cairoRotate {RGtk2} | R Documentation

## cairoRotate

### Description

Modifies the current transformation matrix (CTM) by rotating the user-space axes by `angle` radians. The rotation of the axes takes places after any existing transformation of user space. The rotation direction for positive angles is from the positive X axis toward the positive Y axis.

### Usage

    cairoRotate(cr, angle)

### Arguments

``cr`` | [`Cairo`] a cairo context
``angle`` | [numeric] angle (in radians) by which the user-space axes will be rotated

### Author(s)

Derived by RGtkGen from GTK+ documentation

[Package RGtk2 version 2.20.36.3 Index]