qgstilingscheme.h

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/***************************************************************************
  qgstilingscheme.h
  --------------------------------------
  Date                 : July 2017
  Copyright            : (C) 2017 by Martin Dobias
  Email                : wonder dot sk at gmail dot com
 ***************************************************************************
 *                                                                         *
 *   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     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSTILINGSCHEME_H
#define QGSTILINGSCHEME_H
 
#include "qgis_3d.h"
#include "qgscoordinatereferencesystem.h"
#include "qgspointxy.h"
 
#define SIP_NO_FILE
 
class QgsRectangle;
struct QgsChunkNodeId;
 

class _3D_EXPORT QgsTilingScheme
{
  public:
    QgsTilingScheme() = default;

    QgsTilingScheme( const QgsRectangle &fullExtent, const QgsCoordinateReferenceSystem &crs );

    QgsPointXY tileToMap( int x, int y, int z ) const;
    void mapToTile( const QgsPointXY &pt, int z, float &x, float &y ) const;

    QgsRectangle tileToExtent( int x, int y, int z ) const;

    QgsRectangle tileToExtent( const QgsChunkNodeId &nodeId ) const;

    void extentToTile( const QgsRectangle &extent, int &x, int &y, int &z ) const;

    QgsCoordinateReferenceSystem crs() const { return mCrs; }

    QgsRectangle fullExtent() const { return mFullExtent; }
 
  private:
    QgsPointXY mMapOrigin;             
    double mBaseTileSide = 0;          
    QgsCoordinateReferenceSystem mCrs; 
    QgsRectangle mFullExtent;          
};
 
#endif // QGSTILINGSCHEME_H