qgsdiagramwidget.h

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/***************************************************************************
  qgsdiagramwidget.h
  Container widget for diagram layers
  -------------------
         begin                : September 2024
         copyright            : (C) Germán Carrillo
         email                : german at opengis dot ch
 
 ***************************************************************************
 *                                                                         *
 *   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 QGSDIAGRAMWIDGET_H
#define QGSDIAGRAMWIDGET_H
 
// We don't want to expose this in the public API
#define SIP_NO_FILE
 
#include "ui_qgsdiagramwidget.h"
 
#include "qgsmaplayerconfigwidget.h"
 
#include <QWidget>

class GUI_EXPORT QgsDiagramWidget : public QgsMapLayerConfigWidget, private Ui::QgsDiagramWidget
{
    Q_OBJECT
 
  public:
    QgsDiagramWidget( QgsVectorLayer *layer, QgsMapCanvas *canvas, QWidget *parent = nullptr );

    void syncToOwnLayer();
 
  public slots:
    void apply() override;
 
  signals:
    void auxiliaryFieldCreated();
 
  private slots:
    void mDiagramTypeComboBox_currentIndexChanged( int index );
    void showEngineConfigDialog();
 
  private:
    enum Mode
    {
      ModeNone,
      ModePie,
      ModeText,
      ModeHistogram,
      ModeStackedBar,
      ModeStacked
    };
 
    QgsVectorLayer *mLayer = nullptr;
    QgsMapCanvas *mCanvas = nullptr;
 
    QWidget *mWidget = nullptr;
};
 
#endif // QGSDIAGRAMWIDGET_H