private void HandleSavestates()
{
InputHandler.HandleKeypress(saveStateKey, () =>
{
if (isRunning && !helpMenuVisible && !fileDialogVisible)
{
SavestateManager.Savestate(SavestateManager.selectedSlot, cpu.GetState());
ShowMessage($"Saved state to slot {SavestateManager.selectedSlot}", 2.5f);
}
});
InputHandler.HandleKeypress(loadStateKey, () =>
{
if (isRunning && !helpMenuVisible && !fileDialogVisible)
{
try
{
SavestateManager.LoadSavestate(SavestateManager.selectedSlot);
cpu.ApplyState(SavestateManager.GetSelectedState());
ShowMessage($"Loaded state from slot {SavestateManager.selectedSlot}", 2.5f);
}
catch (SlotIsEmptyException)
{
ShowMessage($"Slot {SavestateManager.selectedSlot} is empty", 2.5f);
}
}
});
}
protected override void Initialize()
{
MyraEnvironment.Game = this;
LoadConfig();
messages = new List <Message>();
_graphics.PreferredBackBufferWidth = 640;
_graphics.PreferredBackBufferHeight = 320;
_graphics.ApplyChanges();
isPaused = false;
isRunning = false;
InputHandler.SetBindings(new Dictionary <int, Keys>
{
{ 0, Keys.X },
{ 1, Keys.D1 },
{ 2, Keys.D2 },
{ 3, Keys.D3 },
{ 4, Keys.Q },
{ 5, Keys.W },
{ 6, Keys.E },
{ 7, Keys.A },
{ 8, Keys.S },
{ 9, Keys.D },
{ 10, Keys.Z },
{ 11, Keys.C },
{ 12, Keys.D4 },
{ 13, Keys.R },
{ 14, Keys.F },
{ 15, Keys.V }
});
pixel = new Texture2D(_graphics.GraphicsDevice, 10, 10);
Color[] data = new Color[10 * 10];
for (int i = 0; i < data.Length; i++)
{
data[i] = Color.White;
}
pixel.SetData(data);
TargetElapsedTime = TimeSpan.FromSeconds(1f / cyclesPerSecond);
IsFixedTimeStep = true;
cpu = new CPU();
cpu.hiResMode = true;
cpu.Reset();
apu = new APU();
apu.Initialize();
SavestateManager.Initialize(savestateSlots);
RewindManager.Initialize(rewindBufferSize);
ShowMessage("Welcome to Crispy! Press F3 to load a game, or press F1 for help.", 9999);
base.Initialize();
}
private void HandleFunctionKeys()
{
InputHandler.HandleKeypress(loadRomKey, () =>
{
if (!fileDialogVisible && !helpMenuVisible)
{
fileDialog = new FileDialog(FileDialogMode.OpenFile)
{
Filter = "*.ch8"
};
fileDialog.Closed += (s, a) =>
{
isPaused = false;
fileDialogVisible = false;
if (!fileDialog.Result)
{
return;
}
currentRomPath = fileDialog.FilePath;
cpu.Reset();
currentRom = File.ReadAllBytes(currentRomPath);
currentRomName = Path.GetFileNameWithoutExtension(currentRomPath);
SavestateManager.romName = currentRomName;
cpu.LoadProgram(currentRom);
RewindManager.Initialize(rewindBufferSize);
isRunning = true;
RemoveAllMessages();
};
isPaused = true;
fileDialog.ShowModal();
fileDialogVisible = true;
}
else if (fileDialogVisible)
{
fileDialog.Close();
fileDialogVisible = false;
}
});
InputHandler.HandleKeypress(resetKey, () =>
{
if (isRunning && !helpMenuVisible && !fileDialogVisible)
{
cpu.Reset();
cpu.LoadProgram(currentRom);
ShowMessage("Reset", 2.5f);
}
});
InputHandler.HandleKeypress(nextSaveStateSlotKey, () =>
{
if (isRunning && !helpMenuVisible && !fileDialogVisible)
{
SavestateManager.SelectNextSlot();
ShowMessage($"Selected slot {SavestateManager.selectedSlot} {(SavestateManager.IsSelectedSlotEmpty() ? "(empty)" : "")}", 2.5f);
}
});
InputHandler.HandleKeypress(previousSaveStateSlotKey, () =>
{
if (isRunning && !helpMenuVisible && !fileDialogVisible)
{
SavestateManager.SelectPreviousSlot();
ShowMessage($"Selected slot {SavestateManager.selectedSlot} {(SavestateManager.IsSelectedSlotEmpty() ? "(empty)" : "")}", 2.5f);
}
});
InputHandler.HandleKeypress(helpKey, () =>
{
if (!helpMenuVisible && !fileDialogVisible)
{
helpMenu = new Window
{
Title = "Welcome to Crispy!"
};
Label text = new Label
{
Text = readme,
VerticalAlignment = VerticalAlignment.Stretch,
Wrap = true
};
ScrollViewer scrollViewer = new ScrollViewer
{
Content = text
};
helpMenu.Content = scrollViewer;
helpMenu.Closed += (s, a) =>
{
helpMenuVisible = false;
};
helpMenu.ShowModal();
helpMenuVisible = true;
}
else if (helpMenuVisible)
{
helpMenu.Close();
helpMenuVisible = false;
}
});
InputHandler.HandleKeypress(screenshotKey, () =>
{
if (!helpMenuVisible && !fileDialogVisible)
{
string screenshotPath = $"Screenshots/{DateTime.Now.ToString().Replace("/", "-").Replace(":", "-")}.jpg";
if (!File.Exists(screenshotPath))
{
try
{
File.Create(screenshotPath).Dispose();
}
catch (DirectoryNotFoundException)
{
Directory.CreateDirectory(Path.GetDirectoryName(screenshotPath));
}
}
using (Texture2D screenshot = TakeScreenshot())
SaveScreenshot(screenshot, File.OpenWrite(screenshotPath));
ShowMessage($"Saved screenshot as {Path.GetFileName(screenshotPath)}", 2.5f);
}
});
}