#ifndef __GRAPHICS_H__
#define __GRAPHICS_H__

#include "../global.h"
#include "FontBase.h"
#include "GUIBase.h"

/*
 * Graphics.h, part of VCMI engine
 *
 * Authors: listed in file AUTHORS in main folder
 *
 * License: GNU General Public License v2.0 or later
 * Full text of license available in license.txt file, in main folder
 *
 */

class CDefEssential;
struct SDL_Surface;
class CGHeroInstance;
class CGTownInstance;
class CDefHandler;
class CHeroClass;
struct SDL_Color;
struct InfoAboutHero;
struct InfoAboutTown;
class CGObjectInstance;
class CGDefInfo;

typedef struct _TTF_Font TTF_Font; //from SDL_ttf.h

/// Handles fonts, hero images, town images, various graphics
class Graphics
{
public:
	//Fonts
	static const int FONTS_NUMBER = 9;
	Font *fonts[FONTS_NUMBER];
	TTF_Font * fontsTrueType[FONTS_NUMBER];//true type fonts, if some of the fonts not loaded - NULL

	//various graphics
	SDL_Color * playerColors; //array [8]
	SDL_Color * neutralColor;
	SDL_Color * playerColorPalette; //palette to make interface colors good - array of size [256]
	SDL_Color * neutralColorPalette; 

	SDL_Surface * hInfo, *tInfo; //hero and town infobox bgs
	SDL_Surface *heroInGarrison; //icon for town infobox
	std::vector<std::pair<int, int> > slotsPos; //creature slot positions in infoboxes
	CDefEssential *luck22, *luck30, *luck42, *luck82,
		*morale22, *morale30, *morale42, *morale82,
		*halls, *forts, *bigTownPic;
	CDefEssential * artDefs; //artifacts
	std::vector<SDL_Surface *> portraitSmall; //48x32 px portraits of heroes
	std::vector<SDL_Surface *> portraitLarge; //58x64 px portraits of heroes
	std::vector<CDefEssential *> flags1, flags2, flags3, flags4; //flags blitted on heroes when ,
	CDefEssential * pskillsb, *resources; //82x93
	CDefEssential * pskillsm; //42x42  primary skills
	CDefEssential * pskillst; //32x32
	CDefEssential * un32; //many small things
	CDefEssential * un44; //many things
	CDefEssential * smallIcons, *resources32; //resources 32x32
	CDefEssential * flags;
	CDefEssential * heroMoveArrows;
	std::vector<CDefEssential *> heroAnims; // [class id: 0 - 17]  //added group 10: up - left, 11 - left and 12 - left down // 13 - up-left standing; 14 - left standing; 15 - left down standing
	std::vector<CDefEssential *> boatAnims; // [boat type: 0 - 3]  //added group 10: up - left, 11 - left and 12 - left down // 13 - up-left standing; 14 - left standing; 15 - left down standing
	std::map<std::string, CDefEssential*> mapObjectDefs; //pointers to loaded defs (key is filename, uppercase)
	CDefHandler * FoWfullHide; //for Fog of War
	CDefHandler * FoWpartialHide; //for For of War

	std::map<int, std::map<int, std::map<std::string, CDefEssential *> > > advmapobjGraphics;
	CDefEssential * getDef(const CGObjectInstance * obj);
	CDefEssential * getDef(const CGDefInfo * info);
	//creatures
	std::map<int,SDL_Surface*> smallImgs; //creature ID -> small 32x32 img of creature; //ID=-2 is for blank (black) img; -1 for the border
	std::map<int,SDL_Surface*> bigImgs; //creature ID -> big 58x64 img of creature; //ID=-2 is for blank (black) img; -1 for the border
	std::map<int,SDL_Surface*> backgrounds; //castle ID -> 100x130 background creature image // -1 is for neutral
	std::map<int,SDL_Surface*> backgroundsm; //castle ID -> 100x120 background creature image // -1 is for neutral
	//towns
	std::vector< std::string > buildingPics;//filenames of def with building images (used rarely, too big to keep them loaded)
	std::vector< std::string > townBgs;//backgrounds of town
	std::vector< std::string > guildBgs;// name of bitmaps with imgs for mage guild screen
	std::map<int, std::string> ERMUtoPicture[F_NUMBER]; //maps building ID to it's picture's name for each town type
	//for battles
	std::vector< std::vector< std::string > > battleBacks; //battleBacks[terType] - vector of possible names for certain terrain type
	std::vector< std::string > battleHeroes; //battleHeroes[hero type] - name of def that has hero animation for battle
	std::map< int, std::vector < std::string > > battleACToDef; //maps AC format to vector of appropriate def names
	CDefEssential * spellEffectsPics; //bitmaps representing spells affecting a stack in battle
	std::vector< Point > wallPositions[F_NUMBER]; //positions of different pieces of wall <x, y>
	//abilities
	CDefEssential * abils32, * abils44, * abils82;
	//spells
	CDefEssential *spellscr; //spell on the scroll 83x61
	//functions
	Graphics();	
	void initializeBattleGraphics();
	void loadPaletteAndColors();
	void loadHeroFlags();
	void loadHeroFlags(std::pair<std::vector<CDefEssential *> Graphics::*, std::vector<const char *> > &pr, bool mode);
	void loadHeroAnims();
	void loadHeroAnim(const std::string &name, const std::vector<std::pair<int,int> > &rotations, std::vector<CDefEssential *> Graphics::*dst);
	void loadHeroPortraits();
	void loadWallPositions();
	void loadErmuToPicture();
	SDL_Surface * drawHeroInfoWin(const InfoAboutHero &curh);
	SDL_Surface * drawHeroInfoWin(const CGHeroInstance * curh);
	SDL_Surface * drawTownInfoWin(const InfoAboutTown & curh);
	SDL_Surface * drawTownInfoWin(const CGTownInstance * curh);
	SDL_Surface * getPic(int ID, bool fort=true, bool builded=false); //returns small picture of town: ID=-1 - blank; -2 - border; -3 - random
	void blueToPlayersAdv(SDL_Surface * sur, int player); //replaces blue interface colour with a color of player
	void loadTrueType();
	void loadFonts();
	Font *loadFont(const char * name);
};

extern Graphics * graphics;

#endif // __GRAPHICS_H__