QskLayoutConstraint::itemRect -> QskLayoutConstraint::boundedRect

This commit is contained in:
Uwe Rathmann 2019-09-04 12:51:58 +02:00
parent a52c8d2e7b
commit f4ce23a422
4 changed files with 10 additions and 65 deletions

View File

@ -43,42 +43,6 @@ static inline bool qskHasHintFor( const QQuickItem* item, const char* method )
return false; return false;
} }
static inline QSizeF qskExpandedSize( const QQuickItem* item, const QSizeF& constraint )
{
using namespace QskLayoutConstraint;
const auto policy = sizePolicy( item );
QSizeF size = constraint;
const bool vGrow = ( policy.policy( Qt::Vertical ) & QskSizePolicy::GrowFlag );
const bool hGrow = ( policy.policy( Qt::Horizontal ) & QskSizePolicy::GrowFlag );
if ( !vGrow || !hGrow )
{
const auto hint = sizeHint( item, Qt::PreferredSize, constraint );
if ( !vGrow )
size.setHeight( hint.height() );
if ( !hGrow )
size.setWidth( hint.width() );
}
if ( !size.isValid() )
{
const auto hint = sizeHint( item, Qt::MaximumSize, size );
if ( size.width() == -1 )
size.setWidth( hint.width() );
if ( size.height() == -1 )
size.setHeight( hint.height() );
}
return size;
}
static inline QSizeF qskEffectiveSizeHint( static inline QSizeF qskEffectiveSizeHint(
const QQuickItem* item, Qt::SizeHint whichHint ) const QQuickItem* item, Qt::SizeHint whichHint )
{ {
@ -403,32 +367,13 @@ QSizeF QskLayoutConstraint::sizeHint( const QQuickItem* item,
return hint; return hint;
} }
QRectF QskLayoutConstraint::itemRect( const QQuickItem* item, QRectF QskLayoutConstraint::boundedRect( const QQuickItem* item,
const QRectF& rect, Qt::Alignment alignment ) const QRectF& rect, Qt::Alignment alignment )
{ {
QSizeF size = qskExpandedSize( item, QSizeF( -1, -1 ) ); auto size = boundedSize( item, rect.size() );
#if 0
switch( constraintType( item ) ) size = size.boundedTo( rect.size() ); // ignoring minimumSize
{ #endif
case HeightForWidth:
{
if ( size.width() > rect.width() )
size = qskExpandedSize( item, QSizeF( rect.width(), -1 ) );
break;
}
case WidthForHeight:
{
if ( size.height() > rect.height() )
size = qskExpandedSize( item, QSizeF( -1, rect.height() ) );
break;
}
default:
break;
}
size = size.boundedTo( rect.size() );
return qskAlignedRectF( rect, size.width(), size.height(), alignment ); return qskAlignedRectF( rect, size.width(), size.height(), alignment );
} }

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@ -46,7 +46,10 @@ namespace QskLayoutConstraint
QSK_EXPORT QskSizePolicy sizePolicy( const QQuickItem* ); QSK_EXPORT QskSizePolicy sizePolicy( const QQuickItem* );
// size/rect bounded by the layout hints
QSK_EXPORT QSizeF boundedSize( const QQuickItem*, const QSizeF& ); QSK_EXPORT QSizeF boundedSize( const QQuickItem*, const QSizeF& );
QSK_EXPORT QRectF boundedRect(
const QQuickItem*, const QRectF&, Qt::Alignment );
QSK_EXPORT QSizeF sizeHint( const QQuickItem*, QSK_EXPORT QSizeF sizeHint( const QQuickItem*,
Qt::SizeHint, const QSizeF& constraint = QSizeF() ); Qt::SizeHint, const QSizeF& constraint = QSizeF() );
@ -54,9 +57,6 @@ namespace QskLayoutConstraint
QSK_EXPORT qreal sizeHint( QSK_EXPORT qreal sizeHint(
const QQuickItem*, Qt::SizeHint, Qt::Orientation, qreal constraint ); const QQuickItem*, Qt::SizeHint, Qt::Orientation, qreal constraint );
QSK_EXPORT QRectF itemRect(
const QQuickItem*, const QRectF&, Qt::Alignment );
QSK_EXPORT QskLayoutHint layoutHint( QSK_EXPORT QskLayoutHint layoutHint(
const QQuickItem*, Qt::Orientation, qreal constraint ); const QQuickItem*, Qt::Orientation, qreal constraint );

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@ -263,7 +263,7 @@ void QskLayoutEngine2D::layoutItem( QQuickItem* item,
alignment = m_data->effectiveAlignment( alignment ); alignment = m_data->effectiveAlignment( alignment );
QRectF rect = layoutData->geometryAt( grid ); QRectF rect = layoutData->geometryAt( grid );
rect = QskLayoutConstraint::itemRect(item, rect, alignment ); rect = QskLayoutConstraint::boundedRect(item, rect, alignment );
if ( layoutData->direction == Qt::RightToLeft ) if ( layoutData->direction == Qt::RightToLeft )
{ {

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@ -400,7 +400,7 @@ QRectF QskStackBox::geometryForItemAt( int index ) const
const auto& info = m_data->itemInfos[ index ]; const auto& info = m_data->itemInfos[ index ];
const auto align = info.alignment ? info.alignment : m_data->defaultAlignment; const auto align = info.alignment ? info.alignment : m_data->defaultAlignment;
return QskLayoutConstraint::itemRect( info.item, r, align ); return QskLayoutConstraint::boundedRect( info.item, r, align );
} }
return QRectF( r.x(), r.y(), 0.0, 0.0 ); return QRectF( r.x(), r.y(), 0.0, 0.0 );