QGIS/src/core/processing/qgsprocessingparameters.cpp

2350 lines
72 KiB
C++

/***************************************************************************
qgsprocessingparameters.cpp
---------------------------
begin : April 2017
copyright : (C) 2017 by Nyall Dawson
email : nyall dot dawson at gmail dot com
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "qgsprocessingparameters.h"
#include "qgsprocessingcontext.h"
#include "qgsprocessingutils.h"
#include "qgsvectorlayerfeatureiterator.h"
bool QgsProcessingParameters::isDynamic( const QVariantMap &parameters, const QString &name )
{
QVariant val = parameters.value( name );
if ( val.canConvert<QgsProperty>() )
return val.value< QgsProperty >().propertyType() != QgsProperty::StaticProperty;
else
return false;
}
QString QgsProcessingParameters::parameterAsString( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, const QgsProcessingContext &context )
{
if ( !definition )
return QString();
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
return val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
if ( !val.isValid() || val.toString().isEmpty() )
{
// fall back to default
val = definition->defaultValue();
}
return val.toString();
}
QString QgsProcessingParameters::parameterAsExpression( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, const QgsProcessingContext &context )
{
if ( !definition )
return QString();
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
return val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
if ( val.isValid() && !val.toString().isEmpty() )
{
QgsExpression e( val.toString() );
if ( e.isValid() )
return val.toString();
}
// fall back to default
return definition->defaultValue().toString();
}
double QgsProcessingParameters::parameterAsDouble( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, const QgsProcessingContext &context )
{
if ( !definition )
return 0;
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
return val.value< QgsProperty >().valueAsDouble( context.expressionContext(), definition->defaultValue().toDouble() );
bool ok = false;
double res = val.toDouble( &ok );
if ( ok )
return res;
// fall back to default
val = definition->defaultValue();
return val.toDouble();
}
int QgsProcessingParameters::parameterAsInt( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, const QgsProcessingContext &context )
{
if ( !definition )
return 0;
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
return val.value< QgsProperty >().valueAsInt( context.expressionContext(), definition->defaultValue().toInt() );
bool ok = false;
double dbl = val.toDouble( &ok );
if ( !ok )
{
// fall back to default
val = definition->defaultValue();
dbl = val.toDouble( &ok );
}
//String representations of doubles in QVariant will not convert to int
//work around this by first converting to double, and then checking whether the double is convertible to int
if ( ok )
{
double round = qgsRound( dbl );
if ( round > INT_MAX || round < -INT_MAX )
{
//double too large to fit in int
return 0;
}
return qRound( dbl );
}
return val.toInt();
}
int QgsProcessingParameters::parameterAsEnum( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, const QgsProcessingContext &context )
{
if ( !definition )
return 0;
int val = parameterAsInt( definition, parameters, context );
const QgsProcessingParameterEnum *enumDef = dynamic_cast< const QgsProcessingParameterEnum *>( definition );
if ( enumDef && val >= enumDef->options().size() )
{
return enumDef->defaultValue().toInt();
}
return val;
}
QList<int> QgsProcessingParameters::parameterAsEnums( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, const QgsProcessingContext &context )
{
if ( !definition )
return QList<int>();
QVariantList resultList;
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
resultList << val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
else if ( val.type() == QVariant::List )
{
Q_FOREACH ( const QVariant &var, val.toList() )
resultList << var;
}
else if ( val.type() == QVariant::String )
{
Q_FOREACH ( const QString &var, val.toString().split( ',' ) )
resultList << var;
}
else
resultList << val;
if ( ( !val.isValid() || !resultList.at( 0 ).isValid() ) && definition )
{
resultList.clear();
// check default
if ( definition->defaultValue().type() == QVariant::List )
{
Q_FOREACH ( const QVariant &var, definition->defaultValue().toList() )
resultList << var;
}
else if ( definition->defaultValue().type() == QVariant::String )
{
Q_FOREACH ( const QString &var, definition->defaultValue().toString().split( ',' ) )
resultList << var;
}
else
resultList << definition->defaultValue();
}
QList< int > result;
const QgsProcessingParameterEnum *enumDef = dynamic_cast< const QgsProcessingParameterEnum *>( definition );
Q_FOREACH ( const QVariant &var, resultList )
{
int resInt = var.toInt();
if ( !enumDef || resInt < enumDef->options().size() )
{
result << resInt;
}
}
return result;
}
bool QgsProcessingParameters::parameterAsBool( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, const QgsProcessingContext &context )
{
if ( !definition )
return false;
QVariant def = definition->defaultValue();
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
return val.value< QgsProperty >().valueAsBool( context.expressionContext(), def.toBool() );
else if ( val.isValid() )
return val.toBool();
else
return def.toBool();
}
QgsFeatureSink *QgsProcessingParameters::parameterAsSink( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, const QgsFields &fields,
QgsWkbTypes::Type geometryType, const QgsCoordinateReferenceSystem &crs,
QgsProcessingContext &context, QString &destinationIdentifier )
{
QVariant val;
if ( definition )
{
val = parameters.value( definition->name() );
}
QgsProject *destinationProject = nullptr;
QVariantMap createOptions;
if ( val.canConvert<QgsProcessingOutputLayerDefinition>() )
{
// input is a QgsProcessingOutputLayerDefinition - get extra properties from it
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( val );
destinationProject = fromVar.destinationProject;
createOptions = fromVar.createOptions;
val = fromVar.sink;
}
QString dest;
if ( val.canConvert<QgsProperty>() )
{
dest = val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
}
else if ( !val.isValid() || val.toString().isEmpty() )
{
if ( definition && definition->flags() & QgsProcessingParameterDefinition::FlagOptional && !definition->defaultValue().isValid() )
{
// unset, optional sink, no default => no sink
return nullptr;
}
// fall back to default
dest = definition->defaultValue().toString();
}
else
{
dest = val.toString();
}
if ( dest.isEmpty() )
return nullptr;
std::unique_ptr< QgsFeatureSink > sink( QgsProcessingUtils::createFeatureSink( dest, context, fields, geometryType, crs, createOptions ) );
destinationIdentifier = dest;
if ( destinationProject )
context.addLayerToLoadOnCompletion( destinationIdentifier, QgsProcessingContext::LayerDetails( definition ? definition->description() : QString(), destinationProject ) );
return sink.release();
}
QgsFeatureSource *QgsProcessingParameters::parameterAsSource( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return nullptr;
QVariant val = parameters.value( definition->name() );
bool selectedFeaturesOnly = false;
if ( val.canConvert<QgsProcessingFeatureSourceDefinition>() )
{
// input is a QgsProcessingFeatureSourceDefinition - get extra properties from it
QgsProcessingFeatureSourceDefinition fromVar = qvariant_cast<QgsProcessingFeatureSourceDefinition>( val );
selectedFeaturesOnly = fromVar.selectedFeaturesOnly;
val = fromVar.source;
}
QString layerRef;
if ( val.canConvert<QgsProperty>() )
{
layerRef = val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
}
else if ( !val.isValid() || val.toString().isEmpty() )
{
// fall back to default
layerRef = definition->defaultValue().toString();
}
else
{
layerRef = val.toString();
}
if ( layerRef.isEmpty() )
return nullptr;
QgsVectorLayer *vl = qobject_cast< QgsVectorLayer *>( QgsProcessingUtils::mapLayerFromString( layerRef, context ) );
if ( !vl )
return nullptr;
if ( selectedFeaturesOnly )
{
return new QgsProcessingFeatureSource( new QgsVectorLayerSelectedFeatureSource( vl ), context, true );
}
else
{
return new QgsProcessingFeatureSource( vl, context );
}
}
QgsMapLayer *QgsProcessingParameters::parameterAsLayer( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return nullptr;
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
{
val = val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
}
if ( QgsMapLayer *layer = qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( val ) ) )
{
return layer;
}
if ( !val.isValid() || val.toString().isEmpty() )
{
// fall back to default
val = definition->defaultValue();
}
if ( QgsMapLayer *layer = qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( val ) ) )
{
return layer;
}
QString layerRef = val.toString();
if ( layerRef.isEmpty() )
layerRef = definition->defaultValue().toString();
if ( layerRef.isEmpty() )
return nullptr;
return QgsProcessingUtils::mapLayerFromString( layerRef, context );
}
QgsRasterLayer *QgsProcessingParameters::parameterAsRasterLayer( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
return qobject_cast< QgsRasterLayer *>( parameterAsLayer( definition, parameters, context ) );
}
QString QgsProcessingParameters::parameterAsRasterOutputLayer( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
QVariant val;
if ( definition )
{
val = parameters.value( definition->name() );
}
QgsProject *destinationProject = nullptr;
QVariantMap createOptions;
if ( val.canConvert<QgsProcessingOutputLayerDefinition>() )
{
// input is a QgsProcessingOutputLayerDefinition - get extra properties from it
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( val );
destinationProject = fromVar.destinationProject;
createOptions = fromVar.createOptions;
val = fromVar.sink;
}
QString dest;
if ( val.canConvert<QgsProperty>() )
{
dest = val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
}
else if ( !val.isValid() || val.toString().isEmpty() )
{
// fall back to default
dest = definition->defaultValue().toString();
}
else
{
dest = val.toString();
}
if ( destinationProject )
context.addLayerToLoadOnCompletion( dest, QgsProcessingContext::LayerDetails( definition ? definition->description() : QString(), destinationProject ) );
return dest;
}
QString QgsProcessingParameters::parameterAsFileOutput( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
QVariant val;
if ( definition )
{
val = parameters.value( definition->name() );
}
if ( val.canConvert<QgsProcessingOutputLayerDefinition>() )
{
// input is a QgsProcessingOutputLayerDefinition - get extra properties from it
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( val );
val = fromVar.sink;
}
QString dest;
if ( val.canConvert<QgsProperty>() )
{
dest = val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
}
else if ( !val.isValid() || val.toString().isEmpty() )
{
// fall back to default
dest = definition->defaultValue().toString();
}
else
{
dest = val.toString();
}
return dest;
}
QgsVectorLayer *QgsProcessingParameters::parameterAsVectorLayer( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
return qobject_cast< QgsVectorLayer *>( parameterAsLayer( definition, parameters, context ) );
}
QgsCoordinateReferenceSystem QgsProcessingParameters::parameterAsCrs( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return QgsCoordinateReferenceSystem();
QString crsText = parameterAsString( definition, parameters, context );
if ( crsText.isEmpty() )
crsText = definition->defaultValue().toString();
if ( crsText.isEmpty() )
return QgsCoordinateReferenceSystem();
// maybe special string
if ( context.project() && crsText.compare( QStringLiteral( "ProjectCrs" ), Qt::CaseInsensitive ) == 0 )
return context.project()->crs();
// maybe a map layer reference
if ( QgsMapLayer *layer = QgsProcessingUtils::mapLayerFromString( crsText, context ) )
return layer->crs();
// else CRS from string
QgsCoordinateReferenceSystem crs;
crs.createFromString( crsText );
return crs;
}
QgsRectangle QgsProcessingParameters::parameterAsExtent( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return QgsRectangle();
QVariant val = parameters.value( definition->name() );
QString rectText;
if ( val.canConvert<QgsProperty>() )
rectText = val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
else
rectText = val.toString();
if ( rectText.isEmpty() )
return QgsRectangle();
QStringList parts = rectText.split( ',' );
if ( parts.count() == 4 )
{
bool xMinOk = false;
double xMin = parts.at( 0 ).toDouble( &xMinOk );
bool xMaxOk = false;
double xMax = parts.at( 1 ).toDouble( &xMaxOk );
bool yMinOk = false;
double yMin = parts.at( 2 ).toDouble( &yMinOk );
bool yMaxOk = false;
double yMax = parts.at( 3 ).toDouble( &yMaxOk );
if ( xMinOk && xMaxOk && yMinOk && yMaxOk )
return QgsRectangle( xMin, yMin, xMax, yMax );
}
// try as layer extent
if ( QgsMapLayer *layer = QgsProcessingUtils::mapLayerFromString( rectText, context ) )
return layer->extent();
return QgsRectangle();
}
QgsPointXY QgsProcessingParameters::parameterAsPoint( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return QgsPointXY();
QString pointText = parameterAsString( definition, parameters, context );
if ( pointText.isEmpty() )
pointText = definition->defaultValue().toString();
if ( pointText.isEmpty() )
return QgsPointXY();
QStringList parts = pointText.split( ',' );
if ( parts.count() == 2 )
{
bool xOk = false;
double x = parts.at( 0 ).toDouble( &xOk );
bool yOk = false;
double y = parts.at( 1 ).toDouble( &yOk );
if ( xOk && yOk )
return QgsPointXY( x, y );
}
return QgsPointXY();
}
QString QgsProcessingParameters::parameterAsFile( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return QString();
QString fileText = parameterAsString( definition, parameters, context );
if ( fileText.isEmpty() )
fileText = definition->defaultValue().toString();
return fileText;
}
QVariantList QgsProcessingParameters::parameterAsMatrix( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return QVariantList();
QString resultString;
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
resultString = val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
else if ( val.type() == QVariant::List )
return val.toList();
else
resultString = val.toString();
if ( resultString.isEmpty() )
{
// check default
if ( definition->defaultValue().type() == QVariant::List )
return definition->defaultValue().toList();
else
resultString = definition->defaultValue().toString();
}
QVariantList result;
Q_FOREACH ( const QString &s, resultString.split( ',' ) )
result << s;
return result;
}
QList<QgsMapLayer *> QgsProcessingParameters::parameterAsLayerList( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return QList<QgsMapLayer *>();
QVariant val = parameters.value( definition->name() );
if ( QgsMapLayer *layer = qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( val ) ) )
{
return QList<QgsMapLayer *>() << layer;
}
QList<QgsMapLayer *> layers;
QStringList resultStringList;
if ( val.canConvert<QgsProperty>() )
resultStringList << val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
else if ( val.type() == QVariant::List )
{
Q_FOREACH ( const QVariant &var, val.toList() )
{
if ( QgsMapLayer *layer = qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( var ) ) )
{
layers << layer;
}
else
{
resultStringList << var.toString();
}
}
}
else if ( val.type() == QVariant::StringList )
{
Q_FOREACH ( const QString &s, val.toStringList() )
{
resultStringList << s;
}
}
else
resultStringList << val.toString();
if ( ( resultStringList.isEmpty() || resultStringList.at( 0 ).isEmpty() ) )
{
resultStringList.clear();
// check default
if ( QgsMapLayer *layer = qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( definition->defaultValue() ) ) )
{
layers << layer;
}
else if ( definition->defaultValue().type() == QVariant::List )
{
Q_FOREACH ( const QVariant &var, definition->defaultValue().toList() )
{
if ( QgsMapLayer *layer = qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( var ) ) )
{
layers << layer;
}
else
{
resultStringList << var.toString();
}
}
}
else
resultStringList << definition->defaultValue().toString();
}
Q_FOREACH ( const QString &s, resultStringList )
{
QgsMapLayer *layer = QgsProcessingUtils::mapLayerFromString( s, context );
if ( layer )
layers << layer;
}
return layers;
}
QList<double> QgsProcessingParameters::parameterAsRange( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return QList<double>();
QStringList resultStringList;
QVariant val = parameters.value( definition->name() );
if ( val.canConvert<QgsProperty>() )
resultStringList << val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
else if ( val.type() == QVariant::List )
{
Q_FOREACH ( const QVariant &var, val.toList() )
resultStringList << var.toString();
}
else
resultStringList << val.toString();
if ( ( resultStringList.isEmpty() || ( resultStringList.size() == 1 && resultStringList.at( 0 ).isEmpty() ) ) )
{
resultStringList.clear();
// check default
if ( definition->defaultValue().type() == QVariant::List )
{
Q_FOREACH ( const QVariant &var, definition->defaultValue().toList() )
resultStringList << var.toString();
}
else
resultStringList << definition->defaultValue().toString();
}
if ( resultStringList.size() == 1 )
{
resultStringList = resultStringList.at( 0 ).split( ',' );
}
if ( resultStringList.size() < 2 )
return QList< double >() << 0.0 << 0.0;
return QList< double >() << resultStringList.at( 0 ).toDouble() << resultStringList.at( 1 ).toDouble();
}
QStringList QgsProcessingParameters::parameterAsFields( const QgsProcessingParameterDefinition *definition, const QVariantMap &parameters, QgsProcessingContext &context )
{
if ( !definition )
return QStringList();
QStringList resultStringList;
QVariant val = parameters.value( definition->name() );
if ( val.isValid() )
{
if ( val.canConvert<QgsProperty>() )
resultStringList << val.value< QgsProperty >().valueAsString( context.expressionContext(), definition->defaultValue().toString() );
else if ( val.type() == QVariant::List )
{
Q_FOREACH ( const QVariant &var, val.toList() )
resultStringList << var.toString();
}
else
resultStringList.append( val.toString().split( ';' ) );
}
if ( ( resultStringList.isEmpty() || resultStringList.at( 0 ).isEmpty() ) )
{
resultStringList.clear();
// check default
if ( definition->defaultValue().isValid() )
{
if ( definition->defaultValue().type() == QVariant::List )
{
Q_FOREACH ( const QVariant &var, definition->defaultValue().toList() )
resultStringList << var.toString();
}
else
resultStringList.append( definition->defaultValue().toString().split( ';' ) );
}
}
return resultStringList;
}
QgsProcessingParameterDefinition *QgsProcessingParameters::parameterFromVariantMap( const QVariantMap &map )
{
QString type = map.value( QStringLiteral( "parameter_type" ) ).toString();
QString name = map.value( QStringLiteral( "name" ) ).toString();
std::unique_ptr< QgsProcessingParameterDefinition > def;
if ( type == QStringLiteral( "boolean" ) )
def.reset( new QgsProcessingParameterBoolean( name ) );
else if ( type == QStringLiteral( "crs" ) )
def.reset( new QgsProcessingParameterCrs( name ) );
else if ( type == QStringLiteral( "layer" ) )
def.reset( new QgsProcessingParameterMapLayer( name ) );
else if ( type == QStringLiteral( "extent" ) )
def.reset( new QgsProcessingParameterExtent( name ) );
else if ( type == QStringLiteral( "point" ) )
def.reset( new QgsProcessingParameterPoint( name ) );
else if ( type == QStringLiteral( "file" ) )
def.reset( new QgsProcessingParameterFile( name ) );
else if ( type == QStringLiteral( "matrix" ) )
def.reset( new QgsProcessingParameterMatrix( name ) );
else if ( type == QStringLiteral( "multilayer" ) )
def.reset( new QgsProcessingParameterMultipleLayers( name ) );
else if ( type == QStringLiteral( "number" ) )
def.reset( new QgsProcessingParameterNumber( name ) );
else if ( type == QStringLiteral( "range" ) )
def.reset( new QgsProcessingParameterRange( name ) );
else if ( type == QStringLiteral( "raster" ) )
def.reset( new QgsProcessingParameterRasterLayer( name ) );
else if ( type == QStringLiteral( "enum" ) )
def.reset( new QgsProcessingParameterEnum( name ) );
else if ( type == QStringLiteral( "string" ) )
def.reset( new QgsProcessingParameterString( name ) );
else if ( type == QStringLiteral( "expression" ) )
def.reset( new QgsProcessingParameterExpression( name ) );
else if ( type == QStringLiteral( "vector" ) )
def.reset( new QgsProcessingParameterVectorLayer( name ) );
else if ( type == QStringLiteral( "field" ) )
def.reset( new QgsProcessingParameterField( name ) );
else if ( type == QStringLiteral( "source" ) )
def.reset( new QgsProcessingParameterFeatureSource( name ) );
else if ( type == QStringLiteral( "sink" ) )
def.reset( new QgsProcessingParameterFeatureSink( name ) );
else if ( type == QStringLiteral( "vectorOut" ) )
def.reset( new QgsProcessingParameterVectorOutput( name ) );
else if ( type == QStringLiteral( "rasterOut" ) )
def.reset( new QgsProcessingParameterRasterOutput( name ) );
else if ( type == QStringLiteral( "fileOut" ) )
def.reset( new QgsProcessingParameterFileOutput( name ) );
else if ( type == QStringLiteral( "folderOut" ) )
def.reset( new QgsProcessingParameterFolderOutput( name ) );
if ( !def )
return nullptr;
def->fromVariantMap( map );
return def.release();
}
//
// QgsProcessingParameterDefinition
//
QgsProcessingParameterDefinition::QgsProcessingParameterDefinition( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: mName( name )
, mDescription( description )
, mDefault( defaultValue )
, mFlags( optional ? FlagOptional : 0 )
{}
bool QgsProcessingParameterDefinition::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.type() == QVariant::String && input.toString().isEmpty() )
return mFlags & FlagOptional;
return true;
}
QString QgsProcessingParameterDefinition::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
return value.toString().prepend( '\'' ).append( '\'' );
}
QVariantMap QgsProcessingParameterDefinition::toVariantMap() const
{
QVariantMap map;
map.insert( QStringLiteral( "parameter_type" ), type() );
map.insert( QStringLiteral( "name" ), mName );
map.insert( QStringLiteral( "description" ), mDescription );
map.insert( QStringLiteral( "default" ), mDefault );
map.insert( QStringLiteral( "flags" ), static_cast< int >( mFlags ) );
return map;
}
bool QgsProcessingParameterDefinition::fromVariantMap( const QVariantMap &map )
{
mName = map.value( QStringLiteral( "name" ) ).toString();
mDescription = map.value( QStringLiteral( "description" ) ).toString();
mDefault = map.value( QStringLiteral( "default" ) );
mFlags = static_cast< Flags >( map.value( QStringLiteral( "flags" ) ).toInt() );
return true;
}
QgsProcessingParameterBoolean::QgsProcessingParameterBoolean( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{}
QString QgsProcessingParameterBoolean::valueAsPythonString( const QVariant &val, QgsProcessingContext & ) const
{
if ( val.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( val.value< QgsProperty >().asExpression() );
return val.toBool() ? QStringLiteral( "True" ) : QStringLiteral( "False" );
}
QgsProcessingParameterCrs::QgsProcessingParameterCrs( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{
}
bool QgsProcessingParameterCrs::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
if ( input.type() != QVariant::String || input.toString().isEmpty() )
return mFlags & FlagOptional;
return true;
}
QString QgsProcessingParameterCrs::valueAsPythonString( const QVariant &value, QgsProcessingContext &context ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
QVariantMap p;
p.insert( name(), value );
QgsMapLayer *layer = QgsProcessingParameters::parameterAsLayer( this, p, context );
if ( layer )
return QgsProcessingUtils::normalizeLayerSource( layer->source() ).prepend( '\'' ).append( '\'' );
return QgsProcessingParameterDefinition::valueAsPythonString( value, context );
}
QgsProcessingParameterMapLayer::QgsProcessingParameterMapLayer( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{
}
bool QgsProcessingParameterMapLayer::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext *context ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
if ( qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( input ) ) )
{
return true;
}
if ( input.type() != QVariant::String || input.toString().isEmpty() )
return mFlags & FlagOptional;
if ( !context )
{
// that's as far as we can get without a context
return true;
}
// try to load as layer
if ( QgsProcessingUtils::mapLayerFromString( input.toString(), *context ) )
return true;
return false;
}
QString QgsProcessingParameterMapLayer::valueAsPythonString( const QVariant &val, QgsProcessingContext &context ) const
{
if ( val.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( val.value< QgsProperty >().asExpression() );
QVariantMap p;
p.insert( name(), val );
QgsMapLayer *layer = QgsProcessingParameters::parameterAsLayer( this, p, context );
return layer ? QgsProcessingUtils::normalizeLayerSource( layer->source() ).prepend( '\'' ).append( '\'' ) : QString();
}
QgsProcessingParameterExtent::QgsProcessingParameterExtent( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{
}
bool QgsProcessingParameterExtent::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext *context ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
if ( input.type() != QVariant::String || input.toString().isEmpty() )
return mFlags & FlagOptional;
if ( !context )
{
// that's as far as we can get without a context
return true;
}
QStringList parts = input.toString().split( ',' );
if ( parts.count() == 4 )
{
bool xMinOk = false;
( void )parts.at( 0 ).toDouble( &xMinOk );
bool xMaxOk = false;
( void )parts.at( 1 ).toDouble( &xMaxOk );
bool yMinOk = false;
( void )parts.at( 2 ).toDouble( &yMinOk );
bool yMaxOk = false;
( void )parts.at( 3 ).toDouble( &yMaxOk );
if ( xMinOk && xMaxOk && yMinOk && yMaxOk )
return true;
}
// try as layer extent
if ( QgsProcessingUtils::mapLayerFromString( input.toString(), *context ) )
return true;
return false;
}
QString QgsProcessingParameterExtent::valueAsPythonString( const QVariant &value, QgsProcessingContext &context ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
QVariantMap p;
p.insert( name(), value );
QgsMapLayer *layer = QgsProcessingParameters::parameterAsLayer( this, p, context );
if ( layer )
return QgsProcessingUtils::normalizeLayerSource( layer->source() ).prepend( '\'' ).append( '\'' );
return QgsProcessingParameterDefinition::valueAsPythonString( value, context );
}
QgsProcessingParameterPoint::QgsProcessingParameterPoint( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{
}
bool QgsProcessingParameterPoint::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
if ( input.type() == QVariant::String )
{
if ( input.toString().isEmpty() )
return mFlags & FlagOptional;
}
QStringList parts = input.toString().split( ',' );
if ( parts.count() == 2 )
{
bool xOk = false;
( void )parts.at( 0 ).toDouble( &xOk );
bool yOk = false;
( void )parts.at( 1 ).toDouble( &yOk );
return xOk && yOk;
}
else
return false;
}
QgsProcessingParameterFile::QgsProcessingParameterFile( const QString &name, const QString &description, Behavior behavior, const QString &extension, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mBehavior( behavior )
, mExtension( extension )
{
}
bool QgsProcessingParameterFile::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
QString string = input.toString().trimmed();
if ( input.type() != QVariant::String || string.isEmpty() )
return mFlags & FlagOptional;
switch ( mBehavior )
{
case File:
{
if ( !mExtension.isEmpty() )
return string.endsWith( mExtension, Qt::CaseInsensitive );
return true;
}
case Folder:
return true;
}
return true;
}
QVariantMap QgsProcessingParameterFile::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "behavior" ), mBehavior );
map.insert( QStringLiteral( "extension" ), mExtension );
return map;
}
bool QgsProcessingParameterFile::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mBehavior = static_cast< Behavior >( map.value( QStringLiteral( "behavior" ) ).toInt() );
mExtension = map.value( QStringLiteral( "extension" ) ).toString();
return true;
}
QgsProcessingParameterMatrix::QgsProcessingParameterMatrix( const QString &name, const QString &description, int numberRows, bool fixedNumberRows, const QStringList &headers, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mHeaders( headers )
, mNumberRows( numberRows )
, mFixedNumberRows( fixedNumberRows )
{
}
bool QgsProcessingParameterMatrix::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.type() == QVariant::String )
{
if ( input.toString().isEmpty() )
return mFlags & FlagOptional;
return true;
}
else if ( input.type() == QVariant::List )
{
if ( input.toList().isEmpty() )
return mFlags & FlagOptional;
return true;
}
else if ( input.type() == QVariant::Double || input.type() == QVariant::Int )
{
return true;
}
return false;
}
QString QgsProcessingParameterMatrix::valueAsPythonString( const QVariant &value, QgsProcessingContext &context ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
QVariantMap p;
p.insert( name(), value );
QVariantList list = QgsProcessingParameters::parameterAsMatrix( this, p, context );
QStringList parts;
Q_FOREACH ( const QVariant &v, list )
{
if ( v.type() == QVariant::List )
{
QStringList parts2;
Q_FOREACH ( const QVariant &v2, v.toList() )
{
parts2 << v2.toString();
}
parts << parts2.join( ',' ).prepend( '[' ).append( ']' );
}
else
{
parts << v.toString();
}
}
return parts.join( ',' ).prepend( '[' ).append( ']' );
}
QStringList QgsProcessingParameterMatrix::headers() const
{
return mHeaders;
}
void QgsProcessingParameterMatrix::setHeaders( const QStringList &headers )
{
mHeaders = headers;
}
int QgsProcessingParameterMatrix::numberRows() const
{
return mNumberRows;
}
void QgsProcessingParameterMatrix::setNumberRows( int numberRows )
{
mNumberRows = numberRows;
}
bool QgsProcessingParameterMatrix::hasFixedNumberRows() const
{
return mFixedNumberRows;
}
void QgsProcessingParameterMatrix::setHasFixedNumberRows( bool fixedNumberRows )
{
mFixedNumberRows = fixedNumberRows;
}
QVariantMap QgsProcessingParameterMatrix::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "headers" ), mHeaders );
map.insert( QStringLiteral( "rows" ), mNumberRows );
map.insert( QStringLiteral( "fixed_number_rows" ), mFixedNumberRows );
return map;
}
bool QgsProcessingParameterMatrix::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mHeaders = map.value( QStringLiteral( "headers" ) ).toStringList();
mNumberRows = map.value( QStringLiteral( "rows" ) ).toInt();
mFixedNumberRows = map.value( QStringLiteral( "fixed_number_rows" ) ).toBool();
return true;
}
QgsProcessingParameterMultipleLayers::QgsProcessingParameterMultipleLayers( const QString &name, const QString &description, LayerType layerType, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mLayerType( layerType )
{
}
bool QgsProcessingParameterMultipleLayers::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext *context ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( input ) ) )
{
return true;
}
if ( input.type() == QVariant::String )
{
if ( input.toString().isEmpty() )
return mFlags & FlagOptional;
if ( mMinimumNumberInputs > 1 )
return false;
if ( !context )
return true;
return QgsProcessingUtils::mapLayerFromString( input.toString(), *context );
}
else if ( input.type() == QVariant::List )
{
if ( input.toList().count() < mMinimumNumberInputs )
return mFlags & FlagOptional;
if ( mMinimumNumberInputs > input.toList().count() )
return false;
if ( !context )
return true;
Q_FOREACH ( const QVariant &v, input.toList() )
{
if ( qobject_cast< QgsMapLayer * >( qvariant_cast<QObject *>( v ) ) )
continue;
if ( !QgsProcessingUtils::mapLayerFromString( v.toString(), *context ) )
return false;
}
return true;
}
else if ( input.type() == QVariant::StringList )
{
if ( input.toStringList().count() < mMinimumNumberInputs )
return mFlags & FlagOptional;
if ( mMinimumNumberInputs > input.toStringList().count() )
return false;
if ( !context )
return true;
Q_FOREACH ( const QString &v, input.toStringList() )
{
if ( !QgsProcessingUtils::mapLayerFromString( v, *context ) )
return false;
}
return true;
}
return false;
}
QString QgsProcessingParameterMultipleLayers::valueAsPythonString( const QVariant &value, QgsProcessingContext &context ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
QVariantMap p;
p.insert( name(), value );
QList<QgsMapLayer *> list = QgsProcessingParameters::parameterAsLayerList( this, p, context );
if ( !list.isEmpty() )
{
QStringList parts;
Q_FOREACH ( const QgsMapLayer *layer, list )
{
parts << QgsProcessingUtils::normalizeLayerSource( layer->source() ).prepend( '\'' ).append( '\'' );
}
return parts.join( ',' ).prepend( '[' ).append( ']' );
}
return QgsProcessingParameterDefinition::valueAsPythonString( value, context );
}
QgsProcessingParameterDefinition::LayerType QgsProcessingParameterMultipleLayers::layerType() const
{
return mLayerType;
}
void QgsProcessingParameterMultipleLayers::setLayerType( LayerType type )
{
mLayerType = type;
}
int QgsProcessingParameterMultipleLayers::minimumNumberInputs() const
{
return mMinimumNumberInputs;
}
void QgsProcessingParameterMultipleLayers::setMinimumNumberInputs( int minimumNumberInputs )
{
if ( mMinimumNumberInputs >= 1 || !( flags() & QgsProcessingParameterDefinition::FlagOptional ) )
mMinimumNumberInputs = minimumNumberInputs;
}
QVariantMap QgsProcessingParameterMultipleLayers::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "layer_type" ), mLayerType );
map.insert( QStringLiteral( "min_inputs" ), mMinimumNumberInputs );
return map;
}
bool QgsProcessingParameterMultipleLayers::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mLayerType = static_cast< LayerType >( map.value( QStringLiteral( "layer_type" ) ).toInt() );
mMinimumNumberInputs = map.value( QStringLiteral( "min_inputs" ) ).toInt();
return true;
}
QgsProcessingParameterNumber::QgsProcessingParameterNumber( const QString &name, const QString &description, Type type, const QVariant &defaultValue, bool optional, double minValue, double maxValue )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mMin( minValue )
, mMax( maxValue )
, mDataType( type )
{
}
bool QgsProcessingParameterNumber::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
bool ok = false;
double res = input.toDouble( &ok );
if ( !ok )
return mFlags & FlagOptional;
if ( res < mMin || res > mMax )
return false;
return true;
}
QString QgsProcessingParameterNumber::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
return value.toString();
}
double QgsProcessingParameterNumber::minimum() const
{
return mMin;
}
void QgsProcessingParameterNumber::setMinimum( double min )
{
mMin = min;
}
double QgsProcessingParameterNumber::maximum() const
{
return mMax;
}
void QgsProcessingParameterNumber::setMaximum( double max )
{
mMax = max;
}
QgsProcessingParameterNumber::Type QgsProcessingParameterNumber::dataType() const
{
return mDataType;
}
void QgsProcessingParameterNumber::setDataType( const Type &dataType )
{
mDataType = dataType;
}
QVariantMap QgsProcessingParameterNumber::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "min" ), mMin );
map.insert( QStringLiteral( "max" ), mMax );
map.insert( QStringLiteral( "data_type" ), mDataType );
return map;
}
bool QgsProcessingParameterNumber::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mMin = map.value( QStringLiteral( "min" ) ).toDouble();
mMax = map.value( QStringLiteral( "max" ) ).toDouble();
mDataType = static_cast< Type >( map.value( QStringLiteral( "data_type" ) ).toInt() );
return true;
}
QgsProcessingParameterRange::QgsProcessingParameterRange( const QString &name, const QString &description, QgsProcessingParameterNumber::Type type, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mDataType( type )
{
}
bool QgsProcessingParameterRange::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
if ( input.type() == QVariant::String )
{
QStringList list = input.toString().split( ',' );
if ( list.count() != 2 )
return mFlags & FlagOptional;
bool ok = false;
list.at( 0 ).toDouble( &ok );
bool ok2 = false;
list.at( 1 ).toDouble( &ok2 );
if ( !ok || !ok2 )
return mFlags & FlagOptional;
return true;
}
else if ( input.type() == QVariant::List )
{
if ( input.toList().count() != 2 )
return mFlags & FlagOptional;
bool ok = false;
input.toList().at( 0 ).toDouble( &ok );
bool ok2 = false;
input.toList().at( 1 ).toDouble( &ok2 );
if ( !ok || !ok2 )
return mFlags & FlagOptional;
return true;
}
return false;
}
QString QgsProcessingParameterRange::valueAsPythonString( const QVariant &value, QgsProcessingContext &context ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
QVariantMap p;
p.insert( name(), value );
QList< double > parts = QgsProcessingParameters::parameterAsRange( this, p, context );
QStringList stringParts;
Q_FOREACH ( double v, parts )
{
stringParts << QString::number( v );
}
return stringParts.join( ',' ).prepend( '[' ).append( ']' );
}
QgsProcessingParameterNumber::Type QgsProcessingParameterRange::dataType() const
{
return mDataType;
}
void QgsProcessingParameterRange::setDataType( const QgsProcessingParameterNumber::Type &dataType )
{
mDataType = dataType;
}
QVariantMap QgsProcessingParameterRange::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "data_type" ), mDataType );
return map;
}
bool QgsProcessingParameterRange::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mDataType = static_cast< QgsProcessingParameterNumber::Type >( map.value( QStringLiteral( "data_type" ) ).toInt() );
return true;
}
QgsProcessingParameterRasterLayer::QgsProcessingParameterRasterLayer( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{
}
bool QgsProcessingParameterRasterLayer::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext *context ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
if ( qobject_cast< QgsRasterLayer * >( qvariant_cast<QObject *>( input ) ) )
return true;
if ( input.type() != QVariant::String || input.toString().isEmpty() )
return mFlags & FlagOptional;
if ( !context )
{
// that's as far as we can get without a context
return true;
}
// try to load as layer
if ( QgsProcessingUtils::mapLayerFromString( input.toString(), *context ) )
return true;
return false;
}
QString QgsProcessingParameterRasterLayer::valueAsPythonString( const QVariant &val, QgsProcessingContext &context ) const
{
if ( val.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( val.value< QgsProperty >().asExpression() );
QVariantMap p;
p.insert( name(), val );
QgsRasterLayer *layer = QgsProcessingParameters::parameterAsRasterLayer( this, p, context );
return layer ? QgsProcessingUtils::normalizeLayerSource( layer->source() ).prepend( '\'' ).append( '\'' ) : QString();
}
QgsProcessingParameterEnum::QgsProcessingParameterEnum( const QString &name, const QString &description, const QStringList &options, bool allowMultiple, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mOptions( options )
, mAllowMultiple( allowMultiple )
{
}
bool QgsProcessingParameterEnum::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
if ( input.type() == QVariant::List )
{
if ( !mAllowMultiple )
return false;
Q_FOREACH ( const QVariant &val, input.toList() )
{
bool ok = false;
int res = val.toInt( &ok );
if ( !ok )
return false;
else if ( res < 0 || res >= mOptions.count() )
return false;
}
return true;
}
else if ( input.type() == QVariant::String )
{
QStringList parts = input.toString().split( ',' );
if ( parts.count() > 1 && !mAllowMultiple )
return false;
Q_FOREACH ( const QString &part, parts )
{
bool ok = false;
int res = part.toInt( &ok );
if ( !ok )
return false;
else if ( res < 0 || res >= mOptions.count() )
return false;
}
return true;
}
else if ( input.type() == QVariant::Int || input.type() == QVariant::Double )
{
bool ok = false;
int res = input.toInt( &ok );
if ( !ok )
return false;
else if ( res >= 0 && res < mOptions.count() )
return true;
}
return false;
}
QString QgsProcessingParameterEnum::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
if ( value.type() == QVariant::List )
{
QStringList parts;
Q_FOREACH ( const QVariant &val, value.toList() )
{
parts << QString::number( static_cast< int >( val.toDouble() ) );
}
return parts.join( ',' ).prepend( '[' ).append( ']' );
}
else if ( value.type() == QVariant::String )
{
QStringList parts = value.toString().split( ',' );
if ( parts.count() > 1 )
{
return parts.join( ',' ).prepend( '[' ).append( ']' );
}
}
return QString::number( static_cast< int >( value.toDouble() ) );
}
QStringList QgsProcessingParameterEnum::options() const
{
return mOptions;
}
void QgsProcessingParameterEnum::setOptions( const QStringList &options )
{
mOptions = options;
}
bool QgsProcessingParameterEnum::allowMultiple() const
{
return mAllowMultiple;
}
void QgsProcessingParameterEnum::setAllowMultiple( bool allowMultiple )
{
mAllowMultiple = allowMultiple;
}
QVariantMap QgsProcessingParameterEnum::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "options" ), mOptions );
map.insert( QStringLiteral( "allow_multiple" ), mAllowMultiple );
return map;
}
bool QgsProcessingParameterEnum::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mOptions = map.value( QStringLiteral( "options" ) ).toStringList();
mAllowMultiple = map.value( QStringLiteral( "allow_multiple" ) ).toBool();
return true;
}
QgsProcessingParameterString::QgsProcessingParameterString( const QString &name, const QString &description, const QVariant &defaultValue, bool multiLine, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mMultiLine( multiLine )
{
}
QString QgsProcessingParameterString::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
QString s = value.toString();
s.replace( '\n', QStringLiteral( "\\n" ) );
return s.prepend( '\'' ).append( '\'' );
}
bool QgsProcessingParameterString::multiLine() const
{
return mMultiLine;
}
void QgsProcessingParameterString::setMultiLine( bool multiLine )
{
mMultiLine = multiLine;
}
QVariantMap QgsProcessingParameterString::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "multiline" ), mMultiLine );
return map;
}
bool QgsProcessingParameterString::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mMultiLine = map.value( QStringLiteral( "multiline" ) ).toBool();
return true;
}
QgsProcessingParameterExpression::QgsProcessingParameterExpression( const QString &name, const QString &description, const QVariant &defaultValue, const QString &parentLayerParameterName, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mParentLayerParameter( parentLayerParameterName )
{
}
QString QgsProcessingParameterExpression::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
QString s = value.toString();
s.replace( '\n', QStringLiteral( "\\n" ) );
return s.prepend( '\'' ).append( '\'' );
}
QString QgsProcessingParameterExpression::parentLayerParameter() const
{
return mParentLayerParameter;
}
void QgsProcessingParameterExpression::setParentLayerParameter( const QString &parentLayerParameter )
{
mParentLayerParameter = parentLayerParameter;
}
QVariantMap QgsProcessingParameterExpression::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "parent_layer" ), mParentLayerParameter );
return map;
}
bool QgsProcessingParameterExpression::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mParentLayerParameter = map.value( QStringLiteral( "parent_layer" ) ).toString();
return true;
}
QgsProcessingParameterVectorLayer::QgsProcessingParameterVectorLayer( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{
}
bool QgsProcessingParameterVectorLayer::checkValueIsAcceptable( const QVariant &var, QgsProcessingContext *context ) const
{
if ( !var.isValid() )
return mFlags & FlagOptional;
if ( var.canConvert<QgsProperty>() )
{
return true;
}
if ( qobject_cast< QgsVectorLayer * >( qvariant_cast<QObject *>( var ) ) )
return true;
if ( var.type() != QVariant::String || var.toString().isEmpty() )
return mFlags & FlagOptional;
if ( !context )
{
// that's as far as we can get without a context
return true;
}
// try to load as layer
if ( QgsProcessingUtils::mapLayerFromString( var.toString(), *context ) )
return true;
return false;
}
QString QgsProcessingParameterVectorLayer::valueAsPythonString( const QVariant &val, QgsProcessingContext &context ) const
{
if ( val.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( val.value< QgsProperty >().asExpression() );
QVariantMap p;
p.insert( name(), val );
QgsVectorLayer *layer = QgsProcessingParameters::parameterAsVectorLayer( this, p, context );
return layer ? QgsProcessingUtils::normalizeLayerSource( layer->source() ).prepend( '\'' ).append( '\'' ) : QString();
}
QgsProcessingParameterField::QgsProcessingParameterField( const QString &name, const QString &description, const QVariant &defaultValue, const QString &parentLayerParameterName, DataType type, bool allowMultiple, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mParentLayerParameter( parentLayerParameterName )
, mDataType( type )
, mAllowMultiple( allowMultiple )
{
}
bool QgsProcessingParameterField::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
if ( !input.isValid() )
return mFlags & FlagOptional;
if ( input.canConvert<QgsProperty>() )
{
return true;
}
if ( input.type() == QVariant::List || input.type() == QVariant::StringList )
{
if ( !mAllowMultiple )
return false;
}
else if ( input.type() == QVariant::String )
{
if ( input.toString().isEmpty() )
return mFlags & FlagOptional;
QStringList parts = input.toString().split( ';' );
if ( parts.count() > 1 && !mAllowMultiple )
return false;
}
else
{
if ( input.toString().isEmpty() )
return mFlags & FlagOptional;
}
return true;
}
QString QgsProcessingParameterField::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
if ( value.type() == QVariant::List )
{
QStringList parts;
Q_FOREACH ( const QVariant &val, value.toList() )
{
parts << val.toString().prepend( '\'' ).append( '\'' );
}
return parts.join( ',' ).prepend( '[' ).append( ']' );
}
else if ( value.type() == QVariant::StringList )
{
QStringList parts;
Q_FOREACH ( QString s, value.toStringList() )
{
parts << s.prepend( '\'' ).append( '\'' );
}
return parts.join( ',' ).prepend( '[' ).append( ']' );
}
return value.toString().prepend( '\'' ).append( '\'' );
}
QString QgsProcessingParameterField::parentLayerParameter() const
{
return mParentLayerParameter;
}
void QgsProcessingParameterField::setParentLayerParameter( const QString &parentLayerParameter )
{
mParentLayerParameter = parentLayerParameter;
}
QgsProcessingParameterField::DataType QgsProcessingParameterField::dataType() const
{
return mDataType;
}
void QgsProcessingParameterField::setDataType( const DataType &dataType )
{
mDataType = dataType;
}
bool QgsProcessingParameterField::allowMultiple() const
{
return mAllowMultiple;
}
void QgsProcessingParameterField::setAllowMultiple( bool allowMultiple )
{
mAllowMultiple = allowMultiple;
}
QVariantMap QgsProcessingParameterField::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "parent_layer" ), mParentLayerParameter );
map.insert( QStringLiteral( "data_type" ), mDataType );
map.insert( QStringLiteral( "allow_multiple" ), mAllowMultiple );
return map;
}
bool QgsProcessingParameterField::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mParentLayerParameter = map.value( QStringLiteral( "parent_layer" ) ).toString();
mDataType = static_cast< DataType >( map.value( QStringLiteral( "data_type" ) ).toInt() );
mAllowMultiple = map.value( QStringLiteral( "allow_multiple" ) ).toBool();
return true;
}
QgsProcessingParameterFeatureSource::QgsProcessingParameterFeatureSource( const QString &name, const QString &description, const QList<int> &types, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mDataTypes( types )
{
}
bool QgsProcessingParameterFeatureSource::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext *context ) const
{
QVariant var = input;
if ( !var.isValid() )
return mFlags & FlagOptional;
if ( var.canConvert<QgsProcessingFeatureSourceDefinition>() )
{
QgsProcessingFeatureSourceDefinition fromVar = qvariant_cast<QgsProcessingFeatureSourceDefinition>( var );
var = fromVar.source;
}
if ( var.canConvert<QgsProperty>() )
{
return true;
}
if ( qobject_cast< QgsVectorLayer * >( qvariant_cast<QObject *>( input ) ) )
{
return true;
}
if ( var.type() != QVariant::String || var.toString().isEmpty() )
return mFlags & FlagOptional;
if ( !context )
{
// that's as far as we can get without a context
return true;
}
// try to load as layer
if ( QgsProcessingUtils::mapLayerFromString( var.toString(), *context ) )
return true;
return false;
}
QString QgsProcessingParameterFeatureSource::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
if ( value.canConvert<QgsProcessingFeatureSourceDefinition>() )
{
QgsProcessingFeatureSourceDefinition fromVar = qvariant_cast<QgsProcessingFeatureSourceDefinition>( value );
if ( fromVar.source.propertyType() == QgsProperty::StaticProperty )
{
return QStringLiteral( "QgsProcessingFeatureSourceDefinition('%1', %2)" ).arg( fromVar.source.staticValue().toString(),
fromVar.selectedFeaturesOnly ? QStringLiteral( "True" ) : QStringLiteral( "False" ) );
}
else
{
return QStringLiteral( "QgsProcessingFeatureSourceDefinition(QgsProperty.fromExpression('%1'), %2)" ).arg( fromVar.source.asExpression(),
fromVar.selectedFeaturesOnly ? QStringLiteral( "True" ) : QStringLiteral( "False" ) );
}
}
return value.toString().prepend( '\'' ).append( '\'' );
}
QList< int > QgsProcessingParameterFeatureSource::dataTypes() const
{
return mDataTypes;
}
void QgsProcessingParameterFeatureSource::setDataTypes( const QList<int> &types )
{
mDataTypes = types;
}
QVariantMap QgsProcessingParameterFeatureSource::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
QVariantList types;
Q_FOREACH ( int type, mDataTypes )
{
types << type;
}
map.insert( QStringLiteral( "data_types" ), types );
return map;
}
bool QgsProcessingParameterFeatureSource::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mDataTypes.clear();
QVariantList values = map.value( QStringLiteral( "data_types" ) ).toList();
Q_FOREACH ( const QVariant &val, values )
{
mDataTypes << val.toInt();
}
return true;
}
QgsProcessingParameterFeatureSink::QgsProcessingParameterFeatureSink( const QString &name, const QString &description, QgsProcessingParameterDefinition::LayerType type, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mDataType( type )
{
}
bool QgsProcessingParameterFeatureSink::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
QVariant var = input;
if ( !var.isValid() )
return mFlags & FlagOptional;
if ( var.canConvert<QgsProcessingOutputLayerDefinition>() )
{
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( var );
var = fromVar.sink;
}
if ( var.canConvert<QgsProperty>() )
{
return true;
}
if ( var.type() != QVariant::String )
return false;
if ( var.toString().isEmpty() )
return mFlags & FlagOptional;
return true;
}
QString QgsProcessingParameterFeatureSink::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
if ( value.canConvert<QgsProcessingOutputLayerDefinition>() )
{
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( value );
if ( fromVar.sink.propertyType() == QgsProperty::StaticProperty )
{
return QStringLiteral( "QgsProcessingOutputLayerDefinition('%1')" ).arg( fromVar.sink.staticValue().toString() );
}
else
{
return QStringLiteral( "QgsProcessingOutputLayerDefinition(QgsProperty.fromExpression('%1'))" ).arg( fromVar.sink.asExpression() );
}
}
return value.toString().prepend( '\'' ).append( '\'' );
}
QgsProcessingParameterDefinition::LayerType QgsProcessingParameterFeatureSink::dataType() const
{
return mDataType;
}
bool QgsProcessingParameterFeatureSink::hasGeometry() const
{
switch ( mDataType )
{
case TypeAny:
case TypeVectorAny:
case TypeVectorPoint:
case TypeVectorLine:
case TypeVectorPolygon:
case TypeTable:
return true;
case TypeRaster:
case TypeFile:
return false;
}
return true;
}
void QgsProcessingParameterFeatureSink::setDataType( QgsProcessingParameterDefinition::LayerType type )
{
mDataType = type;
}
QVariantMap QgsProcessingParameterFeatureSink::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "data_type" ), mDataType );
return map;
}
bool QgsProcessingParameterFeatureSink::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mDataType = static_cast< QgsProcessingParameterDefinition::LayerType >( map.value( QStringLiteral( "data_type" ) ).toInt() );
return true;
}
QgsProcessingParameterRasterOutput::QgsProcessingParameterRasterOutput( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{}
bool QgsProcessingParameterRasterOutput::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
QVariant var = input;
if ( !var.isValid() )
return mFlags & FlagOptional;
if ( var.canConvert<QgsProcessingOutputLayerDefinition>() )
{
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( var );
var = fromVar.sink;
}
if ( var.canConvert<QgsProperty>() )
{
return true;
}
if ( var.type() != QVariant::String )
return false;
if ( var.toString().isEmpty() )
return mFlags & FlagOptional;
return true;
}
QString QgsProcessingParameterRasterOutput::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
if ( value.canConvert<QgsProcessingOutputLayerDefinition>() )
{
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( value );
if ( fromVar.sink.propertyType() == QgsProperty::StaticProperty )
{
return QStringLiteral( "QgsProcessingOutputLayerDefinition('%1')" ).arg( fromVar.sink.staticValue().toString() );
}
else
{
return QStringLiteral( "QgsProcessingOutputLayerDefinition(QgsProperty.fromExpression('%1'))" ).arg( fromVar.sink.asExpression() );
}
}
return value.toString().prepend( '\'' ).append( '\'' );
}
QgsProcessingParameterFileOutput::QgsProcessingParameterFileOutput( const QString &name, const QString &description, const QString &fileFilter, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mFileFilter( fileFilter.isEmpty() ? QObject::tr( "All files (*.*)" ) : fileFilter )
{
}
bool QgsProcessingParameterFileOutput::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
QVariant var = input;
if ( !var.isValid() )
return mFlags & FlagOptional;
if ( var.canConvert<QgsProcessingOutputLayerDefinition>() )
{
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( var );
var = fromVar.sink;
}
if ( var.canConvert<QgsProperty>() )
{
return true;
}
if ( var.type() != QVariant::String )
return false;
if ( var.toString().isEmpty() )
return mFlags & FlagOptional;
// possible enhancement - check that value is compatible with file filter?
return true;
}
QString QgsProcessingParameterFileOutput::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
if ( value.canConvert<QgsProcessingOutputLayerDefinition>() )
{
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( value );
if ( fromVar.sink.propertyType() == QgsProperty::StaticProperty )
{
return QStringLiteral( "QgsProcessingOutputLayerDefinition('%1')" ).arg( fromVar.sink.staticValue().toString() );
}
else
{
return QStringLiteral( "QgsProcessingOutputLayerDefinition(QgsProperty.fromExpression('%1'))" ).arg( fromVar.sink.asExpression() );
}
}
return value.toString().prepend( '\'' ).append( '\'' );
}
QString QgsProcessingParameterFileOutput::fileFilter() const
{
return mFileFilter;
}
void QgsProcessingParameterFileOutput::setFileFilter( const QString &fileFilter )
{
mFileFilter = fileFilter;
}
QVariantMap QgsProcessingParameterFileOutput::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "file_filter" ), mFileFilter );
return map;
}
bool QgsProcessingParameterFileOutput::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mFileFilter = map.value( QStringLiteral( "file_filter" ) ).toString();
return true;
}
QgsProcessingParameterFolderOutput::QgsProcessingParameterFolderOutput( const QString &name, const QString &description, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
{}
bool QgsProcessingParameterFolderOutput::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
QVariant var = input;
if ( !var.isValid() )
return mFlags & FlagOptional;
if ( var.canConvert<QgsProperty>() )
{
return true;
}
if ( var.type() != QVariant::String )
return false;
if ( var.toString().isEmpty() )
return mFlags & FlagOptional;
return true;
}
QgsProcessingParameterVectorOutput::QgsProcessingParameterVectorOutput( const QString &name, const QString &description, QgsProcessingParameterDefinition::LayerType type, const QVariant &defaultValue, bool optional )
: QgsProcessingParameterDefinition( name, description, defaultValue, optional )
, mDataType( type )
{
}
bool QgsProcessingParameterVectorOutput::checkValueIsAcceptable( const QVariant &input, QgsProcessingContext * ) const
{
QVariant var = input;
if ( !var.isValid() )
return mFlags & FlagOptional;
if ( var.canConvert<QgsProcessingOutputLayerDefinition>() )
{
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( var );
var = fromVar.sink;
}
if ( var.canConvert<QgsProperty>() )
{
return true;
}
if ( var.type() != QVariant::String )
return false;
if ( var.toString().isEmpty() )
return mFlags & FlagOptional;
return true;
}
QString QgsProcessingParameterVectorOutput::valueAsPythonString( const QVariant &value, QgsProcessingContext & ) const
{
if ( value.canConvert<QgsProperty>() )
return QStringLiteral( "QgsProperty.fromExpression('%1')" ).arg( value.value< QgsProperty >().asExpression() );
if ( value.canConvert<QgsProcessingOutputLayerDefinition>() )
{
QgsProcessingOutputLayerDefinition fromVar = qvariant_cast<QgsProcessingOutputLayerDefinition>( value );
if ( fromVar.sink.propertyType() == QgsProperty::StaticProperty )
{
return QStringLiteral( "QgsProcessingOutputLayerDefinition('%1')" ).arg( fromVar.sink.staticValue().toString() );
}
else
{
return QStringLiteral( "QgsProcessingOutputLayerDefinition(QgsProperty.fromExpression('%1'))" ).arg( fromVar.sink.asExpression() );
}
}
return value.toString().prepend( '\'' ).append( '\'' );
}
QgsProcessingParameterDefinition::LayerType QgsProcessingParameterVectorOutput::dataType() const
{
return mDataType;
}
bool QgsProcessingParameterVectorOutput::hasGeometry() const
{
switch ( mDataType )
{
case TypeAny:
case TypeVectorAny:
case TypeVectorPoint:
case TypeVectorLine:
case TypeVectorPolygon:
case TypeTable:
return true;
case TypeRaster:
case TypeFile:
return false;
}
return true;
}
void QgsProcessingParameterVectorOutput::setDataType( QgsProcessingParameterDefinition::LayerType type )
{
mDataType = type;
}
QVariantMap QgsProcessingParameterVectorOutput::toVariantMap() const
{
QVariantMap map = QgsProcessingParameterDefinition::toVariantMap();
map.insert( QStringLiteral( "data_type" ), mDataType );
return map;
}
bool QgsProcessingParameterVectorOutput::fromVariantMap( const QVariantMap &map )
{
QgsProcessingParameterDefinition::fromVariantMap( map );
mDataType = static_cast< QgsProcessingParameterDefinition::LayerType >( map.value( QStringLiteral( "data_type" ) ).toInt() );
return true;
}