public DebugWindow(DebugWindowViewModel viewModel)
{
Title = "Debugger";
DataContext = viewModel;
var layout = new DynamicLayout
{
DefaultSpacing = new Size(20, 10),
Padding = new Padding(20, 10)
};
layout.BeginVertical();
layout.BeginHorizontal();
var disassemblerTextBox = new AutoLoadingRichTextArea
{
Font = new Font("monospace", 10),
Width = 300,
ReadOnly = true
};
disassemblerTextBox.TextBinding.BindDataContext <DebugWindowViewModel>(m => m.DisassembedProgramText);
disassemblerTextBox.BindDataContext(t => t.BackgroundColor,
Binding.Property <bool>(nameof(DebugWindowViewModel.EmulationIsRunning))
.Convert(m => m ? Colors.DarkGray : Colors.White));
layout.Add(disassemblerTextBox);
layout.BeginVertical();
layout.BeginHorizontal();
layout.BeginVertical();
var runHaltButton = new Button();
runHaltButton.TextBinding.BindDataContext(
Binding.Property <bool>(nameof(DebugWindowViewModel.EmulationIsRunning))
.Convert(b => b ? "Halt" : "Run"));
runHaltButton.Command = new Command((s, a) =>
{
if (viewModel.EmulationIsRunning)
{
viewModel.HaltEmulation();
}
else
{
viewModel.StartEmulation();
}
});
layout.Add(runHaltButton);
var stepButton = new Button
{
Text = "Step",
Command = new Command((s, a) => viewModel.Step())
};
stepButton.Bind(b => b.Enabled, viewModel,
Binding.Property((DebugWindowViewModel m) => m.EmulationIsRunning).Convert(v => !v));
layout.Add(stepButton);
layout.Add(null);
_registerFieldControl = new RegisterFieldControl(viewModel.State.Registers);
layout.Add(_registerFieldControl);
viewModel.PropertyChanged += (s, e) =>
{
if (e.PropertyName == "State")
{
_registerFieldControl.UpdateBindings(BindingUpdateMode.Destination);
}
};
layout.EndVertical();
layout.EndBeginHorizontal();
layout.EndBeginVertical();
var tilesetView = new ImageView();
tilesetView.BindDataContext(v => v.Image, (DebugWindowViewModel vm) => vm.Tileset, DualBindingMode.OneWay);
layout.AddColumn(tilesetView, new Label {
Text = "Tileset"
});
layout.EndBeginVertical();
var tilemap0View = new ImageView();
tilemap0View.BindDataContext(v => v.Image, (DebugWindowViewModel vm) => vm.Tilemap0, DualBindingMode.OneWay);
layout.AddColumn(tilemap0View, new Label {
Text = "Tilemap #0"
});
layout.EndBeginVertical();
var tilemap1View = new ImageView();
tilemap1View.BindDataContext(v => v.Image, (DebugWindowViewModel vm) => vm.Tilemap1, DualBindingMode.OneWay);
layout.AddColumn(tilemap1View, new Label {
Text = "Tilemap #1"
});
layout.EndVertical();
layout.EndHorizontal();
layout.EndVertical();
Content = layout;
viewModel.Refresh();
}
public EmulationWindow(LaunchDialogResult launchOptions)
{
var emulator = new EmulationEngine(launchOptions.BootromFile, launchOptions.RomFile)
{
Running = true
};
Task.Run(() => emulator.Run());
// Debug window
var debugViewModel = new DebugWindowViewModel(emulator.State, emulator);
var debugWindow = new DebugWindow(debugViewModel);
debugWindow.Show();
// Very basic key input handling
KeyDown += (s, e) =>
{
switch (e.Key)
{
case Keys.Up: emulator.Buttons.Up = true; break;
case Keys.Down: emulator.Buttons.Down = true; break;
case Keys.Left: emulator.Buttons.Left = true; break;
case Keys.Right: emulator.Buttons.Right = true; break;
case Keys.X: emulator.Buttons.A = true; break;
case Keys.C: emulator.Buttons.B = true; break;
case Keys.V: emulator.Buttons.Start = true; break;
case Keys.B: emulator.Buttons.Select = true; break;
}
};
KeyUp += (s, e) =>
{
switch (e.Key)
{
case Keys.Up: emulator.Buttons.Up = false; break;
case Keys.Down: emulator.Buttons.Down = false; break;
case Keys.Left: emulator.Buttons.Left = false; break;
case Keys.Right: emulator.Buttons.Right = false; break;
case Keys.X: emulator.Buttons.A = false; break;
case Keys.C: emulator.Buttons.B = false; break;
case Keys.V: emulator.Buttons.Start = false; break;
case Keys.B: emulator.Buttons.Select = false; break;
}
};
var frameCount = 0;
Task.Run(async() =>
{
long last = emulator.ElapsedCycles;
while (true)
{
await Task.Delay(1000);
var elapsed = emulator.ElapsedCycles - last;
if (emulator.Running)
{
var newTitle = $"Debugger ({(float)elapsed / 1000000} MHz, {frameCount} fps)";
Application.Instance.AsyncInvoke(() =>
{
debugWindow.Title = newTitle;
});
}
last = emulator.ElapsedCycles;
frameCount = 0;
}
});
var imageView = new ImageView();
emulator.FrameSource.NewFrame += (sender, args) =>
{
frameCount++;
Application.Instance.AsyncInvoke(() =>
{
imageView.Image = args.Frame.ToEtoBitmap();
debugViewModel.Refresh();
});
};
Content = new Panel
{
Content = imageView,
Size = new Size(160, 144)
};
Resizable = false;
}
