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 override void Draw(SKCanvas canvas, RectangleF dirtyRect)
{
if (dirtyRect.IsEmpty)
{
return;
}
if (!_redraw)
{
return;
}
canvas.Clear(TerrainColourLookup.DefaultColour.ToSkia());
using var paint = new SKPaint
{
Style = SKPaintStyle.Fill,
};
foreach (Terrain terrain in _terrainMap)
{
paint.Color = TerrainColourLookup.GetTerrainColour(terrain).ToSkia();
canvas.DrawRect(terrain.Column, terrain.Row, 1, 1, paint);
}
foreach (Track track in _trackLayout.OfType <Track>())
{
canvas.DrawRect(track.Column, track.Row, 1, 1, _paint);
}
(int left, int top) = _pixelMapper.ViewPortPixelsToCoords(0, 0);
(int right, int bottom) = _pixelMapper.ViewPortPixelsToCoords(_pixelMapper.ViewPortWidth, _pixelMapper.ViewPortHeight);
canvas.DrawRect(left, top, right - left, bottom - top, _viewPortPaint);
_redraw = false;
}
public static bool IsWater(this Terrain terrain) => terrain.Height <= TerrainColourLookup.GetWaterLevel();
