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Lts/Common/LtsTimelineClassic/EventDelegate.h

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+/**
+  * @RDE_HEADER@
+  * manages each row in view which type of container is suitable for current situation
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Mike Wille, SLSE, 2014-10-01
+  */
+
+#pragma once
+
+#include "AbstractTimelineModel.h"
+#include "Range.h"
+
+#include <QStyledItemDelegate>
+
+
+namespace LtsTimelineClassic
+{
+
+/**
+ * @brief manages each row in view which type of container is suitable for current situation
+ */
+class EventDelegate : public QStyledItemDelegate // manages all EventContainer and kind of
+{
+  Q_OBJECT
+
+public:
+  /**
+   * @brief delegate which manages all containers (active/passive event containers) for the view
+   * @param parent on which parent this delegates lies on
+   * @param timelineModel model to get data for containers
+   */
+  EventDelegate(QWidget *parent = nullptr);
+  void setKnownRanges(const QVector<Range> &knownRanges);
+
+  /**
+   * @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 = QStyleOptionViewItem(), const QModelIndex &index = QModelIndex()) const;
+
+  void setLiveTime(qint64 liveTime);
+private:
+  /**
+   * @brief paint draws all containers on itself (which lies directly on the view)
+   * @param painter painter to draw all containers on the view
+   * @param option style options of coherant row & column
+   * @param index which row & column to paint
+   */
+  void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+
+  /**
+   * @brief creates or returns an active event container so that users can interact with events on the view
+   * @param parent on which delegate/parent this editor lies on
+   * @param option style options of coherant row & column
+   * @param index which row & column to lay the editor on
+   * @return
+   */
+  //QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const;
+
+  LineMap m_lineMap;
+  QVector<Range> m_knownRanges;
+  qint64 m_liveTime;
+
+public slots:
+  /**
+   * @brief deletes line list (date text line lists)
+   */
+  void slotResetLineList();
+
+  /**
+   * @brief add date text line pixel position which should be added to a list,
+   * so that the view can draw them on itself
+   * @param posX pixel position of date text line
+   */
+  void slotAddLine(int posX, qint64 time);
+};
+
+}