cairoUserToDeviceDistance

[<code><a rd-options="" href="/link/Cairo?package=RGtk2&version=2.20.31" data-mini-rdoc="RGtk2::Cairo">Cairo</a></code>]  a cairo context

<code>cr</code>

[numeric]  X component of a distance vector (in/out parameter)

<code>dx</code>

[numeric]  Y component of a distance vector (in/out parameter)

<code>dy</code>

Transform a distance vector from user space to device space. This
function is similar to <code><a rd-options="" href="/link/cairoUserToDevice?package=RGtk2&version=2.20.31" data-mini-rdoc="RGtk2::cairoUserToDevice">cairoUserToDevice</a></code> except that the
translation components of the CTM will be ignored when transforming
(<code>dx</code>,<code>dy</code>).

internal

Facilities in the R language for programming
graphical interfaces using Gtk, the Gimp Tool Kit.

cairoUserToDeviceDistance: cairoUserToDeviceDistance

Description

Usage

Arguments