beginPath beginShape bezierTo clearCachedBitmap clearRect clipPath clipRect closePath drawBitmap drawEllipse drawHandle drawLine drawPath drawRect drawTextAt drawTextAt endShape lineTo moveTo quadTo restoreClip saveClip setBrush setPen ~GiCanvas

drawHandle() virtual bool GiCanvas::drawHandle ( float  x, float  y, int  type, float  angle  ) pure virtual Draw a symbol (GiHandleTypes) whose center will at (x, y). 在 GiGdipCanvas, GiShapeAdapter, GiCanvasAdapter, GiRecordCanvas , 以及 GiSvgCanvas 内被实现. 这是这个函数的调用关系图: