2 Copyright (C) 2007 Paul Davis
3 Author: David Robillard
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include "pbd/memento_command.h"
24 #include "ardour/automation_control.h"
25 #include "ardour/event_type_map.h"
26 #include "ardour/midi_automation_list_binder.h"
27 #include "ardour/midi_region.h"
28 #include "ardour/session.h"
30 #include "gtkmm2ext/keyboard.h"
32 #include "automation_region_view.h"
35 #include "editor_drag.h"
36 #include "gui_thread.h"
37 #include "midi_automation_line.h"
38 #include "public_editor.h"
39 #include "ui_config.h"
43 AutomationRegionView::AutomationRegionView (ArdourCanvas::Container* parent,
44 AutomationTimeAxisView& time_axis,
45 boost::shared_ptr<ARDOUR::Region> region,
46 const Evoral::Parameter& param,
47 boost::shared_ptr<ARDOUR::AutomationList> list,
50 : RegionView(parent, time_axis, region, spu, basic_color, true)
51 , _region_relative_time_converter(region->session().tempo_map(), region->position())
52 , _source_relative_time_converter(region->session().tempo_map(), region->position() - region->start())
56 assert(list->parameter() == param);
60 group->raise_to_top();
62 trackview.editor().MouseModeChanged.connect(_mouse_mode_connection, invalidator (*this),
63 boost::bind (&AutomationRegionView::mouse_mode_changed, this),
67 AutomationRegionView::~AutomationRegionView ()
69 RegionViewGoingAway (this); /* EMIT_SIGNAL */
73 AutomationRegionView::init (bool /*wfd*/)
75 _enable_display = false;
77 RegionView::init (false);
79 reset_width_dependent_items ((double) _region->length() / samples_per_pixel);
81 set_height (trackview.current_height());
83 fill_color_name = "midi frame base";
86 _enable_display = true;
90 AutomationRegionView::create_line (boost::shared_ptr<ARDOUR::AutomationList> list)
92 _line = boost::shared_ptr<AutomationLine> (new MidiAutomationLine(
93 ARDOUR::EventTypeMap::instance().to_symbol(list->parameter()),
94 trackview, *get_canvas_group(), list,
95 boost::dynamic_pointer_cast<ARDOUR::MidiRegion> (_region),
97 &_source_relative_time_converter));
99 _line->set_height ((uint32_t)rint(trackview.current_height() - 2.5 - NAME_HIGHLIGHT_SIZE));
100 _line->set_visibility (AutomationLine::VisibleAspects (AutomationLine::Line|AutomationLine::ControlPoints));
101 _line->set_maximum_time (_region->length());
102 _line->set_offset (_region->start ());
106 AutomationRegionView::get_fill_color() const
108 const std::string mod_name = (_dragging ? "dragging region" :
109 trackview.editor().internal_editing() ? "editable region" :
112 return UIConfiguration::instance().color_mod ("selected region base", mod_name);
113 } else if (high_enough_for_name || !UIConfiguration::instance().get_color_regions_using_track_color()) {
114 return UIConfiguration::instance().color_mod ("midi frame base", mod_name);
116 return UIConfiguration::instance().color_mod (fill_color, mod_name);
120 AutomationRegionView::mouse_mode_changed ()
122 // Adjust frame colour (become more transparent for internal tools)
127 AutomationRegionView::canvas_group_event (GdkEvent* ev)
133 PublicEditor& e = trackview.editor ();
135 if (trackview.editor().internal_editing() &&
136 ev->type == GDK_BUTTON_RELEASE &&
137 e.current_mouse_mode() == Editing::MouseDraw &&
138 !e.drags()->active()) {
140 double x = ev->button.x;
141 double y = ev->button.y;
143 /* convert to item coordinates in the time axis view */
144 automation_view()->canvas_display()->canvas_to_item (x, y);
147 y = std::max (y, 0.0);
148 y = std::min (y, _height - NAME_HIGHLIGHT_SIZE);
150 /* guard points only if primary modifier is used */
151 bool with_guard_points = Gtkmm2ext::Keyboard::modifier_state_equals (ev->button.state, Gtkmm2ext::Keyboard::PrimaryModifier);
152 add_automation_event (ev, e.pixel_to_sample (x) - _region->position() + _region->start(), y, with_guard_points);
156 return RegionView::canvas_group_event (ev);
159 /** @param when Position in frames, where 0 is the start of the region.
160 * @param y y position, relative to our TimeAxisView.
163 AutomationRegionView::add_automation_event (GdkEvent *, framepos_t when, double y, bool with_guard_points)
166 boost::shared_ptr<Evoral::Control> c = _region->control(_parameter, true);
167 boost::shared_ptr<ARDOUR::AutomationControl> ac
168 = boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(c);
170 create_line(ac->alist());
174 AutomationTimeAxisView* const view = automation_view ();
176 /* compute vertical fractional position */
178 const double h = trackview.current_height() - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 2;
183 when = snap_frame_to_frame (when - _region->start ()) + _region->start ();
187 double when_d = when;
188 _line->view_to_model_coord (when_d, y);
190 XMLNode& before = _line->the_list()->get_state();
192 if (_line->the_list()->editor_add (when_d, y, with_guard_points)) {
193 view->editor().begin_reversible_command (_("add automation event"));
195 XMLNode& after = _line->the_list()->get_state();
197 view->session()->add_command (new MementoCommand<ARDOUR::AutomationList> (_line->memento_command_binder(), &before, &after));
198 view->editor().commit_reversible_command ();
200 view->session()->set_dirty ();
205 AutomationRegionView::paste (framepos_t pos,
206 unsigned paste_count,
208 boost::shared_ptr<const ARDOUR::AutomationList> slist)
210 AutomationTimeAxisView* const view = automation_view();
211 boost::shared_ptr<ARDOUR::AutomationList> my_list = _line->the_list();
213 if (view->session()->transport_rolling() && my_list->automation_write()) {
214 /* do not paste if this control is in write mode and we're rolling */
218 /* add multi-paste offset if applicable */
219 pos += view->editor().get_paste_offset(
220 pos, paste_count, _source_relative_time_converter.to(slist->length()));
222 const double model_pos = _source_relative_time_converter.from(
223 pos - _source_relative_time_converter.origin_b());
225 XMLNode& before = my_list->get_state();
226 my_list->paste(*slist, model_pos, times);
227 view->session()->add_command(
228 new MementoCommand<ARDOUR::AutomationList>(_line->memento_command_binder(), &before, &my_list->get_state()));
234 AutomationRegionView::set_height (double h)
236 RegionView::set_height(h);
239 _line->set_height ((uint32_t)rint(h - 2.5 - NAME_HIGHLIGHT_SIZE));
244 AutomationRegionView::set_position (framepos_t pos, void* src, double* ignored)
247 _line->set_maximum_time (_region->length ());
250 return RegionView::set_position(pos, src, ignored);
255 AutomationRegionView::reset_width_dependent_items (double pixel_width)
257 RegionView::reset_width_dependent_items(pixel_width);
266 AutomationRegionView::region_resized (const PBD::PropertyChange& what_changed)
268 RegionView::region_resized (what_changed);
270 if (what_changed.contains (ARDOUR::Properties::position)) {
271 _region_relative_time_converter.set_origin_b(_region->position());
274 if (what_changed.contains (ARDOUR::Properties::start) ||
275 what_changed.contains (ARDOUR::Properties::position)) {
276 _source_relative_time_converter.set_origin_b (_region->position() - _region->start());
283 if (what_changed.contains (ARDOUR::Properties::start)) {
284 _line->set_offset (_region->start ());
287 if (what_changed.contains (ARDOUR::Properties::length)) {
288 _line->set_maximum_time (_region->length());
294 AutomationRegionView::entered ()
297 _line->track_entered();
303 AutomationRegionView::exited ()
306 _line->track_exited();