namespace trace {
-class CursorHeader;
class DecodeTrace;
class Header;
class Ruler;
class Signal;
-class Trace;
class Viewport;
class TriggerMarker;
~View();
+ /**
+ * Resets the view to its default state after construction. It does however
+ * not reset the signal bases or any other connections with the session.
+ */
+ virtual void reset_view_state();
+
Session& session();
const Session& session() const;
virtual void remove_decode_signal(shared_ptr<data::DecodeSignal> signal);
#endif
+ shared_ptr<Signal> get_signal_under_mouse_cursor() const;
+
/**
* Returns the view of the owner.
*/
void zoom_fit(bool gui_state);
- void zoom_one_to_one();
-
/**
* Sets the scale and offset.
* @param scale The new view scale in seconds per pixel.
pair<pv::util::Timestamp, pv::util::Timestamp> get_time_extents() const;
/**
- * Enables or disables coloured trace backgrounds. If they're not
- * coloured then they will use alternating colors.
+ * Enables or disables colored trace backgrounds. If they're not
+ * colored then they will use alternating colors.
*/
- void enable_coloured_bg(bool state);
+ void enable_colored_bg(bool state);
/**
- * Returns true if the trace background should be drawn with a coloured background.
+ * Returns true if the trace background should be drawn with a colored background.
*/
- bool coloured_bg() const;
+ bool colored_bg() const;
/**
* Enable or disable showing sampling points.
const QPoint& hover_point() const;
+ /**
+ * Determines the closest level change (i.e. edge) to a given point, which
+ * is useful for e.g. the "snap to edge" functionality.
+ *
+ * @param p The current position of the mouse cursor
+ * @return The sample number of the nearest level change or -1 if none
+ */
+ int64_t get_nearest_level_change(const QPoint &p);
+
void restack_all_trace_tree_items();
+ int header_width() const;
+
void on_setting_changed(const QString &key, const QVariant &value);
Q_SIGNALS:
/// @param mode is a value of Trace::SegmentDisplayMode
void segment_display_mode_changed(int mode, bool segment_selectable);
+ /// Emitted when the cursors are shown/hidden
+ void cursor_state_changed(bool show);
+
public Q_SLOTS:
void trigger_event(int segment_id, util::Timestamp location);
bool eventFilter(QObject *object, QEvent *event);
+ virtual void contextMenuEvent(QContextMenuEvent *event);
+
void resizeEvent(QResizeEvent *event);
void update_hover_point();
bool header_was_shrunk_;
bool sticky_scrolling_;
- bool coloured_bg_;
+ bool colored_bg_;
bool always_zoom_to_fit_;
pv::util::Timestamp tick_period_;
vector< shared_ptr<TriggerMarker> > trigger_markers_;
QPoint hover_point_;
+ shared_ptr<Signal> signal_under_mouse_cursor_;
+ uint16_t snap_distance_;
unsigned int sticky_events_;
QTimer lazy_event_handler_;