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- #include <stdarg.h>
- #include <graph.h>
- #include <bios.h>
- #include <dos.h>
- #include <stdio.h>
-
- void Box(int N, int S, int W, int E, int Hue) {
- _setcolor(Hue); _rectangle(_GFILLINTERIOR, W, N, E, S);
- }
-
- void Border(int N, int S, int W, int E, int Hue) {
- _setcolor(Hue); _rectangle(_GBORDER, W, N, E, S);
- }
-
- void PutString(int N, int W, int Hue, const char *Format, ...) {
- static char Buf[80];
- va_list AP;
- va_start(AP, Format);
- _settextcolor(Hue); _settextposition(N + 1, W + 1);
- vsprintf(Buf, Format, AP); _outtext(Buf);
- va_end(AP);
- }
-
- void ScrInit(void) {
- _clearscreen(_GCLEARSCREEN);
- if (_setvideomode(_VRES16COLOR) != 30)
- printf("30 line graphic mode not available on this machine.\n"), exit(1);
- }
-
- void ScrReset(void) {
- _setvideomode(_DEFAULTMODE); _clearscreen(_GCLEARSCREEN);
- }
-
- int KeyHit(void) {
- return _bios_keybrd(_KEYBRD_READY);
- }
-
- int Keyboard(void) {
- int Ch = _bios_keybrd(_KEYBRD_READ);
- return (Ch&0xff) == '\0'? 0x100 | (Ch >> 8)&0xff: Ch&0xff;
- }
-