qgsbox3d.h

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/***************************************************************************
                             qgsbox3d.h
                             ----------
    begin                : April 2017
    copyright            : (C) 2017 by Nyall Dawson
    email                : nyall dot dawson 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 QGSBOX3D_H
#define QGSBOX3D_H

#include "qgis_core.h"
#include "qgsrectangle.h"
#include "qgspoint.h"

class CORE_EXPORT QgsBox3d
{
  public:

    QgsBox3d( double xmin = 0, double ymin = 0, double zmin = 0, double xmax = 0, double ymax = 0, double zmax = 0 );

    QgsBox3d( const QgsPoint &p1, const QgsPoint &p2 );

    QgsBox3d( const QgsRectangle &rect );

    void setXMinimum( double x );

    void setXMaximum( double x );

    double xMinimum() const { return mBounds2d.xMinimum(); }

    double xMaximum() const { return mBounds2d.xMaximum(); }

    void setYMinimum( double y );

    void setYMaximum( double y );

    double yMinimum() const { return mBounds2d.yMinimum(); }

    double yMaximum() const { return mBounds2d.yMaximum(); }

    void setZMinimum( double z );

    void setZMaximum( double z );

    double zMinimum() const { return mZmin; }

    double zMaximum() const { return mZmax; }

    void normalize();

    double width() const { return mBounds2d.width(); }

    double height() const { return mBounds2d.height(); }

    double depth() const { return mZmax - mZmin; }

    double volume() const { return mBounds2d.area() * ( mZmax - mZmin ); }

    QgsBox3d intersect( const QgsBox3d &other ) const;

    bool is2d() const;

    bool intersects( const QgsBox3d &other ) const;

    bool contains( const QgsBox3d &other ) const;

    bool contains( const QgsPoint &point ) const;

    QgsRectangle toRectangle() const { return mBounds2d; }

    bool operator==( const QgsBox3d &other ) const;

  private:

    QgsRectangle mBounds2d;
    double mZmin = 0.0;
    double mZmax = 0.0;

};

#endif // QGSBOX3D_H