* $Id$
*
* Authors: Clément Stenac <zorglub@videolan.org>
+ * Jean-Baptiste Kempf <jb@videolan.org>
*
* 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
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include "util/input_slider.hpp"
-InputSlider::InputSlider( QWidget *_parent ) : DirectSlider( _parent )
+#include <QPaintEvent>
+#include <QPainter>
+#include <QBitmap>
+#include <QStyle>
+
+InputSlider::InputSlider( QWidget *_parent ) : QSlider( _parent )
{
InputSlider::InputSlider( Qt::Horizontal, _parent );
}
InputSlider::InputSlider( Qt::Orientation q,QWidget *_parent ) :
- DirectSlider( q, _parent )
+ QSlider( q, _parent )
{
- mymove = false;
+ b_sliding = false;
setMinimum( 0 );
+ setMouseTracking(true);
setMaximum( 1000 );
setSingleStep( 2 );
- setPageStep( 1000 );
+ setPageStep( 10 );
setTracking( true );
- connect( this, SIGNAL( valueChanged(int) ), this, SLOT( userDrag( int ) ) );
+ secstotimestr( psz_length, 0 );
+ CONNECT( this, valueChanged(int), this, userDrag( int ) );
}
void InputSlider::setPosition( float pos, int a, int b )
setEnabled( false );
else
setEnabled( true );
- mymove = true;
- setValue( (int)(pos * 1000.0 ) );
- mymove = false;
+
+ if( !b_sliding )
+ setValue( (int)(pos * 1000.0 ) );
+ inputLength = b;
}
void InputSlider::userDrag( int new_value )
{
- float f_pos = (float)(new_value)/1000.0;
- if( !mymove )
+ if( b_sliding )
{
+ float f_pos = (float)(new_value)/1000.0;
emit sliderDragged( f_pos );
}
}
+
+void InputSlider::mouseReleaseEvent( QMouseEvent *event )
+{
+ b_sliding = false;
+}
+
+void InputSlider::mousePressEvent(QMouseEvent* event)
+{
+ b_sliding = true ;
+ if( event->button() != Qt::LeftButton &&
+ event->button() != Qt::MidButton )
+ {
+ QSlider::mousePressEvent( event );
+ return;
+ }
+
+ QMouseEvent newEvent( event->type(), event->pos(), event->globalPos(),
+ Qt::MouseButton( event->button() ^ Qt::LeftButton ^ Qt::MidButton ),
+ Qt::MouseButtons( event->buttons() ^ Qt::LeftButton ^ Qt::MidButton ),
+ event->modifiers() );
+ QSlider::mousePressEvent( &newEvent );
+}
+
+void InputSlider::mouseMoveEvent(QMouseEvent *event)
+{
+ if( b_sliding )
+ {
+ QSlider::mouseMoveEvent( event );
+ }
+
+ secstotimestr( psz_length, ( event->x() * inputLength) / size().width() );
+ setToolTip( psz_length );
+}
+
+/* This work is derived from Amarok's work under GPLv2+
+ - Mark Kretschmann
+ - Gábor Lehel
+ */
+#define WLENGTH 90 // px
+#define WHEIGHT 25 // px
+#define SOUNDMIN 0 // %
+#define SOUNDMAX 200 // % OR 400 ?
+
+SoundSlider::SoundSlider( QWidget *_parent, int _i_step, bool b_hard,
+ char *psz_colors )
+ : QAbstractSlider( _parent )
+{
+ paddingL = 5;
+ paddingR = 3;
+
+ f_step = ( _i_step * 100 ) / AOUT_VOLUME_MAX ;
+ setRange( SOUNDMIN, b_hard ? (2 * SOUNDMAX) : SOUNDMAX );
+ setMouseTracking( true );
+ b_sliding = false;
+
+ pixOutside = QPixmap( ":/volslide-outside" );
+
+ const QPixmap temp( ":/volslide-inside" );
+ const QBitmap mask( temp.createHeuristicMask() );
+
+ setMinimumSize( pixOutside.size() );
+
+ pixGradient = QPixmap( mask.size() );
+
+ /* Gradient building from the preferences */
+ QLinearGradient gradient( paddingL, 4, WLENGTH + paddingL , 4 );
+
+ QStringList colorList = qfu( psz_colors ).split( ";" );
+ free( psz_colors );
+
+ /* Fill with 255 if the list is too short */
+ if( colorList.size() < 12 )
+ for( int i = colorList.size(); i < 12; i++)
+ colorList.append( "255" );
+
+#define c(i) colorList.at(i).toInt()
+ gradient.setColorAt( 0.0, QColor( c(0), c(1), c(2) ) );
+ gradient.setColorAt( 0.2, QColor( c(3), c(4), c(5) ) );
+ gradient.setColorAt( 0.5, QColor( c(6), c(7), c(8) ) );
+ gradient.setColorAt( 1.0, QColor( c(9), c(10), c(11) ) );
+
+ QPainter painter( &pixGradient );
+ painter.setPen( Qt::NoPen );
+ painter.setBrush( gradient );
+ painter.drawRect( pixGradient.rect() );
+ painter.end();
+
+ pixGradient.setMask( mask );
+}
+
+void SoundSlider::wheelEvent( QWheelEvent *event )
+{
+ int newvalue = value() + event->delta() / ( 8 * 15 ) * f_step;
+ setValue( __MIN( __MAX( minimum(), newvalue ), maximum() ) );
+
+ emit sliderReleased();
+}
+
+void SoundSlider::mousePressEvent( QMouseEvent *event )
+{
+ if( event->button() != Qt::RightButton )
+ {
+ /* We enter the sliding mode */
+ b_sliding = true;
+ i_oldvalue = value();
+ emit sliderPressed();
+ changeValue( event->x() - paddingL );
+ }
+}
+
+void SoundSlider::mouseReleaseEvent( QMouseEvent *event )
+{
+ if( event->button() != Qt::RightButton )
+ {
+ if( !b_outside && value() != i_oldvalue )
+ {
+ emit sliderReleased();
+ setValue( value() );
+ }
+ b_sliding = false;
+ b_outside = false;
+ }
+}
+
+void SoundSlider::mouseMoveEvent( QMouseEvent *event )
+{
+ if( b_sliding )
+ {
+ QRect rect( paddingL - 15, -1,
+ WLENGTH + 15 * 2, WHEIGHT + 4 );
+ if( !rect.contains( event->pos() ) )
+ { /* We are outside */
+ if ( !b_outside )
+ setValue( i_oldvalue );
+ b_outside = true;
+ }
+ else
+ { /* We are inside */
+ b_outside = false;
+ changeValue( event->x() - paddingL );
+ emit sliderMoved( value() );
+ }
+ }
+ else
+ {
+ int i = ( event->x() - paddingL ) * maximum() / WLENGTH;
+ i = __MIN( __MAX( 0, i ), maximum() );
+ setToolTip( QString("%1 \%" ).arg( i ) );
+ }
+}
+
+void SoundSlider::changeValue( int x )
+{
+ setValue( x * maximum() / WLENGTH );
+}
+
+void SoundSlider::paintEvent(QPaintEvent *e)
+{
+ QPainter painter( this );
+ const int offset = int(
+ double( WLENGTH * value() ) /
+ double( maximum() ) ) + paddingL;
+
+ const QRectF boundsG( 0, 0, offset , pixGradient.height() );
+ painter.drawPixmap( boundsG, pixGradient, boundsG );
+
+ const QRectF boundsO( 0, 0, pixOutside.width(), pixOutside.height() );
+ painter.drawPixmap( boundsO, pixOutside, boundsO );
+
+ painter.setPen( palette().color( QPalette::Active, QPalette::Mid ) );
+ QFont font; font.setPixelSize( 9 );
+ painter.setFont( font );
+ const QRect rect( 0, 0, 34, 15 );
+ painter.drawText( rect, Qt::AlignRight | Qt::AlignVCenter,
+ QString::number( value() ) + '%' );
+
+ painter.end();
+}
+