* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef PULSEVIEW_PV_VIEW_VIEWPORT_H
-#define PULSEVIEW_PV_VIEW_VIEWPORT_H
+#ifndef PULSEVIEW_PV_VIEW_VIEWPORT_HPP
+#define PULSEVIEW_PV_VIEW_VIEWPORT_HPP
+
+#include <boost/optional.hpp>
#include <QTimer>
#include <QTouchEvent>
+#include "pv/util.hpp"
#include "viewwidget.hpp"
class QPainter;
explicit Viewport(View &parent);
private:
+ /**
+ * Indicates when a view item is being hovered over.
+ * @param item The item that is being hovered over, or @c nullptr
+ * if no view item is being hovered over.
+ */
+ void item_hover(const std::shared_ptr<pv::view::ViewItem> &item);
+
/**
* Gets the first view item which has a hit-box that contains @c pt .
* @param pt the point to search with.
void wheelEvent(QWheelEvent *event);
private:
- double drag_offset_;
+ boost::optional<pv::util::Timestamp> drag_offset_;
+ int drag_v_offset_;
double pinch_offset0_;
double pinch_offset1_;
} // namespace view
} // namespace pv
-#endif // PULSEVIEW_PV_VIEW_VIEWPORT_H
+#endif // PULSEVIEW_PV_VIEW_VIEWPORT_HPP