1 files changed, 55 insertions, 0 deletions
diff --git a/hyp2mat/lib/palette.h b/hyp2mat/lib/palette.h
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+/*
+ * 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 */