Android开发Matrix操作图片

上传者: smbroe | 上传时间: 2021-07-20 17:37:22 | 文件大小: 2.73MB | 文件类型: RAR
Android中Matrix的简单用法,Matrix其实就是一个3*3的矩阵,利用这个矩阵对图像操作。在Android中,为我们提供一些封装好的方法可以进行一些简单的图像操作,总共分为rotate(旋转),scale(缩放),translate(平移)和skew(倾斜)四种,每一种变换都提供了set, post和pre三种操作方式,除了translate,其他三种操作都可以指定中心点。

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评论信息

  • zs1028 :
    不错,思路明确,容易看懂
    2015-04-11

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