canvas - Android绘图实现圆角矩形的内阴影

Question

需要实现类似上图的效果，在不用美工切图的情况下使用canvas画图如何实现

Answer 1

Canvas draws 2 semicircles on both sides according to the coordinates, and draws a rectangle in the middle

Answer 2

You can use canvas.drawRoundRect(); method.

Answer 3

I can only say that cutting the image will save a lot of trouble. Cut the .9.png image. I have not tried the code implementation, so I will mark it first.

Answer 4

pseudo code:

beginPath();
lineTo();
quadraticCurveTo();
lineTo();
quadraticCurveTo();
endPath();