cairoPaintWithAlpha {RGtk2} | R Documentation |
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.
cairoPaintWithAlpha(cr, alpha)
|
[Cairo ] a cairo context |
|
[numeric] alpha value, between 0 (transparent) and 1 (opaque) |
Derived by RGtkGen from GTK+ documentation