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	diff --git a/src/CommandManager.cpp b/src/CommandManager.cpp
	index c7bbc65..631841d 100644
	--- a/src/CommandManager.cpp
	+++ b/src/CommandManager.cpp
	@@ -1,154 +1,154 @@
	/*
	* 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 "CommandManager.h"
	#include "Commands.h"
	#include "Functions.h"

	#include "libs/tinyformat/tinyformat.h"

	#include <iostream>

	bool CommandManager::canUndo() const {
	return currentCommand > 0;
	}

	bool CommandManager::canRedo() const {
	return currentCommand < (int)undoList.size();
	}

	std::string CommandManager::describeUndo() {
	if (canUndo()) {
	- return tfm::format(_("Undo %s"), undoList[currentCommand - 1]->describe());
	+ return tfm::format(_("Undo %s"), undoList[currentCommand - 1]->describe()) + " (Ctrl+Z)";
	} else {
	return _("Can't undo");
	}
	}

	std::string CommandManager::describeRedo() {
	if (canRedo()) {
	- return tfm::format(_("Redo %s"), undoList[currentCommand]->describe());
	+ return tfm::format(_("Redo %s"), undoList[currentCommand]->describe()) + " (Ctrl+Y)";
	} else {
	return _("Can't redo");
	}
	}

	int CommandManager::getUndoLevel() const {
	return undoLevel;
	}

	void CommandManager::setUndoLevel(int newValue) {
	undoLevel = newValue;

	// check if the current undo list is too big
	const int n = undoList.size() - undoLevel;
	if (n > 0) {
	currentCommand -= n;
	pivot = (pivot < n) ? -1 : (pivot - n);

	for (int i = 0; i < n; i++) {
	delete undoList[i];
	}

	undoList.erase(undoList.begin(), undoList.begin() + n);
	}
	}

	bool CommandManager::isChanged() const {
	return currentCommand != pivot;
	}

	void CommandManager::doCommand(Command* command) {
	// clear the redo list
	if (currentCommand < (int)undoList.size()) {
	if (pivot > currentCommand) pivot = -1;

	for (int i = currentCommand; i < (int)undoList.size(); i++) {
	delete undoList[i];
	}

	undoList.erase(undoList.begin() + currentCommand, undoList.end());
	}

	// debug
	#ifdef _DEBUG
	std::cout << "Do command: " << command->describe() << std::endl;
	#endif

	// Execute the command and add it to undo list
	command->execute();
	undoList.push_back(command);
	currentCommand++;

	// check if the current undo list is too big
	setUndoLevel(undoLevel);
	}

	void CommandManager::undo() {
	if (canUndo()) {
	//Move the pointer
	currentCommand--;

	//Gets the command in undoList.
	Command* command = undoList[currentCommand];

	// debug
	#ifdef _DEBUG
	std::cout << "Undo command: " << command->describe() << std::endl;
	#endif

	//undoing the command
	command->unexecute();
	}
	}

	void CommandManager::redo() {
	if (canRedo()) {
	//Gets the command in undoList.
	Command* command = undoList[currentCommand];

	// debug
	#ifdef _DEBUG
	std::cout << "Redo command: " << command->describe() << std::endl;
	#endif

	//redoing the command
	command->execute();

	//Move the pointer
	currentCommand++;
	}
	}

	void CommandManager::destroy() {
	for (int i = 0; i < (int)undoList.size(); i++) {
	delete undoList[i];
	}
	undoList.clear();

	currentCommand = 0;
	pivot = -1;
	}

	void CommandManager::resetChange() {
	pivot = currentCommand;
	}
	diff --git a/src/LevelEditor.cpp b/src/LevelEditor.cpp
	index 96183c4..3c22b12 100644
	--- a/src/LevelEditor.cpp
	+++ b/src/LevelEditor.cpp
	@@ -1,4839 +1,4851 @@
	/*
	* Copyright (C) 2011-2013 Me and My Shadow
	*
	* This file is part of Me and My Shadow.
	*
	* Me and My Shadow is free software: you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation, either version 3 of the License, or
	* (at your option) any later version.
	*
	* Me and My Shadow is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License
	* along with Me and My Shadow. If not, see <http://www.gnu.org/licenses/>.
	*/

	#include "Block.h"
	#include "Commands.h"
	#include "CommandManager.h"
	#include "GameState.h"
	#include "Functions.h"
	#include "GameObjects.h"
	#include "ThemeManager.h"
	#include "LevelPack.h"
	#include "LevelEditor.h"
	#include "TreeStorageNode.h"
	#include "POASerializer.h"
	#include "GUIListBox.h"
	#include "GUITextArea.h"
	#include "GUIWindow.h"
	#include "GUISpinBox.h"
	#include "MusicManager.h"
	#include "InputManager.h"
	#include "StatisticsManager.h"
	#include <fstream>
	#include <iostream>
	#include <vector>
	#include <algorithm>
	#include <string.h>
	#include <stdio.h>
	#include <sstream>

	#include <SDL_ttf.h>

	#include "libs/tinyformat/tinyformat.h"

	using namespace std;

	static int levelTime,levelRecordings;

	//Array containing translateble block names
	static const char* blockNames[TYPE_MAX]={
	__("Block"),__("Player Start"),__("Shadow Start"),
	__("Exit"),__("Shadow Block"),__("Spikes"),
	__("Checkpoint"),__("Swap"),__("Fragile"),
	__("Moving Block"),__("Moving Shadow Block"),__("Moving Spikes"),
	__("Teleporter"),__("Button"),__("Switch"),
	__("Conveyor Belt"),__("Shadow Conveyor Belt"),__("Notification Block"),__("Collectable"),__("Pushable")
	};

	static const std::array<const char*, static_cast<size_t>(ToolTips::TooltipMax)> tooltipNames = {
	__("Select"), __("Add"), __("Delete"), __("Play"), "", "", __("Level settings"), __("Save level"), __("Back to menu"), __("Configure")
	};

	+static const std::array<const char*, static_cast<size_t>(ToolTips::TooltipMax)> tooltipHotkey = {
	+ "F2", "F3", "F4", "F5", "", "", "", "Ctrl+S", "", ""
	+};
	+
	+static const std::array<int, static_cast<size_t>(ToolTips::TooltipMax)> tooltipHotkey2 = {
	+ -1, -1, -1, -1, -1, -1, INPUTMGR_TAB, -1, INPUTMGR_ESCAPE, -1
	+};

	//Array indicates if block is linkable
	static const bool isLinkable[TYPE_MAX]={
	false,false,false,
	false,false,false,
	false,false,false,
	true,true,true,
	true,true,true,
	false,false,false,false
	};

	static std::string describeSceneryName(const std::string& name) {
	//Check if the input is a valid block name.
	if (name.size() > 8 && name.substr(name.size() - 8) == "_Scenery") {
	auto it = Game::blockNameMap.find(name.substr(0, name.size() - 8));
	if (it != Game::blockNameMap.end()){
	return tfm::format(_("%s (Scenery)"), _(blockNames[it->second]));
	}
	}

	return name;
	}

	/////////////////LevelEditorActionsPopup/////////////////

	class LevelEditorActionsPopup:private GUIEventCallback{
	private:
	//The parent object.
	LevelEditor* parent;

	//The position and size of window.
	SDL_Rect rect;

	//Array containing the actions in this popup.
	GUIListBox* actions;

	//GUI image.
	SDL_Surface* bmGUI;

	//Pointer to the object the actions apply to.
	GameObject* target;

	//The behaviour names.
	vector<string> behaviour;
	//The fragile block states.
	vector<string> states;

	//The separator texture.
	//NOTE: It's created only when it's used. So don't access it directly!
	SharedTexture separatorTexture;

	//Get or create a new separator texture.
	SharedTexture getOrCreateSeparatorTexture(SDL_Renderer& renderer) {
	if (!separatorTexture) {
	//NOTE: we use an arbitrart width since it will be updated soon.
	createSeparatorTexture(renderer, 16);
	}

	return separatorTexture;
	}

	void createSeparatorTexture(SDL_Renderer& renderer, int width) {
	//create surface
	SurfacePtr surface = createSurface(width, 5);

	//draw horizontal separator
	const SDL_Rect r0 = { 4, 1, width - 8, 1 };
	const SDL_Rect r1 = { 4, 3, width - 8, 1 };
	const SDL_Rect r2 = { 4, 2, width - 8, 1 };
	Uint32 c0 = SDL_MapRGB(surface->format, 192, 192, 192);
	Uint32 c2 = SDL_MapRGB(surface->format, 64, 64, 64);
	SDL_FillRect(surface.get(), &r0, c0);
	SDL_FillRect(surface.get(), &r1, c0);
	SDL_FillRect(surface.get(), &r2, c2);

	//over
	separatorTexture = textureFromSurface(renderer, std::move(surface));
	}

	void updateSeparators(SDL_Renderer& renderer) {
	createSeparatorTexture(renderer, rect.w);

	for (unsigned int i = 0; i < actions->item.size(); i++) {
	if (actions->item[i] == "-") {
	actions->updateItem(renderer, i, "-", separatorTexture);
	}
	}
	}

	public:
	SDL_Rect getRect(){
	return rect;
	}
	void dismiss(){
	//Remove the actionsPopup from the parent.
	if(parent!=NULL && parent->actionsPopup==this){
	parent->actionsPopup=NULL;
	}

	//And delete ourself.
	delete this;
	}
	SharedTexture createItem(SDL_Renderer& renderer,const char* caption,int icon,bool grayed=false){
	//FIXME: Add some sort of caching?
	//We draw using surfaces and convert to a texture in the end for now.
	SDL_Color color = objThemes.getTextColor(true);
	if (grayed) {
	color.r = 128 + color.r / 2;
	color.g = 128 + color.g / 2;
	color.b = 128 + color.b / 2;
	}
	SurfacePtr tip(TTF_RenderUTF8_Blended(fontText,caption,color));
	SDL_SetSurfaceBlendMode(tip.get(), SDL_BLENDMODE_NONE);

	//Create the surface, we add 16px to the width for an icon,
	//plus 8px for the border to make it looks better.
	SurfacePtr item = createSurface(tip->w + 24 + (icon >= 0x100 ? 24 : 0), 24);

	//Draw the text on the item surface.
	applySurface(24 + (icon >= 0x100 ? 24 : 0), 0, tip.get(), item.get(), NULL);

	//Temporarily set the blend mode of bmGUI to none, which simply copies RGBA channels to destination.
	SDL_BlendMode oldBlendMode = SDL_BLENDMODE_BLEND;
	SDL_GetSurfaceBlendMode(bmGUI, &oldBlendMode);
	SDL_SetSurfaceBlendMode(bmGUI, SDL_BLENDMODE_NONE);

	//Check if we should draw an icon.
	if(icon>0){
	//Draw the check (or not).
	SDL_Rect r={0,0,16,16};
	r.x=((icon-1)%8)*16;
	r.y=(((icon-1)/8)%8)*16;
	applySurface(4,3,bmGUI,item.get(),&r);
	}

	//Check if we should draw a secondary icon.
	if (icon >= 0x100) {
	SDL_Rect r = { 0, 0, 16, 16 };
	r.x = ((icon / 0x100 - 1) % 8) * 16;
	r.y = (((icon / 0x100 - 1) / 8) % 8) * 16;
	applySurface(28, 3, bmGUI, item.get(), &r);
	}

	//Reset the blend mode of bmGUI.
	SDL_SetSurfaceBlendMode(bmGUI, oldBlendMode);

	//Check if we should update the width., 8px extra on the width is for four pixels spacing on either side.
	if(item->w+8>rect.w) {
	rect.w=item->w+8;
	}

	return textureFromSurface(renderer, std::move(item));
	}
	void updateListBoxSize() {
	//Update the size of the GUIListBox.
	actions->width = rect.w;
	actions->height = rect.h;

	int x = rect.x, y = rect.y;

	if (x>SCREEN_WIDTH - rect.w) x = SCREEN_WIDTH - rect.w;
	else if (x<0) x = 0;
	if (y>SCREEN_HEIGHT - rect.h) y = SCREEN_HEIGHT - rect.h;
	else if (y<0) y = 0;
	rect.x = x;
	rect.y = y;
	}
	void updateItem(SDL_Renderer& renderer,int index,const char* action,const char* caption,int icon=0,bool grayed=false){
	auto item=createItem(renderer,caption,icon,grayed);
	actions->updateItem(renderer, index,action,item,!grayed);

	//Update the size of the GUIListBox.
	updateListBoxSize();
	}
	void addItem(SDL_Renderer& renderer,const char* action,const char* caption,int icon=0,bool grayed=false){
	auto item=createItem(renderer,caption,icon,grayed);
	actions->addItem(renderer,action,item,!grayed);

	//Update the height.
	rect.h += 24;

	//Update the size of the GUIListBox.
	updateListBoxSize();
	}
	void addSeparator(SDL_Renderer& renderer) {
	actions->addItem(renderer, "-", getOrCreateSeparatorTexture(renderer), false);

	//Update the height.
	rect.h += 5;
	}
	LevelEditorActionsPopup(ImageManager& imageManager,SDL_Renderer& renderer,LevelEditor* parent, GameObject* target, int x=0, int y=0){
	this->parent=parent;
	this->target=target;
	rect.x = x;
	rect.y = y;
	//NOTE: The size gets set in the addItem method, height is already four to prevent a scrollbar.
	rect.w=0;
	rect.h=4;

	//Load the gui images.
	bmGUI=imageManager.loadImage(getDataPath()+"gfx/gui.png");

	//Create the behaviour vector.
	behaviour.push_back(_("On"));
	behaviour.push_back(_("Off"));
	behaviour.push_back(_("Toggle"));

	//Create the states list.
	states.push_back(_("Complete"));
	states.push_back(_("One step"));
	states.push_back(_("Two steps"));
	states.push_back(_("Gone"));
	//TODO: The width should be based on the longest option.

	//Create default actions.
	//NOTE: Width and height are determined later on when the options are rendered.
	actions=new GUIListBox(imageManager,renderer,0,0,0,0);
	actions->eventCallback=this;

	//Check if it's a block or not.
	if(target!=NULL)
	addBlockItems(renderer);
	else
	addLevelItems(renderer);
	}

	static std::string getRepeatModeName(int mode) {
	switch (mode) {
	case Scenery::NEGATIVE_INFINITY:
	return _("Negative infinity");
	case Scenery::ZERO:
	return _("Zero");
	case Scenery::LEVEL_SIZE:
	return _("Level size");
	case Scenery::POSITIVE_INFINITY:
	return _("Positive infinity");
	default:
	return _("Default");
	}
	}

	void addBlockItems(SDL_Renderer& renderer){
	//Check if the block is selected or not.
	std::vector<GameObject*>::iterator it;
	it=find(parent->selection.begin(),parent->selection.end(),target);
	if(it!=parent->selection.end())
	addItem(renderer,"Deselect",_("Deselect"));
	else
	addItem(renderer,"Select",_("Select"));
	addItem(renderer,"Delete",_("Delete"),8);

	addSeparator(renderer);

	Scenery scenery = dynamic_cast<Scenery>(target);
	if (scenery) {
	// it is scenery block
	addItem(renderer, "RepeatMode0", tfm::format(_("Horizontal repeat start: %s"),
	getRepeatModeName(scenery->repeatMode & 0xFF)).c_str(), 8 * 2 + 3);
	addItem(renderer, "RepeatMode1", tfm::format(_("Horizontal repeat end: %s"),
	getRepeatModeName((scenery->repeatMode >> 8) & 0xFF)).c_str(), 8 * 2 + 4);
	addItem(renderer, "RepeatMode2", tfm::format(_("Vertical repeat start: %s"),
	getRepeatModeName((scenery->repeatMode >> 16) & 0xFF)).c_str(), 8 * 3 + 3);
	addItem(renderer, "RepeatMode3", tfm::format(_("Vertical repeat end: %s"),
	getRepeatModeName((scenery->repeatMode >> 24) & 0xFF)).c_str(), 8 * 3 + 4);

	if (scenery->sceneryName_.empty()) {
	addSeparator(renderer);
	addItem(renderer, "CustomScenery", _("Custom scenery"), 8 + 4);
	}

	return;
	}

	addItem(renderer, "Visible", _("Visible"), (target->getEditorProperty("visible") == "1") ? 2 : 1);

	//Get the type of the target.
	int type = target->type;

	//Determine what to do depending on the type.
	if(isLinkable[type]){
	//Check if it's a moving block type or trigger.
	if(type==TYPE_BUTTON \|\| type==TYPE_SWITCH \|\| type==TYPE_PORTAL){
	addItem(renderer, "Link", _("Link"), 8 * 2 + 8);
	addItem(renderer, "Remove Links", _("Remove Links"), 8 * 2 + 7);

	//Check if it's a portal, which contains a automatic option, and triggers a behaviour one.
	if(type==TYPE_PORTAL){
	addItem(renderer,"Automatic",_("Automatic"),(target->getEditorProperty("automatic")=="1")?2:1);
	}else{
	//Get the current behaviour.
	int currentBehaviour=2;
	if(target->getEditorProperty("behaviour")=="on"){
	currentBehaviour=0;
	}else if(target->getEditorProperty("behaviour")=="off"){
	currentBehaviour=1;
	}

	addItem(renderer, "Behaviour", tfm::format(_("Behavior: %s"), behaviour[currentBehaviour]).c_str());
	}
	}else{
	addItem(renderer, "Path", _("Path"), 8 + 5);
	addItem(renderer, "Remove Path", _("Remove Path"), 8 * 4 + 2);

	addItem(renderer,"Activated",_("Activated"),(target->getEditorProperty("activated")=="1")?2:1);
	addItem(renderer,"Looping",_("Looping"),(target->getEditorProperty("loop")=="1")?2:1);
	}
	}
	//Check for a conveyor belt.
	if(type==TYPE_CONVEYOR_BELT \|\| type==TYPE_SHADOW_CONVEYOR_BELT){
	addItem(renderer,"Activated",_("Activated"),(target->getEditorProperty("activated")=="1")?2:1);
	addItem(renderer,"Speed",_("Speed"));
	}
	//Check if it's a fragile block.
	if(type==TYPE_FRAGILE){
	//Get the current state.
	int currentState=atoi(target->getEditorProperty("state").c_str());
	addItem(renderer, "State", tfm::format(_("State: %s"), states[currentState]).c_str());
	}
	//Check if it's a notification block.
	if(type==TYPE_NOTIFICATION_BLOCK)
	addItem(renderer,"Message",_("Message"));
	//Add the custom appearance menu item.
	addItem(renderer, "Appearance", _("Appearance"), 8 + 4);

	addSeparator(renderer);

	//Finally add scripting to the bottom.
	addItem(renderer,"Scripting",_("Scripting"),8*2+1);
	}

	void addLevelItems(SDL_Renderer& renderer){
	// add the layers
	{
	// background layers.
	auto it = parent->sceneryLayers.begin();
	for (; it != parent->sceneryLayers.end(); ++it){
	if (it->first >= "f") break; // now we meet a foreground layer
	int icon = parent->layerVisibility[it->first] ? (8 * 3 + 1) : (8 * 3 + 2);
	icon \|= (parent->selectedLayer == it->first ? 3 : 36) << 8;
	std::string s = "_layer:" + it->first;
	addItem(renderer, s.c_str(), tfm::format(_("Background layer: %s"), it->first).c_str(), icon);
	}

	// the Blocks layer.
	{
	int icon = parent->layerVisibility[std::string()] ? (8 * 3 + 1) : (8 * 3 + 2);
	icon \|= (parent->selectedLayer.empty() ? 3 : 36) << 8;
	addItem(renderer, "_layer:", _("Blocks layer"), icon);
	}

	// foreground layers.
	for (; it != parent->sceneryLayers.end(); ++it){
	int icon = parent->layerVisibility[it->first] ? (8 * 3 + 1) : (8 * 3 + 2);
	icon \|= (parent->selectedLayer == it->first ? 3 : 36) << 8;
	std::string s = "_layer:" + it->first;
	addItem(renderer, s.c_str(), tfm::format(_("Foreground layer: %s"), it->first).c_str(), icon);
	}
	}

	addSeparator(renderer);

	addItem(renderer, "AddLayer", _("Add new layer"), 8 * 3 + 6);
	addItem(renderer, "DeleteLayer", _("Delete selected layer"), 8 * 3 + 7, parent->selectedLayer.empty());
	addItem(renderer, "LayerSettings", _("Configure selected layer"), 8 * 3 + 8, parent->selectedLayer.empty());
	addItem(renderer, "MoveToLayer", _("Move selected object to layer"), 0, parent->selectedLayer.empty() \|\| parent->selection.empty());

	addSeparator(renderer);

	addItem(renderer,"LevelSettings",_("Settings"),8*2);
	addItem(renderer,"LevelScripting",_("Scripting"),8*2+1);
	}

	virtual ~LevelEditorActionsPopup(){
	//bmGui is freed by imageManager.
	if(actions)
	delete actions;
	}

	void render(SDL_Renderer& renderer){
	//Check if we need to resize the separator.
	//NOTE: if separatorTexture is NULL then it means that we didn't use the separator at all, so we don't need to update it.
	if (separatorTexture && textureWidth(*separatorTexture) < rect.w) {
	updateSeparators(renderer);
	}

	//Draw the actions.
	actions->render(renderer,rect.x,rect.y);
	}
	void handleEvents(SDL_Renderer& renderer){
	//Check if a mouse is pressed outside the popup.
	int x,y;
	SDL_GetMouseState(&x,&y);
	SDL_Rect mouse={x,y,0,0};
	if(event.type==SDL_MOUSEBUTTONDOWN && !pointOnRect(mouse,rect)){
	dismiss();
	return;
	}
	//Let the listbox handle its events.
	actions->handleEvents(renderer,rect.x,rect.y);
	}
	static void addLayerNameNote(ImageManager& imageManager, SDL_Renderer& renderer, GUIWindow *root, int yy = 148) {
	std::string s = _("NOTE: the layers are sorted by name alphabetically.\nThe layer is background layer if its name is < 'f'\nby dictionary order, otherwise it's foreground layer.");
	for (int lps = 0;;) {
	size_t lpe = s.find_first_of('\n', lps);

	GUIObject *obj = new GUILabel(imageManager, renderer, 40, yy, 520, 36,
	lpe == string::npos ? (s.c_str() + lps) : s.substr(lps, lpe - lps).c_str());
	root->addChild(obj);

	if (lpe == string::npos) break;
	lps = lpe + 1;
	yy += 24;
	}
	}
	void GUIEventCallback_OnEvent(ImageManager& imageManager, SDL_Renderer& renderer, std::string name,GUIObject* obj,int eventType){
	//Skip next mouse up event since we're clicking a list box and possibly showing a new window.
	GUISkipNextMouseUpEvent = true;

	//NOTE: There should only be one GUIObject, so we know what event is fired.
	//Get the selected entry.
	std::string action=actions->item[actions->value];
	if(action=="Select"){
	//Add the target to the selection.
	parent->selection.push_back(target);
	dismiss();
	return;
	}else if(action=="Deselect"){
	//Check if the block is in the selection.
	std::vector<GameObject*>::iterator it;
	it=find(parent->selection.begin(),parent->selection.end(),target);
	if(it!=parent->selection.end()){
	//Remove the object from the selection.
	parent->selection.erase(it);
	}

	dismiss();
	return;
	}else if(action=="Delete"){
	parent->commandManager->doCommand(new AddRemoveGameObjectCommand(parent, target, false));
	dismiss();
	return;
	}else if(action=="Link"){
	parent->linking=true;
	parent->linkingTrigger=dynamic_cast<Block*>(target);
	parent->tool=LevelEditor::SELECT;
	dismiss();
	return;
	}else if(action=="Remove Links"){
	//Remove all the links
	Block block = dynamic_cast<Block>(target);
	if (block) {
	RemoveLinkCommand* pCommand = new RemoveLinkCommand(parent, block);
	parent->commandManager->doCommand(pCommand);
	}

	dismiss();
	return;
	}else if(action=="Path"){
	parent->moving=true;
	parent->pauseMode = false;
	parent->pauseTime = 0;
	parent->movingBlock=dynamic_cast<Block*>(target);
	parent->tool=LevelEditor::SELECT;
	dismiss();
	return;
	}else if(action=="Remove Path"){
	//Remove all the paths
	Block block = dynamic_cast<Block>(target);
	if (block) {
	RemovePathCommand* pCommand = new RemovePathCommand(parent, block);
	parent->commandManager->doCommand(pCommand);
	}

	dismiss();
	return;
	}else if(action=="Message"){
	//Create the GUI.
	GUIWindow* root=new GUIWindow(imageManager,renderer,(SCREEN_WIDTH-600)/2,(SCREEN_HEIGHT-250)/2,600,250,true,true,_("Notification block"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name="notificationBlockWindow";
	root->eventCallback=parent;
	GUIObject* obj;

	obj=new GUILabel(imageManager,renderer,40,50,240,36,_("Enter message here:"));
	root->addChild(obj);
	GUITextArea* textarea=new GUITextArea(imageManager,renderer,50,90,500,100);
	textarea->gravityRight = textarea->gravityBottom = GUIGravityRight;
	//Set the name of the text area, which is used to identify the object later on.
	textarea->name="message";
	string tmp=target->getEditorProperty("message");
	//Change \n with the characters '\n'.
	while(tmp.find("\\n")!=string::npos){
	tmp=tmp.replace(tmp.find("\\n"),2,"\n");
	}
	textarea->setString(renderer, tmp);
	root->addChild(textarea);

	obj=new GUIButton(imageManager,renderer,root->width*0.3,250-44,-1,36,_("OK"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="cfgNotificationBlockOK";
	obj->eventCallback=root;
	root->addChild(obj);
	obj=new GUIButton(imageManager,renderer,root->width*0.7,250-44,-1,36,_("Cancel"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="cfgCancel";
	obj->eventCallback=root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root]=target;

	//And dismiss this popup.
	dismiss();
	return;
	}else if(action=="Activated"){
	//Get the previous state.
	bool enabled=(target->getEditorProperty("activated")=="1");

	//Switch the state.
	enabled=!enabled;

	parent->commandManager->doCommand(new SetEditorPropertyCommand(parent, imageManager, renderer,
	target, "activated", enabled ? "1" : "0", _("Activated")));

	updateItem(renderer,actions->value,"Activated",_("Activated"),enabled?2:1);
	actions->value=-1;
	return;
	} else if (action == "Visible"){
	//Get the previous state.
	bool visible = (target->getEditorProperty("visible") == "1");

	//Switch the state.
	visible = !visible;

	parent->commandManager->doCommand(new SetEditorPropertyCommand(parent, imageManager, renderer,
	target, "visible", visible ? "1" : "0", _("Visible")));

	updateItem(renderer, actions->value, "Visible", _("Visible"), visible ? 2 : 1);
	actions->value = -1;
	return;
	} else if (action == "Looping"){
	//Get the previous state.
	bool loop=(target->getEditorProperty("loop")=="1");

	//Switch the state.
	loop=!loop;
	parent->commandManager->doCommand(new SetEditorPropertyCommand(parent, imageManager, renderer,
	target, "loop", loop ? "1" : "0", _("Looping")));

	updateItem(renderer,actions->value,"Looping",_("Looping"),loop?2:1);
	actions->value=-1;
	return;
	}else if(action=="Automatic"){
	//Get the previous state.
	bool automatic=(target->getEditorProperty("automatic")=="1");

	//Switch the state.
	automatic=!automatic;
	parent->commandManager->doCommand(new SetEditorPropertyCommand(parent, imageManager, renderer,
	target, "automatic", automatic ? "1" : "0", _("Automatic")));

	updateItem(renderer,actions->value,"Automatic",_("Automatic"),automatic?2:1);
	actions->value=-1;
	return;
	}else if(action=="Behaviour"){
	//Get the current behaviour.
	int currentBehaviour=2;
	string behave=target->getEditorProperty("behaviour");
	if(behave=="on"){
	currentBehaviour=0;
	}else if(behave=="off"){
	currentBehaviour=1;
	}

	//Increase the behaviour.
	currentBehaviour++;
	if(currentBehaviour>2)
	currentBehaviour=0;

	//Update the data of the block.
	parent->commandManager->doCommand(new SetEditorPropertyCommand(parent, imageManager, renderer,
	target, "behaviour", behaviour[currentBehaviour], _("Behavior")));

	//And update the item.
	updateItem(renderer, actions->value, "Behaviour", tfm::format(_("Behavior: %s"), behaviour[currentBehaviour]).c_str());
	actions->value=-1;
	return;
	}else if(action=="State"){
	//Get the current state.
	int currentState=atoi(target->getEditorProperty("state").c_str());

	//Increase the state.
	currentState++;
	if(currentState>3)
	currentState=0;

	//Update the data of the block.
	char s[64];
	sprintf(s,"%d",currentState);
	parent->commandManager->doCommand(new SetEditorPropertyCommand(parent, imageManager, renderer,
	target, "state", s, _("State")));

	//And update the item.
	updateItem(renderer, actions->value, "State", tfm::format(_("State: %s"), states[currentState]).c_str());
	actions->value=-1;
	return;
	}else if(action=="Speed"){
	//Create the GUI.
	GUIWindow* root=new GUIWindow(imageManager,renderer,(SCREEN_WIDTH-600)/2,(SCREEN_HEIGHT-250)/2,600,250,true,true,_("Conveyor belt speed"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name="conveyorBlockWindow";
	root->eventCallback=parent;
	GUIObject* obj;

	obj=new GUILabel(imageManager,renderer,40,100,240,36,_("Enter speed here:"));
	root->addChild(obj);
	GUISpinBox* obj2=new GUISpinBox(imageManager,renderer,240,100,320,36);
	obj2->gravityRight = GUIGravityRight;
	//Set the name of the text area, which is used to identify the object later on.
	obj2->name="speed";
	obj2->caption=target->getEditorProperty("speed10");
	obj2->format = "%1.0f";
	obj2->update();
	root->addChild(obj2);

	obj = new GUILabel(imageManager, renderer, 40, 160, 520, 36, _("NOTE: 1 Speed = 0.08 block/s"));
	root->addChild(obj);

	obj=new GUIButton(imageManager,renderer,root->width*0.3,250-44,-1,36,_("OK"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="cfgConveyorBlockOK";
	obj->eventCallback=root;
	root->addChild(obj);
	obj=new GUIButton(imageManager,renderer,root->width*0.7,250-44,-1,36,_("Cancel"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="cfgCancel";
	obj->eventCallback=root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root]=target;

	//And dismiss this popup.
	dismiss();
	return;
	}else if(action=="Scripting"){
	//Create the GUI.
	GUIWindow* root=new GUIWindow(imageManager,renderer,(SCREEN_WIDTH-600)/2,(SCREEN_HEIGHT-500)/2,600,500,true,true,_("Scripting"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name="scriptingWindow";
	root->eventCallback=parent;
	GUIObject* obj;

	obj=new GUILabel(imageManager,renderer,50,60,240,36,_("Id:"));
	root->addChild(obj);

	obj=new GUITextBox(imageManager,renderer,100,60,240,36,dynamic_cast<Block*>(target)->id.c_str());
	obj->gravityRight = GUIGravityRight;
	obj->name="id";
	root->addChild(obj);

	GUISingleLineListBox* list=new GUISingleLineListBox(imageManager,renderer,50,100,500,36);
	list->gravityRight = GUIGravityRight;
	std::map<std::string,int>::iterator it;
	for(it=Game::gameObjectEventNameMap.begin();it!=Game::gameObjectEventNameMap.end();++it)
	list->addItem(it->first);
	list->name="cfgScriptingEventType";
	list->value=0;
	list->eventCallback=root;
	root->addChild(list);

	//Add a text area for each event type.
	Block* block=dynamic_cast<Block*>(target);
	for(unsigned int i=0;i<list->item.size();i++){
	GUITextArea* text=new GUITextArea(imageManager,renderer,50,140,500,300);
	text->gravityRight = text->gravityBottom = GUIGravityRight;
	text->name=list->item[i].first;
	text->setFont(fontMono);
	//Only set the first one visible and enabled.
	text->visible=(i==0);
	text->enabled=(i==0);

	map<int,string>::iterator it=block->scripts.find(Game::gameObjectEventNameMap[list->item[i].first]);
	if(it!=block->scripts.end())
	text->setString(renderer, it->second);

	root->addChild(text);
	}


	obj=new GUIButton(imageManager,renderer,root->width*0.3,500-44,-1,36,_("OK"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="cfgScriptingOK";
	obj->eventCallback=root;
	root->addChild(obj);
	obj=new GUIButton(imageManager,renderer,root->width*0.7,500-44,-1,36,_("Cancel"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="cfgCancel";
	obj->eventCallback=root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root]=target;

	//And dismiss this popup.
	dismiss();
	return;
	}else if(action=="LevelSettings"){
	//Open the levelSettings window.
	parent->levelSettings(imageManager,renderer);

	//And dismiss this popup.
	dismiss();
	return;
	}else if(action=="LevelScripting"){
	//Create the GUI.
	GUIWindow* root=new GUIWindow(imageManager,renderer,(SCREEN_WIDTH-600)/2,(SCREEN_HEIGHT-500)/2,600,500,true,true,_("Level Scripting"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name="levelScriptingWindow";
	root->eventCallback=parent;
	GUIObject* obj;

	GUISingleLineListBox* list=new GUISingleLineListBox(imageManager,renderer,50,60,500,36);
	list->gravityRight = GUIGravityRight;
	std::map<std::string,int>::iterator it;
	for(it=Game::levelEventNameMap.begin();it!=Game::levelEventNameMap.end();++it)
	list->addItem(it->first);
	list->name="cfgLevelScriptingEventType";
	list->value=0;
	list->eventCallback=root;
	root->addChild(list);

	//Add a text area for each event type.
	for(unsigned int i=0;i<list->item.size();i++){
	GUITextArea* text=new GUITextArea(imageManager,renderer,50,100,500,340);
	text->gravityRight = text->gravityBottom = GUIGravityRight;
	text->name=list->item[i].first;
	text->setFont(fontMono);
	//Only set the first one visible and enabled.
	text->visible=(i==0);
	text->enabled=(i==0);

	map<int,string>::iterator it=parent->scripts.find(Game::levelEventNameMap[list->item[i].first]);
	if(it!=parent->scripts.end())
	text->setString(renderer, it->second);

	root->addChild(text);
	}


	obj=new GUIButton(imageManager,renderer,root->width*0.3,500-44,-1,36,_("OK"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="cfgLevelScriptingOK";
	obj->eventCallback=root;
	root->addChild(obj);
	obj=new GUIButton(imageManager,renderer,root->width*0.7,500-44,-1,36,_("Cancel"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="cfgCancel";
	obj->eventCallback=root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root]=target;

	//And dismiss this popup.
	dismiss();
	return;
	} else if (action.size() >= 7 && action.substr(0, 7) == "_layer:") {
	std::string s0 = action.substr(7);
	auto it = parent->layerVisibility.find(s0);
	if (it != parent->layerVisibility.end()) {
	int x;
	SDL_GetMouseState(&x, NULL);
	if (x < rect.x + 24) {
	// toggle the visibility
	it->second = !it->second;

	if (parent->selectedLayer == it->first) {
	// deselect all blocks if the visibility of current layer is changed
	parent->deselectAll();
	}
	} else if (parent->selectedLayer != it->first) {
	// deselect all blocks if the selected layer is changed
	parent->deselectAll();

	// uncheck the previously selected layer
	std::string oldSelected = "_layer:" + parent->selectedLayer;
	for (unsigned int idx = 0; idx < actions->item.size(); idx++) {
	if (actions->item[idx] == oldSelected) {
	int icon = parent->layerVisibility[parent->selectedLayer] ? (8 * 3 + 1) : (8 * 3 + 2);
	icon \|= 36 << 8;
	updateItem(renderer, idx, oldSelected.c_str(),
	parent->selectedLayer.empty() ? _("Blocks layer") :
	tfm::format((parent->selectedLayer < "f") ? _("Background layer: %s") : _("Foreground layer: %s"), parent->selectedLayer).c_str(),
	icon);
	break;
	}
	}

	// change the selected layer
	parent->selectedLayer = it->first;
	} else {
	actions->value = -1;
	return;
	}

	int icon = it->second ? (8 * 3 + 1) : (8 * 3 + 2);
	icon \|= (parent->selectedLayer == it->first ? 3 : 36) << 8;
	std::string s = "_layer:" + it->first;
	updateItem(renderer, actions->value, s.c_str(),
	it->first.empty() ? _("Blocks layer") :
	tfm::format((it->first < "f") ? _("Background layer: %s") : _("Foreground layer: %s"), it->first).c_str(),
	icon);

	// update some other menu items according to selection/visibility changes
	for (unsigned int i = 0; i < actions->item.size(); i++) {
	if (actions->item[i] == "DeleteLayer") {
	updateItem(renderer, i, "DeleteLayer", _("Delete selected layer"), 8 * 3 + 7, parent->selectedLayer.empty());
	} else if (actions->item[i] == "LayerSettings") {
	updateItem(renderer, i, "LayerSettings", _("Configure selected layer"), 8 * 3 + 8, parent->selectedLayer.empty());
	} else if (actions->item[i] == "MoveToLayer") {
	updateItem(renderer, i, "MoveToLayer", _("Move selected object to layer"), 0, parent->selectedLayer.empty() \|\| parent->selection.empty());
	}
	}
	}
	actions->value = -1;
	return;
	} else if (action == "AddLayer") {
	//Create the add layer GUI.
	GUIWindow* root = new GUIWindow(imageManager, renderer, (SCREEN_WIDTH - 600) / 2, (SCREEN_HEIGHT - 400) / 2, 600, 400, true, true, _("Add layer"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name = "addLayerWindow";
	root->eventCallback = parent;
	GUIObject* obj;

	obj = new GUILabel(imageManager, renderer, 40, 64, 520, 36, _("Enter the layer name:"));
	root->addChild(obj);
	GUITextBox* obj2 = new GUITextBox(imageManager, renderer, 40, 100, 520, 36);
	obj2->gravityRight = GUIGravityRight;
	//Set the name of the text area, which is used to identify the object later on.
	obj2->name = "layerName";
	root->addChild(obj2);

	addLayerNameNote(imageManager, renderer, root);

	obj = new GUIButton(imageManager, renderer, root->width*0.3, 400 - 44, -1, 36, _("OK"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgAddLayerOK";
	obj->eventCallback = root;
	root->addChild(obj);
	obj = new GUIButton(imageManager, renderer, root->width*0.7, 400 - 44, -1, 36, _("Cancel"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgCancel";
	obj->eventCallback = root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root] = target;

	//And dismiss this popup.
	dismiss();
	return;
	} else if (action == "DeleteLayer") {
	// delete selected layer
	if (parent->selectedLayer.empty()) {
	// can't delete Blocks layer
	actions->value = -1;
	return;
	}

	if (parent->sceneryLayers.find(parent->selectedLayer) == parent->sceneryLayers.end()) {
	// can't find the layer with given name
	actions->value = -1;
	return;
	}

	if (msgBox(imageManager, renderer,
	tfm::format(_("Are you sure you want to delete layer '%s'?"), parent->selectedLayer).c_str(),
	MsgBoxYesNo, _("Delete layer")) == MsgBoxYes)
	{
	// do the actual operation
	parent->commandManager->doCommand(new AddRemoveLayerCommand(parent, parent->selectedLayer, false));
	}

	dismiss();
	return;
	} else if (action == "LayerSettings") {
	// rename selected layer
	if (parent->selectedLayer.empty()) {
	// can't rename Blocks layer
	actions->value = -1;
	return;
	}

	auto it = parent->sceneryLayers.find(parent->selectedLayer);
	if (it == parent->sceneryLayers.end()) {
	// can't find the layer with given name
	actions->value = -1;
	return;
	}

	//Create the rename layer GUI.
	GUIWindow* root = new GUIWindow(imageManager, renderer, (SCREEN_WIDTH - 600) / 2, (SCREEN_HEIGHT - 500) / 2, 600, 500, true, true, _("Layer settings"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name = "layerSettingsWindow";
	root->eventCallback = parent;
	GUIObject* obj;

	obj = new GUILabel(imageManager, renderer, 40, 64, 520, 36, _("Layer name:"));
	root->addChild(obj);
	GUITextBox* textBox = new GUITextBox(imageManager, renderer, 40, 100, 520, 36, it->first.c_str());
	textBox->gravityRight = GUIGravityRight;
	//Set the name of the text area, which is used to identify the object later on.
	textBox->name = "layerName";
	root->addChild(textBox);

	// A stupid code to save the old name
	obj = new GUIObject(imageManager, renderer, 0, 0, 0, 0, it->first.c_str(), 0, false, false);
	obj->name = "oldName";
	root->addChild(obj);

	addLayerNameNote(imageManager, renderer, root);

	obj = new GUILabel(imageManager, renderer, 40, 284, 520, 36, _("Layer moving speed (1 speed = 0.8 block/s):"));
	root->addChild(obj);
	obj = new GUILabel(imageManager, renderer, 40, 320, 40, 36, "X");
	root->addChild(obj);
	obj = new GUILabel(imageManager, renderer, 320, 320, 40, 36, "Y");
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	root->addChild(obj);

	GUISpinBox *spinBox = new GUISpinBox(imageManager, renderer, 80, 320, 200, 36);
	spinBox->gravityRight = GUIGravityCenter;
	spinBox->name = "speedX";
	spinBox->caption = tfm::format("%g", it->second->speedX);
	spinBox->format = "%g";
	root->addChild(spinBox);
	spinBox = new GUISpinBox(imageManager, renderer, 360, 320, 200, 36);
	spinBox->gravityLeft = GUIGravityCenter; spinBox->gravityRight = GUIGravityRight;
	spinBox->name = "speedY";
	spinBox->caption = tfm::format("%g", it->second->speedY);
	spinBox->format = "%g";
	root->addChild(spinBox);

	obj = new GUILabel(imageManager, renderer, 40, 364, 520, 36, _("Speed of following camera:"));
	root->addChild(obj);
	obj = new GUILabel(imageManager, renderer, 40, 400, 40, 36, "X");
	root->addChild(obj);
	obj = new GUILabel(imageManager, renderer, 320, 400, 40, 36, "Y");
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	root->addChild(obj);

	spinBox = new GUISpinBox(imageManager, renderer, 80, 400, 200, 36);
	spinBox->gravityRight = GUIGravityCenter;
	spinBox->name = "cameraX";
	spinBox->caption = tfm::format("%g", it->second->cameraX);
	spinBox->format = "%g";
	spinBox->change = 0.1f;
	root->addChild(spinBox);
	spinBox = new GUISpinBox(imageManager, renderer, 360, 400, 200, 36);
	spinBox->gravityLeft = GUIGravityCenter; spinBox->gravityRight = GUIGravityRight;
	spinBox->name = "cameraY";
	spinBox->caption = tfm::format("%g", it->second->cameraY);
	spinBox->format = "%g";
	spinBox->change = 0.1f;
	root->addChild(spinBox);

	obj = new GUIButton(imageManager, renderer, root->width*0.3, 500 - 44, -1, 36, _("OK"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgLayerSettingsOK";
	obj->eventCallback = root;
	root->addChild(obj);
	obj = new GUIButton(imageManager, renderer, root->width*0.7, 500 - 44, -1, 36, _("Cancel"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgCancel";
	obj->eventCallback = root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root] = target;

	//And dismiss this popup.
	dismiss();
	return;
	} else if (action == "MoveToLayer") {
	// move the selected object to another layer
	if (parent->selection.empty() \|\| parent->selectedLayer.empty()) {
	// either nothing selected, or can't move objects in Blocks layer
	actions->value = -1;
	return;
	}

	//Create the rename layer GUI.
	GUIWindow* root = new GUIWindow(imageManager, renderer, (SCREEN_WIDTH - 600) / 2, (SCREEN_HEIGHT - 300) / 2, 600, 400, true, true, _("Move to layer"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name = "moveToLayerWindow";
	root->eventCallback = parent;
	GUIObject* obj;

	obj = new GUILabel(imageManager, renderer, 40, 64, 520, 36, _("Enter the layer name (create new layer if necessary):"));
	root->addChild(obj);
	GUITextBox* obj2 = new GUITextBox(imageManager, renderer, 40, 100, 520, 36, parent->selectedLayer.c_str());
	obj2->gravityRight = GUIGravityRight;
	//Set the name of the text area, which is used to identify the object later on.
	obj2->name = "layerName";
	root->addChild(obj2);

	// A stupid code to save the old name
	obj = new GUIObject(imageManager, renderer, 0, 0, 0, 0, parent->selectedLayer.c_str(), 0, false, false);
	obj->name = "oldName";
	root->addChild(obj);

	addLayerNameNote(imageManager, renderer, root);

	obj = new GUIButton(imageManager, renderer, root->width*0.3, 400 - 44, -1, 36, _("OK"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgMoveToLayerOK";
	obj->eventCallback = root;
	root->addChild(obj);
	obj = new GUIButton(imageManager, renderer, root->width*0.7, 400 - 44, -1, 36, _("Cancel"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgCancel";
	obj->eventCallback = root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root] = target;

	//And dismiss this popup.
	dismiss();
	return;
	} else if (action.size() > 10 && action.substr(0, 10) == "RepeatMode") {
	Scenery scenery = dynamic_cast<Scenery>(target);
	if (scenery) {
	int index = atoi(action.c_str() + 10);
	assert(index >= 0 && index < 4);

	//Get the current repeat mode.
	unsigned int repeatMode = scenery->repeatMode;

	//Extract the value we want to modify.
	unsigned int i = (repeatMode >> (index * 8)) & 0xFF;
	repeatMode &= ~(0xFFu << (index * 8));

	//Increase the value.
	for (;;) {
	i++;
	if (i >= Scenery::REPEAT_MODE_MAX) i = 0;

	// skip invalid values (POSITIVE_INFINITY for start, NEGATIVE_INFINITY for end)
	if ((index & 1) == 0 && i == Scenery::POSITIVE_INFINITY) continue;
	if ((index & 1) == 1 && i == Scenery::NEGATIVE_INFINITY) continue;

	break;
	}

	//Update the repeat mode of the block.
	char s[64];
	sprintf(s, "%u", repeatMode \| (i << (index * 8)));
	parent->commandManager->doCommand(new SetEditorPropertyCommand(parent, imageManager, renderer,
	target, "repeatMode", s, _("Repeat mode")));

	//And update the item.
	const char* ss[4] = {
	__("Horizontal repeat start: %s"),
	__("Horizontal repeat end: %s"),
	__("Vertical repeat start: %s"),
	__("Vertical repeat end: %s"),
	};
	const int icons[4] = {
	8 * 2 + 3, 8 * 2 + 4, 8 * 3 + 3, 8 * 3 + 4,
	};
	updateItem(renderer, actions->value, action.c_str(), tfm::format(_(ss[index]), getRepeatModeName(i)).c_str(), icons[index]);
	}
	actions->value = -1;
	return;
	} else if (action == "CustomScenery") {
	//Create the GUI.
	GUIWindow* root = new GUIWindow(imageManager, renderer, (SCREEN_WIDTH - 600) / 2, (SCREEN_HEIGHT - 400) / 2, 600, 400, true, true, _("Custom scenery"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name = "customSceneryWindow";
	root->eventCallback = parent;
	GUIObject* obj;

	obj = new GUILabel(imageManager, renderer, 50, 60, 240, 36, _("Custom scenery:"));
	root->addChild(obj);

	//Add a text area.
	Scenery* scenery = dynamic_cast<Scenery*>(target);
	GUITextArea* text = new GUITextArea(imageManager, renderer, 50, 100, 500, 240);
	text->gravityRight = text->gravityBottom = GUIGravityRight;
	text->name = "cfgCustomScenery";
	text->setFont(fontMono);
	//Only set the first one visible and enabled.
	text->visible = true;
	text->enabled = true;

	// FIXME: an ad-hoc code
	std::string s;
	for (char c : scenery->customScenery_) {
	if (c == '\t')
	s.append(" ");
	else
	s.push_back(c);
	}
	text->setString(renderer, s);
	root->addChild(text);

	obj = new GUIButton(imageManager, renderer, root->width*0.3, 400 - 44, -1, 36, _("OK"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgCustomSceneryOK";
	obj->eventCallback = root;
	root->addChild(obj);
	obj = new GUIButton(imageManager, renderer, root->width*0.7, 400 - 44, -1, 36, _("Cancel"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgCancel";
	obj->eventCallback = root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root] = target;

	//And dismiss this popup.
	dismiss();
	return;
	} else if (action == "Appearance"){
	//Create the GUI.
	GUIWindow* root = new GUIWindow(imageManager, renderer, (SCREEN_WIDTH - 600) / 2, (SCREEN_HEIGHT - 400) / 2, 600, 400, true, true, _("Appearance"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name = "appearanceWindow";
	root->eventCallback = parent;
	GUIObject* obj;

	Block* block = dynamic_cast<Block*>(target);

	//Create a list box showing all available scenery blocks.
	GUIListBox *list = new GUIListBox(imageManager, renderer, 50, 60, 440, 280);
	list->gravityRight = list->gravityBottom = GUIGravityRight;
	list->name = "lstAppearance";
	list->eventCallback = root;
	root->addChild(list);

	//TODO: Show the image along with the text in the list box.
	//Currently I don't like to do that because this requires a lot of video memory since there are a lot of available scenery blocks.
	list->addItem(renderer, _("(Use the default appearance for this block)"));
	if (block->customAppearanceName.empty()) list->value = 0;
	for (const std::string& s : parent->sceneryBlockNames) {
	list->addItem(renderer, describeSceneryName(s));
	if (block->customAppearanceName == s) list->value = list->item.size() - 1;
	}
	if (list->value < 0) {
	std::cerr << "WARNING: The custom appearance '" << block->customAppearanceName << "' is unrecognized, added it to the list box anyway" << std::endl;
	list->addItem(renderer, block->customAppearanceName);
	list->value = list->item.size() - 1;
	}

	//Ask the list box to update scrollbar and we scroll the scrollbar to the correct position (FIXME: ad-hoc code)
	list->render(renderer, 0, 0, false);
	list->scrollScrollbar(list->value);

	//Create an image widget showing the appearance of selected scenery block.
	GUIImage *image = new GUIImage(imageManager, renderer, 500, 60, 50, 50);
	image->gravityLeft = image->gravityRight = GUIGravityRight;
	image->name = "imgAppearance";
	root->addChild(image);

	//Add a Change event to the list box which will be processed next frame, which is used to update the image widget.
	GUIEventQueue.push_back(GUIEvent{ list->eventCallback, list->name, list, GUIEventChange });

	obj = new GUIButton(imageManager, renderer, root->width*0.3, 400 - 44, -1, 36, _("OK"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgAppearanceOK";
	obj->eventCallback = root;
	root->addChild(obj);
	obj = new GUIButton(imageManager, renderer, root->width*0.7, 400 - 44, -1, 36, _("Cancel"), 0, true, true, GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name = "cfgCancel";
	obj->eventCallback = root;
	root->addChild(obj);

	//Add the window to the GUIObjectRoot and the objectWindows map.
	GUIObjectRoot->addChild(root);
	parent->objectWindows[root] = target;

	//And dismiss this popup.
	dismiss();
	return;
	}
	}
	};


	/////////////////LevelEditorSelectionPopup/////////////////

	class LevelEditorSelectionPopup{
	private:
	//The parent object.
	LevelEditor* parent;

	//The position of window.
	SDL_Rect rect;

	//GUI image.
	SharedTexture bmGUI;

	//The selection
	std::vector<GameObject*> selection;

	//The scrollbar.
	GUIScrollBar* scrollBar;

	//Highlighted object.
	GameObject* highlightedObj;

	//Highlighted button index. 0=none 1=select/deselect 2=delete 3=configure
	int highlightedBtn;
	public:
	int startRow,showedRow;

	//If selection is dirty
	bool dirty;

	public:
	SDL_Rect getRect(){
	return rect;
	}
	int width(){
	return rect.w;
	}
	int height(){
	return rect.h;
	}
	void updateScrollBar(ImageManager& imageManager, SDL_Renderer& renderer){
	int m=selection.size()-showedRow;
	if(m>0){
	if(startRow<0) startRow=0;
	else if(startRow>m) startRow=m;

	if(scrollBar==NULL){
	scrollBar=new GUIScrollBar(imageManager,renderer,0,0,16,rect.h-16,ScrollBarVertical,startRow,0,m,1,showedRow);
	}

	scrollBar->visible=true;
	scrollBar->maxValue=m;
	scrollBar->value=startRow;
	}else{
	startRow=0;
	if(scrollBar){
	scrollBar->visible=false;
	scrollBar->value=0;
	}
	}
	}
	void updateSelection(ImageManager& imageManager, SDL_Renderer& renderer){
	if(parent!=NULL){
	std::vector<Block*>& v=parent->levelObjects;

	for(int i=selection.size()-1;i>=0;i--){
	if(find(v.begin(),v.end(),selection[i])==v.end()){
	selection.erase(selection.begin()+i);
	}
	}

	updateScrollBar(imageManager,renderer);
	}
	}
	void dismiss(){
	if(parent!=NULL && parent->selectionPopup==this){
	parent->selectionPopup=NULL;
	}
	delete this;
	}
	LevelEditorSelectionPopup(LevelEditor* parent, ImageManager& imageManager, SDL_Renderer& renderer, std::vector<GameObject*>& selection, int x=0, int y=0){
	this->parent=parent;
	this->selection=selection;

	dirty=false;
	scrollBar=NULL;
	highlightedObj=NULL;
	highlightedBtn=0;

	//calc window size
	startRow=0;
	showedRow=selection.size();
	int m=SCREEN_HEIGHT/64-1;
	if(showedRow>m) showedRow=m;

	rect.w=320;
	rect.h=showedRow*64+16;

	if(x>SCREEN_WIDTH-rect.w) x=SCREEN_WIDTH-rect.w;
	else if(x<0) x=0;
	if(y>SCREEN_HEIGHT-rect.h) y=SCREEN_HEIGHT-rect.h;
	else if(y<0) y=0;
	rect.x=x;
	rect.y=y;

	updateScrollBar(imageManager,renderer);

	//Load the gui images.
	bmGUI=imageManager.loadTexture(getDataPath()+"gfx/gui.png",renderer);
	}
	virtual ~LevelEditorSelectionPopup(){
	if(scrollBar)
	delete scrollBar;
	}
	void move(int x,int y){
	if(x>SCREEN_WIDTH-rect.w) x=SCREEN_WIDTH-rect.w;
	else if(x<0) x=0;
	if(y>SCREEN_HEIGHT-rect.h) y=SCREEN_HEIGHT-rect.h;
	else if(y<0) y=0;
	rect.x=x;
	rect.y=y;
	}
	void render(ImageManager& imageManager, SDL_Renderer& renderer){
	//Check dirty
	if(dirty){
	updateSelection(imageManager,renderer);
	if(selection.empty()){
	dismiss();
	return;
	}
	dirty=false;
	}

	//background
	drawGUIBox(rect.x,rect.y,rect.w,rect.h,renderer,0xFFFFFFFFU);

	//get mouse position
	int x,y;
	SDL_GetMouseState(&x,&y);
	SDL_Rect mouse={x,y,0,0};

	//the tool tip of item
	SDL_Rect tooltipRect;
	//string tooltip;

	if(scrollBar && scrollBar->visible){
	startRow=scrollBar->value;
	}

	highlightedObj=NULL;
	highlightedBtn=0;

	ToolTips toolTip = ToolTips::TooltipMax;

	int maxWidth = 0;

	//draw avaliable item
	for(int i=0;i<showedRow;i++){
	int j=startRow+i;
	if(j>=(int)selection.size()) break;

	SDL_Rect r={rect.x+8,rect.y+i*64+8,rect.w-16,64};
	if(scrollBar && scrollBar->visible) r.w-=24;

	//check highlight
	if(pointOnRect(mouse,r)){
	highlightedObj=selection[j];
	//0xCCCCCC
	SDL_SetRenderDrawColor(&renderer,0xCC,0xCC,0xCC,0xFF);
	SDL_RenderFillRect(&renderer,&r);
	}

	const int type = selection[j]->type;
	Scenery scenery = dynamic_cast<Scenery>(selection[j]);
	if (scenery) {
	if (scenery->themeBlock == &(scenery->internalThemeBlock)) {
	// custom scenery, draw an ad-hoc stupid icon
	if (parent) {
	const SDL_Rect srcRect = { 48, 16, 16, 16 };
	const SDL_Rect dstRect = { r.x + 7, r.y + 7, 16, 16 };
	SDL_RenderCopy(&renderer, parent->bmGUI.get(), &srcRect, &dstRect);
	}
	} else {
	scenery->themeBlock->editorPicture.draw(renderer, r.x + 7, r.y + 7);
	}
	} else {
	//draw tile picture
	ThemeBlock* obj = objThemes.getBlock(type);
	if (obj){
	//obj->editorPicture.draw(screen,r.x+7,r.y+7);
	obj->editorPicture.draw(renderer, r.x + 7, r.y + 7);
	}
	}

	if(parent!=NULL){
	//draw name
	TexturePtr& tex = scenery ? (parent->getCachedTextTexture(renderer, scenery->sceneryName_.empty()
	/// TRANSLATORS: Block name
	? std::string(_("Custom scenery block")) : describeSceneryName(scenery->sceneryName_)))
	: parent->typeTextTextures.at(type);
	if (tex) {
	const int w = textureWidth(tex) + 160;
	if (w > maxWidth) maxWidth = w;
	applyTexture(r.x + 64, r.y + (64 - textureHeight(tex)) / 2, tex, renderer);
	}

	//draw selected
	{
	std::vector<GameObject*> &v=parent->selection;
	bool isSelected=find(v.begin(),v.end(),selection[j])!=v.end();

	SDL_Rect r1={isSelected?16:0,0,16,16};
	SDL_Rect r2={r.x+r.w-72,r.y+20,24,24};
	if(pointOnRect(mouse,r2)){
	drawGUIBox(r2.x,r2.y,r2.w,r2.h,renderer,0x999999FFU);
	tooltipRect=r2;
	//tooltip=_("Select");
	highlightedBtn=1;
	toolTip=ToolTips::Select;
	}
	r2.x+=4;
	r2.y+=4;
	r2.w=r1.w;
	r2.h=r1.h;
	SDL_RenderCopy(&renderer, bmGUI.get(),&r1,&r2);
	}

	//draw delete
	{
	SDL_Rect r1={112,0,16,16};
	SDL_Rect r2={r.x+r.w-48,r.y+20,24,24};
	if(pointOnRect(mouse,r2)){
	drawGUIBox(r2.x,r2.y,r2.w,r2.h,renderer,0x999999FFU);
	tooltipRect=r2;
	//tooltip=_("Delete");
	highlightedBtn=2;
	toolTip=ToolTips::Delete;
	}
	r2.x+=4;
	r2.y+=4;
	r2.w=r1.w;
	r2.h=r1.h;
	SDL_RenderCopy(&renderer, bmGUI.get(),&r1,&r2);
	}

	//draw configure
	{
	SDL_Rect r1={112,16,16,16};
	SDL_Rect r2={r.x+r.w-24,r.y+20,24,24};
	if(pointOnRect(mouse,r2)){
	drawGUIBox(r2.x,r2.y,r2.w,r2.h,renderer,0x999999FFU);
	tooltipRect=r2;
	//tooltip=_("Configure");
	toolTip=ToolTips::Configure;
	highlightedBtn=3;
	}
	r2.x+=4;
	r2.y+=4;
	r2.w=r1.w;
	r2.h=r1.h;
	SDL_RenderCopy(&renderer, bmGUI.get(),&r1,&r2);
	}
	}
	}

	//draw scrollbar
	if(scrollBar && scrollBar->visible){
	scrollBar->render(renderer,rect.x+rect.w-24,rect.y+8);
	}

	//draw tooltip
	if(parent && int(toolTip) < parent->tooltipTextures.size()){
	//Tool specific text.
	TexturePtr& tip=parent->tooltipTextures.at(size_t(toolTip));

	//Draw only if there's a tooltip available
	if(tip){
	const auto tipSize = rectFromTexture(tip);
	tooltipRect.y-=4;
	tooltipRect.h+=8;
	if(tooltipRect.y+tooltipRect.h+tipSize.h>SCREEN_HEIGHT-20)
	tooltipRect.y-=tipSize.h;
	else
	tooltipRect.y+=tooltipRect.h;

	if(tooltipRect.x+tipSize.w>SCREEN_WIDTH-20)
	tooltipRect.x=SCREEN_WIDTH-20-tipSize.w;

	//Draw borders around text
	Uint32 color=0xFFFFFF00\|230;
	drawGUIBox(tooltipRect.x-2,tooltipRect.y-2,tipSize.w+4,tipSize.h+4,renderer,color);

	//Draw tooltip's text
	applyTexture(tooltipRect.x,tooltipRect.y,tip,renderer);
	}
	}

	//Resize the selection popup if necessary
	if (maxWidth > rect.w) {
	rect.w = maxWidth;
	move(rect.x, rect.y);
	}
	}
	void handleEvents(ImageManager& imageManager,SDL_Renderer& renderer){
	//Check dirty
	if(dirty){
	updateSelection(imageManager,renderer);
	if(selection.empty()){
	dismiss();
	return;
	}
	dirty=false;
	}

	//Check scrollbar event
	if(scrollBar && scrollBar->visible){
	if(scrollBar->handleEvents(renderer,rect.x+rect.w-24,rect.y+8)) return;
	}

	if(event.type==SDL_MOUSEBUTTONDOWN){
	if(event.button.button==SDL_BUTTON_LEFT){
	SDL_Rect mouse={event.button.x,event.button.y,0,0};

	//Check if close it
	if(!pointOnRect(mouse,rect)){
	dismiss();
	return;
	}

	//Check if item is clicked
	if(highlightedObj!=NULL && highlightedBtn>0 && parent!=NULL){
	//std::vector<Block*>& v=parent->levelObjects;

	if(/find(v.begin(),v.end(),highlightedObj)!=v.end()/true/???/){
	switch(highlightedBtn){
	case 1:
	{
	std::vector<GameObject*>& v2=parent->selection;
	std::vector<GameObject*>::iterator it=find(v2.begin(),v2.end(),highlightedObj);

	if(it==v2.end()){
	v2.push_back(highlightedObj);
	}else{
	v2.erase(it);
	}
	}
	break;
	case 2:
	parent->commandManager->doCommand(new AddRemoveGameObjectCommand(parent, highlightedObj, false));
	break;
	case 3:
	if(parent->actionsPopup)
	delete parent->actionsPopup;
	parent->actionsPopup=new LevelEditorActionsPopup(imageManager,renderer,parent,highlightedObj,mouse.x,mouse.y);
	break;
	}
	}
	}
	}
	}
	else if(event.type == SDL_MOUSEWHEEL) {
	//check mousewheel
	if(event.wheel.y < 0){
	startRow-=2;
	updateScrollBar(imageManager,renderer);
	return;
	} else {
	startRow+=2;
	updateScrollBar(imageManager,renderer);
	return;
	}
	}
	}
	};

	/////////////////MovingPosition////////////////////////////
	MovingPosition::MovingPosition(int x,int y,int time){
	this->x=x;
	this->y=y;
	this->time=time;
	}

	MovingPosition::~MovingPosition(){}

	void MovingPosition::updatePosition(int x,int y){
	this->x=x;
	this->y=y;
	}

	/////////////////LEVEL EDITOR//////////////////////////////
	LevelEditor::LevelEditor(SDL_Renderer& renderer, ImageManager& imageManager):Game(renderer, imageManager){
	//This will set some default settings.
	reset();

	//Create the GUI root.
	GUIObjectRoot=new GUIObject(imageManager,renderer,0,0,SCREEN_WIDTH,SCREEN_HEIGHT);

	//Load the toolbar.
	toolbar=imageManager.loadTexture(getDataPath()+"gfx/menu/toolbar.png",renderer);
	toolbarRect={(SCREEN_WIDTH-460)/2,SCREEN_HEIGHT-50,460,50};

	selectionPopup=NULL;
	actionsPopup=NULL;

	movingSpeedWidth=-1;

	//Load the selectionMark.
	selectionMark=imageManager.loadTexture(getDataPath()+"gfx/menu/selection.png",renderer);

	//Load the movingMark.
	movingMark=imageManager.loadTexture(getDataPath()+"gfx/menu/moving.png",renderer);

	//Load the gui images.
	bmGUI=imageManager.loadTexture(getDataPath()+"gfx/gui.png",renderer);
	toolboxText=textureFromText(renderer,*fontText,_("Toolbox"),objThemes.getTextColor(true));

	for(size_t i = 0;i < typeTextTextures.size();++i) {
	typeTextTextures[i] =
	textureFromText(renderer,
	*fontText,
	_(blockNames[i]),
	objThemes.getTextColor(true));
	}

	for(size_t i = 0;i < tooltipTextures.size();++i) {
	if (tooltipNames[i][0]) {
	- tooltipTextures[i] =
	- textureFromText(renderer,
	- *fontText,
	- _(tooltipNames[i]),
	- objThemes.getTextColor(true));
	+ std::string s = _(tooltipNames[i]);
	+ if (tooltipHotkey[i][0]) {
	+ s += " (" + std::string(tooltipHotkey[i]) + ")";
	+ } else if (tooltipHotkey2[i] >= 0) {
	+ std::string s2 = InputManagerKeyCode::describeTwo(
	+ inputMgr.getKeyCode((InputManagerKeys)tooltipHotkey2[i], false),
	+ inputMgr.getKeyCode((InputManagerKeys)tooltipHotkey2[i], true));
	+ if (!s2.empty()) s += " (" + s2 + ")";
	+ }
	+ tooltipTextures[i] = textureFromText(renderer, *fontText, s.c_str(), objThemes.getTextColor(true));
	}
	}

	//Count the level editing time.
	statsMgr.startLevelEdit();

	//Create the command manager with a maximum of 100 commands.
	commandManager = new CommandManager(100);
	}

	// FIXME: I have to write this function here since we need to access the static blockNames[]
	std::string MoveGameObjectCommand::describe() {
	if (objects.size() == 1) {
	const bool isResize = oldPosition[0].w != newPosition[0].w \|\| oldPosition[0].h != newPosition[0].h;
	Scenery scenery = dynamic_cast<Scenery>(objects[0]);
	return tfm::format(isResize ? _("Resize %s") : _("Move %s"), scenery ?
	/// TRANSLATORS: Context: Resize/Move ...
	(scenery->sceneryName_.empty() ? _("Custom scenery block")
	: describeSceneryName(scenery->sceneryName_).c_str())
	: _(blockNames[objects[0]->type]));
	} else {
	const size_t number_of_objects = objects.size();
	/// TRANSLATORS: Context: Undo/Redo ...
	return tfm::format(ngettext("Move %d object", "Move %d objects", number_of_objects).c_str(), number_of_objects);
	}
	}

	// FIXME: I have to write this function here since we need to access the static blockNames[]
	std::string AddRemoveGameObjectCommand::describe() {
	if (objects.size() == 1) {
	Scenery scenery = dynamic_cast<Scenery>(objects[0]);
	return tfm::format(isAdd ? _("Add %s") : _("Remove %s"), scenery ? (scenery->sceneryName_.empty() ?
	/// TRANSLATORS: Context: Add/Remove ...
	_("Custom scenery block")
	: describeSceneryName(scenery->sceneryName_).c_str())
	: _(blockNames[objects[0]->type]));
	} else {
	const size_t number_of_objects = objects.size();
	/// TRANSLATORS: Context: Undo/Redo ...
	return tfm::format(isAdd ? ngettext("Add %d object", "Add %d objects", number_of_objects).c_str() :
	/// TRANSLATORS: Context: Undo/Redo ...
	ngettext("Remove %d object", "Remove %d objects", number_of_objects).c_str(), number_of_objects);
	}
	}

	// FIXME: I have to write this function here since we need to access the static blockNames[]
	std::string AddRemovePathCommand::describe() {
	return tfm::format(isAdd ?
	/// TRANSLATORS: Context: Undo/Redo ...
	_("Add path to %s") :
	/// TRANSLATORS: Context: Undo/Redo ...
	_("Remove a path point from %s"), _(blockNames[target->type]));
	}

	// FIXME: I have to write this function here since we need to access the static blockNames[]
	std::string RemovePathCommand::describe() {
	/// TRANSLATORS: Context: Undo/Redo ...
	return tfm::format(_("Remove all paths from %s"), _(blockNames[target->type]));
	}

	// FIXME: I have to write this function here since we need to access the static blockNames[]
	std::string AddLinkCommand::describe() {
	/// TRANSLATORS: Context: Undo/Redo ...
	return tfm::format(_("Add link from %s to %s"), _(blockNames[target->type]), _(blockNames[clickedObj->type]));
	}

	// FIXME: I have to write this function here since we need to access the static blockNames[]
	std::string RemoveLinkCommand::describe() {
	/// TRANSLATORS: Context: Undo/Redo ...
	return tfm::format(_("Remove all links from %s"), _(blockNames[target->type]));
	}

	// FIXME: I have to write this function here since we need to access the static blockNames[]
	std::string SetEditorPropertyCommand::describe() {
	Scenery scenery = dynamic_cast<Scenery>(target);
	/// TRANSLATORS: Context: Undo/Redo ...
	std::string s = _("Modify the %2 property of %1");
	size_t lp = s.find("%1");
	if (lp != string::npos) {
	std::string s1 = scenery ?
	(scenery->sceneryName_.empty() ?
	/// TRANSLATORS: Context: Undo/Redo ...
	_("Custom scenery block")
	: describeSceneryName(scenery->sceneryName_).c_str())
	: _(blockNames[target->type]);
	s = s.substr(0, lp) + s1 + s.substr(lp + 2);
	}
	lp = s.find("%2");
	if (lp != string::npos) {
	s = s.substr(0, lp) + desc + s.substr(lp + 2);
	}
	return s;
	}

	// FIXME: I have to write this function here since we need to access the static variable levelTime and levelRecordings
	SetLevelPropertyCommand::SetLevelPropertyCommand(LevelEditor* levelEditor, const LevelProperty& levelProperty)
	: editor(levelEditor), newProperty(levelProperty)
	{
	oldProperty.levelName = editor->levelName;
	oldProperty.levelTheme = editor->levelTheme;
	oldProperty.levelMusic = editor->levelMusic;
	oldProperty.levelTime = levelTime;
	oldProperty.levelRecordings = levelRecordings;
	}

	// FIXME: I have to write this function here since we need to access the static variable levelTime and levelRecordings
	void SetLevelPropertyCommand::setLevelProperty(const LevelProperty& levelProperty) {
	bool musicChanged = editor->levelMusic != levelProperty.levelMusic;

	editor->levelName = levelProperty.levelName;
	editor->levelTheme = levelProperty.levelTheme;
	editor->levelMusic = levelProperty.levelMusic;
	levelTime = levelProperty.levelTime;
	levelRecordings = levelProperty.levelRecordings;

	if (musicChanged) {
	#ifdef _DEBUG
	printf("DEBUG: Level music is changed dynamically in level editor\n");
	#endif
	editor->editorData["music"] = editor->levelMusic;
	editor->reloadMusic();
	}
	}

	// FIXME: I have to write this function here since we need to access the static blockNames[]
	std::string SetScriptCommand::describe() {
	if (target) {
	/// TRANSLATORS: Context: Undo/Redo ...
	return tfm::format(_("Edit the script of %s"), _(blockNames[target->type]));
	} else {
	/// TRANSLATORS: Context: Undo/Redo ...
	return _("Edit the script of level");
	}
	}

	LevelEditor::~LevelEditor(){
	//Delete the command manager.
	delete commandManager;

	// NOTE: We don't need to delete levelObjects, etc. since they are deleted in Game::~Game().

	// Clear selection
	selection.clear();

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

	//Delete the popup
	if(selectionPopup){
	delete selectionPopup;
	selectionPopup=NULL;
	}

	//Delete the popup
	if(actionsPopup){
	delete actionsPopup;
	actionsPopup=NULL;
	}

	//Reset the camera.
	camera.x=0;
	camera.y=0;

	//Count the level editing time.
	statsMgr.endLevelEdit();
	}

	TexturePtr& LevelEditor::getCachedTextTexture(SDL_Renderer& renderer, const std::string& text) {
	auto it = cachedTextTextures.find(text);
	if (it != cachedTextTextures.end()) return it->second;
	return (cachedTextTextures[text] = textureFromText(renderer,
	*fontText,
	text.c_str(),
	objThemes.getTextColor(true)));
	}

	void LevelEditor::reset(){
	//Set some default values.
	playMode=false;
	tool=ADD;
	currentType=0;
	toolboxVisible=false;
	toolboxRect.x=-1;
	toolboxRect.y=-1;
	toolboxRect.w=0;
	toolboxRect.h=0;
	toolboxIndex=0;
	pressedShift=false;
	pressedLeftMouse=false;
	dragging=false;
	selectionDrag=-1;
	dragCenter=NULL;
	cameraXvel=0;
	cameraYvel=0;
	linking=false;
	linkingTrigger=NULL;
	currentId=0;
	movingBlock=NULL;
	moving=false;
	movingSpeed=10;
	pauseTime = 0;
	tooltip=-1;

	//Set the player and shadow to their starting position.
	player.setLocation(player.fx,player.fy);
	shadow.setLocation(shadow.fx,shadow.fy);

	selection.clear();
	clipboard.clear();
	triggers.clear();
	movingBlocks.clear();

	//Delete any gui.
	if(GUIObjectRoot){
	delete GUIObjectRoot;
	GUIObjectRoot=NULL;
	}
	//Clear the GUIWindow object map.
	objectWindows.clear();
	}

	void LevelEditor::loadLevelFromNode(ImageManager& imageManager, SDL_Renderer& renderer,TreeStorageNode* obj, const std::string& fileName){
	//call the method of base class.
	Game::loadLevelFromNode(imageManager,renderer,obj,fileName);

	//now do our own stuff.
	string s=editorData["time"];
	if(s.empty() \|\| !(s[0]>='0' && s[0]<='9')){
	levelTime=-1;
	}else{
	levelTime=atoi(s.c_str());
	}

	s=editorData["recordings"];
	if(s.empty() \|\| !(s[0]>='0' && s[0]<='9')){
	levelRecordings=-1;
	}else{
	levelRecordings=atoi(s.c_str());
	}

	levelTheme = editorData["theme"];
	levelMusic = editorData["music"];

	//NOTE: We set the camera here since we know the dimensions of the level.
	if(LEVEL_WIDTH<SCREEN_WIDTH)
	camera.x=-(SCREEN_WIDTH-LEVEL_WIDTH)/2;
	else
	camera.x=0;
	if(LEVEL_HEIGHT<SCREEN_HEIGHT)
	camera.y=-(SCREEN_HEIGHT-LEVEL_HEIGHT)/2;
	else
	camera.y=0;

	//The level is loaded, so call postLoad.
	postLoad();
	}

	void LevelEditor::saveLevel(string fileName){
	//Create the output stream and check if it starts.
	std::ofstream save(fileName.c_str());
	if(!save) return;

	//The dimensions of the level.
	int maxX=0;
	int maxY=0;

	//The storageNode to put the level data in before writing it away.
	TreeStorageNode node;
	char s[64];

	//The name of the level.
	if(!levelName.empty()){
	node.attributes["name"].push_back(levelName);

	//Update the level name in the levelpack.
	levels->getLevel()->name=levelName;
	}

	//The level theme.
	if(!levelTheme.empty())
	node.attributes["theme"].push_back(levelTheme);

	//The level music.
	if (!levelMusic.empty())
	node.attributes["music"].push_back(levelMusic);

	//target time and recordings.
	{
	char c[32];
	if(levelTime>=0){
	sprintf(c,"%d",levelTime);
	node.attributes["time"].push_back(c);

	//Update the target time the levelpack.
	levels->getLevel()->targetTime=levelTime;
	}
	if(levelRecordings>=0){
	sprintf(c,"%d",levelRecordings);
	node.attributes["recordings"].push_back(c);

	//Update the target recordings the levelpack.
	levels->getLevel()->targetRecordings=levelRecordings;
	}
	}

	//The width of the level.
	maxX=LEVEL_WIDTH;
	sprintf(s,"%d",maxX);
	node.attributes["size"].push_back(s);

	//The height of the level.
	maxY=LEVEL_HEIGHT;
	sprintf(s,"%d",maxY);
	node.attributes["size"].push_back(s);

	//Loop through the gameObjects and save them.
	for(int o=0;o<(signed)levelObjects.size();o++){
	int objectType=levelObjects[o]->type;

	//Check if it's a legal gameObject type.
	if(objectType>=0 && objectType<TYPE_MAX){
	TreeStorageNode* obj1=new TreeStorageNode;
	node.subNodes.push_back(obj1);

	//It's a tile so name the node tile.
	obj1->name="tile";

	//Write away the type of the gameObject.
	obj1->value.push_back(blockName[objectType]);

	//Get the box for the location of the gameObject.
	SDL_Rect box=levelObjects[o]->getBox(BoxType_Base);
	//Put the location and size in the storageNode.
	sprintf(s,"%d",box.x);
	obj1->value.push_back(s);
	sprintf(s,"%d",box.y);
	obj1->value.push_back(s);
	sprintf(s,"%d",box.w);
	obj1->value.push_back(s);
	sprintf(s,"%d",box.h);
	obj1->value.push_back(s);

	//Loop through the editor data and save it also.
	vector<pair<string,string> > obj;
	levelObjects[o]->getEditorData(obj);
	for (const auto& o : obj) {
	//Skip the data whose key or value is empty.
	if (o.first.empty()) continue;
	if (o.second.empty()) continue;

	//Skip SOME data whose value is the default value. Currently only some boolean values are skipped.
	//WARNING: When the default values are changed, these codes MUST be modified accordingly!!!

	//NOTE: Currently we skip the "visible" property since it is used for every block and usually it's the default value.
	if (o.first == "visible" && o.second == "1") continue;

	#if 0
	//NOTE: The following codes are more aggressive!!!
	//if (o.first == "activated" && o.second == "1") continue; //moving blocks and conveyor belt // Don't use this because there was a "disabled" property
	if (o.first == "loop" && o.second == "1") continue; //moving blocks and conveyor belt
	if (o.first == "automatic" && o.second == "0") continue; //portal
	#endif

	//Save the data.
	obj1->attributes[o.first].push_back(o.second);
	}

	//Loop through the scripts and add them to the storage node of the game object.
	map<int,string>::iterator it;
	Block* object=(dynamic_cast<Block*>(levelObjects[o]));
	for(it=object->scripts.begin();it!=object->scripts.end();++it){
	//Make sure the script isn't an empty string.
	if(it->second.empty())
	continue;

	TreeStorageNode* script=new TreeStorageNode;
	obj1->subNodes.push_back(script);

	script->name="script";
	script->value.push_back(gameObjectEventTypeMap[it->first]);

	script->attributes["script"].push_back(it->second);
	}
	}
	}

	//Loop through the level scripts and save them.
	for(auto it=scripts.begin();it!=scripts.end();++it){
	//Make sure the script isn't an empty string.
	if(it->second.empty())
	continue;

	TreeStorageNode* script=new TreeStorageNode;
	node.subNodes.push_back(script);

	script->name="script";
	script->value.push_back(levelEventTypeMap[it->first]);

	script->attributes["script"].push_back(it->second);
	}

	//Loop through the scenery layers and save them.
	for (auto it = sceneryLayers.begin(); it != sceneryLayers.end(); ++it) {
	TreeStorageNode* layer = new TreeStorageNode;
	node.subNodes.push_back(layer);

	layer->name = "scenerylayer";
	layer->value.push_back(it->first);

	it->second->saveToNode(layer);
	}

	//Create a POASerializer and write away the level node.
	POASerializer objSerializer;
	objSerializer.writeNode(&node,save,true,true);
	}

	void LevelEditor::deselectAll() {
	selection.clear();
	dragCenter = NULL;
	selectionDrag = -1;
	selectionDirty();
	}

	///////////////EVENT///////////////////
	void LevelEditor::handleEvents(ImageManager& imageManager, SDL_Renderer& renderer){
	//Check if we need to quit, if so we enter the exit state.
	if(event.type==SDL_QUIT){
	setNextState(STATE_EXIT);
	}

	//If playing/testing we should the game handle the events.
	if(playMode){
	Game::handleEvents(imageManager,renderer);

	//Also check if we should exit the playMode.
	if(inputMgr.isKeyDownEvent(INPUTMGR_ESCAPE)){
	//Reset the game and disable playMode, disable script.
	Game::reset(true, true);
	playMode=false;
	GUIObjectRoot->visible=true;
	camera.x=cameraSave.x;
	camera.y=cameraSave.y;

	//NOTE: To prevent the mouse to still "be pressed" we set it to false.
	pressedLeftMouse=false;
	}
	}else{
	//Also check if we should exit the editor.
	if(inputMgr.isKeyDownEvent(INPUTMGR_ESCAPE)){
	std::string s;
	//Check if the file is changed
	if (commandManager->isChanged()) {
	s = _("The level has unsaved changes.");
	s.push_back('\n');
	}
	//Before we quit ask a make sure question.
	if(msgBox(imageManager,renderer,s+_("Are you sure you want to quit?"),MsgBoxYesNo,_("Quit prompt"))==MsgBoxYes){
	//We exit the level editor.
	setNextState(STATE_LEVEL_EDIT_SELECT);

	//Play the menu music again.
	getMusicManager()->playMusic("menu");

	//No need for handling other events, so return.
	return;
	}
	}

	//Check if we should redirect the event to the actions popup
	if(actionsPopup!=NULL){
	actionsPopup->handleEvents(renderer);
	return;
	}
	//Check if we should redirect the event to selection popup
	if(selectionPopup!=NULL){
	if(event.type==SDL_MOUSEBUTTONDOWN
	\|\| event.type==SDL_MOUSEBUTTONUP
	\|\| event.type==SDL_MOUSEMOTION)
	{
	selectionPopup->handleEvents(imageManager,renderer);
	return;
	}
	}
	//TODO: Don't handle any Events when GUIWindows process them.
	{
	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	//Create the rectangle.
	SDL_Rect mouse={x,y,0,0};
	for(unsigned int i=0;i<GUIObjectRoot->childControls.size();i++){
	SDL_Rect box={0,0,0,0};
	box.x=GUIObjectRoot->childControls[i]->left;
	box.y=GUIObjectRoot->childControls[i]->top;
	box.w=GUIObjectRoot->childControls[i]->width;
	box.h=GUIObjectRoot->childControls[i]->height;
	if(pointOnRect(mouse,box))
	return;
	}
	}

	//Check if toolbar is clicked.
	if(event.type==SDL_MOUSEBUTTONDOWN && event.button.button==SDL_BUTTON_LEFT && tooltip>=0){
	int t=tooltip;

	if(t<NUMBER_TOOLS){
	//Show/hide toolbox if the current mode is ADD and the user clicked ADD again.
	if (tool == ADD && t == ADD) {
	toolboxVisible = !toolboxVisible;
	}

	tool=(Tools)t;

	//Stop linking or moving if the mode is not SELECT.
	if (tool != SELECT) {
	if (linking) {
	linking = false;
	linkingTrigger = NULL;
	}
	if (moving) {
	moving = false;
	movingBlock = NULL;
	}
	}
	}else{
	//The selected button isn't a tool.
	//Now check which button it is.
	if (t == (int)ToolTips::Play){
	enterPlayMode();
	}
	if (t == (int)ToolTips::LevelSettings){
	//Open up level settings dialog
	levelSettings(imageManager,renderer);
	}
	if (t == (int)ToolTips::BackToMenu){
	//If the file is changed we show a confirmation dialog
	if (commandManager->isChanged()) {
	std::string s = _("The level has unsaved changes.");
	s.push_back('\n');
	if (msgBox(imageManager, renderer, s + _("Are you sure you want to quit?"), MsgBoxYesNo, _("Quit prompt")) != MsgBoxYes) return;
	}

	//Go back to the level selection screen of Level Editor
	setNextState(STATE_LEVEL_EDIT_SELECT);
	//Change the music back to menu music.
	getMusicManager()->playMusic("menu");
	}
	if (t == (int)ToolTips::SaveLevel){
	//Save current level
	saveCurrentLevel(imageManager, renderer);
	}
	if (t == (int)ToolTips::UndoNoTooltip) {
	commandManager->undo();
	}
	if (t == (int)ToolTips::RedoNoTooltip) {
	commandManager->redo();
	}
	}

	return;
	}

	//Check if tool box is clicked.
	if(event.type==SDL_MOUSEBUTTONDOWN && event.button.button==SDL_BUTTON_LEFT && toolboxRect.w>0){
	if(toolboxVisible){
	if(event.button.y<64){
	//Check if we need to hide it
	if(event.button.x>=SCREEN_WIDTH-24 && event.button.x<SCREEN_WIDTH && event.button.y<20){
	toolboxVisible=false;
	return;
	}

	const int m = (SCREEN_WIDTH - 48) / 64;

	//Check if a block is clicked.
	if(event.button.x>=24 && event.button.x<SCREEN_WIDTH-24){
	int i=(event.button.x-24)/64;
	if(i<m && i+toolboxIndex<getEditorOrderMax()){
	currentType=i+toolboxIndex;
	}
	}

	//Check if move left button is clicked
	if (event.button.x >= 0 && event.button.x < 24 && event.button.y >= 20 && event.button.y < 44) {
	toolboxIndex -= m;
	if (toolboxIndex < 0) toolboxIndex = 0;
	}

	//Check if move right button is clicked
	if (event.button.x >= SCREEN_WIDTH - 24 && event.button.x < SCREEN_WIDTH && event.button.y >= 20 && event.button.y < 44) {
	toolboxIndex += m;
	if (toolboxIndex > getEditorOrderMax() - m) toolboxIndex = getEditorOrderMax() - m;
	if (toolboxIndex < 0) toolboxIndex = 0;
	}

	return;
	}
	}else if(event.button.x>=toolboxRect.x && event.button.x<toolboxRect.x+toolboxRect.w
	&& event.button.y>=toolboxRect.y && event.button.y<toolboxRect.y+toolboxRect.h)
	{
	toolboxVisible=true;
	return;
	}
	}

	//Check if shift is pressed.
	pressedShift=inputMgr.isKeyDown(INPUTMGR_SHIFT);

	//Check if delete is pressed.
	if (event.type == SDL_KEYDOWN && event.key.keysym.sym == SDLK_DELETE){
	if (!selection.empty()){
	AddRemoveGameObjectCommand *command = new AddRemoveGameObjectCommand(this, selection, false);

	//clear the selection vector first.
	deselectAll();

	//perform the actual deletion.
	commandManager->doCommand(command);
	}
	}

	//Check for copy (Ctrl+c) or cut (Ctrl+x).
	if(event.type==SDL_KEYDOWN && (event.key.keysym.sym==SDLK_c \|\| event.key.keysym.sym==SDLK_x) && (event.key.keysym.mod & KMOD_CTRL)){
	//Check if the selection isn't empty.
	if(!selection.empty()){
	//Clear the current clipboard.
	clipboard.clear();

	//Loop through the selection to find the left-top block.
	int x=selection[0]->getBox().x;
	int y=selection[0]->getBox().y;
	for(unsigned int o=1; o<selection.size(); o++){
	if(selection[o]->getBox().x<x \|\| selection[o]->getBox().y<y){
	x=selection[o]->getBox().x;
	y=selection[o]->getBox().y;
	}
	}

	//Loop through the selection for the actual copying.
	for(unsigned int o=0; o<selection.size(); o++){
	//Get the editor data of the object.
	vector<pair<string,string> > obj;
	selection[o]->getEditorData(obj);

	//Loop through the editor data and convert it.
	map<string,string> objMap;
	for(unsigned int i=0;i<obj.size();i++){
	objMap[obj[i].first]=obj[i].second;
	}
	//Add some entries to the map.
	char s[64];
	SDL_Rect r = selection[o]->getBox();
	sprintf(s, "%d", r.x - x);
	objMap["x"]=s;
	sprintf(s, "%d", r.y - y);
	objMap["y"]=s;
	sprintf(s, "%d", selection[o]->getBox().w);
	objMap["w"] = s;
	sprintf(s, "%d", selection[o]->getBox().h);
	objMap["h"] = s;

	Scenery scenery = dynamic_cast<Scenery>(selection[o]);
	if (scenery) {
	objMap["sceneryName"] = scenery->sceneryName_;
	objMap["customScenery"] = scenery->customScenery_;
	} else {
	sprintf(s, "%d", selection[o]->type);
	objMap["type"] = s;
	}

	//Overwrite the id to prevent triggers, portals, buttons, movingblocks, etc. from malfunctioning.
	//We give an empty string as id, which is invalid and thus suitable.
	objMap["id"]="";
	//Do the same for destination if the type is portal.
	if(selection[o]->type==TYPE_PORTAL){
	objMap["destination"]="";
	}

	//And add the map to the clipboard vector.
	clipboard.push_back(objMap);
	}

	//Cutting means deleting the game object.
	if (event.key.keysym.sym == SDLK_x && !selection.empty()){
	AddRemoveGameObjectCommand *command = new AddRemoveGameObjectCommand(this, selection, false);

	//clear the selection vector first.
	deselectAll();

	//perform the actual deletion.
	commandManager->doCommand(command);
	}
	}
	}

	//Check for paste (Ctrl+v).
	if(event.type==SDL_KEYDOWN && event.key.keysym.sym==SDLK_v && (event.key.keysym.mod & KMOD_CTRL)){
	//First make sure that the clipboard isn't empty.
	if(!clipboard.empty()){
	//Clear the current selection.
	deselectAll();

	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	x+=camera.x;
	y+=camera.y;

	//Apply snap to grid.
	if(!pressedShift){
	snapToGrid(&x,&y);
	}else{
	x-=25;
	y-=25;
	}

	std::vector<GameObject*> newObjects;

	//Loop through the clipboard.
	for(unsigned int o=0;o<clipboard.size();o++){
	GameObject *obj = NULL;

	if (clipboard[o].find("sceneryName") == clipboard[o].end()) {
	// a normal block
	if (!selectedLayer.empty()) continue;
	obj = new Block(this, 0, 0, 50, 50, atoi(clipboard[o]["type"].c_str()));
	} else {
	// a scenery block
	if (selectedLayer.empty()) continue;
	Scenery *scenery = new Scenery(this, 0, 0, 50, 50, clipboard[o]["sceneryName"]);
	if (clipboard[o]["sceneryName"].empty()) {
	scenery->customScenery_ = clipboard[o]["customScenery"];
	scenery->updateCustomScenery(imageManager, renderer);
	}
	obj = scenery;
	}

	obj->setBaseLocation(atoi(clipboard[o]["x"].c_str())+x,atoi(clipboard[o]["y"].c_str())+y);
	obj->setBaseSize(atoi(clipboard[o]["w"].c_str()), atoi(clipboard[o]["h"].c_str()));
	obj->setEditorData(clipboard[o]);

	//add the object.
	newObjects.push_back(obj);

	//Also add the block to the selection.
	selection.push_back(obj);
	}

	// Do the actual object insertion
	if (!newObjects.empty()) {
	commandManager->doCommand(new AddRemoveGameObjectCommand(this, newObjects, true));
	}
	}
	}

	//Check for the arrow keys, used for moving the camera when playMode=false.
	if (inputMgr.isKeyDown(INPUTMGR_RIGHT)) {
	if (cameraXvel < 5) cameraXvel = 5;
	} else if (inputMgr.isKeyDown(INPUTMGR_LEFT)) {
	if (cameraXvel > -5) cameraXvel = -5;
	} else {
	cameraXvel = 0;
	}
	if(inputMgr.isKeyDown(INPUTMGR_DOWN)){
	if (cameraYvel < 5) cameraYvel = 5;
	} else if (inputMgr.isKeyDown(INPUTMGR_UP)){
	if (cameraYvel > -5) cameraYvel = -5;
	} else {
	cameraYvel = 0;
	}

	//Check if the left mouse button is pressed/holded.
	if(event.type==SDL_MOUSEBUTTONDOWN && event.button.button==SDL_BUTTON_LEFT){
	pressedLeftMouse=true;
	}
	if(event.type==SDL_MOUSEBUTTONUP && event.button.button==SDL_BUTTON_LEFT){
	pressedLeftMouse=false;

	//We also need to check if dragging is true.
	if(dragging){
	//Set dragging false and call the onDrop event.
	dragging=false;
	int x,y;
	SDL_GetMouseState(&x,&y);
	//We call the drop event.
	onDrop(x+camera.x,y+camera.y);
	}
	}

	//Check if the mouse is dragging.
	if(pressedLeftMouse && event.type==SDL_MOUSEMOTION) {
	//Check if this is the start of the dragging.
	if(!dragging){
	//The mouse is moved enough so let's set dragging true.
	dragging=true;
	// NOTE: We start drag from previous mouse position to prevent resize area hit test bug
	onDragStart(event.motion.x - event.motion.xrel + camera.x, event.motion.y - event.motion.yrel + camera.y);
	onDrag(event.motion.xrel, event.motion.yrel);
	} else {
	//Dragging was already true meaning we call onDrag() instead of onDragStart().
	onDrag(event.motion.xrel,event.motion.yrel);
	}
	}

	//Update cursor.
	if(dragging){
	if (tool == REMOVE) {
	currentCursor = CURSOR_REMOVE;
	} else {
	switch (selectionDrag) {
	case 0: case 8:
	currentCursor = CURSOR_SIZE_FDIAG;
	break;
	case 1: case 7:
	currentCursor = CURSOR_SIZE_VER;
	break;
	case 2: case 6:
	currentCursor = CURSOR_SIZE_BDIAG;
	break;
	case 3: case 5:
	currentCursor = CURSOR_SIZE_HOR;
	break;
	case 4:
	currentCursor = CURSOR_DRAG;
	break;
	default:
	currentCursor = CURSOR_POINTER;
	break;
	}
	}
	}

	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	//Create the rectangle.
	SDL_Rect mouse={x,y,0,0};

	//Check if we scroll up, meaning the currentType++;
	if((event.type==SDL_MOUSEWHEEL && event.wheel.y > 0) \|\| inputMgr.isKeyDownEvent(INPUTMGR_NEXT)){
	switch(tool){
	case ADD:
	//Check if mouse is in tool box.
	if(toolboxVisible && toolboxRect.w>0){
	int x,y;
	SDL_GetMouseState(&x,&y);
	if(y<64){
	const int m = getEditorOrderMax() - (SCREEN_WIDTH - 48) / 64;
	toolboxIndex -= 2;
	if (toolboxIndex>m) toolboxIndex = m;
	if (toolboxIndex<0) toolboxIndex = 0;
	break;
	}
	}
	//Only change the current type when using the add tool.
	currentType++;
	if (currentType >= getEditorOrderMax()){
	currentType=0;
	}
	break;
	case SELECT:
	//When configuring moving blocks.
	if(moving){
	if (pauseMode) {
	//Here we have to use Ctrl because Shift means snap
	pauseTime += (SDL_GetModState() & KMOD_CTRL) ? 10 : 1;
	} else {
	//Here we have to use Ctrl because Shift means snap
	movingSpeed += (SDL_GetModState() & KMOD_CTRL) ? 10 : 1;
	//The movingspeed is capped at 125 (10 block/s).
	if (movingSpeed > 125){
	movingSpeed = 125;
	}
	}
	break;
	}
	//Fall through.
	default:
	//When in other mode, just scrolling the map
	if (pressedShift) camera.x = clamp(camera.x - 200, -1000 - SCREEN_WIDTH, LEVEL_WIDTH + 1000);
	else camera.y = clamp(camera.y - 200, -1000 - SCREEN_HEIGHT, LEVEL_HEIGHT + 1000);
	break;
	}
	}
	//Check if we scroll down, meaning the currentType--;
	if((event.type==SDL_MOUSEWHEEL && event.wheel.y < 0) \|\| inputMgr.isKeyDownEvent(INPUTMGR_PREVIOUS)){
	switch(tool){
	case ADD:
	//Check if mouse is in tool box.
	if(toolboxVisible && toolboxRect.w>0){
	int x,y;
	SDL_GetMouseState(&x,&y);
	if(y<64){
	const int m = getEditorOrderMax() - (SCREEN_WIDTH - 48) / 64;
	toolboxIndex+=2;
	if(toolboxIndex>m) toolboxIndex=m;
	if(toolboxIndex<0) toolboxIndex=0;
	break;
	}
	}
	//Only change the current type when using the add tool.
	currentType--;
	if(currentType<0){
	currentType = getEditorOrderMax() - 1;
	}
	break;
	case SELECT:
	//When configuring moving blocks.
	if(moving){
	if (pauseMode) {
	//Here we have to use Ctrl because Shift means snap
	pauseTime -= (SDL_GetModState() & KMOD_CTRL) ? 10 : 1;
	if (pauseTime < -1){
	pauseTime = -1;
	}
	} else {
	//Here we have to use Ctrl because Shift means snap
	movingSpeed -= (SDL_GetModState() & KMOD_CTRL) ? 10 : 1;
	if (movingSpeed <= 0){
	movingSpeed = 1;
	}
	}
	break;
	}
	//Fall through.
	default:
	//When in other mode, just scrolling the map
	if (pressedShift) camera.x = clamp(camera.x + 200, -1000 - SCREEN_WIDTH, LEVEL_WIDTH + 1000);
	else camera.y = clamp(camera.y + 200, -1000 - SCREEN_HEIGHT, LEVEL_HEIGHT + 1000);
	break;
	}
	}

	if (event.type == SDL_KEYDOWN) {
	bool unlink = false;

	//Check if we should enter playMode.
	if (event.key.keysym.sym == SDLK_F5){
	enterPlayMode();
	}
	//Check for tool shortcuts.
	if (event.key.keysym.sym == SDLK_F2){
	tool = SELECT;
	}
	if (event.key.keysym.sym == SDLK_F3){
	tool = ADD;
	unlink = true;
	}
	if (event.key.keysym.sym == SDLK_F4){
	tool = REMOVE;
	unlink = true;
	}

	//Stop linking or moving if the mode is not SELECT.
	if (unlink) {
	if (linking) {
	linking = false;
	linkingTrigger = NULL;
	}
	if (moving) {
	moving = false;
	movingBlock = NULL;
	}
	}
	}

	//Check for certain events.

	//First make sure the mouse isn't above the toolbar.
	if(!pointOnRect(mouse,toolbarRect) && !pointOnRect(mouse,toolboxRect)){
	mouse.x+=camera.x;
	mouse.y+=camera.y;

	//Boolean if there's a click event fired.
	bool clickEvent=false;
	//Check if a mouse button is pressed.
	if(event.type==SDL_MOUSEBUTTONDOWN){
	//Right click in path or link mode means return to normal mode.
	if (event.button.button == SDL_BUTTON_RIGHT && (linking \|\| moving)) {
	//Stop linking.
	linking = false;
	linkingTrigger = NULL;

	//Stop moving.
	moving = false;
	movingBlock = NULL;

	//Stop processing further.
	return;
	}

	std::vector<GameObject*> clickObjects;

	//Loop through the objects to check collision.
	if (selectedLayer.empty()) {
	if (layerVisibility[selectedLayer]) {
	for (unsigned int o = 0; o<levelObjects.size(); o++){
	if (pointOnRect(mouse, levelObjects[o]->getBox()) == true){
	clickObjects.push_back(levelObjects[o]);
	}
	}
	}
	} else {
	auto it = sceneryLayers.find(selectedLayer);
	if (it != sceneryLayers.end() && layerVisibility[selectedLayer]) {
	for (auto o : it->second->objects){
	if (pointOnRect(mouse, o->getBox()) == true){
	clickObjects.push_back(o);
	}
	}
	}
	}

	//Check if there are multiple objects above eachother or just one.
	if(clickObjects.size()==1){
	//We have collision meaning that the mouse is above an object.
	std::vector<GameObject*>::iterator it;
	it=find(selection.begin(),selection.end(),clickObjects[0]);

	//Set event true since there's a click event.
	clickEvent=true;

	//Check if the clicked object is in the selection or not.
	bool isSelected=(it!=selection.end());
	if(event.button.button==SDL_BUTTON_LEFT){
	onClickObject(clickObjects[0],isSelected);
	}else if(event.button.button==SDL_BUTTON_RIGHT){
	onRightClickObject(imageManager,renderer,clickObjects[0],isSelected);
	}
	}else if(clickObjects.size()>=1){
	//There are more than one object under the mouse
	//SDL2 port (never managed to trigger this without changing the parameters.
	std::vector<GameObject*>::iterator it;
	it=find(selection.begin(),selection.end(),clickObjects[0]);

	//Set event true since there's a click event.
	clickEvent=true;

	//Check if the clicked object is in the selection or not.
	bool isSelected=(it!=selection.end());

	//Only show the selection popup when right clicking.
	if(event.button.button==SDL_BUTTON_LEFT){
	onClickObject(clickObjects[0],isSelected);
	}else if(event.button.button==SDL_BUTTON_RIGHT){
	//Remove the selection popup if there's one.
	if(selectionPopup!=NULL)
	delete selectionPopup;

	//Get the mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	selectionPopup=new LevelEditorSelectionPopup(this,imageManager,renderer,clickObjects,x,y);
	}
	}
	}

	//If event is false then we clicked on void.
	if(!clickEvent){
	if(event.type==SDL_MOUSEBUTTONDOWN){
	if(event.button.button==SDL_BUTTON_LEFT){
	//Left mouse button on void.
	onClickVoid(mouse.x,mouse.y);
	}else if(event.button.button==SDL_BUTTON_RIGHT){
	onRightClickVoid(imageManager,renderer,mouse.x,mouse.y);
	}
	}
	}
	}

	//Check for backspace when moving to remove a movingposition.
	if(moving && event.type==SDL_KEYDOWN && event.key.keysym.sym==SDLK_BACKSPACE){
	if(movingBlocks[movingBlock].size()>0){
	commandManager->doCommand(new AddRemovePathCommand(this, movingBlock, MovingPosition(0, 0, 0), false));
	}
	}

	//Check for the tab key, level settings.
	if(inputMgr.isKeyDownEvent(INPUTMGR_TAB)){
	//Show the levelSettings.
	levelSettings(imageManager,renderer);
	}

	//Check if we should save the level (Ctrl+s).
	if(event.type==SDL_KEYDOWN && event.key.keysym.sym==SDLK_s && (event.key.keysym.mod & KMOD_CTRL)){
	saveCurrentLevel(imageManager, renderer);
	}

	//Undo ctrl+z
	if (event.type == SDL_KEYDOWN && event.key.keysym.sym == SDLK_z && (event.key.keysym.mod & KMOD_CTRL)){
	undo();
	}

	//Redo ctrl+y
	if (event.type == SDL_KEYDOWN && event.key.keysym.sym == SDLK_y && (event.key.keysym.mod & KMOD_CTRL)){
	redo();
	}
	}
	}

	void LevelEditor::saveCurrentLevel(ImageManager& imageManager, SDL_Renderer& renderer) {
	saveLevel(levelFile);

	//Clear the dirty flag
	commandManager->resetChange();

	//And give feedback to the user.
	if (levelName.empty())
	msgBox(imageManager, renderer, tfm::format(_("Level \"%s\" saved"), fileNameFromPath(levelFile)), MsgBoxOKOnly, _("Saved"));
	else
	msgBox(imageManager, renderer, tfm::format(_("Level \"%s\" saved"), levelName), MsgBoxOKOnly, _("Saved"));
	}

	void LevelEditor::enterPlayMode(){
	//Check if we are already in play mode.
	if(playMode) return;

	//Stop linking or moving.
	if(linking){
	linking=false;
	linkingTrigger=NULL;
	}

	if(moving){
	moving=false;
	movingBlock=NULL;
	}

	//We need to reposition player and shadow here, since the related code is removed from object placement.
	for (auto obj : levelObjects) {
	//If the object is a player or shadow start then change the start position of the player or shadow.
	if (obj->type == TYPE_START_PLAYER){
	//Center the player horizontally.
	player.fx = obj->getBox().x + (obj->getBox().w - player.getBox().w) / 2;
	player.fy = obj->getBox().y;
	}
	if (obj->type == TYPE_START_SHADOW){
	//Center the shadow horizontally.
	shadow.fx = obj->getBox().x + (obj->getBox().w - shadow.getBox().w) / 2;
	shadow.fy = obj->getBox().y;
	}
	}

	//Change mode.
	playMode=true;
	GUIObjectRoot->visible=false;
	cameraSave.x=camera.x;
	cameraSave.y=camera.y;

	//Restart the game with scripting enabled.
	Game::reset(true, false);
	}

	void LevelEditor::undo(){
	commandManager->undo();
	}

	void LevelEditor::redo(){
	commandManager->redo();
	}

	void LevelEditor::levelSettings(ImageManager& imageManager,SDL_Renderer& renderer){
	//It isn't so open a popup asking for a name.
	GUIWindow* root=new GUIWindow(imageManager,renderer,(SCREEN_WIDTH-600)/2,(SCREEN_HEIGHT-450)/2,600,450,true,true,_("Level settings"));
	root->minWidth = root->width; root->minHeight = root->height;
	root->name="lvlSettingsWindow";
	root->eventCallback=this;
	GUIObject* obj;

	//Create the two textboxes with a label.
	obj=new GUILabel(imageManager,renderer,40,60,240,36,_("Name:"));
	root->addChild(obj);
	obj=new GUITextBox(imageManager,renderer,140,60,410,36,levelName.c_str());
	obj->gravityRight = GUIGravityRight;
	obj->name="name";
	root->addChild(obj);

	obj = new GUILabel(imageManager, renderer, 40, 110, 240, 36, (std::string("* ") + _("Theme:")).c_str());
	root->addChild(obj);
	obj=new GUITextBox(imageManager,renderer,140,110,410,36,levelTheme.c_str());
	obj->gravityRight = GUIGravityRight;
	obj->name="theme";
	root->addChild(obj);

	obj = new GUILabel(imageManager, renderer, 40, 150, 510, 36, _("Examples: %DATA%/themes/classic"));
	root->addChild(obj);
	obj = new GUILabel(imageManager, renderer, 40, 174, 510, 36, _("or %USER%/themes/Orange"));
	root->addChild(obj);

	obj = new GUILabel(imageManager, renderer, 40, 210, 240, 36, _("Music:"));
	root->addChild(obj);
	obj = new GUITextBox(imageManager, renderer, 140, 210, 410, 36, levelMusic.c_str());
	obj->gravityRight = GUIGravityRight;
	obj->name = "music";
	root->addChild(obj);

	//target time and recordings.
	{
	obj=new GUILabel(imageManager,renderer,40,260,240,36,_("Target time (s):"));
	root->addChild(obj);
	GUISpinBox* obj2=new GUISpinBox(imageManager,renderer,290,260,260,36);
	obj2->gravityRight = GUIGravityRight;
	obj2->name="time";

	ostringstream ss;
	ss << levelTime/40.0f;
	obj2->caption=ss.str();

	obj2->limitMin=-1.0f;
	obj2->format = "%g";
	obj2->change=0.1f;
	obj2->update();
	root->addChild(obj2);

	obj=new GUILabel(imageManager,renderer,40,310,240,36,_("Target recordings:"));
	root->addChild(obj);
	obj2=new GUISpinBox(imageManager,renderer,290,310,260,36);
	obj2->gravityRight = GUIGravityRight;

	ostringstream ss2;
	ss2 << levelRecordings;
	obj2->caption=ss2.str();

	obj2->limitMin=-1.0f;
	obj2->format="%1.0f";
	obj2->name="recordings";
	obj2->update();
	root->addChild(obj2);
	}

	obj = new GUILabel(imageManager, renderer, 40, 350, 510, 36, (std::string("* ") + _("Restart level editor is required")).c_str());
	root->addChild(obj);

	//Ok and cancel buttons.
	obj=new GUIButton(imageManager,renderer,root->width*0.3,450-44,-1,36,_("OK"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="lvlSettingsOK";
	obj->eventCallback=root;
	root->addChild(obj);
	obj=new GUIButton(imageManager,renderer,root->width*0.7,450-44,-1,36,_("Cancel"),0,true,true,GUIGravityCenter);
	obj->gravityLeft = obj->gravityRight = GUIGravityCenter;
	obj->gravityTop = obj->gravityBottom = GUIGravityRight;
	obj->name="lvlSettingsCancel";
	obj->eventCallback=root;
	root->addChild(obj);

	GUIObjectRoot->addChild(root);
	}

	void LevelEditor::postLoad(){
	//We need to find the triggers.
	for(unsigned int o=0;o<levelObjects.size();o++){
	//Check for the highest id.
	unsigned int id=atoi(levelObjects[o]->getEditorProperty("id").c_str());
	if(id>=currentId)
	currentId=id+1;

	switch(levelObjects[o]->type){
	case TYPE_BUTTON:
	case TYPE_SWITCH:
	{
	//Add the object to the triggers vector.
	vector<GameObject*> linked;
	triggers[levelObjects[o]]=linked;
	//Now loop through the levelObjects in search for objects with the same id.
	for(unsigned int oo=0;oo<levelObjects.size();oo++){
	//Check if it isn't the same object but has the same id.
	if(o!=oo && (dynamic_cast<Block>(levelObjects[o]))->id==(dynamic_cast<Block>(levelObjects[oo]))->id){
	//Add the object to the link vector of the trigger.
	triggers[levelObjects[o]].push_back(levelObjects[oo]);
	}
	}
	break;
	}
	case TYPE_PORTAL:
	{
	//Add the object to the triggers vector.
	vector<GameObject*> linked;
	triggers[levelObjects[o]]=linked;

	//If the destination is empty we return.
	if((dynamic_cast<Block*>(levelObjects[o]))->destination.empty()){
	break;
	}

	//Now loop through the levelObjects in search for objects with the same id as destination.
	for(unsigned int oo=0;oo<levelObjects.size();oo++){
	//Check if it isn't the same object but has the same id.
	if(o!=oo && (dynamic_cast<Block>(levelObjects[o]))->destination==(dynamic_cast<Block>(levelObjects[oo]))->id){
	//Add the object to the link vector of the trigger.
	triggers[levelObjects[o]].push_back(levelObjects[oo]);
	}
	}
	break;
	}
	case TYPE_MOVING_BLOCK:
	case TYPE_MOVING_SHADOW_BLOCK:
	case TYPE_MOVING_SPIKES:
	{
	//Get the moving position.
	const vector<SDL_Rect> &movingPos = levelObjects[o]->movingPos;

	//Add the object to the movingBlocks vector.
	movingBlocks[levelObjects[o]].clear();

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

	break;
	}
	default:
	break;
	}
	}

	// Set the visibility of all layers to true
	layerVisibility.clear();
	for (auto it = sceneryLayers.begin(); it != sceneryLayers.end(); ++it) {
	layerVisibility[it->first] = true;
	}
	layerVisibility[std::string()] = true;

	// Also set the current layer to the Block layer
	selectedLayer.clear();

	// Get all available scenery blocks
	std::set<std::string> tmpset;
	objThemes.getSceneryBlockNames(tmpset);
	sceneryBlockNames.clear();
	sceneryBlockNames.insert(sceneryBlockNames.end(), tmpset.begin(), tmpset.end());
	}

	void LevelEditor::snapToGrid(int* x,int* y){
	//Check if the x location is negative.
	if(*x<0){
	x=-((abs(x-50)/50)*50);
	}else{
	x=(x/50)*50;
	}

	//Now the y location.
	if(*y<0){
	y=-((abs(y-50)/50)*50);
	}else{
	y=(y/50)*50;
	}
	}

	void LevelEditor::setCamera(const SDL_Rect* r,int count){
	//SetCamera only works in the Level editor and when mouse is inside window.
	if(stateID==STATE_LEVEL_EDITOR&&(SDL_GetMouseFocus() == sdlWindow)){
	//Get the mouse coordinates.
	int x,y;
	SDL_GetMouseState(&x,&y);
	SDL_Rect mouse={x,y,0,0};

	//Don't continue here if mouse is inside one of the boxes given as parameter.
	for(int i=0;i<count;i++){
	if(pointOnRect(mouse,r[i]))
	return;
	}

	//FIXME: two ad-hoc camera speed variables similar to cameraXvel and cameraYvel
	static int cameraXvelB = 0, cameraYvelB = 0;

	//Check if the mouse is near the left edge of the screen.
	//Else check if the mouse is near the right edge.
	if (x < 50) {
	//We're near the left edge so move the camera.
	if (cameraXvelB > -5) cameraXvelB = -5;
	if (pressedShift) cameraXvelB--;
	} else if (x > SCREEN_WIDTH - 50) {
	//We're near the right edge so move the camera.
	if (cameraXvelB < 5) cameraXvelB = 5;
	if (pressedShift) cameraXvelB++;
	} else {
	cameraXvelB = 0;
	}

	//Check if the tool box is visible and we need to calc screen size correctly.
	int y0=50;
	if (toolboxVisible && toolboxRect.w > 0) y0 += toolbarRect.h;

	//Check if the mouse is near the top edge of the screen.
	//Else check if the mouse is near the bottom edge.
	if (y < y0) {
	//We're near the top edge so move the camera.
	if (cameraYvelB > -5) cameraYvelB = -5;
	if (pressedShift) cameraYvelB--;
	} else if (y > SCREEN_HEIGHT - 50) {
	//We're near the bottom edge so move the camera.
	if (cameraYvelB < 5) cameraYvelB = 5;
	if (pressedShift) cameraYvelB++;
	} else {
	cameraYvelB = 0;
	}

	camera.x = clamp(camera.x + cameraXvelB, -1000 - SCREEN_WIDTH, LEVEL_WIDTH + 1000);
	camera.y = clamp(camera.y + cameraYvelB, -1000 - SCREEN_HEIGHT, LEVEL_HEIGHT + 1000);
	}
	}

	void LevelEditor::onClickObject(GameObject* obj,bool selected){
	switch(tool){
	case SELECT:
	{
	//Check if we are linking.
	if(linking){
	//Check if the obj is valid to link to.
	switch(obj->type){
	case TYPE_CONVEYOR_BELT:
	case TYPE_SHADOW_CONVEYOR_BELT:
	case TYPE_MOVING_BLOCK:
	case TYPE_MOVING_SHADOW_BLOCK:
	case TYPE_MOVING_SPIKES:
	{
	//It's only valid when not linking a portal.
	if(linkingTrigger->type==TYPE_PORTAL){
	//You can't link a portal to moving blocks, etc.
	//Stop linking and return.
	linkingTrigger=NULL;
	linking=false;
	return;
	}
	break;
	}
	case TYPE_PORTAL:
	{
	//Make sure that the linkingTrigger is also a portal.
	if(linkingTrigger->type!=TYPE_PORTAL){
	//The linkingTrigger isn't a portal so stop linking and return.
	linkingTrigger=NULL;
	linking=false;
	return;
	}
	break;
	}
	default:
	//It isn't valid so stop linking and return.
	linkingTrigger=NULL;
	linking=false;
	return;
	break;
	}

	AddLinkCommand* pCommand = new AddLinkCommand(this, linkingTrigger, obj);
	commandManager->doCommand(pCommand);

	//We return to prevent configuring stuff like conveyor belts, etc...
	linking=false;
	linkingTrigger=NULL;
	return;
	}

	//If we're moving add a movingposition.
	if(moving){
	//Get the current mouse location.
	int x, y;
	SDL_GetMouseState(&x, &y);
	x += camera.x;
	y += camera.y;

	addMovingPosition(x, y);
	return;
	}
	}
	case ADD:
	{
	//Check if object is already selected.
	if(!selected){
	//First check if shift is pressed or not.
	if(!pressedShift){
	//Clear the selection.
	deselectAll();
	}

	//Add the object to the selection.
	selection.push_back(obj);
	}
	break;
	}
	case REMOVE:
	{
	//Remove the object.
	commandManager->doCommand(new AddRemoveGameObjectCommand(this, obj, false));
	break;
	}
	default:
	break;
	}
	}

	void LevelEditor::addMovingPosition(int x,int y) {
	//Apply snap to grid.
	if (!pressedShift){
	snapToGrid(&x, &y);
	} else{
	x -= 25;
	y -= 25;
	}

	x -= movingBlock->getBox().x;
	y -= movingBlock->getBox().y;

	//Calculate the length.
	//First get the delta x and y.
	int dx, dy;
	if (movingBlocks[movingBlock].empty()){
	dx = x;
	dy = y;
	} else{
	dx = x - movingBlocks[movingBlock].back().x;
	dy = y - movingBlocks[movingBlock].back().y;
	}

	AddRemovePathCommand* pCommand = NULL;

	if (dx == 0 && dy == 0) {
	// pause mode
	if (pauseTime != 0) pCommand = new AddRemovePathCommand(this, movingBlock, MovingPosition(x, y, std::max(pauseTime, 0)), true);
	pauseTime = 0;
	} else {
	// add new point mode
	const double length = sqrt(double(dxdx + dydy));
	pCommand = new AddRemovePathCommand(this, movingBlock, MovingPosition(x, y, (int)(length*(10 / (double)movingSpeed))), true);
	}
	if (pCommand) commandManager->doCommand(pCommand);
	}

	void LevelEditor::onRightClickObject(ImageManager& imageManager,SDL_Renderer& renderer,GameObject* obj,bool){
	//Create an actions popup for the game object.
	if(actionsPopup==NULL){
	//Get the mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	actionsPopup=new LevelEditorActionsPopup(imageManager,renderer,this,obj,x,y);
	return;
	}
	}

	void LevelEditor::onClickVoid(int x,int y){
	switch(tool){
	case ADD:
	{
	//We need to clear the selection.
	deselectAll();

	//Now place an object.
	//Apply snap to grid.
	if(!pressedShift){
	snapToGrid(&x,&y);
	}else{
	x-=25;
	y-=25;
	}
	if (currentType >= 0 && currentType < getEditorOrderMax()) {
	GameObject *obj;
	if (selectedLayer.empty()) {
	obj = new Block(this, x, y, 50, 50, editorTileOrder[currentType]);
	} else {
	obj = new Scenery(this, x, y, 50, 50,
	currentType < (int)sceneryBlockNames.size() ? sceneryBlockNames[currentType] : std::string());
	}
	commandManager->doCommand(new AddRemoveGameObjectCommand(this, obj, true));
	}
	break;
	}
	case SELECT:
	{
	//We need to clear the selection.
	deselectAll();

	//If we're linking we should stop, user abort.
	if(linking){
	linking=false;
	linkingTrigger=NULL;
	//And return.
	return;
	}

	//If we're moving we should add a point.
	if(moving){
	addMovingPosition(x, y);

	//And return.
	return;
	}
	break;
	}
	default:
	break;
	}
	}

	void LevelEditor::onRightClickVoid(ImageManager& imageManager,SDL_Renderer& renderer,int,int){
	//Create an actions popup for the game object.
	if(actionsPopup==NULL){
	//Get the mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	actionsPopup=new LevelEditorActionsPopup(imageManager,renderer,this,NULL,x,y);
	return;
	}
	}

	void LevelEditor::onDragStart(int x,int y){
	switch(tool){
	case SELECT:
	case ADD:
	{
	//We can drag the selection so check if the selection isn't empty.
	if(!selection.empty()){
	//The selection isn't empty so search the dragCenter.
	//Create a mouse rectangle.
	SDL_Rect mouse={x,y,0,0};

	// record the drag start position
	dragSrartPosition.x = x;
	dragSrartPosition.y = y;

	//Loop through the objects to check collision.
	for(unsigned int o=0; o<selection.size(); o++){
	SDL_Rect r = selection[o]->getBox();
	if(pointOnRect(mouse, r)){
	//We have collision so set the dragCenter.
	dragCenter=selection[o];

	// determine which part is dragged
	selectionDrag = 4;
	int midx = r.x + r.w / 2 - 2;
	int midy = r.y + r.h / 2 - 2;
	if (mouse.x >= r.x && mouse.x < r.x + 5) {
	if (mouse.y >= r.y && mouse.y < r.y + 5) {
	selectionDrag = 0;
	} else if (mouse.y >= midy && mouse.y < midy + 5) {
	selectionDrag = 3;
	} else if (mouse.y >= r.y + r.h - 5 && mouse.y < r.y + r.h) {
	selectionDrag = 6;
	}
	} else if (mouse.x >= midx && mouse.x < midx + 5) {
	if (mouse.y >= r.y && mouse.y < r.y + 5) {
	selectionDrag = 1;
	} else if (mouse.y >= r.y + r.h - 5 && mouse.y < r.y + r.h) {
	selectionDrag = 7;
	}
	} else if (mouse.x >= r.x + r.w - 5 && mouse.x < r.x + r.w) {
	if (mouse.y >= r.y && mouse.y < r.y + 5) {
	selectionDrag = 2;
	} else if (mouse.y >= midy && mouse.y < midy + 5) {
	selectionDrag = 5;
	} else if (mouse.y >= r.y + r.h - 5 && mouse.y < r.y + r.h) {
	selectionDrag = 8;
	}
	}

	break;
	}
	}
	}
	break;
	}
	default:
	break;
	}
	}

	void LevelEditor::onDrag(int dx,int dy){
	switch(tool){
	case REMOVE:
	{
	//No matter what we delete the item the mouse is above.
	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	//Create the rectangle.
	SDL_Rect mouse={x+camera.x,y+camera.y,0,0};

	currentCursor=CURSOR_REMOVE;

	std::vector<GameObject*> objects;

	//Loop through the objects to check collision.
	if (selectedLayer.empty()) {
	if (layerVisibility[selectedLayer]) {
	for (unsigned int o = 0; o<levelObjects.size(); o++){
	if (pointOnRect(mouse, levelObjects[o]->getBox()) == true){
	objects.push_back(levelObjects[o]);
	}
	}
	}
	} else {
	auto it = sceneryLayers.find(selectedLayer);
	if (it != sceneryLayers.end() && layerVisibility[selectedLayer]) {
	for (auto o : it->second->objects){
	if (pointOnRect(mouse, o->getBox()) == true){
	objects.push_back(o);
	}
	}
	}
	}

	// Do the actual object deletion.
	if (!objects.empty()) {
	commandManager->doCommand(new AddRemoveGameObjectCommand(this, objects, false));
	}

	break;
	}
	default:
	break;
	}
	}

	void LevelEditor::onDrop(int x,int y){
	switch(tool){
	case SELECT:
	case ADD:
	{
	//Check if the drag center isn't null.
	if(dragCenter==NULL)
	return;
	//The location of the dragCenter.
	SDL_Rect r=dragCenter->getBox();

	if (selectionDrag == 4) { // dragging
	//Apply snap to grid.
	determineNewPosition(x, y);

	commandManager->doCommand(new MoveGameObjectCommand(this, selection, x - r.x, y - r.y));
	} else if (selectionDrag >= 0) { // resizing
	determineNewSize(x, y, r);

	commandManager->doCommand(new MoveGameObjectCommand(this, dragCenter, r.x, r.y, r.w, r.h));
	}

	//Make sure the dragCenter is null and set selectionDrag false.
	dragCenter=NULL;
	selectionDrag=-1;
	break;
	}
	default:
	break;
	}
	}

	void LevelEditor::onCameraMove(int dx,int dy){
	switch(tool){
	case REMOVE:
	{
	//Only delete when the left mouse button is pressed.
	if(pressedLeftMouse){
	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	//Create the rectangle.
	SDL_Rect mouse={x+camera.x,y+camera.y,0,0};

	std::vector<GameObject*> objects;

	//Loop through the objects to check collision.
	if (selectedLayer.empty()) {
	if (layerVisibility[selectedLayer]) {
	for (unsigned int o = 0; o<levelObjects.size(); o++){
	if (pointOnRect(mouse, levelObjects[o]->getBox()) == true){
	objects.push_back(levelObjects[o]);
	}
	}
	}
	} else {
	auto it = sceneryLayers.find(selectedLayer);
	if (it != sceneryLayers.end() && layerVisibility[selectedLayer]) {
	for (auto o : it->second->objects){
	if (pointOnRect(mouse, o->getBox()) == true){
	objects.push_back(o);
	}
	}
	}
	}

	// Do the actual object deletion.
	if (!objects.empty()) {
	commandManager->doCommand(new AddRemoveGameObjectCommand(this, objects, false));
	}
	}
	break;
	}
	default:
	break;
	}
	}

	void LevelEditor::selectionDirty() {
	if (selectionPopup != NULL) selectionPopup->dirty = true;
	}

	void LevelEditor::GUIEventCallback_OnEvent(ImageManager& imageManager, SDL_Renderer& renderer, std::string name,GUIObject* obj,int eventType){
	//Check if one of the windows is closed.
	if (eventType == GUIEventClick && name.size() >= 6 && name.substr(name.size() - 6) == "Window") {
	destroyWindow(obj);
	return;
	}
	//Resize code for each GUIWindow.
	if (name.size() >= 6 && name.substr(name.size() - 6) == "Window") {
	//Currently we don't need to process custom resize code since they are already processed in GUIWindow::resize().
	return;
	}

	//Check for GUI events.
	//Notification block configure events.
	if(name=="cfgNotificationBlockOK"){
	//Get the configuredObject.
	GameObject* configuredObject=objectWindows[obj];
	if(configuredObject){
	//Get the message textbox from the GUIWindow.
	GUITextArea* message=(GUITextArea*)obj->getChild("message");

	if(message){
	//Set the message of the notification block.
	commandManager->doCommand(new SetEditorPropertyCommand(this, imageManager, renderer,
	configuredObject, "message", message->getString(), _("Message")));
	}
	}
	}
	//Conveyor belt block configure events.
	else if(name=="cfgConveyorBlockOK"){
	//Get the configuredObject.
	GameObject* configuredObject=objectWindows[obj];
	if(configuredObject){
	//Get the speed textbox from the GUIWindow.
	GUISpinBox* speed=(GUISpinBox*)obj->getChild("speed");

	if(speed){
	//Set the speed of the conveyor belt.
	commandManager->doCommand(new SetEditorPropertyCommand(this, imageManager, renderer,
	configuredObject, "speed10", speed->caption, _("Speed")));
	}
	}
	}
	//LevelSetting events.
	else if(name=="lvlSettingsOK"){
	SetLevelPropertyCommand::LevelProperty prop;

	prop.levelTime = -1;
	prop.levelRecordings = -1;

	GUIObject* object=obj->getChild("name");
	if(object)
	prop.levelName=object->caption;
	object=obj->getChild("theme");
	if(object)
	prop.levelTheme=object->caption;
	object = obj->getChild("music");
	if (object)
	prop.levelMusic = object->caption;

	//target time and recordings.
	GUISpinBox* object2 = dynamic_cast<GUISpinBox*>(obj->getChild("time"));
	if(object2){
	float number = atof(object2->caption.c_str());
	prop.levelTime = int(floor(number*40.0f + 0.5f));
	}

	object2 = dynamic_cast<GUISpinBox*>(obj->getChild("recordings"));
	if(object2){
	prop.levelRecordings = atoi(object2->caption.c_str());
	}

	// Perform the level setting modification
	commandManager->doCommand(new SetLevelPropertyCommand(this, prop));
	}
	//Level scripting window events.
	else if(name=="cfgLevelScriptingEventType"){
	//Get the script textbox from the GUIWindow.
	GUISingleLineListBox* list=(GUISingleLineListBox*)obj->getChild("cfgLevelScriptingEventType");

	if(list){
	//Loop through the scripts.
	for(unsigned int i=0;i<list->item.size();i++){
	GUIObject* script=obj->getChild(list->item[i].first);
	if(script){
	script->visible=(script->name==list->item[list->value].first);
	script->enabled=(script->name==list->item[list->value].first);
	}
	}
	}
	return;
	}
	else if(name=="cfgLevelScriptingOK"){
	//Get the script textbox from the GUIWindow.
	GUISingleLineListBox* list=(GUISingleLineListBox*)obj->getChild("cfgLevelScriptingEventType");

	if(list){
	std::map<int, std::string> newScript;

	//Loop through the scripts.
	for(unsigned int i=0;i<list->item.size();i++){
	//Get the GUITextArea.
	GUITextArea* script=dynamic_cast<GUITextArea*>(obj->getChild(list->item[i].first));
	if(script){
	//Set the script for the target block.
	string str=script->getString();
	if(!str.empty())
	newScript[levelEventNameMap[script->name]]=str;
	}
	}

	// Check achievement
	if (!newScript.empty()) {
	statsMgr.newAchievement("helloworld");
	}

	// Do the actual changes
	commandManager->doCommand(new SetScriptCommand(this, NULL, newScript));
	}
	}
	//Scripting window events.
	else if (name == "cfgScriptingEventType"){
	//TODO: Save any unsaved scripts? (Or keep track of all scripts and save upon cfgScriptingOK?)
	//Get the configuredObject.
	Block* configuredObject=dynamic_cast<Block*>(objectWindows[obj]);
	if(configuredObject){
	//Get the script textbox from the GUIWindow.
	GUISingleLineListBox* list=dynamic_cast<GUISingleLineListBox*>(obj->getChild("cfgScriptingEventType"));

	if(list){
	//Loop through the scripts.
	for(unsigned int i=0;i<list->item.size();i++){
	GUIObject* script=obj->getChild(list->item[i].first);
	if(script){
	script->visible=script->enabled=(script->name==list->item[list->value].first);
	}
	}
	}
	}
	return;
	}
	else if(name=="cfgScriptingOK"){
	//Get the configuredObject.
	Block* block = dynamic_cast<Block*>(objectWindows[obj]);
	if (block){
	std::map<int, std::string> newScript;
	std::string newId;

	//Get the script textbox from the GUIWindow.
	GUISingleLineListBox* list=(GUISingleLineListBox*)obj->getChild("cfgScriptingEventType");
	GUIObject* id=obj->getChild("id");

	if (list){
	//Loop through the scripts.
	for (unsigned int i = 0; i < list->item.size(); i++){
	//Get the GUITextArea.
	GUITextArea* script = dynamic_cast<GUITextArea*>(obj->getChild(list->item[i].first));
	if (script){
	//Set the script for the target block.
	string str = script->getString();
	if (!str.empty())
	newScript[gameObjectEventNameMap[script->name]] = str;
	}
	}
	}
	newId = block->id;
	if (id){
	newId = id->caption;
	}

	// Check achievement
	if (!newScript.empty()) {
	statsMgr.newAchievement("helloworld");
	}

	// now do the actual changes
	commandManager->doCommand(new SetScriptCommand(this, block, newScript, newId));
	}
	}
	else if (name == "cfgAddLayerOK") {
	GUIObject* object = obj->getChild("layerName");
	if (!object) return;
	if (object->caption.empty()) {
	msgBox(imageManager, renderer, _("Please enter a layer name."), MsgBoxOKOnly, _("Error"));
	return;
	}
	if (sceneryLayers.find(object->caption) != sceneryLayers.end()) {
	msgBox(imageManager, renderer, tfm::format(_("The layer '%s' already exists."), object->caption), MsgBoxOKOnly, _("Error"));
	return;
	}

	// do the actual operation
	commandManager->doCommand(new AddRemoveLayerCommand(this, object->caption, true));
	}
	else if (name == "cfgLayerSettingsOK") {
	SetLayerPropertyCommand::LayerProperty prop;

	GUIObject* object = obj->getChild("layerName");
	if (!object) return;
	prop.name = object->caption;

	object = obj->getChild("speedX");
	if (!object) return;
	prop.speedX = atof(object->caption.c_str());

	object = obj->getChild("speedY");
	if (!object) return;
	prop.speedY = atof(object->caption.c_str());

	object = obj->getChild("cameraX");
	if (!object) return;
	prop.cameraX = atof(object->caption.c_str());

	object = obj->getChild("cameraY");
	if (!object) return;
	prop.cameraY = atof(object->caption.c_str());

	object = obj->getChild("oldName");
	if (!object) return;
	const std::string& oldName = object->caption;

	if (prop.name.empty()) {
	msgBox(imageManager, renderer, _("Please enter a layer name."), MsgBoxOKOnly, _("Error"));
	return;
	}
	if (prop.name != oldName && sceneryLayers.find(prop.name) != sceneryLayers.end()) {
	msgBox(imageManager, renderer, tfm::format(_("The layer '%s' already exists."), prop.name), MsgBoxOKOnly, _("Error"));
	return;
	}

	// do the actual operation
	commandManager->doCommand(new SetLayerPropertyCommand(this, oldName, prop));
	}
	else if (name == "cfgMoveToLayerOK") {
	GUIObject* object = obj->getChild("layerName");
	if (!object) return;
	const std::string& layerName = object->caption;

	object = obj->getChild("oldName");
	if (!object) return;
	const std::string& oldName = object->caption;

	if (layerName.empty()) {
	msgBox(imageManager, renderer, _("Please enter a layer name."), MsgBoxOKOnly, _("Error"));
	return;
	}
	if (oldName == layerName) {
	msgBox(imageManager, renderer, _("Source and destination layers are the same."), MsgBoxOKOnly, _("Error"));
	return;
	}

	// do the actual operation
	commandManager->doCommand(new MoveToLayerCommand(this, selection, oldName, layerName));
	}
	else if (name == "cfgCustomSceneryOK") {
	//Get the configuredObject.
	Scenery* configuredObject = dynamic_cast<Scenery*>(objectWindows[obj]);
	if (configuredObject){
	//Get the custom scenery from the GUIWindow.
	GUITextArea* txt = (GUITextArea*)obj->getChild("cfgCustomScenery");

	if (txt){
	//Set the custom scenery.
	commandManager->doCommand(new SetEditorPropertyCommand(this, imageManager, renderer,
	configuredObject, "customScenery", txt->getString(), _("Scenery")));
	}
	}
	}
	else if (name == "lstAppearance") {
	//Get the configuredObject.
	Block block = dynamic_cast<Block>(objectWindows[obj]);
	GUIListBox list = dynamic_cast<GUIListBox>(obj->getChild("lstAppearance"));
	GUIImage image = dynamic_cast<GUIImage>(obj->getChild("imgAppearance"));
	if (block && list && image) {
	//Reset the image first.
	image->setImage(NULL);
	image->setClipRect(SDL_Rect{ 0, 0, 0, 0 });

	//Get the appearance name.
	std::string appearanceName;
	if (list->value <= 0) {
	//Do nothing since the selected is the default appearance.
	} else if (list->value <= (int)sceneryBlockNames.size()) {
	//A custom appearance is selected.
	appearanceName = sceneryBlockNames[list->value - 1];
	} else {
	//The configured object has an invalid custom appearance name.
	appearanceName = block->customAppearanceName;
	}

	//Try to find the theme block.
	ThemeBlock *themeBlock = NULL;
	if (!appearanceName.empty()) {
	themeBlock = objThemes.getScenery(appearanceName);
	}
	if (themeBlock == NULL) {
	themeBlock = objThemes.getBlock(block->type);
	}
	if (themeBlock) {
	image->setImage(themeBlock->editorPicture.texture);
	const auto& offsetData = themeBlock->editorPicture.offset.offsetData;
	if (offsetData.size() > 0) {
	const auto& r = offsetData[0];
	image->setClipRect(SDL_Rect{ r.x, r.y, r.w, r.h });
	}
	}
	}
	return;
	}
	else if (name == "cfgAppearanceOK") {
	//Get the configuredObject.
	Block block = dynamic_cast<Block>(objectWindows[obj]);
	GUIListBox list = dynamic_cast<GUIListBox>(obj->getChild("lstAppearance"));
	if (block && list) {
	//Get the appearance name.
	std::string appearanceName;
	if (list->value <= 0) {
	//Do nothing since the selected is the default appearance.
	} else if (list->value <= (int)sceneryBlockNames.size()) {
	//A custom appearance is selected.
	appearanceName = sceneryBlockNames[list->value - 1];
	} else {
	//The configured object has an invalid custom appearance name.
	appearanceName = block->customAppearanceName;
	}

	//Update the block property if it's changed.
	if (appearanceName != block->customAppearanceName) {
	commandManager->doCommand(new SetEditorPropertyCommand(this, imageManager, renderer,
	block, "appearance", appearanceName, _("Appearance")));
	}
	}
	}

	//NOTE: We assume every event came from a window
	//and the event is either window closed event or OK/Cancel button click event, so we remove it.
	destroyWindow(obj);
	}

	void LevelEditor::destroyWindow(GUIObject* window){
	//Make sure the given pointer isn't null.
	if(!window)
	return;

	//Remove the window from the GUIObject root.
	if(GUIObjectRoot){
	vector<GUIObject*>::iterator it;
	it=find(GUIObjectRoot->childControls.begin(),GUIObjectRoot->childControls.end(),window);
	if(it!=GUIObjectRoot->childControls.end()){
	GUIObjectRoot->childControls.erase(it);
	}
	}

	//Also remove the window from the objectWindows map.
	map<GUIObject,GameObject>::iterator it;
	it=objectWindows.find(window);
	if(it!=objectWindows.end()){
	objectWindows.erase(it);
	}

	//And delete the GUIWindow.
	delete window;
	}

	////////////////LOGIC////////////////////
	void LevelEditor::logic(ImageManager& imageManager, SDL_Renderer& renderer){
	if(playMode){
	//PlayMode so let the game do it's logic.
	Game::logic(imageManager,renderer);
	}else{
	//Update animation even under edit mode. (There are checks in Block::move() which don't do game logic in edit mode.)
	for (unsigned int i = 0; i<levelObjects.size(); i++){
	//Let the gameobject handle movement.
	levelObjects[i]->move();
	}

	//Also update the scenery.
	for (auto it = sceneryLayers.begin(); it != sceneryLayers.end(); ++it){
	it->second->updateAnimation();
	}

	//In case of a selection or actions popup prevent the camera from moving.
	if(selectionPopup \|\| actionsPopup)
	return;

	//Move the camera.
	if (cameraXvel != 0 \|\| cameraYvel != 0) {
	if (pressedShift) {
	if (cameraXvel > 0) cameraXvel++;
	else if (cameraXvel < 0) cameraXvel--;
	if (cameraYvel > 0) cameraYvel++;
	else if (cameraYvel < 0) cameraYvel--;
	}
	camera.x = clamp(camera.x + cameraXvel, -1000 - SCREEN_WIDTH, LEVEL_WIDTH + 1000);
	camera.y = clamp(camera.y + cameraYvel, -1000 - SCREEN_HEIGHT, LEVEL_HEIGHT + 1000);
	//Call the onCameraMove event.
	onCameraMove(cameraXvel, cameraYvel);
	}

	//Move the camera with the mouse.
	//Get the mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	SDL_Rect mouse={x,y,0,0};
	{
	//Check if the mouse isn't above a GUIObject (window).
	bool inside=false;
	for(unsigned int i=0;i<GUIObjectRoot->childControls.size();i++){
	SDL_Rect box={0,0,0,0};
	box.x=GUIObjectRoot->childControls[i]->left;
	box.y=GUIObjectRoot->childControls[i]->top;
	box.w=GUIObjectRoot->childControls[i]->width;
	box.h=GUIObjectRoot->childControls[i]->height;
	if(pointOnRect(mouse,box))
	inside=true;
	}

	if(!inside){
	SDL_Rect r[3]={toolbarRect,toolboxRect};
	int m=2;
	//TODO: Also call onCameraMove when moving using the mouse.
	setCamera(r,m);
	}
	}

	//It isn't playMode so the mouse should be checked.
	tooltip=-1;

	//We loop through the number of tools + the number of buttons.
	for (int t = 0; t <= (int)ToolTips::BackToMenu; t++){
	SDL_Rect toolRect={(SCREEN_WIDTH-460)/2+(t40)+((t+1)10),SCREEN_HEIGHT-45,40,40};

	//Check for collision.
	if(pointOnRect(mouse,toolRect)==true){
	//Set the tooltip tool.
	tooltip=t;
	}
	}
	}
	}

	/////////////////RENDER//////////////////////
	void LevelEditor::render(ImageManager& imageManager,SDL_Renderer& renderer){
	//Let the game render the game when it is the play mode.
	if (playMode) {
	Game::render(imageManager, renderer);
	} else {
	// The following code are partially copied from Game::render()

	//First of all render the background.
	{
	//Get a pointer to the background.
	ThemeBackground* bg = background;

	//Check if the background is null, but there are themes.
	if (bg == NULL && objThemes.themeCount()>0){
	//Get the background from the first theme in the stack.
	bg = objThemes[0]->getBackground(false);
	}

	//Check if the background isn't null.
	if (bg){
	//It isn't so draw it.
	bg->draw(renderer);

	//And if it's the loaded background then also update the animation.
	//FIXME: Updating the animation in the render method?
	if (bg == background)
	bg->updateAnimation();
	} else{
	//There's no background so fill the screen with white.
	SDL_SetRenderDrawColor(&renderer, 255, 255, 255, 255);
	SDL_RenderClear(&renderer);
	}
	}

	//Now draw the background layers.
	auto it = sceneryLayers.begin();
	for (; it != sceneryLayers.end(); ++it){
	if (it->first >= "f") break; // now we meet a foreground layer
	if (layerVisibility[it->first]) {
	it->second->show(renderer);
	}
	}

	//Now we draw the levelObjects.
	if (layerVisibility[std::string()]) {
	for (unsigned int o = 0; o < levelObjects.size(); o++){
	levelObjects[o]->show(renderer);
	}
	}

	//We don't draw the player and the shadow at all.

	//Now draw the foreground layers.
	for (; it != sceneryLayers.end(); ++it){
	if (layerVisibility[it->first]) {
	it->second->show(renderer);
	}
	}
	}

	//Only render extra stuff like the toolbar, selection, etc.. when not in playMode.
	if(!playMode){
	//Get the current mouse location.
	int x, y;
	SDL_GetMouseState(&x, &y);
	//Create the rectangle.
	SDL_Rect mouse = { x + camera.x, y + camera.y, 0, 0 };

	//Render the selectionmarks.
	//TODO: Check if block is in sight.
	for(unsigned int o=0; o<selection.size(); o++){
	//Get the location to draw.
	SDL_Rect r=selection[o]->getBox();

	// Change the mouse cursor if necessary
	if (selectionDrag < 0 && tool != REMOVE) {
	int midx = r.x + r.w / 2 - 2;
	int midy = r.y + r.h / 2 - 2;
	if (mouse.x >= r.x && mouse.x < r.x + 5) {
	if (mouse.y >= r.y && mouse.y < r.y + 5) {
	currentCursor = CURSOR_SIZE_FDIAG;
	} else if (mouse.y >= midy && mouse.y < midy + 5) {
	currentCursor = CURSOR_SIZE_HOR;
	} else if (mouse.y >= r.y + r.h - 5 && mouse.y < r.y + r.h) {
	currentCursor = CURSOR_SIZE_BDIAG;
	}
	} else if (mouse.x >= midx && mouse.x < midx + 5) {
	if (mouse.y >= r.y && mouse.y < r.y + 5) {
	currentCursor = CURSOR_SIZE_VER;
	} else if (mouse.y >= r.y + r.h - 5 && mouse.y < r.y + r.h) {
	currentCursor = CURSOR_SIZE_VER;
	}
	} else if (mouse.x >= r.x + r.w - 5 && mouse.x < r.x + r.w) {
	if (mouse.y >= r.y && mouse.y < r.y + 5) {
	currentCursor = CURSOR_SIZE_BDIAG;
	} else if (mouse.y >= midy && mouse.y < midy + 5) {
	currentCursor = CURSOR_SIZE_HOR;
	} else if (mouse.y >= r.y + r.h - 5 && mouse.y < r.y + r.h) {
	currentCursor = CURSOR_SIZE_FDIAG;
	}
	}
	}

	bool mouseIn = pointOnRect(mouse, r);

	r.x-=camera.x;
	r.y-=camera.y;

	drawGUIBox(r.x,r.y,r.w,r.h,renderer,0xFFFFFF33);

	//Draw the selectionMarks.
	applyTexture(r.x,r.y,selectionMark,renderer);
	applyTexture(r.x+r.w-5,r.y,selectionMark,renderer);
	applyTexture(r.x,r.y+r.h-5,selectionMark,renderer);
	applyTexture(r.x+r.w-5,r.y+r.h-5,selectionMark,renderer);

	// draw additional selection marks
	if (mouseIn && selectionDrag < 0 && tool != REMOVE) {
	applyTexture(r.x + r.w / 2 - 2, r.y, selectionMark, renderer);
	applyTexture(r.x + r.w / 2 - 2, r.y + r.h - 5, selectionMark, renderer);
	applyTexture(r.x, r.y + r.h / 2 - 2, selectionMark, renderer);
	applyTexture(r.x + r.w - 5, r.y + r.h / 2 - 2, selectionMark, renderer);
	}
	}

	//Set the color for the borders.
	{
	SDL_Color c = objThemes.getTextColor(false);
	SDL_SetRenderDrawColor(&renderer, c.r, c.g, c.b, 115);
	}

	int leftWidth=0;
	int rightWidth=0;

	//Draw the dark areas marking the outside of the level.
	SDL_Rect r{0,0,0,0};
	if(camera.x<0){
	//Draw left side.
	r.x=0;
	r.y=0;
	r.w=0-camera.x;
	leftWidth=r.w;
	r.h=SCREEN_HEIGHT;
	SDL_RenderFillRect(&renderer, &r);
	}
	if(camera.y<0){
	//Draw the top.
	r.x=leftWidth;
	r.y=0;
	r.w=SCREEN_WIDTH;
	r.h=0-camera.y;
	SDL_RenderFillRect(&renderer, &r);
	} else {
	r.h=0;
	}
	if(camera.x>LEVEL_WIDTH-SCREEN_WIDTH){
	//Draw right side.
	r.x=LEVEL_WIDTH-camera.x;
	r.y=std::max(r.y+r.h,0);
	r.w=SCREEN_WIDTH-(LEVEL_WIDTH-camera.x);
	rightWidth=r.w;
	r.h=SCREEN_HEIGHT;
	SDL_RenderFillRect(&renderer, &r);
	}
	if(camera.y>LEVEL_HEIGHT-SCREEN_HEIGHT){
	//Draw the bottom.
	r.x=leftWidth;
	r.y=LEVEL_HEIGHT-camera.y;
	r.w=SCREEN_WIDTH-rightWidth-leftWidth;
	r.h=SCREEN_HEIGHT-(LEVEL_HEIGHT-camera.y);
	SDL_RenderFillRect(&renderer, &r);
	}

	//Check if we should draw on stuff.
	showConfigure(renderer);
	if (selectionDrag >= 0 && tool != REMOVE) {
	showSelectionDrag(renderer);
	}

	//Find a block where the mouse is hovering on.
	bool isMouseOnSomething = false;
	if (selectedLayer.empty()){
	if (layerVisibility[selectedLayer]) {
	// Current layer is Blocks layer
	for (unsigned int o = 0; o<levelObjects.size(); o++){
	SDL_Rect rect = levelObjects[o]->getBox();
	if (pointOnRect(mouse, rect) == true){
	isMouseOnSomething = true;
	if (tool == REMOVE){
	drawGUIBox(rect.x - camera.x, rect.y - camera.y, rect.w, rect.h, renderer, 0xFF000055);
	currentCursor = CURSOR_REMOVE;
	} else{
	drawGUIBox(rect.x - camera.x, rect.y - camera.y, rect.w, rect.h, renderer, 0xFFFFFF33);
	}
	}
	}
	}
	} else {
	auto it = sceneryLayers.find(selectedLayer);
	if (it != sceneryLayers.end() && layerVisibility[selectedLayer]) {
	// Current layer is scenery layer
	for (auto o : it->second->objects){
	SDL_Rect rect = o->getBox();
	if (pointOnRect(mouse, rect) == true){
	isMouseOnSomething = true;
	if (tool == REMOVE){
	drawGUIBox(rect.x - camera.x, rect.y - camera.y, rect.w, rect.h, renderer, 0xFF000055);
	currentCursor = CURSOR_REMOVE;
	} else{
	drawGUIBox(rect.x - camera.x, rect.y - camera.y, rect.w, rect.h, renderer, 0xFFFFFF33);
	}
	}
	}
	}
	}

	// show current object only when mouse is not hover on any blocks
	if (!isMouseOnSomething && tool == ADD && selectionDrag < 0) {
	showCurrentObject(renderer);
	}

	//Draw the level borders.
	drawRect(-camera.x,-camera.y,LEVEL_WIDTH,LEVEL_HEIGHT,renderer);

	//Render the hud layer.
	renderHUD(renderer);

	//Render selection popup (if any).
	if(selectionPopup!=NULL){
	if(linking \|\| moving){
	//If we switch to linking mode then delete it
	//FIXME: Logic in the render method.
	delete selectionPopup;
	selectionPopup=NULL;
	}else{
	selectionPopup->render(imageManager,renderer);
	}
	}

	//Render actions popup (if any).
	if(actionsPopup!=NULL){
	actionsPopup->render(renderer);
	}
	}
	}

	void LevelEditor::renderHUD(SDL_Renderer& renderer){
	//If moving show the moving speed in the top right corner.
	if(moving){
	//Calculate width of text "Movespeed: 125" to keep the same position with every value
	if (movingSpeedWidth == -1){
	int w;
	TTF_SizeUTF8(fontText, tfm::format(_("Speed: %d = %0.2f block/s"), 125, 10.0f).c_str(), &w, NULL);
	movingSpeedWidth = w + 4;
	}

	SDL_Texture *tex = NULL;

	//Check which text should we use.
	if (pauseMode) {
	//Update the text if necessary.
	if (pauseTimeTexture.needsUpdate(pauseTime)) {
	if (pauseTime < 0) {
	pauseTimeTexture.update(pauseTime,
	textureFromText(renderer, *fontText,
	_("Stop at this point"),
	objThemes.getTextColor(true)));
	} else {
	pauseTimeTexture.update(pauseTime,
	textureFromText(renderer, *fontText,
	tfm::format(_("Pause: %d = %0.3fs"), pauseTime, float(pauseTime)*0.025f).c_str(),
	objThemes.getTextColor(true)));
	}
	}
	tex = pauseTimeTexture.get();
	} else {
	//Update the text if necessary.
	if (movementSpeedTexture.needsUpdate(movingSpeed)) {
	movementSpeedTexture.update(movingSpeed,
	textureFromText(renderer, *fontText,
	tfm::format(_("Speed: %d = %0.2f block/s"), movingSpeed, float(movingSpeed)*0.08f).c_str(),
	objThemes.getTextColor(true)));
	}
	tex = movementSpeedTexture.get();
	}

	//Draw the text in the box.
	drawGUIBox(SCREEN_WIDTH-movingSpeedWidth-2,-2,movingSpeedWidth+8,
	textureHeight(*tex)+6,renderer,0xFFFFFFFF);
	applyTexture(SCREEN_WIDTH-movingSpeedWidth,2,*tex,renderer,NULL);
	}

	//On top of all render the toolbar.
	drawGUIBox(toolbarRect.x,toolbarRect.y,9*50+10,52,renderer,0xEDEDEDFF);
	//Draw the first four options.
	SDL_Rect srcRect={0,0,200,50};
	SDL_Rect dstRect={toolbarRect.x+5, toolbarRect.y, srcRect.w, srcRect.h};
	SDL_RenderCopy(&renderer, toolbar.get(), &srcRect, &dstRect);

	//Draw the undo/redo button.
	SDL_SetTextureAlphaMod(toolbar.get(), commandManager->canUndo() ? 255 : 128);
	srcRect.x = 200;
	srcRect.w = 50;
	dstRect.x = toolbarRect.x + 205;
	dstRect.w = srcRect.w;
	SDL_RenderCopy(&renderer, toolbar.get(), &srcRect, &dstRect);
	SDL_SetTextureAlphaMod(toolbar.get(), commandManager->canRedo() ? 255 : 128);
	srcRect.x = 250;
	srcRect.w = 50;
	dstRect.x = toolbarRect.x + 255;
	dstRect.w = srcRect.w;
	SDL_RenderCopy(&renderer, toolbar.get(), &srcRect, &dstRect);
	SDL_SetTextureAlphaMod(toolbar.get(), 255);

	//And the last three.
	srcRect.x=300;
	srcRect.w=150;
	dstRect.x=toolbarRect.x+305;
	dstRect.w=srcRect.w;
	SDL_RenderCopy(&renderer, toolbar.get(), &srcRect, &dstRect);

	//Now render a tooltip.
	if(tooltip>=0 && static_cast<std::size_t>(tooltip)<tooltipTextures.size()) {
	SDL_Texture *tex = tooltipTextures.at(tooltip).get();

	if (tooltip == (int)ToolTips::UndoNoTooltip) {
	std::string s = commandManager->describeUndo();
	if (undoTooltipTexture.needsUpdate(s)) {
	undoTooltipTexture.update(s, textureFromText(renderer, *fontText, s.c_str(), objThemes.getTextColor(true)));
	}
	tex = undoTooltipTexture.get();
	} else if (tooltip == (int)ToolTips::RedoNoTooltip) {
	std::string s = commandManager->describeRedo();
	if (redoTooltipTexture.needsUpdate(s)) {
	redoTooltipTexture.update(s, textureFromText(renderer, *fontText, s.c_str(), objThemes.getTextColor(true)));
	}
	tex = redoTooltipTexture.get();
	}

	if(tex) {
	const SDL_Rect texSize = rectFromTexture(*tex);
	SDL_Rect r={(SCREEN_WIDTH-440)/2+(tooltip40)+(tooltip10),SCREEN_HEIGHT-45,40,40};
	r.y=SCREEN_HEIGHT-50-texSize.h;
	if(r.x+texSize.w>SCREEN_WIDTH-50)
	r.x=SCREEN_WIDTH-50-texSize.w;

	//Draw borders around text
	Uint32 color=0xFFFFFF00\|230;
	drawGUIBox(r.x-2,r.y-2,texSize.w+4,texSize.h+4,renderer,color);
	applyTexture(r.x, r.y, *tex, renderer);
	}
	}

	// for toolbox button animation (0-31)
	static int tick = 8;

	const int mmm = getEditorOrderMax();
	if (currentType >= mmm)currentType = mmm - 1;
	if (currentType < 0) currentType = 0;

	//Render the tool box.
	if(!playMode && !moving && tool==ADD && selectionPopup==NULL && actionsPopup==NULL && objectWindows.empty()){
	// get mouse position
	int x, y;
	SDL_GetMouseState(&x, &y);

	if (toolboxVisible){
	toolboxRect.x=0;
	toolboxRect.y=0;
	toolboxRect.w=SCREEN_WIDTH;
	toolboxRect.h=64;

	drawGUIBox(-2,-2,SCREEN_WIDTH+4,66,renderer,0xFFFFFF00\|230);

	bool isMouseOnSomething = false;

	//Draw the hide icon.
	SDL_Rect r={SCREEN_WIDTH-20,2,16,16};
	SDL_Rect r2={80,0,r.w,r.h};
	if (x >= SCREEN_WIDTH - 24 && x < SCREEN_WIDTH && y < 20) {
	isMouseOnSomething = true;
	tick = (tick + 1) & 31;
	r.y -= (tick < 16) ? (tick / 4 - 2) : (6 - tick / 4);
	}
	SDL_RenderCopy(&renderer, bmGUI.get(), &r2, &r);

	//Calculate the maximal number of blocks can be displayed.
	const int m=(SCREEN_WIDTH-48)/64;
	if(toolboxIndex>=mmm-m){
	toolboxIndex = mmm - m;
	}else{
	//Draw an icon.
	r.x=SCREEN_WIDTH-20;
	r.y=24;
	r2.x=96;
	r2.y=16;
	if (x >= SCREEN_WIDTH - 24 && x < SCREEN_WIDTH && y >= 20 && y < 44) {
	isMouseOnSomething = true;
	tick = (tick + 1) & 31;
	r.x += (tick < 16) ? (tick / 4 - 2) : (6 - tick / 4);
	}
	SDL_RenderCopy(&renderer, bmGUI.get(),&r2,&r);
	}
	if(toolboxIndex<=0){
	toolboxIndex=0;
	}else{
	//Draw an icon.
	r.x=4;
	r.y=24;
	r2.x=80;
	r2.y=16;
	if (x >= 0 && x < 24 && y >= 20 && y < 44) {
	isMouseOnSomething = true;
	tick = (tick + 1) & 31;
	r.x -= (tick < 16) ? (tick / 4 - 2) : (6 - tick / 4);
	}
	SDL_RenderCopy(&renderer, bmGUI.get(), &r2, &r);
	}

	// reset animation timer if there is no animation
	if (!isMouseOnSomething) {
	tick = 8;
	}

	//Draw available blocks.
	for(int i=0;i<m;i++){
	if (i + toolboxIndex >= mmm) break;

	//Draw a rectangle around the current tool.
	if(i+toolboxIndex==currentType){
	drawGUIBox(i*64+24,3,64,58,renderer,0xDDDDDDFF);
	}

	if (selectedLayer.empty()) {
	// show normal blocks
	ThemeBlock* obj = objThemes.getBlock(editorTileOrder[i + toolboxIndex]);
	if (obj){
	obj->editorPicture.draw(renderer, i * 64 + 24 + 7, 7);
	}
	} else {
	// show scenery blocks
	if (i + toolboxIndex < (int)sceneryBlockNames.size()) {
	ThemeBlock* obj = objThemes.getScenery(sceneryBlockNames[i + toolboxIndex]);
	if (obj){
	obj->editorPicture.draw(renderer, i * 64 + 24 + 7, 7);
	}
	} else {
	// it's custom scenery block
	// just draw a stupid icon
	const SDL_Rect r = { 48, 16, 16, 16 };
	const SDL_Rect dstRect = { i * 64 + 24 + 7, 7, 16, 16 };
	SDL_RenderCopy(&renderer, bmGUI.get(), &r, &dstRect);
	}
	}
	}

	//Draw a tool tip.
	if(y<64 && x>=24 && x<24+m*64){
	int i=(x-24)/64;
	if (i + toolboxIndex < getEditorOrderMax()){
	TexturePtr& tip = (!selectedLayer.empty())
	? getCachedTextTexture(renderer, (i + toolboxIndex < (int)sceneryBlockNames.size())
	? describeSceneryName(sceneryBlockNames[i + toolboxIndex]).c_str() : _("Custom scenery block"))
	: typeTextTextures.at(editorTileOrder[i + toolboxIndex]);

	const SDL_Rect tipSize = rectFromTexture(*tip);

	SDL_Rect r = { 24 + i * 64, 64, 40, 40 };
	if (r.x + tipSize.w>SCREEN_WIDTH - 50)
	r.x = SCREEN_WIDTH - 50 - tipSize.w;

	//Draw borders around text
	Uint32 color = 0xFFFFFF00 \| 230;
	drawGUIBox(r.x - 2, r.y - 2, tipSize.w + 4, tipSize.h + 4, renderer, color);

	//Draw tooltip's text
	applyTexture(r.x, r.y, tip, renderer);
	}
	}
	}else{
	const SDL_Rect tbtSize = rectFromTexture(*toolboxText);

	toolboxRect.x=SCREEN_WIDTH-tbtSize.w-28;
	toolboxRect.y=0;
	toolboxRect.w=tbtSize.w+28;
	toolboxRect.h=tbtSize.h+4;

	SDL_Rect r={SCREEN_WIDTH-tbtSize.w-24,2,16,16};
	drawGUIBox(r.x-4,-2,tbtSize.w+32,tbtSize.h+6,renderer,0xFFFFFFFF);

	//Draw "Toolbox" text.
	applyTexture(r.x, r.y, toolboxText, renderer);

	const SDL_Rect r2={96,0,16,16};
	r.x=SCREEN_WIDTH-20;
	r.w=r2.w;
	r.h=r2.h;

	// check if mouse is hovering on
	if (x >= toolboxRect.x && x < toolboxRect.x + toolboxRect.w && y >= toolboxRect.y && y < toolboxRect.y + toolboxRect.h) {
	tick = (tick + 1) & 31;
	r.y += (tick < 16) ? (tick / 4 - 2) : (6 - tick / 4);
	} else {
	tick = 8;
	}

	//Draw arrow.
	SDL_RenderCopy(&renderer, bmGUI.get(),&r2,&r);
	}
	}else{
	toolboxRect.x=-1;
	toolboxRect.y=-1;
	toolboxRect.w=0;
	toolboxRect.h=0;
	}

	//Draw a rectangle around the current tool.
	Uint32 color=0xFFFFFF00;
	drawGUIBox((SCREEN_WIDTH-440)/2+(tool40)+(tool10),SCREEN_HEIGHT-46,42,42,renderer,color);
	}

	void LevelEditor::showCurrentObject(SDL_Renderer& renderer){
	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);
	x+=camera.x;
	y+=camera.y;

	//Check if we should snap the block to grid or not.
	if(!pressedShift){
	snapToGrid(&x,&y);
	}else{
	x-=25;
	y-=25;
	}

	//Check if the currentType is a legal type.
	if(currentType>=0 && currentType<getEditorOrderMax()){
	if (selectedLayer.empty()) {
	// show normal blocks
	ThemeBlock* obj = objThemes.getBlock(editorTileOrder[currentType]);
	if (obj){
	obj->editorPicture.draw(renderer, x - camera.x, y - camera.y);
	}
	} else {
	// show scenery blocks
	if (currentType < (int)sceneryBlockNames.size()) {
	ThemeBlock* obj = objThemes.getScenery(sceneryBlockNames[currentType]);
	if (obj){
	obj->editorPicture.draw(renderer, x - camera.x, y - camera.y);
	}
	} else {
	// it's custom scenery block
	// just draw a stupid icon
	const SDL_Rect r = { 48, 16, 16, 16 };
	const SDL_Rect dstRect = { x - camera.x, y - camera.y, 16, 16 };
	SDL_RenderCopy(&renderer, bmGUI.get(), &r, &dstRect);
	}
	}
	}
	}

	void LevelEditor::determineNewPosition(int& x, int& y) {
	if (dragCenter) {
	SDL_Rect r = dragCenter->getBox();
	x -= dragSrartPosition.x - r.x;
	y -= dragSrartPosition.y - r.y;
	} else {
	x -= 25;
	y -= 25;
	}

	// Check if we should snap the block to grid or not.
	if (!pressedShift) {
	x = int(floor(x/50.0f + 0.5f)) * 50;
	y = int(floor(y/50.0f + 0.5f)) * 50;
	}
	}

	void LevelEditor::determineNewSize(int x, int y, SDL_Rect& r) {
	switch (selectionDrag % 3) {
	case 0:
	if (x > r.x + r.w - 15) x = r.x + r.w - 15;
	if (!pressedShift) {
	x = int(floor(x/50.0f + 0.5f)) * 50;
	while (x > r.x + r.w - 15) x -= 50;
	}
	r.w += r.x - x;
	r.x = x;
	break;
	case 2:
	if (x < r.x + 15) x = r.x + 15;
	if (!pressedShift) {
	x = int(floor(x/50.0f + 0.5f)) * 50;
	while (x < r.x + 15) x += 50;
	}
	r.w = x - r.x;
	break;
	}
	switch (selectionDrag / 3) {
	case 0:
	if (y > r.y + r.h - 15) y = r.y + r.h - 15;
	if (!pressedShift) {
	y = int(floor(y/50.0f + 0.5f)) * 50;
	while (y > r.y + r.h - 15) y -= 50;
	}
	r.h += r.y - y;
	r.y = y;
	break;
	case 2:
	if (y < r.y + 15) y = r.y + 15;
	if (!pressedShift) {
	y = int(floor(y/50.0f + 0.5f)) * 50;
	while (y < r.y + 15) y += 50;
	}
	r.h = y - r.y;
	break;
	}
	}

	void LevelEditor::showSelectionDrag(SDL_Renderer& renderer){
	//Check if the drag center isn't null.
	if (dragCenter == NULL) return;

	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);

	//Create the rectangle.
	x+=camera.x;
	y+=camera.y;

	//The location of the dragCenter.
	SDL_Rect r = dragCenter->getBox();

	if (selectionDrag == 4) { // dragging
	// Check if we should snap the block to grid or not.
	determineNewPosition(x, y);

	//Loop through the selection.
	//TODO: Check if block is in sight.
	for (unsigned int o = 0; o < selection.size(); o++){
	// FIXME: ad-hoc code which moves blocks temporarily, draw, and moves them back
	const SDL_Rect r1 = selection[o]->getBox();

	selection[o]->setBaseLocation((r1.x - r.x) + x, (r1.y - r.y) + y);
	selection[o]->show(renderer);
	selection[o]->setBaseLocation(r1.x, r1.y);
	}
	} else if (selectionDrag >= 0) { // resizing
	// Check if we should snap the block to grid or not.
	determineNewSize(x, y, r);

	drawGUIBox(r.x - camera.x, r.y - camera.y, r.w, r.h, renderer, 0xFFFFFF33);
	}
	}

	void LevelEditor::showConfigure(SDL_Renderer& renderer){
	//arrow animation value. go through 0-65535 and loops.
	static unsigned short arrowAnimation=0;
	arrowAnimation++;

	// skip if the Blocks layer is invisinble
	if (!layerVisibility[std::string()]) return;

	//Use theme color for arrows.
	Uint32 color;
	{
	SDL_Color c = objThemes.getTextColor(false);
	color = (Uint32(c.r) << 24) \| (Uint32(c.g) << 16) \| (Uint32(c.b) << 8) \| 0xff;
	}

	//Draw the trigger lines.
	{
	map<Block,vector<GameObject> >::iterator it;
	for(it=triggers.begin();it!=triggers.end();++it){
	//Check if the trigger has linked targets.
	if(!(*it).second.empty()){
	//The location of the trigger.
	SDL_Rect r=(*it).first->getBox();

	//Loop through the targets.
	for(unsigned int o=0;o<(*it).second.size();o++){
	//Get the location of the target.
	SDL_Rect r1=(*it).second[o]->getBox();

	//Draw the line from the center of the trigger to the center of the target.
	drawLineWithArrow(r.x-camera.x+25,r.y-camera.y+25,r1.x-camera.x+25,r1.y-camera.y+25,renderer,color,32,arrowAnimation%32);

	//Also draw two selection marks.
	applyTexture(r.x-camera.x+25-2,r.y-camera.y+25-2,selectionMark,renderer);
	applyTexture(r1.x-camera.x+25-2,r1.y-camera.y+25-2,selectionMark,renderer);
	}
	}
	}

	//Draw a line to the mouse from the linkingTrigger when linking.
	if(linking){
	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);

	//Draw the line from the center of the trigger to mouse.
	drawLineWithArrow(linkingTrigger->getBox().x-camera.x+25,linkingTrigger->getBox().y-camera.y+25,x,y,renderer,color,32,arrowAnimation%32);
	}
	}

	//This saves the stacked pause marks on each position.
	std::map<std::pair<int, int>, int> stackedMarks;

	//Draw the moving positions.
	map<Block*,vector<MovingPosition> >::iterator it;
	for(it=movingBlocks.begin();it!=movingBlocks.end();++it){
	//Check if the block has positions.
	if(!(*it).second.empty()){
	//The location of the moving block.
	SDL_Rect block=(*it).first->getBox();
	block.x+=25-camera.x;
	block.y+=25-camera.y;

	//The location of the previous position.
	//The first time it's the moving block's position self.
	SDL_Rect r=block;

	//Loop through the positions.
	for(unsigned int o=0;o<(*it).second.size();o++){
	//Draw the line from the center of the previous position to the center of the position.
	//x and y are the coordinates for the current moving position.
	int x=block.x+(*it).second[o].x;
	int y=block.y+(*it).second[o].y;

	//Check if we need to draw line
	double dx=r.x-x;
	double dy=r.y-y;
	double d=sqrt(dxdx+dydy);
	if(d>0.001f){
	if(it->second[o].time>0){
	//Calculate offset to contain the moving speed.
	int offset=int(d*arrowAnimation/it->second[o].time)%32;
	drawLineWithArrow(r.x,r.y,x,y,renderer,color,32,offset);
	}else{
	//time==0 ???? so don't draw arrow at all
	drawLine(r.x,r.y,x,y,renderer);
	}
	} else {
	// distance==0 which means pause mode
	// FIXME: it's ugly
	SDL_Rect r1 = { 0, 0, 16, 16 }, r2 = { x - 25, y - 25 + 15 * (stackedMarks[std::pair<int, int>(x, y)]++), 16, 16 };
	if (it->second[o].time) {
	char s[64];
	sprintf(s, "%gs", float(it->second[o].time) * 0.025f);

	r1.x = 0; r1.y = 80;
	SDL_RenderCopy(&renderer, bmGUI.get(), &r1, &r2);
	r2.x += 16;

	for (int i = 0; s[i]; i++) {
	if (s[i] >= '0' && s[i] <= '9') {
	r1.x = 16 + (s[i] - '0') * 8;
	r1.w = 8;
	} else if (s[i] == '.') {
	r1.x = 96;
	r1.w = 8;
	} else if (s[i] == 's') {
	r1.x = 104;
	r1.w = 8;
	} else {
	// show some garbage
	r1.x = 0;
	r1.w = 1;
	}
	r2.w = 8;
	SDL_RenderCopy(&renderer, bmGUI.get(), &r1, &r2);
	r2.x += 8;
	}
	} else {
	r1.x = 32; r1.y = 64;
	SDL_RenderCopy(&renderer, bmGUI.get(), &r1, &r2);
	}
	}

	//And draw a marker at the end.
	applyTexture(x-13,y-13,movingMark,renderer);

	//Get the box of the previous position.
	SDL_Rect tmp={x,y,0,0};
	r=tmp;
	}
	}
	}

	//Draw a line to the mouse from the previous moving pos.
	if(moving){
	//Get the current mouse location.
	int x,y;
	SDL_GetMouseState(&x,&y);

	//Check if we should snap the block to grid or not.
	if(!pressedShift){
	x+=camera.x;
	y+=camera.y;
	snapToGrid(&x,&y);
	x-=camera.x;
	y-=camera.y;
	}else{
	x-=25;
	y-=25;
	}

	int posX,posY;

	//Check if there are moving positions for the moving block.
	if(!movingBlocks[movingBlock].empty()){
	//Draw the line from the center of the previouse moving positions to mouse.
	posX=movingBlocks[movingBlock].back().x;
	posY=movingBlocks[movingBlock].back().y;

	posX-=camera.x;
	posY-=camera.y;

	posX+=movingBlock->getBox().x;
	posY+=movingBlock->getBox().y;
	}else{
	//Draw the line from the center of the movingblock to mouse.
	posX=movingBlock->getBox().x-camera.x;
	posY=movingBlock->getBox().y-camera.y;
	}

	//Check if the current point is the same as the previous point
	if (posX == x && posY == y) {
	pauseMode = true;
	} else {
	pauseMode = false;

	//Calculate offset to contain the moving speed.
	int offset = int(double(arrowAnimation)*movingSpeed / 10.0) % 32;

	//Draw the line.
	drawLineWithArrow(posX + 25, posY + 25, x + 25, y + 25, renderer, color, 32, offset);
	}

	//Draw a marker.
	applyTexture(x+12,y+12,movingMark,renderer);
	}

	}

	void LevelEditor::resize(ImageManager &imageManager, SDL_Renderer &renderer){
	//Call the resize method of the Game.
	Game::resize(imageManager, renderer);

	//Move the toolbar's position rect used for collision.
	toolbarRect.x=(SCREEN_WIDTH-460)/2;
	toolbarRect.y=SCREEN_HEIGHT-50;
	}

	//Filling the order array
	const int LevelEditor::editorTileOrder[EDITOR_ORDER_MAX]={
	TYPE_BLOCK,
	TYPE_SHADOW_BLOCK,
	TYPE_SPIKES,
	TYPE_FRAGILE,
	TYPE_MOVING_BLOCK,
	TYPE_MOVING_SHADOW_BLOCK,
	TYPE_MOVING_SPIKES,
	TYPE_CONVEYOR_BELT,
	TYPE_SHADOW_CONVEYOR_BELT,
	TYPE_BUTTON,
	TYPE_SWITCH,
	TYPE_PORTAL,
	TYPE_SWAP,
	TYPE_CHECKPOINT,
	TYPE_NOTIFICATION_BLOCK,
	TYPE_START_PLAYER,
	TYPE_START_SHADOW,
	TYPE_EXIT,
	TYPE_COLLECTABLE,
	TYPE_PUSHABLE
	};

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