gui_platform.h

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#ifndef GUI_PLATFORM_H
#define GUI_PLATFORM_H
 
typedef struct GrColor  { unsigned char r, g, b, a; } GrColor;
 
typedef struct GrRect   { float x, y, width, height; } GrRect;
 
typedef struct GrTexture { unsigned int id; int w, h; } GrTexture;
 
void Gr_InitWindow(int w, int h, const char *title);
 
void Gr_CloseWindow(void);
 
int  Gr_WindowShouldClose(void);
 
int  Gr_GetScreenW(void);
 
int  Gr_GetScreenH(void);
 
void Gr_SetMinSize(int w, int h);
 
void Gr_SetTargetFPS(int fps);
 
void Gr_BeginFrame(void);
 
void Gr_EndFrame(void);
 
void Gr_Clear(GrColor c);
 
float Gr_GetTime(void);
 
float Gr_GetFrameDelta(void);
 
int  Gr_FileExists(const char *path);
 
typedef struct GrFilePathList {
    unsigned int count;     
    char **paths;           
} GrFilePathList;
 
GrFilePathList Gr_LoadDirectoryFiles(const char *dirPath);
 
void           Gr_UnloadDirectoryFiles(GrFilePathList list);
 
int            Gr_IsPathFile(const char *path);
 
const char*    Gr_GetFileName(const char *filePath);
 
const char*    Gr_GetWorkingDirectory(void);
 
const char*    Gr_GetPrevDirectoryPath(const char *dirPath);
 
int  Gr_MouseX(void);
int  Gr_MouseY(void);
int  Gr_MousePressed(int btn);
int  Gr_MouseDown(int btn);
int  Gr_GetWheel(void);
int  Gr_KeyPressed(int key);
int  Gr_KeyDown(int key);
int  Gr_GetChar(void);
const char *Gr_Clipboard(void);
int  Gr_FileDropped(void);
int  Gr_DropCount(void);
const char *Gr_DropPath(int i);
void Gr_DropFinish(void);
 
GrRect Gr_MeasureText(const char *text, int size);
 
void   Gr_DrawText(const char *text, float x, float y, int size, GrColor c);
 
void   Gr_DrawRect(GrRect r, GrColor c);
 
void   Gr_DrawRectRounded(GrRect r, float rad, GrColor c);
 
void   Gr_DrawRectRoundedLines(GrRect r, float rad, GrColor c);
 
void   Gr_DrawCircle(int cx, int cy, float r, GrColor c);
 
void   Gr_ScissorBegin(int x, int y, int w, int h);
 
void   Gr_ScissorEnd(void);
 
int    Gr_CheckPointInRect(GrRect r, float px, float py);
 
int    Gr_CheckPointInCircle(float px, float py, float cx, float cy, float r);
 
int  Gr_MakeTextureRGBA(GrTexture *t, const unsigned char *rgba, int w, int h);
 
void Gr_UpdateTexture(GrTexture *t, const unsigned char *rgba);
 
void Gr_DrawTexture(GrTexture *t, GrRect src, GrRect dst, GrColor tint);
 
void Gr_UnloadTexture(GrTexture *t);
 
const char *Gr_FormatText(const char *fmt, ...);
 
#endif