RGtk2 (version 2.20.1)

cairoPatternGetColorStopRgba: cairoPatternGetColorStopRgba

Description

Gets the color and offset information at the given index for a gradient pattern. Values of index are 0 to 1 less than the number returned by cairoPatternGetColorStopCount.

Usage

cairoPatternGetColorStopRgba(pattern, index)

Arguments

pattern

[CairoPattern] a CairoPattern

index

[integer] index of the stop to return data for

Value

• A list containing the following elements:
• retval
  [CairoStatus] CAIRO_STATUS_SUCCESS, or CAIRO_STATUS_INVALID_INDEX if index is not valid for the given pattern. If the pattern is not a gradient pattern, CAIRO_STATUS_PATTERN_TYPE_MISMATCH is returned.
• offset
  [numeric] return value for the offset of the stop, or NULL
• red
  [numeric] return value for red component of color, or NULL
• green
  [numeric] return value for green component of color, or NULL
• blue
  [numeric] return value for blue component of color, or NULL
• alpha
  [numeric] return value for alpha component of color, or NULL

Details

Since 1.4