pqDisplayColorWidget.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-FileCopyrightText: Copyright (c) Sandia Corporation
// SPDX-License-Identifier: BSD-3-Clause
#ifndef pqDisplayColorWidget_h
#define pqDisplayColorWidget_h

#include "pqComponentsModule.h"

#include <QIcon>
#include <QPair>
#include <QPointer>
#include <QScopedPointer>
#include <QWidget>

#include <vector>

class QComboBox;
class pqDataRepresentation;
class pqScalarsToColors;
class vtkSMProxy;
class vtkSMViewProxy;

class PQCOMPONENTS_EXPORT pqDisplayColorWidget : public QWidget
{
  Q_OBJECT
  Q_PROPERTY(QString representationText READ representationText WRITE setRepresentationText);
  typedef QWidget Superclass;

public:
  typedef QPair<int, QString> ValueType;

  pqDisplayColorWidget(QWidget* parent = nullptr);
  ~pqDisplayColorWidget() override;

  ValueType arraySelection() const;
  QString getCurrentText() const { return this->arraySelection().second; }

  int componentNumber() const;

  vtkSMViewProxy* viewProxy() const;

  static void hideScalarBarsIfNotNeeded(vtkSMViewProxy* view, std::vector<vtkSMProxy*> luts);

  static void updateScalarBarVisibility(
    vtkSMViewProxy* view, vtkSMProxy* reprProxy, int selectedPropertiesType = 0 /*Representation*/);

  QString representationText() const { return this->RepresentationText; }

Q_SIGNALS:
  void arraySelectionChanged();

  void representationTextChanged(const QString& text);

public Q_SLOTS:

  void setRepresentation(pqDataRepresentation* display, int selectedPropertiesType);
  void setRepresentation(pqDataRepresentation* display)
  {
    this->setRepresentation(display, 0 /*Representation*/);
  }

  void setRepresentationText(const QString& text);

  void queryCurrentSelectedArray();

private Q_SLOTS:
  void refreshColorArrayNames();

  void renderActiveView();

  void refreshComponents();

  void updateColorTransferFunction();

  void componentNumberChanged();

  void pruneOutOfDomainEntries();

  void pruneOutOfDomainComponentEntries();

protected:
  void setArraySelection(const ValueType&);
  void setComponentNumber(int);

private:
  QVariant itemData(int association, const QString& arrayName) const;
  QIcon* itemIcon(int association, const QString& arrayName) const;

  int addOutOfDomainEntry(int association, const QString& arrayName);
  int addOutOfDomainComponentEntry(const QString& componentName, int index);

  QScopedPointer<QIcon> CellDataIcon;
  QScopedPointer<QIcon> PointDataIcon;
  QScopedPointer<QIcon> FieldDataIcon;
  QScopedPointer<QIcon> SolidColorIcon;
  QComboBox* Variables;
  QComboBox* Components;
  QPointer<pqDataRepresentation> Representation;
  QPointer<pqScalarsToColors> ColorTransferFunction;
  QString RepresentationText;

  class pqInternals;
  QScopedPointer<pqInternals> Internals;

  class PropertyLinksConnection;
  friend class PropertyLinksConnection;
};
#endif