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qgsvtpkvectortiledataprovider.h
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qgsvtpkvectortiledataprovider.h
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/***************************************************************************
qgsvtpkvectortiledataprovider.h
--------------------------------------
Date : March 2020
Copyright : (C) 2020 by Martin Dobias
Email : wonder dot sk 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 QGSVTPKVECTORTILEDATAPROVIDER_H
#define QGSVTPKVECTORTILEDATAPROVIDER_H
#include "qgis_core.h"
#include "qgis_sip.h"
#include "qgsvectortiledataprovider.h"
#include "qgsprovidermetadata.h"
#include "qgsvectortilematrixset.h"
#include <QImage>
#define SIP_NO_FILE
///@cond PRIVATE
class QgsVtpkTiles;
class CORE_EXPORT QgsVtpkVectorTileDataProvider : public QgsVectorTileDataProvider
{
Q_OBJECT
public:
QgsVtpkVectorTileDataProvider( const QString &uri,
const QgsDataProvider::ProviderOptions &providerOptions,
QgsDataProvider::ReadFlags flags );
QgsVtpkVectorTileDataProvider( const QgsVtpkVectorTileDataProvider &other );
/**
* QgsVtpkVectorTileDataProvider cannot be assigned.
*/
QgsVtpkVectorTileDataProvider &operator=( const QgsVtpkVectorTileDataProvider &other ) = delete;
QgsVectorTileDataProvider::ProviderCapabilities providerCapabilities() const override;
QString name() const override;
QString description() const override;
QgsVectorTileDataProvider *clone() const override;
QString sourcePath() const override;
bool isValid() const override;
QgsCoordinateReferenceSystem crs() const override;
QgsRectangle extent() const override;
QgsLayerMetadata layerMetadata() const override;
const QgsVectorTileMatrixSet &tileMatrixSet() const override;
QVariantMap styleDefinition() const override;
QVariantMap spriteDefinition() const override;
QImage spriteImage() const override;
QByteArray readTile( const QgsTileMatrixSet &tileMatrix, const QgsTileXYZ &id, QgsFeedback *feedback = nullptr ) const override;
QList<QgsVectorTileRawData> readTiles( const QgsTileMatrixSet &, const QVector<QgsTileXYZ> &tiles, QgsFeedback *feedback = nullptr ) const override;
static QString DATA_PROVIDER_KEY;
static QString DATA_PROVIDER_DESCRIPTION;
private:
//! Returns raw tile data for a single tile loaded from VTPK file
static QByteArray loadFromVtpk( QgsVtpkTiles &vtpkTileReader, const QgsTileXYZ &id, QgsFeedback *feedback = nullptr );
bool mIsValid = false;
QgsCoordinateReferenceSystem mCrs;
QgsRectangle mExtent;
QgsVectorTileMatrixSet mMatrixSet;
QgsLayerMetadata mLayerMetadata;
QVariantMap mStyleDefinition;
QVariantMap mSpriteDefinition;
QImage mSpriteImage;
};
class QgsVtpkVectorTileDataProviderMetadata : public QgsProviderMetadata
{
Q_OBJECT
public:
QgsVtpkVectorTileDataProviderMetadata();
QgsProviderMetadata::ProviderMetadataCapabilities capabilities() const override;
QgsVtpkVectorTileDataProvider *createProvider( const QString &uri, const QgsDataProvider::ProviderOptions &options, QgsDataProvider::ReadFlags flags = QgsDataProvider::ReadFlags() ) override;
QIcon icon() const override;
ProviderCapabilities providerCapabilities() const override;
QString filters( Qgis::FileFilterType type ) override;
QList< QgsProviderSublayerDetails > querySublayers( const QString &uri, Qgis::SublayerQueryFlags flags = Qgis::SublayerQueryFlags(), QgsFeedback *feedback = nullptr ) const override;
int priorityForUri( const QString &uri ) const override;
QList< Qgis::LayerType > validLayerTypesForUri( const QString &uri ) const override;
QVariantMap decodeUri( const QString &uri ) const override;
QString encodeUri( const QVariantMap &parts ) const override;
QString absoluteToRelativeUri( const QString &uri, const QgsReadWriteContext &context ) const override;
QString relativeToAbsoluteUri( const QString &uri, const QgsReadWriteContext &context ) const override;
QList< Qgis::LayerType > supportedLayerTypes() const override;
};
///@endcond
#endif // QGSVTPKVECTORTILEDATAPROVIDER_H