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 2.20.21 Index]