qgsvectorlayersaveasdialog.h

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/***************************************************************************
                          qgsvectorlayersaveasdialog.h
 Dialog to select destination, type and crs to save as ogr layers
                             -------------------
    begin                : Mon Mar 22 2010
    copyright            : (C) 2010 by Juergen E. Fischer
    email                : jef at norbit dot de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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 QGSVECTORLAYERSAVEASDIALOG_H
#define QGSVECTORLAYERSAVEASDIALOG_H

#include "ui_qgsvectorlayersaveasdialogbase.h"
#include <QDialog>
#include "qgshelp.h"
#include "qgsfields.h"
#include "qgsvectorfilewriter.h"
#include "qgis_gui.h"

#define SIP_NO_FILE

class QgsVectorLayer;

class GUI_EXPORT QgsVectorLayerSaveAsDialog : public QDialog, private Ui::QgsVectorLayerSaveAsDialogBase
{
    Q_OBJECT

  public:

    enum Options
    {
      Symbology = 1, 
      DestinationCrs = 1 << 2, 
      Fields = 1 << 3, 
      AddToCanvas = 1 << 4, 
      SelectedOnly = 1 << 5, 
      GeometryType = 1 << 6, 
      Extent = 1 << 7, 
      AllOptions = ~0 
    };

    QgsVectorLayerSaveAsDialog( long srsid, QWidget *parent = nullptr, Qt::WindowFlags fl = nullptr );

    QgsVectorLayerSaveAsDialog( QgsVectorLayer *layer, int options = AllOptions, QWidget *parent = nullptr, Qt::WindowFlags fl = nullptr );

    QString format() const;

    QString encoding() const;

    QString filename() const;

    QString layername() const;

    QStringList datasourceOptions() const;

    QStringList layerOptions() const;

    long crs() const;

    QgsAttributeList selectedAttributes() const;
    QgsAttributeList attributesAsDisplayedValues() const;

    bool addToCanvas() const;

    void setAddToCanvas( bool checked );

    int symbologyExport() const;

    double scale() const;

    void setMapCanvas( QgsMapCanvas *canvas );

    bool hasFilterExtent() const;

    QgsRectangle filterExtent() const;

    void setOnlySelected( bool onlySelected );

    bool onlySelected() const;

    QgsWkbTypes::Type geometryType() const;

    bool automaticGeometryType() const;

    bool forceMulti() const;

    void setForceMulti( bool checked );

    bool includeZ() const;

    void setIncludeZ( bool checked );

    QgsVectorFileWriter::ActionOnExistingFile creationActionOnExistingFile() const;

  private slots:

    void mFormatComboBox_currentIndexChanged( int idx );
    void mCrsSelector_crsChanged( const QgsCoordinateReferenceSystem &crs );
    void showHelp();
    void mSymbologyExportComboBox_currentIndexChanged( const QString &text );
    void mGeometryTypeComboBox_currentIndexChanged( int index );
    void accept() override;
    void mSelectAllAttributes_clicked();
    void mDeselectAllAttributes_clicked();
    void mReplaceRawFieldValues_stateChanged( int state );
    void mAttributeTable_itemChanged( QTableWidgetItem *item );

  private:
    void setup();
    QList< QPair< QLabel *, QWidget * > > createControls( const QMap<QString, QgsVectorFileWriter::Option *> &options );

    long mCRS;

    QgsRectangle mLayerExtent;
    QgsCoordinateReferenceSystem mLayerCrs;
    QgsVectorLayer *mLayer = nullptr;
    QgsMapCanvas *mMapCanvas = nullptr;
    bool mAttributeTableItemChangedSlotEnabled;
    bool mReplaceRawFieldValuesStateChangedSlotEnabled;
    QgsVectorFileWriter::ActionOnExistingFile mActionOnExistingFile;
    Options mOptions = AllOptions;
};

#endif // QGSVECTORLAYERSAVEASDIALOG_H