//@Static
/// <summary>
/// Render layers.
/// </summary>
/// <param name="resourceCreator"> The resource-creator. </param>
/// <param name="layerages"> The layerage. </param>
/// <returns> The render image. </returns>
public static ICanvasImage Render(ICanvasResourceCreator resourceCreator, IList <Layerage> layerages)
{
ICanvasImage previousImage = null;
for (int i = layerages.Count - 1; i >= 0; i--)
{
Layerage currentLayerage = layerages[i];
ILayer currentLayer = currentLayerage.Self;
if (currentLayer.Visibility == Visibility.Collapsed)
{
continue;
}
if (currentLayer.Opacity == 0)
{
continue;
}
//Layer
ICanvasImage currentImage = currentLayer.GetActualRender(resourceCreator, currentLayerage.Children);
if (currentImage == null)
{
continue;
}
if (previousImage == null)
{
previousImage = currentImage;
continue;
}
//Blend
if (currentLayer.BlendMode is BlendEffectMode blendMode)
{
previousImage = new BlendEffect
{
Background = currentImage,
Foreground = previousImage,
Mode = blendMode
};
continue;
}
//Composite
previousImage = new CompositeEffect
{
Sources =
{
previousImage,
currentImage,
}
};
continue;
}
return(previousImage);
}