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/profile.h"
32 #include "ardour/route.h"
33 #include "ardour/session.h"
35 #include "canvas/debug.h"
37 #include "ardour_ui.h"
38 #include "automation_time_axis.h"
39 #include "automation_streamview.h"
40 #include "global_signals.h"
41 #include "gui_thread.h"
42 #include "route_time_axis.h"
43 #include "automation_line.h"
44 #include "public_editor.h"
45 #include "selection.h"
46 #include "rgb_macros.h"
47 #include "point_selection.h"
48 #include "control_point.h"
54 using namespace ARDOUR;
55 using namespace ARDOUR_UI_UTILS;
58 using namespace Gtkmm2ext;
59 using namespace Editing;
61 Pango::FontDescription AutomationTimeAxisView::name_font;
62 bool AutomationTimeAxisView::have_name_font = false;
65 /** \a a the automatable object this time axis is to display data for.
66 * For route/track automation (e.g. gain) pass the route for both \r and \a.
67 * For route child (e.g. plugin) automation, pass the child for \a.
68 * For region automation (e.g. MIDI CC), pass null for \a.
70 AutomationTimeAxisView::AutomationTimeAxisView (
72 boost::shared_ptr<Route> r,
73 boost::shared_ptr<Automatable> a,
74 boost::shared_ptr<AutomationControl> c,
79 ArdourCanvas::Canvas& canvas,
81 const string & nomparent
84 , TimeAxisView (s, e, &parent, canvas)
89 , _base_rect (new ArdourCanvas::Rectangle (_canvas_display))
91 , _view (show_regions ? new AutomationStreamView (*this) : 0)
92 , auto_button (X_("")) /* force addition of a label */
93 , _show_regions (show_regions)
96 CANVAS_DEBUG_NAME (_canvas_display, string_compose ("main for auto %2/%1", _name, r->name()));
97 CANVAS_DEBUG_NAME (selection_group, string_compose ("selections for auto %2/%1", _name, r->name()));
98 CANVAS_DEBUG_NAME (_ghost_group, string_compose ("ghosts for auto %2/%1", _name, r->name()));
100 if (!have_name_font) {
101 name_font = get_font_for_style (X_("AutomationTrackName"));
102 have_name_font = true;
105 if (_automatable && _control) {
106 _controller = AutomationController::create (_automatable, _control->parameter(), _control);
114 mode_discrete_item = 0;
117 ignore_state_request = false;
118 first_call_to_set_height = true;
120 CANVAS_DEBUG_NAME (_base_rect, string_compose ("base rect for %1", _name));
121 _base_rect->set_x1 (ArdourCanvas::COORD_MAX);
122 _base_rect->set_outline_color (ARDOUR_UI::config()->get_canvasvar_AutomationTrackOutline());
123 _base_rect->set_outline_what (ArdourCanvas::Rectangle::BOTTOM);
124 _base_rect->set_fill_color (ARDOUR_UI::config()->get_canvasvar_AutomationTrackFill());
125 _base_rect->set_data ("trackview", this);
126 _base_rect->Event.connect (sigc::bind (sigc::mem_fun (_editor, &PublicEditor::canvas_automation_track_event), _base_rect, this));
128 _base_rect->lower_to_bottom();
131 hide_button.set_image ( ::get_icon(X_("hide")));
133 auto_button.set_name ("mixer strip button");
134 hide_button.set_name ("mixer strip button");
136 auto_button.unset_flags (Gtk::CAN_FOCUS);
137 hide_button.unset_flags (Gtk::CAN_FOCUS);
139 controls_table.set_no_show_all();
141 ARDOUR_UI::instance()->set_tip(auto_button, _("automation state"));
142 ARDOUR_UI::instance()->set_tip(hide_button, _("hide track"));
144 const string str = gui_property ("height");
146 set_height (atoi (str));
148 set_height (preset_height (HeightNormal));
151 //name label isn't editable on an automation track; remove the tooltip
152 ARDOUR_UI::instance()->set_tip (name_label, X_(""));
154 /* repack the name label */
156 if (name_label.get_parent()) {
157 name_label.get_parent()->remove (name_label);
160 name_label.set_text (_name);
161 name_label.set_alignment (Gtk::ALIGN_LEFT, Gtk::ALIGN_CENTER);
162 name_label.set_name (X_("TrackParameterName"));
163 name_label.set_ellipsize (Pango::ELLIPSIZE_END);
165 string tipname = nomparent;
166 if (!tipname.empty()) {
170 ARDOUR_UI::instance()->set_tip(controls_ebox, tipname);
172 /* add the buttons */
173 controls_table.remove (name_hbox);
174 if (ARDOUR::Profile->get_mixbus()) {
175 controls_table.attach (hide_button, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 0, 0);
177 controls_table.attach (hide_button, 0, 1, 0, 1, Gtk::SHRINK, Gtk::SHRINK, 1, 0);
179 controls_table.attach (name_label, 1, 2, 1, 3, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 2, 0);
180 controls_table.attach (auto_button, 2, 3, 2, 3, Gtk::SHRINK, Gtk::SHRINK);
186 /* add bar controller */
187 controls_table.attach (*_controller.get(), 1, 3, 0, 1, Gtk::FILL|Gtk::EXPAND, Gtk::FILL|Gtk::EXPAND, 1, 0);
188 /* note that this handler connects *before* the default handler */
189 _controller->event_widget().signal_scroll_event().connect (mem_fun (*this, &AutomationTimeAxisView::controls_ebox_scroll), false);
192 controls_table.show_all ();
194 hide_button.signal_clicked.connect (sigc::mem_fun(*this, &AutomationTimeAxisView::hide_clicked));
195 auto_button.signal_clicked.connect (sigc::mem_fun(*this, &AutomationTimeAxisView::auto_clicked));
197 controls_base_selected_name = X_("AutomationTrackControlsBaseSelected");
198 controls_base_unselected_name = X_("AutomationTrackControlsBase");
200 controls_ebox.set_name (controls_base_unselected_name);
201 time_axis_frame.set_name (controls_base_unselected_name);
203 /* ask for notifications of any new RegionViews */
211 /* no regions, just a single line for the entire track (e.g. bus gain) */
215 boost::shared_ptr<AutomationLine> line (
217 ARDOUR::EventTypeMap::instance().to_symbol(_parameter),
224 line->set_line_color (ARDOUR_UI::config()->get_canvasvar_ProcessorAutomationLine());
225 line->queue_reset ();
229 /* make sure labels etc. are correct */
231 automation_state_changed ();
232 ColorsChanged.connect (sigc::mem_fun (*this, &AutomationTimeAxisView::color_handler));
234 _route->DropReferences.connect (
235 _route_connections, invalidator (*this), boost::bind (&AutomationTimeAxisView::route_going_away, this), gui_context ()
239 AutomationTimeAxisView::~AutomationTimeAxisView ()
245 AutomationTimeAxisView::route_going_away ()
251 AutomationTimeAxisView::auto_clicked ()
253 using namespace Menu_Helpers;
255 if (automation_menu == 0) {
256 automation_menu = manage (new Menu);
257 automation_menu->set_name ("ArdourContextMenu");
258 MenuList& items (automation_menu->items());
260 items.push_back (MenuElem (S_("Automation|Manual"), sigc::bind (sigc::mem_fun(*this,
261 &AutomationTimeAxisView::set_automation_state), (AutoState) ARDOUR::Off)));
262 items.push_back (MenuElem (_("Play"), sigc::bind (sigc::mem_fun(*this,
263 &AutomationTimeAxisView::set_automation_state), (AutoState) Play)));
264 items.push_back (MenuElem (_("Write"), sigc::bind (sigc::mem_fun(*this,
265 &AutomationTimeAxisView::set_automation_state), (AutoState) Write)));
266 items.push_back (MenuElem (_("Touch"), sigc::bind (sigc::mem_fun(*this,
267 &AutomationTimeAxisView::set_automation_state), (AutoState) Touch)));
270 automation_menu->popup (1, gtk_get_current_event_time());
274 AutomationTimeAxisView::set_automation_state (AutoState state)
276 if (ignore_state_request) {
281 _automatable->set_parameter_automation_state (_parameter, state);
285 _view->set_automation_state (state);
287 /* AutomationStreamViews don't signal when their automation state changes, so handle
288 our updates `manually'.
290 automation_state_changed ();
295 AutomationTimeAxisView::automation_state_changed ()
299 /* update button label */
302 state = _view->automation_state ();
305 state = _control->alist()->automation_state ();
310 switch (state & (ARDOUR::Off|Play|Touch|Write)) {
312 auto_button.set_text (S_("Automation|Manual"));
314 ignore_state_request = true;
315 auto_off_item->set_active (true);
316 auto_play_item->set_active (false);
317 auto_touch_item->set_active (false);
318 auto_write_item->set_active (false);
319 ignore_state_request = false;
323 auto_button.set_text (_("Play"));
324 if (auto_play_item) {
325 ignore_state_request = true;
326 auto_play_item->set_active (true);
327 auto_off_item->set_active (false);
328 auto_touch_item->set_active (false);
329 auto_write_item->set_active (false);
330 ignore_state_request = false;
334 auto_button.set_text (_("Write"));
335 if (auto_write_item) {
336 ignore_state_request = true;
337 auto_write_item->set_active (true);
338 auto_off_item->set_active (false);
339 auto_play_item->set_active (false);
340 auto_touch_item->set_active (false);
341 ignore_state_request = false;
345 auto_button.set_text (_("Touch"));
346 if (auto_touch_item) {
347 ignore_state_request = true;
348 auto_touch_item->set_active (true);
349 auto_off_item->set_active (false);
350 auto_play_item->set_active (false);
351 auto_write_item->set_active (false);
352 ignore_state_request = false;
356 auto_button.set_text (_("???"));
361 /** The interpolation style of our AutomationList has changed, so update */
363 AutomationTimeAxisView::interpolation_changed (AutomationList::InterpolationStyle s)
365 if (mode_line_item && mode_discrete_item) {
366 if (s == AutomationList::Discrete) {
367 mode_discrete_item->set_active(true);
368 mode_line_item->set_active(false);
370 mode_line_item->set_active(true);
371 mode_discrete_item->set_active(false);
376 /** A menu item has been selected to change our interpolation mode */
378 AutomationTimeAxisView::set_interpolation (AutomationList::InterpolationStyle style)
380 /* Tell our view's list, if we have one, otherwise tell our own.
381 * Everything else will be signalled back from that.
385 _view->set_interpolation (style);
388 _control->list()->set_interpolation (style);
393 AutomationTimeAxisView::clear_clicked ()
395 assert (_line || _view);
397 _session->begin_reversible_command (_("clear automation"));
405 _session->commit_reversible_command ();
406 _session->set_dirty ();
410 AutomationTimeAxisView::set_height (uint32_t h)
412 bool const changed = (height != (uint32_t) h) || first_call_to_set_height;
413 uint32_t const normal = preset_height (HeightNormal);
414 bool const changed_between_small_and_normal = ( (height < normal && h >= normal) || (height >= normal || h < normal) );
416 TimeAxisView::set_height (h);
418 _base_rect->set_y1 (h);
421 _line->set_height(h);
425 _view->set_height(h);
426 _view->update_contents_height();
429 if (changed_between_small_and_normal || first_call_to_set_height) {
431 first_call_to_set_height = false;
433 if (h >= preset_height (HeightNormal)) {
438 } else if (h >= preset_height (HeightSmall)) {
439 controls_table.hide_all ();
446 if (_canvas_display->visible() && _route) {
447 /* only emit the signal if the height really changed and we were visible */
448 _route->gui_changed ("visible_tracks", (void *) 0); /* EMIT_SIGNAL */
454 AutomationTimeAxisView::set_samples_per_pixel (double fpp)
456 TimeAxisView::set_samples_per_pixel (fpp);
463 _view->set_samples_per_pixel (fpp);
468 AutomationTimeAxisView::hide_clicked ()
470 hide_button.set_sensitive(false);
471 set_marked_for_display (false);
472 RouteTimeAxisView* rtv = dynamic_cast<RouteTimeAxisView*>(parent);
474 rtv->request_redraw ();
476 hide_button.set_sensitive(true);
480 AutomationTimeAxisView::build_display_menu ()
482 using namespace Menu_Helpers;
486 TimeAxisView::build_display_menu ();
488 /* now fill it with our stuff */
490 MenuList& items = display_menu->items();
492 items.push_back (MenuElem (_("Hide"), sigc::mem_fun(*this, &AutomationTimeAxisView::hide_clicked)));
493 items.push_back (SeparatorElem());
494 items.push_back (MenuElem (_("Clear"), sigc::mem_fun(*this, &AutomationTimeAxisView::clear_clicked)));
495 items.push_back (SeparatorElem());
499 Menu* auto_state_menu = manage (new Menu);
500 auto_state_menu->set_name ("ArdourContextMenu");
501 MenuList& as_items = auto_state_menu->items();
503 as_items.push_back (CheckMenuElem (S_("Automation|Manual"), sigc::bind (
504 sigc::mem_fun(*this, &AutomationTimeAxisView::set_automation_state),
505 (AutoState) ARDOUR::Off)));
506 auto_off_item = dynamic_cast<Gtk::CheckMenuItem*>(&as_items.back());
508 as_items.push_back (CheckMenuElem (_("Play"), sigc::bind (
509 sigc::mem_fun(*this, &AutomationTimeAxisView::set_automation_state),
511 auto_play_item = dynamic_cast<Gtk::CheckMenuItem*>(&as_items.back());
513 as_items.push_back (CheckMenuElem (_("Write"), sigc::bind (
514 sigc::mem_fun(*this, &AutomationTimeAxisView::set_automation_state),
515 (AutoState) Write)));
516 auto_write_item = dynamic_cast<Gtk::CheckMenuItem*>(&as_items.back());
518 as_items.push_back (CheckMenuElem (_("Touch"), sigc::bind (
519 sigc::mem_fun(*this, &AutomationTimeAxisView::set_automation_state),
520 (AutoState) Touch)));
521 auto_touch_item = dynamic_cast<Gtk::CheckMenuItem*>(&as_items.back());
523 items.push_back (MenuElem (_("State"), *auto_state_menu));
527 /* current interpolation state */
528 AutomationList::InterpolationStyle const s = _view ? _view->interpolation() : _control->list()->interpolation ();
530 if (EventTypeMap::instance().is_midi_parameter(_parameter)) {
532 Menu* auto_mode_menu = manage (new Menu);
533 auto_mode_menu->set_name ("ArdourContextMenu");
534 MenuList& am_items = auto_mode_menu->items();
536 RadioMenuItem::Group group;
538 am_items.push_back (RadioMenuElem (group, _("Discrete"), sigc::bind (
539 sigc::mem_fun(*this, &AutomationTimeAxisView::set_interpolation),
540 AutomationList::Discrete)));
541 mode_discrete_item = dynamic_cast<Gtk::CheckMenuItem*>(&am_items.back());
542 mode_discrete_item->set_active (s == AutomationList::Discrete);
544 am_items.push_back (RadioMenuElem (group, _("Linear"), sigc::bind (
545 sigc::mem_fun(*this, &AutomationTimeAxisView::set_interpolation),
546 AutomationList::Linear)));
547 mode_line_item = dynamic_cast<Gtk::CheckMenuItem*>(&am_items.back());
548 mode_line_item->set_active (s == AutomationList::Linear);
550 items.push_back (MenuElem (_("Mode"), *auto_mode_menu));
553 /* make sure the automation menu state is correct */
555 automation_state_changed ();
556 interpolation_changed (s);
560 AutomationTimeAxisView::add_automation_event (GdkEvent* event, framepos_t when, double y, bool with_guard_points)
566 boost::shared_ptr<AutomationList> list = _line->the_list ();
568 if (list->in_write_pass()) {
569 /* do not allow the GUI to add automation events during an
570 automation write pass.
577 _canvas_display->canvas_to_item (x, y);
579 /* compute vertical fractional position */
581 y = 1.0 - (y / height);
585 _line->view_to_model_coord (x, y);
588 _editor.snap_to_with_modifier (when, event);
590 _session->begin_reversible_command (_("add automation event"));
591 XMLNode& before = list->get_state();
593 list->add (when, y, with_guard_points);
595 XMLNode& after = list->get_state();
596 _session->commit_reversible_command (new MementoCommand<ARDOUR::AutomationList> (*list, &before, &after));
597 _session->set_dirty ();
600 /** Paste a selection.
601 * @param pos Position to paste to (session frames).
602 * @param times Number of times to paste.
603 * @param selection Selection to paste.
604 * @param nth Index of the AutomationList within the selection to paste from.
607 AutomationTimeAxisView::paste (framepos_t pos, float times, Selection& selection, size_t nth)
609 boost::shared_ptr<AutomationLine> line;
614 line = _view->paste_line (pos);
621 return paste_one (*line, pos, times, selection, nth);
625 AutomationTimeAxisView::paste_one (AutomationLine& line, framepos_t pos, float times, Selection& selection, size_t nth)
627 AutomationSelection::iterator p;
628 boost::shared_ptr<AutomationList> alist(line.the_list());
630 if (_session->transport_rolling() && alist->automation_write()) {
631 /* do not paste if this control is in write mode and we're rolling */
635 for (p = selection.lines.begin(); p != selection.lines.end() && nth; ++p, --nth) {}
637 if (p == selection.lines.end()) {
641 double const model_pos = line.time_converter().from (pos - line.time_converter().origin_b ());
643 XMLNode &before = alist->get_state();
644 alist->paste (**p, model_pos, times);
645 _session->add_command (new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
651 AutomationTimeAxisView::get_selectables (framepos_t start, framepos_t end, double top, double bot, list<Selectable*>& results)
653 if (!_line && !_view) {
657 if (touched (top, bot)) {
659 /* remember: this is X Window - coordinate space starts in upper left and moves down.
660 _y_position is the "origin" or "top" of the track.
663 /* bottom of our track */
664 double const mybot = _y_position + height;
669 if (_y_position >= top && mybot <= bot) {
671 /* _y_position is below top, mybot is above bot, so we're fully
680 /* top and bot are within _y_position .. mybot */
682 topfrac = 1.0 - ((top - _y_position) / height);
683 botfrac = 1.0 - ((bot - _y_position) / height);
688 _line->get_selectables (start, end, botfrac, topfrac, results);
690 _view->get_selectables (start, end, botfrac, topfrac, results);
696 AutomationTimeAxisView::get_inverted_selectables (Selection& sel, list<Selectable*>& result)
699 _line->get_inverted_selectables (sel, result);
704 AutomationTimeAxisView::set_selected_points (PointSelection& points)
707 _line->set_selected_points (points);
709 _view->set_selected_points (points);
714 AutomationTimeAxisView::clear_lines ()
717 _list_connections.drop_connections ();
721 AutomationTimeAxisView::add_line (boost::shared_ptr<AutomationLine> line)
723 if (_control && line) {
724 assert(line->the_list() == _control->list());
726 _control->alist()->automation_state_changed.connect (
727 _list_connections, invalidator (*this), boost::bind (&AutomationTimeAxisView::automation_state_changed, this), gui_context()
730 _control->alist()->InterpolationChanged.connect (
731 _list_connections, invalidator (*this), boost::bind (&AutomationTimeAxisView::interpolation_changed, this, _1), gui_context()
737 line->set_height (height);
739 /* pick up the current state */
740 automation_state_changed ();
742 line->add_visibility (AutomationLine::Line);
746 AutomationTimeAxisView::entered()
749 _line->track_entered();
754 AutomationTimeAxisView::exited ()
757 _line->track_exited();
762 AutomationTimeAxisView::color_handler ()
770 AutomationTimeAxisView::set_state_2X (const XMLNode& node, int /*version*/)
772 if (node.name() == X_("gain") && _parameter == Evoral::Parameter (GainAutomation)) {
773 XMLProperty const * shown = node.property (X_("shown"));
775 bool yn = string_is_affirmative (shown->value ());
777 _canvas_display->show (); /* FIXME: necessary? show_at? */
779 set_gui_property ("visible", yn);
781 set_gui_property ("visible", false);
789 AutomationTimeAxisView::set_state (const XMLNode&, int /*version*/)
795 AutomationTimeAxisView::what_has_visible_automation (const boost::shared_ptr<Automatable>& automatable, set<Evoral::Parameter>& visible)
797 /* this keeps "knowledge" of how we store visibility information
798 in XML private to this class.
801 assert (automatable);
803 Automatable::Controls& controls (automatable->controls());
805 for (Automatable::Controls::iterator i = controls.begin(); i != controls.end(); ++i) {
807 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> (i->second);
811 const XMLNode* gui_node = ac->extra_xml ("GUI");
814 const XMLProperty* prop = gui_node->property ("shown");
816 if (string_is_affirmative (prop->value())) {
817 visible.insert (i->first);
826 /** @return true if this view has any automation data to display */
828 AutomationTimeAxisView::has_automation () const
830 return ( (_line && _line->npoints() > 0) || (_view && _view->has_automation()) );
833 list<boost::shared_ptr<AutomationLine> >
834 AutomationTimeAxisView::lines () const
836 list<boost::shared_ptr<AutomationLine> > lines;
839 lines.push_back (_line);
841 lines = _view->get_lines ();
848 AutomationTimeAxisView::state_id() const
851 return string_compose ("automation %1", _control->id().to_s());
854 return string_compose ("automation %1 %2/%3/%4",
858 (int) _parameter.channel());
862 /** Given a state id string, see if it is one generated by
863 * this class. If so, parse it into its components.
864 * @param state_id State ID string to parse.
865 * @param route_id Filled in with the route's ID if the state ID string is parsed.
866 * @param has_parameter Filled in with true if the state ID has a parameter, otherwise false.
867 * @param parameter Filled in with the state ID's parameter, if it has one.
868 * @return true if this is a state ID generated by this class, otherwise false.
872 AutomationTimeAxisView::parse_state_id (
873 string const & state_id,
875 bool & has_parameter,
876 Evoral::Parameter & parameter)
884 if (a != X_("automation")) {
888 route_id = PBD::ID (b);
891 has_parameter = false;
895 has_parameter = true;
898 boost::split (p, c, boost::is_any_of ("/"));
900 assert (p.size() == 3);
902 parameter = Evoral::Parameter (
903 boost::lexical_cast<int> (p[0]),
904 boost::lexical_cast<int> (p[2]),
905 boost::lexical_cast<int> (p[1])
912 AutomationTimeAxisView::cut_copy_clear (Selection& selection, CutCopyOp op)
914 list<boost::shared_ptr<AutomationLine> > lines;
916 lines.push_back (_line);
918 lines = _view->get_lines ();
921 for (list<boost::shared_ptr<AutomationLine> >::iterator i = lines.begin(); i != lines.end(); ++i) {
922 cut_copy_clear_one (**i, selection, op);
927 AutomationTimeAxisView::cut_copy_clear_one (AutomationLine& line, Selection& selection, CutCopyOp op)
929 boost::shared_ptr<Evoral::ControlList> what_we_got;
930 boost::shared_ptr<AutomationList> alist (line.the_list());
932 XMLNode &before = alist->get_state();
934 /* convert time selection to automation list model coordinates */
935 const Evoral::TimeConverter<double, ARDOUR::framepos_t>& tc = line.time_converter ();
936 double const start = tc.from (selection.time.front().start - tc.origin_b ());
937 double const end = tc.from (selection.time.front().end - tc.origin_b ());
941 if (alist->cut (start, end) != 0) {
942 _session->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
948 if ((what_we_got = alist->cut (start, end)) != 0) {
949 _editor.get_cut_buffer().add (what_we_got);
950 _session->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
954 if ((what_we_got = alist->copy (start, end)) != 0) {
955 _editor.get_cut_buffer().add (what_we_got);
960 if ((what_we_got = alist->cut (start, end)) != 0) {
961 _session->add_command(new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
967 for (AutomationList::iterator x = what_we_got->begin(); x != what_we_got->end(); ++x) {
968 double when = (*x)->when;
969 double val = (*x)->value;
970 line.model_to_view_coord (when, val);