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