cloneShape context copy draw drawShape equals fromHandle getHandleCount getHandlePoint getHandleType getID getParent getPoint getPointCount getTag hasFillColor isKindOf load Null save setContext setContext setParent setTag shape shapec toHandle Type ~MgShape

shape() virtual MgBaseShape* MgShape::shape ( ) pure virtual 返回几何图形对象 在 MgShapeT< ShapeT, ContextT > , 以及 MgShapeExt 内被实现.