These functions allow you to examine and change the current transformation matrix (CTM) in a graphics context.

这些功能允许你检查和更改图形上下文的当前转换矩阵(CTM)。

youdao

These functions allow you to examine and change the current transformation matrix (CTM) in a graphics context.

这些功能允许你检查和更改图形上下文的当前转换矩阵(CTM)。

youdao