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#include "SDL/SDL.h"#include "SDL/SDL_image.h"#include <string>class Sprite {		int x, y;		bool redraw;		SDL_Surface *surface;	public:		void SetPos( int newX, int newY ) { x = newX; newY = newY; redraw = true; }		bool SetMaterial( std::string );		void Draw( SDL_Surface* );		void FreeSurface();		Sprite();		Sprite( std::string );		~Sprite();};Sprite::Sprite() {};Sprite::Sprite( std::string filename ) {	SetMaterial( filename );};Sprite::~Sprite() {	FreeSurface();}bool Sprite::SetMaterial( std::string filename ) {	//Temporary storage for the image that's loaded	SDL_Surface* loadedImage = NULL;	//The optimized image that will be used	SDL_Surface* optimizedImage = NULL;	//Load the image	loadedImage = IMG_Load( filename.c_str() );	//If nothing went wrong in loading the image...	if( loadedImage != NULL ) {		//Create an optimized image, with alpha if it has it.		if( loadedImage->flags & SDL_SRCALPHA )			optimizedImage = SDL_DisplayFormatAlpha( loadedImage );		else			optimizedImage = SDL_DisplayFormat( loadedImage );		// Free the old image.		SDL_FreeSurface( loadedImage );		surface = optimizedImage;		return true;	}	// Something went wrong.	return false;}void Sprite::Draw( SDL_Surface *destination ) {	//Make a temporary rectangle to hold the offsets.	SDL_Rect offset;	//Give the offsets to the rectangle.	offset.x = x;	offset.y = y;	//Blit the surface	SDL_BlitSurface( surface, NULL, destination, &offset );}void Sprite::FreeSurface() {	SDL_FreeSurface( surface );}