David Robillard
47c4929bc2
Show fancy values on generic GUI controls, automation lane controls, and automation lane verbose cursor. Fix text display of midiNote values. Make bigstep of midiNote parameters 12 (one octave). Add ARDOUR::value_as_string() as a stateless one-stop-shop for value printing.
99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
/*
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Copyright (C) 2000-2007 Paul Davis
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, 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 "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 (r.region()->position() - r.region()->start());
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group->raise_to_top ();
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group->set_y_position (2);
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set_uses_gain_mapping (true);
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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().session()->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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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().session()->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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