49 const QString &baseName,
50 const QString &providerLib,
54 , mLayerOptions( options )
56 if ( !uri.isEmpty() && !providerLib.isEmpty() )
64 setDataSource( uri, baseName, providerLib, providerOptions, providerFlags );
75 mStatsCalculationTask = 0;
77 task->waitForFinished();
89 layer->setRenderer( mRenderer->clone() );
91 layer->mElevationProperties = mElevationProperties->
clone();
92 layer->mElevationProperties->setParent( layer );
94 layer->mLayerOptions = mLayerOptions;
95 layer->mSync3DRendererTo2DRenderer = mSync3DRendererTo2DRenderer;
104 if ( !mDataProvider )
107 return mDataProvider->extent();
114 if ( mRenderer->type() != QLatin1String(
"extent" ) )
115 loadIndexesForRenderContext( rendererContext );
132 return mDataProvider.get();
139 return mDataProvider.get();
147 const QDomNode pkeyNode = layerNode.namedItem( QStringLiteral(
"provider" ) );
157 const QDomNode extentNode = layerNode.namedItem( QStringLiteral(
"extent" ) );
158 if ( !extentNode.isNull() )
169 const QDomNode subset = layerNode.namedItem( QStringLiteral(
"subset" ) );
170 const QString subsetText = subset.toElement().text();
171 if ( !subsetText.isEmpty() )
192 QDomElement mapLayerNode = layerNode.toElement();
197 QDomElement subset = doc.createElement( QStringLiteral(
"subset" ) );
198 const QDomText subsetText = doc.createTextNode(
subsetString() );
199 subset.appendChild( subsetText );
200 layerNode.appendChild( subset );
204 QDomElement provider = doc.createElement( QStringLiteral(
"provider" ) );
205 const QDomText providerText = doc.createTextNode(
providerType() );
206 provider.appendChild( providerText );
207 layerNode.appendChild( provider );
220 const QDomElement elem = node.toElement();
224 readStyle( node, errorMessage, context, categories );
241 bool sync = node.attributes().namedItem( QStringLiteral(
"sync3DRendererTo2DRenderer" ) ).nodeValue().toInt( &ok );
248 QDomElement rendererElement = node.firstChildElement( QStringLiteral(
"renderer" ) );
249 if ( !rendererElement.isNull() )
271 const QDomNode blendModeNode = node.namedItem( QStringLiteral(
"blendMode" ) );
272 if ( !blendModeNode.isNull() )
274 const QDomElement e = blendModeNode.toElement();
282 const QDomNode layerOpacityNode = node.namedItem( QStringLiteral(
"layerOpacity" ) );
283 if ( !layerOpacityNode.isNull() )
285 const QDomElement e = layerOpacityNode.toElement();
289 const bool hasScaleBasedVisibiliy { node.attributes().namedItem( QStringLiteral(
"hasScaleBasedVisibilityFlag" ) ).nodeValue() ==
'1' };
292 const double maxScale { node.attributes().namedItem( QStringLiteral(
"maxScale" ) ).nodeValue().toDouble( &ok ) };
297 const double minScale { node.attributes().namedItem( QStringLiteral(
"minScale" ) ).nodeValue().toDouble( &ok ) };
311 Q_UNUSED( errorMessage )
313 QDomElement elem = node.toElement();
316 ( void )
writeStyle( node, doc, errorMessage, context, categories );
325 QDomElement mapLayerNode = node.toElement();
329 mapLayerNode.setAttribute( QStringLiteral(
"sync3DRendererTo2DRenderer" ), mSync3DRendererTo2DRenderer ? 1 : 0 );
336 const QDomElement rendererElement = mRenderer->save( doc, context );
337 node.appendChild( rendererElement );
350 QDomElement blendModeElem = doc.createElement( QStringLiteral(
"blendMode" ) );
352 blendModeElem.appendChild( blendModeText );
353 node.appendChild( blendModeElem );
359 QDomElement layerOpacityElem = doc.createElement( QStringLiteral(
"layerOpacity" ) );
360 const QDomText layerOpacityText = doc.createTextNode( QString::number(
opacity() ) );
361 layerOpacityElem.appendChild( layerOpacityText );
362 node.appendChild( layerOpacityElem );
364 mapLayerNode.setAttribute( QStringLiteral(
"hasScaleBasedVisibilityFlag" ),
hasScaleBasedVisibility() ? 1 : 0 );
365 mapLayerNode.setAttribute( QStringLiteral(
"maxScale" ),
maximumScale() );
366 mapLayerNode.setAttribute( QStringLiteral(
"minScale" ),
minimumScale() );
380void QgsPointCloudLayer::setDataSourcePrivate(
const QString &dataSource,
const QString &baseName,
const QString &provider,
397 mDataProvider.reset( qobject_cast< QgsPointCloudDataProvider * >(
mPreloadedProvider.release() ) );
401 std::unique_ptr< QgsScopedRuntimeProfile > profile;
403 profile = std::make_unique< QgsScopedRuntimeProfile >( tr(
"Create %1 provider" ).arg( provider ), QStringLiteral(
"projectload" ) );
407 if ( !mDataProvider )
409 QgsDebugError( QStringLiteral(
"Unable to get point cloud data provider" ) );
414 mDataProvider->setParent(
this );
415 QgsDebugMsgLevel( QStringLiteral(
"Instantiated the point cloud data provider plugin" ), 2 );
417 setValid( mDataProvider->isValid() );
429 setCrs( mDataProvider->crs() );
435 bool loadDefaultStyleFlag =
false;
438 loadDefaultStyleFlag =
true;
444 mDataProvider->pointCount() > 0 )
446 mDataProvider->generateIndex();
451 !mDataProvider->hasStatisticsMetadata() &&
453 mDataProvider->pointCount() > 0 )
455 calculateStatistics();
462 mStatistics = mDataProvider->metadataStatistics();
465 if ( !mRenderer || loadDefaultStyleFlag )
467 std::unique_ptr< QgsScopedRuntimeProfile > profile;
469 profile = std::make_unique< QgsScopedRuntimeProfile >( tr(
"Load layer style" ), QStringLiteral(
"projectload" ) );
471 bool defaultLoadedFlag =
false;
476 std::unique_ptr< QgsPointCloudRenderer > defaultRenderer( mDataProvider->createRenderer() );
477 if ( defaultRenderer )
479 defaultLoadedFlag =
true;
484 if ( !defaultLoadedFlag && loadDefaultStyleFlag )
489 if ( !defaultLoadedFlag )
524 QgsError providerError = mDataProvider->error();
525 if ( !providerError.
isEmpty() )
545 std::unique_ptr< QgsPointCloudRenderer > defaultRenderer( mDataProvider->createRenderer() );
546 if ( defaultRenderer )
562 QString myMetadata = QStringLiteral(
"<html>\n<body>\n" );
567 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Information from provider" ) + QStringLiteral(
"</h1>\n<hr>\n" );
568 myMetadata += QLatin1String(
"<table class=\"list-view\">\n" );
571 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" ) + tr(
"Extent" ) + QStringLiteral(
"</td><td>" ) +
extent().
toString() + QStringLiteral(
"</td></tr>\n" );
574 QLocale locale = QLocale();
575 locale.setNumberOptions( locale.numberOptions() &= ~QLocale::NumberOption::OmitGroupSeparator );
576 const qint64
pointCount = mDataProvider ? mDataProvider->pointCount() : -1;
577 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
578 + tr(
"Point count" ) + QStringLiteral(
"</td><td>" )
579 + (
pointCount < 0 ? tr(
"unknown" ) : locale.toString(
static_cast<qlonglong
>(
pointCount ) ) )
580 + QStringLiteral(
"</td></tr>\n" );
584 myMetadata += provider->htmlMetadata();
587 myMetadata += QLatin1String(
"</table>\n<br><br>" );
593 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Metadata" ) + QStringLiteral(
"</h1>\n<hr>\n" ) + QStringLiteral(
"<table class=\"list-view\">\n" );
594 const QVariantMap originalMetadata = mDataProvider ? mDataProvider->originalMetadata() : QVariantMap();
596 if ( originalMetadata.value( QStringLiteral(
"creation_year" ) ).toInt() > 0 && originalMetadata.contains( QStringLiteral(
"creation_doy" ) ) )
598 QDate creationDate( originalMetadata.value( QStringLiteral(
"creation_year" ) ).toInt(), 1, 1 );
599 creationDate = creationDate.addDays( originalMetadata.value( QStringLiteral(
"creation_doy" ) ).toInt() );
601 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
602 + tr(
"Creation date" ) + QStringLiteral(
"</td><td>" )
603 + creationDate.toString( Qt::ISODate )
604 + QStringLiteral(
"</td></tr>\n" );
606 if ( originalMetadata.contains( QStringLiteral(
"major_version" ) ) && originalMetadata.contains( QStringLiteral(
"minor_version" ) ) )
608 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
609 + tr(
"Version" ) + QStringLiteral(
"</td><td>" )
610 + QStringLiteral(
"%1.%2" ).arg( originalMetadata.value( QStringLiteral(
"major_version" ) ).toString(),
611 originalMetadata.value( QStringLiteral(
"minor_version" ) ).toString() )
612 + QStringLiteral(
"</td></tr>\n" );
615 if ( !originalMetadata.value( QStringLiteral(
"dataformat_id" ) ).toString().isEmpty() )
617 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
618 + tr(
"Data format" ) + QStringLiteral(
"</td><td>" )
620 originalMetadata.value( QStringLiteral(
"dataformat_id" ) ).toString() ).trimmed()
621 + QStringLiteral(
"</td></tr>\n" );
624 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
625 + tr(
"Scale X" ) + QStringLiteral(
"</td><td>" )
626 + QString::number( originalMetadata.value( QStringLiteral(
"scale_x" ) ).toDouble() )
627 + QStringLiteral(
"</td></tr>\n" );
628 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
629 + tr(
"Scale Y" ) + QStringLiteral(
"</td><td>" )
630 + QString::number( originalMetadata.value( QStringLiteral(
"scale_y" ) ).toDouble() )
631 + QStringLiteral(
"</td></tr>\n" );
632 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
633 + tr(
"Scale Z" ) + QStringLiteral(
"</td><td>" )
634 + QString::number( originalMetadata.value( QStringLiteral(
"scale_z" ) ).toDouble() )
635 + QStringLiteral(
"</td></tr>\n" );
637 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
638 + tr(
"Offset X" ) + QStringLiteral(
"</td><td>" )
639 + QString::number( originalMetadata.value( QStringLiteral(
"offset_x" ) ).toDouble() )
640 + QStringLiteral(
"</td></tr>\n" );
641 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
642 + tr(
"Offset Y" ) + QStringLiteral(
"</td><td>" )
643 + QString::number( originalMetadata.value( QStringLiteral(
"offset_y" ) ).toDouble() )
644 + QStringLiteral(
"</td></tr>\n" );
645 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
646 + tr(
"Offset Z" ) + QStringLiteral(
"</td><td>" )
647 + QString::number( originalMetadata.value( QStringLiteral(
"offset_z" ) ).toDouble() )
648 + QStringLiteral(
"</td></tr>\n" );
650 if ( !originalMetadata.value( QStringLiteral(
"project_id" ) ).toString().isEmpty() )
652 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
653 + tr(
"Project ID" ) + QStringLiteral(
"</td><td>" )
654 + originalMetadata.value( QStringLiteral(
"project_id" ) ).toString()
655 + QStringLiteral(
"</td></tr>\n" );
658 if ( !originalMetadata.value( QStringLiteral(
"system_id" ) ).toString().isEmpty() )
660 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
661 + tr(
"System ID" ) + QStringLiteral(
"</td><td>" )
662 + originalMetadata.value( QStringLiteral(
"system_id" ) ).toString()
663 + QStringLiteral(
"</td></tr>\n" );
666 if ( !originalMetadata.value( QStringLiteral(
"software_id" ) ).toString().isEmpty() )
668 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" )
669 + tr(
"Software ID" ) + QStringLiteral(
"</td><td>" )
670 + originalMetadata.value( QStringLiteral(
"software_id" ) ).toString()
671 + QStringLiteral(
"</td></tr>\n" );
675 myMetadata += QLatin1String(
"</table>\n<br><br>" );
678 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Identification" ) + QStringLiteral(
"</h1>\n<hr>\n" );
679 myMetadata += htmlFormatter.identificationSectionHtml( );
680 myMetadata += QLatin1String(
"<br><br>\n" );
683 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Extent" ) + QStringLiteral(
"</h1>\n<hr>\n" );
684 myMetadata += htmlFormatter.extentSectionHtml(
isSpatial() );
685 myMetadata += QLatin1String(
"<br><br>\n" );
688 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Access" ) + QStringLiteral(
"</h1>\n<hr>\n" );
689 myMetadata += htmlFormatter.accessSectionHtml( );
690 myMetadata += QLatin1String(
"<br><br>\n" );
693 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Attributes" ) + QStringLiteral(
"</h1>\n<hr>\n<table class=\"list-view\">\n" );
698 myMetadata += QStringLiteral(
"<tr><td class=\"highlight\">" ) + tr(
"Count" ) + QStringLiteral(
"</td><td>" ) + QString::number( attrs.
count() ) + QStringLiteral(
"</td></tr>\n" );
700 myMetadata += QLatin1String(
"</table>\n<br><table width=\"100%\" class=\"tabular-view\">\n" );
701 myMetadata += QLatin1String(
"<tr><th>" ) + tr(
"Attribute" ) + QLatin1String(
"</th><th>" ) + tr(
"Type" ) + QLatin1String(
"</th></tr>\n" );
703 for (
int i = 0; i < attrs.
count(); ++i )
708 rowClass = QStringLiteral(
"class=\"odd-row\"" );
709 myMetadata += QLatin1String(
"<tr " ) + rowClass + QLatin1String(
"><td>" ) + attribute.
name() + QLatin1String(
"</td><td>" ) + attribute.
displayType() + QLatin1String(
"</td></tr>\n" );
713 myMetadata += QLatin1String(
"</table>\n<br><br>" );
717 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Contacts" ) + QStringLiteral(
"</h1>\n<hr>\n" );
718 myMetadata += htmlFormatter.contactsSectionHtml( );
719 myMetadata += QLatin1String(
"<br><br>\n" );
722 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"Links" ) + QStringLiteral(
"</h1>\n<hr>\n" );
723 myMetadata += htmlFormatter.linksSectionHtml( );
724 myMetadata += QLatin1String(
"<br><br>\n" );
727 myMetadata += QStringLiteral(
"<h1>" ) + tr(
"History" ) + QStringLiteral(
"</h1>\n<hr>\n" );
728 myMetadata += htmlFormatter.historySectionHtml( );
729 myMetadata += QLatin1String(
"<br><br>\n" );
733 myMetadata += QLatin1String(
"\n</body>\n</html>\n" );
741 return mElevationProperties;
755 return mDataProvider ? mDataProvider->pointCount() : 0;
762 return mRenderer.get();
769 return mRenderer.get();
783 if ( mSync3DRendererTo2DRenderer )
791 if ( !
isValid() || !mDataProvider )
793 QgsDebugMsgLevel( QStringLiteral(
"invoked with invalid layer or null mDataProvider" ), 3 );
797 else if ( subset == mDataProvider->subsetString() )
800 bool res = mDataProvider->setSubsetString( subset );
813 if ( !
isValid() || !mDataProvider )
815 QgsDebugMsgLevel( QStringLiteral(
"invoked with invalid layer or null mDataProvider" ), 3 );
816 return customProperty( QStringLiteral(
"storedSubsetString" ) ).toString();
818 return mDataProvider->subsetString();
840 return mSync3DRendererTo2DRenderer;
847 mSync3DRendererTo2DRenderer = sync;
852void QgsPointCloudLayer::calculateStatistics()
856 if ( !mDataProvider.get() || !mDataProvider->hasValidIndex() )
861 if ( mStatsCalculationTask )
863 QgsMessageLog::logMessage( QObject::tr(
"A statistics calculation task for the point cloud %1 is already in progress" ).arg( this->
name() ) );
867 if ( mDataProvider && mDataProvider->index() && mDataProvider->index()->isValid() )
869 if ( QgsCopcPointCloudIndex *index = qobject_cast<QgsCopcPointCloudIndex *>( mDataProvider->index() ) )
871 mStatistics = index->readStatistics();
883 QVector<QgsPointCloudAttribute>
attributes = mDataProvider->attributes().attributes();
894 QgsPointCloudStatsCalculationTask *task =
new QgsPointCloudStatsCalculationTask( mDataProvider->index(),
attributes, 1000000 );
897 mStatistics = task->calculationResults();
900 QVector<QString> coordinateAttributes;
901 coordinateAttributes.push_back( QStringLiteral(
"X" ) );
902 coordinateAttributes.push_back( QStringLiteral(
"Y" ) );
903 coordinateAttributes.push_back( QStringLiteral(
"Z" ) );
905 QMap<QString, QgsPointCloudAttributeStatistics> statsMap = mStatistics.
statisticsMap();
907 for (
const QString &attribute : coordinateAttributes )
912 if ( !min.isValid() )
920 for (
const QVariant &
c : classes )
924 statsMap[ attribute ] = s;
932 mStatsCalculationTask = 0;
934 if ( mDataProvider && mDataProvider->index() && mDataProvider->index()->isValid() && mDataProvider->name() == QLatin1String(
"pdal" ) && mStatistics.
sampledPointsCount() != 0 )
936 if ( QgsCopcPointCloudIndex *index = qobject_cast<QgsCopcPointCloudIndex *>( mDataProvider->index() ) )
938 index->writeStatistics( mStatistics );
947 if ( mStatsCalculationTask )
950 mStatsCalculationTask = 0;
960void QgsPointCloudLayer::resetRenderer()
964 mDataProvider->loadIndex();
967 calculateStatistics();
969 if ( !mRenderer || mRenderer->type() == QLatin1String(
"extent" ) )
978void QgsPointCloudLayer::loadIndexesForRenderContext(
QgsRenderContext &rendererContext )
const
989 QgsDebugError( QStringLiteral(
"Transformation of extent failed!" ) );
992 const QVector<QgsPointCloudSubIndex> subIndex = mDataProvider->subIndexes();
993 for (
int i = 0; i < subIndex.size(); ++i )
996 if ( subIndex.at( i ).index() )
999 if ( subIndex.at( i ).extent().intersects( renderExtent ) &&
1000 renderExtent.
width() < subIndex.at( i ).extent().width() )
1002 mDataProvider->loadSubIndex( i );
The Qgis class provides global constants for use throughout the application.
@ StDev
Standard deviation of values.
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.
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 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...
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 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)
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.
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.
QString name() const
Returns name of the attribute.
Base class for providing data for QgsPointCloudLayer.
@ CreateRenderer
Provider can create 2D renderers using backend-specific formatting information. See QgsPointCloudData...
@ 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.
Represents a indexed point clouds data in octree.
virtual QVariantList metadataClasses(const QString &attribute) const
Returns the classes of attribute.
virtual QVariant metadataStatistic(const QString &attribute, Qgis::Statistic statistic) const
Returns the statistic statistic of attribute.
virtual QVariant metadataClassStatistic(const QString &attribute, const QVariant &value, Qgis::Statistic statistic) const
Returns the statistic statistic of the class value of the attribute 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.
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.
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...
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.
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.
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.
~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.
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.
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.
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.
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.
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.
QString toString(int precision=16) const
Returns a string representation of form xmin,ymin : xmax,ymax Coordinates will be truncated to the sp...
double width() const
Returns the width of the rectangle.
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)
As part of the API refactoring and improvements which landed in the Processing API was substantially reworked from the x version This was done in order to allow much of the underlying Processing framework to be ported into c
#define QgsDebugMsgLevel(str, level)
#define QgsDebugError(str)
#define QGIS_PROTECT_QOBJECT_THREAD_ACCESS_NON_FATAL
#define QGIS_PROTECT_QOBJECT_THREAD_ACCESS
Setting options for creating vector data providers.
Class used to store statistics of one attribute of a point cloud dataset.
QMap< int, int > classCount
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.