fengzi

Picture android.graphics.Picture Picture可以记录Canvas上(通过Picture.beginRecording返回的Canvas)的绘制操作，然后通过picture.draw(Canvas)或者是canvas.drawPicture()把它们绘制到canvas中. 对于大多数绘制内容例如文本,矩形,直线来说,使用picture绘制要...

Canvas Canvas:The Canvas class holds the “draw” calls. To draw something, you need 4 basic components: A Bitmap to hold the pixels, a Canvas to host the draw calls (writing into the bitmap), a dra...

PathPathPath.DirectionPath.FillTypePath.OpPath的函数 The Path class encapsulates compound (multiple contour) geometric paths consisting of straight line segments, quadratic curves, and ...

前几天有朋友跟我提了个需求,关于表格: 先看看效果图: 双击输入文字,展示文字可以缩放操作,按钮在表格的右下角可以修改表格的外边框和内边框的边框线style(虚线和实线之间切换,色值,粗细改变)可以增加行列和删除行列在写代码前,我们先考虑一下怎么写? 1. 先画表格,通过canvas.drawRect()和canvas.drawPath()我们就可以实现表格的绘制 2. ...