QmitkLevelWindowPresetDefinitionDialog.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
#ifndef QmitkLevelWindowPresetDefinitionDialog_h
#define QmitkLevelWindowPresetDefinitionDialog_h
 
#include <MitkQtWidgetsExports.h>
 
#include <QDialog>
#include <QSortFilterProxyModel>
 
#include <map>
#include <string>
#include <memory>
 
namespace Ui
{
  class QmitkLevelWindowPresetDefinition;
}
 
class MITKQTWIDGETS_EXPORT QmitkLevelWindowPresetDefinitionDialog : public QDialog
{
  Q_OBJECT
 
public:
  QmitkLevelWindowPresetDefinitionDialog(QWidget *parent = nullptr, Qt::WindowFlags f = {});
  ~QmitkLevelWindowPresetDefinitionDialog() override;
 
  void setPresets(std::map<std::string, double> &level,
                  std::map<std::string, double> &window,
                  QString initLevel,
                  QString initWindow);
 
  std::map<std::string, double> getLevelPresets();
 
  std::map<std::string, double> getWindowPresets();
 
protected slots:
 
  void addPreset();
  void removePreset();
  void changePreset();
 
  void ListViewSelectionChanged(const QItemSelection &, const QItemSelection &);
  void sortPresets(int index);
 
protected:
  class PresetTableModel : public QAbstractTableModel
  {
  public:
    struct Entry
    {
      std::string name;
      double level;
      double window;
 
      Entry(const std::string &n, double l, double w) : name(n), level(l), window(w) {}
    };
 
    PresetTableModel(std::map<std::string, double> &levels,
                     std::map<std::string, double> &windows,
                     QObject *parent = nullptr);
 
    int rowCount(const QModelIndex &) const override;
    int columnCount(const QModelIndex &) const override;
    QVariant data(const QModelIndex &index, int) const override;
 
    QVariant headerData(int section, Qt::Orientation orientation, int) const override;
 
    void addPreset(std::string &name, double level, double window);
    void removePreset(const QModelIndex &);
    void changePreset(int row, std::string &name, double level, double window);
 
    void getLevels(std::map<std::string, double> &levels);
    void getWindows(std::map<std::string, double> &windows);
 
    bool contains(std::string &name);
 
    Entry getPreset(const QModelIndex &) const;
 
  private:
    std::vector<Entry> m_Entries;
  };
 
  void resizeEvent(QResizeEvent *event) override;
  void showEvent(QShowEvent *event) override;
 
  void resizeColumns();
 
  std::unique_ptr<Ui::QmitkLevelWindowPresetDefinition> m_Controls;
  PresetTableModel *m_TableModel;
  QSortFilterProxyModel m_SortModel;
};
 
#endif