include/sgegfx.h

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#ifndef _SGEGFX_H
#define _SGEGFX_H

#ifdef __cplusplus
extern "C" {
#endif

/*
 * Copyright (c) 2007 Heiko Irrgang
 *
 * The license and distribution terms for this file may be
 * found in the file COPYING in this distribution or at
 * http://93-interactive.com/cms/products/software/sdl-game-engine/license/
 */

#define sgeClearScreen() SDL_FillRect(screen, NULL, 0)

typedef struct {
        Uint8 r;
        Uint8 g;
        Uint8 b;
        Uint8 a;
} SGEPIXELINFO;

typedef struct {
        int x;
        int y;
} SGEPOSITION;

SGEPOSITION *sgePositionNew(int x, int y);

void sgePositionDestroy(SGEPOSITION *p);

SGEPIXELINFO *sgePixelInfoNew(Uint8 r, Uint8 g, Uint8 b, Uint8 a);

void sgePixelInfoDestroy(SGEPIXELINFO *i);

Uint32 sgeMakeColor(SDL_Surface *surface, int r, int g, int b, int a);

void sgeFillRect(SDL_Surface *dest, int x, int y, int w, int h, Uint32 color);

void sgeDrawRect(SDL_Surface *dest, int x, int y, int w, int h, int linewidth, Uint32 color);

void sgeDrawPixel(SDL_Surface *dest, int x, int y, Uint32 color);

SGEPIXELINFO *sgeGetPixel(SDL_Surface *dest, int x, int y);

void sgeDrawLine(SDL_Surface *dest, int x, int y, int x2, int y2, Uint32 color);

void sgeDrawImage(SDL_Surface *dest, SDL_Surface *image, int x, int y);

void sgeIgnoreAlpha(SDL_Surface *s);

void sgeUseAlpha(SDL_Surface *s);

SDL_Surface *sgeRotoZoom(SDL_Surface *source, float rotation, float zoom);

SDL_Surface *sgeChangeSDLSurfaceAlpha(SDL_Surface *s, Uint8 alpha);

SDL_Surface *sgeCreateSDLSurface(int width, int height, int depth, Uint32 sdlflags);

SDL_Surface *sgeCreateVideoSurface(int width, int height, int depth, Uint32 sdlflags);

#define sgeConvertToGray sgeConvertToGrey

SDL_Surface *sgeConvertToGrey(SDL_Surface *src);

// }@

#ifdef __cplusplus
}
#endif

#endif