QskGraduationMetrics.cpp

/******************************************************************************
 * QSkinny - Copyright (C) The authors
 *           SPDX-License-Identifier: BSD-3-Clause
 *****************************************************************************/
 
#include "QskGraduationMetrics.h"
#include <qvariant.h>
 
static void qskRegisterGraduationMetrics()
{
    qRegisterMetaType< QskGraduationMetrics >();
 
#if QT_VERSION < QT_VERSION_CHECK( 6, 0, 0 )
    QMetaType::registerEqualsComparator< QskGraduationMetrics >();
#endif
}
 
Q_CONSTRUCTOR_FUNCTION( qskRegisterGraduationMetrics )
 
static inline qreal qskInterpolated( qreal from, qreal to, qreal ratio )
{
    return from + ( to - from ) * ratio;
}
 
QskGraduationMetrics QskGraduationMetrics::interpolated(
    const QskGraduationMetrics& to, const qreal ratio ) const noexcept
{
    if ( ( *this == to ) )
        return to;
 
    return { qskInterpolated( m_tickLengths[0], to.m_tickLengths[0], ratio ),
        qskInterpolated( m_tickLengths[1], to.m_tickLengths[1], ratio ),
        qskInterpolated( m_tickLengths[2], to.m_tickLengths[2], ratio ),
        qskInterpolated( m_tickWidth, to.m_tickWidth, ratio ) };
}
 
QVariant QskGraduationMetrics::interpolate(
    const QskGraduationMetrics& from, const QskGraduationMetrics& to, const qreal progress )
{
    return QVariant::fromValue( from.interpolated( to, progress ) );
}
 
#ifndef QT_NO_DEBUG_STREAM
 
#include <qdebug.h>
 
QDebug operator<<( QDebug debug, const QskGraduationMetrics& metrics )
{
    const char s[] = ", ";
 
    QDebugStateSaver saver( debug );
    debug.nospace();
 
    debug << "Graduation";
    debug << '(';
    debug << metrics.minorTickLength() << s << metrics.mediumTickLength()
        << s << metrics.majorTickLength() << "W:" << metrics.tickWidth();
    debug << ')';
 
    return debug;
}
 
#endif