111 lines
2.9 KiB
C++
111 lines
2.9 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 "QskBoxBorderMetrics.h"
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#include <qhashfunctions.h>
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#include <qvariant.h>
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static void qskRegisterBoxBorderMetrics()
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{
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qRegisterMetaType< QskBoxBorderMetrics >();
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}
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Q_CONSTRUCTOR_FUNCTION( qskRegisterBoxBorderMetrics )
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static inline qreal qskAbsoluted( qreal length, qreal percentage )
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{
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// 100% means -> 0.5 of length
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percentage = qBound( 0.0, percentage, 100.0 );
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return percentage / 100.0 * 0.5 * length;
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}
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void QskBoxBorderMetrics::setSizeMode( Qt::SizeMode sizeMode ) noexcept
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{
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m_sizeMode = sizeMode;
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}
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void QskBoxBorderMetrics::setWidths( const QskMargins& widths ) noexcept
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{
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m_widths.setLeft( qMax( widths.left(), 0.0 ) );
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m_widths.setTop( qMax( widths.top(), 0.0 ) );
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m_widths.setRight( qMax( widths.right(), 0.0 ) );
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m_widths.setBottom( qMax( widths.bottom(), 0.0 ) );
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}
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void QskBoxBorderMetrics::setWidthAt( Qt::Edges edges, qreal width ) noexcept
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{
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m_widths.setMarginsAt( edges, qMax( width, 0.0 ) );
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}
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QskBoxBorderMetrics QskBoxBorderMetrics::toAbsolute( const QSizeF& size ) const noexcept
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{
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if ( m_sizeMode != Qt::RelativeSize )
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return *this;
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QskBoxBorderMetrics absoluted = *this;
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auto& w = absoluted.m_widths;
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if ( size.isEmpty() )
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{
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w = QskMargins();
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}
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else
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{
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w.setLeft( qskAbsoluted( size.width(), w.left() ) );
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w.setTop( qskAbsoluted( size.height(), w.top() ) );
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w.setRight( qskAbsoluted( size.width(), w.right() ) );
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w.setBottom( qskAbsoluted( size.height(), w.bottom() ) );
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}
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absoluted.m_sizeMode = Qt::AbsoluteSize;
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return absoluted;
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}
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QskBoxBorderMetrics QskBoxBorderMetrics::interpolated(
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const QskBoxBorderMetrics& to, qreal ratio ) const noexcept
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{
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if ( ( *this == to ) || ( m_sizeMode != to.m_sizeMode ) )
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return to;
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const auto widths = m_widths.interpolated( to.m_widths, ratio );
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return QskBoxBorderMetrics( widths, m_sizeMode );
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}
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QVariant QskBoxBorderMetrics::interpolate(
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const QskBoxBorderMetrics& from, const QskBoxBorderMetrics& to,
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qreal progress )
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{
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return QVariant::fromValue( from.interpolated( to, progress ) );
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}
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uint QskBoxBorderMetrics::hash( uint seed ) const noexcept
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{
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uint hash = qHashBits( &m_widths, sizeof( m_widths ), seed );
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const int mode = m_sizeMode;
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return qHashBits( &mode, sizeof( mode ), hash );
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}
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#ifndef QT_NO_DEBUG_STREAM
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#include <qdebug.h>
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QDebug operator<<( QDebug debug, const QskBoxBorderMetrics& metrics )
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{
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QDebugStateSaver saver( debug );
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debug.nospace();
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debug << "BoxBorder" << '(';
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debug << metrics.sizeMode() << metrics.widths();
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debug << ')';
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return debug;
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}
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#endif
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