mirror of
https://github.com/tomahawk-player/tomahawk.git
synced 2025-10-05 01:52:28 +02:00
107 lines
3.3 KiB
C++
107 lines
3.3 KiB
C++
/* === This file is part of Tomahawk Player - <http://tomahawk-player.org> ===
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*
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* Copyright 2010-2011, Christian Muehlhaeuser <muesli@tomahawk-player.org>
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*
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* Tomahawk is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Tomahawk 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Tomahawk. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "AnimatedCounterLabel.h"
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AnimatedCounterLabel::AnimatedCounterLabel(QWidget* parent, Qt::WindowFlags f)
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: QLabel( parent, f )
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, m_displayed( 0 )
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, m_val( 0 )
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, m_oldval( 0 )
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, m_format( "%L1" )
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{
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connect( &m_timer, SIGNAL( frameChanged( int ) ), SLOT( frame( int ) ) );
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connect( &m_timer, SIGNAL( finished() ), SLOT( showDiff() ) );
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}
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void AnimatedCounterLabel::setFormat(const QString& f)
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{
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m_format = f;
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setText( m_format.arg( m_displayed ) );
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}
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void AnimatedCounterLabel::setVisible(bool b)
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{
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QLabel::setVisible( b );
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if ( !m_diff.isNull() )
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m_diff.data()->setVisible( b );
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}
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void AnimatedCounterLabel::frame(int f)
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{
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m_displayed = f;
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QLabel::setText( m_format.arg( m_displayed ) );
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QLabel::update();
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}
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void AnimatedCounterLabel::setVal(unsigned int v)
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{
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if( v == m_val )
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return;
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m_oldval = m_val;
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m_val = v;
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m_timer.stop();
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unsigned int dur = 1000;
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unsigned int r = abs( v - m_oldval );
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if( r > 1000 ) dur = 1500;
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else if( r > 10000 ) dur = 2000;
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else if( r > 25000 ) dur = 2250;
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else if( r > 50000 ) dur = 2750;
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else if( r > 100000 ) dur = 3000;
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else if( r > 500000 ) dur = 5000;
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m_timer.setDuration( dur );
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m_timer.setFrameRange( m_displayed, v );
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m_timer.setEasingCurve( QEasingCurve( QEasingCurve::OutCubic ) );
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m_timer.start();
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}
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void AnimatedCounterLabel::showDiff()
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{
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int differ = m_val - m_oldval;
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m_diff = new QLabel( QString("%1 %L2" ).arg( differ > 0 ? "+" : "" )
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.arg( (int)m_val - (int)m_oldval ),
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this->parentWidget() );
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m_diff.data()->setStyleSheet( "font-size:9px; color:grey;" );
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m_diff.data()->move( QPoint( this->pos().x(), this->pos().y() ) );
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QPropertyAnimation* a = new QPropertyAnimation( m_diff.data(), "pos" );
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a->setEasingCurve( QEasingCurve( QEasingCurve::InQuad ) );
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a->setStartValue( m_diff.data()->pos() + QPoint( 0, -10 ) );
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a->setEndValue( QPoint( m_diff.data()->pos().x(), m_diff.data()->pos().y() - 25 ) );
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a->setDuration( 1000 );
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// qDebug() << "ANIMATING DIFF:" << a->startValue() << a->endValue();
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connect( a, SIGNAL( finished() ), m_diff.data(), SLOT( hide() ) );
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connect( a, SIGNAL( finished() ), m_diff.data(), SLOT( deleteLater() ) );
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connect( a, SIGNAL( finished() ), a, SLOT( deleteLater() ) );
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m_diff.data()->show();
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m_diff.data()->setVisible( this->isVisible() );
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a->start();
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}
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