/// <summary>
/// Signs that the device has been attached to the Spectrum virtual machine
/// </summary>
public void OnAttachedToVm(ISpectrumVm hostVm)
{
HostVm = hostVm;
var kempstonInfo = HostVm.GetDeviceInfo <IKempstonDevice>();
_kempstonProvider = (IKempstonProvider)kempstonInfo?.Provider;
}
/// <summary>
/// Signs that the device has been attached to the Spectrum virtual machine
/// </summary>
public void OnAttachedToVm(ISpectrumVm hostVm)
{
HostVm = hostVm;
var screenInfo = hostVm.GetDeviceInfo <IScreenDevice>();
ScreenConfiguration = hostVm.ScreenConfiguration;
_pixelRenderer = (IScreenFrameProvider)screenInfo.Provider ?? new NoopPixelRenderer();
_memoryDevice = hostVm.MemoryDevice;
_contentionType = hostVm.MemoryConfiguration.ContentionType;
InitializeScreenRenderingTactTable();
_flashPhase = false;
FrameCount = 0;
// --- Calculate refresh rate related values
RefreshRate = (decimal)hostVm.BaseClockFrequency / ScreenConfiguration.ScreenRenderingFrameTactCount;
FlashToggleFrames = (int)Math.Round(RefreshRate / 2);
// --- Calculate color conversion table
_flashOffColors = new int[0x200];
_flashOnColors = new int[0x200];
for (var attr = 0; attr < 0x100; attr++)
{
var ink = (attr & 0x07) | ((attr & 0x40) >> 3);
var paper = ((attr & 0x38) >> 3) | ((attr & 0x40) >> 3);
_flashOffColors[attr] = paper;
_flashOffColors[0x100 + attr] = ink;
_flashOnColors[attr] = (attr & 0x80) != 0 ? ink : paper;
_flashOnColors[0x100 + attr] = (attr & 0x80) != 0 ? paper : ink;
}
_screenWidth = hostVm.ScreenDevice.ScreenConfiguration.ScreenWidth;
_pixelBuffer = new byte[_screenWidth * hostVm.ScreenDevice.ScreenConfiguration.ScreenLines];
}
/// <summary>
/// Signs that the device has been attached to the Spectrum virtual machine
/// </summary>
public void OnAttachedToVm(ISpectrumVm hostVm)
{
HostVm = hostVm;
var keyboardInfo = HostVm.GetDeviceInfo <IKeyboardDevice>();
_keyboardProvider = (IKeyboardProvider)keyboardInfo?.Provider;
_keyboardProvider?.SetKeyStatusHandler(SetStatus);
}