QGIS API Documentation  3.0.2-Girona (307d082)
qgspluginlayer.h
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1 /***************************************************************************
2  qgspluginlayer.h
3  ---------------------
4  begin : January 2010
5  copyright : (C) 2010 by Martin Dobias
6  email : wonder dot sk at gmail dot com
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 #ifndef QGSPLUGINLAYER_H
16 #define QGSPLUGINLAYER_H
17 
18 #include "qgis_core.h"
19 #include "qgsmaplayer.h"
20 #include "qgsdataprovider.h"
21 
31 class CORE_EXPORT QgsPluginLayer : public QgsMapLayer
32 {
33  Q_OBJECT
34 
35  public:
36  QgsPluginLayer( const QString &layerType, const QString &layerName = QString() );
37  ~QgsPluginLayer() override;
38 
44  QgsPluginLayer *clone() const override = 0;
45 
47  QString pluginLayerType();
48 
50  void setExtent( const QgsRectangle &extent ) override;
51 
56  void setSource( const QString &source );
57 
58  QgsDataProvider *dataProvider() override;
59  const QgsDataProvider *dataProvider() const override SIP_SKIP;
60 
61  protected:
64 };
65 
66 #ifndef SIP_RUN
67 
72 class QgsPluginLayerDataProvider : public QgsDataProvider
73 {
74  Q_OBJECT
75 
76  public:
77  QgsPluginLayerDataProvider( const QString &layerType );
78  void setExtent( const QgsRectangle &extent ) { mExtent = extent; }
79  virtual QgsCoordinateReferenceSystem crs() const override;
80  virtual QString name() const override;
81  QString description() const override;
82  virtual QgsRectangle extent() const override;
83  virtual bool isValid() const override;
84 
85  private:
86  QString mName;
87  QgsRectangle mExtent;
88 };
90 #endif
91 
92 #endif // QGSPLUGINLAYER_H
A rectangle specified with double values.
Definition: qgsrectangle.h:39
Base class for all map layer types.
Definition: qgsmaplayer.h:56
virtual QgsMapLayer * clone() const =0
Returns a new instance equivalent to this one except for the id which is still unique.
virtual QgsDataProvider * dataProvider()
Returns the layer's data provider.
Base class for plugin layers.
Abstract base class for spatial data provider implementations.
#define SIP_SKIP
Definition: qgis_sip.h:119
virtual void setExtent(const QgsRectangle &rect)
Set the extent.
QgsDataProvider * mDataProvider
This class represents a coordinate reference system (CRS).
QString mPluginLayerType