QGIS API Documentation 3.34.0-Prizren (ffbdd678812)
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qgsformannotation.h
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1/***************************************************************************
2 qgsformannotation.h
3 ------------------------
4 begin : February 9, 2010
5 copyright : (C) 2010 by Marco Hugentobler
6 email : marco dot hugentobler at hugis dot net
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 QGSFORMANNOTATION_H
19#define QGSFORMANNOTATION_H
20
21#include "qgsannotation.h"
22#include "qgis_sip.h"
23#include "qgsfeature.h"
24#include <QWidget>
25#include "qgis_gui.h"
26
33class GUI_EXPORT QgsFormAnnotation: public QgsAnnotation
34{
35 Q_OBJECT
36 public:
37
41 QgsFormAnnotation( QObject *parent SIP_TRANSFERTHIS = nullptr );
42
43 QgsFormAnnotation *clone() const override SIP_FACTORY;
44
45 QSizeF minimumFrameSize() const override;
47 QSizeF preferredFrameSize() const;
48
53 void setDesignerForm( const QString &uiFile );
54
59 QString designerForm() const { return mDesignerForm; }
60
61 void writeXml( QDomElement &elem, QDomDocument &doc, const QgsReadWriteContext &context ) const override;
62 void readXml( const QDomElement &itemElem, const QgsReadWriteContext &context ) override;
63
64 void setAssociatedFeature( const QgsFeature &feature ) override;
65
70
71 protected:
72
73 void renderAnnotation( QgsRenderContext &context, QSizeF size ) const override;
74
75 private:
76
77 std::unique_ptr<QWidget> mDesignerWidget;
78 QSize mMinimumSize;
80 QString mDesignerForm;
81
82 QWidget *createDesignerWidget( const QString &filePath );
83};
84
85#endif // QGSFORMANNOTATION_H
Abstract base class for annotation items which are drawn over a map.
virtual void renderAnnotation(QgsRenderContext &context, QSizeF size) const =0
Renders the annotation's contents to a target /a context at the specified /a size.
virtual void setAssociatedFeature(const QgsFeature &feature)
Sets the feature associated with the annotation.
virtual QSizeF minimumFrameSize() const
Returns the minimum frame size for the annotation.
virtual void readXml(const QDomElement &itemElem, const QgsReadWriteContext &context)=0
Restores the annotation's state from a DOM element.
virtual QgsAnnotation * clone() const =0
Clones the annotation, returning a new copy of the annotation reflecting the annotation's current sta...
virtual void writeXml(QDomElement &elem, QDomDocument &doc, const QgsReadWriteContext &context) const =0
Writes the annotation state to a DOM element.
The feature class encapsulates a single feature including its unique ID, geometry and a list of field...
Definition qgsfeature.h:56
An annotation item that embeds a designer form showing the feature attribute.
static QgsFormAnnotation * create()
Returns a new QgsFormAnnotation object.
QString designerForm() const
Returns the path to the Qt Designer UI file to show in the annotation.
The class is used as a container of context for various read/write operations on other objects.
Contains information about the context of a rendering operation.
#define SIP_TRANSFERTHIS
Definition qgis_sip.h:53
#define SIP_FACTORY
Definition qgis_sip.h:76