return value for red component of color, or null
return value for green component of color, or null
return value for blue component of color, or null
return value for alpha component of color, or null
cairo.types.Status.Success, or cairo.types.Status.PatternTypeMismatch if the pattern is not a solid color pattern.
Gets the solid color for a solid color pattern.
Note that the color and alpha values are not premultiplied.