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 frame 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 e.current_mouse_mode() == Editing::MouseDraw &&
141 !e.drags()->active()) {
143 double x = ev->button.x;
144 double y = ev->button.y;
146 /* convert to item coordinates in the time axis view */
147 automation_view()->canvas_display()->canvas_to_item (x, y);
150 y = std::max (y, 0.0);
151 y = std::min (y, _height - NAME_HIGHLIGHT_SIZE);
153 /* guard points only if primary modifier is used */
154 bool with_guard_points = Gtkmm2ext::Keyboard::modifier_state_equals (ev->button.state, Gtkmm2ext::Keyboard::PrimaryModifier);
155 add_automation_event (ev, e.pixel_to_sample (x) - _region->position() + _region->start(), y, with_guard_points);
159 return RegionView::canvas_group_event (ev);
162 /** @param when Position in frames, where 0 is the start of the region.
163 * @param y y position, relative to our TimeAxisView.
166 AutomationRegionView::add_automation_event (GdkEvent *, framepos_t when, double y, bool with_guard_points)
169 boost::shared_ptr<Evoral::Control> c = _region->control(_parameter, true);
170 boost::shared_ptr<ARDOUR::AutomationControl> ac
171 = boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(c);
173 create_line(ac->alist());
177 AutomationTimeAxisView* const view = automation_view ();
179 /* compute vertical fractional position */
181 const double h = trackview.current_height() - TimeAxisViewItem::NAME_HIGHLIGHT_SIZE - 2;
186 when = snap_frame_to_frame (when - _region->start ()).frame + _region->start ();
190 double when_d = when;
191 _line->view_to_model_coord (when_d, y);
193 XMLNode& before = _line->the_list()->get_state();
195 if (_line->the_list()->editor_add (when_d, y, with_guard_points)) {
196 view->editor().begin_reversible_command (_("add automation event"));
198 XMLNode& after = _line->the_list()->get_state();
200 view->session()->add_command (new MementoCommand<ARDOUR::AutomationList> (_line->memento_command_binder(), &before, &after));
201 view->editor().commit_reversible_command ();
203 view->session()->set_dirty ();
208 AutomationRegionView::paste (framepos_t pos,
209 unsigned paste_count,
211 boost::shared_ptr<const ARDOUR::AutomationList> slist)
213 using namespace ARDOUR;
215 AutomationTimeAxisView* const view = automation_view();
216 boost::shared_ptr<ARDOUR::AutomationList> my_list = _line->the_list();
218 if (view->session()->transport_rolling() && my_list->automation_write()) {
219 /* do not paste if this control is in write mode and we're rolling */
223 AutomationType src_type = (AutomationType)slist->parameter().type ();
224 double len = slist->length();
226 /* add multi-paste offset if applicable */
227 if (parameter_is_midi (src_type)) {
228 // convert length to samples (incl tempo-ramps)
229 len = DoubleBeatsFramesConverter (view->session()->tempo_map(), pos).to (len * paste_count);
230 pos += view->editor ().get_paste_offset (pos, paste_count > 0 ? 1 : 0, len);
232 pos += view->editor ().get_paste_offset (pos, paste_count, len);
235 /* convert sample-position to model's unit and position */
236 const double model_pos = _source_relative_time_converter.from (
237 pos - _source_relative_time_converter.origin_b());
239 XMLNode& before = my_list->get_state();
240 my_list->paste(*slist, model_pos, DoubleBeatsFramesConverter (view->session()->tempo_map(), pos));
241 view->session()->add_command(
242 new MementoCommand<ARDOUR::AutomationList>(_line->memento_command_binder(), &before, &my_list->get_state()));
248 AutomationRegionView::set_height (double h)
250 RegionView::set_height(h);
253 _line->set_height ((uint32_t)rint(h - 2.5 - NAME_HIGHLIGHT_SIZE));
258 AutomationRegionView::set_position (framepos_t pos, void* src, double* ignored)
261 _line->set_maximum_time (_region->length ());
264 return RegionView::set_position(pos, src, ignored);
269 AutomationRegionView::reset_width_dependent_items (double pixel_width)
271 RegionView::reset_width_dependent_items(pixel_width);
280 AutomationRegionView::region_resized (const PBD::PropertyChange& what_changed)
282 RegionView::region_resized (what_changed);
284 if (what_changed.contains (ARDOUR::Properties::position)) {
285 _region_relative_time_converter.set_origin_b(_region->position());
288 if (what_changed.contains (ARDOUR::Properties::start) ||
289 what_changed.contains (ARDOUR::Properties::position)) {
290 _source_relative_time_converter.set_origin_b (_region->position() - _region->start());
297 if (what_changed.contains (ARDOUR::Properties::start)) {
298 _line->set_offset (_region->start ());
301 if (what_changed.contains (ARDOUR::Properties::length)) {
302 _line->set_maximum_time (_region->length());
308 AutomationRegionView::entered ()
311 _line->track_entered();
317 AutomationRegionView::exited ()
320 _line->track_exited();