IndexedColorMap.hpp

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#pragma ident "$Id: IndexedColorMap.hpp 1644 2009-01-27 19:26:14Z ckiesch $"


//============================================================================
//
//  This file is part of GPSTk, the GPS Toolkit.
//
//  The GPSTk is free software; you can redistribute it and/or modify
//  it under the terms of the GNU Lesser General Public License as published
//  by the Free Software Foundation; either version 2.1 of the License, or
//  any later version.
//
//  The GPSTk 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 Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with GPSTk; if not, write to the Free Software Foundation,
//  Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//  
//  Copyright 2004, The University of Texas at Austin
//
//============================================================================

#ifndef VDRAW_INDEXEDCOLORMAP_H
#define VDRAW_INDEXEDCOLORMAP_H

#include "Color.hpp"
#include "Palette.hpp"

namespace vdraw
{

  class IndexedColorMap
  {
    public:
      IndexedColorMap()
      {
        cols=rows=0;
        c=0;
      }

      IndexedColorMap(int icols, int irows, const Palette &pp, int base=0);

      ~IndexedColorMap() { reset(); }

      inline void setColor(int row, int col, int f) { c[row][col]=f; }

      inline Color get(int row, int col) const { return p.getColor(getIndex(row,col)); }

      inline int getIndex(int row, int col) const { return c[row][col]; }

      inline int getCols() const { return cols; }

      inline int getRows() const { return rows; }

      inline const Palette getPalette() const { return p; }

      void reset();

    protected:
      int cols;

      int rows;

      Palette p;

      int **c;
  }; // class IndexedColorMap

  // @}

} // namespace vdraw

#endif // VDRAW_INDEXEDCOLORMAP_H

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