The drawing operations found in cairo can be transformed by any affine transformation. These transformations give you the tools to shear, scale, or rotate your drawings or parts of drawings.
可以对 cairo 绘图操作执行任何转换，包括对图形或部分图形进行剪切、缩放或旋转。
2
Large-scaletransformation and then customize: This is a variation of option b.
大规模转换然后客户化定制：这是选项b的一种变化形式。
3
If done on a large scale, this is a form of two-phase transformation without having separate processor runs for phase 1 and phase 2.