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99 lines
3.1 KiB
C++
99 lines
3.1 KiB
C++
//
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// Vic20.hpp
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// Clock Signal
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//
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// Created by Thomas Harte on 04/06/2016.
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// Copyright © 2016 Thomas Harte. All rights reserved.
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//
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#ifndef Vic20_hpp
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#define Vic20_hpp
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#include "../../ConfigurationTarget.hpp"
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#include "../../CRTMachine.hpp"
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#include "../../Typer.hpp"
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#include <cstdint>
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namespace Commodore {
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namespace Vic20 {
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enum ROMSlot {
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Kernel,
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BASIC,
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Characters,
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Drive
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};
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enum MemorySize {
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Default,
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ThreeKB,
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ThirtyTwoKB
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};
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enum Region {
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NTSC,
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PAL
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};
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enum Key: uint16_t {
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#define key(line, mask) (((mask) << 3) | (line))
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Key2 = key(7, 0x01), Key4 = key(7, 0x02), Key6 = key(7, 0x04), Key8 = key(7, 0x08),
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Key0 = key(7, 0x10), KeyDash = key(7, 0x20), KeyHome = key(7, 0x40), KeyF7 = key(7, 0x80),
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KeyQ = key(6, 0x01), KeyE = key(6, 0x02), KeyT = key(6, 0x04), KeyU = key(6, 0x08),
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KeyO = key(6, 0x10), KeyAt = key(6, 0x20), KeyUp = key(6, 0x40), KeyF5 = key(6, 0x80),
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KeyCBM = key(5, 0x01), KeyS = key(5, 0x02), KeyF = key(5, 0x04), KeyH = key(5, 0x08),
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KeyK = key(5, 0x10), KeyColon = key(5, 0x20), KeyEquals = key(5, 0x40), KeyF3 = key(5, 0x80),
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KeySpace = key(4, 0x01), KeyZ = key(4, 0x02), KeyC = key(4, 0x04), KeyB = key(4, 0x08),
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KeyM = key(4, 0x10), KeyFullStop = key(4, 0x20), KeyRShift = key(4, 0x40), KeyF1 = key(4, 0x80),
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KeyRunStop = key(3, 0x01), KeyLShift = key(3, 0x02), KeyX = key(3, 0x04), KeyV = key(3, 0x08),
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KeyN = key(3, 0x10), KeyComma = key(3, 0x20), KeySlash = key(3, 0x40), KeyDown = key(3, 0x80),
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KeyControl = key(2, 0x01), KeyA = key(2, 0x02), KeyD = key(2, 0x04), KeyG = key(2, 0x08),
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KeyJ = key(2, 0x10), KeyL = key(2, 0x20), KeySemicolon = key(2, 0x40), KeyRight = key(2, 0x80),
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KeyLeft = key(1, 0x01), KeyW = key(1, 0x02), KeyR = key(1, 0x04), KeyY = key(1, 0x08),
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KeyI = key(1, 0x10), KeyP = key(1, 0x20), KeyAsterisk = key(1, 0x40), KeyReturn = key(1, 0x80),
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Key1 = key(0, 0x01), Key3 = key(0, 0x02), Key5 = key(0, 0x04), Key7 = key(0, 0x08),
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Key9 = key(0, 0x10), KeyPlus = key(0, 0x20), KeyGBP = key(0, 0x40), KeyDelete = key(0, 0x80),
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#undef key
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};
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enum JoystickInput {
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Up = 0x04,
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Down = 0x08,
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Left = 0x10,
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Right = 0x80,
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Fire = 0x20
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};
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class Machine:
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public CRTMachine::Machine,
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public ConfigurationTarget::Machine,
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public KeyboardMachine::Machine {
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public:
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virtual ~Machine();
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/// Creates and returns a Vic-20.
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static Machine *Vic20();
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/// Sets the contents of the rom in @c slot to the buffer @c data of length @c length.
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virtual void set_rom(ROMSlot slot, size_t length, const uint8_t *data) = 0;
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// TODO: take a std::vector<uint8_t> to collapse length and data.
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/// Sets the state of joystick input @c input.
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virtual void set_joystick_state(JoystickInput input, bool isPressed) = 0;
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/// Sets the memory size of this Vic-20.
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virtual void set_memory_size(MemorySize size) = 0;
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/// Sets the region of this Vic-20.
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virtual void set_region(Region region) = 0;
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/// Enables or disables turbo-speed tape loading.
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virtual void set_use_fast_tape_hack(bool activate) = 0;
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};
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}
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}
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#endif /* Vic20_hpp */
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