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qgspalobjectpositionmanager.h
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1 /***************************************************************************
2  qgspalobjectpositionmanager.h - description
3  ---------------------------------
4  begin : October 2008
5  copyright : (C) 2008 by Marco Hugentobler
6  email : marco dot hugentobler at karto dot baug dot ethz dot ch
7 ***************************************************************************/
8 
9 /***************************************************************************
10  * *
11  * This program is free software; you can redistribute it and/or modify *
12  * it under the terms of the GNU General Public License as published by *
13  * the Free Software Foundation; either version 2 of the License, or *
14  * (at your option) any later version. *
15  * *
16  ***************************************************************************/
17 
18 #ifndef QGSPALOBJECTPOSITIONMANAGER_H
19 #define QGSPALOBJECTPOSITIONMANAGER_H
20 
22 #include "pal.h"
23 
24 class QgsPALGeometry;
25 
30 {
31  public:
34  void addLayer( QgsVectorLayer* vl, QList<QgsVectorOverlay*>& overlays );
35  void findObjectPositions( const QgsRenderContext& renderContext, QGis::UnitType unitType );
36  void removeLayers();
37 
40  void setPlacementAlgorithm( const QString& algorithmName );
41 
42  private:
43  pal::Pal mPositionEngine;
46  QList<QgsPALGeometry*> mPALGeometries;
47 
48  void deletePALGeometries();
49 };
50 #endif