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/*
SDL_gfxPrimitives: graphics primitives for SDL
LGPL (c) A. Schiffler
*/
#ifndef _SDL_gfxPrimitives_h
#define _SDL_gfxPrimitives_h
#include <math.h>
#ifndef M_PI
#define M_PI 3.141592654
#endif
#include <SDL/SDL.h>
/* Set up for C function definitions, even when using C++ */
#ifdef __cplusplus
extern "C" {
#endif
/* ----- Versioning */
#define SDL_GFXPRIMITIVES_MAJOR 2
#define SDL_GFXPRIMITIVES_MINOR 0
/* ----- W32 DLL interface */
#ifdef WIN32
#ifdef BUILD_DLL
#define DLLINTERFACE __declspec(dllexport)
#else
#define DLLINTERFACE __declspec(dllimport)
#endif
#else
#define DLLINTERFACE
#endif
/* ----- Prototypes */
/* Note: all ___Color routines expect the color to be in format 0xRRGGBBAA */
/* Pixel */
DLLINTERFACE int pixelColor(SDL_Surface * dst, Sint16 x, Sint16 y, Uint32 color);
DLLINTERFACE int pixelRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Horizontal line */
DLLINTERFACE int hlineColor(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint32 color);
DLLINTERFACE int hlineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 x2, Sint16 y, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Vertical line */
DLLINTERFACE int vlineColor(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint32 color);
DLLINTERFACE int vlineRGBA(SDL_Surface * dst, Sint16 x, Sint16 y1, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Rectangle */
DLLINTERFACE int rectangleColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);
DLLINTERFACE int rectangleRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,
Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Filled rectangle (Box) */
DLLINTERFACE int boxColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);
DLLINTERFACE int boxRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2,
Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Line */
DLLINTERFACE int lineColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);
DLLINTERFACE int lineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,
Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* AA Line */
DLLINTERFACE int aalineColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Uint32 color);
DLLINTERFACE int aalineRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1,
Sint16 x2, Sint16 y2, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Circle */
DLLINTERFACE int circleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 r, Uint32 color);
DLLINTERFACE int circleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* AA Circle */
DLLINTERFACE int aacircleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 r, Uint32 color);
DLLINTERFACE int aacircleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Filled Circle */
DLLINTERFACE int filledCircleColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 r, Uint32 color);
DLLINTERFACE int filledCircleRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
Sint16 rad, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Ellipse */
DLLINTERFACE int ellipseColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color);
DLLINTERFACE int ellipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* AA Ellipse */
DLLINTERFACE int aaellipseColor(SDL_Surface * dst, Sint16 xc, Sint16 yc, Sint16 rx, Sint16 ry, Uint32 color);
DLLINTERFACE int aaellipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Filled Ellipse */
DLLINTERFACE int filledEllipseColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rx, Sint16 ry, Uint32 color);
DLLINTERFACE int filledEllipseRGBA(SDL_Surface * dst, Sint16 x, Sint16 y,
Sint16 rx, Sint16 ry, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Filled Pie */
DLLINTERFACE int filledpieColor(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,
Sint16 start, Sint16 end, Uint32 color);
DLLINTERFACE int filledpieRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, Sint16 rad,
Sint16 start, Sint16 end, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Trigon */
DLLINTERFACE int trigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, Uint32 color);
DLLINTERFACE int trigonRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,
Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* AA-Trigon */
DLLINTERFACE int aatrigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, Uint32 color);
DLLINTERFACE int aatrigonRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,
Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Filled Trigon */
DLLINTERFACE int filledTrigonColor(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3, int color);
DLLINTERFACE int filledTrigonRGBA(SDL_Surface * dst, Sint16 x1, Sint16 y1, Sint16 x2, Sint16 y2, Sint16 x3, Sint16 y3,
Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Polygon */
DLLINTERFACE int polygonColor(SDL_Surface * dst, Sint16 * vx, Sint16 * vy, int n, Uint32 color);
DLLINTERFACE int polygonRGBA(SDL_Surface * dst, Sint16 * vx, Sint16 * vy,
int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* AA-Polygon */
DLLINTERFACE int aapolygonColor(SDL_Surface * dst, Sint16 * vx, Sint16 * vy, int n, Uint32 color);
DLLINTERFACE int aapolygonRGBA(SDL_Surface * dst, Sint16 * vx, Sint16 * vy,
int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Filled Polygon */
DLLINTERFACE int filledPolygonColor(SDL_Surface * dst, Sint16 * vx, Sint16 * vy, int n, int color);
DLLINTERFACE int filledPolygonRGBA(SDL_Surface * dst, Sint16 * vx,
Sint16 * vy, int n, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Bezier */
/* s = number of steps */
DLLINTERFACE int bezierColor(SDL_Surface * dst, Sint16 * vx, Sint16 * vy, int n, int s, Uint32 color);
DLLINTERFACE int bezierRGBA(SDL_Surface * dst, Sint16 * vx, Sint16 * vy,
int n, int s, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* 8x8 Characters/Strings */
DLLINTERFACE int characterColor(SDL_Surface * dst, Sint16 x, Sint16 y, char c, Uint32 color);
DLLINTERFACE int characterRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, char c, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
DLLINTERFACE int stringColor(SDL_Surface * dst, Sint16 x, Sint16 y, char *c, Uint32 color);
DLLINTERFACE int stringRGBA(SDL_Surface * dst, Sint16 x, Sint16 y, char *c, Uint8 r, Uint8 g, Uint8 b, Uint8 a);
/* Ends C function definitions when using C++ */
#ifdef __cplusplus
}
#endif
#endif /* _SDL_gfxPrimitives_h */
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