59 lines
1.4 KiB
C++
59 lines
1.4 KiB
C++
/*
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Copyright (C) 2000-2003 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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$Id$
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*/
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#include <sigc++/signal.h>
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#include <ardour/curve.h>
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#include <pbd/fastlog.h>
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#include "public_editor.h"
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#include "automation_gain_line.h"
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#include "utils.h"
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#include <ardour/session.h>
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using namespace std;
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using namespace ARDOUR;
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AutomationGainLine::AutomationGainLine (stringcr_t name, Session& s, TimeAxisView& tv, ArdourCanvas::Group& parent, Curve& c)
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: AutomationLine (name, tv, parent, c),
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session (s)
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{
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set_verbose_cursor_uses_gain_mapping (true);
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}
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void
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AutomationGainLine::view_to_model_y (double& y)
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{
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y = slider_position_to_gain (y);
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y = max (0.0, y);
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y = min (2.0, y);
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}
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void
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AutomationGainLine::model_to_view_y (double& y)
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{
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y = gain_to_slider_position (y);
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}
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