kolibrios/programs/games/checkers/trunk/mt-draw.h

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unsigned long cur_color;
class TKlbrGraphDraw : public TGraphDraw
{
public:
virtual int SetColor(unsigned long c) {cur_color=c;return 1;}
virtual int DrawLine(int x0, int y0, int x1, int y1);
virtual int DrawText(int x0, int y0, char* text);
virtual int IsDraw(void) {return 1;}
virtual int DrawClear();
virtual unsigned long CreateColor(unsigned short red,
unsigned short green, unsigned short blue);
virtual void GetSize(int &w, int &h);
virtual int GetTextH(const char *s) {return 10;}
virtual int GetTextW(const char *s) {return 6 * strlen(s);}
virtual void Quit(int q = 1) {CloseWindow();}
};
int TKlbrGraphDraw::DrawLine(int x0, int y0, int x1, int y1)
{
asm mov ebx, x0
asm shl ebx, 16
asm add ebx, x1
asm mov ecx, y0
asm shl ecx, 16
asm add ecx, y1
asm mov edx, [cur_color]
asm push 38
asm pop eax
asm int 40h
return 1;
}
int TKlbrGraphDraw::DrawText(int x0, int y0, char* text)
{
asm mov ebx, x0
asm shl ebx, 16
asm add ebx, y0
asm mov ecx, [cur_color]
asm or ecx, 0xC0000000
asm mov edx, text
asm mov edi, 0xFFFFFF
asm push 4
asm pop eax
asm int 40h
return 1;
}
int TKlbrGraphDraw::DrawClear(void)
{
int w,h;
GetSize(w,h);
asm mov ebx, w
asm mov ecx, h
asm mov edx, 0xFFFFFF
asm push 13
asm pop eax
asm int 40h
return 1;
}
unsigned long TKlbrGraphDraw::CreateColor(unsigned short red,
unsigned short green, unsigned short blue)
{
return (unsigned long)(blue >> 8) + ((unsigned long)(green >> 8) << 8) +
((unsigned long)(red >> 8) << 16);
}
void TKlbrGraphDraw::GetSize(int &w, int &h)
{
int width, height;
asm sub esp, 1024
asm mov ebx, esp
asm or ecx, -1
asm push 9
asm pop eax
asm int 40h
asm mov eax, [esp+62]
asm mov width, eax
asm mov eax, [esp+66]
asm mov height, eax
asm add esp, 1024
w = width;
h = height;
}