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https://github.com/SourMesen/Mesen2.git
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81 lines
No EOL
1.9 KiB
C++
81 lines
No EOL
1.9 KiB
C++
#pragma once
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#include "pch.h"
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#include "Shared/BaseControlDevice.h"
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#include "Shared/Emulator.h"
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#include "Shared/KeyManager.h"
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#include "Utilities/Serializer.h"
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class OekaKidsTablet : public BaseControlDevice
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{
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private:
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bool _shift = false;
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uint32_t _stateBuffer = 0;
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protected:
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enum Buttons { Click, Touch };
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bool HasCoordinates() override { return true; }
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string GetKeyNames() override
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{
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return "CT";
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}
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void InternalSetStateFromInput() override
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{
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MousePosition pos = KeyManager::GetMousePosition();
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for(KeyMapping& keyMapping : _keyMappings) {
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SetPressedState(Buttons::Click, KeyManager::IsKeyPressed(keyMapping.CustomKeys[0]));
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SetPressedState(Buttons::Touch, KeyManager::IsKeyPressed(keyMapping.CustomKeys[0]));
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}
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SetPressedState(Buttons::Touch, pos.Y >= 48);
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SetCoordinates(pos);
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}
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void Serialize(Serializer& s) override
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{
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BaseControlDevice::Serialize(s);
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SV(_shift); SV(_stateBuffer);
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}
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public:
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OekaKidsTablet(Emulator* emu, KeyMappingSet keyMappings) : BaseControlDevice(emu, ControllerType::OekaKidsTablet, BaseControlDevice::ExpDevicePort, keyMappings)
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{
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}
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uint8_t ReadRam(uint16_t addr) override
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{
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if(addr == 0x4017) {
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if(_strobe) {
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if(_shift) {
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return (_stateBuffer & 0x40000) ? 0x00 : 0x08;
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} else {
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return 0x04;
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}
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} else {
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return 0x00;
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}
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}
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return 0;
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}
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void WriteRam(uint16_t addr, uint8_t value) override
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{
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_strobe = (value & 0x01) == 0x01;
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bool shift = ((value >> 1) & 0x01) == 0x01;
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if(_strobe) {
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if(!_shift && shift) {
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_stateBuffer <<= 1;
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}
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_shift = shift;
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} else {
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MousePosition pos = GetCoordinates();
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uint8_t xPosition = (uint8_t)((double)std::max(0, pos.X + 8) / 256.0 * 240);
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uint8_t yPosition = (uint8_t)((double)std::max(0, pos.Y - 14) / 240.0 * 256);
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_stateBuffer = (xPosition << 10) | (yPosition << 2) | (IsPressed(OekaKidsTablet::Buttons::Touch) ? 0x02 : 0x00) | (IsPressed(OekaKidsTablet::Buttons::Click) ? 0x01 : 0x00);
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}
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}
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}; |