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//Copyright (c) 2011, 2017 <>< Charles Lohr - Under the MIT/x11 or NewBSD License you choose.
#ifndef _DRAWFUCNTIONS_H
#define _DRAWFUCNTIONS_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
typedef struct {
short x, y;
} RDPoint;
extern int CNFGPenX, CNFGPenY;
extern uint32_t CNFGBGColor;
extern uint32_t CNFGLastColor;
extern uint32_t CNFGDialogColor; //background for boxes
void CNFGDrawText( const char * text, int scale );
void CNFGDrawBox( int x1, int y1, int x2, int y2 );
void CNFGGetTextExtents( const char * text, int * w, int * h, int textsize );
void CNFGDrawTextbox( int x, int y, const char * text, int textsize ); //ignores pen.
//To be provided by driver.
uint32_t CNFGColor( uint32_t RGB );
void CNFGUpdateScreenWithBitmap( unsigned long * data, int w, int h );
void CNFGTackPixel( short x1, short y1 );
void CNFGTackSegment( short x1, short y1, short x2, short y2 );
void CNFGTackRectangle( short x1, short y1, short x2, short y2 );
void CNFGTackPoly( RDPoint * points, int verts );
void CNFGClearFrame();
void CNFGSwapBuffers();
void CNFGGetDimensions( short * x, short * y );
int CNFGSetup( const char * WindowName, int w, int h ); //return 0 if ok.
void CNFGSetupFullscreen( const char * WindowName, int screen_number );
void CNFGHandleInput();
//You must provide:
void HandleKey( int keycode, int bDown );
void HandleButton( int x, int y, int button, int bDown );
void HandleMotion( int x, int y, int mask );
void HandleDestroy();
//Internal function for resizing rasterizer for rasterizer-mode.
void CNFGInternalResize( short x, short y ); //don't call this.
//Not available on all systems. Use The OGL portion with care.
#ifdef CNFGOGL
void CNFGSetVSync( int vson );
void * CNFGGetExtension( const char * extname );
#endif
#ifdef __cplusplus
};
#endif
#endif
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