2 Copyright (C) 2000-2007 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include <gtkmm2ext/barcontroller.h>
22 #include <gtkmm2ext/utils.h>
23 #include <boost/algorithm/string.hpp>
24 #include <boost/lexical_cast.hpp>
26 #include "pbd/memento_command.h"
27 #include "pbd/stacktrace.h"
29 #include "ardour/automation_control.h"
30 #include "ardour/event_type_map.h"
31 #include "ardour/route.h"
32 #include "ardour/session.h"
34 #include "canvas/debug.h"
36 #include "ardour_ui.h"
37 #include "automation_time_axis.h"
38 #include "automation_streamview.h"
39 #include "global_signals.h"
40 #include "gui_thread.h"
41 #include "route_time_axis.h"
42 #include "automation_line.h"
43 #include "public_editor.h"
44 #include "selection.h"
45 #include "rgb_macros.h"
46 #include "point_selection.h"
47 #include "control_point.h"
53 using namespace ARDOUR;
54 using namespace ARDOUR_UI_UTILS;
57 using namespace Gtkmm2ext;
58 using namespace Editing;
60 Pango::FontDescription AutomationTimeAxisView::name_font;
61 bool AutomationTimeAxisView::have_name_font = false;
64 /** \a a the automatable object this time axis is to display data for.
65 * For route/track automation (e.g. gain) pass the route for both \r and \a.
66 * For route child (e.g. plugin) automation, pass the child for \a.
67 * For region automation (e.g. MIDI CC), pass null for \a.
69 AutomationTimeAxisView::AutomationTimeAxisView (
71 boost::shared_ptr<Route> r,
72 boost::shared_ptr<Automatable> a,
73 boost::shared_ptr<AutomationControl> c,
78 ArdourCanvas::Canvas& canvas,
80 const string & nomparent
83 , TimeAxisView (s, e, &parent, canvas)
88 , _base_rect (new ArdourCanvas::Rectangle (_canvas_display))
90 , _view (show_regions ? new AutomationStreamView (*this) : 0)
91 , auto_button (X_("")) /* force addition of a label */
92 , _show_regions (show_regions)
95 CANVAS_DEBUG_NAME (_canvas_display, string_compose ("main for auto %2/%1", _name, r->name()));
96 CANVAS_DEBUG_NAME (selection_group, string_compose ("selections for auto %2/%1", _name, r->name()));
97 CANVAS_DEBUG_NAME (_ghost_group, string_compose ("ghosts for auto %2/%1", _name, r->name()));
99 if (!have_name_font) {
100 name_font = get_font_for_style (X_("AutomationTrackName"));
101 have_name_font = true;
104 if (_automatable && _control) {
105 _controller = AutomationController::create (_automatable, _control->parameter(), _control);
113 mode_discrete_item = 0;
116 ignore_state_request = false;
117 first_call_to_set_height = true;
119 CANVAS_DEBUG_NAME (_base_rect, string_compose ("base rect for %1", _name));
120 _base_rect->set_x1 (ArdourCanvas::COORD_MAX);
121 _base_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_AutomationTrackOutline());
122 _base_rect->set_outline_what (ArdourCanvas::Rectangle::BOTTOM);
123 _base_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_AutomationTrackFill());
124 _base_rect->set_data ("trackview", this);
125 _base_rect->Event.connect (sigc::bind (sigc::mem_fun (_editor, &PublicEditor::canvas_automation_track_event), _base_rect, this));
127 _base_rect->lower_to_bottom();
130 hide_button.set_image ( ::get_icon(X_("hide")));
132 auto_button.set_name ("mixer strip button");
133 hide_button.set_name ("mixer strip button");
135 auto_button.unset_flags (Gtk::CAN_FOCUS);
136 hide_button.unset_flags (Gtk::CAN_FOCUS);
138 controls_table.set_no_show_all();
140 ARDOUR_UI::instance()->set_tip(auto_button, _("automation state"));
141 ARDOUR_UI::instance()->set_tip(hide_button, _("hide track"));
143 const string str = gui_property ("height");
145 set_height (atoi (str));
147 set_height (preset_height (HeightNormal));
150 //name label isn't editable on an automation track; remove the tooltip
151 ARDOUR_UI::instance()->set_tip (name_label, X_(""));
153 /* repack the name label */
155 if (name_label.get_parent()) {
156 name_label.get_parent()->remove (name_label);
159 name_label.set_text (_name);
160 name_label.set_alignment (Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER);
161 name_label.set_name (X_("TrackParameterName"));
162 name_label.set_ellipsize (Pango::ELLIPSIZE_END);
164 string tipname = nomparent;
165 if (!tipname.empty()) {
169 ARDOUR_UI::instance()->set_tip(controls_ebox, tipname);
171 /* add the buttons */
172 controls_table.remove (name_hbox);
173 controls_table.attach (hide_button, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK);
174 controls_table.attach (name_label, 1, 3, 1, 3, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 2, 0);
175 controls_table.attach (auto_button, 3, 4, 2, 3, Gtk::SHRINK, Gtk::SHRINK);
176 controls_table.set_border_width (0);
182 _controller.get()->set_size_request(-1, 24);
183 /* add bar controller */
184 controls_table.attach (*_controller.get(), 1, 4, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND);
185 /* note that this handler connects *before* the default handler */
186 _controller->event_widget().signal_scroll_event().connect (mem_fun (*this, &AutomationTimeAxisView::controls_ebox_scroll), false);
189 controls_table.show_all ();
191 hide_button.signal_clicked.connect (sigc::mem_fun(*this, &AutomationTimeAxisView::hide_clicked));
192 auto_button.signal_clicked.connect (sigc::mem_fun(*this, &AutomationTimeAxisView::auto_clicked));
194 controls_base_selected_name = X_("AutomationTrackControlsBaseSelected");
195 controls_base_unselected_name = X_("AutomationTrackControlsBase");
197 controls_ebox.set_name (controls_base_unselected_name);
198 time_axis_frame.set_name (controls_base_unselected_name);
200 /* ask for notifications of any new RegionViews */
208 /* no regions, just a single line for the entire track (e.g. bus gain) */
212 boost::shared_ptr<AutomationLine> line (
214 ARDOUR::EventTypeMap::instance().to_symbol(_parameter),
221 line->set_line_color (ARDOUR_UI::config()->get_canvasvar_ProcessorAutomationLine());
222 line->queue_reset ();
226 /* make sure labels etc. are correct */
228 automation_state_changed ();
229 ColorsChanged.connect (sigc::mem_fun (*this, &AutomationTimeAxisView::color_handler));
231 _route->DropReferences.connect (
232 _route_connections, invalidator (*this), boost::bind (&AutomationTimeAxisView::route_going_away, this), gui_context ()
236 AutomationTimeAxisView::~AutomationTimeAxisView ()
242 AutomationTimeAxisView::route_going_away ()
248 AutomationTimeAxisView::auto_clicked ()
250 using namespace Menu_Helpers;
252 if (automation_menu == 0) {
253 automation_menu = manage (new Menu);
254 automation_menu->set_name ("ArdourContextMenu");
255 MenuList& items (automation_menu->items());
257 items.push_back (MenuElem (S_("Automation|Manual"), sigc::bind (sigc::mem_fun(*this,
258 &AutomationTimeAxisView::set_automation_state), (AutoState) ARDOUR::Off)));
259 items.push_back (MenuElem (_("Play"), sigc::bind (sigc::mem_fun(*this,
260 &AutomationTimeAxisView::set_automation_state), (AutoState) Play)));
261 items.push_back (MenuElem (_("Write"), sigc::bind (sigc::mem_fun(*this,
262 &AutomationTimeAxisView::set_automation_state), (AutoState) Write)));
263 items.push_back (MenuElem (_("Touch"), sigc::bind (sigc::mem_fun(*this,
264 &AutomationTimeAxisView::set_automation_state), (AutoState) Touch)));
267 automation_menu->popup (1, gtk_get_current_event_time());
271 AutomationTimeAxisView::set_automation_state (AutoState state)
273 if (ignore_state_request) {
278 _automatable->set_parameter_automation_state (_parameter, state);
282 _view->set_automation_state (state);
284 /* AutomationStreamViews don't signal when their automation state changes, so handle
285 our updates `manually'.
287 automation_state_changed ();
292 AutomationTimeAxisView::automation_state_changed ()
296 /* update button label */
299 state = _view->automation_state ();
302 state = _control->alist()->automation_state ();
307 switch (state & (ARDOUR::Off|Play|Touch|Write)) {
309 auto_button.set_text (S_("Automation|Manual"));
311 ignore_state_request = true;
312 auto_off_item->set_active (true);
313 auto_play_item->set_active (false);
314 auto_touch_item->set_active (false);
315 auto_write_item->set_active (false);
316 ignore_state_request = false;
320 auto_button.set_text (_("Play"));
321 if (auto_play_item) {
322 ignore_state_request = true;
323 auto_play_item->set_active (true);
324 auto_off_item->set_active (false);
325 auto_touch_item->set_active (false);
326 auto_write_item->set_active (false);
327 ignore_state_request = false;
331 auto_button.set_text (_("Write"));
332 if (auto_write_item) {
333 ignore_state_request = true;
334 auto_write_item->set_active (true);
335 auto_off_item->set_active (false);
336 auto_play_item->set_active (false);
337 auto_touch_item->set_active (false);
338 ignore_state_request = false;
342 auto_button.set_text (_("Touch"));
343 if (auto_touch_item) {
344 ignore_state_request = true;
345 auto_touch_item->set_active (true);
346 auto_off_item->set_active (false);
347 auto_play_item->set_active (false);
348 auto_write_item->set_active (false);
349 ignore_state_request = false;
353 auto_button.set_text (_("???"));
358 /** The interpolation style of our AutomationList has changed, so update */
360 AutomationTimeAxisView::interpolation_changed (AutomationList::InterpolationStyle s)
362 if (mode_line_item && mode_discrete_item) {
363 if (s == AutomationList::Discrete) {
364 mode_discrete_item->set_active(true);
365 mode_line_item->set_active(false);
367 mode_line_item->set_active(true);
368 mode_discrete_item->set_active(false);
373 /** A menu item has been selected to change our interpolation mode */
375 AutomationTimeAxisView::set_interpolation (AutomationList::InterpolationStyle style)
377 /* Tell our view's list, if we have one, otherwise tell our own.
378 * Everything else will be signalled back from that.
382 _view->set_interpolation (style);
385 _control->list()->set_interpolation (style);
390 AutomationTimeAxisView::clear_clicked ()
392 assert (_line || _view);
394 _session->begin_reversible_command (_("clear automation"));
402 _session->commit_reversible_command ();
403 _session->set_dirty ();
407 AutomationTimeAxisView::set_height (uint32_t h)
409 bool const changed = (height != (uint32_t) h) || first_call_to_set_height;
410 uint32_t const normal = preset_height (HeightNormal);
411 bool const changed_between_small_and_normal = ( (height < normal && h >= normal) || (height >= normal || h < normal) );
413 TimeAxisView::set_height (h);
415 _base_rect->set_y1 (h);
418 _line->set_height(h);
422 _view->set_height(h);
423 _view->update_contents_height();
426 if (changed_between_small_and_normal || first_call_to_set_height) {
428 first_call_to_set_height = false;
430 if (h >= preset_height (HeightNormal)) {
435 } else if (h >= preset_height (HeightSmall)) {
436 controls_table.hide_all ();
443 if (_canvas_display->visible() && _route) {
444 /* only emit the signal if the height really changed and we were visible */
445 _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
451 AutomationTimeAxisView::set_samples_per_pixel (double fpp)
453 TimeAxisView::set_samples_per_pixel (fpp);
460 _view->set_samples_per_pixel (fpp);
465 AutomationTimeAxisView::hide_clicked ()
467 hide_button.set_sensitive(false);
468 set_marked_for_display (false);
469 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(parent);
471 rtv->request_redraw ();
473 hide_button.set_sensitive(true);
477 AutomationTimeAxisView::build_display_menu ()
479 using namespace Menu_Helpers;
483 TimeAxisView::build_display_menu ();
485 /* now fill it with our stuff */
487 MenuList& items = display_menu->items();
489 items.push_back (MenuElem (_("Hide"), sigc::mem_fun(*this, &AutomationTimeAxisView::hide_clicked)));
490 items.push_back (SeparatorElem());
491 items.push_back (MenuElem (_("Clear"), sigc::mem_fun(*this, &AutomationTimeAxisView::clear_clicked)));
492 items.push_back (SeparatorElem());
496 Menu* auto_state_menu = manage (new Menu);
497 auto_state_menu->set_name ("ArdourContextMenu");
498 MenuList& as_items = auto_state_menu->items();
500 as_items.push_back (CheckMenuElem (S_("Automation|Manual"), sigc::bind (
501 sigc::mem_fun(*this, &AutomationTimeAxisView::set_automation_state),
502 (AutoState) ARDOUR::Off)));
503 auto_off_item = dynamic_cast<Gtk::CheckMenuItem*>(&as_items.back());
505 as_items.push_back (CheckMenuElem (_("Play"), sigc::bind (
506 sigc::mem_fun(*this, &AutomationTimeAxisView::set_automation_state),
508 auto_play_item = dynamic_cast<Gtk::CheckMenuItem*>(&as_items.back());
510 as_items.push_back (CheckMenuElem (_("Write"), sigc::bind (
511 sigc::mem_fun(*this, &AutomationTimeAxisView::set_automation_state),
512 (AutoState) Write)));
513 auto_write_item = dynamic_cast<Gtk::CheckMenuItem*>(&as_items.back());
515 as_items.push_back (CheckMenuElem (_("Touch"), sigc::bind (
516 sigc::mem_fun(*this, &AutomationTimeAxisView::set_automation_state),
517 (AutoState) Touch)));
518 auto_touch_item = dynamic_cast<Gtk::CheckMenuItem*>(&as_items.back());
520 items.push_back (MenuElem (_("State"), *auto_state_menu));
524 /* current interpolation state */
525 AutomationList::InterpolationStyle const s = _view ? _view->interpolation() : _control->list()->interpolation ();
527 if (EventTypeMap::instance().is_midi_parameter(_parameter)) {
529 Menu* auto_mode_menu = manage (new Menu);
530 auto_mode_menu->set_name ("ArdourContextMenu");
531 MenuList& am_items = auto_mode_menu->items();
533 RadioMenuItem::Group group;
535 am_items.push_back (RadioMenuElem (group, _("Discrete"), sigc::bind (
536 sigc::mem_fun(*this, &AutomationTimeAxisView::set_interpolation),
537 AutomationList::Discrete)));
538 mode_discrete_item = dynamic_cast<Gtk::CheckMenuItem*>(&am_items.back());
539 mode_discrete_item->set_active (s == AutomationList::Discrete);
541 am_items.push_back (RadioMenuElem (group, _("Linear"), sigc::bind (
542 sigc::mem_fun(*this, &AutomationTimeAxisView::set_interpolation),
543 AutomationList::Linear)));
544 mode_line_item = dynamic_cast<Gtk::CheckMenuItem*>(&am_items.back());
545 mode_line_item->set_active (s == AutomationList::Linear);
547 items.push_back (MenuElem (_("Mode"), *auto_mode_menu));
550 /* make sure the automation menu state is correct */
552 automation_state_changed ();
553 interpolation_changed (s);
557 AutomationTimeAxisView::add_automation_event (GdkEvent* event, framepos_t when, double y, bool with_guard_points)
563 boost::shared_ptr<AutomationList> list = _line->the_list ();
565 if (list->in_write_pass()) {
566 /* do not allow the GUI to add automation events during an
567 automation write pass.
574 _canvas_display->canvas_to_item (x, y);
576 /* compute vertical fractional position */
578 y = 1.0 - (y / height);
582 _line->view_to_model_coord (x, y);
585 _editor.snap_to_with_modifier (when, event);
587 _session->begin_reversible_command (_("add automation event"));
588 XMLNode& before = list->get_state();
590 list->add (when, y, with_guard_points);
592 XMLNode& after = list->get_state();
593 _session->commit_reversible_command (new MementoCommand<ARDOUR::AutomationList> (*list, &before, &after));
594 _session->set_dirty ();
597 /** Paste a selection.
598 * @param pos Position to paste to (session frames).
599 * @param times Number of times to paste.
600 * @param selection Selection to paste.
601 * @param nth Index of the AutomationList within the selection to paste from.
604 AutomationTimeAxisView::paste (framepos_t pos, float times, Selection& selection, size_t nth)
606 boost::shared_ptr<AutomationLine> line;
611 line = _view->paste_line (pos);
618 return paste_one (*line, pos, times, selection, nth);
622 AutomationTimeAxisView::paste_one (AutomationLine& line, framepos_t pos, float times, Selection& selection, size_t nth)
624 AutomationSelection::iterator p;
625 boost::shared_ptr<AutomationList> alist(line.the_list());
627 if (_session->transport_rolling() && alist->automation_write()) {
628 /* do not paste if this control is in write mode and we're rolling */
632 for (p = selection.lines.begin(); p != selection.lines.end() && nth; ++p, --nth) {}
634 if (p == selection.lines.end()) {
638 double const model_pos = line.time_converter().from (pos - line.time_converter().origin_b ());
640 XMLNode &before = alist->get_state();
641 alist->paste (**p, model_pos, times);
642 _session->add_command (new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
648 AutomationTimeAxisView::get_selectables (framepos_t start, framepos_t end, double top, double bot, list<Selectable*>& results)
650 if (!_line && !_view) {
654 if (touched (top, bot)) {
656 /* remember: this is X Window - coordinate space starts in upper left and moves down.
657 _y_position is the "origin" or "top" of the track.
660 /* bottom of our track */
661 double const mybot = _y_position + height;
666 if (_y_position >= top && mybot <= bot) {
668 /* _y_position is below top, mybot is above bot, so we're fully
677 /* top and bot are within _y_position .. mybot */
679 topfrac = 1.0 - ((top - _y_position) / height);
680 botfrac = 1.0 - ((bot - _y_position) / height);
685 _line->get_selectables (start, end, botfrac, topfrac, results);
687 _view->get_selectables (start, end, botfrac, topfrac, results);
693 AutomationTimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& result)
696 _line->get_inverted_selectables (sel, result);
701 AutomationTimeAxisView::set_selected_points (PointSelection& points)
704 _line->set_selected_points (points);
706 _view->set_selected_points (points);
711 AutomationTimeAxisView::clear_lines ()
714 _list_connections.drop_connections ();
718 AutomationTimeAxisView::add_line (boost::shared_ptr<AutomationLine> line)
720 if (_control && line) {
721 assert(line->the_list() == _control->list());
723 _control->alist()->automation_state_changed.connect (
724 _list_connections, invalidator (*this), boost::bind (&AutomationTimeAxisView::automation_state_changed, this), gui_context()
727 _control->alist()->InterpolationChanged.connect (
728 _list_connections, invalidator (*this), boost::bind (&AutomationTimeAxisView::interpolation_changed, this, _1), gui_context()
734 line->set_height (height);
736 /* pick up the current state */
737 automation_state_changed ();
739 line->add_visibility (AutomationLine::Line);
743 AutomationTimeAxisView::entered()
746 _line->track_entered();
751 AutomationTimeAxisView::exited ()
754 _line->track_exited();
759 AutomationTimeAxisView::color_handler ()
767 AutomationTimeAxisView::set_state_2X (const XMLNode& node, int /*version*/)
769 if (node.name() == X_("gain") && _parameter == Evoral::Parameter (GainAutomation)) {
770 XMLProperty const * shown = node.property (X_("shown"));
772 bool yn = string_is_affirmative (shown->value ());
774 _canvas_display->show (); /* FIXME: necessary? show_at? */
776 set_gui_property ("visible", yn);
778 set_gui_property ("visible", false);
786 AutomationTimeAxisView::set_state (const XMLNode&, int /*version*/)
792 AutomationTimeAxisView::what_has_visible_automation (const boost::shared_ptr<Automatable>& automatable, set<Evoral::Parameter>& visible)
794 /* this keeps "knowledge" of how we store visibility information
795 in XML private to this class.
798 assert (automatable);
800 Automatable::Controls& controls (automatable->controls());
802 for (Automatable::Controls::iterator i = controls.begin(); i != controls.end(); ++i) {
804 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> (i->second);
808 const XMLNode* gui_node = ac->extra_xml ("GUI");
811 const XMLProperty* prop = gui_node->property ("shown");
813 if (string_is_affirmative (prop->value())) {
814 visible.insert (i->first);
823 /** @return true if this view has any automation data to display */
825 AutomationTimeAxisView::has_automation () const
827 return ( (_line && _line->npoints() > 0) || (_view && _view->has_automation()) );
830 list<boost::shared_ptr<AutomationLine> >
831 AutomationTimeAxisView::lines () const
833 list<boost::shared_ptr<AutomationLine> > lines;
836 lines.push_back (_line);
838 lines = _view->get_lines ();
845 AutomationTimeAxisView::state_id() const
848 return string_compose ("automation %1", _control->id().to_s());
851 return string_compose ("automation %1 %2/%3/%4",
855 (int) _parameter.channel());
859 /** Given a state id string, see if it is one generated by
860 * this class. If so, parse it into its components.
861 * @param state_id State ID string to parse.
862 * @param route_id Filled in with the route's ID if the state ID string is parsed.
863 * @param has_parameter Filled in with true if the state ID has a parameter, otherwise false.
864 * @param parameter Filled in with the state ID's parameter, if it has one.
865 * @return true if this is a state ID generated by this class, otherwise false.
869 AutomationTimeAxisView::parse_state_id (
870 string const & state_id,
872 bool & has_parameter,
873 Evoral::Parameter & parameter)
881 if (a != X_("automation")) {
885 route_id = PBD::ID (b);
888 has_parameter = false;
892 has_parameter = true;
895 boost::split (p, c, boost::is_any_of ("/"));
897 assert (p.size() == 3);
899 parameter = Evoral::Parameter (
900 boost::lexical_cast<int> (p[0]),
901 boost::lexical_cast<int> (p[2]),
902 boost::lexical_cast<int> (p[1])
909 AutomationTimeAxisView::cut_copy_clear (Selection& selection, CutCopyOp op)
911 list<boost::shared_ptr<AutomationLine> > lines;
913 lines.push_back (_line);
915 lines = _view->get_lines ();
918 for (list<boost::shared_ptr<AutomationLine> >::iterator i = lines.begin(); i != lines.end(); ++i) {
919 cut_copy_clear_one (**i, selection, op);
924 AutomationTimeAxisView::cut_copy_clear_one (AutomationLine& line, Selection& selection, CutCopyOp op)
926 boost::shared_ptr<Evoral::ControlList> what_we_got;
927 boost::shared_ptr<AutomationList> alist (line.the_list());
929 XMLNode &before = alist->get_state();
931 /* convert time selection to automation list model coordinates */
932 const Evoral::TimeConverter<double, ARDOUR::framepos_t>& tc = line.time_converter ();
933 double const start = tc.from (selection.time.front().start - tc.origin_b ());
934 double const end = tc.from (selection.time.front().end - tc.origin_b ());
938 if (alist->cut (start, end) != 0) {
939 _session->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
945 if ((what_we_got = alist->cut (start, end)) != 0) {
946 _editor.get_cut_buffer().add (what_we_got);
947 _session->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
951 if ((what_we_got = alist->copy (start, end)) != 0) {
952 _editor.get_cut_buffer().add (what_we_got);
957 if ((what_we_got = alist->cut (start, end)) != 0) {
958 _session->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
964 for (AutomationList::iterator x = what_we_got->begin(); x != what_we_got->end(); ++x) {
965 double when = (*x)->when;
966 double val = (*x)->value;
967 line.model_to_view_coord (when, val);