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https://github.com/JorjBauer/aiie.git
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76 lines
1.7 KiB
C++
76 lines
1.7 KiB
C++
#ifndef __APPLEDISPLAY_H
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#define __APPLEDISPLAY_H
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#ifdef TEENSYDUINO
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#include <Arduino.h>
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#else
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#include <stdlib.h>
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#endif
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#include "vmdisplay.h"
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enum {
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c_black = 0,
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c_magenta = 1,
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c_darkblue = 2,
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c_purple = 3,
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c_darkgreen = 4,
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c_darkgrey = 5,
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c_medblue = 6,
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c_lightblue = 7,
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c_brown = 8,
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c_orange = 9,
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c_lightgray = 10,
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c_pink = 11,
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c_green = 12,
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c_yellow = 13,
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c_aqua = 14,
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c_white = 15
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};
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enum {
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m_blackAndWhite = 0,
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m_monochrome = 1,
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m_ntsclike = 2,
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m_perfectcolor = 3
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};
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class AppleMMU;
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class AppleDisplay : public VMDisplay{
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public:
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AppleDisplay(uint8_t *vb);
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virtual ~AppleDisplay();
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virtual bool needsRedraw();
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virtual void didRedraw();
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void modeChange(); // FIXME: rename 'redraw'?
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void setSwitches(uint16_t *switches);
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void writeLores(uint16_t address, uint8_t v);
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void writeHires(uint16_t address, uint8_t v);
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private:
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bool deinterlaceAddress(uint16_t address, uint8_t *row, uint8_t *col);
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bool deinterlaceHiresAddress(uint16_t address, uint8_t *row, uint16_t *col);
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void Draw80CharacterAt(uint8_t c, uint8_t x, uint8_t y, uint8_t offset);
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void DrawCharacterAt(uint8_t c, uint8_t x, uint8_t y);
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void Draw14DoubleHiresPixelsAt(uint16_t address);
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void Draw14HiresPixelsAt(uint16_t addr);
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void Draw80LoresPixelAt(uint8_t c, uint8_t x, uint8_t y, uint8_t offset);
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void DrawLoresPixelAt(uint8_t c, uint8_t x, uint8_t y);
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void draw2Pixels(uint16_t two4bitColors, uint16_t x, uint8_t y);
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void drawPixel(uint8_t cidx, uint16_t x, uint8_t y);
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const unsigned char *xlateChar(uint8_t c, bool *invert);
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private:
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volatile bool dirty;
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uint16_t *switches; // pointer to the MMU's switches
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};
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#endif
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