qgsabstractvectorlayer3drenderer.h

Go to the documentation of this file.

/***************************************************************************
  qgsabstractvectorlayer3drenderer.h
  --------------------------------------
  Date                 : January 2020
  Copyright            : (C) 2020 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 QGSABSTRACTVECTORLAYER3DRENDERER_H
#define QGSABSTRACTVECTORLAYER3DRENDERER_H
 
#include "qgis_3d.h"
#include "qgis_sip.h"
#include "qgsabstract3drenderer.h"
#include "qgsmaplayerref.h"
 
class QgsVectorLayer;

class _3D_EXPORT QgsVectorLayer3DTilingSettings
{
  public:
    Q_DECL_DEPRECATED int zoomLevelsCount() const SIP_DEPRECATED { return mZoomLevelsCount; }

    Q_DECL_DEPRECATED void setZoomLevelsCount( int count ) SIP_DEPRECATED { mZoomLevelsCount = count; }

    void setShowBoundingBoxes( bool enabled ) { mShowBoundingBoxes = enabled; }
    bool showBoundingBoxes() const { return mShowBoundingBoxes; }

    int maximumChunkFeatures() const { return mMaxChunkFeatures; }

    void setMaximumChunkFeatures( int value ) { mMaxChunkFeatures = value; }

    void writeXml( QDomElement &elem ) const;
    void readXml( const QDomElement &elem );

    static double tileGeometryErrorRatio() SIP_SKIP { return 0.01; }

    static double maximumLeafExtent() SIP_SKIP { return 500'000; }
 
  private:
    int mZoomLevelsCount = 3;
    bool mShowBoundingBoxes = false;
    int mMaxChunkFeatures = 1000;
};
 

class _3D_EXPORT QgsAbstractVectorLayer3DRenderer : public QgsAbstract3DRenderer SIP_ABSTRACT
{
  public:
    QgsAbstractVectorLayer3DRenderer();

    void setLayer( QgsVectorLayer *layer );
    QgsVectorLayer *layer() const;

    void setTilingSettings( const QgsVectorLayer3DTilingSettings &settings ) { mTilingSettings = settings; }
    QgsVectorLayer3DTilingSettings tilingSettings() const { return mTilingSettings; }
 
    void resolveReferences( const QgsProject &project ) override;

    void copyBaseProperties( QgsAbstractVectorLayer3DRenderer *r ) const;
 
  protected:
    void writeXmlBaseProperties( QDomElement &elem, const QgsReadWriteContext &context ) const;
    void readXmlBaseProperties( const QDomElement &elem, const QgsReadWriteContext &context );
 
  private:
    QgsMapLayerRef mLayerRef;                       
    QgsVectorLayer3DTilingSettings mTilingSettings; 
};
 
#endif // QGSABSTRACTVECTORLAYER3DRENDERER_H