cairoPaintWithAlpha {RGtk2}R Documentation

cairoPaintWithAlpha

Description

A drawing operator that paints the current source everywhere within the current clip region using a mask of constant alpha value alpha. The effect is similar to cairoPaint, but the drawing is faded out using the alpha value.

Usage

cairoPaintWithAlpha(cr, alpha)

Arguments

cr [Cairo] a cairo context
alpha [numeric] alpha value, between 0 (transparent) and 1 (opaque)

Author(s)

Derived by RGtkGen from GTK+ documentation


[Package RGtk2 version 2.12.5-3 Index]