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image: fix obsolete reference in PalettedImage doc comment

PalettedColorModel was renamed to color.Palette
over three years ago by https://golang.org/cl/5132048.

Change-Id: I0204ade10eabff45620fda2990fed428c65d871e
Reviewed-on: https://go-review.googlesource.com/3305
Reviewed-by: Minux Ma <minux@golang.org>
Reviewed-by: Nigel Tao <nigeltao@golang.org>
This commit is contained in:
Andrew Ekstedt 2015-01-26 00:39:49 -08:00 committed by Nigel Tao
parent 6ea3adc3ba
commit f5f00be2ec

View File

@ -46,9 +46,9 @@ type Image interface {
}
// PalettedImage is an image whose colors may come from a limited palette.
// If m is a PalettedImage and m.ColorModel() returns a PalettedColorModel p,
// If m is a PalettedImage and m.ColorModel() returns a color.Palette p,
// then m.At(x, y) should be equivalent to p[m.ColorIndexAt(x, y)]. If m's
// color model is not a PalettedColorModel, then ColorIndexAt's behavior is
// color model is not a color.Palette, then ColorIndexAt's behavior is
// undefined.
type PalettedImage interface {
// ColorIndexAt returns the palette index of the pixel at (x, y).