19#include "moc_qgspointcloudlayer.cpp"
51#include "qgsvirtualpointcloudprovider.h"
57 const QString &baseName,
58 const QString &providerLib,
62 , mLayerOptions( options )
64 if ( !uri.isEmpty() && !providerLib.isEmpty() )
72 setDataSource( uri, baseName, providerLib, providerOptions, providerFlags );
85 mStatsCalculationTask = 0;
87 task->waitForFinished();
99 layer->setRenderer( mRenderer->clone() );
101 layer->mElevationProperties = mElevationProperties->
clone();
102 layer->mElevationProperties->setParent( layer );
104 layer->mLayerOptions = mLayerOptions;
105 layer->mSync3DRendererTo2DRenderer = mSync3DRendererTo2DRenderer;
114 if ( !mDataProvider )
117 return mDataProvider->extent();
124 if ( mRenderer->type() != QLatin1String(
"extent" ) )
125 loadIndexesForRenderContext( rendererContext );
141 return mDataProvider.get();
148 return mDataProvider.get();
156 const QDomNode pkeyNode = layerNode.namedItem( QStringLiteral(
"provider" ) );
166 const QDomNode extentNode = layerNode.namedItem( QStringLiteral(
"extent" ) );
167 if ( !extentNode.isNull() )
178 const QDomNode subset = layerNode.namedItem( QStringLiteral(
"subset" ) );
179 const QString subsetText = subset.toElement().text();
180 if ( !subsetText.isEmpty() )
201 QDomElement mapLayerNode = layerNode.toElement();
206 QDomElement subset = doc.createElement( QStringLiteral(
"subset" ) );
207 const QDomText subsetText = doc.createTextNode(
subsetString() );
208 subset.appendChild( subsetText );
209 layerNode.appendChild( subset );
213 QDomElement provider = doc.createElement( QStringLiteral(
"provider" ) );
214 const QDomText providerText = doc.createTextNode(
providerType() );
215 provider.appendChild( providerText );
216 layerNode.appendChild( provider );
229 const QDomElement elem = node.toElement();
233 readStyle( node, errorMessage, context, categories );
250 bool sync = node.attributes().namedItem( QStringLiteral(
"sync3DRendererTo2DRenderer" ) ).nodeValue().toInt( &ok );
257 QDomElement rendererElement = node.firstChildElement( QStringLiteral(
"renderer" ) );
258 if ( !rendererElement.isNull() )
280 const QDomNode blendModeNode = node.namedItem( QStringLiteral(
"blendMode" ) );
281 if ( !blendModeNode.isNull() )
283 const QDomElement e = blendModeNode.toElement();
291 const QDomNode layerOpacityNode = node.namedItem( QStringLiteral(
"layerOpacity" ) );
292 if ( !layerOpacityNode.isNull() )
294 const QDomElement e = layerOpacityNode.toElement();
298 const bool hasScaleBasedVisibiliy { node.attributes().namedItem( QStringLiteral(
"hasScaleBasedVisibilityFlag" ) ).nodeValue() ==
'1' };
301 const double maxScale { node.attributes().namedItem( QStringLiteral(
"maxScale" ) ).nodeValue().toDouble( &ok ) };
306 const double minScale { node.attributes().namedItem( QStringLiteral(
"minScale" ) ).nodeValue().toDouble( &ok ) };
320 Q_UNUSED( errorMessage )
322 QDomElement elem = node.toElement();
325 ( void )
writeStyle( node, doc, errorMessage, context, categories );
334 QDomElement mapLayerNode = node.toElement();
338 mapLayerNode.setAttribute( QStringLiteral(
"sync3DRendererTo2DRenderer" ), mSync3DRendererTo2DRenderer ? 1 : 0 );
345 const QDomElement rendererElement = mRenderer->save( doc, context );
346 node.appendChild( rendererElement );
359 QDomElement blendModeElem = doc.createElement( QStringLiteral(
"blendMode" ) );
361 blendModeElem.appendChild( blendModeText );
362 node.appendChild( blendModeElem );
368 QDomElement layerOpacityElem = doc.createElement( QStringLiteral(
"layerOpacity" ) );
369 const QDomText layerOpacityText = doc.createTextNode( QString::number(
opacity() ) );
370 layerOpacityElem.appendChild( layerOpacityText );
371 node.appendChild( layerOpacityElem );
373 mapLayerNode.setAttribute( QStringLiteral(
"hasScaleBasedVisibilityFlag" ),
hasScaleBasedVisibility() ? 1 : 0 );
374 mapLayerNode.setAttribute( QStringLiteral(
"maxScale" ),
maximumScale() );
375 mapLayerNode.setAttribute( QStringLiteral(
"minScale" ),
minimumScale() );
389void QgsPointCloudLayer::setDataSourcePrivate(
const QString &dataSource,
const QString &baseName,
const QString &provider,
406 mDataProvider.reset( qobject_cast< QgsPointCloudDataProvider * >(
mPreloadedProvider.release() ) );
410 std::unique_ptr< QgsScopedRuntimeProfile > profile;
412 profile = std::make_unique< QgsScopedRuntimeProfile >( tr(
"Create %1 provider" ).arg( provider ), QStringLiteral(
"projectload" ) );
416 if ( !mDataProvider )
418 QgsDebugError( QStringLiteral(
"Unable to get point cloud data provider" ) );
423 mDataProvider->setParent(
this );
424 QgsDebugMsgLevel( QStringLiteral(
"Instantiated the point cloud data provider plugin" ), 2 );
426 setValid( mDataProvider->isValid() );
438 setCrs( mDataProvider->crs() );
444 bool loadDefaultStyleFlag =
false;
447 loadDefaultStyleFlag =
true;
453 mDataProvider->pointCount() > 0 )
455 mDataProvider->generateIndex();
461 mDataProvider->pointCount() > 0 )
463 calculateStatistics();
466 if ( !mRenderer || loadDefaultStyleFlag )
468 std::unique_ptr< QgsScopedRuntimeProfile > profile;
470 profile = std::make_unique< QgsScopedRuntimeProfile >( tr(
"Load layer style" ), QStringLiteral(
"projectload" ) );
472 bool defaultLoadedFlag =
false;
477 std::unique_ptr< QgsPointCloudRenderer > defaultRenderer( mDataProvider->createRenderer() );
478 if ( defaultRenderer )
480 defaultLoadedFlag =
true;
485 if ( !defaultLoadedFlag && loadDefaultStyleFlag )
490 if ( !defaultLoadedFlag )
525 QgsError providerError = mDataProvider->error();
526 if ( !providerError.
isEmpty() )
546 std::unique_ptr< QgsPointCloudRenderer > defaultRenderer( mDataProvider->createRenderer() );
547 if ( defaultRenderer )
563 QString myMetadata = QStringLiteral(
"<html>\n<body>\n" );
568 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Information from provider" ) + QStringLiteral(
"</h1>\n<hr>\n" );
569 myMetadata += QLatin1String(
"<table class=\"list-view\">\n" );
572 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" ) + tr(
"Extent" ) + QStringLiteral(
"</td><td>" ) +
extent().
toString() + QStringLiteral(
"</td></tr>\n" );
575 QLocale locale = QLocale();
576 locale.setNumberOptions( locale.numberOptions() &= ~QLocale::NumberOption::OmitGroupSeparator );
577 const qint64
pointCount = mDataProvider ? mDataProvider->pointCount() : -1;
578 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
579 + tr(
"Point count" ) + QStringLiteral(
"</td><td>" )
580 + (
pointCount < 0 ? tr(
"unknown" ) : locale.toString(
static_cast<qlonglong
>(
pointCount ) ) )
581 + QStringLiteral(
"</td></tr>\n" );
585 myMetadata += provider->htmlMetadata();
588 myMetadata += QLatin1String(
"</table>\n<br><br>" );
594 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Metadata" ) + QStringLiteral(
"</h1>\n<hr>\n" ) + QStringLiteral(
"<table class=\"list-view\">\n" );
595 const QVariantMap originalMetadata = mDataProvider ? mDataProvider->originalMetadata() : QVariantMap();
597 if ( originalMetadata.value( QStringLiteral(
"creation_year" ) ).toInt() > 0 && originalMetadata.contains( QStringLiteral(
"creation_doy" ) ) )
599 QDate creationDate( originalMetadata.value( QStringLiteral(
"creation_year" ) ).toInt(), 1, 1 );
600 creationDate = creationDate.addDays( originalMetadata.value( QStringLiteral(
"creation_doy" ) ).toInt() );
602 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
603 + tr(
"Creation date" ) + QStringLiteral(
"</td><td>" )
604 + creationDate.toString( Qt::ISODate )
605 + QStringLiteral(
"</td></tr>\n" );
607 if ( originalMetadata.contains( QStringLiteral(
"major_version" ) ) && originalMetadata.contains( QStringLiteral(
"minor_version" ) ) )
609 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
610 + tr(
"Version" ) + QStringLiteral(
"</td><td>" )
611 + QStringLiteral(
"%1.%2" ).arg( originalMetadata.value( QStringLiteral(
"major_version" ) ).toString(),
612 originalMetadata.value( QStringLiteral(
"minor_version" ) ).toString() )
613 + QStringLiteral(
"</td></tr>\n" );
616 if ( !originalMetadata.value( QStringLiteral(
"dataformat_id" ) ).toString().isEmpty() )
618 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
619 + tr(
"Data format" ) + QStringLiteral(
"</td><td>" )
621 originalMetadata.value( QStringLiteral(
"dataformat_id" ) ).toString() ).trimmed()
622 + QStringLiteral(
"</td></tr>\n" );
625 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
626 + tr(
"Scale X" ) + QStringLiteral(
"</td><td>" )
627 + QString::number( originalMetadata.value( QStringLiteral(
"scale_x" ) ).toDouble() )
628 + QStringLiteral(
"</td></tr>\n" );
629 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
630 + tr(
"Scale Y" ) + QStringLiteral(
"</td><td>" )
631 + QString::number( originalMetadata.value( QStringLiteral(
"scale_y" ) ).toDouble() )
632 + QStringLiteral(
"</td></tr>\n" );
633 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
634 + tr(
"Scale Z" ) + QStringLiteral(
"</td><td>" )
635 + QString::number( originalMetadata.value( QStringLiteral(
"scale_z" ) ).toDouble() )
636 + QStringLiteral(
"</td></tr>\n" );
638 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
639 + tr(
"Offset X" ) + QStringLiteral(
"</td><td>" )
640 + QString::number( originalMetadata.value( QStringLiteral(
"offset_x" ) ).toDouble() )
641 + QStringLiteral(
"</td></tr>\n" );
642 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
643 + tr(
"Offset Y" ) + QStringLiteral(
"</td><td>" )
644 + QString::number( originalMetadata.value( QStringLiteral(
"offset_y" ) ).toDouble() )
645 + QStringLiteral(
"</td></tr>\n" );
646 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
647 + tr(
"Offset Z" ) + QStringLiteral(
"</td><td>" )
648 + QString::number( originalMetadata.value( QStringLiteral(
"offset_z" ) ).toDouble() )
649 + QStringLiteral(
"</td></tr>\n" );
651 if ( !originalMetadata.value( QStringLiteral(
"project_id" ) ).toString().isEmpty() )
653 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
654 + tr(
"Project ID" ) + QStringLiteral(
"</td><td>" )
655 + originalMetadata.value( QStringLiteral(
"project_id" ) ).toString()
656 + QStringLiteral(
"</td></tr>\n" );
659 if ( !originalMetadata.value( QStringLiteral(
"system_id" ) ).toString().isEmpty() )
661 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
662 + tr(
"System ID" ) + QStringLiteral(
"</td><td>" )
663 + originalMetadata.value( QStringLiteral(
"system_id" ) ).toString()
664 + QStringLiteral(
"</td></tr>\n" );
667 if ( !originalMetadata.value( QStringLiteral(
"software_id" ) ).toString().isEmpty() )
669 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
670 + tr(
"Software ID" ) + QStringLiteral(
"</td><td>" )
671 + originalMetadata.value( QStringLiteral(
"software_id" ) ).toString()
672 + QStringLiteral(
"</td></tr>\n" );
676 myMetadata += QLatin1String(
"</table>\n<br><br>" );
679 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Identification" ) + QStringLiteral(
"</h1>\n<hr>\n" );
680 myMetadata += htmlFormatter.identificationSectionHtml( );
681 myMetadata += QLatin1String(
"<br><br>\n" );
684 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Extent" ) + QStringLiteral(
"</h1>\n<hr>\n" );
685 myMetadata += htmlFormatter.extentSectionHtml(
isSpatial() );
686 myMetadata += QLatin1String(
"<br><br>\n" );
689 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Access" ) + QStringLiteral(
"</h1>\n<hr>\n" );
690 myMetadata += htmlFormatter.accessSectionHtml( );
691 myMetadata += QLatin1String(
"<br><br>\n" );
694 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Attributes" ) + QStringLiteral(
"</h1>\n<hr>\n<table class=\"list-view\">\n" );
699 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" ) + tr(
"Count" ) + QStringLiteral(
"</td><td>" ) + QString::number( attrs.
count() ) + QStringLiteral(
"</td></tr>\n" );
701 myMetadata += QLatin1String(
"</table>\n<br><table width=\"100%\" class=\"tabular-view\">\n" );
702 myMetadata += QLatin1String(
"<tr><th>" ) + tr(
"Attribute" ) + QLatin1String(
"</th><th>" ) + tr(
"Type" ) + QLatin1String(
"</th></tr>\n" );
704 for (
int i = 0; i < attrs.
count(); ++i )
709 rowClass = QStringLiteral(
"class=\"odd-row\"" );
710 myMetadata += QLatin1String(
"<tr " ) + rowClass + QLatin1String(
"><td>" ) + attribute.
name() + QLatin1String(
"</td><td>" ) + attribute.
displayType() + QLatin1String(
"</td></tr>\n" );
714 myMetadata += QLatin1String(
"</table>\n<br><br>" );
718 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Contacts" ) + QStringLiteral(
"</h1>\n<hr>\n" );
719 myMetadata += htmlFormatter.contactsSectionHtml( );
720 myMetadata += QLatin1String(
"<br><br>\n" );
723 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Links" ) + QStringLiteral(
"</h1>\n<hr>\n" );
724 myMetadata += htmlFormatter.linksSectionHtml( );
725 myMetadata += QLatin1String(
"<br><br>\n" );
728 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"History" ) + QStringLiteral(
"</h1>\n<hr>\n" );
729 myMetadata += htmlFormatter.historySectionHtml( );
730 myMetadata += QLatin1String(
"<br><br>\n" );
734 myMetadata += QLatin1String(
"\n</body>\n</html>\n" );
742 return mElevationProperties;
756 return mDataProvider ? mDataProvider->pointCount() : 0;
763 return mRenderer.get();
770 return mRenderer.get();
784 if ( mSync3DRendererTo2DRenderer )
792 if ( !
isValid() || !mDataProvider )
794 QgsDebugMsgLevel( QStringLiteral(
"invoked with invalid layer or null mDataProvider" ), 3 );
798 else if ( subset == mDataProvider->subsetString() )
801 bool res = mDataProvider->setSubsetString( subset );
814 if ( !
isValid() || !mDataProvider )
816 QgsDebugMsgLevel( QStringLiteral(
"invoked with invalid layer or null mDataProvider" ), 3 );
817 return customProperty( QStringLiteral(
"storedSubsetString" ) ).toString();
819 return mDataProvider->subsetString();
841 return mSync3DRendererTo2DRenderer;
848 mSync3DRendererTo2DRenderer = sync;
853void QgsPointCloudLayer::calculateStatistics()
857 if ( !mDataProvider.get() || !mDataProvider->hasValidIndex() )
862 if ( mStatsCalculationTask )
864 QgsMessageLog::logMessage( QObject::tr(
"A statistics calculation task for the point cloud %1 is already in progress" ).arg( this->
name() ) );
869 QList<QString> indexStatsAttributes = indexStats.
statisticsMap().keys();
870 QVector<QgsPointCloudAttribute>
attributes = mDataProvider->attributes().attributes();
874 if ( indexStatsAttributes.contains(
attributes[i].name() ) )
882 mStatistics = indexStats;
892 QgsPointCloudStatsCalculationTask *task =
new QgsPointCloudStatsCalculationTask( mDataProvider->index(),
attributes, 1000000 );
895 mStatistics = task->calculationResults();
898 QMap<QString, QgsPointCloudAttributeStatistics> statsMap = mStatistics.
statisticsMap();
899 for (
const QString &attribute : indexStatsAttributes )
901 statsMap[ attribute ] = indexStats.
statisticsOf( attribute );
908 mStatsCalculationTask = 0;
910 if ( mDataProvider && mDataProvider->index() && mDataProvider->index().isValid() && mDataProvider->name() == QLatin1String(
"pdal" ) && mStatistics.
sampledPointsCount() != 0 )
912 mDataProvider->index().writeStatistics( mStatistics );
920 if ( mStatsCalculationTask )
923 mStatsCalculationTask = 0;
933void QgsPointCloudLayer::resetRenderer()
937 mDataProvider->loadIndex();
940 calculateStatistics();
942 if ( !mRenderer || mRenderer->type() == QLatin1String(
"extent" ) )
951void QgsPointCloudLayer::loadIndexesForRenderContext(
QgsRenderContext &rendererContext )
const
962 QgsDebugError( QStringLiteral(
"Transformation of extent failed!" ) );
965 const QVector<QgsPointCloudSubIndex> subIndex = mDataProvider->subIndexes();
966 if (
const QgsVirtualPointCloudProvider *vpcProvider =
dynamic_cast<QgsVirtualPointCloudProvider *
>( mDataProvider.get() ) )
968 for (
int i = 0; i < subIndex.size(); ++i )
971 if ( subIndex.at( i ).index() )
974 if ( subIndex.at( i ).extent().intersects( renderExtent ) &&
975 ( renderExtent.
width() < vpcProvider->averageSubIndexWidth() ||
976 renderExtent.
height() < vpcProvider->averageSubIndexHeight() ) )
978 mDataProvider->loadSubIndex( i );
1032 return mCommitError;
1041 const QList<QgsPointCloudNodeId> updatedNodes = mEditIndex.
updatedNodes();
1048 if ( !updatedNodes.isEmpty() )
1091 if ( attribute.
name().compare( QLatin1String(
"X" ), Qt::CaseInsensitive ) == 0 ||
1092 attribute.
name().compare( QLatin1String(
"Y" ), Qt::CaseInsensitive ) == 0 ||
1093 attribute.
name().compare( QLatin1String(
"Z" ), Qt::CaseInsensitive ) == 0 )
1099 if ( points.isEmpty() )
1104 int attributeOffset;
1119 QVector<int> sortedPoints( points.constBegin(), points.constEnd() );
1120 std::sort( sortedPoints.begin(), sortedPoints.end() );
1121 sortedPoints.erase( std::unique( sortedPoints.begin(), sortedPoints.end() ), sortedPoints.end() );
1123 if ( sortedPoints.constFirst() < 0 ||
1138 if ( mDataProvider )
1139 return mDataProvider->index();
The Qgis class provides global constants for use throughout the application.
BlendMode
Blending modes defining the available composition modes that can be used when painting.
QFlags< DataProviderReadFlag > DataProviderReadFlags
Flags which control data provider construction.
@ PointCloud
Point cloud layer. Added in QGIS 3.18.
@ LoadDefaultStyle
Reset the layer's style to the default for the datasource.
@ SkipGetExtent
Skip the extent from provider.
@ Reverse
Reverse/inverse transform (from destination to source)
Base class for point cloud 3D renderers.
virtual bool convertFrom2DRenderer(QgsPointCloudRenderer *renderer)=0
Updates the 3D renderer's symbol to match that of a given QgsPointCloudRenderer.
Abstract base class for objects which generate elevation profiles.
static QgsRuntimeProfiler * profiler()
Returns the application runtime profiler.
static QgsTaskManager * taskManager()
Returns the application's task manager, used for managing application wide background task handling.
Contains information about the context in which a coordinate transform is executed.
Custom exception class for Coordinate Reference System related exceptions.
void dataChanged()
Emitted whenever a change is made to the data provider which may have caused changes in the provider'...
A container for error messages.
bool isEmpty() const
Test if any error is set.
QString summary() const
Short error description, usually the first error in chain, the real error.
Base class for storage of map layer elevation properties.
static QString typeToString(Qgis::LayerType type)
Converts a map layer type to a string value.
static QgsMapLayerLegend * defaultPointCloudLegend(QgsPointCloudLayer *layer)
Create new legend implementation for a point cloud layer.
Base class for utility classes that encapsulate information necessary for rendering of map layers.
Base class for all map layer types.
void readStyleManager(const QDomNode &layerNode)
Read style manager's configuration (if any). To be called by subclasses.
virtual bool isSpatial() const
Returns true if the layer is considered a spatial layer, ie it has some form of geometry associated w...
QgsAbstract3DRenderer * renderer3D() const
Returns 3D renderer associated with the layer.
void setError(const QgsError &error)
Sets error message.
void writeStyleManager(QDomNode &layerNode, QDomDocument &doc) const
Write style manager's configuration (if exists). To be called by subclasses.
void editingStopped()
Emitted when edited changes have been successfully written to the data provider.
QString source() const
Returns the source for the layer.
Q_INVOKABLE QVariant customProperty(const QString &value, const QVariant &defaultValue=QVariant()) const
Read a custom property from layer.
QString providerType() const
Returns the provider type (provider key) for this layer.
virtual void setExtent3D(const QgsBox3D &box)
Sets the extent.
void setBlendMode(QPainter::CompositionMode blendMode)
Set the blending mode used for rendering a layer.
void configChanged()
Emitted whenever the configuration is changed.
void trigger3DUpdate()
Will advise any 3D maps that this layer requires to be updated in the scene.
void setMinimumScale(double scale)
Sets the minimum map scale (i.e.
static Qgis::DataProviderReadFlags providerReadFlags(const QDomNode &layerNode, QgsMapLayer::ReadFlags layerReadFlags)
Returns provider read flag deduced from layer read flags layerReadFlags and a dom node layerNode that...
QgsMapLayer::LayerFlags flags() const
Returns the flags for this layer.
void editingStarted()
Emitted when editing on this layer has started.
void writeCustomProperties(QDomNode &layerNode, QDomDocument &doc) const
Write custom properties to project file.
virtual QString loadDefaultStyle(bool &resultFlag)
Retrieve the default style for this layer if one exists (either as a .qml file on disk or as a record...
void setDataSource(const QString &dataSource, const QString &baseName=QString(), const QString &provider=QString(), bool loadDefaultStyleFlag=false)
Updates the data source of the layer.
QString mLayerName
Name of the layer - used for display.
void triggerRepaint(bool deferredUpdate=false)
Will advise the map canvas (and any other interested party) that this layer requires to be repainted.
QString crsHtmlMetadata() const
Returns a HTML fragment containing the layer's CRS metadata, for use in the htmlMetadata() method.
void setMaximumScale(double scale)
Sets the maximum map scale (i.e.
QgsLayerMetadata metadata
QPainter::CompositionMode blendMode() const
Returns the current blending mode for a layer.
virtual void setOpacity(double opacity)
Sets the opacity for the layer, where opacity is a value between 0 (totally transparent) and 1....
void readCustomProperties(const QDomNode &layerNode, const QString &keyStartsWith=QString())
Read custom properties from project file.
QFlags< StyleCategory > StyleCategories
Q_INVOKABLE void setCustomProperty(const QString &key, const QVariant &value)
Set a custom property for layer.
QString mProviderKey
Data provider key (name of the data provider)
QgsCoordinateTransformContext transformContext() const
Returns the layer data provider coordinate transform context or a default transform context if the la...
QUndoStack * undoStack()
Returns pointer to layer's undo stack.
std::unique_ptr< QgsDataProvider > mPreloadedProvider
Optionally used when loading a project, it is released when the layer is effectively created.
void rendererChanged()
Signal emitted when renderer is changed.
void setScaleBasedVisibility(bool enabled)
Sets whether scale based visibility is enabled for the layer.
bool hasScaleBasedVisibility() const
Returns whether scale based visibility is enabled for the layer.
void emitStyleChanged()
Triggers an emission of the styleChanged() signal.
void dataChanged()
Data of layer changed.
virtual QgsMapLayer * clone() const =0
Returns a new instance equivalent to this one except for the id which is still unique.
void setName(const QString &name)
Set the display name of the layer.
virtual void setExtent(const QgsRectangle &rect)
Sets the extent.
QString mDataSource
Data source description string, varies by layer type.
@ FlagReadExtentFromXml
Read extent from xml and skip get extent from provider.
@ FlagDontResolveLayers
Don't resolve layer paths or create data providers for layers.
void setValid(bool valid)
Sets whether layer is valid or not.
void readCommonStyle(const QDomElement &layerElement, const QgsReadWriteContext &context, StyleCategories categories=AllStyleCategories)
Read style data common to all layer types.
QgsMapLayer::ReadFlags mReadFlags
Read flags. It's up to the subclass to respect these when restoring state from XML.
double minimumScale() const
Returns the minimum map scale (i.e.
void setLegend(QgsMapLayerLegend *legend)
Assign a legend controller to the map layer.
@ Rendering
Rendering: scale visibility, simplify method, opacity.
@ Symbology3D
3D symbology
@ CustomProperties
Custom properties (by plugins for instance)
void layerModified()
Emitted when modifications has been done on layer.
void setRenderer3D(QgsAbstract3DRenderer *renderer)
Sets 3D renderer for the layer.
QString customPropertyHtmlMetadata() const
Returns an HTML fragment containing custom property information, for use in the htmlMetadata() method...
QString generalHtmlMetadata() const
Returns an HTML fragment containing general metadata information, for use in the htmlMetadata() metho...
void writeCommonStyle(QDomElement &layerElement, QDomDocument &document, const QgsReadWriteContext &context, StyleCategories categories=AllStyleCategories) const
Write style data common to all layer types.
double maximumScale() const
Returns the maximum map scale (i.e.
void invalidateWgs84Extent()
Invalidates the WGS84 extent.
void setCrs(const QgsCoordinateReferenceSystem &srs, bool emitSignal=true)
Sets layer's spatial reference system.
static void logMessage(const QString &message, const QString &tag=QString(), Qgis::MessageLevel level=Qgis::MessageLevel::Warning, bool notifyUser=true, const char *file=__builtin_FILE(), const char *function=__builtin_FUNCTION(), int line=__builtin_LINE())
Adds a message to the log instance (and creates it if necessary).
static Qgis::BlendMode getBlendModeEnum(QPainter::CompositionMode blendMode)
Returns a Qgis::BlendMode corresponding to a QPainter::CompositionMode.
static QPainter::CompositionMode getCompositionMode(Qgis::BlendMode blendMode)
Returns a QPainter::CompositionMode corresponding to a Qgis::BlendMode.
Collection of point cloud attributes.
const QgsPointCloudAttribute & at(int index) const
Returns the attribute at the specified index.
const QgsPointCloudAttribute * find(const QString &attributeName, int &offset) const
Finds the attribute with the name.
int count() const
Returns the number of attributes present in the collection.
Attribute for point cloud data pair of name and size in bytes.
QString displayType() const
Returns the type to use when displaying this field.
int size() const
Returns size of the attribute in bytes.
QString name() const
Returns name of the attribute.
DataType type() const
Returns the data type.
Base class for providing data for QgsPointCloudLayer.
@ CreateRenderer
Provider can create 2D renderers using backend-specific formatting information. See QgsPointCloudData...
@ ChangeAttributeValues
Provider can modify the values of point attributes.
@ ContainSubIndexes
Provider can contain multiple indexes. Virtual point cloud files for example.
static QMap< int, QString > translatedDataFormatIds()
Returns the map of LAS data format ID to translated string value.
void indexGenerationStateChanged(QgsPointCloudDataProvider::PointCloudIndexGenerationState state)
Emitted when point cloud generation state is changed.
PointCloudIndexGenerationState
Point cloud index state.
@ NotIndexed
Provider has no index available.
@ Indexing
Provider try to index the source data.
@ Indexed
The index is ready to be used.
The QgsPointCloudEditingIndex class is a QgsPointCloudIndex that is used as an editing buffer when ed...
Smart pointer for QgsAbstractPointCloudIndex.
bool isModified() const
Returns true if there are uncommitted changes, false otherwise.
bool isValid() const
Returns whether index is loaded and valid.
bool commitChanges(QString *errorMessage=nullptr)
Tries to store pending changes to the data provider.
QgsPointCloudNode getNode(const QgsPointCloudNodeId &id) const
Returns object for a given node.
QList< QgsPointCloudNodeId > updatedNodes() const
Returns a list of node IDs that have been modified.
bool hasNode(const QgsPointCloudNodeId &id) const
Returns whether the octree contain given node.
QgsPointCloudAttributeCollection attributes() const
Returns all attributes that are stored in the file.
static bool isAttributeValueValid(const QgsPointCloudAttribute &attribute, double value)
Check if value is within proper range for the attribute.
Point cloud layer specific subclass of QgsMapLayerElevationProperties.
QgsPointCloudLayerElevationProperties * clone() const override
Creates a clone of the properties.
Implementation of QgsAbstractProfileGenerator for point cloud layers.
Implementation of threaded rendering for point cloud layers.
An undo command subclass for changing point attribute values in a point cloud index.
Represents a map layer supporting display of point clouds.
QString decodedSource(const QString &source, const QString &dataProvider, const QgsReadWriteContext &context) const override
Called by readLayerXML(), used by derived classes to decode provider's specific data source from proj...
QString htmlMetadata() const override
Obtain a formatted HTML string containing assorted metadata for this layer.
void setSync3DRendererTo2DRenderer(bool sync)
Sets whether this layer's 3D renderer should be automatically updated with changes applied to the lay...
QgsMapLayerElevationProperties * elevationProperties() override
Returns the layer's elevation properties.
@ Calculated
The statistics calculation task is done and statistics are available.
@ NotStarted
The statistics calculation task has not been started.
@ Calculating
The statistics calculation task is running.
bool sync3DRendererTo2DRenderer() const
Returns whether this layer's 3D renderer should be automatically updated with changes applied to the ...
bool writeXml(QDomNode &layerNode, QDomDocument &doc, const QgsReadWriteContext &context) const override
Called by writeLayerXML(), used by children to write state specific to them to project files.
QgsRectangle extent() const override
Returns the extent of the layer.
bool isModified() const override
Returns true if the layer has been modified since last commit/save.
QString encodedSource(const QString &source, const QgsReadWriteContext &context) const override
Called by writeLayerXML(), used by derived classes to encode provider's specific data source to proje...
bool changeAttributeValue(const QgsPointCloudNodeId &n, const QVector< int > &points, const QgsPointCloudAttribute &attribute, double value)
Attempts to modify attribute values for specific points in the editing buffer.
QgsPointCloudRenderer * renderer()
Returns the 2D renderer for the point cloud.
bool convertRenderer3DFromRenderer2D()
Updates the layer's 3D renderer's symbol to match that of the layer's 2D renderer.
qint64 pointCount() const
Returns the total number of points available in the layer.
QgsPointCloudIndex index() const
Returns the point cloud index associated with the layer.
bool commitChanges(bool stopEditing=true)
Attempts to commit to the underlying data provider any buffered changes made since the last to call t...
bool writeSymbology(QDomNode &node, QDomDocument &doc, QString &errorMessage, const QgsReadWriteContext &context, StyleCategories categories=AllStyleCategories) const override
Write the style for the layer into the document provided.
void raiseError(const QString &msg)
Signals an error related to this point cloud layer.
PointCloudStatisticsCalculationState statisticsCalculationState() const
Returns the status of point cloud statistics calculation.
QgsPointCloudDataProvider * dataProvider() override
Returns the layer's data provider, it may be nullptr.
bool isEditable() const override
Returns true if the layer can be edited.
void statisticsCalculationStateChanged(QgsPointCloudLayer::PointCloudStatisticsCalculationState state)
Emitted when statistics calculation state has changed.
bool readSymbology(const QDomNode &node, QString &errorMessage, QgsReadWriteContext &context, StyleCategories categories=AllStyleCategories) override
Read the symbology for the current layer from the DOM node supplied.
bool rollBack()
Stops a current editing operation and discards any uncommitted edits.
~QgsPointCloudLayer() override
bool readXml(const QDomNode &layerNode, QgsReadWriteContext &context) override
Called by readLayerXML(), used by children to read state specific to them from project files.
QString subsetString() const
Returns the string used to define a subset of the layer.
void chunkAttributeValuesChanged(const QgsPointCloudNodeId &n)
Emitted when a node gets some attribute values of some points changed.
QgsPointCloudLayer(const QString &uri=QString(), const QString &baseName=QString(), const QString &providerLib=QStringLiteral("pointcloud"), const QgsPointCloudLayer::LayerOptions &options=QgsPointCloudLayer::LayerOptions())
Constructor - creates a point cloud layer.
bool setSubsetString(const QString &subset)
Sets the string used to define a subset of the layer.
QString commitError() const
Returns the last error message generated when attempting to commit changes to the layer.
QgsPointCloudLayer * clone() const override
Returns a new instance equivalent to this one except for the id which is still unique.
bool readStyle(const QDomNode &node, QString &errorMessage, QgsReadWriteContext &context, StyleCategories categories=AllStyleCategories) FINAL
Read the style for the current layer from the DOM node supplied.
bool writeStyle(QDomNode &node, QDomDocument &doc, QString &errorMessage, const QgsReadWriteContext &context, StyleCategories categories=AllStyleCategories) const FINAL
Write just the symbology information for the layer into the document.
void setRenderer(QgsPointCloudRenderer *renderer)
Sets the 2D renderer for the point cloud.
QString loadDefaultStyle(bool &resultFlag) FINAL
Retrieve the default style for this layer if one exists (either as a .qml file on disk or as a record...
QgsPointCloudAttributeCollection attributes() const
Returns the attributes available from the layer.
void subsetStringChanged()
Emitted when the layer's subset string has changed.
void setTransformContext(const QgsCoordinateTransformContext &transformContext) override
Sets the coordinate transform context to transformContext.
bool startEditing()
Makes the layer editable.
bool supportsEditing() const override
Returns whether the layer supports editing or not.
QgsMapLayerRenderer * createMapRenderer(QgsRenderContext &rendererContext) override
Returns new instance of QgsMapLayerRenderer that will be used for rendering of given context.
QgsAbstractProfileGenerator * createProfileGenerator(const QgsProfileRequest &request) override
Given a profile request, returns a new profile generator ready for generating elevation profiles.
Represents a indexed point cloud node's position in octree.
bool isValid() const
Returns whether node is valid.
qint64 pointCount() const
Returns number of points contained in node data.
static QgsPointCloudRenderer * defaultRenderer(const QgsPointCloudLayer *layer)
Returns a new default point cloud renderer for a specified layer.
Abstract base class for 2d point cloud renderers.
static QgsPointCloudRenderer * load(QDomElement &element, const QgsReadWriteContext &context)
Creates a renderer from an XML element.
Class used to store statistics of a point cloud dataset.
int sampledPointsCount() const
Returns the number of points used to calculate the statistics.
QMap< QString, QgsPointCloudAttributeStatistics > statisticsMap() const
Returns a map object containing all the statistics.
QgsPointCloudAttributeStatistics statisticsOf(const QString &attribute) const
Returns the calculated statistics of attribute attribute.
Encapsulates properties and constraints relating to fetching elevation profiles from different source...
QString absoluteToRelativeUri(const QString &providerKey, const QString &uri, const QgsReadWriteContext &context) const
Converts absolute path(s) to relative path(s) in the given provider-specific URI.
static QgsProviderRegistry * instance(const QString &pluginPath=QString())
Means of accessing canonical single instance.
QString relativeToAbsoluteUri(const QString &providerKey, const QString &uri, const QgsReadWriteContext &context) const
Converts relative path(s) to absolute path(s) in the given provider-specific URI.
The class is used as a container of context for various read/write operations on other objects.
QgsCoordinateTransformContext transformContext() const
Returns data provider coordinate transform context.
A rectangle specified with double values.
Q_INVOKABLE QString toString(int precision=16) const
Returns a string representation of form xmin,ymin : xmax,ymax Coordinates will be truncated to the sp...
Contains information about the context of a rendering operation.
QgsRectangle mapExtent() const
Returns the original extent of the map being rendered.
QgsCoordinateTransform coordinateTransform() const
Returns the current coordinate transform for the context.
long addTask(QgsTask *task, int priority=0)
Adds a task to the manager.
Abstract base class for long running background tasks.
void taskCompleted()
Will be emitted by task to indicate its successful completion.
void taskTerminated()
Will be emitted by task if it has terminated for any reason other then completion (e....
static QgsRectangle readRectangle(const QDomElement &element)
#define QgsDebugMsgLevel(str, level)
#define QgsDebugError(str)
#define QGIS_PROTECT_QOBJECT_THREAD_ACCESS
Setting options for creating vector data providers.
Setting options for loading point cloud layers.
bool skipStatisticsCalculation
Set to true if the statistics calculation for this point cloud is disabled.
bool loadDefaultStyle
Set to true if the default layer style should be loaded.
bool skipIndexGeneration
Set to true if point cloud index generation should be skipped.
QgsCoordinateTransformContext transformContext
Coordinate transform context.