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Diffstat (limited to 'hyp2mat/lib/palette.h')
-rw-r--r-- | hyp2mat/lib/palette.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/hyp2mat/lib/palette.h b/hyp2mat/lib/palette.h new file mode 100644 index 0000000..146e358 --- /dev/null +++ b/hyp2mat/lib/palette.h @@ -0,0 +1,55 @@ +/* + * hyp2mat - convert hyperlynx files to matlab scripts + * Copyright 2012 Koen De Vleeschauwer. + * + * This file is part of hyp2mat. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +/* + * Generate a palette of colors, given hue, saturation and value (brightness). + * The number of colors needed may be specified, but does not need to be known in advance. + * After Martin Ankerl "How to Generate Random Colors Programmatically" + */ + +#ifndef PALETTE_H +#define PALETTE_H + +struct PaletteColor { + double red; + double green; + double blue; + }; + +class Palette { +public: + Palette(); + /* hue, saturation and value (brightness) are double, in range 0..1. (HSV color model) */ + void SetPalette(double hue, double saturation, double value); /* HSV model */ + /* Set the number of colors in the palette. If the number of colors is not known in advance, choose 0 */ + void SetNumberOfColors(unsigned int number_of_colors); + /* Return palette color */ + PaletteColor Color(int color); + +private: + double palette_hue; + double palette_saturation; + double palette_value; + double step; + }; + +#endif + +/* not truncated */ |