QGIS API Documentation 3.28.0-Firenze (ed3ad0430f)
qgsembeddedsymbolrendererwidget.h
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1/***************************************************************************
2 qgsembeddedsymbolrendererwidget.h
3 ---------------------
4 begin : March 2021
5 copyright : (C) 2021 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#ifndef QGSEMBEDDEDSYMBOLRENDERERWIDGET_H
16#define QGSEMBEDDEDSYMBOLRENDERERWIDGET_H
17
18#include "ui_qgsembeddedsymbolrendererwidgetbase.h"
19#include "qgis_sip.h"
20#include "qgsrendererwidget.h"
21#include "qgis_gui.h"
22
23class QMenu;
25
32class GUI_EXPORT QgsEmbeddedSymbolRendererWidget : public QgsRendererWidget, public QgsExpressionContextGenerator, private Ui::QgsEmbeddedSymbolRendererWidgetBase
33{
34 Q_OBJECT
35
36 public:
37
44 static QgsRendererWidget *create( QgsVectorLayer *layer, QgsStyle *style, QgsFeatureRenderer *renderer ) SIP_FACTORY;
45
54
55 QgsFeatureRenderer *renderer() override;
56 void setContext( const QgsSymbolWidgetContext &context ) override;
58
59 private:
61 std::unique_ptr<QgsEmbeddedSymbolRenderer> mRenderer;
62
63};
64
65
66#endif // QGSEMBEDDEDSYMBOLRENDERERWIDGET_H
A widget used represent options of a QgsEmbeddedSymbolRenderer.
A vector feature renderer which uses embedded feature symbology to render per-feature symbols.
Abstract interface for generating an expression context.
virtual QgsExpressionContext createExpressionContext() const =0
This method needs to be reimplemented in all classes which implement this interface and return an exp...
Expression contexts are used to encapsulate the parameters around which a QgsExpression should be eva...
Base class for renderer settings widgets.
virtual void setContext(const QgsSymbolWidgetContext &context)
Sets the context in which the renderer widget is shown, e.g., the associated map canvas and expressio...
virtual QgsFeatureRenderer * renderer()=0
Returns pointer to the renderer (no transfer of ownership)
Contains settings which reflect the context in which a symbol (or renderer) widget is shown,...
Represents a vector layer which manages a vector based data sets.
#define SIP_FACTORY
Definition: qgis_sip.h:76