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/*
Copyright ( C ) 2003 Arnold Krille <arnold@arnoldarts.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation;
version 2 of the License.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "klevelmeter_small.h"
#include <kdebug.h>
#include <qpainter.h>
KLevelMeter_Small::KLevelMeter_Small( Arts::KLevelMeter_impl* impl, QWidget* parent, long substyle, long count, Arts::Direction dir, float _dbmin, float _dbmax ) : KLevelMeter_Template( impl, parent, substyle, count, dir, _dbmin, _dbmax ) {
//kdDebug()<<"KLevelMeter_Small::KLevelMeter_Small( Arts::KLevelMeter_impl* "<<impl<<", QWidget* "<<parent<<", long "<<substyle<<", long "<<count<<", float "<<_dbmin<<", float "<<_dbmax<<" )"<<endl;
}
void KLevelMeter_Small::invalue( float n, float p ) {
//kdDebug()<<"KLevelMeter_Small::invalue( float "<<n<<", float "<<p<<" )"<<endl;
_peak = amptondb( p );
if ( n ) this->setBackgroundColor( color( amptondb( n ) ) );
else this->setBackgroundColor( QColor( 0,255,0 ).dark() );
}
void KLevelMeter_Small::paintEvent( QPaintEvent* /*qpe*/ ) {
//kdDebug()<<"KLevelMeter_Small::paintEvent( QPaintEvent* "<<qpe<<" )"<<endl;
if ( _peak && _peak <= 1.0 ) {
QPainter p( this );
//p.setPen( QColor( 0,0,0 ) );
QColor bgcolor = this->paletteBackgroundColor();
p.setPen( QColor( 255-bgcolor.red(), 255-bgcolor.green(), 255-bgcolor.blue() ) );
if ( _dir==Arts::BottomToTop || _dir==Arts::TopToBottom ) {
if ( _dir==Arts::BottomToTop ) p.translate( 0, rect().bottom() );
int h = int( this->height() * _peak );
if ( _dir==Arts::BottomToTop ) h *= -1;
p.drawLine( 0, h, this->width(), h );
} else {
if ( _dir==Arts::RightToLeft ) p.translate( 0, rect().right() );
int w = int( this->width() * _peak );
if ( _dir==Arts::RightToLeft ) w *= -1;
p.drawLine( w, 0, w, this->height() );
}
}
}
#include <klevelmeter_small.moc>
// vim: sw=4 ts=4
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