qskinny/src/controls/QskHintAnimator.cpp
2024-01-17 14:31:45 +01:00

417 lines
10 KiB
C++

/******************************************************************************
* QSkinny - Copyright (C) The authors
* SPDX-License-Identifier: BSD-3-Clause
*****************************************************************************/
#include "QskHintAnimator.h"
#include "QskAnimationHint.h"
#include "QskControl.h"
#include "QskEvent.h"
#include <qobject.h>
#include <qthread.h>
#include <algorithm>
#include <vector>
#define ALIGN_VALUES 0
#if ALIGN_VALUES
static inline qreal qskAligned05( qreal value )
{
// aligned to 0.5
return qRound( 2.0 * value ) / 2.0;
}
static inline QSizeF qskAligned05( const QSizeF& size )
{
return QSizeF( qskAligned05( size.width() ), qskAligned05( size.height() ) );
}
static inline QskMargins qskAligned05( const QskMargins& margins )
{
const qreal left = qskAligned05( margins.left() );
const qreal top = qskAligned05( margins.top() );
const qreal right = qskAligned05( margins.right() );
const qreal bottom = qskAligned05( margins.bottom() );
return QskMargins( left, top, right, bottom );
}
static inline QVariant qskAligned05( const QVariant& value )
{
if ( value.canConvert< QskBoxBorderMetrics >() )
{
auto metrics = value.value< QskBoxBorderMetrics >();
if ( metrics.sizeMode() == Qt::AbsoluteSize )
{
metrics.setWidths( qskAligned05( metrics.widths() ) );
return QVariant::fromValue( metrics );
}
}
else if ( value.canConvert< QskBoxShapeMetrics >() )
{
auto metrics = value.value< QskBoxShapeMetrics >();
if ( metrics.sizeMode() == Qt::AbsoluteSize )
{
for ( int i = Qt::TopLeftCorner; i <= Qt::BottomRightCorner; i++ )
{
const auto corner = static_cast< Qt::Corner >( i );
metrics.setRadius( corner, qskAligned05( metrics.radius( corner ) ) );
}
return QVariant::fromValue( metrics );
}
}
else if ( value.canConvert< QskMargins >() )
{
const auto margins = value.value< QskMargins >();
return QVariant::fromValue( qskAligned05( margins ) );
}
return value;
}
#endif
static inline void qskSendAnimatorEvent(
const QskAspect aspect, int index, bool on, QObject* receiver )
{
const auto state = on ? QskAnimatorEvent::Started : QskAnimatorEvent::Terminated;
const auto thread = receiver->thread();
if ( thread && ( thread != QThread::currentThread() ) )
{
/*
QskInputPanelSkinlet changes the skin state, what leads to
sending events from the wrong thread. We can't use
QCoreApplication::sendEvent then, TODO ...
*/
auto event = new QskAnimatorEvent( aspect, index, state );
QCoreApplication::postEvent( receiver, event );
}
else
{
QskAnimatorEvent event( aspect, index, state );
QCoreApplication::sendEvent( receiver, &event );
}
}
QskHintAnimator::QskHintAnimator() noexcept
: m_index( -1 )
{
}
QskHintAnimator::QskHintAnimator( const QskAspect aspect, int index ) noexcept
: m_aspect( aspect )
, m_index( index )
{
}
QskHintAnimator::~QskHintAnimator()
{
}
void QskHintAnimator::setAspect( const QskAspect aspect ) noexcept
{
m_aspect = aspect;
}
void QskHintAnimator::setIndex( int index ) noexcept
{
m_index = index;
}
void QskHintAnimator::setUpdateFlags( QskAnimationHint::UpdateFlags flags ) noexcept
{
m_updateFlags = flags;
}
void QskHintAnimator::setControl( QskControl* control ) noexcept
{
m_control = control;
}
void QskHintAnimator::advance( qreal progress )
{
const auto oldValue = currentValue();
Inherited::advance( progress );
#if ALIGN_VALUES
setCurrentValue( qskAligned05( currentValue() ) );
#endif
if ( m_control && ( currentValue() != oldValue ) )
{
if ( m_updateFlags == QskAnimationHint::UpdateAuto )
{
if ( !m_aspect.isColor() )
{
m_control->resetImplicitSize();
if ( !m_control->childItems().isEmpty() )
m_control->polish();
}
m_control->update();
}
else
{
if ( m_updateFlags & QskAnimationHint::UpdateSizeHint )
m_control->resetImplicitSize();
if ( m_updateFlags & QskAnimationHint::UpdatePolish )
m_control->polish();
if ( m_updateFlags & QskAnimationHint::UpdateNode )
m_control->update();
}
}
}
#ifndef QT_NO_DEBUG_STREAM
#include <qdebug.h>
QDebug operator<<( QDebug debug, const QskHintAnimator& animator )
{
QDebugStateSaver saver( debug );
debug.nospace();
debug << "Animator" << "( ";
debug << animator.aspect() << ", " << animator.endValue().typeName() << ", ";
if ( animator.index() >= 0 )
debug << animator.index() << ", ";
if ( animator.isRunning() )
debug << "R: " << animator.duration() << ", " << animator.elapsed();
else
debug << "S" << animator.duration();
if ( auto control = animator.control() )
debug << ", " << control->className() << ", " << (void*) control;
debug << " )";
return debug;
}
#endif
namespace
{
class AnimatorMap : public std::vector< QskHintAnimator* >
{
public:
~AnimatorMap()
{
qDeleteAll( *this );
}
inline const QskHintAnimator* find( const QskAspect aspect, int index ) const
{
const Key key { aspect, index };
auto it = std::lower_bound( cbegin(), cend(), key, lessThan );
if ( it != cend() )
{
if ( ( ( *it )->aspect() == aspect ) && ( ( *it )->index() == index ) )
return *it;
}
return nullptr;
}
inline QskHintAnimator* findOrInsert( const QskAspect aspect, int index )
{
const Key key { aspect, index };
auto it = std::lower_bound( begin(), end(), key, lessThan );
if ( it == end() || ( *it )->aspect() != aspect || ( *it )->index() != index )
{
it = insert( it, new QskHintAnimator( aspect, index ) );
}
return *it;
}
private:
struct Key
{
QskAspect aspect;
int index;
};
static inline bool lessThan( const QskHintAnimator* animator, const Key& key )
{
if ( animator->aspect() == key.aspect )
return animator->index() < key.index;
return animator->aspect() < key.aspect;
}
};
class AnimatorGuard final : public QObject
{
Q_OBJECT
public:
AnimatorGuard()
{
QskAnimator::addCleanupHandler( this,
SLOT(cleanup()), Qt::QueuedConnection );
}
void registerTable( QskHintAnimatorTable* table )
{
auto it = std::lower_bound( m_tables.begin(), m_tables.end(), table );
if ( it == m_tables.end() || *it != table )
m_tables.insert( it, table );
}
void unregisterTable( QskHintAnimatorTable* table )
{
auto it = std::lower_bound( m_tables.begin(), m_tables.end(), table );
if ( it != m_tables.end() && *it == table )
m_tables.erase( it );
}
private Q_SLOTS:
void cleanup()
{
for ( auto it = m_tables.begin(); it != m_tables.end(); )
{
if ( ( *it )->cleanup() )
it = m_tables.erase( it );
else
++it;
}
}
private:
// a vector as iteration is more important than insertion
std::vector< QskHintAnimatorTable* > m_tables;
};
Q_GLOBAL_STATIC( AnimatorGuard, qskAnimatorGuard )
}
class QskHintAnimatorTable::PrivateData
{
public:
AnimatorMap animators; // a flat map
};
QskHintAnimatorTable::QskHintAnimatorTable()
{
}
QskHintAnimatorTable::~QskHintAnimatorTable()
{
if ( qskAnimatorGuard )
qskAnimatorGuard->unregisterTable( this );
delete m_data;
}
void QskHintAnimatorTable::start( QskControl* control,
const QskAspect aspect, int index, QskAnimationHint animationHint,
const QVariant& from, const QVariant& to )
{
if ( m_data == nullptr )
{
m_data = new PrivateData();
if ( qskAnimatorGuard )
qskAnimatorGuard->registerTable( this );
}
auto animator = m_data->animators.findOrInsert( aspect, index );
animator->setStartValue( from );
animator->setEndValue( to );
animator->setDuration( animationHint.duration );
animator->setEasingCurve( animationHint.type );
animator->setUpdateFlags( animationHint.updateFlags );
animator->setControl( control );
animator->setWindow( control->window() );
animator->start();
qskSendAnimatorEvent( aspect, index, true, control );
}
const QskHintAnimator* QskHintAnimatorTable::animator( QskAspect aspect, int index ) const
{
if ( m_data )
return m_data->animators.find( aspect, index );
return nullptr;
}
QVariant QskHintAnimatorTable::currentValue( QskAspect aspect, int index ) const
{
if ( m_data )
{
if ( auto animator = m_data->animators.find( aspect, index ) )
{
if ( animator->isRunning() )
return animator->currentValue();
}
}
return QVariant();
}
bool QskHintAnimatorTable::cleanup()
{
if ( m_data == nullptr )
return true;
auto& animators = m_data->animators;
for ( auto it = animators.begin(); it != animators.end(); )
{
auto animator = *it;
// remove all terminated animators
if ( !animator->isRunning() )
{
const auto control = animator->control();
const auto aspect = animator->aspect();
const auto index = animator->index();
delete animator;
it = animators.erase( it );
if ( control )
qskSendAnimatorEvent( aspect, index, false, control );
}
else
{
++it;
}
}
if ( animators.empty() )
{
delete m_data;
m_data = nullptr;
return true;
}
return false;
}
#include "QskHintAnimator.moc"