mirror of
https://github.com/nippur72/apple1-videocard-lib.git
synced 2024-12-22 13:30:38 +00:00
87 lines
2.5 KiB
C
87 lines
2.5 KiB
C
// color escape codes that can be used with "print_string"
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#define BG_TRANSPARENT "\x1c\x00"
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#define BG_BLACK "\x1c\x01"
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#define BG_MEDIUM_GREEN "\x1c\x02"
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#define BG_LIGHT_GREEN "\x1c\x03"
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#define BG_DARK_BLUE "\x1c\x04"
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#define BG_LIGHT_BLUE "\x1c\x05"
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#define BG_DARK_RED "\x1c\x06"
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#define BG_CYAN "\x1c\x07"
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#define BG_MEDIUM_RED "\x1c\x08"
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#define BG_LIGHT_RED "\x1c\x09"
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#define BG_DARK_YELLOW "\x1c\x0A"
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#define BG_LIGHT_YELLOW "\x1c\x0B"
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#define BG_DARK_GREEN "\x1c\x0C"
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#define BG_MAGENTA "\x1c\x0D"
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#define BG_GREY "\x1c\x0E"
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#define BG_WHITE "\x1c\x0F"
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#define FG_TRANSPARENT "\x1b\x00"
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#define FG_BLACK "\x1b\x10"
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#define FG_MEDIUM_GREEN "\x1b\x20"
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#define FG_LIGHT_GREEN "\x1b\x30"
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#define FG_DARK_BLUE "\x1b\x40"
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#define FG_LIGHT_BLUE "\x1b\x50"
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#define FG_DARK_RED "\x1b\x60"
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#define FG_CYAN "\x1b\x70"
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#define FG_MEDIUM_RED "\x1b\x80"
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#define FG_LIGHT_RED "\x1b\x90"
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#define FG_DARK_YELLOW "\x1b\xA0"
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#define FG_LIGHT_YELLOW "\x1b\xB0"
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#define FG_DARK_GREEN "\x1b\xC0"
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#define FG_MAGENTA "\x1b\xD0"
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#define FG_GREY "\x1b\xE0"
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#define FG_WHITE "\x1b\xF0"
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void draw_tile(byte x, byte y, byte ch, byte col) {
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byte *source = &FONTS[(word)ch*8];
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word addr = x*8 + y*256;
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tms_set_vram_write_addr(SCREEN2_PATTERN_TABLE + addr); for(byte i=0;i<8;i++) { TMS_WRITE_DATA_PORT(source[i]); NOP; /*NOP;*/ /*NOP; NOP;*/ /*NOP; NOP; NOP; NOP;*/ }
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tms_set_vram_write_addr(SCREEN2_COLOR_TABLE + addr); for(byte i=0;i<8;i++) { TMS_WRITE_DATA_PORT(col); NOP; /*NOP;*/ /*NOP; NOP;*/ /*NOP; NOP; NOP; NOP;*/ }
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}
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void draw_string(byte x, byte y, byte *s, byte color) {
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byte c;
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while(c=*s++) {
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draw_tile(x++, y, c, color);
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}
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}
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// print string with ESC + color support
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void print_string(byte x, byte y, byte *s, byte color) {
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byte c;
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while(c=*s++) {
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if(c==0x1b) color = *s++ | (color & 0x0F);
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else if(c==0x1c) color = *s++ | (color & 0xF0);
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else {
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draw_tile(x++, y, c, color);
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}
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}
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}
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/*
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byte screen2_cursor_pos_x;
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byte screen2_cursor_pos_y;
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byte screen2_cursor_color;
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void color(byte color) {
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screen2_cursor_color = color;
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}
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void locate(byte x, byte y) {
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screen2_cursor_pos_x = x;
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screen2_cursor_pos_y = y;
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}
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void print_string(byte *s) {
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byte c;
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while(c=*s++) {
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draw_tile(screen2_cursor_pos_x++, screen2_cursor_pos_y, c, screen2_cursor_color);
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if(screen2_cursor_pos_x>=32) {
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screen2_cursor_pos_x = 0;
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screen2_cursor_pos_y++;
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}
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}
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}
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*/ |