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[synfig.git] / synfig-core / trunk / src / synfig / palette.h

diff --git a/synfig-core/trunk/src/synfig/palette.h b/synfig-core/trunk/src/synfig/palette.h
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+/* === S I N F G =========================================================== */
+/*!    \file Palette.h
+**     \brief Template Header
+**
+**     $Id: palette.h,v 1.1.1.1 2005/01/04 01:23:14 darco Exp $
+**
+**     \legal
+**     Copyright (c) 2002 Robert B. Quattlebaum Jr.
+**
+**     This software and associated documentation
+**     are CONFIDENTIAL and PROPRIETARY property of
+**     the above-mentioned copyright holder.
+**
+**     You may not copy, print, publish, or in any
+**     other way distribute this software without
+**     a prior written agreement with
+**     the copyright holder.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === S T A R T =========================================================== */
+
+#ifndef __SINFG_PALETTE_H
+#define __SINFG_PALETTE_H
+
+/* === H E A D E R S ======================================================= */
+
+#include "color.h"
+#include "string.h"
+#include <vector>
+
+/* === M A C R O S ========================================================= */
+
+/* === T Y P E D E F S ===================================================== */
+
+/* === C L A S S E S & S T R U C T S ======================================= */
+
+namespace sinfg {
+
+class Surface;
+       
+struct PaletteItem
+{
+       Color color;
+       String name;
+       int weight;
+       
+       PaletteItem():weight(1) { }
+
+       PaletteItem(const Color& color, const String& name, int weight=1):
+               color(color),name(name),weight(weight) { }
+
+       PaletteItem(const Color& color, int weight=1):
+               color(color),weight(weight) { }
+               
+       void add(const Color& x, int weight=1);
+               
+       bool operator<(const PaletteItem& rhs)const { return weight<rhs.weight; }
+}; // END of struct PaletteItem
+
+class Palette : public std::vector<PaletteItem>
+{
+       String name_;
+       
+public:
+       Palette();
+       Palette(const String& name_);
+       
+       /*! Generates a palette for the given
+       **      surface
+       */
+       Palette(const Surface& surface, int size=256);
+
+       iterator find_closest(const Color& color, float* dist=0);
+       const_iterator find_closest(const Color& color, float* dist=0)const;
+
+       iterator find_heavy();
+       
+       iterator find_light();
+
+       static Palette grayscale(int steps=16);
+
+       void save_to_file(const sinfg::String& filename)const;
+
+       static Palette load_from_file(const sinfg::String& filename);
+}; // END of class Palette
+
+}; // END of namespace sinfg
+
+/* === E N D =============================================================== */
+
+#endif