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authorAndrei Karas <akaras@inbox.ru>2011-01-02 01:48:38 +0200
committerAndrei Karas <akaras@inbox.ru>2011-01-02 02:41:24 +0200
commit3eeae12c498d1a4dbe969462d2ba841f77ee3ccb (patch)
treeff8eab35e732bc0749fc11677c8873a7b3a58704 /src/resources/dye.h
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Initial commit.
This code based on mana client http://www.gitorious.org/mana/mana and my private repository.
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+/*
+ * The Mana Client
+ * Copyright (C) 2007-2009 The Mana World Development Team
+ * Copyright (C) 2009-2010 The Mana Developers
+ *
+ * This file is part of The Mana Client.
+ *
+ * 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 2 of the License, or
+ * 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/>.
+ */
+
+#ifndef DYE_H
+#define DYE_H
+
+#include <string>
+#include <vector>
+
+/**
+ * Class for performing a linear interpolation between colors.
+ */
+class DyePalette
+{
+ public:
+
+ /**
+ * Creates a palette based on the given string.
+ * The string is either a file name or a sequence of hexadecimal RGB
+ * values separated by ',' and starting with '#'.
+ */
+ DyePalette(const std::string &pallete);
+
+/*
+ void addFirstColor(const int color[3]);
+
+ void addLastColor(const int color[3]);
+*/
+
+ /**
+ * Gets a pixel color depending on its intensity. First color is
+ * implicitly black (0, 0, 0).
+ */
+ void getColor(int intensity, int color[3]) const;
+
+ /**
+ * Gets a pixel color depending on its intensity.
+ */
+ void getColor(double intensity, int color[3]) const;
+
+ private:
+
+ struct Color { unsigned char value[3]; };
+
+ std::vector< Color > mColors;
+};
+
+/**
+ * Class for dispatching pixel-recoloring amongst several palettes.
+ */
+class Dye
+{
+ public:
+
+ /**
+ * Creates a set of palettes based on the given string.
+ *
+ * The parts of string are separated by semi-colons. Each part starts
+ * by an uppercase letter, followed by a colon and then a palette name.
+ */
+ Dye(const std::string &dye);
+
+ /**
+ * Destroys the associated palettes.
+ */
+ ~Dye();
+
+ /**
+ * Modifies a pixel color.
+ */
+ void update(int color[3]) const;
+
+ /**
+ * Fills the blank in a dye placeholder with some palette names.
+ */
+ static void instantiate(std::string &target,
+ const std::string &palettes);
+
+ private:
+
+ /**
+ * The order of the palettes, as well as their uppercase letter, is:
+ *
+ * Red, Green, Yellow, Blue, Magenta, White (or rather gray).
+ */
+ DyePalette *mDyePalettes[7];
+};
+
+#endif