_click _initialize addShape backStep cancel click draw dynshape gatherShapes getLastSnappedOriginPoint getLastSnappedPoint getMaxStep getShape getShapeType getSnappedType getStep ignoreStartPoint initialize isDrawingCommand isStepPointAccepted longPress m_flags m_lastSnapped m_shape m_step MgCommandDraw mouseHover setStep setStepPoint snapOptionsForStep snapPoint snapPoint snapPoint snapPointWidhOptions touchBegan touchBeganStep touchEnded touchEndedStep touchMoved touchMovedStep ~MgCommandDraw

initialize() virtual bool MgCommandDraw::initialize ( const MgMotion *  sender, MgStorage *  s  ) virtual 开始命令 实现了 MgCommand. 被 MgCmdCompass, MgCmdDrawDot, MgCmdSector, MgCmdDrawBeeLine, MgCmdDrawCircle3P, MgCmdDrawRayLine, MgCmdDrawLines, MgCmdDrawPolygon, MgCmdArc3P, MgCmdDrawSplines, MgCmdDrawLine, MgCmdDrawFreeLines, MgCmdDrawRect, MgCmdDrawCircle, MgCmdDrawDiamond, MgCmdDrawEllipse, MgCmdDrawGrid, MgCmdDrawSquare, MgCmdParallel , 以及 MgCmdDrawTriangle 重载. 函数调用图: