X-Git-Url: https://git.ucc.asn.au/?p=progcomp2012.git;a=blobdiff_plain;f=home%2Fprogcomp%2Fjudge%2Fmanager%2Fgraphics.h;fp=home%2Fprogcomp%2Fjudge%2Fmanager%2Fgraphics.h;h=f81bdb3b50329e41f17482a43080e3f9a7c24af0;hp=0000000000000000000000000000000000000000;hb=e3b15cd5dea739f7523920d83bda592db95a7b93;hpb=7f7bc05439b70b3139086086608996de3c9ae2ed

diff --git a/home/progcomp/judge/manager/graphics.h b/home/progcomp/judge/manager/graphics.h
new file mode 100644
index 0000000..f81bdb3
--- /dev/null
+++ b/home/progcomp/judge/manager/graphics.h
@@ -0,0 +1,148 @@
+#ifndef GRAPHICS_H
+#define GRAPHICS_H
+
+#include <SDL/SDL.h>
+#include <SDL/SDL_opengl.h>
+
+
+#include <vector>
+#include <list>
+
+
+typedef SDL_Surface Screen;
+typedef SDL_Rect Rectangle;
+
+
+typedef short unsigned int SUint;
+
+class Texture;
+class Font;
+
+
+
+class Graphics
+{
+	public:
+
+	class Colour
+	{
+		public:
+			Colour(float red=0, float green=0, float blue=0, float alpha=0) : r(red), g(green), b(blue), a(alpha) {}
+			Colour(const Colour & cpy) : r(cpy.r), g(cpy.g), b(cpy.b), a(cpy.a) {}
+	
+			Colour & operator=(const Colour & s) {r = s.r; g = s.g; b = s.b; a = s.a; return *this;}
+			bool operator==(const Colour & s) const {return (r == s.r && g == s.g && b == s.b && a == s.a);}
+			bool operator!=(const Colour & s) const {return !operator==(s);}
+			float r;
+			float g;
+			float b;
+			float a;
+	
+	};
+		static int ScreenWidth() {return screenWidth;}
+		static int ScreenHeight() {return screenHeight;}
+
+		static void Initialise(const char * caption, int width=640, int height=480);
+		static void Destroy();
+
+		static SDL_Surface * LoadTextureBMP(const char * file);
+		static void SaveTextureBMP(SDL_Surface * tex, const char * file);
+		
+		static void ClearScreen();
+		static void UpdateScreen();
+		static void DrawGrid(int gridWidth, int gridHeight, Colour colour);
+		static Uint8 MakeColour(int R, int G, int B, int Alpha = 0);
+		static Colour ConvertColour(Uint8 colour);
+
+		static void DrawTexture(SDL_Surface * src, int destX, int destY, int srcX=0, int srcY=0, int width=-1, int height=-1);
+		static void DrawTexture(SDL_Surface * src, int destX, int destY, double rotate, double scale);
+		static void DrawPixel(int x, int y, Colour colour);
+
+		static Colour GetPixel(int x, int y);
+		static void DrawLine(int x1, int y1, int x2, int y2, Colour colour, double scale=1.0);
+		static void DrawLineDashed(int x1, int y1, int x2, int y2, Colour colour, double scale=1.0);
+		static void DrawRectangle(int x1, int y1, int x2, int y2, Colour colour, double scale=1.0);
+
+		static void GetColourData(SDL_Surface * src, std::vector<SUint> * R, std::vector<SUint> * G, std::vector<SUint> * B, std::vector<SUint> * A = NULL);
+		static void GetColourData(SDL_Surface * src, std::vector<std::vector<SUint> > * R, std::vector<std::vector<SUint> > * G,  std::vector<std::vector<SUint> > * B,  std::vector<std::vector<SUint> > * A = NULL);
+
+		static void DrawColourData(int destX, int destY, std::vector<SUint> * R, std::vector<SUint> * G, std::vector<SUint> * B, std::vector<SUint> * A = NULL) {DrawColourData(screen, destX, destY, R, G, B, A);}
+
+		static void DrawColourData(int destX, int destY, std::vector<std::vector<SUint> > * R, std::vector<std::vector<SUint> > * G, std::vector<std::vector<SUint> > * B, std::vector<std::vector<SUint> > * A = NULL) {DrawColourData(screen, destX, destY, R, G, B, A);}
+
+		static SDL_Surface * TextureFromColours(std::vector<SUint> * R, std::vector<SUint> * G, std::vector<SUint> * B, std::vector<SUint> * A = NULL);
+		static SDL_Surface * TextureFromColours(std::vector<std::vector<SUint> > * R, std::vector<std::vector<SUint> > * G, std::vector<std::vector<SUint> > * B, std::vector<std::vector<SUint> > * A = NULL);
+
+		static void Wait(int n) {SDL_Delay(n);}
+
+		template <class T>
+		class TextureManager
+		{
+			public:
+				TextureManager() {}
+				virtual ~TextureManager() {}
+
+				virtual Texture & operator[](const T & at) = 0;
+		};
+
+		static bool Initialised() {return initialised;}
+
+	protected:
+		static void DrawColourData(SDL_Surface * dest, int destX, int destY, std::vector<SUint> * R, std::vector<SUint> * G, std::vector<SUint> * B, std::vector<SUint> * A = NULL);
+		static void DrawColourData(SDL_Surface * dest, int destX, int destY, std::vector<std::vector<SUint> > * R, std::vector<std::vector<SUint> > * G, std::vector<std::vector<SUint> > * B, std::vector<std::vector<SUint> > * A = NULL);
+		static void DrawTexture(SDL_Surface * dest, SDL_Surface * src, int srcX, int srcY, int destX, int destY, int width, int height);
+		static void DrawPixel(SDL_Surface * dest, int x, int y, Colour colour);
+		static Colour GetPixel(SDL_Surface * dest, int x, int y);
+		static void DrawLine(SDL_Surface * dest, int x1, int y1, int x2, int y2, Colour colour);
+
+	private:
+		Graphics() {}
+		~Graphics() {}	
+		static std::list<SDL_Surface*> allTextures;
+		static Screen * screen;
+
+		static int screenWidth;
+		static int screenHeight;
+		static bool initialised;
+		
+
+};
+typedef Graphics::Colour Colour;
+
+class Texture
+{
+	public:
+		Texture(const char * fileName, bool newDrawCentred = true);
+		virtual ~Texture();
+
+		void Draw(int x, int y, double angle=0, double scale=1);
+		void DrawColour(int x, int y, double angle, double scale, Colour colour);
+		
+		int width() const {return surface->w;}
+		int height() const {return surface->h;}
+	protected:
+		SDL_Surface * surface;
+		GLuint texture;
+
+	private:
+		bool drawCentred;
+		
+};	
+
+class Font : private Texture
+{
+	public:
+		Font(const char * fileName, int newWidth, int newHeight);
+		virtual ~Font();
+
+		void DrawTextColour(const char * string, int x, int y, double angle, double scale, Colour colour);
+		void DrawText(const char * string, int x, int y, double angle=0, double scale=1);	
+	private:
+		int width;
+		int height;
+};
+
+
+#endif //GRAPHICS_H
+
+//EOF