surfaceclass.h

SDL_Draw chinese test

//UVi Soft (2008)
//Long Fei (lf426), E-mail: [e-mail]

//FileName: SurfaceClass.h

#ifndef SURFACE_CLASS_H
#define SURFACE_CLASS_H

#include <iostream>
#include <string>
#include "SDL/SDL.h"
#include "SDL/SDL_image.h"
#include "SDL/SDL_ttf.h"

class ScreenSurface
{
private:
	static int screenNum;
	int width;
	int height;
	int bpp;
	Uint32 flags;
	SDL_Surface* pScreen;
	std::string windowName;
public:
	ScreenSurface();
	ScreenSurface(int w, int h, const std::string& window_name = "NULL", int b = 0, Uint32 f = 0);
	~ScreenSurface();
	SDL_Surface* point() const;
	void flip() const;
	void fillColor(Uint8 r = 0, Uint8 g = 0, Uint8 b = 0) const;
};

class DisplaySurface
{
private:
	std::string fileName;
	SDL_Surface* pSurface;
	SDL_Surface* pScreen;
	//for TextSurafce
	static int textNum;
	TTF_Font* pFont;
public:
	DisplaySurface(const std::string& file_name, const ScreenSurface& screen);
	~DisplaySurface();
	SDL_Surface* point() const;
	void blit() const;
	void blit(int at_x, int at_y) const;
	void blit(int at_x, int at_y,
				int from_x, int from_y, int w, int h,
				int delta_x = 0, int delta_y = 0) const;
	void colorKey(Uint8 r = 0, Uint8 g = 0xFF, Uint8 b = 0xFF, Uint32 flag = SDL_SRCCOLORKEY);
protected:
	//for TextSurface
	DisplaySurface(const std::string& msg_name, const std::string& message, const ScreenSurface& screen,
					Uint8 r, Uint8 g, Uint8 b, 
					int ttf_size, const std::string& ttf_fileName);
	int tellTextNum() const;
	void reduceTextNum();
	void deleteFontPoint();
};

class TextSurface: public DisplaySurface
{
public:
	TextSurface(const std::string& msg_name, const std::string& message, const ScreenSurface& screen,
					Uint8 r = 0xFF, Uint8 g = 0xFF, Uint8 b = 0xFF, 
					int ttf_size = 28, const std::string& ttf_fileName = "../Fonts/gkai00mp.ttf");
	~TextSurface();
};

class ErrorInfo
{
private:
	std::string info;
public:
	ErrorInfo():info("Unknown ERROR!")
	{}
	ErrorInfo(const char* c_str)
	{
		info = std::string(c_str);
	}
	ErrorInfo(const std::string& str):info(str)
	{}
	void show() const
	{
		std::cerr << info << std::endl;
	}
};

#endif