clearSnap drawPerpMark drawSnap getSnapOptions getSnappedHandle getSnappedPoint getSnappedPoint getSnappedType setIgnoreStartPoint setSnapOptions snapPoint snapPoint ~MgSnap

getSnappedType() virtual int MgSnap::getSnappedType ( ) const pure virtual 返回捕捉到的特征点类型, >=kMgSnapGrid 在 MgCmdManagerImpl 内被实现. 这是这个函数的调用关系图: