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70 lines
1.4 KiB
C
70 lines
1.4 KiB
C
#ifndef _SCREEN_H_
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#define _SCREEN_H_
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#define SCR_COLS 80
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#define SCR_ROWS 50
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#define SCR_SIZE (SCR_COLS*SCR_ROWS)
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#define SCR_ID_MONITOR 256
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#define SCR_ID_HELP 257
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#define SCR_ID_OPTIONS 258
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#define SCR_ID_PERIPHERALS 259
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#define SCR_ID_IOX 260
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#define SCR_ID_DRIVE 261
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#define MAX_SCREENS 512
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typedef struct {
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int type;
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int blink;
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int attr;
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struct {
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union {
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unsigned char linear[SCR_SIZE];
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unsigned char rowcol[SCR_ROWS][SCR_COLS];
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};
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} chars;
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struct {
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union {
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unsigned short linear[SCR_SIZE];
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unsigned short rowcol[SCR_ROWS][SCR_COLS];
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};
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} attributes;
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union {
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int col;
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int cx;
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};
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union {
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int row;
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int cy;
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};
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} screenstruct;
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screenstruct *screens[MAX_SCREENS];
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screenstruct screencache;
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unsigned int last_screen_type;
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void initscreen();
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void scrattrfill(int scr, unsigned short attr);
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void scrclr(int scr);
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screenstruct *openscreen(int scr);
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void closescreen(int scr);
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void shutdownscreen();
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void displayscreen(int scr);
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void scrxy(int scr, int x, int y);
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void scrattr(int scr, unsigned short attr);
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void scrblink(int scr, unsigned char blink);
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void scrtype(int scr, unsigned char type);
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void scrprintf(int scr, const char *fmt, ...);
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void scrwindow(int scr, int x, int y, int sx, int sy, unsigned short attr, char *hdr);
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void scrclone(int scr, int src);
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#endif
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