RGtk2: cairoSurfaceGetUserData – R documentation

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cairoSurfaceGetUserData

Description

Return user data previously attached to surface using the specified key. If no user data has been attached with the given key this function returns NULL.

Usage

cairoSurfaceGetUserData(surface, key)

Arguments

`surface`	[`CairoSurface`] a `CairoSurface`
`key`	[`CairoUserDataKey`] the the `CairoUserDataKey` the user data was attached to

Value

[R object] the user data previously attached or NULL.

Author(s)

Derived by RGtkGen from GTK+ documentation

RGtk2

R Bindings for Gtk 2.8.0 and Above

v2.20.36

GPL

Authors

Michael Lawrence <michafla@gene.com> and Duncan Temple Lang <duncan@wald.ucdavis.edu>

Initial release