public override void Draw(SKCanvas canvas, RectangleF dirtyRect)
{
if (dirtyRect.IsEmpty)
{
return;
}
if (!_redraw)
{
return;
}
const int maxGridSize = PixelMapper.MaxGridSize;
using var bitmap = new SKBitmap(maxGridSize, maxGridSize);
using var tempCanvas = new SKCanvas(bitmap);
tempCanvas.Clear(SKColor.Parse(Colors.VeryLightGray.HexCode));
using var canvasWrapper = new SKCanvasWrapper(tempCanvas);
foreach (Track track in _trackLayout)
{
(int x, int y) = _pixelMapper.CoordsToWorldPixels(track.Column, track.Row);
tempCanvas.DrawRect(new SKRect(x, y, _trackParameters.CellSize + x, _trackParameters.CellSize + y), _paint);
}
tempCanvas.DrawRect(new SKRect(_pixelMapper.ViewPortX * -1, _pixelMapper.ViewPortY * -1, Math.Abs(_pixelMapper.ViewPortX) + _pixelMapper.ViewPortWidth, Math.Abs(_pixelMapper.ViewPortY) + _pixelMapper.ViewPortHeight), _viewPortPaint);
canvas.DrawBitmap(bitmap, new SKRect(0, 0, maxGridSize, maxGridSize), new SKRect(0, 0, 100, 100));
_redraw = false;
}
public override void Draw(SKCanvas canvas, RectangleF dirtyRect)
{
if (dirtyRect.IsEmpty)
{
return;
}
if (!_redraw)
{
return;
}
const int maxGridSize = PixelMapper.MaxGridSize;
using var bitmap = new SKBitmap(maxGridSize, maxGridSize, SKImageInfo.PlatformColorType, SKAlphaType.Premul);
using var tempCanvas = new SKCanvas(bitmap);
tempCanvas.Clear(TerrainColourLookup.DefaultColour.ToSkia());
using var canvasWrapper = new SKCanvasWrapper(tempCanvas);
using var paint = new SKPaint
{
Style = SKPaintStyle.Fill,
};
foreach (Terrain terrain in _terrainMap)
{
paint.Color = TerrainColourLookup.GetTerrainColour(terrain).ToSkia();
(int x, int y) = _pixelMapper.CoordsToWorldPixels(terrain.Column, terrain.Row);
tempCanvas.DrawRect(new SKRect(x, y, _gameParameters.CellSize + x, _gameParameters.CellSize + y), paint);
}
foreach (Track track in _trackLayout.OfType <Track>())
{
(int x, int y) = _pixelMapper.CoordsToWorldPixels(track.Column, track.Row);
tempCanvas.DrawRect(new SKRect(x, y, _gameParameters.CellSize + x, _gameParameters.CellSize + y), _paint);
}
tempCanvas.DrawRect(new SKRect(_pixelMapper.ViewPortX * -1, _pixelMapper.ViewPortY * -1, Math.Abs(_pixelMapper.ViewPortX) + _pixelMapper.ViewPortWidth, Math.Abs(_pixelMapper.ViewPortY) + _pixelMapper.ViewPortHeight), _viewPortPaint);
canvas.DrawBitmap(bitmap, new SKRect(0, 0, maxGridSize, maxGridSize), new SKRect(0, 0, 100, 100));
_redraw = false;
}
public void Execute()
{
var pixelMapper = _pixelMapper.Snapshot();
(int width, int height) = (pixelMapper.ViewPortWidth, pixelMapper.ViewPortHeight);
using var bitmap = new SKBitmap(width, height, SKImageInfo.PlatformColorType, SKAlphaType.Premul);
using var skCanvas = new SKCanvas(bitmap);
using (ICanvas canvas = new SKCanvasWrapper(skCanvas))
{
foreach (var renderer in _renderers)
{
if (!renderer.Enabled)
{
continue;
}
using var _ = canvas.Scope();
renderer.Render(canvas, width, height, pixelMapper);
}
}
Clipboard.SetImage(bitmap.ToWriteableBitmap());
}
public MainPage(IGame game,
IEnumerable <ITool> tools,
IEnumerable <ILayerRenderer> layers,
IEnumerable <ICommand> commands,
ITrainController trainControls,
ILayout trackLayout,
IGameStorage gameStorage,
ITerrainMap terrainMap,
MiniMapDelegate miniMapDelegate,
TrainsDelegate trainsDelegate)
{
this.Title("Trains - " + ThisAssembly.AssemblyInformationalVersion);
_game = game;
_controlDelegate = trainsDelegate;
_miniMapDelegate = miniMapDelegate;
this.Body = () =>
{
return(new HStack()
{
new VStack()
{
_configurationShown?null:
new Button(trainControls.BuildMode ? "Building" : "Playing", () => SwitchGameMode()),
new Spacer(),
_configurationShown ?
CreateConfigurationControls(layers) :
CreateToolsControls(tools, _controlDelegate, trainControls.BuildMode.Value),
new Spacer(),
_configurationShown || !trainControls.BuildMode ? null :
CreateCommandControls(commands),
new Spacer(),
new HStack()
{
new Button(" - ", () => _game.Zoom(-1))
.Frame(40),
new Spacer(),
new Button(" + ", () => _game.Zoom(1))
.Frame(40),
},
new Spacer(),
new Button("Snapshot", () => Snapshot()),
new Button("Configuration", () => _configurationShown.Value = !_configurationShown.Value),
new DrawableControl(_miniMapDelegate).Frame(height: 100)
}.Frame(100, alignment: Alignment.Top),
new VStack()
{
new TrainControllerPanel(trainControls),
new DrawableControl(_controlDelegate)
}
}.FillHorizontal());
};
_trackLayout = trackLayout;
_gameStorage = gameStorage;
_ = PresentLoop();
void SwitchGameMode()
{
trainControls.ToggleBuildMode();
if (_controlDelegate == null)
{
return;
}
_controlDelegate.CurrentTool.Value = tools.FirstOrDefault(t => ShouldShowTool(trainControls.BuildMode, t));
}
void Snapshot()
{
(int width, int height) = _game.GetSize();
using var bitmap = new SKBitmap(width, height, SKImageInfo.PlatformColorType, SKAlphaType.Premul);
using var skCanvas = new SKCanvas(bitmap);
using (ICanvas canvas = new SKCanvasWrapper(skCanvas))
{
canvas.Save();
_game.Render(canvas);
canvas.Restore();
}
Clipboard.SetImage(bitmap.ToWriteableBitmap());
}
_terrainMap = terrainMap;
}
private void SKControl_PaintSurface(object sender, SkiaSharp.Views.Desktop.SKPaintSurfaceEventArgs e)
{
using var canvas = new SKCanvasWrapper(e.Surface.Canvas);
_game.Render(canvas);
}