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())
55 TimeAxisViewItem::set_position (_region->position(), this);
58 assert(list->parameter() == param);
62 group->raise_to_top();
64 trackview.editor().MouseModeChanged.connect(_mouse_mode_connection, invalidator (*this),
65 boost::bind (&AutomationRegionView::mouse_mode_changed, this),
69 AutomationRegionView::~AutomationRegionView ()
72 RegionViewGoingAway (this); /* EMIT_SIGNAL */
76 AutomationRegionView::init (bool /*wfd*/)
78 _enable_display = false;
80 RegionView::init (false);
82 reset_width_dependent_items ((double) _region->length() / samples_per_pixel);
84 set_height (trackview.current_height());
86 fill_color_name = "midi frame base";
89 _enable_display = true;
93 AutomationRegionView::create_line (boost::shared_ptr<ARDOUR::AutomationList> list)
95 _line = boost::shared_ptr<AutomationLine> (new MidiAutomationLine(
96 ARDOUR::EventTypeMap::instance().to_symbol(list->parameter()),
97 trackview, *get_canvas_group(), list,
98 boost::dynamic_pointer_cast<ARDOUR::MidiRegion> (_region),
100 &_source_relative_time_converter));
102 _line->set_height ((uint32_t)rint(trackview.current_height() - 2.5 - NAME_HIGHLIGHT_SIZE));
103 _line->set_visibility (AutomationLine::VisibleAspects (AutomationLine::Line|AutomationLine::ControlPoints));
104 _line->set_maximum_time (_region->length());
105 _line->set_offset (_region->start ());
109 AutomationRegionView::get_fill_color() const
111 const std::string mod_name = (_dragging ? "dragging region" :
112 trackview.editor().internal_editing() ? "editable region" :
115 return UIConfiguration::instance().color_mod ("selected region base", mod_name);
116 } else if (high_enough_for_name || !UIConfiguration::instance().get_color_regions_using_track_color()) {
117 return UIConfiguration::instance().color_mod ("midi frame base", mod_name);
119 return UIConfiguration::instance().color_mod (fill_color, mod_name);
123 AutomationRegionView::mouse_mode_changed ()
125 // Adjust sample colour (become more transparent for internal tools)
130 AutomationRegionView::canvas_group_event (GdkEvent* ev)
136 PublicEditor& e = trackview.editor ();
138 if (trackview.editor().internal_editing() &&
139 ev->type == GDK_BUTTON_RELEASE &&
140 ev->button.button == 1 &&
141 e.current_mouse_mode() == Editing::MouseDraw &&
142 !e.drags()->active()) {
144 double x = ev->button.x;
145 double y = ev->button.y;
147 /* convert to item coordinates in the time axis view */
148 automation_view()->canvas_display()->canvas_to_item (x, y);
151 y = std::max (y, 0.0);
152 y = std::min (y, _height - NAME_HIGHLIGHT_SIZE);
154 /* guard points only if primary modifier is used */
155 bool with_guard_points = Gtkmm2ext::Keyboard::modifier_state_equals (ev->button.state, Gtkmm2ext::Keyboard::PrimaryModifier);
156 add_automation_event (ev, e.pixel_to_sample (x) - _region->position() + _region->start(), y, with_guard_points);
160 return RegionView::canvas_group_event (ev);
163 /** @param when Position in samples, where 0 is the start of the region.
164 * @param y y position, relative to our TimeAxisView.
167 AutomationRegionView::add_automation_event (GdkEvent *, samplepos_t when, double y, bool with_guard_points)
170 boost::shared_ptr<Evoral::Control> c = _region->control(_parameter, true);
171 boost::shared_ptr<ARDOUR::AutomationControl> ac
172 = boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(c);
174 create_line(ac->alist());
178 AutomationTimeAxisView* const view = automation_view ();
180 /* compute vertical fractional position */
182 const double h = trackview.current_height() - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 2;
187 when = snap_sample_to_sample (when - _region->start ()).sample + _region->start ();
191 double when_d = when;
192 _line->view_to_model_coord (when_d, y);
194 XMLNode& before = _line->the_list()->get_state();
196 if (_line->the_list()->editor_add (when_d, y, with_guard_points)) {
197 view->editor().begin_reversible_command (_("add automation event"));
199 XMLNode& after = _line->the_list()->get_state();
201 view->session()->add_command (new MementoCommand<ARDOUR::AutomationList> (_line->memento_command_binder(), &before, &after));
202 view->editor().commit_reversible_command ();
204 view->session()->set_dirty ();
209 AutomationRegionView::paste (samplepos_t pos,
210 unsigned paste_count,
212 boost::shared_ptr<const ARDOUR::AutomationList> slist)
214 using namespace ARDOUR;
216 AutomationTimeAxisView* const view = automation_view();
217 boost::shared_ptr<ARDOUR::AutomationList> my_list = _line->the_list();
219 if (view->session()->transport_rolling() && my_list->automation_write()) {
220 /* do not paste if this control is in write mode and we're rolling */
224 AutomationType src_type = (AutomationType)slist->parameter().type ();
225 double len = slist->length();
227 /* add multi-paste offset if applicable */
228 if (parameter_is_midi (src_type)) {
229 // convert length to samples (incl tempo-ramps)
230 len = DoubleBeatsSamplesConverter (view->session()->tempo_map(), pos).to (len * paste_count);
231 pos += view->editor ().get_paste_offset (pos, paste_count > 0 ? 1 : 0, len);
233 pos += view->editor ().get_paste_offset (pos, paste_count, len);
236 /* convert sample-position to model's unit and position */
237 const double model_pos = _source_relative_time_converter.from (
238 pos - _source_relative_time_converter.origin_b());
240 XMLNode& before = my_list->get_state();
241 my_list->paste(*slist, model_pos, DoubleBeatsSamplesConverter (view->session()->tempo_map(), pos));
242 view->session()->add_command(
243 new MementoCommand<ARDOUR::AutomationList>(_line->memento_command_binder(), &before, &my_list->get_state()));
249 AutomationRegionView::set_height (double h)
251 RegionView::set_height(h);
254 _line->set_height ((uint32_t)rint(h - 2.5 - NAME_HIGHLIGHT_SIZE));
259 AutomationRegionView::set_position (samplepos_t pos, void* src, double* ignored)
262 _line->set_maximum_time (_region->length ());
265 return RegionView::set_position(pos, src, ignored);
270 AutomationRegionView::reset_width_dependent_items (double pixel_width)
272 RegionView::reset_width_dependent_items(pixel_width);
281 AutomationRegionView::region_resized (const PBD::PropertyChange& what_changed)
283 RegionView::region_resized (what_changed);
285 if (what_changed.contains (ARDOUR::Properties::position)) {
286 _region_relative_time_converter.set_origin_b(_region->position());
289 if (what_changed.contains (ARDOUR::Properties::start) ||
290 what_changed.contains (ARDOUR::Properties::position)) {
291 _source_relative_time_converter.set_origin_b (_region->position() - _region->start());
298 if (what_changed.contains (ARDOUR::Properties::start)) {
299 _line->set_offset (_region->start ());
302 if (what_changed.contains (ARDOUR::Properties::length)) {
303 _line->set_maximum_time (_region->length());
309 AutomationRegionView::entered ()
312 _line->track_entered();
318 AutomationRegionView::exited ()
321 _line->track_exited();