qgspointcloudeditingindex.h

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/***************************************************************************
    qgspointcloudeditingindex.h
    ---------------------
    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.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSPOINTCLOUDEDITINGINDEX_H
#define QGSPOINTCLOUDEDITINGINDEX_H
 
#include "qgis_core.h"
#include "qgspointcloudindex.h"
 
#define SIP_NO_FILE
 
class QgsPointCloudLayer;

class CORE_EXPORT QgsPointCloudEditingIndex : public QgsAbstractPointCloudIndex
{
  public:
    explicit QgsPointCloudEditingIndex( QgsPointCloudLayer *layer );
 
    void load( const QString &fileName, const QString &authcfg = QString() ) override;
    bool isValid() const override;
    Qgis::PointCloudAccessType accessType() const override;
    QgsCoordinateReferenceSystem crs() const override;
    qint64 pointCount() const override;
    QVariantMap originalMetadata() const override;
 
    bool hasNode( const QgsPointCloudNodeId &n ) const override;
    QgsPointCloudNode getNode( const QgsPointCloudNodeId &id ) const override;
 
    bool setSubsetString( const QString &subset ) override;
    QString subsetString() const override;
 
    std::unique_ptr< QgsPointCloudBlock > nodeData( const QgsPointCloudNodeId &n, const QgsPointCloudRequest &request ) override;
    QgsPointCloudBlockRequest *asyncNodeData( const QgsPointCloudNodeId &n, const QgsPointCloudRequest &request ) override;
 
    bool updateNodeData( const QHash<QgsPointCloudNodeId, QByteArray> &data ) override;

    QgsPointCloudIndex backingIndex() const;

    const QByteArray rawEditedNodeData( QgsPointCloudNodeId n ) const;

    void resetNodeEdits( QgsPointCloudNodeId n );

    bool commitChanges( QString *errorMessage = nullptr );

    bool isModified() const;

    bool isNodeModified( QgsPointCloudNodeId n ) const;

    QList<QgsPointCloudNodeId> updatedNodes() const;
 
 
  private:
    QgsPointCloudIndex mIndex;
    bool mIsValid = false;
    QHash<QgsPointCloudNodeId, QByteArray> mEditedNodeData;
    mutable QMutex mEditedNodeDataMutex;
 
    friend class QgsPointCloudLayerEditUtils;
};
 
#endif // QGSPOINTCLOUDEDITINGINDEX_H