cairoPaintWithAlpha: cairoPaintWithAlpha

Description Usage Arguments Author(s)

View source: R/cairoFuncs.R

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

1

Arguments

cr

[Cairo] a cairo context

alpha

[numeric] alpha value, between 0 (transparent) and 1 (opaque)

Author(s)

Derived by RGtkGen from GTK+ documentation


RGtk2 documentation built on Oct. 14, 2021, 5:08 p.m.