摘要：
看MSDN时,关键看这句话System.Drawing Namespace命名空间这句话,从这句话开始入手就行了.TheGraphicsclass provides methods for drawing to the display device.Classes such asRectangleandPointencapsulate GDI+ primitives.ThePenclass is used to draw lines and curves, while classes derived from the abstract classBrushare used to fill th 阅读全文
