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102 lines
2.3 KiB
C
102 lines
2.3 KiB
C
#ifndef _APPLE2_H_
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#define _APPLE2_H_
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#include "apple2.dd.h"
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#include "mos6502.h"
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#include "vm_bitfont.h"
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#include "vm_screen.h"
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enum video_modes {
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VIDEO_40COL_TEXT,
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VIDEO_LORES,
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VIDEO_HIRES,
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VIDEO_80COL_TEXT,
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VIDEO_DOUBLE_LORES,
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VIDEO_DOUBLE_HIRES,
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};
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enum color_modes {
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COLOR_GREEN,
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COLOR_AMBER,
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COLOR_GRAY,
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COLOR_FULL,
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};
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enum lores_colors {
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LORES_BLACK,
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LORES_MAGENTA,
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LORES_DARKBLUE,
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LORES_PURPLE,
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LORES_DARKGREEN,
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LORES_GRAY1,
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LORES_MEDBLUE,
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LORES_LIGHTBLUE,
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LORES_BROWN,
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LORES_ORANGE,
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LORES_GRAY2,
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LORES_PINK,
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LORES_LIGHTGREEN,
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LORES_YELLOW,
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LORES_AQUAMARINE,
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LORES_WHITE,
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};
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typedef struct {
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/*
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* The apple 2 hardware used an MOS-6502 processor.
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*/
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mos6502 *cpu;
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/*
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* This is the literal memory that the CPU above will create. You
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* should _not_ attempt to free this memory; allow the CPU's own
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* delete function to do that.
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*/
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vm_segment *memory;
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/*
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* The screen wherein we shall render all of our graphics.
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*/
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vm_screen *screen;
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/*
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* This is the system font (the only font the Apple II knows about,
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* really); anywhere we render text, we have to use this font.
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*/
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vm_bitfont *sysfont;
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/*
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* This is the mode in which we must interpret graphics. This will
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* tell us not only if we're in lo- or hi-res, but also if we are in
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* single or double view mode.
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*/
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int video_mode;
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/*
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* This is the color mode we want to emulate. You can have a few
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* different styles of monochromatic displays: green, amber, and
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* light gray on black; you can also emulate a full color display,
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* in which text mode tends to look like light gray.
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*/
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int color_mode;
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/*
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* Our two disk drives.
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*/
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apple2dd *drive1;
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apple2dd *drive2;
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} apple2;
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extern apple2 *apple2_create(int, int);
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extern void apple2_free(apple2 *);
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extern void apple2_press_key(apple2 *, vm_8bit);
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extern void apple2_clear_strobe(apple2 *);
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extern void apple2_release_key(apple2 *);
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extern int apple2_boot(apple2 *);
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extern void apple2_run_loop(apple2 *);
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extern void apple2_set_color(apple2 *, int);
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extern void apple2_set_video(apple2 *, int);
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extern bool apple2_is_double_video(apple2 *);
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#endif
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