qgspointcloudrendererpropertieswidget.h

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/***************************************************************************
    qgspointcloudrendererpropertieswidget.h
    ---------------------
    begin                : November 2020
    copyright            : (C) 2020 by Nyall Dawson
    email                : nyall dot dawson 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 QGSPOINTCLOUDRENDERERPROPERTIESWIDGET_H
#define QGSPOINTCLOUDRENDERERPROPERTIESWIDGET_H
 
#include "ui_qgspointcloudrendererpropsdialogbase.h"
 
#include "qgis_gui.h"
#include "qgis_sip.h"
#include "qgsmaplayerconfigwidget.h"
#include "qgspropertycollection.h"
#include "qgssymbolwidgetcontext.h"
 
class QgsPointCloudLayer;
class QgsStyle;
class QgsPointCloudRendererWidget;
class QgsMapCanvas;
class QgsMessageBar;

class GUI_EXPORT QgsPointCloudRendererPropertiesWidget : public QgsMapLayerConfigWidget, public QgsExpressionContextGenerator, private Ui::QgsPointCloudRendererPropsDialogBase
{
    Q_OBJECT
 
  public:
    QgsPointCloudRendererPropertiesWidget( QgsPointCloudLayer *layer, QgsStyle *style, QWidget *parent SIP_TRANSFERTHIS = nullptr );

    void setContext( const QgsSymbolWidgetContext &context );
 
    void syncToLayer( QgsMapLayer *layer ) final;
    void setDockMode( bool dockMode ) final;
    QgsExpressionContext createExpressionContext() const override;
 
  public slots:
 
    void apply() override;
 
  private slots:
 
    void rendererChanged();
 
    void emitWidgetChanged();
 
    void updateDataDefinedProperty();
 
  private:
    // for 3D rendering, see values in qgspointcloud3dsymbolwidget.h
    const QMap<double, QString> mOverviewSwitchingScaleMap { { 5.0, "Much earlier" }, { 2.0, "Earlier" }, { 1.0, "Normal" }, { 0.5, "Later" } };
 
    static void initRendererWidgetFunctions();
    void setOverviewSwitchingScale( double scale );
    double overviewSwitchingScale() const;
 
    QgsPointCloudLayer *mLayer = nullptr;
    QgsStyle *mStyle = nullptr;
 
    QgsPointCloudRendererWidget *mActiveWidget = nullptr;
 
    QgsMapCanvas *mMapCanvas = nullptr;
    QgsMessageBar *mMessageBar = nullptr;
 
    bool mBlockChangedSignal = false;
 
    QgsPropertyCollection mDataDefinedProperties;
 
    QgsSymbolWidgetContext mContext;
};
 
 
#endif // QGSPOINTCLOUDRENDERERPROPERTIESWIDGET_H