X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fgui%2Fqt4%2Futil%2Finput_slider.cpp;h=dc81a95e26f8de414ce1de92594ec8ef41d81f67;hb=b5077c0ef45f56e5b4126f78b71aadecf8f2857f;hp=a153acc1faaa143ea313edc26d513ab7b41e9648;hpb=1fa283fd60260f02c53fe52fb6ab1063ffc16fa7;p=vlc diff --git a/modules/gui/qt4/util/input_slider.cpp b/modules/gui/qt4/util/input_slider.cpp index a153acc1fa..dc81a95e26 100644 --- a/modules/gui/qt4/util/input_slider.cpp +++ b/modules/gui/qt4/util/input_slider.cpp @@ -1,10 +1,11 @@ /***************************************************************************** * input_manager.cpp : Manage an input and interact with its GUI elements **************************************************************************** - * Copyright (C) 2000-2005 the VideoLAN team - * $Id: wxwidgets.cpp 15731 2006-05-25 14:43:53Z zorglub $ + * Copyright (C) 2006 the VideoLAN team + * $Id$ * * Authors: Clément Stenac + * Jean-Baptiste Kempf * * 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 @@ -20,27 +21,232 @@ * 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" -void InputSlider::init() +#include +#include +#include +#include + +InputSlider::InputSlider( QWidget *_parent ) : QSlider( _parent ) +{ + InputSlider::InputSlider( Qt::Horizontal, _parent ); +} + +InputSlider::InputSlider( Qt::Orientation q,QWidget *_parent ) : + QSlider( q, _parent ) { + b_sliding = false; setMinimum( 0 ); + setMouseTracking(true); setMaximum( 1000 ); setSingleStep( 2 ); - setPageStep( 100 ); + setPageStep( 10 ); setTracking( true ); - QObject::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 ) { - setValue( (int)(pos * 1000.0 ) ); + if( pos == 0.0 ) + setEnabled( false ); + else + setEnabled( true ); + + if( !b_sliding ) + setValue( (int)(pos * 1000.0 ) ); + inputLength = b; } void InputSlider::userDrag( int new_value ) { - float f_pos = (float)(new_value)/1000.0; - emit positionUpdated( f_pos ); + 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(); +} +