Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 125 insertions, 0 deletions

diff --git a/arts/gui/kde/klevelmeter_firebars.cpp b/arts/gui/kde/klevelmeter_firebars.cpp
new file mode 100644
index 00000000..916c6b53
--- /dev/null
+++ b/arts/gui/kde/klevelmeter_firebars.cpp
@@ -0,0 +1,125 @@
+/*
+    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., 59 Temple Place - Suite 330,
+    Boston, MA 02111-1307, USA.
+
+*/
+
+#include "klevelmeter_firebars.h"
+
+#include <kdebug.h>
+#include <qpainter.h>
+#include <qpixmap.h>
+
+KLevelMeter_FireBars_private::KLevelMeter_FireBars_private( KLevelMeter_FireBars* p, const char* n ) : QWidget( p,n ) {
+	_parent = p;
+	_pixmap = new QPixmap( 0,0 );
+//	setPaletteBackgroundColor( QColor( 0,0,255 ) );
+}
+void KLevelMeter_FireBars_private::paintEvent( QPaintEvent* ) {
+	QPainter p;
+	if ( _pixmap->size() != this->size() ) {
+		_pixmap->resize( this->size() );
+		p.begin( _pixmap );
+		_pixmap->fill( paletteBackgroundColor() );
+		if ( dir==Arts::BottomToTop || dir==Arts::TopToBottom ) {
+kdDebug() << k_funcinfo << dir << endl;
+			//if ( dir==Arts::BottomToTop ) p.translate( 0, rect().bottom() );
+			for ( int i=this->height(); i>0; i-- ) {
+				p.setPen( _parent->color( 1-float( i )/this->height() ) );
+				//if ( dir==Arts::BottomToTop ) i *= -1;
+				p.drawLine( 0, i, this->width(), i );
+			}
+		} else {
+			if ( dir==Arts::RightToLeft ) p.translate( 0, rect().right() );
+			for ( int i=this->width(); i>0; i-- ) {
+				p.setPen( _parent->color( float( i )/this->width() ) );
+				if ( dir==Arts::RightToLeft ) i *= -1;
+				p.drawLine( i, 0, i, this->height() );
+			}
+		}
+		p.end();
+	}
+	p.begin( this );
+	p.translate( 0,0 );
+	p.drawPixmap( QPoint( 0,0 ), *_pixmap );
+	p.end();
+}
+
+KLevelMeter_FireBars::KLevelMeter_FireBars( 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_FireBars::KLevelMeter_FireBars( Arts::KLevelMeter_impl* "<<impl<<", QWidget* "<<parent<<", long "<<substyle<<", long "<<count<<", float "<<_dbmin<<", float "<<_dbmax<<" )"<<endl;
+	this->setMinimumSize( 5, 5 );
+	_bar = new KLevelMeter_FireBars_private( this, 0 );
+	_peakwidget = new QWidget( this );
+	_peakwidget->resize( size() );
+	_peakwidget->setPaletteBackgroundColor( color( 1 ) );
+	_peakwidget->hide();
+}
+
+void KLevelMeter_FireBars::invalue( float n, float p ) {
+//kdDebug()<<"KLevelMeter_FireBars::invalue( float n )"<<endl;
+	if ( _peakwidget->size() != this->size() ) _peakwidget->setGeometry( 0,0, size().width(), size().height() );
+	_value = amptondb( n );
+	_peak  = amptondb( p );
+	if ( _peak > 1 )_peakwidget->show(); else _peakwidget->hide();
+	_bar->dir = _dir;
+	switch ( _dir ) {
+		default:
+		case Arts::BottomToTop:
+			_bar->setGeometry( 0, int( this->height()-_value*this->height() ), this->width(), this->height() );
+			break;
+		case Arts::TopToBottom:
+			_bar->setGeometry( 0, -int( this->height()-_value*this->height() ), this->width(), this->height() );
+			break;
+		case Arts::LeftToRight:
+			_bar->setGeometry( -int( this->width()-_value*this->width() ), 0, this->width(), this->height() );
+			break;
+		case Arts::RightToLeft:
+			_bar->setGeometry( int( this->width()-_value*this->width() ), 0, this->width(), this->height() );
+			break;
+	}
+	repaint();
+}
+
+void KLevelMeter_FireBars::paintEvent( QPaintEvent* ) {
+	QPainter p( this );
+	//p.setPen( NoPen );
+	p.setPen( QColor( 0,0,255 ) );
+	// PeakBar
+	if ( _peak > 1.0/1000 ) {
+		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() );
+		}
+	}
+}
+
+/**
+	Planned feature: a little Tooltip showing the actual value of the volume in deziBel and perhaps as linear scaleFactor
+*/
+void KLevelMeter_FireBars::mouseMoveEvent( QMouseEvent* /*qme*/ ) {
+//kdDebug()<<"KLevelMeter_FireBars::mouseMoveEvent(QMouseEvent* "<<qme<<" )"<<endl;
+}
+
+#include <klevelmeter_firebars.moc>
+// vim: sw=4 ts=4