![](dotnetdiagramimages/C1_WPF_Maps_4_6_2_C1_WPF_Maps_QuadTreeTileSource.png)
'Declaration
Public MustInherit Class QuadTreeTileSource Inherits C1MultiScaleTileSource
public abstract class QuadTreeTileSource : C1MultiScaleTileSource
System.Object
C1.WPF.Maps.MultiScaleTileSource
C1.WPF.Maps.C1MultiScaleTileSource
C1.WPF.Maps.QuadTreeTileSource
C1.WPF.Maps.VirtualEarthSource