#ifndef __DEVCON_HPP
#define __DEVCON_HPP

#endif
#include "region.hpp"
#include "txtwnd.hpp"

struct DeviceContext;

Bool GpiQueryCellAttr(DeviceContext *dc, const FPoint &p, int *a);
Bool GpiQueryCellChar(DeviceContext *dc, const FPoint &p, char *c);
Bool GpiQueryCellData(DeviceContext *dc, const FPoint &p, uint16 *d);
void GpiSetCellAttr(DeviceContext *dc, const FPoint &p, int a);
void GpiSetCellChar(DeviceContext *dc, const FPoint &p, char c);
void GpiSetCellData(DeviceContext *dc, const FPoint &p, uint16 d);

enum bkmode_t { bm_transparent, bm_opaque };
void GpiSetBkMode(DeviceContext *dc, bkmode_t m);
enum color {
	clr_black,    clr_blue,         clr_green,      clr_cyan,
	clr_red,      clr_magenta,      clr_brown,      clr_lightgray,
	clr_darkgray, clr_lightblue,    clr_lightgreen, clr_lightcyan,
	clr_lightred, clr_lightmagenta, clr_yellow,     clr_white
};
void GpiSetTextColor(DeviceContext *dc, color c);
void GpiSetTextBackgroundColor(DeviceContext *dc, color c);
FPoint GpiOuttext(DeviceContext *dc, int x, int y, char *psz);
inline FPoint GpiOuttext(DeviceContext *dc, const FPoint &p, char *psz) {
	return GpiOuttext(dc,p.x,p.y,psz);
}

enum {
	DT_LEFT       = 0x0000,
	DT_CALCRECT   = 0x0002,
	DT_TEXTATTRS  = 0x0040,
	DT_CENTER     = 0x0100,
	DT_RIGHT      = 0x0200,
	DT_WORDBREAK  = 0x4000,
	DT_ERASERECT  = 0x8000
};
Bool GpiDrawText(DeviceContext *dc, const char *psz, int textlen, FRect *rect, color fore, color back, uint32 format);

void GpiFillRect(DeviceContext *dc, const FRect &r, int color, char c);
void GpiFillRect(DeviceContext *dc, int xLeft, int yTop, int xRight, int yBottom, int color, char c);
inline void GpiEraseRect(DeviceContext *dc, const FRect &r, int color) {
	GpiFillRect(dc,r,color,' ');
}
inline void GpiEraseRect(DeviceContext *dc, int xLeft, int yTop, int xRight, int yBottom, int color) {
	GpiFillRect(dc,xLeft,yTop,xRight,yBottom,color,' ');
}

Bool GpiSetClip(DeviceContext *dc, const Region &newClip);








DeviceContext *WinGetScreenDC();
DeviceContext *WinGetWindowDC(Window *wnd);
DeviceContext *WinBeginPaint(Window *wnd, FRect *paintRect=0);
void WinEndPaint(DeviceContext *dc);
void WinReleaseDC(DeviceContext *dc);


Bool _initScreen();
Bool _endScreen();