cairoMatrixInitRotate {RGtk2} | R Documentation

## cairoMatrixInitRotate

### Description

Initialized `matrix` to a transformation that rotates by `radians`.

### Usage

    cairoMatrixInitRotate(radians)

### Arguments

``radians`` | [numeric] angle of rotation, in radians. The direction of rotation is defined such that positive angles rotate in the direction from the positive X axis toward the positive Y axis. With the default axis orientation of cairo, positive angles rotate in a clockwise direction.

### Value

A list containing the following elements:

``matrix`` | [`CairoMatrix`] a `CairoMatrix`

### Author(s)

Derived by RGtkGen from GTK+ documentation

[Package RGtk2 version 2.20.36.3 Index]