* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
-#ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP
-#define PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP
+#ifndef PULSEVIEW_PV_VIEWS_TRACE_VIEW_HPP
+#define PULSEVIEW_PV_VIEWS_TRACE_VIEW_HPP
#include <cstdint>
#include <list>
#include <memory>
+#include <mutex>
#include <set>
-#include <unordered_map>
#include <vector>
#include <QAbstractScrollArea>
+#include <QShortcut>
#include <QSizeF>
#include <QSplitter>
#include "tracetreeitemowner.hpp"
using std::list;
-using std::unordered_map;
-using std::unordered_set;
+using std::map;
using std::set;
using std::shared_ptr;
using std::vector;
namespace trace {
-class CursorHeader;
class DecodeTrace;
class Header;
class Ruler;
class Signal;
-class Trace;
class Viewport;
class TriggerMarker;
static const pv::util::Timestamp MinScale;
static const int MaxScrollValue;
+ static const int ViewScrollMargin;
static const int ScaleUnits[3];
public:
- explicit View(Session &session, bool is_main_view=false, QWidget *parent = nullptr);
+ explicit View(Session &session, bool is_main_view=false, QMainWindow *parent = nullptr);
~View();
- Session& session();
- const Session& session() const;
+ virtual ViewType get_type() const;
+
+ /**
+ * 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(); // This method is needed for TraceTreeItemOwner, not ViewBase
+ const Session& session() const; // This method is needed for TraceTreeItemOwner, not ViewBase
/**
* Returns the signals contained in this view.
*/
- unordered_set< shared_ptr<Signal> > signals() const;
+ vector< shared_ptr<Signal> > signals() const;
- virtual void clear_signals();
+ shared_ptr<Signal> get_signal_by_signalbase(shared_ptr<data::SignalBase> base) const;
- void add_signal(const shared_ptr<Signal> signal);
+ virtual void clear_signalbases();
+ virtual void add_signalbase(const shared_ptr<data::SignalBase> signalbase);
+ virtual void remove_signalbase(const shared_ptr<data::SignalBase> signalbase);
#ifdef ENABLE_DECODE
virtual void clear_decode_signals();
virtual void remove_decode_signal(shared_ptr<data::DecodeSignal> signal);
#endif
+ void remove_trace(shared_ptr<Trace> trace);
+
+ shared_ptr<Signal> get_signal_under_mouse_cursor() const;
+
/**
* Returns the view of the owner.
*/
virtual const View* view() const;
Viewport* viewport();
-
const Viewport* viewport() const;
- virtual void save_settings(QSettings &settings) const;
+ QAbstractScrollArea* scrollarea() const;
+
+ const Ruler* ruler() const;
+ virtual void save_settings(QSettings &settings) const;
virtual void restore_settings(QSettings &settings);
/**
*/
const pv::util::Timestamp& ruler_offset() const;
- void set_zero_position(pv::util::Timestamp& position);
+ void set_zero_position(const pv::util::Timestamp& position);
void reset_zero_position();
+ pv::util::Timestamp zero_offset() const;
+
/**
* Returns the vertical scroll offset.
*/
*/
void set_v_offset(int offset);
+ /**
+ * Sets the visual h-offset.
+ */
+ void set_h_offset(int offset);
+
+ /**
+ * Gets the length of the horizontal scrollbar.
+ */
+ int get_h_scrollbar_maximum() const;
+
/**
* Returns the SI prefix to apply to the graticule time markings.
*/
void zoom_fit(bool gui_state);
- void zoom_one_to_one();
+ virtual void focus_on_range(uint64_t start_sample, uint64_t end_sample);
/**
* Sets the scale and offset.
*/
void set_scale_offset(double scale, const pv::util::Timestamp& offset);
- set< shared_ptr<pv::data::SignalData> > get_visible_data() const;
+ vector< shared_ptr<pv::data::SignalData> > get_visible_data() const;
pair<pv::util::Timestamp, pv::util::Timestamp> get_time_extents() const;
- /**
- * Enables or disables colored trace backgrounds. If they're not
- * colored then they will use alternating colors.
- */
- void enable_colored_bg(bool state);
-
/**
* Returns true if the trace background should be drawn with a colored background.
*/
bool colored_bg() const;
/**
- * Enable or disable showing sampling points.
- */
- void enable_show_sampling_points(bool state);
-
- /**
- * Enable or disable showing the analog minor grid.
- */
- void enable_show_analog_minor_grid(bool state);
-
- /**
- * Returns true if cursors are displayed. false otherwise.
+ * Returns true if cursors are displayed, false otherwise.
*/
bool cursors_shown() const;
*/
void show_cursors(bool show = true);
+ /**
+ * Sets the cursors to the given offsets.
+ * You still have to call show_cursors() separately.
+ */
+ void set_cursors(pv::util::Timestamp& first, pv::util::Timestamp& second);
+
/**
* Moves the cursors to a convenient position in the view.
+ * You still have to call show_cursors() separately.
*/
- void centre_cursors();
+ void center_cursors();
/**
* Returns a reference to the pair of cursors.
/**
* Adds a new flag at a specified time.
*/
- void add_flag(const pv::util::Timestamp& time);
+ shared_ptr<Flag> add_flag(const pv::util::Timestamp& time);
/**
* Removes a flag from the list.
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();
/// @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);
void adjust_top_margin();
void update_scroll();
-
void reset_scroll();
-
void set_scroll_default();
void determine_if_header_was_shrunk();
TraceTreeItemOwner* find_prevalent_trace_group(
const shared_ptr<sigrok::ChannelGroup> &group,
- const unordered_map<shared_ptr<data::SignalBase>,
- shared_ptr<Signal> > &signal_map);
+ const map<shared_ptr<data::SignalBase>, shared_ptr<Signal> > &signal_map);
static vector< shared_ptr<Trace> >
extract_new_traces_for_channels(
const vector< shared_ptr<sigrok::Channel> > &channels,
- const unordered_map<shared_ptr<data::SignalBase>,
- shared_ptr<Signal> > &signal_map,
+ const map<shared_ptr<data::SignalBase>, shared_ptr<Signal> > &signal_map,
set< shared_ptr<Trace> > &add_list);
void determine_time_unit();
bool eventFilter(QObject *object, QEvent *event);
+ virtual void contextMenuEvent(QContextMenuEvent *event);
+
void resizeEvent(QResizeEvent *event);
+ void update_view_range_metaobject() const;
void update_hover_point();
public:
void extents_changed(bool horz, bool vert);
private Q_SLOTS:
-
void on_signal_name_changed();
void on_splitter_moved();
+ void on_zoom_in_shortcut_triggered();
+ void on_zoom_out_shortcut_triggered();
+ void on_scroll_to_start_shortcut_triggered();
+ void on_scroll_to_end_shortcut_triggered();
+
void h_scroll_value_changed(int value);
void v_scroll_value_changed();
+ void on_grab_ruler(int ruler_id);
+
void signals_changed();
void capture_state_updated(int state);
Header *header_;
QSplitter *splitter_;
- unordered_set< shared_ptr<Signal> > signals_;
+ QShortcut *zoom_in_shortcut_, *zoom_in_shortcut_2_;
+ QShortcut *zoom_out_shortcut_, *zoom_out_shortcut_2_;
+ QShortcut *home_shortcut_, *end_shortcut_;
+ QShortcut *grab_ruler_left_shortcut_, *grab_ruler_right_shortcut_;
+ QShortcut *cancel_grab_shortcut_;
+
+ mutable mutex signal_mutex_;
+ vector< shared_ptr<Signal> > signals_;
#ifdef ENABLE_DECODE
vector< shared_ptr<DecodeTrace> > decode_traces_;
pv::util::Timestamp offset_;
/// The ruler version of the time offset in seconds.
pv::util::Timestamp ruler_offset_;
+ /// The offset of the zero point in seconds.
+ pv::util::Timestamp zero_offset_;
+ /// Shows whether the user set a custom zero offset that we should keep
+ bool custom_zero_offset_set_;
bool updating_scroll_;
- bool settings_restored_;
+ bool restoring_state_;
bool header_was_shrunk_;
bool sticky_scrolling_;
vector< shared_ptr<TriggerMarker> > trigger_markers_;
+ QWidget* hover_widget_;
+ TimeMarker* grabbed_widget_;
QPoint hover_point_;
+ shared_ptr<Signal> signal_under_mouse_cursor_;
+ uint16_t snap_distance_;
unsigned int sticky_events_;
QTimer lazy_event_handler_;
// This is true when the defaults couldn't be set due to insufficient info
bool scroll_needs_defaults_;
- // A nonzero value indicates the v offset to restore. See View::resizeEvent()
+ // The v offset to restore. See View::eventFilter()
int saved_v_offset_;
// These are used to determine whether the view was altered after acq started
double scale_at_acq_start_;
pv::util::Timestamp offset_at_acq_start_;
-
- // Used to suppress performing a "zoom to fit" when the session stops. This
- // is needed when the view's settings are restored before acquisition ends.
- // In that case we want to keep the restored settings, not have a "zoom to fit"
- // mess them up.
- bool suppress_zoom_to_fit_after_acq_;
};
} // namespace trace
} // namespace views
} // namespace pv
-#endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP
+#endif // PULSEVIEW_PV_VIEWS_TRACE_VIEW_HPP