|
public static LoadTexture ( |
||
| bitmapStream | ||
| Результат | ||
public static void Draw(SKCanvas canvas, IViewport viewport, IStyle style, IFeature feature,
IDictionary <object, SKBitmapInfo> skBitmapCache, long currentIteration)
{
try
{
var raster = (IRaster)feature.Geometry;
SKBitmapInfo textureInfo;
if (!skBitmapCache.Keys.Contains(raster))
{
textureInfo = BitmapHelper.LoadTexture(raster.Data);
skBitmapCache[raster] = textureInfo;
}
else
{
textureInfo = skBitmapCache[raster];
}
textureInfo.IterationUsed = currentIteration;
skBitmapCache[raster] = textureInfo;
var destination = WorldToScreen(viewport, feature.Geometry.GetBoundingBox());
BitmapHelper.RenderRaster(canvas, textureInfo.Bitmap, RoundToPixel(destination).ToSkia());
}
catch (Exception ex)
{
Logger.Log(LogLevel.Error, ex.Message, ex);
}
}
private static void DrawPointWithBitmapStyle(SKCanvas canvas, SymbolStyle symbolStyle, Point destination,
IDictionary <int, SKBitmapInfo> symbolBitmapCache)
{
var stream = BitmapRegistry.Instance.Get(symbolStyle.BitmapId);
stream.Position = 0;
SKBitmapInfo textureInfo;
if (!symbolBitmapCache.Keys.Contains(symbolStyle.BitmapId))
{
textureInfo = BitmapHelper.LoadTexture(BitmapRegistry.Instance.Get(symbolStyle.BitmapId));
symbolBitmapCache[symbolStyle.BitmapId] = textureInfo;
}
else
{
textureInfo = symbolBitmapCache[symbolStyle.BitmapId];
}
BitmapHelper.RenderTexture(canvas, textureInfo.Bitmap,
(float)destination.X, (float)destination.Y,
(float)symbolStyle.SymbolRotation,
(float)symbolStyle.SymbolOffset.X, (float)symbolStyle.SymbolOffset.Y,
opacity: (float)symbolStyle.Opacity, scale: (float)symbolStyle.SymbolScale);
}