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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,141 @@ | ||
| /*************************************************************************** | ||
| qgspointcloudeditingindex.cpp | ||
| --------------------- | ||
| begin : December 2024 | ||
| copyright : (C) 2024 by Stefanos Natsis | ||
| email : uclaros 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 "qgspointcloudeditingindex.h" | ||
| #include "qgspointcloudlayer.h" | ||
| #include "qgspointcloudlayereditutils.h" | ||
| #include "qgscoordinatereferencesystem.h" | ||
|
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|
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| QgsPointCloudEditingIndex::QgsPointCloudEditingIndex( QgsPointCloudLayer *layer ) | ||
| : mIndex( layer ? layer->index() : nullptr ) | ||
| { | ||
| if ( !layer || | ||
| !layer->dataProvider() || | ||
| !layer->dataProvider()->hasValidIndex() || | ||
| !( layer->dataProvider()->capabilities() & QgsPointCloudDataProvider::Capability::ChangeAttributeValues ) ) | ||
| return; | ||
|
|
||
| mAttributes = mIndex->attributes(); | ||
| mScale = mIndex->scale(); | ||
| mOffset = mIndex->offset(); | ||
| mExtent = mIndex->extent(); | ||
| mZMin = mIndex->zMin(); | ||
| mZMax = mIndex->zMax(); | ||
| mRootBounds = mIndex->rootNodeBounds(); | ||
| mSpan = mIndex->span(); | ||
| mIsValid = true; | ||
| } | ||
|
|
||
| std::unique_ptr<QgsPointCloudIndex> QgsPointCloudEditingIndex::clone() const | ||
| { | ||
| return nullptr; | ||
| } | ||
|
|
||
| void QgsPointCloudEditingIndex::load( const QString & ) | ||
| { | ||
| return; | ||
| } | ||
|
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| bool QgsPointCloudEditingIndex::isValid() const | ||
| { | ||
| return mIsValid && mIndex->isValid(); | ||
| } | ||
|
|
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| QgsPointCloudIndex::AccessType QgsPointCloudEditingIndex::accessType() const | ||
| { | ||
| return mIndex->accessType(); | ||
| } | ||
|
|
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| QgsCoordinateReferenceSystem QgsPointCloudEditingIndex::crs() const | ||
| { | ||
| return mIndex->crs(); | ||
| } | ||
|
|
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| qint64 QgsPointCloudEditingIndex::pointCount() const | ||
| { | ||
| return mIndex->pointCount(); | ||
| } | ||
|
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| QVariantMap QgsPointCloudEditingIndex::originalMetadata() const | ||
| { | ||
| return mIndex->originalMetadata(); | ||
| } | ||
|
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| bool QgsPointCloudEditingIndex::hasNode( const QgsPointCloudNodeId &n ) const | ||
| { | ||
| return mIndex->hasNode( n ); | ||
| } | ||
|
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| QgsPointCloudNode QgsPointCloudEditingIndex::getNode( const QgsPointCloudNodeId &id ) const | ||
| { | ||
| return mIndex->getNode( id ); | ||
| } | ||
|
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| std::unique_ptr< QgsPointCloudBlock > QgsPointCloudEditingIndex::nodeData( const QgsPointCloudNodeId &n, const QgsPointCloudRequest &request ) | ||
| { | ||
| if ( mEditedNodeData.contains( n ) ) | ||
| { | ||
| const QByteArray data = mEditedNodeData.value( n ); | ||
| int nPoints = data.size() / mIndex->attributes().pointRecordSize(); | ||
|
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| const QByteArray requestedData = QgsPointCloudLayerEditUtils::dataForAttributes( mIndex->attributes(), data, request ); | ||
|
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| std::unique_ptr<QgsPointCloudBlock> block = std::make_unique< QgsPointCloudBlock >( | ||
| nPoints, | ||
| request.attributes(), | ||
| requestedData, | ||
| mIndex->scale(), | ||
| mIndex->offset() ); | ||
| return block; | ||
| } | ||
| else | ||
| { | ||
| return mIndex->nodeData( n, request ); | ||
| } | ||
| } | ||
|
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| QgsPointCloudBlockRequest *QgsPointCloudEditingIndex::asyncNodeData( const QgsPointCloudNodeId &, const QgsPointCloudRequest & ) | ||
| { | ||
| Q_ASSERT( false ); | ||
| return nullptr; | ||
| } | ||
|
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| bool QgsPointCloudEditingIndex::commitChanges() | ||
| { | ||
| if ( !isModified() ) | ||
| return true; | ||
|
|
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| if ( !mIndex->updateNodeData( mEditedNodeData ) ) | ||
| return false; | ||
|
|
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| mEditedNodeData.clear(); | ||
| return true; | ||
| } | ||
|
|
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| bool QgsPointCloudEditingIndex::isModified() const | ||
| { | ||
| return !mEditedNodeData.isEmpty(); | ||
| } | ||
|
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| bool QgsPointCloudEditingIndex::updateNodeData( const QHash<QgsPointCloudNodeId, QByteArray> &data ) | ||
| { | ||
| for ( auto it = data.constBegin(); it != data.constEnd(); ++it ) | ||
| { | ||
| mEditedNodeData[it.key()] = it.value(); | ||
| } | ||
|
|
||
| return true; | ||
| } |
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