QGIS API Documentation  3.26.3-Buenos Aires (65e4edfdad)
qgslabellineanchorwidget.h
Go to the documentation of this file.
1 /***************************************************************************
2  qgslabellineanchorwidget.h
3  ----------------------
4  begin : August 2020
5  copyright : (C) 2020 by Nyall Dawson
6  email : nyall dot dawson 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 
16 #ifndef QGSLABELLINEANCHORWIDGET_H
17 #define QGSLABELLINEANCHORWIDGET_H
18 
19 #include "ui_qgslabellineanchorwidgetbase.h"
21 #include "qgspallabeling.h"
22 #include "qgis_gui.h"
23 #include "qgis_sip.h"
24 
31 class GUI_EXPORT QgsLabelLineAnchorWidget : public QgsLabelSettingsWidgetBase, private Ui::QgsLabelLineAnchorWidgetBase
32 {
33  Q_OBJECT
34 
35  public:
36 
42  QgsLabelLineAnchorWidget( QWidget *parent SIP_TRANSFERTHIS = nullptr, QgsVectorLayer *vl = nullptr );
43 
49  void setSettings( const QgsLabelLineSettings &settings );
50 
56  QgsLabelLineSettings settings() const;
57 
58  void updateDataDefinedProperties( QgsPropertyCollection &properties ) override;
59 
60  private:
61 
62  bool mBlockSignals = false;
63 
64  void updateAnchorTypeHint();
65  void updateAnchorTextPointHint();
66 };
67 
68 #endif // QGSLABELLINEANCHORWIDGET_H
qgslabelsettingswidgetbase.h
qgspallabeling.h
QgsLabelLineAnchorWidget
A widget for customising label line anchor settings.
Definition: qgslabellineanchorwidget.h:31
qgis_sip.h
QgsLabelSettingsWidgetBase::updateDataDefinedProperties
virtual void updateDataDefinedProperties(QgsPropertyCollection &properties)
Updates a data defined properties collection, correctly setting the values for any properties related...
Definition: qgslabelsettingswidgetbase.cpp:140
QgsPropertyCollection
A grouped map of multiple QgsProperty objects, each referenced by a integer key value.
Definition: qgspropertycollection.h:318
QgsLabelSettingsWidgetBase
Base class for widgets which allow customization of label engine properties, such as label placement ...
Definition: qgslabelsettingswidgetbase.h:38
QgsLabelLineSettings
Contains settings related to how the label engine places and formats labels for line features (or pol...
Definition: qgslabellinesettings.h:39
QgsVectorLayer
Represents a vector layer which manages a vector based data sets.
Definition: qgsvectorlayer.h:391
SIP_TRANSFERTHIS
#define SIP_TRANSFERTHIS
Definition: qgis_sip.h:53