'宣言 Public Class VirtualEarthRoadSource Inherits VirtualEarthSource Implements C1.FlexMap.INotifier, C1.FlexMap.INotify, C1.FlexMap.ITileSource
public class VirtualEarthRoadSource : VirtualEarthSource, C1.FlexMap.INotifier, C1.FlexMap.INotify, C1.FlexMap.ITileSource