X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fview.hpp;h=c289cfcb00ce93060d42c5095ba18a689444972d;hp=59d51d18e09fbf4efe0bb5ea7960b00f8b6343d3;hb=143d322d0c92ea5c2cc51facc37b68787362c244;hpb=76fea660eea8a2e1963b4703906392a0999669d0 diff --git a/pv/view/view.hpp b/pv/view/view.hpp index 59d51d18..c289cfcb 100644 --- a/pv/view/view.hpp +++ b/pv/view/view.hpp @@ -14,15 +14,15 @@ * 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 +#ifndef PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP +#define PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP #include +#include #include #include #include @@ -33,63 +33,102 @@ #include #include +#include +#include #include "cursorpair.hpp" -#include "rowitemowner.hpp" +#include "flag.hpp" +#include "tracetreeitemowner.hpp" + +namespace sigrok { +class ChannelGroup; +} namespace pv { class Session; -namespace view { +namespace views { + +namespace TraceView { class CursorHeader; +class DecodeTrace; class Header; class Ruler; +class Signal; +class Trace; class Viewport; +class TriggerMarker; + +class CustomAbstractScrollArea : public QAbstractScrollArea { + Q_OBJECT + +public: + CustomAbstractScrollArea(QWidget *parent = 0); + void setViewportMargins(int left, int top, int right, int bottom); + bool viewportEvent(QEvent *event); +}; -class View : public QAbstractScrollArea, public RowItemOwner { +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 MaxViewAutoUpdateRate; static const int ScaleUnits[3]; public: - static const QColor CursorAreaColour; - - static const QSizeF LabelPadding; - -public: - explicit View(Session &session, QWidget *parent = 0); + explicit View(Session &session, bool is_main_view=false, QWidget *parent = 0); Session& session(); const Session& session() const; + /** + * Returns the signals contained in this view. + */ + std::unordered_set< std::shared_ptr > signals() const; + + virtual void clear_signals(); + + virtual void add_signal(const std::shared_ptr signal); + +#ifdef ENABLE_DECODE + virtual void clear_decode_signals(); + + virtual void add_decode_signal(std::shared_ptr signalbase); + + virtual void remove_decode_signal(std::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. */ @@ -104,18 +143,37 @@ 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. + */ int owner_visual_v_offset() const; + /** + * Sets the visual v-offset. + */ + void set_v_offset(int offset); + /** * 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. @@ -125,7 +183,7 @@ 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(); @@ -134,12 +192,29 @@ 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; - std::pair get_time_extents() const; + std::pair get_time_extents() const; + + /** + * Enables or disables sticky scrolling, i.e. the view always shows + * the most recent samples when capturing data. + */ + void enable_sticky_scrolling(bool state); + + /** + * Toggle sticky scrolling. + */ + void toggle_sticky_scrolling(void); + + /** + * 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 cursors are displayed. false otherwise. @@ -161,23 +236,57 @@ public: */ std::shared_ptr cursors() const; - const QPoint& hover_point() const; + /** + * Adds a new flag at a specified time. + */ + void add_flag(const pv::util::Timestamp& time); - void update_viewport(); + /** + * Removes a flag from the list. + */ + void remove_flag(std::shared_ptr flag); - void restack_all_row_items(); + /** + * Gets the list of flags. + */ + std::vector< std::shared_ptr > flags() const; + + const QPoint& hover_point() const; + + void restack_all_trace_tree_items(); Q_SIGNALS: void hover_point_changed(); - void signals_moved(); - 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. @@ -195,92 +304,141 @@ private: 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); + void update_layout(); + + TraceTreeItemOwner* find_prevalent_trace_group( + const std::shared_ptr &group, + const std::unordered_map, + std::shared_ptr > &signal_map); - static bool add_channels_to_owner( + static std::vector< std::shared_ptr > + extract_new_traces_for_channels( const std::vector< std::shared_ptr > &channels, - RowItemOwner *owner, int &offset, - std::unordered_map, + const std::unordered_map, std::shared_ptr > &signal_map, - std::function)> filter_func = - std::function)>()); + std::set< std::shared_ptr > &add_list); - static void apply_offset( - std::shared_ptr row_item, int &offset); + void determine_time_unit(); -private: bool eventFilter(QObject *object, QEvent *event); - bool viewportEvent(QEvent *e); - - void resizeEvent(QResizeEvent *e); + void resizeEvent(QResizeEvent *event); public: - void appearance_changed(bool label, bool content); + void row_item_appearance_changed(bool label, bool content); + void time_item_appearance_changed(bool label, bool content); void extents_changed(bool horz, bool vert); private Q_SLOTS: void h_scroll_value_changed(int value); - void v_scroll_value_changed(int value); + void v_scroll_value_changed(); void signals_changed(); + void capture_state_updated(int state); void data_updated(); - void marker_time_changed(); - - void on_signals_moved(); + 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: Viewport *viewport_; Ruler *ruler_; - CursorHeader *cursorheader_; Header *header_; + std::unordered_set< std::shared_ptr > signals_; + +#ifdef ENABLE_DECODE + std::vector< std::shared_ptr > decode_traces_; +#endif + + CustomAbstractScrollArea scrollarea_; + /// The view time scale in seconds per pixel. double scale_; /// The view time offset in seconds. - double offset_; + pv::util::Timestamp offset_; - int v_offset_; bool updating_scroll_; + bool sticky_scrolling_; + bool coloured_bg_; + bool always_zoom_to_fit_; + QTimer delayed_view_updater_; - 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_; + std::list< std::shared_ptr > flags_; + char next_flag_text_; + + std::vector< std::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_; + + bool size_finalized_; }; -} // namespace view +} // namespace TraceView +} // namespace views } // namespace pv -#endif // PULSEVIEW_PV_VIEW_VIEW_H +#endif // PULSEVIEW_PV_VIEWS_TRACEVIEW_VIEW_HPP