git-svn-id: svn://localhost/ardour2/trunk@933 d708f5d6-7413-0410-9779-e7cbd77b26cf
82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
/*
|
|
Copyright (C) 2003 Paul Davis
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
|
|
$Id$
|
|
*/
|
|
|
|
#include <ardour/curve.h>
|
|
#include <ardour/route.h>
|
|
#include <pbd/memento_command.h>
|
|
|
|
#include "gain_automation_time_axis.h"
|
|
#include "automation_line.h"
|
|
#include "canvas.h"
|
|
|
|
#include "i18n.h"
|
|
|
|
using namespace ARDOUR;
|
|
using namespace PBD;
|
|
using namespace Gtk;
|
|
|
|
GainAutomationTimeAxisView::GainAutomationTimeAxisView (Session& s, boost::shared_ptr<Route> r,
|
|
PublicEditor& e, TimeAxisView& parent,
|
|
ArdourCanvas::Canvas& canvas, const string & n, ARDOUR::Curve& c)
|
|
|
|
: AxisView (s),
|
|
AutomationTimeAxisView (s, r, e, parent, canvas, n, X_("gain"), ""),
|
|
curve (c)
|
|
|
|
{
|
|
}
|
|
|
|
GainAutomationTimeAxisView::~GainAutomationTimeAxisView ()
|
|
{
|
|
}
|
|
|
|
void
|
|
GainAutomationTimeAxisView::add_automation_event (ArdourCanvas::Item* item, GdkEvent* event, nframes_t when, double y)
|
|
{
|
|
double x = 0;
|
|
|
|
canvas_display->w2i (x, y);
|
|
|
|
/* compute vertical fractional position */
|
|
|
|
y = 1.0 - (y / height);
|
|
|
|
/* map using line */
|
|
|
|
lines.front()->view_to_model_y (y);
|
|
|
|
_session.begin_reversible_command (_("add gain automation event"));
|
|
|
|
XMLNode &before = curve.get_state();
|
|
curve.add (when, y);
|
|
XMLNode &after = curve.get_state();
|
|
_session.add_command(new MementoCommand<ARDOUR::Curve>(curve, &before, &after));
|
|
_session.commit_reversible_command ();
|
|
_session.set_dirty ();
|
|
}
|
|
|
|
void
|
|
GainAutomationTimeAxisView::set_automation_state (AutoState state)
|
|
{
|
|
if (!ignore_state_request) {
|
|
route->set_gain_automation_state (state);
|
|
}
|
|
}
|