152 lines
3.8 KiB
C++
152 lines
3.8 KiB
C++
/******************************************************************************
|
|
* QSkinny - Copyright (C) 2016 Uwe Rathmann
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*****************************************************************************/
|
|
|
|
#include "QskSwipeView.h"
|
|
|
|
#include "QskEvent.h"
|
|
#include "QskGesture.h"
|
|
#include "QskPanGestureRecognizer.h"
|
|
#include "QskStackBoxAnimator.h"
|
|
#include "QskPlatform.h"
|
|
|
|
class QskSwipeView::PrivateData
|
|
{
|
|
public:
|
|
QskPanGestureRecognizer panRecognizer;
|
|
int duration = -1; // should be a skinHint
|
|
};
|
|
|
|
QSK_SUBCONTROL( QskSwipeView, Panel )
|
|
|
|
QskSwipeView::QskSwipeView( QQuickItem* parent )
|
|
: Inherited( parent )
|
|
, m_data( new PrivateData() )
|
|
{
|
|
setFiltersChildMouseEvents( true );
|
|
setAcceptedMouseButtons( Qt::LeftButton );
|
|
|
|
auto& recognizer = m_data->panRecognizer;
|
|
|
|
recognizer.setWatchedItem( this );
|
|
|
|
// should be skin hints, TODO
|
|
recognizer.setOrientations( Qt::Horizontal );
|
|
recognizer.setTimeout( 100 );
|
|
|
|
resetSwipeDistance();
|
|
resetDuration();
|
|
}
|
|
|
|
QskSwipeView::~QskSwipeView()
|
|
{
|
|
}
|
|
|
|
void QskSwipeView::setOrientation( Qt::Orientation orientation )
|
|
{
|
|
if ( orientation != this->orientation() )
|
|
{
|
|
m_data->panRecognizer.setOrientations( orientation );
|
|
Q_EMIT orientationChanged( orientation );
|
|
}
|
|
}
|
|
|
|
Qt::Orientation QskSwipeView::orientation() const
|
|
{
|
|
return ( m_data->panRecognizer.orientations() == Qt::Vertical )
|
|
? Qt::Vertical : Qt::Horizontal;
|
|
}
|
|
|
|
int QskSwipeView::swipeDistance() const
|
|
{
|
|
return m_data->panRecognizer.minDistance();
|
|
}
|
|
|
|
void QskSwipeView::setSwipeDistance( int distance )
|
|
{
|
|
const auto oldDistance = m_data->panRecognizer.minDistance();
|
|
m_data->panRecognizer.setMinDistance( distance );
|
|
|
|
if ( oldDistance != m_data->panRecognizer.minDistance() )
|
|
Q_EMIT swipeDistanceChanged( m_data->panRecognizer.minDistance() );
|
|
}
|
|
|
|
void QskSwipeView::resetSwipeDistance()
|
|
{
|
|
setSwipeDistance( qRound( qskDpToPixels( 40 ) ) );
|
|
}
|
|
|
|
int QskSwipeView::duration() const
|
|
{
|
|
return m_data->duration;
|
|
}
|
|
|
|
void QskSwipeView::setDuration( int duration )
|
|
{
|
|
if ( duration != m_data->duration )
|
|
{
|
|
m_data->duration = duration;
|
|
Q_EMIT durationChanged( duration );
|
|
}
|
|
}
|
|
|
|
void QskSwipeView::resetDuration()
|
|
{
|
|
setDuration( 500 );
|
|
}
|
|
|
|
void QskSwipeView::gestureEvent( QskGestureEvent* event )
|
|
{
|
|
const auto gesture = static_cast< const QskPanGesture* >( event->gesture().get() );
|
|
|
|
if( gesture->type() == QskGesture::Pan && gesture->state() == QskGesture::Started )
|
|
{
|
|
if ( itemCount() <= 1 )
|
|
return;
|
|
|
|
bool forwards;
|
|
|
|
if ( orientation() == Qt::Horizontal )
|
|
forwards = gesture->angle() >= 90.0 && gesture->angle() <= 270.0;
|
|
else
|
|
forwards = gesture->angle() >= 180.0;
|
|
|
|
auto animator = qobject_cast< QskStackBoxAnimator1* >( this->animator() );
|
|
|
|
if ( animator == nullptr )
|
|
animator = new QskStackBoxAnimator1( this );
|
|
|
|
if ( orientation() == Qt::Horizontal )
|
|
animator->setDirection( forwards ? Qsk::LeftToRight : Qsk::RightToLeft );
|
|
else
|
|
animator->setDirection( forwards ? Qsk::TopToBottom : Qsk::BottomToTop );
|
|
|
|
animator->setDuration( m_data->duration );
|
|
QskStackBox::setAnimator( animator );
|
|
|
|
auto newIndex = forwards ? currentIndex() + 1 : currentIndex() - 1;
|
|
if( newIndex < 0 )
|
|
newIndex += itemCount();
|
|
|
|
newIndex %= itemCount();
|
|
|
|
setCurrentIndex( newIndex );
|
|
return;
|
|
}
|
|
|
|
Inherited::gestureEvent( event );
|
|
}
|
|
|
|
QskAspect::Subcontrol QskSwipeView::effectiveSubcontrol(
|
|
QskAspect::Subcontrol subControl ) const
|
|
{
|
|
if ( subControl == QskBox::Panel )
|
|
return QskSwipeView::Panel;
|
|
|
|
return Inherited::effectiveSubcontrol( subControl );
|
|
}
|
|
|
|
|
|
#include "moc_QskSwipeView.cpp"
|