ardour/gtk2_ardour/automation_pan_line.cc

57 lines
1.4 KiB
C++

/*
Copyright (C) 2000-2003 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.
*/
#include <sigc++/signal.h>
#include <ardour/curve.h>
#include "canvas_impl.h"
#include "public_editor.h"
#include "automation_pan_line.h"
#include "utils.h"
#include <cmath>
#include <ardour/session.h>
using namespace ARDOUR;
using namespace PBD;
AutomationPanLine::AutomationPanLine (const string & name, Session& s, TimeAxisView& tv, ArdourCanvas::Group& parent, Curve& c)
: AutomationLine (name, tv, parent, c),
session (s)
{
}
void
AutomationPanLine::view_to_model_y (double& y)
{
// vertical coordinate axis reversal
y = 1.0 - y;
}
void
AutomationPanLine::model_to_view_y (double& y)
{
// vertical coordinate axis reversal
y = 1.0 - y;
}