X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fviews%2Ftrace%2Fview.hpp;h=c6a7c55743caf64e9496e4c4fc0d054940cc4ab8;hp=4514989765b9603d4b8809c1eaa0c3a209fc3783;hb=a47b5a3fb9912f1d6e3fcc63d59ee6cc1b5338e2;hpb=4a07615736968fc8d635c8d187b8a5d6b8a0e2eb diff --git a/pv/views/trace/view.hpp b/pv/views/trace/view.hpp index 45149897..c6a7c557 100644 --- a/pv/views/trace/view.hpp +++ b/pv/views/trace/view.hpp @@ -31,8 +31,9 @@ #include #include -#include +#include #include +#include #include #include "cursorpair.hpp" @@ -63,12 +64,10 @@ namespace views { namespace trace { -class CursorHeader; class DecodeTrace; class Header; class Ruler; class Signal; -class Trace; class Viewport; class TriggerMarker; @@ -81,7 +80,7 @@ public: bool viewportEvent(QEvent *event); }; -class View : public ViewBase, public TraceTreeItemOwner +class View : public ViewBase, public TraceTreeItemOwner, public GlobalSettingsInterface { Q_OBJECT @@ -102,6 +101,14 @@ private: 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; @@ -122,6 +129,8 @@ public: virtual void remove_decode_signal(shared_ptr signal); #endif + shared_ptr get_signal_under_mouse_cursor() const; + /** * Returns the view of the owner. */ @@ -136,6 +145,8 @@ public: const Viewport* viewport() const; + const Ruler* ruler() const; + virtual void save_settings(QSettings &settings) const; virtual void restore_settings(QSettings &settings); @@ -162,6 +173,10 @@ public: */ 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. */ @@ -221,8 +236,6 @@ public: 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. @@ -235,15 +248,15 @@ public: pair 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. @@ -265,6 +278,11 @@ public: */ void show_cursors(bool show = true); + /** + * Sets the cursors to the given offsets. You will 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. */ @@ -291,11 +309,25 @@ public: vector< shared_ptr > 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(); @@ -328,8 +360,11 @@ 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(util::Timestamp location); + void trigger_event(int segment_id, util::Timestamp location); private: void get_scroll_layout(double &length, pv::util::Timestamp &offset) const; @@ -378,6 +413,8 @@ private: bool eventFilter(QObject *object, QEvent *event); + virtual void contextMenuEvent(QContextMenuEvent *event); + void resizeEvent(QResizeEvent *event); void update_hover_point(); @@ -403,6 +440,8 @@ private Q_SLOTS: 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(); @@ -411,7 +450,7 @@ private Q_SLOTS: * 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' @@ -473,13 +512,15 @@ private: 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_; 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_; @@ -496,7 +537,10 @@ private: vector< shared_ptr > trigger_markers_; + QWidget* hover_widget_; QPoint hover_point_; + shared_ptr signal_under_mouse_cursor_; + uint16_t snap_distance_; unsigned int sticky_events_; QTimer lazy_event_handler_;