QGIS API Documentation  3.26.3-Buenos Aires (65e4edfdad)
qgsprocessingmodeloutput.cpp
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1 /***************************************************************************
2  qgsprocessingmodeloutput.cpp
3  ----------------------------
4  begin : June 2017
5  copyright : (C) 2017 by Nyall Dawson
6  email : nyall dot dawson at gmail dot com
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 
19 
21 
22 QgsProcessingModelOutput::QgsProcessingModelOutput( const QString &name, const QString &description )
23  : QgsProcessingModelComponent( description )
24  , mName( name )
25 {}
26 
27 QgsProcessingModelOutput *QgsProcessingModelOutput::clone() const
28 {
29  return new QgsProcessingModelOutput( *this );
30 }
31 
32 QVariant QgsProcessingModelOutput::toVariant() const
33 {
34  QVariantMap map;
35  map.insert( QStringLiteral( "name" ), mName );
36 
37  if ( mDefaultValue.canConvert<QgsProcessingOutputLayerDefinition>() )
38  {
39  QVariantMap defaultMap = mDefaultValue.value<QgsProcessingOutputLayerDefinition>().toVariant().toMap();
40  defaultMap.insert( QStringLiteral( "class" ), QStringLiteral( "QgsProcessingOutputLayerDefinition" ) );
41  map.insert( QStringLiteral( "default_value" ), defaultMap );
42  }
43  else
44  {
45  map.insert( QStringLiteral( "default_value" ), mDefaultValue );
46  }
47 
48  map.insert( QStringLiteral( "child_id" ), mChildId );
49  map.insert( QStringLiteral( "output_name" ), mOutputName );
50  map.insert( QStringLiteral( "mandatory" ), mMandatory );
51  saveCommonProperties( map );
52  return map;
53 }
54 
55 bool QgsProcessingModelOutput::loadVariant( const QVariantMap &map )
56 {
57  mName = map.value( QStringLiteral( "name" ) ).toString();
58 
59  const QVariant defaultValue = map.value( QStringLiteral( "default_value" ) );
60  if ( defaultValue.type() == QVariant::Map )
61  {
62  QVariantMap defaultMap = defaultValue.toMap();
63  if ( defaultMap["class"] == QLatin1String( "QgsProcessingOutputLayerDefinition" ) )
64  {
66  value.loadVariant( defaultMap );
67  mDefaultValue = QVariant( value );
68  }
69  else
70  {
71  mDefaultValue = QVariant();
72  }
73  }
74  else
75  {
76  mDefaultValue = map.value( QStringLiteral( "default_value" ) );
77  }
78 
79  mChildId = map.value( QStringLiteral( "child_id" ) ).toString();
80  mOutputName = map.value( QStringLiteral( "output_name" ) ).toString();
81  mMandatory = map.value( QStringLiteral( "mandatory" ), false ).toBool();
82  restoreCommonProperties( map );
83  return true;
84 }
85 
86 
qgsprocessingmodeloutput.h
QgsProcessingOutputLayerDefinition
Encapsulates settings relating to a feature sink or output raster layer for a processing algorithm.
Definition: qgsprocessingparameters.h:202
QgsProcessingOutputLayerDefinition::loadVariant
bool loadVariant(const QVariantMap &map)
Loads this output layer definition from a QVariantMap, wrapped in a QVariant.
Definition: qgsprocessingparameters.cpp:87