tqt.hxx

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/*
 * COPYRIGHT (c) 2015 John Reppy (http://cs.uchicago.edu/~jhr)
 * All rights reserved.
 */

#ifndef _TQT_HXX_
#define _TQT_HXX_

#include "cs237.hxx"
#include <vector>

namespace TQT {

    class TextureQTree {
      public:

    TextureQTree (const char* filename);
    ~TextureQTree();

    bool isValid () const { return this->_source != nullptr; }
    int Depth() const { return this->_depth; }
    int TileSize() const { return this->_tileSize; }

    cs237::image2d *LoadImage (int level, int row, int col, bool flip = true);

    static bool isTQTFile (const char* filename);

      private:
    std::vector<std::streamoff> _toc;   
    int _depth;             
    int _tileSize;              
    std::ifstream *_source;         

    };  // class TextureQTree

};

#endif // !_TQT_HXX_