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//=============================================================================
// Awl
// Audio Widget Library
// $Id:$
//
// Copyright (C) 2002-2006 by Werner Schweer and others
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2.
//
// 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 "tempolabel.h"
#include <QApplication>
namespace Awl {
//---------------------------------------------------------
// TempoLabel
//---------------------------------------------------------
TempoLabel::TempoLabel(QWidget* parent)
: QLabel(parent)
{
setFrameStyle(WinPanel | Sunken);
setLineWidth(2);
setMidLineWidth(3);
_value = 1.0;
setValue(0.0);
setIndent(3);
setMinimumSize(sizeHint());
}
//---------------------------------------------------------
// setVal
//---------------------------------------------------------
void TempoLabel::setValue(int val)
{
setValue(double(val/1000.0));
}
void TempoLabel::setValue(double val)
{
if (val == _value)
return;
_value = val;
QString s = QString("%1").arg(val, 3, 'f', 2);
setText(s);
}
//---------------------------------------------------------
// sizeHint
//---------------------------------------------------------
QSize TempoLabel::sizeHint() const
{
QFontMetrics fm(font());
int fw = 4;
int h = fm.height() + fw * 2;
int w = 6 + fm.width(QString("000.00")) + fw * 2; // 6=indent
return QSize(w, h).expandedTo(QApplication::globalStrut());
}
}
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