/**
  * @RDE_HEADER@
  * manages each row in view which type of container is suitable for current situation
  * $Id: ItemDelegate.h 49755 2020-02-04 08:44:47Z ehrlicher $
  * $HeadURL: svn://192.168.133.21/TDS/branches/product/features/hotline/Lts/Common/LtsEventTimeline/ItemDelegate.h $
  * $Author: ehrlicher $
  * Created by Mike Wille, SLSE, 2014-10-01
  */

#pragma once

#include <LtsTimeline/ltstimeline_export.h>

#include <QStyledItemDelegate>
#include <QPushButton>


namespace LtsTimeline
{

class TimelineView;
class TimelineModel;


class LTSTIMELINE_EXPORT ItemDelegate : public QStyledItemDelegate
{
  Q_OBJECT

public:
  ItemDelegate(TimelineView *parent = nullptr);
  ~ItemDelegate();

  /**
   * @brief minimum size a row / column should take
   * @param option style options of coherant row & column
   * @param index which row & column is affected
   * @return
   */
  QSize sizeHint(const QStyleOptionViewItem &option = {}, const QModelIndex &index = {}) const override;

  /**
   * @brief paintDragItems paints dragged items over the view
   * @param painter painter to draw all dragged items on the view
   */
  virtual void paintDragItems(QPainter *painter) const;
  virtual void paintTrackButtons(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;

protected:
  virtual void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;

protected:
  TimelineView *m_view { nullptr };

  QPushButton *m_pushButton { nullptr };
  QPushButton *m_pushButtonPressed { nullptr };

};

} // namespace LtsTimeline