125 lines
3.8 KiB
C++
125 lines
3.8 KiB
C++
/******************************************************************************
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* QSkinny - Copyright (C) 2016 Uwe Rathmann
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* This file may be used under the terms of the QSkinny License, Version 1.0
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*****************************************************************************/
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#include "QskSwitchButton.h"
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#include "QskSwitchButtonSkinlet.h"
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#include "QskSGNode.h"
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QskSwitchButtonSkinlet::QskSwitchButtonSkinlet( QskSkin* skin )
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: Inherited( skin )
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{
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setNodeRoles( { GrooveRole, HandleRole } );
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}
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QskSwitchButtonSkinlet::~QskSwitchButtonSkinlet()
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{
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}
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QRectF QskSwitchButtonSkinlet::subControlRect( const QskSkinnable* skinnable,
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const QRectF& contentsRect, QskAspect::Subcontrol subControl) const
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{
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using Q = QskSwitchButton;
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const auto switchButton = static_cast< const Q* >( skinnable );
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if ( subControl == Q::Handle )
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{
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const auto diameter = 2 * skinnable->metric( Q::Handle | QskAspect::Size );
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const auto grooveSize = skinnable->strutSizeHint( Q::Groove );
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auto position = skinnable->metric( Q::Handle | QskAspect::Position );
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if( switchButton->isInverted() )
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position = 1.0 - position;
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auto rect = QRectF( 0, 0, diameter, diameter );
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if( switchButton->orientation() == Qt::Vertical )
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{
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if( diameter < grooveSize.height() )
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rect.moveLeft( ( grooveSize.height() - diameter ) / 2 );
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rect.moveTop( ( grooveSize.height() - diameter ) / 2
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+ position * ( grooveSize.width() - diameter
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- ( grooveSize.height() - diameter ) ) );
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}
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else
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{
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if( switchButton->layoutMirroring() )
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position = 1.0 - position;
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if( diameter < grooveSize.height() )
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rect.moveTop( ( grooveSize.height() - diameter ) / 2 );
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rect.moveLeft( ( grooveSize.height() - diameter ) / 2
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+ position * ( grooveSize.width() - diameter
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- ( grooveSize.height() - diameter ) ) );
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}
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return rect;
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}
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if ( subControl == Q::Groove )
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{
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auto diameter = 2 * skinnable->metric( Q::Handle | QskAspect::Size );
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const auto grooveSize = skinnable->strutSizeHint( Q::Groove );
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auto result = contentsRect;
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result.setSize( grooveSize );
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if( switchButton->orientation() == Qt::Vertical )
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{
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if( grooveSize.height() < diameter )
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result.moveLeft( ( diameter - result.height() ) / 2 );
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return result.transposed();
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}
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else
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{
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if( grooveSize.height() < diameter )
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result.moveTop( ( diameter - result.height() ) / 2 );
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return result;
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}
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}
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return Inherited::subControlRect( skinnable, contentsRect, subControl );
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}
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QSizeF QskSwitchButtonSkinlet::sizeHint( const QskSkinnable* skinnable,
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Qt::SizeHint, const QSizeF&) const
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{
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using Q = QskSwitchButton;
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const auto switchButton = static_cast< const Q* >( skinnable );
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const auto diameter = 2 * skinnable->metric( Q::Handle | QskAspect::Size );
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auto hint = skinnable->strutSizeHint( Q::Groove );
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hint = hint.expandedTo( QSizeF( diameter, diameter ) );
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if( switchButton->orientation() == Qt::Vertical )
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hint.transpose();
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return hint;
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}
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QSGNode* QskSwitchButtonSkinlet::updateSubNode( const QskSkinnable* skinnable,
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quint8 nodeRole, QSGNode* node) const
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{
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using Q = QskSwitchButton;
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switch ( nodeRole )
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{
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case HandleRole:
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return updateBoxNode( skinnable, node, Q::Handle );
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case GrooveRole:
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return updateBoxNode( skinnable, node, Q::Groove );
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}
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return Inherited::updateSubNode( skinnable, nodeRole, node );
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}
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#include "moc_QskSwitchButtonSkinlet.cpp"
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