- 所有已知子接口:
- AggregationOverlay, AoiLayer, Arc, ArcLineOverlay, BitmapScatterPlotOverlay, Circle, CustomLayer, DotScatterPlotOverlay, GLModelOverlay, GradientVectorOverlay, HoneyCombVectorOverlay, Marker, Polygon, Polyline, ScatterPlotOverlay, SquareVectorOverlay, TileOverlay, TrailOverlay, VectorOverlay, VisualLayer
public interface IOverlay