_drawPolygon _xf beginPaint beginShape calcPenColor calcPenWidth copy drawArc drawArc3P drawArrayHead drawBeeline drawBeziers drawBeziers drawBSplines drawCircle drawEllipse drawEllipse drawHandle drawHermiteSplines drawLine drawLines drawPath drawPath_ drawPathWithArrayHead drawPie drawPolygon drawQuadSplines drawRayline drawRect drawRoundRect drawTextAt drawTextAt endPaint endShape fromHandle getBkColor getCanvas getClipBox getClipModel getClipWorld GiGraphics GiGraphics GiGraphics isDrawing isGrayMode isPrint isStopping m_impl operator= rawBeginPath rawBeziers rawBezierTo rawClosePath rawEllipse rawEndPath rawImage rawLine rawLines rawLineTo rawMoveTo rawPolygon rawQuadTo rawRect rawText setBkColor setBrush setClipBox setClipWorld setGrayMode setMaxPenWidth setPen setPenWidthFactor setPhaseEnabled stopDrawing toHandle xf ~GiGraphics

drawHandle() bool GiGraphics::drawHandle ( const Point2d &  pnt, int  type, float  angle = 0, bool  modelUnit = true  ) 在给定中心位置显示特殊符号 参数 pnt 符号中心位置 type 符号类型, GiHandleTypes 枚举值 angle 符号绕其中心点的旋转角度，弧度 modelUnit 指定的坐标尺寸是模型坐标(true)还是世界坐标(false) 返回 是否显示成功 函数调用图: 这是这个函数的调用关系图: