addImageShape addImageShape cancel displayMmToModel displayMmToModel doContextAction dynamicChangeEnded findCommand getActionDispatcher getBoundingBox getCmdSubject getCommand getCommandName getCommandName getNewShapeID getSelection getSelection getSelectionForChange getSnap registerCommand release setCommand setNewShapeID switchCommand unloadCommands ~MgCmdManager

getSnap() virtual MgSnap* MgCmdManager::getSnap ( ) pure virtual 返回图形特征点捕捉器 在 MgCmdManagerImpl 内被实现. 这是这个函数的调用关系图: