Robin Gareus
4050ca5633
Copyright-holder and year information is extracted from git log. git history begins in 2005. So (C) from 1998..2005 is lost. Also some (C) assignment of commits where the committer didn't use --author.
127 lines
4.3 KiB
C++
127 lines
4.3 KiB
C++
/*
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* Copyright (C) 2005-2016 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2005 Karsten Wiese <fzuuzf@googlemail.com>
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* Copyright (C) 2005 Taybin Rutkin <taybin@taybin.com>
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* Copyright (C) 2006-2014 David Robillard <d@drobilla.net>
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* Copyright (C) 2008-2012 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2014-2015 Nick Mainsbridge <mainsbridge@gmail.com>
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* Copyright (C) 2014-2019 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "evoral/Curve.hpp"
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#include "pbd/memento_command.h"
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#include "pbd/stateful_diff_command.h"
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#include "ardour/audioregion.h"
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#include "ardour/session.h"
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#include "control_point.h"
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#include "region_gain_line.h"
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#include "audio_region_view.h"
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#include "time_axis_view.h"
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#include "editor.h"
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#include "gui_thread.h"
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#include "pbd/i18n.h"
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using namespace std;
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using namespace ARDOUR;
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using namespace PBD;
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AudioRegionGainLine::AudioRegionGainLine (const string & name, AudioRegionView& r, ArdourCanvas::Container& parent, boost::shared_ptr<AutomationList> l)
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: AutomationLine (name, r.get_time_axis_view(), parent, l, l->parameter())
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, rv (r)
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{
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// If this isn't true something is horribly wrong, and we'll get catastrophic gain values
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assert(l->parameter().type() == EnvelopeAutomation);
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_time_converter->set_origin_b (rv.region()->position());
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r.region()->PropertyChanged.connect (_region_changed_connection, invalidator (*this), boost::bind (&AudioRegionGainLine::region_changed, this, _1), gui_context());
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group->raise_to_top ();
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group->set_y_position (2);
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terminal_points_can_slide = false;
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}
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void
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AudioRegionGainLine::start_drag_single (ControlPoint* cp, double x, float fraction)
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{
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AutomationLine::start_drag_single (cp, x, fraction);
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// XXX Stateful need to capture automation curve data
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if (!rv.audio_region()->envelope_active()) {
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trackview.session()->add_command(new MementoCommand<AudioRegion>(*(rv.audio_region().get()), &rv.audio_region()->get_state(), 0));
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rv.audio_region()->set_envelope_active(false);
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}
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}
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// This is an extended copy from AutomationList
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void
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AudioRegionGainLine::remove_point (ControlPoint& cp)
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{
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trackview.editor().begin_reversible_command (_("remove control point"));
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XMLNode &before = alist->get_state();
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if (!rv.audio_region()->envelope_active()) {
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rv.audio_region()->clear_changes ();
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rv.audio_region()->set_envelope_active(true);
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trackview.session()->add_command(new StatefulDiffCommand (rv.audio_region()));
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}
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trackview.editor ().get_selection ().clear_points ();
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alist->erase (cp.model());
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trackview.editor().session()->add_command (new MementoCommand<AutomationList>(*alist.get(), &before, &alist->get_state()));
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trackview.editor().commit_reversible_command ();
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trackview.editor().session()->set_dirty ();
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}
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void
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AudioRegionGainLine::end_drag (bool with_push, uint32_t final_index)
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{
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if (!rv.audio_region()->envelope_active()) {
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rv.audio_region()->set_envelope_active(true);
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trackview.session()->add_command(new MementoCommand<AudioRegion>(*(rv.audio_region().get()), 0, &rv.audio_region()->get_state()));
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}
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AutomationLine::end_drag (with_push, final_index);
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}
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void
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AudioRegionGainLine::region_changed (const PropertyChange& what_changed)
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{
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PropertyChange interesting_stuff;
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interesting_stuff.add (ARDOUR::Properties::start);
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interesting_stuff.add (ARDOUR::Properties::position);
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if (what_changed.contains (interesting_stuff)) {
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_time_converter->set_origin_b (rv.region()->position());
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}
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interesting_stuff.clear ();
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interesting_stuff.add (ARDOUR::Properties::start);
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interesting_stuff.add (ARDOUR::Properties::length);
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if (what_changed.contains (interesting_stuff)) {
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reset ();
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}
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}
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