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Code Issues Releases Wiki Activity

* Properly center spinner.

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This commit is contained in:
Christian Muehlhaeuser 2012-05-19 06:23:23 +02:00
parent 246d935c04
commit 5d977d1ca7
1 changed files with 11 additions and 11 deletions
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22
src/libtomahawk/utils/AnimatedSpinner.cpp
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@ -28,6 +28,9 @@
#include <QtGui/QPaintEvent>
#include <QtGui/QShowEvent>
#include "utils/Logger.h"
AnimatedSpinner::AnimatedSpinner( QWidget *parent )
: QWidget( parent )
, m_showHide( new QTimeLine )
@ -89,11 +92,11 @@ AnimatedSpinner::init()
size = m_pixmap.size();
/// Radius is best-fit line with points (13x13, 2), (28x28, 5), (48x48, 10)
m_radius = qRound( ( 23. * ( size.width() - 5.) ) / 100. );
m_armLength = size.width()/2 - m_radius;
m_radius = qRound( ( 23. * ( size.width() - 5. ) ) / 100. );
m_armLength = size.width() / 2 - m_radius;
/// Arm width is best-fit line with points (13x13, 1), (28x28, 2), (48x48, 5)
m_armWidth = qRound( (116.*size.width() - 781.)/1000. );
m_armWidth = qRound( ( 116. * size.width() - 781. ) / 1000. );
m_border = 2;
m_armRect = QRect( m_radius, 0, m_armLength, m_armWidth );
@ -107,7 +110,7 @@ AnimatedSpinner::paintEvent( QPaintEvent* event )
Q_UNUSED( event );
if ( m_autoCenter && parentWidget() )
{
QPoint center = parentWidget()->contentsRect().center();
QPoint center = parentWidget()->contentsRect().center() - QPoint( sizeHint().width() / 2, sizeHint().height() / 2 );
if ( center != pos() )
{
move( center );
@ -143,8 +146,7 @@ AnimatedSpinner::drawFrame( QPainter* p, const QRect& rect )
p->setOpacity( (qreal)m_showHide->currentValue() );
}
p->setRenderHint(QPainter::Antialiasing, true);
p->setRenderHint( QPainter::Antialiasing, true );
p->translate( rect.center() + QPoint( 0, 1 ) ); // center
const qreal stepRadius = (360 + 2*m_armWidth) / segmentCount();
@ -207,19 +209,17 @@ AnimatedSpinner::hideFinished()
QSize
AnimatedSpinner::sizeHint() const
{
return QSize(48, 48);
return QSize( 48, 48 );
}
void
AnimatedSpinner::frameChanged( int frame )
{
if ( m_currentIndex == frame || frame > segmentCount()-1 )
if ( m_currentIndex == frame || frame > segmentCount() - 1 )
return;
m_currentIndex = frame;
Q_ASSERT( frame >= 0 && frame < m_colors.size() );
// calculate colors, save a factor from 1 to 0 behind the current item
@ -251,7 +251,7 @@ AnimatedSpinner::colorForSegment( int seg ) const
// Base color is 101, 101, 101
Q_ASSERT( seg < m_colors.size() );
const int comp = 101 + m_colors[seg] * ( 126 );
return QColor(comp, comp, comp, 255);
return QColor( comp, comp, comp, 255 );
}