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E:/Projetos_Primeiro_Semestre_2012/TerraView/terralib/src/terralib/utils/TeColorUtils.h
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    00001 /************************************************************************************
    00002 TerraLib - a library for developing GIS applications.
    00003 Copyright � 2001-2007 INPE and Tecgraf/PUC-Rio.
    00004
    00005 This code is part of the TerraLib library.
    00006 This library is free software; you can redistribute it and/or
    00007 modify it under the terms of the GNU Lesser General Public
    00008 License as published by the Free Software Foundation; either
    00009 version 2.1 of the License, or (at your option) any later version.
    00010
    00011 You should have received a copy of the GNU Lesser General Public
    00012 License along with this library.
    00013
    00014 The authors reassure the license terms regarding the warranties.
    00015 They specifically disclaim any warranties, including, but not limited to,
    00016 the implied warranties of merchantability and fitness for a particular purpose.
    00017 The library provided hereunder is on an "as is" basis, and the authors have no
    00018 obligation to provide maintenance, support, updates, enhancements, or modifications.
    00019 In no event shall INPE and Tecgraf / PUC-Rio be held liable to any party for direct,
    00020 indirect, special, incidental, or consequential damages arising out of the use
    00021 of this library and its documentation.
    00022 *************************************************************************************/
    00026 #ifndef  __TERRALIB_INTERNAL_COLORUTILS_H
    00027 #define  __TERRALIB_INTERNAL_COLORUTILS_H
    00028
    00029
    00030 #include "../kernel/TeVisual.h"
    00031 #include "../kernel/TeUtils.h"
    00032
    00033 #include "TeUtilsDefines.h"
    00034
    00035 TLUTILS_DLL void rgb2Hsv(const TeColor& c, int& h, int& s, int& v);
    00036 TLUTILS_DLL void RGBtoHSV(const double& r, const double& g, const double& b, double& h, double& s, double& v );
    00037 TLUTILS_DLL void hsv2Rgb(TeColor& c, const int& h, const int& s, const int& v);
    00038 TLUTILS_DLL void HSVtoRGB( double& r, double& g, double& b, const double& h, const double& s, const double& v );
    00039
    00040 struct TLUTILS_DLL ColorBar {
    00041            TeColor cor_;
    00042            int                   h_;
    00043            int                   s_;
    00044            int                   v_;
    00045            double     distance_;
    00046
    00047            void color(const TeColor& c){cor_ = c; rgb2Hsv(cor_, h_, s_, v_);}
    00048
    00049            ColorBar& operator= (const ColorBar& cb)
    00050            {
    00051                       cor_ = cb.cor_;
    00052                       h_ = cb.h_;
    00053                       s_ = cb.s_;
    00054                       v_ = cb.v_;
    00055                       distance_ = cb.distance_;
    00056
    00057                       return *this;
    00058            }
    00059
    00060            bool operator<= (const ColorBar& cb) const
    00061            {
    00062                       return (distance_ <= cb.distance_);
    00063            }
    00064
    00065            bool operator< (const ColorBar& cb) const
    00066            {
    00067                       return (distance_ < cb.distance_);
    00068            }
    00069 };
    00070
    00071 #include <vector>
    00072 #include <string>
    00073 #include <map>
    00074
    00076
    00083 TLUTILS_DLL bool getColors(std::vector<std::string>& ramps, int nc, std::vector<TeColor>& colors);
    00084 TLUTILS_DLL vector<TeColor> getColors(TeColor cfrom, TeColor cto, int nc);
    00085 TLUTILS_DLL vector<TeColor> getColors(vector<ColorBar>& iVec, int ncores);
    00086 TLUTILS_DLL string getColors(vector<ColorBar>& aVec, vector<ColorBar>& bVec, int groupingMode);
    00087 TLUTILS_DLL void generateColorBarMap(vector<ColorBar>& inputColorVec, int ncores, map<int, vector<TeColor> >& colorMap);
    00088 TLUTILS_DLL vector<ColorBar> getColorBarVector(string& scores, const bool& first);
    00089 TLUTILS_DLL unsigned int  TeReadColorRampTextFile(const string& fileName, map<string,string>& colorRamps);
    00090
    00091 #endif
    00092
    00093
    00094

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