Mercurial > octave
diff scripts/image/hsv.m @ 24800:2dc04b6e1740
Don't create new figure when calling colormap functions (bug #53217).
* autumn.m, bone.m, contrast.m, cool.m, copper.m, cubehelix.m, flag.m,
gray.m, hot.m, hsv.m, jet.m, lines.m, ocean.m, pink.m, prism.m, rainbow.m,
spring.m, summer.m, viridis.m, white.m, winter.m: Check root figure for
a CurrentFigure and use the number of rows in its colormap if it is
available. Otherwise, use default of 64.
author | Rik <rik@octave.org> |
---|---|
date | Tue, 27 Feb 2018 08:57:21 -0800 |
parents | 194eb4bd202b |
children | 6652d3823428 |
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--- a/scripts/image/hsv.m Mon Feb 26 17:35:21 2018 -0800 +++ b/scripts/image/hsv.m Tue Feb 27 08:57:21 2018 -0800 @@ -33,14 +33,23 @@ ## Author: Kai Habel <kai.habel@gmx.de> -function map = hsv (n = rows (colormap ())) +function map = hsv (n) if (nargin > 1) print_usage (); - elseif (! isscalar (n)) - error ("hsv: N must be a scalar"); + elseif (nargin == 1) + if (! isscalar (n)) + error ("hsv: N must be a scalar"); + endif + n = double (n); + else + hf = get (0, "currentfigure"); + if (! isempty (hf)) + n = rows (get (hf, "colormap")); + else + n = 64; + endif endif - n = double (n); if (n == 1) map = [1, 0, 0];