position.
	const vector<SDL_Rect> &movingPos = block->movingPos;

	//Add the object to the movingBlocks vector.
	editor->movingBlocks[block].clear();

	for (int i = 0, m = movingPos.size(); i < m; i++) {
	MovingPosition position(movingPos[i].x, movingPos[i].y, movingPos[i].w);
	editor->movingBlocks[block].push_back(position);
	}

	//If block doesn't have an id.
	if (block->getEditorProperty("id").empty()) {
	//Give it it's own id.
	char s[64];
	sprintf(s, "%u", editor->currentId);
	editor->currentId++;
	block->setEditorProperty("id", s);
	}

	break;
	}
	default:
	break;
	}
	}

	// now we doesn't own the object anymore.
	ownObject = false;
	}

	void AddRemoveGameObjectCommand::removeGameObject(){
	// some sanity check
	assert(!ownObject);

	//Make sure we don't access the removed object through
	//moving/linking.
	editor->movingBlock = nullptr;
	editor->linkingTrigger = nullptr;
	editor->moving = false;
	editor->linking = false;

	// Remove objects
	for (int index = 0; index < (int)objects.size(); index++) {
	GameObject *obj = objects[index];

	std::vector<GameObject*>::iterator it;
	std::map<Block, vector<GameObject> >::iterator mapIt;

	//Decrease totalCollectables everytime we remove a collectable
	if (obj->type == TYPE_COLLECTABLE){
	editor->totalCollectables--;
	}

	//Check if the object is in the selection.
	it = find(editor->selection.begin(), editor->selection.end(), obj);
	if (it != editor->selection.end()){
	//It is so we delete it.
	editor->selection.erase(it);
	}

	Block theBlock = dynamic_cast<Block>(obj);
	Scenery theScenery = dynamic_cast<Scenery>(obj);

	//Check if the object is in the triggers.
	if (theBlock) {
	mapIt = editor->triggers.find(theBlock);
	if (mapIt != editor->triggers.end()){
	//Back up triggers if it's remove mode.
	if (!isAdd) backupTriggers();

	//Remove the object from triggers.
	editor->triggers.erase(mapIt);
	}
	}

	//Boolean if it could be a target.
	if (obj->type == TYPE_MOVING_BLOCK \|\| obj->type == TYPE_MOVING_SHADOW_BLOCK \|\| obj->type == TYPE_MOVING_SPIKES
	\|\| obj->type == TYPE_CONVEYOR_BELT \|\| obj->type == TYPE_SHADOW_CONVEYOR_BELT \|\| obj->type == TYPE_PORTAL)
	{
	for (mapIt = editor->triggers.begin(); mapIt != editor->triggers.end(); ++mapIt){
	//Now loop the target vector.
	for (int o = mapIt->second.size() - 1; o >= 0; o--){
	//Check if the obj is in the target vector.
	if (mapIt->second[o] == obj){
	//Back up triggers if it's remove mode.
	if (!isAdd) backupTriggers();

	//Remove the object from triggers.
	mapIt->second.erase(mapIt->second.begin() + o);
	}
	}
	}
	}

	//Check if the object is in the movingObjects.
	if (theBlock) {
	std::map<Block*, vector<MovingPosition> >::iterator movIt;
	movIt = editor->movingBlocks.find(theBlock);
	if (movIt != editor->movingBlocks.end()){
	//It is so we remove it.
	editor->movingBlocks.erase(movIt);
	}
	}

	//Check if the block isn't being configured with a window one way or another.
	for (;;) {
	std::map<GUIObject, GameObject>::iterator confIt;
	for (confIt = editor->objectWindows.begin(); confIt != editor->objectWindows.end(); ++confIt){
	if (confIt->second == obj) break;
	}
	if (confIt == editor->objectWindows.end()) break;
	editor->destroyWindow(confIt->first);
	}

	//Now we remove the object from the levelObjects and/or scenery.
	if (theBlock){
	std::vector<Block*>::iterator it;
	it = find(editor->levelObjects.begin(), editor->levelObjects.end(), theBlock);
	if (it != editor->levelObjects.end()){
	editor->levelObjects.erase(it);
	theLayer.clear(); // record the layer of this object
	}
	} else if (theScenery) {
	for (auto it = editor->sceneryLayers.begin(); it != editor->sceneryLayers.end(); ++it){
	auto it2 = find(it->second->objects.begin(), it->second->objects.end(), theScenery);
	if (it2 != it->second->objects.end()) {
	it->second->objects.erase(it2);
	theLayer = it->first; // record the layer of this object
	break;
	}
	}
	}
	}

	// Resize the level if necessary.
	if (resizeCommand) resizeCommand->unexecute();

	// Restore old start position if necessary.
	if (removeStartCommand) removeStartCommand->unexecute();

	// now we own this object
	ownObject = true;

	//Set dirty of selection popup
	editor->selectionDirty();
	}

	void AddRemoveGameObjectCommand::execute(){
	if (isAdd) {
	addGameObject();
	} else {
	removeGameObject();
	}
	}

	void AddRemoveGameObjectCommand::unexecute(){
	if (isAdd) {
	removeGameObject();
	} else {
	addGameObject();
	}

	// Restore old triggers if necessary
	if (oldTriggers) editor->triggers = *oldTriggers;
	}

	//////////////////////////////AddRemovePathCommand///////////////////////////////////
	AddRemovePathCommand::AddRemovePathCommand(LevelEditor* levelEditor, Block* movingBlock, MovingPosition movingPosition, bool isAdd_)
	:editor(levelEditor), target(movingBlock), movePos(movingPosition), isAdd(isAdd_)
	{
	if (!isAdd) {
	if (target->movingPos.empty()) {
	assert(!"movingBlock->movingPos is empty!");
	} else {
	const SDL_Rect& r = target->movingPos.back();
	movePos.x = r.x;
	movePos.y = r.y;
	movePos.time = r.w;
	}
	}
	}

	AddRemovePathCommand::~AddRemovePathCommand(){
	}

	void AddRemovePathCommand::execute(){
	if (isAdd) addPath();
	else removePath();
	}

	void AddRemovePathCommand::unexecute(){
	if (isAdd) removePath();
	else addPath();
	}

	void AddRemovePathCommand::addPath() {
	//Add movePos to the path.
	editor->movingBlocks[target].push_back(movePos);

	//Write the path to the moving block.
	setEditorData();
	}

	void AddRemovePathCommand::removePath() {
	//Remove the last point in the path.
	editor->movingBlocks[target].pop_back();

	//Write the path to the moving block.
	setEditorData();
	}

	void AddRemovePathCommand::setEditorData() {
	target->movingPos.clear();

	for (const MovingPosition& p : editor->movingBlocks[target]) {
	SDL_Rect r = { p.x, p.y, p.time };
	target->movingPos.push_back(r);
	}
	}

	//////////////////////////////RemovePathCommand///////////////////////////////////
	RemovePathCommand::RemovePathCommand(LevelEditor* levelEditor, Block* targetBlock)
	:editor(levelEditor), target(targetBlock){
	}

	RemovePathCommand::~RemovePathCommand(){
	}

	void RemovePathCommand::execute(){
	//Set the number of movingPositions to 0.
	target->setEditorProperty("MovingPosCount","0");

	std::map<Block*,vector<MovingPosition> >::iterator it;
	//Check if target is in movingBlocks.
	it = editor->movingBlocks.find(target);
	if(it!=editor->movingBlocks.end()){
	//Store the movingPositions for unexecute.
	movePositions = it->second;

	//Clear all its movingPositions
	it->second.clear();
	}
	}

	void RemovePathCommand::unexecute(){
	std::map<Block*,vector<MovingPosition> >::iterator it;
	//Find target in movingBlocks
	it = editor->movingBlocks.find(target);

	if(it!=editor->movingBlocks.end()){
	//Restore its movingPositions
	it->second = movePositions;

	//Write the path to the moving block.
	std::map<std::string,std::string> editorData;
	char s[64], s0[64];

	sprintf(s,"%d",int(editor->movingBlocks[target].size()));
	editorData["MovingPosCount"]=s;
	//Loop through the positions.
	for(unsigned int o=0; o<editor->movingBlocks[target].size(); o++) {
	sprintf(s0+1,"%u",o);
	sprintf(s,"%d",editor->movingBlocks[target][o].x);
	s0[0]='x';
	editorData[s0]=s;
	sprintf(s,"%d",editor->movingBlocks[target][o].y);
	s0[0]='y';
	editorData[s0]=s;
	sprintf(s,"%d",editor->movingBlocks[target][o].time);
	s0[0]='t';
	editorData[s0]=s;
	}
	target->setEditorData(editorData);
	}

	}

	//////////////////////////////AddLinkCommand///////////////////////////////////
	AddLinkCommand::AddLinkCommand(LevelEditor* levelEditor, Block* linkingTrigger, GameObject* clickedObject)
	:editor(levelEditor), target(linkingTrigger), clickedObj(clickedObject),oldPortalLink(NULL), destination(""), id(""), oldTrigger(NULL){
	}

	AddLinkCommand::~AddLinkCommand(){
	}

	void AddLinkCommand::execute(){
	//Check if the target can handle multiple or only one link.
	switch(target->type) {
	case TYPE_PORTAL: {
	//Store the last portal link.
	if(!editor->triggers[target].empty()){
	oldPortalLink = editor->triggers[target].back();
	}

	//Portals can only link to one so remove all existing links.
	editor->triggers[target].clear();

	editor->triggers[target].push_back(clickedObj);
	break;
	}
	default: {
	//The others can handle multiple links.
	editor->triggers[target].push_back(clickedObj);
	break;
	}
	}

	//Check if it's a portal.
	if(target->type==TYPE_PORTAL) {
	//Store the previous destination.
	destination = target->getEditorProperty("destination");

	//Portals need to get the id of the other instead of give it's own id.
	- char s[64];
	- sprintf(s,"%d",atoi(clickedObj->getEditorProperty("id").c_str()));
	- target->setEditorProperty("destination",s);
	+ target->setEditorProperty("destination", clickedObj->getEditorProperty("id"));
	} else{
	//Store the previous id.
	id = clickedObj->getEditorProperty("id");
	if(!id.empty()) {
	//Another block might already be set as trigger for the clickedObj.
	for(auto block : editor->levelObjects) {
	std::string otherId = block->getEditorProperty("id");
	if(id.compare(otherId) == 0) {
	//IDs match, so either one of the trigger itself or one of its (other) targets.
	std::vector<GameObject*>::iterator it;
	//Find the clickedObj in the block's triggers.
	it = std::find(editor->triggers[block].begin(), editor->triggers[block].end(), clickedObj);
	if(it != editor->triggers[block].end()){
	oldTrigger = block;
	editor->triggers[block].erase(it);
	break;
	}
	}
	}
	}

	//Give the clickedObject the same id as the trigger.
	- char s[64];
	- sprintf(s,"%d",atoi(target->getEditorProperty("id").c_str()));
	- clickedObj->setEditorProperty("id",s);
	+ clickedObj->setEditorProperty("id", target->getEditorProperty("id"));
	}
	}

	void AddLinkCommand::unexecute(){
	//Check if the target can handle multiple or only one link.
	switch(target->type) {
	case TYPE_PORTAL: {
	//Portals can only link to one so remove all existing links.
	editor->triggers[target].clear();

	//Put the previous portal link back.
	if(oldPortalLink != NULL)
	editor->triggers[target].push_back(oldPortalLink);

	break;
	}
	default:{
	std::vector<GameObject*>::iterator it;
	//Find the clickedObj in the target's triggers.
	it = std::find(editor->triggers[target].begin(), editor->triggers[target].end(), clickedObj);
	if(it != editor->triggers[target].end()){
	//Remove it.
	editor->triggers[target].erase(it);
	}

	//Restore old trigger if applicable
	if(oldTrigger != NULL){
	editor->triggers[oldTrigger].push_back(clickedObj);
	}
	break;
	}
	}

	//Check if it's a portal.
	if(target->type==TYPE_PORTAL) {
	//Restore previous destination.
	target->setEditorProperty("destination",destination);
	} else{
	//Restore clickedObj's previous id.
	clickedObj->setEditorProperty("id",id);
	}
	}

	//////////////////////////////RemoveLinkCommand///////////////////////////////////
	RemoveLinkCommand::RemoveLinkCommand(LevelEditor* levelEditor, Block* targetBlock)
	: editor(levelEditor), target(targetBlock), destination(""), id(""){
	}

	RemoveLinkCommand::~RemoveLinkCommand(){
	}

	void RemoveLinkCommand::execute(){
	std::map<Block,vector<GameObject> >::iterator it;
	//Find target in triggers.
	it = editor->triggers.find(target);
	if(it!=editor->triggers.end()) {
	//Copy the objects the target was linked to.
	links = it->second;

	//Remove the links.
	it->second.clear();
	}

	//In case of a portal remove its destination field.
	if(target->type==TYPE_PORTAL) {
	//Copy its previous destination.
	destination = target->getEditorProperty("destination");

	//Erase its destination.
	target->setEditorProperty("destination","");
	} else{
	//Copy its previous id.
	id = target->getEditorProperty("id");

	//Give the trigger a new id to prevent activating unlinked targets.
	char s[64];
	sprintf(s,"%u",editor->currentId);
	editor->currentId++;
	target->setEditorProperty("id",s);
	}
	}

	void RemoveLinkCommand::unexecute(){
	std::map<Block,vector<GameObject> >::iterator it;
	//Find target in triggers.
	it = editor->triggers.find(target);
	if(it!=editor->triggers.end()) {
	//Restore objects it was linked to.
	it->second = links;
	}

	if(target->type== TYPE_PORTAL){
	//Restore old destination.
	target->setEditorProperty("destination", destination);
	} else{
	//Restore old id.
	target->setEditorProperty("id", id);
	}
	}

	SetEditorPropertyCommand::SetEditorPropertyCommand(LevelEditor* levelEditor, ImageManager& imageManager, SDL_Renderer& renderer, GameObject* targetBlock,
	const std::string& propertyName, const std::string& propertyValue, const std::string& propertyDescription)
	: editor(levelEditor), imageManager(imageManager), renderer(renderer)
	, target(targetBlock), prop(propertyName), newValue(propertyValue), desc(propertyDescription)
	{
	oldValue = target->getEditorProperty(prop);
	}

	SetEditorPropertyCommand::~SetEditorPropertyCommand() {
	}

	void SetEditorPropertyCommand::execute() {
	target->setEditorProperty(prop, newValue);
	updateCustomScenery();
	}

	void SetEditorPropertyCommand::unexecute() {
	target->setEditorProperty(prop, oldValue);
	updateCustomScenery();
	}

	void SetEditorPropertyCommand::updateCustomScenery() {
	Scenery scenery = dynamic_cast<Scenery>(target);
	if (target && prop == "customScenery") {
	scenery->updateCustomScenery(imageManager, renderer);
	}
	}

	SetLevelPropertyCommand::~SetLevelPropertyCommand() {
	}

	void SetLevelPropertyCommand::execute() {
	setLevelProperty(newProperty);
	}

	void SetLevelPropertyCommand::unexecute() {
	setLevelProperty(oldProperty);
	}

	std::string SetLevelPropertyCommand::describe() {
	/// TRANSLATORS: Context: Undo/Redo ...
	return _("Modify level property");
	}

	SetScriptCommand::SetScriptCommand(LevelEditor* levelEditor, Block* targetBlock, const std::map<int, std::string>& script, const std::string& id)
	: editor(levelEditor), target(targetBlock), newScript(script), id(id)
	{
	if (target) {
	oldScript = target->scripts;
	oldId = target->id;
	} else {
	oldScript = editor->scripts;
	}
	}

	SetScriptCommand::~SetScriptCommand() {
	}

	void SetScriptCommand::execute() {
	setScript(newScript, id);
	}

	void SetScriptCommand::unexecute() {
	setScript(oldScript, oldId);
	}

	void SetScriptCommand::setScript(const std::map<int, std::string>& script, const std::string& id) {
	if (target) {
	target->scripts = script;

	//Set the new id for the target block.
	//TODO: Check for trigger links etc...
	target->id = id;
	} else {
	editor->scripts = script;
	}
	}

	AddRemoveLayerCommand::AddRemoveLayerCommand(LevelEditor* levelEditor, const std::string& layerName, bool isAdd_)
	: editor(levelEditor), layer(NULL), theLayer(layerName), isAdd(isAdd_), ownObject(isAdd_)
	{
	if (isAdd) {
	layer = new SceneryLayer;
	} else {
	auto it = editor->sceneryLayers.find(theLayer);
	if (it != editor->sceneryLayers.end()) {
	layer = it->second;
	}
	}
	}

	void AddRemoveLayerCommand::execute() {
	if (isAdd) {
	addLayer();
	} else {
	removeLayer();
	}
	}

	void AddRemoveLayerCommand::unexecute() {
	if (isAdd) {
	removeLayer();
	} else {
	addLayer();
	}
	}

	void AddRemoveLayerCommand::addLayer() {
	assert(ownObject && layer);
	assert(editor->sceneryLayers.find(theLayer) == editor->sceneryLayers.end());

	// add this layer
	editor->sceneryLayers[theLayer] = layer;

	// show and select the newly created layer
	editor->layerVisibility[theLayer] = true;
	editor->selectedLayer = theLayer;

	// deselect all
	editor->deselectAll();

	// change the ownership
	ownObject = false;
	}

	void AddRemoveLayerCommand::removeLayer() {
	assert(!ownObject);
	assert(editor->sceneryLayers.find(theLayer) != editor->sceneryLayers.end());
	assert(editor->sceneryLayers.find(theLayer)->second == layer);

	// deselect all
	editor->deselectAll();

	// select the Blocks layer
	editor->selectedLayer.clear();

	// remove this layer
	editor->layerVisibility.erase(theLayer);
	editor->sceneryLayers.erase(theLayer);

	// change the ownership
	ownObject = true;
	}

	AddRemoveLayerCommand::~AddRemoveLayerCommand() {
	if (ownObject) {
	delete layer;
	}
	}

	std::string AddRemoveLayerCommand::describe() {
	return tfm::format(isAdd ?
	/// TRANSLATORS: Context: Undo/Redo ...
	_("Add scenery layer %s") :
	/// TRANSLATORS: Context: Undo/Redo ...
	_("Delete scenery layer %s"), theLayer);
	}

	SetLayerPropertyCommand::SetLayerPropertyCommand(LevelEditor* levelEditor, const std::string& oldName, const LayerProperty& newProperty)
	: editor(levelEditor), newProperty(newProperty)
	{
	auto it = editor->sceneryLayers.find(oldName);

	assert(it != editor->sceneryLayers.end() && it->second);

	oldProperty.name = oldName;
	oldProperty.speedX = it->second->speedX;
	oldProperty.speedY = it->second->speedY;
	oldProperty.cameraX = it->second->cameraX;
	oldProperty.cameraY = it->second->cameraY;
	}

	void SetLayerPropertyCommand::execute() {
	setLayerProperty(oldProperty.name, newProperty);
	}

	void SetLayerPropertyCommand::unexecute() {
	setLayerProperty(newProperty.name, oldProperty);
	}

	SetLayerPropertyCommand::~SetLayerPropertyCommand() {
	}

	std::string SetLayerPropertyCommand::describe() {
	/// TRANSLATORS: Context: Undo/Redo ...
	return tfm::format(_("Modify the property of scenery layer %s"), oldProperty.name);
	}

	void SetLayerPropertyCommand::setLayerProperty(const std::string& oldName, const LayerProperty& newProperty) {
	SceneryLayer *tmp = NULL;

	// Find the existing layer
	{
	auto it = editor->sceneryLayers.find(oldName);
	assert(it != editor->sceneryLayers.end() && it->second);
	tmp = it->second;
	}

	// Check if we need to rename scenery layer
	if (oldName != newProperty.name) {
	assert(editor->sceneryLayers.find(newProperty.name) == editor->sceneryLayers.end());

	// remove the old layer
	editor->sceneryLayers.erase(oldName);

	// then save the temp variable to the new layer
	editor->sceneryLayers[newProperty.name] = tmp;

	// show and select the newly created layer
	editor->layerVisibility[newProperty.name] = editor->layerVisibility[oldName];
	editor->layerVisibility.erase(oldName);
	editor->selectedLayer = newProperty.name;
	}

	// Now we update the properties of the layer
	tmp->speedX = newProperty.speedX;
	tmp->speedY = newProperty.speedY;
	tmp->cameraX = newProperty.cameraX;
	tmp->cameraY = newProperty.cameraY;
	}

	MoveToLayerCommand::MoveToLayerCommand(LevelEditor* levelEditor, std::vector<GameObject*>& gameObjects, const std::string& oldName, const std::string& newName)
	: editor(levelEditor), oldName(oldName), newName(newName), createNewLayer(NULL)
	{
	if (editor->sceneryLayers.find(newName) == editor->sceneryLayers.end()) {
	createNewLayer = new AddRemoveLayerCommand(levelEditor, newName, true);
	}
	for (auto obj : gameObjects) {
	Scenery scenery = dynamic_cast<Scenery>(obj);
	if (scenery) objects.push_back(scenery);
	}
	}

	void MoveToLayerCommand::execute() {
	if (createNewLayer) {
	createNewLayer->execute();
	}

	removeGameObject();
	addGameObject(newName);

	// show and select the new layer
	editor->layerVisibility[newName] = true;
	editor->selectedLayer = newName;

	// deselect all
	editor->deselectAll();
	}

	void MoveToLayerCommand::unexecute() {
	removeGameObject();
	addGameObject(oldName);

	if (createNewLayer) {
	createNewLayer->unexecute();
	}

	// show and select the old layer
	editor->layerVisibility[oldName] = true;
	editor->selectedLayer = oldName;

	// deselect all
	editor->deselectAll();
	}

	MoveToLayerCommand::~MoveToLayerCommand() {
	if (createNewLayer) {
	delete createNewLayer;
	}
	}

	std::string MoveToLayerCommand::describe() {
	const size_t number_of_objects = objects.size();
	/// TRANSLATORS: Context: Undo/Redo ...
	return tfm::format(ngettext("Move %d object from layer %s to layer %s", "Move %d objects from layer %s to layer %s", number_of_objects).c_str(),
	number_of_objects, oldName, newName);
	}

	void MoveToLayerCommand::removeGameObject() {
	// Remove objects
	for (int index = 0; index < (int)objects.size(); index++) {
	Scenery *scenery = objects[index];

	//Now we remove the object from scenery.
	for (auto it = editor->sceneryLayers.begin(); it != editor->sceneryLayers.end(); ++it){
	auto it2 = find(it->second->objects.begin(), it->second->objects.end(), scenery);
	if (it2 != it->second->objects.end()) {
	it->second->objects.erase(it2);
	break;
	}
	}
	}
	}

	void MoveToLayerCommand::addGameObject(const std::string& layer) {
	// Add objects
	const auto& target = editor->sceneryLayers[layer];
	for (int index = 0; index < (int)objects.size(); index++) {
	target->objects.push_back(objects[index]);
	}
	}

	diff --git a/src/Functions.cpp b/src/Functions.cpp
	index 6735cdc..e8ac09d 100644
	--- a/src/Functions.cpp
	+++ b/src/Functions.cpp
	@@ -1,1620 +1,1620 @@
	/*
	* 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>
	#define TO_UTF8(SRC, DEST) WideCharToMultiByte(CP_UTF8, 0, SRC, -1, DEST, sizeof(DEST), NULL, NULL)
	#define TO_UTF16(SRC, DEST) MultiByteToWideChar(CP_UTF8, 0, SRC, -1, DEST, sizeof(DEST)/sizeof(DEST[0]))
	#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;

	//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;

	std::string ngettext(const std::string& message,const std::string& messageplural,int num) {
	if (dictionaryManager) {
	return dictionaryManager->get_dictionary().translate_plural(message, messageplural, num);
	} else {
	//Assume it's of English plural rule
	return (num != 1) ? messageplural : message;
	}
	}

	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(dxdx+dydy);
	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+pdx+0.5),int(y1+pdy+0.5),
	int(x1+(p-xsize)dx-ysizedy+0.5),int(y1+(p-xsize)dy+ysizedx+0.5),renderer,color);
	drawLine(int(x1+pdx+0.5),int(y1+pdy+0.5),
	int(x1+(p-xsize)dx+ysizedy+0.5),int(y1+(p-xsize)dy-ysizedx+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<SDL_Point> getResolutionList(){
	//Vector that will hold the resolutions to choose from.
	- vector<_res> resolutionList;
	+ vector<SDL_Point> 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[] = {
	+ static const SDL_Point 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++){
	+ for (unsigned int i = 0; i<sizeof(predefinedResolutionList) / sizeof(SDL_Point); 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};
	+ SDL_Point 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();
	-
	+ vector<SDL_Point> resolutionList=getResolutionList();
	+
	//The resolution that will hold the final result, we start with the minimum (800x600).
	- _res closestMatch={800,600};
	+ SDL_Point closestMatch = { 800, 600 };
	int width=atoi(getSettings()->getValue("width").c_str());
	- //int height=atoi(getSettings()->getValue("height").c_str());
	-
	+ int height=atoi(getSettings()->getValue("height").c_str());
	+ int delta = 0x40000000;
	+
	//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;
	- }
	+ for (int i = 0; i < (int)resolutionList.size(); i++){
	+ int dx = width - resolutionList[i].x;
	+ if (dx < 0) dx = -dx;
	+ int dy = height - resolutionList[i].y;
	+ if (dy < 0) dy = -dy;
	+
	+ if (dx + dy < delta){
	+ delta = dx + dy;
	+ closestMatch.x = resolutionList[i].x;
	+ closestMatch.y = resolutionList[i].y;
	+ }
	}
	-
	+
	//Now set the resolution to the closest match.
	char s[64];
	- sprintf(s,"%d",closestMatch.w);
	+ sprintf(s,"%d",closestMatch.x);
	getSettings()->setValue("width",s);
	- sprintf(s,"%d",closestMatch.h);
	+ sprintf(s,"%d",closestMatch.y);
	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->set_use_fuzzy(false);
	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("DejaVuSansMono",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 = titleTextureFromText(renderer, _("Loading..."), fg, w);
	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_PATH;
	levelsPack->type=COLLECTION;
	LevelPack* customLevelsPack=new LevelPack;
	customLevelsPack->levelpackName="Custom Levels";
	customLevelsPack->levelpackPath=CUSTOM_LEVELS_PATH;
	customLevelsPack->type=COLLECTION;

	//List the main levels and add them one for one.
	v = enumAllFiles(getDataPath() + "levels/");
	for (vector<string>::iterator i = v.begin(); i != v.end(); ++i){
	levelsPack->addLevel(getDataPath() + "levels/" + *i);
	levelsPack->setLocked(levelsPack->getLevelCount() - 1);
	}
	//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(){
	//Check the version of config file.
	int version = 0;
	std::string cfgV05 = getUserPath(USER_CONFIG) + "meandmyshadow_V0.5.cfg";
	std::string cfgV04 = getUserPath(USER_CONFIG) + "meandmyshadow.cfg";

	if (fileExists(cfgV05.c_str())) {
	//We find a config file of current version.
	version = 0x000500;
	} else if (fileExists(cfgV04.c_str())) {
	//We find a config file of V0.4 version or earlier.
	copyFile(cfgV04.c_str(), cfgV05.c_str());
	version = 0x000400;
	} else {
	//No config file found, just create a new one.
	version = 0x000500;
	}
	settings=new Settings(cfgV05);
	settings->parseFile(version);

	//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;
	}

	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(1000/FPS);
	}
	}

	//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;
	}

	bool pointOnRect(const SDL_Rect& point, const SDL_Rect& rect) {
	if(point.x >= rect.x && point.x < rect.x + rect.w
	&& point.y >= rect.y && point.y < rect.y + rect.h) {
	return true;
	}
	return false;
	}

	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, const string& prompt,msgBoxButtons buttons,const string& title){
	//Create the event handler.
	msgBoxHandler objHandler;

	//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.
	{
	//NOTE: We shouldn't modify the cotents in the c_str() of a string,
	//since it's said that at least in g++ the std::string is copy-on-write
	//hence if we modify the content it may break

	//The copy of the prompt.
	std::vector<char> copyOfPrompt(prompt.begin(), prompt.end());

	//Append another '\0' to it.
	copyOfPrompt.push_back(0);

	//Pointer to the string.
	char* lps = &(copyOfPrompt[0]);
	//Pointer to a character.
	char* lp=NULL;

	//The list of labels.
	std::vector<GUIObject*> labels;

	//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.
	GUIObject *label = new GUILabel(imageManager, renderer, 0, y, root->width, 25, lps, 0, true, true, GUIGravityCenter);
	labels.push_back(label);
	root->addChild(label);

	//Calculate the width of the text.
	int w = 0;
	TTF_SizeUTF8(fontText, lps, &w, NULL);
	w += 20;
	if (w > root->width) root->width = w;

	//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;
	}

	//Shrink the dialog if it's too big.
	if (root->width > SCREEN_WIDTH - 20) root->width = SCREEN_WIDTH - 20;
	root->left = (SCREEN_WIDTH - root->width) / 2;

	//Move labels to their correct locations.
	for (auto label : labels) {
	label->width = root->width;
	}
	}

	//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]=0.35;
	places[1]=0.65;
	}else if(count==3){
	places[0]=0.25;
	places[1]=0.5;
	places[2]=0.75;
	}

	std::vector<GUIButton*> buttons;

	//Loop to add the buttons.
	for(int i=0;i<count;i++){
	GUIButton* obj = new GUIButton(imageManager, renderer, root->width*places[i], y, -1, 36, button[i].c_str(), value[i], true, true, GUIGravityCenter);
	obj->eventCallback=&objHandler;
	buttons.push_back(obj);
	root->addChild(obj);
	}

	//Update widgets
	for (int i = 0; i < count; i++) {
	buttons[i]->render(renderer, 0, 0, false);
	}

	bool overlap = false;

	//Check if they overlap
	if (buttons[0]->left - buttons[0]->gravityX < 5 \|\|
	buttons[count - 1]->left - buttons[count - 1]->gravityX + buttons[count - 1]->width > root->width - 5)
	{
	overlap = true;
	} else {
	for (int i = 0; i < count - 1; i++) {
	if (buttons[i]->left - buttons[i]->gravityX + buttons[i]->width >= buttons[i + 1]->left - buttons[i + 1]->gravityX) {
	overlap = true;
	break;
	}
	}
	}

	//Shrink the font size if any buttons are overlap
	if (overlap) {
	for (int i = 0; i < count; i++) {
	buttons[i]->smallFont = true;
	buttons[i]->width = -1;
	}
	}
	}

	//Now we dim the screen and keep the GUI rendering/updating.
	GUIOverlay* overlay=new GUIOverlay(renderer,root);
	overlay->keyboardNavigationMode = LeftRightFocus \| UpDownFocus \| TabFocus \| ((count == 1) ? 0 : ReturnControls);
	overlay->enterLoop(imageManager, renderer, true, count == 1);

	//And return the result.
	return (msgBoxResult)objHandler.ret;
	}

	// 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
	wchar_t ws[4096];
	TO_UTF16(url.c_str(), ws);
	SDL_SysWMinfo info = {};
	SDL_VERSION(&info.version);
	SDL_GetWindowWMInfo(sdlWindow, &info);
	ShellExecuteW(info.info.win.window, L"open", ws, 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;
	}

	int getKeyboardRepeatDelay() {
	static int ret = -1;

	if (ret < 0) {
	#ifdef WIN32
	int i = 0;
	SystemParametersInfoW(SPI_GETKEYBOARDDELAY, 0, &i, 0);
	// NOTE: these weird numbers are derived from Microsoft's documentation explaining the return value of SystemParametersInfo.
	i = clamp(i, 0, 3);
	ret = (i + 1) * 10;
	#else
	// TODO: platform-dependent code
	// Assume it's 250ms, i.e. 10 frames
	ret = 10;
	#endif
	// Debug
	#ifdef _DEBUG
	printf("getKeyboardRepeatDelay() = %d\n", ret);
	#endif
	}

	return ret;
	}

	int getKeyboardRepeatInterval() {
	static int ret = -1;

	if (ret < 0) {
	#ifdef WIN32
	int i = 0;
	SystemParametersInfoW(SPI_GETKEYBOARDSPEED, 0, &i, 0);
	// NOTE: these weird numbers are derived from Microsoft's documentation explaining the return value of SystemParametersInfo.
	i = clamp(i, 0, 31);
	ret = (int)floor(40.0f / (2.5f + 0.887097f * (float)i) + 0.5f);
	#else
	// TODO: platform-dependent code
	// Assume it's 25ms, i.e. 1 frame
	ret = 1;
	#endif
	// Debug
	#ifdef _DEBUG
	printf("getKeyboardRepeatInterval() = %d\n", ret);
	#endif
	}

	return ret;
	}
	diff --git a/src/Functions.h b/src/Functions.h
	index 04fd988..d86784b 100644
	--- a/src/Functions.h
	+++ b/src/Functions.h
	@@ -1,300 +1,294 @@
	/*
	* 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;

	//gettext function for plural forms
	//message: The singular version of the message to translate.
	//messageplural: The plural version of the message to translate.
	//num: The number to fetch the plural form for
	//Returns: The translated string or the original string if there are no translations available.
	std::string ngettext(const std::string& message, const std::string& messageplural, int num);

	//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();
	+std::vector<SDL_Point> 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 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);

	//Checks if a given point lays on an SDL_Rect
	//point: The point to check.
	//rect: The rectangle to check.
	//Returns: True if the point is on the rectangle.
	bool pointOnRect(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, const std::string& prompt,msgBoxButtons buttons,const std::string& title);

	// 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);

	// Retrieves the (approximate) keyboard repeat delay time, in frames (NOTE: frame rate is hardcoded as 40).
	int getKeyboardRepeatDelay();

	// Retrieves the (approximate) keyboard repeat interval time, in frames (NOTE: frame rate is hardcoded as 40).
	int getKeyboardRepeatInterval();

	#endif
	diff --git a/src/OptionsMenu.cpp b/src/OptionsMenu.cpp
	index f0b4057..9927d61 100644
	--- a/src/OptionsMenu.cpp
	+++ b/src/OptionsMenu.cpp
	@@ -1,592 +1,592 @@
	/*
	* 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 "Functions.h"
	#include "GameState.h"
	#include "OptionsMenu.h"
	#include "ThemeManager.h"
	#include "GUIListBox.h"
	#include "GUISlider.h"
	#include "InputManager.h"
	#include "LevelPackManager.h"
	#include "StatisticsManager.h"
	#include "MusicManager.h"
	#include "SoundManager.h"
	#include <iostream>
	#include <sstream>

	#include "libs/tinygettext/tinygettext.hpp"
	#include "libs/findlocale/findlocale.h"

	using namespace std;

	/////////////////////////OPTIONS_MENU//////////////////////////////////

	//Some variables for the options.
	static bool fullscreen,internet,fade,quickrec;
	static string themeName,languageName;
	static int lastLang,lastRes;

	static bool useProxy;
	static string internetProxy;

	static bool restartFlag;

	-static _res currentRes;
	-static vector<_res> resolutionList;
	+static SDL_Point currentRes;
	+static vector<SDL_Point> resolutionList;

	Options::Options(ImageManager& imageManager,SDL_Renderer& renderer){
	//Render the title.
	title = titleTextureFromText(renderer, _("Settings"), objThemes.getTextColor(false), SCREEN_WIDTH);

	//Initialize variables.
	lastJumpSound=0;
	clearIconHower=false;
	section = 2;
	section2 = 1;

	//Load icon image and tooltip text.
	clearIcon=imageManager.loadTexture(getDataPath()+"gfx/menu/clear-progress.png",renderer);
	/// TRANSLATORS: Used for button which clear any level progress like unlocked levels and highscores.
	clearTooltip=textureFromText(renderer, *fontText, _("Clear Progress"), objThemes.getTextColor(true));

	//Set some default settings.
	fullscreen=getSettings()->getBoolValue("fullscreen");
	languageName=getSettings()->getValue("lang");
	themeName=processFileName(getSettings()->getValue("theme"));
	internet=getSettings()->getBoolValue("internet");
	internetProxy=getSettings()->getValue("internet-proxy");
	useProxy=!internetProxy.empty();
	fade=getSettings()->getBoolValue("fading");
	quickrec=getSettings()->getBoolValue("quickrecord");

	//Set the restartFlag false.
	restartFlag=false;

	//Now create the gui.
	createGUI(imageManager,renderer);
	}

	Options::~Options(){
	//Delete the GUI.
	if(GUIObjectRoot){
	delete GUIObjectRoot;
	GUIObjectRoot=NULL;
	}
	}

	void Options::createGUI(ImageManager& imageManager,SDL_Renderer& renderer){
	//Variables for positioning
	const int columnW=SCREEN_WIDTH*0.3;
	const int column1X=SCREEN_WIDTH*0.15;
	const int column2X=SCREEN_WIDTH*0.55;
	const int lineHeight=40;

	//Create the root element of the GUI.
	if(GUIObjectRoot){
	delete GUIObjectRoot;
	GUIObjectRoot=NULL;
	}
	GUIObjectRoot=new GUIObject(imageManager,renderer,0,0,SCREEN_WIDTH,SCREEN_HEIGHT);

	//Single line list for different tabs.
	GUISingleLineListBox* listBox=new GUISingleLineListBox(imageManager,renderer,(SCREEN_WIDTH-500)/2,104,500,32);
	listBox->addItem(_("General"));
	listBox->addItem(_("Controls"));
	listBox->value=0;
	listBox->name="lstTabs";
	listBox->eventCallback=this;
	GUIObjectRoot->addChild(listBox);

	//Create general tab.
	tabGeneral=new GUIObject(imageManager,renderer,0,150,SCREEN_WIDTH,SCREEN_HEIGHT);
	GUIObjectRoot->addChild(tabGeneral);

	//Now we create GUIObjects for every option.
	GUIObject* obj=new GUILabel(imageManager,renderer,column1X,0,columnW,36,_("Music"));
	tabGeneral->addChild(obj);

	musicSlider=new GUISlider(imageManager,renderer,column2X,0,columnW,36,atoi(getSettings()->getValue("music").c_str()),0,128,15);
	musicSlider->name="sldMusic";
	musicSlider->eventCallback=this;
	tabGeneral->addChild(musicSlider);

	obj=new GUILabel(imageManager,renderer,column1X,lineHeight,columnW,36,_("Sound"));
	tabGeneral->addChild(obj);

	soundSlider=new GUISlider(imageManager,renderer,column2X,lineHeight,columnW,36,atoi(getSettings()->getValue("sound").c_str()),0,128,15);
	soundSlider->name="sldSound";
	soundSlider->eventCallback=this;
	tabGeneral->addChild(soundSlider);

	obj=new GUILabel(imageManager,renderer,column1X,2*lineHeight,columnW,36,_("Resolution"));
	obj->name="lstResolution";
	tabGeneral->addChild(obj);

	//Create list with many different resolutions.
	resolutions = new GUISingleLineListBox(imageManager,renderer,column2X,2*lineHeight,columnW,36);
	resolutions->value=-1;

	//Only get the resolution list if it hasn't been done before.
	if(resolutionList.empty()){
	resolutionList=getResolutionList();
	}

	//Get current resolution from config file. Thus it can be user defined.
	- currentRes.w=atoi(getSettings()->getValue("width").c_str());
	- currentRes.h=atoi(getSettings()->getValue("height").c_str());
	+ currentRes.x=atoi(getSettings()->getValue("width").c_str());
	+ currentRes.y=atoi(getSettings()->getValue("height").c_str());

	for(int i=0; i<(int)resolutionList.size();i++){
	//Create a string from width and height and then add it to list.
	ostringstream out;
	- out << resolutionList[i].w << "x" << resolutionList[i].h;
	+ out << resolutionList[i].x << "x" << resolutionList[i].y;
	resolutions->addItem(out.str());

	//Check if current resolution matches, select it.
	- if(resolutionList[i].w==currentRes.w && resolutionList[i].h==currentRes.h){
	+ if(resolutionList[i].x==currentRes.x && resolutionList[i].y==currentRes.y){
	resolutions->value=i;
	}
	}

	//Add current resolution if it isn't already in the list.
	if(resolutions->value==-1){
	ostringstream out;
	- out << currentRes.w << "x" << currentRes.h;
	+ out << currentRes.x << "x" << currentRes.y;
	resolutions->addItem(out.str());
	resolutions->value=resolutions->item.size()-1;
	}
	lastRes=resolutions->value;

	tabGeneral->addChild(resolutions);

	obj=new GUILabel(imageManager,renderer,column1X,3*lineHeight,columnW,36,_("Language"));
	tabGeneral->addChild(obj);

	//Create GUI list with available languages.
	langs = new GUISingleLineListBox(imageManager,renderer,column2X,3*lineHeight,columnW,36);
	langs->name="lstLanguages";

	/// TRANSLATORS: as detect user's language automatically
	langs->addItem("",_("Auto-Detect"));
	langs->addItem("en","English");

	//Get a list of every available language.
	set<tinygettext::Language> languages = dictionaryManager->get_languages();
	for (set<tinygettext::Language>::iterator s0 = languages.begin(); s0 != languages.end(); ++s0){
	//If language in loop is the same in config file, then select it
	if(getSettings()->getValue("lang")==s0->str()){
	lastLang=distance(languages.begin(),s0)+2;
	}
	//Add language in loop to list and listbox.
	langs->addItem(s0->str(),s0->get_name());
	}

	//If Auto or English are selected.
	if(getSettings()->getValue("lang")==""){
	lastLang=0;
	}else if(getSettings()->getValue("lang")=="en"){
	lastLang=1;
	}

	langs->value=lastLang;
	tabGeneral->addChild(langs);

	obj=new GUILabel(imageManager,renderer,column1X,4*lineHeight,columnW,36,_("Theme"));
	obj->name="theme";
	tabGeneral->addChild(obj);

	//Create the theme option gui element.
	theme=new GUISingleLineListBox(imageManager,renderer,column2X,4*lineHeight,columnW,36);
	theme->name="lstTheme";

	//Vector containing the theme locations and names.
	vector<pair<string,string> > themes;
	vector<string> v=enumAllDirs(getUserPath(USER_DATA)+"themes/");
	for(vector<string>::iterator i=v.begin(); i!=v.end(); ++i){
	string location=getUserPath(USER_DATA)+"themes/"+*i;
	themes.push_back(pair<string,string>(location,*i));
	}
	vector<string> v2=enumAllDirs(getDataPath()+"themes/");
	for(vector<string>::iterator i=v2.begin(); i!=v2.end(); ++i){
	string location=getDataPath()+"themes/"+*i;
	themes.push_back(pair<string,string>(location,*i));
	}

	//Try to find the configured theme so we can display it.
	int value=-1;
	for(vector<pair<string,string> >::iterator i=themes.begin(); i!=themes.end(); ++i){
	if(i->first==themeName) {
	value=i-themes.begin();
	}
	}
	theme->addItems(themes);
	if(value==-1)
	value=theme->item.size()-1;
	theme->value=value;
	//NOTE: We call the event handling method to correctly set the themename.
	GUIEventCallback_OnEvent(imageManager,renderer,"lstTheme",theme,GUIEventChange);
	theme->eventCallback=this;
	tabGeneral->addChild(theme);

	//Proxy settings.
	obj=new GUILabel(imageManager,renderer,column1X,5*lineHeight,columnW,36,_("Internet proxy"));
	obj->name="chkProxy";
	obj->eventCallback=this;
	tabGeneral->addChild(obj);
	obj=new GUITextBox(imageManager,renderer,column2X,5*lineHeight,columnW,36,internetProxy.c_str());
	obj->name="txtProxy";
	obj->eventCallback=this;
	tabGeneral->addChild(obj);

	obj=new GUICheckBox(imageManager,renderer,column1X,6*lineHeight,columnW,36,_("Fullscreen"),fullscreen?1:0);
	obj->name="chkFullscreen";
	obj->eventCallback=this;
	tabGeneral->addChild(obj);

	obj = new GUICheckBox(imageManager, renderer, column1X, 7 * lineHeight, columnW, 36, _("Quick record"), quickrec ? 1 : 0);
	obj->name = "chkQuickRec";
	obj->eventCallback = this;
	tabGeneral->addChild(obj);

	obj=new GUICheckBox(imageManager,renderer,column2X,6*lineHeight,columnW,36,_("Internet"),internet?1:0);
	obj->name="chkInternet";
	obj->eventCallback=this;
	tabGeneral->addChild(obj);

	obj=new GUICheckBox(imageManager,renderer,column2X,7*lineHeight,columnW,36,_("Fade transition"),fade?1:0);
	obj->name="chkFade";
	obj->eventCallback=this;
	tabGeneral->addChild(obj);

	//Create the controls tab.
	tabControls=inputMgr.showConfig(imageManager,renderer,SCREEN_HEIGHT-210);
	tabControls->top=140;
	tabControls->visible=false;
	GUIObjectRoot->addChild(tabControls);

	//Save original keys.
	for(int i=0;i<INPUTMGR_MAX;i++){
	tmpKeys[i]=inputMgr.getKeyCode((InputManagerKeys)i,false);
	tmpAlternativeKeys[i]=inputMgr.getKeyCode((InputManagerKeys)i,true);
	}

	//Create buttons.
	cmdBack = new GUIButton(imageManager, renderer, SCREEN_WIDTH*0.3, SCREEN_HEIGHT - 60, -1, 36, _("Cancel"), 0, true, true, GUIGravityCenter);
	cmdBack->name = "cmdBack";
	cmdBack->eventCallback = this;
	GUIObjectRoot->addChild(cmdBack);

	cmdSave = new GUIButton(imageManager, renderer, SCREEN_WIDTH*0.7, SCREEN_HEIGHT - 60, -1, 36, _("Save Changes"), 0, true, true, GUIGravityCenter);
	cmdSave->name = "cmdSave";
	cmdSave->eventCallback = this;
	GUIObjectRoot->addChild(cmdSave);
	}

	static string convertInt(int i){
	stringstream ss;
	ss << i;
	return ss.str();
	}

	void Options::GUIEventCallback_OnEvent(ImageManager& imageManager, SDL_Renderer& renderer, std::string name,GUIObject* obj,int eventType){
	//Check what type of event it was.
	if(eventType==GUIEventClick){
	if(name=="cmdBack"){
	//Reset the key changes.
	for(int i=0;i<INPUTMGR_MAX;i++){
	inputMgr.setKeyCode((InputManagerKeys)i,tmpKeys[i],false);
	inputMgr.setKeyCode((InputManagerKeys)i,tmpAlternativeKeys[i],true);
	}

	//Reset the music volume.
	getMusicManager()->setVolume(atoi(getSettings()->getValue("music").c_str()));
	Mix_Volume(-1,atoi(getSettings()->getValue("sound").c_str()));

	//And goto the main menu.
	setNextState(STATE_MENU);
	}else if(name=="cmdSave"){
	//Save is pressed thus save
	char s[64];
	sprintf(s,"%d",soundSlider->value);
	getSettings()->setValue("sound",s);
	sprintf(s,"%d",musicSlider->value);
	getSettings()->setValue("music",s);
	getMusicManager()->setEnabled(musicSlider->value>0);
	Mix_Volume(-1,soundSlider->value);
	getSettings()->setValue("fullscreen",fullscreen?"1":"0");
	getSettings()->setValue("internet",internet?"1":"0");
	getSettings()->setValue("theme",themeName);
	getSettings()->setValue("fading",fade?"1":"0");
	getSettings()->setValue("quickrecord",quickrec?"1":"0");
	//Before loading the theme remove the previous one from the stack.
	objThemes.removeTheme();
	loadTheme(imageManager,renderer,themeName);
	if(!useProxy)
	internetProxy.clear();
	getSettings()->setValue("internet-proxy",internetProxy);
	getSettings()->setValue("lang",langs->getName());

	//Is resolution from the list or is it user defined in config file
	if(resolutions->value<(int)resolutionList.size()){
	- getSettings()->setValue("width",convertInt(resolutionList[resolutions->value].w));
	- getSettings()->setValue("height",convertInt(resolutionList[resolutions->value].h));
	+ getSettings()->setValue("width",convertInt(resolutionList[resolutions->value].x));
	+ getSettings()->setValue("height",convertInt(resolutionList[resolutions->value].y));
	}else{
	- getSettings()->setValue("width",convertInt(currentRes.w));
	- getSettings()->setValue("height",convertInt(currentRes.h));
	+ getSettings()->setValue("width",convertInt(currentRes.x));
	+ getSettings()->setValue("height",convertInt(currentRes.y));
	}

	//Save the key configuration.
	inputMgr.saveConfig();

	//Save the settings.
	saveSettings();

	//Before we return check if some .
	if(restartFlag \|\| resolutions->value!=lastRes){
	//The resolution changed so we need to recreate the screen.
	if(!createScreen()){
	//Screen creation failed so set to safe settings.
	getSettings()->setValue("fullscreen","0");
	- getSettings()->setValue("width",convertInt(resolutionList[lastRes].w));
	- getSettings()->setValue("height",convertInt(resolutionList[lastRes].h));
	+ getSettings()->setValue("width",convertInt(resolutionList[lastRes].x));
	+ getSettings()->setValue("height",convertInt(resolutionList[lastRes].y));

	if(!createScreen()){
	//Everything fails so quit.
	setNextState(STATE_EXIT);
	return;
	}
	}

	//The screen is created, now load the (menu) theme.
	if(!loadTheme(imageManager,renderer,"")){
	//Loading the theme failed so quit.
	setNextState(STATE_EXIT);
	return;
	}
	}

	if(langs->value!=lastLang){
	//We set the language.
	language=langs->getName();

	if (language.empty()) {
	// The language is set to auto-detect.
	FL_Locale *locale;
	FL_FindLocale(&locale, FL_MESSAGES);

	language = locale->lang;
	if (locale->country != NULL){
	language += string("_") + string(locale->country);
	}
	if (locale->variant != NULL){
	language += string("@") + string(locale->variant);
	}

	FL_FreeLocale(&locale);
	}

	dictionaryManager->set_language(tinygettext::Language::from_name(language));
	getLevelPackManager()->updateLanguage();

	//And reload the font.
	if(!loadFonts()){
	//Loading failed so quit.
	setNextState(STATE_EXIT);
	return;
	}
	}

	//Now return to the main menu.
	setNextState(STATE_MENU);
	}else if(name=="chkFullscreen"){
	fullscreen=obj->value?true:false;

	//Check if fullscreen changed.
	if(fullscreen==getSettings()->getBoolValue("fullscreen")){
	//We disable the restart message flag.
	restartFlag=false;
	}else{
	//We set the restart message flag.
	restartFlag=true;
	}

	}else if(name=="chkInternet"){
	internet=obj->value?true:false;
	}else if(name=="chkProxy"){
	useProxy=obj->value?true:false;
	}else if(name=="chkFade"){
	fade=obj->value?true:false;
	}else if(name=="chkQuickRec"){
	quickrec=obj->value?true:false;
	}
	}
	if(name=="lstTheme"){
	if(theme!=NULL && theme->value>=0 && theme->value<(int)theme->item.size()){
	//Convert the themeName to contain %DATA%, etc...
	themeName=compressFileName(theme->item[theme->value].first);
	}
	}else if(name=="txtProxy"){
	internetProxy=obj->caption;

	//Check if the internetProxy field is empty.
	useProxy=!internetProxy.empty();
	}else if(name=="sldMusic"){
	getMusicManager()->setEnabled(musicSlider->value>0);
	getMusicManager()->setVolume(musicSlider->value);
	}else if(name=="sldSound"){
	Mix_Volume(-1,soundSlider->value);
	if(lastJumpSound==0){
	getSoundManager()->playSound("jump");
	lastJumpSound=15;
	}
	}
	if(name=="lstTabs"){
	if(obj->value==0){
	tabGeneral->visible=true;
	tabControls->visible=false;
	}else{
	tabGeneral->visible=false;
	tabControls->visible=true;
	}
	}
	}

	void Options::handleEvents(ImageManager& imageManager, SDL_Renderer& renderer){
	//Check keyboard navigation.
	if (tabGeneral && tabGeneral->visible) {
	if (inputMgr.isKeyDownEvent(INPUTMGR_TAB)) {
	isKeyboardOnly = true;
	section = (section == 2) ? 3 : 2;

	//Update selection.
	if (section == 2) {
	tabGeneral->selectNextControl(1, -1);
	} else {
	tabGeneral->setSelectedControl(-1);
	}
	}
	if (section == 2) {
	tabGeneral->handleKeyboardNavigationEvents(imageManager, renderer, UpDownFocus \| ReturnControls \| LeftRightControls);
	} else if (section == 3) {
	if (inputMgr.isKeyDownEvent(INPUTMGR_DOWN) \|\| inputMgr.isKeyDownEvent(INPUTMGR_RIGHT)) {
	isKeyboardOnly = true;
	section2++;
	if (section2 > 3) section2 = 1;
	} else if (inputMgr.isKeyDownEvent(INPUTMGR_UP) \|\| inputMgr.isKeyDownEvent(INPUTMGR_LEFT)) {
	isKeyboardOnly = true;
	section2--;
	if (section2 < 1) section2 = 3;
	}
	if (isKeyboardOnly && inputMgr.isKeyDownEvent(INPUTMGR_SELECT) && section == 3) {
	if (section2 == 1) {
	GUIEventCallback_OnEvent(imageManager, renderer, cmdBack->name, cmdBack, GUIEventClick);
	} else if (section2 == 2) {
	GUIEventCallback_OnEvent(imageManager, renderer, cmdSave->name, cmdSave, GUIEventClick);
	}
	}
	}
	}

	//Process mouse event only when it's not keyboard only mode.
	if (!isKeyboardOnly) {
	//Get the x and y location of the mouse.
	int x, y;
	SDL_GetMouseState(&x, &y);

	//Check icon.
	if (event.type == SDL_MOUSEMOTION \|\| event.type == SDL_MOUSEBUTTONDOWN){
	if (y >= SCREEN_HEIGHT - 56 && y < SCREEN_HEIGHT - 8 && x >= SCREEN_WIDTH - 56)
	clearIconHower = true;
	else
	clearIconHower = false;
	}
	}

	//Update highlight on keyboard only mode.
	if (isKeyboardOnly) {
	cmdBack->state = (section == 3 && section2 == 1) ? 1 : 0;
	cmdSave->state = (section == 3 && section2 == 2) ? 1 : 0;
	clearIconHower = (section == 3 && section2 == 3);
	}

	if ((isKeyboardOnly ? inputMgr.isKeyDownEvent(INPUTMGR_SELECT) :
	(event.type == SDL_MOUSEBUTTONUP && event.button.button == SDL_BUTTON_LEFT)) && clearIconHower)
	{
	if(msgBox(imageManager,renderer,_("Do you really want to reset level progress?"),MsgBoxYesNo,_("Warning"))==MsgBoxYes){
	//We delete the progress folder.
	#ifdef WIN32
	removeDirectory((getUserPath()+"progress").c_str());
	createDirectory((getUserPath()+"progress").c_str());
	#else
	removeDirectory((getUserPath(USER_DATA)+"/progress").c_str());
	createDirectory((getUserPath(USER_DATA)+"/progress").c_str());
	#endif
	//Reset statistics.
	statsMgr.reloadCompletedLevelsAndAchievements();
	}
	}

	//Check if we need to quit, if so enter the exit state.
	if(event.type==SDL_QUIT){
	setNextState(STATE_EXIT);
	}

	//Check if the escape button is pressed, if so go back to the main menu.
	if (inputMgr.isKeyDownEvent(INPUTMGR_ESCAPE) && (tabControls == NULL \|\| !tabControls->visible)) {
	setNextState(STATE_MENU);
	}
	}

	void Options::logic(ImageManager&, SDL_Renderer&){
	//Increase the lastJumpSound variable if needed.
	if(lastJumpSound!=0){
	lastJumpSound--;
	}
	}

	void Options::render(ImageManager&, SDL_Renderer& renderer){
	//Draw background.
	objThemes.getBackground(true)->draw(renderer);
	objThemes.getBackground(true)->updateAnimation();

	//Now render the title.
	drawTitleTexture(SCREEN_WIDTH, *title, renderer);

	//Check if an icon is selected/highlighted and draw tooltip
	if(clearIconHower){
	const SDL_Rect texSize = rectFromTexture(*clearTooltip);
	drawGUIBox(-2,SCREEN_HEIGHT-texSize.h-2,texSize.w+4,texSize.h+4,renderer,0xFFFFFFFF);
	applyTexture(0,SCREEN_HEIGHT-texSize.h,clearTooltip,renderer);
	}

	//Draw border of icon if it's keyboard only mode.
	if (isKeyboardOnly && clearIconHower) {
	drawGUIBox(SCREEN_WIDTH - 52, SCREEN_HEIGHT - 52, 40, 40, renderer, 0xFFFFFF40);
	}

	//Draw icon.
	applyTexture(SCREEN_WIDTH-48,SCREEN_HEIGHT-48,*clearIcon,renderer);

	//NOTE: The rendering of the GUI is done in Main.
	}

	void Options::resize(ImageManager& imageManager, SDL_Renderer& renderer){
	//Recreate the gui to fit the new resolution.
	createGUI(imageManager,renderer);
	}

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