qskinny/designsystems/material3/QskMaterial3SliderSkinlet.cpp
2024-11-27 16:27:57 +01:00

125 lines
3.5 KiB
C++

/******************************************************************************
* QSkinny - Copyright (C) The authors
* SPDX-License-Identifier: BSD-3-Clause
*****************************************************************************/
#include "QskMaterial3SliderSkinlet.h"
#include <QskSlider.h>
#include <QskClipNode.h>
#include <QskSGNode.h>
#include <QskFunctions.h>
using Q = QskSlider;
static inline bool qskHasOrigin( const QskSlider* slider )
{
return !qskFuzzyCompare( slider->origin(), slider->minimum() );
}
QskMaterial3SliderSkinlet::QskMaterial3SliderSkinlet( QskSkin* skin )
: Inherited( skin )
{
}
QRectF QskMaterial3SliderSkinlet::subControlRect( const QskSkinnable* skinnable,
const QRectF& contentsRect, QskAspect::Subcontrol subControl ) const
{
if ( subControl == Q::Scale )
{
auto r = Inherited::subControlRect( skinnable, contentsRect, Q::Scale );
const auto handleSize = skinnable->strutSizeHint( Q::Handle );
const auto slider = static_cast< const QskSlider* >( skinnable );
if( slider->orientation() == Qt::Horizontal )
{
const auto m = 0.5 * handleSize.width();
r.adjust( m, 0.0, -m, 0.0 );
}
{
const auto m = 0.5 * handleSize.height();
r.adjust( 0.0, m, 0.0, -m );
}
return r;
}
return Inherited::subControlRect( skinnable, contentsRect, subControl );
}
QSGNode* QskMaterial3SliderSkinlet::updateSubNode(
const QskSkinnable* skinnable, quint8 nodeRole, QSGNode* node ) const
{
switch( nodeRole )
{
case GrooveRole:
case FillRole:
{
auto clippedNode = QskSGNode::findChildNode( node, nodeRole );
clippedNode = Inherited::updateSubNode( skinnable, nodeRole, clippedNode );
if ( clippedNode )
{
const auto slider = static_cast< const QskSlider* >( skinnable );
auto clipNode = QskSGNode::ensureNode< QskClipNode >( node );
clipNode->setRegion( slider->subControlRect( Q::Panel ),
slider->subControlRect( Q::Handle ) );
QskSGNode::setNodeRole( clippedNode, nodeRole );
QskSGNode::setParentNode( clippedNode, clipNode );
return clipNode;
}
return nullptr;
}
}
return Inherited::updateSubNode( skinnable, nodeRole, node );
}
QVector< qreal > QskMaterial3SliderSkinlet::graduation( const QskSlider* slider ) const
{
QVector< qreal > graduation;
if ( hasGraduation( slider ) )
{
const auto g = Inherited::graduation( slider );
// adding the boundaries
graduation.reserve( g.count() + 2 );
graduation += slider->minimum();
graduation += g;
graduation += slider->maximum();
}
else
{
const auto policy = slider->flagHint< Qsk::Policy >(
Q::Tick | QskAspect::Option, Qsk::Maybe );
if ( policy != Qsk::Never )
{
if ( qskHasOrigin( slider ) )
{
graduation.reserve( 3 );
graduation += slider->minimum();
graduation += slider->origin();
graduation += slider->maximum();
}
else
{
graduation.reserve( 1 );
graduation += slider->maximum();
}
}
}
return graduation;
}
#include "moc_QskMaterial3SliderSkinlet.cpp"