private void RenderFeature(SKCanvas canvas, IViewport viewport, IStyle style, IFeature feature)
{
if (feature.Geometry is Point)
{
PointRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, _symbolTextureCache);
}
else if (feature.Geometry is MultiPoint)
{
MultiPointRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, _symbolTextureCache);
}
else if (feature.Geometry is LineString)
{
LineStringRenderer.Draw(canvas, viewport, style, feature.Geometry);
}
else if (feature.Geometry is MultiLineString)
{
MultiLineStringRenderer.Draw(canvas, viewport, style, feature.Geometry);
}
else if (feature.Geometry is Polygon)
{
PolygonRenderer.Draw(canvas, viewport, style, feature.Geometry);
}
else if (feature.Geometry is MultiPolygon)
{
MultiPolygonRenderer.Draw(canvas, viewport, style, feature.Geometry);
}
else if (feature.Geometry is IRaster)
{
RasterRenderer.Draw(canvas, viewport, style, feature, _tileTextureCache, _currentIteration);
}
}
private void RenderFeature(SKCanvas canvas, IReadOnlyViewport viewport, IStyle style, IFeature feature, float layerOpacity)
{
if (feature.Geometry is Point)
{
PointRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, _symbolCache, layerOpacity * style.Opacity);
}
else if (feature.Geometry is MultiPoint)
{
MultiPointRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, _symbolCache, layerOpacity * style.Opacity);
}
else if (feature.Geometry is LineString)
{
LineStringRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, layerOpacity * style.Opacity);
}
else if (feature.Geometry is MultiLineString)
{
MultiLineStringRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, layerOpacity * style.Opacity);
}
else if (feature.Geometry is Polygon)
{
PolygonRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, layerOpacity * style.Opacity, _symbolCache);
}
else if (feature.Geometry is MultiPolygon)
{
MultiPolygonRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, layerOpacity * style.Opacity, _symbolCache);
}
else if (feature.Geometry is IRaster)
{
RasterRenderer.Draw(canvas, viewport, style, feature, layerOpacity * style.Opacity, _tileCache, _currentIteration);
}
}
private void RenderFeature(SKCanvas canvas, IReadOnlyViewport viewport, ILayer layer, IStyle style, IFeature feature, float layerOpacity)
{
// Check, if we have a special renderer for this style
if (StyleRenderers.ContainsKey(style.GetType()))
{
// Save canvas
canvas.Save();
// We have a special renderer, so try, if it could draw this
var result = ((ISkiaStyleRenderer)StyleRenderers[style.GetType()]).Draw(canvas, viewport, layer, feature, style, _symbolCache);
// Restore old canvas
canvas.Restore();
// Was it drawn?
if (result)
{
// Yes, special style renderer drawn correct
return;
}
}
// No special style renderer handled this up to now, than try standard renderers
if (feature.Geometry is Point)
{
PointRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, _symbolCache, layerOpacity * style.Opacity);
}
else if (feature.Geometry is MultiPoint)
{
MultiPointRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, _symbolCache, layerOpacity * style.Opacity);
}
else if (feature.Geometry is LineString)
{
LineStringRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, layerOpacity * style.Opacity);
}
else if (feature.Geometry is MultiLineString)
{
MultiLineStringRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, layerOpacity * style.Opacity);
}
else if (feature.Geometry is Polygon)
{
PolygonRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, layerOpacity * style.Opacity, _symbolCache);
}
else if (feature.Geometry is MultiPolygon)
{
MultiPolygonRenderer.Draw(canvas, viewport, style, feature, feature.Geometry, layerOpacity * style.Opacity, _symbolCache);
}
else if (feature.Geometry is IRaster)
{
RasterRenderer.Draw(canvas, viewport, style, feature, layerOpacity * style.Opacity, _tileCache, _currentIteration);
}
}
private static void Draw(SKCanvas canvas, IReadOnlyViewport viewport, IStyle style, float layerOpacity,
IFeature feature, Geometry?geometry, SymbolCache symbolCache)
{
if (geometry is Point point)
{
PointRenderer.Draw(canvas, viewport, style, feature, point.X, point.Y, symbolCache,
layerOpacity * style.Opacity);
}
else if (geometry is MultiPoint multiPoint)
{
MultiPointRenderer.Draw(canvas, viewport, style, feature, multiPoint,
symbolCache, layerOpacity * style.Opacity);
}
else if (geometry is LineString lineString)
{
LineStringRenderer.Draw(canvas, viewport, style, feature, lineString,
layerOpacity * style.Opacity);
}
else if (geometry is MultiLineString multiLineString)
{
MultiLineStringRenderer.Draw(canvas, viewport, style, feature, multiLineString,
layerOpacity * style.Opacity);
}
else if (geometry is Polygon polygon)
{
PolygonRenderer.Draw(canvas, viewport, style, feature, polygon,
layerOpacity * style.Opacity, symbolCache);
}
else if (geometry is MultiPolygon multiPolygon)
{
MultiPolygonRenderer.Draw(canvas, viewport, style, feature, multiPolygon,
layerOpacity * style.Opacity, symbolCache);
}
else if (geometry is GeometryCollection collection)
{
for (var i = 0; i < collection.NumGeometries; i++)
{
Draw(canvas, viewport, style, layerOpacity, feature, collection.GetGeometryN(i), symbolCache);
}
}
else
{
Logger.Log(LogLevel.Warning,
$"Failed to find renderer for geometry feature of type {geometry?.GetType()}");
}
}
