262 lines
7.4 KiB
C++
262 lines
7.4 KiB
C++
/*
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* Copyright (C) 2006-2014 David Robillard <d@drobilla.net>
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* Copyright (C) 2007-2011 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2007-2019 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2007 Doug McLain <doug@nostar.net>
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* Copyright (C) 2015-2017 Nick Mainsbridge <mainsbridge@gmail.com>
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* Copyright (C) 2016-2019 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#pragma once
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#ifdef interface
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#undef interface
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#endif
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#include <vector>
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#include <sigc++/signal.h>
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#include "ardour/region.h"
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#include "canvas/fwd.h"
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#include "time_axis_view_item.h"
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#include "editor_automation_line.h"
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#include "enums.h"
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#include "marker.h"
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class TimeAxisView;
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class RegionEditor;
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class GhostRegion;
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class AutomationTimeAxisView;
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class AutomationRegionView;
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namespace ArdourCanvas {
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class Polygon;
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class Text;
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}
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class RegionView : public TimeAxisViewItem
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{
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public:
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RegionView (ArdourCanvas::Container* parent,
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TimeAxisView& time_view,
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const std::shared_ptr<ARDOUR::Region>& region,
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double samples_per_pixel,
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uint32_t base_color,
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bool automation = false);
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RegionView (const RegionView& other);
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RegionView (const RegionView& other, const std::shared_ptr<ARDOUR::Region>& other_region);
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~RegionView ();
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virtual void set_selected (bool yn);
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virtual void init (bool what_changed);
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std::shared_ptr<ARDOUR::Region> region() const { return _region; }
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bool is_valid() const { return valid; }
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void set_valid (bool yn) { valid = yn; }
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virtual void set_height (double);
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virtual void set_samples_per_pixel (double);
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virtual bool set_duration (Temporal::timecnt_t const &, void*);
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void move (double xdelta, double ydelta);
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void visual_layer_on_top();
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void raise_to_top ();
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void lower_to_bottom ();
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bool set_position(Temporal::timepos_t const & pos, void* src, double* delta = 0);
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virtual void show_region_editor ();
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void hide_region_editor ();
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virtual void region_changed (const PBD::PropertyChange&);
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virtual GhostRegion* add_ghost (TimeAxisView&) = 0;
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void remove_ghost_in (TimeAxisView&);
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void remove_ghost (GhostRegion*);
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virtual void entered () {}
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virtual void exited () {}
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bool display_enabled() const;
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virtual void redisplay (bool) = 0;
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void redisplay () {
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redisplay (true);
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}
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virtual void tempo_map_changed () {
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redisplay (true);
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}
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struct DisplaySuspender {
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DisplaySuspender (RegionView& rv, bool just_view = false) : region_view (rv), view_only (just_view) {
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region_view.disable_display ();
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}
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DisplaySuspender (DisplaySuspender const & other) : region_view (other.region_view), view_only (other.view_only) {
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region_view.disable_display ();
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}
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~DisplaySuspender () {
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region_view.enable_display (view_only);
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}
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RegionView& region_view;
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bool view_only;
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};
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virtual void update_coverage_frame (LayerDisplay);
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static PBD::Signal1<void,RegionView*> RegionViewGoingAway;
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/** Called when a front trim is about to begin */
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virtual void trim_front_starting () {}
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bool trim_front (Temporal::timepos_t const &, bool);
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/** Called when a start trim has finished */
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virtual void trim_front_ending () {}
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bool trim_end (Temporal::timepos_t const &, bool);
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void move_contents (Temporal::timecnt_t const &);
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virtual void thaw_after_trim ();
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void set_silent_frames (const ARDOUR::AudioIntervalResult&, double threshold);
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void drop_silent_frames ();
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void hide_silent_frames ();
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struct PositionOrder {
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bool operator()(const RegionView* a, const RegionView* b) {
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return a->region()->position() < b->region()->position();
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}
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};
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Temporal::timecnt_t snap_region_time_to_region_time (Temporal::timecnt_t const &, bool ensure_snap = false) const;
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void update_visibility ();
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ARDOUR::CueMarker find_model_cue_marker (ArdourMarker*);
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void drop_cue_marker (ArdourMarker*);
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virtual void color_handler() { set_colors(); }
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protected:
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/** Allows derived types to specify their visibility requirements
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* to the TimeAxisViewItem parent class
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*/
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RegionView (ArdourCanvas::Container *,
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TimeAxisView&,
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const std::shared_ptr<ARDOUR::Region>&,
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double samples_per_pixel,
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uint32_t basic_color,
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bool recording,
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TimeAxisViewItem::Visibility);
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bool canvas_group_event (GdkEvent*);
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virtual void region_resized (const PBD::PropertyChange&);
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virtual void region_muted ();
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void region_locked ();
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void region_opacity ();
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virtual void region_renamed ();
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void region_sync_changed ();
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std::string make_name () const;
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static gint _lock_toggle (ArdourCanvas::Item*, GdkEvent*, void*);
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void lock_toggle ();
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virtual void set_colors ();
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virtual void set_sync_mark_color ();
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virtual void reset_width_dependent_items (double pixel_width);
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virtual void parameter_changed (std::string const&);
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void maybe_raise_cue_markers ();
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Temporal::timecnt_t region_relative_distance (Temporal::timecnt_t const &, Temporal::TimeDomain desired_time_domain);
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std::shared_ptr<ARDOUR::Region> _region;
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ArdourCanvas::Polygon* sync_mark; ///< polygon for sync position
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ArdourCanvas::Line* sync_line; ///< polygon for sync position
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RegionEditor* editor;
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std::vector<ControlPoint *> control_points;
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double current_visible_sync_position;
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bool valid; ///< see StreamView::redisplay_diskstream()
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uint32_t _disable_display; ///< see StreamView::redisplay_diskstream()
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double _pixel_width;
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bool in_destructor;
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bool wait_for_data;
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std::vector<GhostRegion*> ghosts;
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/** a list of rectangles which are used in stacked display mode to colour
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* different bits of regions according to whether or not they are the one
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* that will be played at any given time.
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*/
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std::list<ArdourCanvas::Rectangle*> _coverage_frame;
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/** a list of rectangles used to show silent segments
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*/
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std::list<ArdourCanvas::Rectangle*> _silent_frames;
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/** a list of rectangles used to show the current silence threshold
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*/
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std::list<ArdourCanvas::Rectangle*> _silent_threshold_samples;
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/** a text item to display strip silence statistics */
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ArdourCanvas::Text* _silence_text;
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private:
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void update_xrun_markers ();
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std::list<std::pair<samplepos_t, ArdourCanvas::Arrow*> > _xrun_markers;
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bool _xrun_markers_visible;
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void update_cue_markers ();
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void clear_coverage_frame ();
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struct ViewCueMarker {
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ArdourMarker* view_marker;
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ARDOUR::CueMarker model_marker;
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ViewCueMarker (ArdourMarker* m, ARDOUR::CueMarker const & c) : view_marker (m), model_marker (c) {}
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~ViewCueMarker();
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};
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typedef std::list<ViewCueMarker*> ViewCueMarkers;
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ViewCueMarkers _cue_markers;
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bool _cue_markers_visible;
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private:
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friend struct DisplaySuspender;
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void enable_display (bool view_only);
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void disable_display();
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};
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