calculateBorders clone DxfEntity getArrowSize getAttribute getBulge getDimensionLineColor getDimensionLineGap getDimensionLineWidth getEndPoint getEntityId getEntityLayoutId getEntityUuid getExtensionLineColor getExtensionLineExtension getExtensionLineOffset getExtensionLineWidth getFixedLength getFixedLengthOn getGeneralFactor getGeneralScale getInsideHorizontalText getMaxVector getMiddlePoint getMinVector getSize getStartPoint getTextColor getTextHeight getTextStyle getTickSize getType m_Attribute m_EntityId m_EntityParentId m_EntityUuid m_Header m_MaxV m_MinV m_Type m_Version move resetBorders rotate setAttribute setAttribute setEntityLayoutId setHeaderInfo setLayer setLayer setVersion writeDxf ~DxfEntity

getStartPoint() virtual DxfVector getStartPoint ( ) const virtual 第一个点坐标 被 DxfLine, DxfArc, DxfEllipse , 以及 DxfPolyline 重载.