cairoPatternGetRadialCircles {RGtk2}R Documentation

cairoPatternGetRadialCircles

Description

Gets the gradient endpoint circles for a radial gradient, each specified as a center coordinate and a radius.

Usage

cairoPatternGetRadialCircles(pattern)

Arguments

pattern [CairoPattern] a CairoPattern

Details

Since 1.4

Value

A list containing the following elements:

retval [CairoStatus] CAIRO_STATUS_SUCCESS, or CAIRO_STATUS_PATTERN_TYPE_MISMATCH if pattern is not a radial gradient pattern.
x0 [numeric] return value for the x coordinate of the center of the first circle, or NULL
y0 [numeric] return value for the y coordinate of the center of the first circle, or NULL
r0 [numeric] return value for the radius of the first circle, or NULL
x1 [numeric] return value for the x coordinate of the center of the second circle, or NULL
y1 [numeric] return value for the y coordinate of the center of the second circle, or NULL
r1 [numeric] return value for the radius of the second circle, or NULL

Author(s)

Derived by RGtkGen from GTK+ documentation


[Package RGtk2 version 2.12.5-3 Index]