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Resource for Source: C/C++
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Resource for Source - C-C++.iso
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codelib4
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v_06_08
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v6n8046a.txt
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1995-11-01
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/* hr_apple2.h - Header file for hr_apple2.lib Apple II graphics library */
/* library functions - Note: all return void. Aztec C II 1.05
does not recognize the void typedef */
int hr_init(); /* initiate high resolution display mode */
int hr_quit(); /* quit high resolution display mode */
int hr_clear(); /* clear a display page and fill with color */
int hr_pixel(); /* set color of a pixel */
/* Apple II soft switch addresses */
#define HR_ON 49239 /* enable hi res display mode */
#define HR_OFF 49238 /* disable hi res display mode */
#define HR_TXTON 49233 /* enable text display mode */
#define HR_TXTOFF 49232 /* disable text display mode */
/* hi res page addresses */
#define HR_PG1BGN 8192 /* starting address of page 1 */
#define HR_PG1END 16383 /* ending address of page 1 */
/* constants for hi res display size */
#define HR_ROWS 192 /* heigth in rows */
#define HR_COLS 280 /* width in columns */
#define HR_PPB 7 /* pixels per byte */
#define HR_BPR 40 /* bytes per row */
/* constants for hi res colors */
#define HR_BLACK 0
#define HR_PURPLE 1
#define HR_BLUE 2
#define HR_GREEN 3
#define HR_ORANGE 4
#define HR_WHITE 5