Initial commit

Lts/Common/LtsTimelineClassic/TimelineView.h

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+/**
+  * @RDE_HEADER@
+  * MVC view (QTreeView) - shows items (rows), events, date-time lines and more
+  * $Id$
+  * $HeadURL$
+  * $Author$
+  * Created by Mike Wille, SLSE, 2014-10-01
+  */
+
+#pragma once
+
+#include "AbstractTimelineModel.h"
+#include "TimelineIndicator.h"
+#include "TimelineHeaderView.h"
+#include "LineMap.h"
+#include "Range.h"
+
+#include <QTreeView>
+
+
+namespace LtsTimelineClassic
+{
+/**
+ * @brief MVC view (QTreeView) - shows items (rows), events, date-time lines and more
+ */
+class TimelineView : public QTreeView
+{
+  Q_OBJECT
+
+public:
+  /**
+   * @brief creates a specialized QTreeView
+   * @param parent parent of this widget
+   */
+  explicit TimelineView(QWidget *parent);
+
+  EventGraphic *getEventOnPosition(QPoint position);
+
+  /**
+     * @brief sets the (Timeline-)Model by calling setModel of base class QTreeView with additional options
+     * @param model new TimelineModel
+     */
+  void setTimelineModel(AbstractTimelineModel *model);
+
+  /**
+     * @brief returns the timeline model
+     * @return timeline model
+     */
+  AbstractTimelineModel *timelineModel();
+
+  /**
+     * @brief refreshes the view data, which triggers all views to refresh also
+     */
+  void refreshData();
+
+  /**
+     * @brief setHeader overloaded, does more than the original
+     * @param header header to set
+     */
+  void setHeader(QHeaderView *header);
+
+
+  void setKnownRanges(const QVector<Range> &newRanges)
+  {
+    m_knownRanges = newRanges;
+  }
+
+  void setDrawCache(bool show)
+  {
+    m_drawCache = show;
+  }
+
+
+private:
+  qint64 m_posMarkTime;
+  AbstractTimelineModel *m_model;
+  LineMap m_lineMap;
+  QVector<Range> m_knownRanges;
+  bool m_drawCache;
+
+
+protected:
+  bool event(QEvent *event) override;
+  void mouseReleaseEvent(QMouseEvent *) override;
+  void wheelEvent(QWheelEvent *event) override;
+
+
+  /**
+     * @brief checks whether it is possible to start an acecon on the clicked position
+     * @param event event
+     */
+  //void mouseMoveEvent(QMouseEvent* event);
+
+  /**
+     * @brief draws lines to show where next date texts are
+     * @param event event
+     */
+  virtual void paintEvent(QPaintEvent *event) override;
+
+
+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);
+
+  /**
+     * @brief sets new position mark pixel position to the view (used by mouse click event)
+     * @param posMarkPos pixel position of new position mark
+     */
+  //void slotSetPosMarkPos(int posMarkPos);
+
+  /**
+     * @brief sets new position mark time position to the view
+     * @param posmarTime time position of new position mark
+     */
+  void slotSetPosMarkTime(qint64 posMarkTime);
+
+
+signals:
+
+  void signalEventAction(EventGraphic *eg, int); // int => action type
+  void signalZoom();
+  void signalUnzoom();
+
+};
+
+} // namespace LtsTimelineClassic