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//=========================================================
// MusE
// Linux Music Editor
// $Id: auxknob.cpp,v 1.7 2004/07/11 16:26:46 wschweer Exp $
//
// (C) Copyright 2000-2004 Werner Schweer (ws@seh.de)
//
// 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; 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
//=========================================================
#include <cmath>
#include "auxknob.h"
#include "gconfig.h"
namespace MusEGui {
//---------------------------------------------------------
// Aux
//---------------------------------------------------------
AuxKnob::AuxKnob(QWidget* parent, int i)
: MusEGui::Knob(parent, "aux")
{
idx = i;
setRange(MusEGlobal::config.minSlider-0.1, 10.0);
connect(this, SIGNAL(valueChanged(double,int)), SLOT(valueChanged(double)));
}
//---------------------------------------------------------
// panChanged
//---------------------------------------------------------
void AuxKnob::valueChanged(double val)
{
double vol;
if (val <= MusEGlobal::config.minSlider) {
vol = 0.0;
val -= 1.0; // display special value "off"
}
else
vol = pow(10.0, val/20.0);
emit auxChanged(idx, vol);
}
} // namespace MusEGui
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