QGIS API Documentation  3.27.0-Master (e113457133)
qgs3dsymbolwidget.cpp
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1 /***************************************************************************
2  qgs3dsymbolwidget.cpp
3  --------------------------------------
4  Date : July 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 #include "qgs3dsymbolwidget.h"
17 #include "qgsapplication.h"
18 #include "qgs3dsymbolregistry.h"
19 #include "qgsabstract3dsymbol.h"
20 #include "qgsgui.h"
21 #include "qgshelp.h"
22 #include <QVBoxLayout>
23 #include <QDialogButtonBox>
24 
26  : QWidget( parent )
27 {}
28 
30  : QDialog( parent )
31 {
32  Q_ASSERT( symbol );
33 
35 
36  QVBoxLayout *vLayout = new QVBoxLayout();
37 
38  if ( Qgs3DSymbolAbstractMetadata *metadata = QgsApplication::symbol3DRegistry()->symbolMetadata( symbol->type() ) )
39  {
40  mWidget = metadata->createSymbolWidget( nullptr );
41  vLayout->addWidget( mWidget );
42  mWidget->setSymbol( symbol, nullptr );
43  }
44 
45  mButtonBox = new QDialogButtonBox( QDialogButtonBox::Cancel | QDialogButtonBox::Help | QDialogButtonBox::Ok, Qt::Horizontal );
46  connect( mButtonBox, &QDialogButtonBox::accepted, this, &QDialog::accept );
47  connect( mButtonBox, &QDialogButtonBox::rejected, this, &QDialog::reject );
48  connect( mButtonBox, &QDialogButtonBox::helpRequested, this, [ = ]
49  {
50  QgsHelp::openHelp( QStringLiteral( "style_library/3d_symbols.html" ) );
51  } );
52  vLayout->addStretch();
53  vLayout->addWidget( mButtonBox );
54  setLayout( vLayout );
55  setWindowTitle( tr( "3D Symbol" ) );
56 }
57 
59 {
60  return mWidget ? mWidget->symbol() : nullptr;
61 }
62 
63 QDialogButtonBox *Qgs3DSymbolDialog::buttonBox() const
64 {
65  return mButtonBox;
66 }
Stores metadata about one 3D symbol class.
QgsAbstract3DSymbol * symbol() const
Returns a new instance of the symbol defined by the dialog.
QDialogButtonBox * buttonBox() const
Returns a reference to the dialog's button box.
Qgs3DSymbolDialog(const QgsAbstract3DSymbol *symbol, QWidget *parent=nullptr)
Constructor for Qgs3DSymbolDialog, initially showing the specified symbol.
virtual void setSymbol(const QgsAbstract3DSymbol *symbol, QgsVectorLayer *layer)=0
Sets the symbol to show in the widget.
Qgs3DSymbolWidget(QWidget *parent)
Constructor for Qgs3DSymbolWidget with the specified parent widget.
virtual QgsAbstract3DSymbol * symbol()=0
Returns a new instance of the symbol defined by the widget.
virtual QString type() const =0
Returns identifier of symbol type. Each 3D symbol implementation should return a different type.
static Qgs3DSymbolRegistry * symbol3DRegistry()
Returns registry of available 3D symbols.
static void enableAutoGeometryRestore(QWidget *widget, const QString &key=QString())
Register the widget to allow its position to be automatically saved and restored when open and closed...
Definition: qgsgui.cpp:180
static void openHelp(const QString &key)
Opens help topic for the given help key using default system web browser.
Definition: qgshelp.cpp:36