#include <QSizeF>
#include <QSplitter>
-#include <pv/data/signaldata.hpp>
+#include <pv/globalsettings.hpp>
#include <pv/util.hpp>
+#include <pv/data/signaldata.hpp>
#include <pv/views/viewbase.hpp>
#include "cursorpair.hpp"
namespace trace {
-class CursorHeader;
class DecodeTrace;
class Header;
class Ruler;
class Signal;
-class Trace;
class Viewport;
class TriggerMarker;
bool viewportEvent(QEvent *event);
};
-class View : public ViewBase, public TraceTreeItemOwner
+class View : public ViewBase, public TraceTreeItemOwner, public GlobalSettingsInterface
{
Q_OBJECT
public:
explicit View(Session &session, bool is_main_view=false, QWidget *parent = nullptr);
+ ~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.
*/
const Viewport* viewport() const;
+ const Ruler* ruler() const;
+
virtual void save_settings(QSettings &settings) const;
virtual void restore_settings(QSettings &settings);
double scale() const;
/**
- * Returns the time offset of the left edge of the view in
- * seconds.
+ * Returns the internal view version of the time offset of the left edge
+ * of the view in seconds.
*/
const pv::util::Timestamp& offset() const;
+ /**
+ * Returns the ruler version of the time offset of the left edge
+ * of the view in seconds.
+ */
+ const pv::util::Timestamp& ruler_offset() const;
+
+ void set_zero_position(const pv::util::Timestamp& position);
+
+ void reset_zero_position();
+
/**
* Returns the vertical scroll offset.
*/
*/
const pv::util::Timestamp& tick_period() const;
+ /**
+ * Returns number of minor division ticks per time marking.
+ */
+ unsigned int minor_tick_count() const;
+
/**
* Returns the unit of time currently used.
*/
*/
unsigned int depth() const;
+ /**
+ * Returns the currently displayed segment, starting at 0.
+ */
+ uint32_t current_segment() const;
+
/**
* Returns whether the currently shown segment can be influenced
* (selected) or not.
*/
bool segment_is_selectable() const;
+ Trace::SegmentDisplayMode segment_display_mode() const;
void set_segment_display_mode(Trace::SegmentDisplayMode mode);
void zoom(double steps);
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.
vector< shared_ptr<Flag> > flags() const;
const QPoint& hover_point() const;
+ const QWidget* hover_widget() 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:
- void hover_point_changed(const QPoint &hp);
+ void hover_point_changed(const QWidget* widget, const QPoint &hp);
void selection_changed();
void segment_changed(int segment_id);
/// Emitted when the multi-segment display mode changed
- void segment_display_mode_changed(bool segment_selectable);
+ /// @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(util::Timestamp location);
+ void trigger_event(int segment_id, util::Timestamp location);
private:
void get_scroll_layout(double &length, pv::util::Timestamp &offset) const;
bool eventFilter(QObject *object, QEvent *event);
+ virtual void contextMenuEvent(QContextMenuEvent *event);
+
void resizeEvent(QResizeEvent *event);
void update_hover_point();
void on_segment_completed(int new_segment_id);
void on_segment_changed(int segment);
+ void on_settingViewTriggerIsZeroTime_changed(const QVariant new_value);
+
virtual void perform_delayed_view_update();
void process_sticky_events();
/**
- * Sets the 'offset_' member and emits the 'offset_changed'
+ * Sets the 'offset_' and ruler_offset_ members and emits the 'offset_changed'
* signal if needed.
*/
- void set_offset(const pv::util::Timestamp& offset);
+ void set_offset(const pv::util::Timestamp& offset, bool force_update = false);
/**
* Sets the 'scale_' member and emits the 'scale_changed'
/// The view time scale in seconds per pixel.
double scale_;
- /// The view time offset in seconds.
+ /// The internal view version of the time offset in seconds.
pv::util::Timestamp offset_;
+ /// The ruler version of the time offset in seconds.
+ pv::util::Timestamp ruler_offset_;
bool updating_scroll_;
bool settings_restored_;
bool header_was_shrunk_;
bool sticky_scrolling_;
- bool coloured_bg_;
+ bool colored_bg_;
bool always_zoom_to_fit_;
pv::util::Timestamp tick_period_;
pv::util::SIPrefix tick_prefix_;
+ unsigned int minor_tick_count_;
unsigned int tick_precision_;
util::TimeUnit time_unit_;
vector< shared_ptr<TriggerMarker> > trigger_markers_;
+ QWidget* hover_widget_;
QPoint hover_point_;
+ shared_ptr<Signal> signal_under_mouse_cursor_;
+ uint16_t snap_distance_;
unsigned int sticky_events_;
QTimer lazy_event_handler_;