X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fview.hpp;h=08e17d6056867f45be84bee8b62d61cad70f45df;hp=74a5c3755c6fb4437ef8b9b815091d0cf2d0cbc8;hb=4cc2e925cf5056bc11514cc44da820eada72ce56;hpb=4d4766471d0900ea6e771be1354c21c5e745c1e6 diff --git a/pv/view/view.hpp b/pv/view/view.hpp index 74a5c375..08e17d60 100644 --- a/pv/view/view.hpp +++ b/pv/view/view.hpp @@ -14,15 +14,13 @@ * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * along with this program; if not, see . */ -#ifndef PULSEVIEW_PV_VIEW_VIEW_H -#define PULSEVIEW_PV_VIEW_VIEW_H - -#include +#ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP +#define PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP +#include #include #include #include @@ -31,66 +29,120 @@ #include #include -#include +#include #include +#include +#include #include "cursorpair.hpp" #include "flag.hpp" -#include "rowitemowner.hpp" +#include "tracetreeitemowner.hpp" + +using std::list; +using std::unordered_map; +using std::unordered_set; +using std::set; +using std::shared_ptr; +using std::vector; + +namespace sigrok { +class ChannelGroup; +} namespace pv { class Session; -namespace view { +namespace data { +class Logic; +} + +namespace views { + +namespace TraceView { class CursorHeader; +class DecodeTrace; class Header; class Ruler; +class Signal; +class Trace; class Viewport; +class TriggerMarker; -class View : public QAbstractScrollArea, public RowItemOwner { +class CustomScrollArea : public QAbstractScrollArea +{ + Q_OBJECT + +public: + CustomScrollArea(QWidget *parent = nullptr); + bool viewportEvent(QEvent *event); +}; + +class View : public ViewBase, public TraceTreeItemOwner +{ Q_OBJECT private: enum StickyEvents { - RowItemHExtentsChanged = 1, - RowItemVExtentsChanged = 2 + TraceTreeItemHExtentsChanged = 1, + TraceTreeItemVExtentsChanged = 2 }; private: - static const double MaxScale; - static const double MinScale; + static const pv::util::Timestamp MaxScale; + static const pv::util::Timestamp MinScale; static const int MaxScrollValue; static const int ScaleUnits[3]; public: - explicit View(Session &session, QWidget *parent = 0); + explicit View(Session &session, bool is_main_view=false, QWidget *parent = nullptr); Session& session(); const Session& session() const; + /** + * Returns the signals contained in this view. + */ + unordered_set< shared_ptr > signals() const; + + virtual void clear_signals(); + + void add_signal(const shared_ptr signal); + +#ifdef ENABLE_DECODE + virtual void clear_decode_signals(); + + virtual void add_decode_signal(shared_ptr signalbase); + + virtual void remove_decode_signal(shared_ptr signalbase); +#endif + /** * Returns the view of the owner. */ - virtual pv::view::View* view(); + virtual View* view(); /** * Returns the view of the owner. */ - virtual const pv::view::View* view() const; + virtual const View* view() const; Viewport* viewport(); const Viewport* viewport() const; + virtual void save_settings(QSettings &settings) const; + + virtual void restore_settings(QSettings &settings); + /** * Gets a list of time markers. */ - std::vector< std::shared_ptr > time_items() const; + vector< shared_ptr > time_items() const; /** * Returns the view time scale in seconds per pixel. @@ -101,7 +153,7 @@ public: * Returns the time offset of the left edge of the view in * seconds. */ - double offset() const; + const pv::util::Timestamp& offset() const; /** * Returns the vertical scroll offset. @@ -116,12 +168,22 @@ public: /** * Returns the SI prefix to apply to the graticule time markings. */ - unsigned int tick_prefix() const; + pv::util::SIPrefix tick_prefix() const; + + /** + * Returns the number of fractional digits shown for the time markings. + */ + unsigned int tick_precision() const; /** * Returns period of the graticule time markings. */ - double tick_period() const; + const pv::util::Timestamp& tick_period() const; + + /** + * Returns the unit of time currently used. + */ + util::TimeUnit time_unit() const; /** * Returns the number of nested parents that this row item owner has. @@ -131,7 +193,7 @@ public: void zoom(double steps); void zoom(double steps, int offset); - void zoom_fit(); + void zoom_fit(bool gui_state); void zoom_one_to_one(); @@ -140,12 +202,32 @@ public: * @param scale The new view scale in seconds per pixel. * @param offset The view time offset in seconds. */ - void set_scale_offset(double scale, double offset); + void set_scale_offset(double scale, const pv::util::Timestamp& offset); - std::set< std::shared_ptr > - get_visible_data() const; + set< shared_ptr > get_visible_data() const; - std::pair get_time_extents() const; + pair get_time_extents() const; + + /** + * Enables or disables coloured trace backgrounds. If they're not + * coloured then they will use alternating colors. + */ + void enable_coloured_bg(bool state); + + /** + * Returns true if the trace background should be drawn with a coloured background. + */ + bool coloured_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. @@ -165,38 +247,59 @@ public: /** * Returns a reference to the pair of cursors. */ - std::shared_ptr cursors() const; + shared_ptr cursors() const; /** * Adds a new flag at a specified time. */ - void add_flag(double time); + void add_flag(const pv::util::Timestamp& time); /** * Removes a flag from the list. */ - void remove_flag(std::shared_ptr flag); + void remove_flag(shared_ptr flag); /** * Gets the list of flags. */ - std::vector< std::shared_ptr > flags() const; + vector< shared_ptr > flags() const; const QPoint& hover_point() const; - void update_viewport(); - - void restack_all_row_items(); + void restack_all_trace_tree_items(); Q_SIGNALS: void hover_point_changed(); void selection_changed(); - void scale_offset_changed(); + /// Emitted when the offset changed. + void offset_changed(); + + /// Emitted when the scale changed. + void scale_changed(); + + void sticky_scrolling_changed(bool state); + + void always_zoom_to_fit_changed(bool state); + + /// Emitted when the tick_prefix changed. + void tick_prefix_changed(); + + /// Emitted when the tick_precision changed. + void tick_precision_changed(); + + /// Emitted when the tick_period changed. + void tick_period_changed(); + + /// Emitted when the time_unit changed. + void time_unit_changed(); + +public Q_SLOTS: + void trigger_event(util::Timestamp location); private: - void get_scroll_layout(double &length, double &offset) const; + void get_scroll_layout(double &length, pv::util::Timestamp &offset) const; /** * Simultaneously sets the zoom and offset. @@ -212,42 +315,37 @@ private: */ void calculate_tick_spacing(); + void adjust_top_margin(); + void update_scroll(); - void update_layout(); + void reset_scroll(); - /** - * Satisifies RowItem functionality. - * @param p the QPainter to paint into. - * @param rect the rectangle of the header area. - * @param hover true if the label is being hovered over by the mouse. - */ - void paint_label(QPainter &p, const QRect &rect, bool hover); + void set_scroll_default(); - /** - * Computes the outline rectangle of a label. - * @param rect the rectangle of the header area. - * @return Returns the rectangle of the signal label. - */ - QRectF label_rect(const QRectF &rect); + bool header_was_shrunk() const; + + void expand_header_to_fit(); - static bool add_channels_to_owner( - const std::vector< std::shared_ptr > &channels, - RowItemOwner *owner, int &offset, - std::unordered_map, - std::shared_ptr > &signal_map, - std::function)> filter_func = - std::function)>()); + void update_layout(); - static void apply_offset( - std::shared_ptr row_item, int &offset); + TraceTreeItemOwner* find_prevalent_trace_group( + const shared_ptr &group, + const unordered_map, + shared_ptr > &signal_map); -private: - bool eventFilter(QObject *object, QEvent *event); + static vector< shared_ptr > + extract_new_traces_for_channels( + const vector< shared_ptr > &channels, + const unordered_map, + shared_ptr > &signal_map, + set< shared_ptr > &add_list); - bool viewportEvent(QEvent *e); + void determine_time_unit(); - void resizeEvent(QResizeEvent *e); + bool eventFilter(QObject *object, QEvent *event); + + void resizeEvent(QResizeEvent *event); public: void row_item_appearance_changed(bool label, bool content); @@ -257,47 +355,110 @@ public: private Q_SLOTS: + void on_splitter_moved(); + void on_repeat_splitter_expansion(); + void h_scroll_value_changed(int value); void v_scroll_value_changed(); void signals_changed(); - void data_updated(); + void capture_state_updated(int state); + + virtual void perform_delayed_view_update(); void process_sticky_events(); void on_hover_point_changed(); -private: - Session &session_; + /** + * Sets the 'offset_' member and emits the 'offset_changed' + * signal if needed. + */ + void set_offset(const pv::util::Timestamp& offset); + /** + * Sets the 'scale_' member and emits the 'scale_changed' + * signal if needed. + */ + void set_scale(double scale); + + /** + * Sets the 'tick_prefix_' member and emits the 'tick_prefix_changed' + * signal if needed. + */ + void set_tick_prefix(pv::util::SIPrefix tick_prefix); + + /** + * Sets the 'tick_precision_' member and emits the 'tick_precision_changed' + * signal if needed. + */ + void set_tick_precision(unsigned tick_precision); + + /** + * Sets the 'tick_period_' member and emits the 'tick_period_changed' + * signal if needed. + */ + void set_tick_period(const pv::util::Timestamp& tick_period); + + /** + * Sets the 'time_unit' member and emits the 'time_unit_changed' + * signal if needed. + */ + void set_time_unit(pv::util::TimeUnit time_unit); + +private: + CustomScrollArea *scrollarea_; Viewport *viewport_; Ruler *ruler_; Header *header_; + QSplitter *splitter_; + + unordered_set< shared_ptr > signals_; + +#ifdef ENABLE_DECODE + vector< shared_ptr > decode_traces_; +#endif /// The view time scale in seconds per pixel. double scale_; /// The view time offset in seconds. - double offset_; + pv::util::Timestamp offset_; bool updating_scroll_; + bool settings_restored_; + + bool sticky_scrolling_; + bool coloured_bg_; + bool always_zoom_to_fit_; - double tick_period_; - unsigned int tick_prefix_; + pv::util::Timestamp tick_period_; + pv::util::SIPrefix tick_prefix_; + unsigned int tick_precision_; + util::TimeUnit time_unit_; bool show_cursors_; - std::shared_ptr cursors_; + shared_ptr cursors_; - std::list< std::shared_ptr > flags_; + list< shared_ptr > flags_; char next_flag_text_; + vector< shared_ptr > trigger_markers_; + QPoint hover_point_; 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() + int saved_v_offset_; }; -} // namespace view +} // namespace TraceView +} // namespace views } // namespace pv -#endif // PULSEVIEW_PV_VIEW_VIEW_H +#endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP