RGtk2: cairoPatternGetRadialCircles – R documentation

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cairoPatternGetRadialCircles

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

cairoPatternGetRadialCircles(pattern)

pattern

Since 1.4

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`

Derived by RGtkGen from GTK+ documentation

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