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some additional methods added

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This commit is contained in:
Uwe Rathmann 2021-04-19 09:26:40 +02:00
parent ea12350d14
commit 33c0d92ee1
2 changed files with 42 additions and 0 deletions
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30
src/common/QskIntervalF.cpp
View File

@ -152,6 +152,36 @@ QskIntervalF QskIntervalF::extended( qreal value ) const noexcept
return QskIntervalF( lower, upper );
}
void QskIntervalF::spanFromLowerBound( qreal value ) noexcept
{
if ( !isValid() )
{
m_lowerBound = value;
m_upperBound = value;
}
else
{
m_lowerBound = value;
if ( m_lowerBound > m_upperBound )
m_upperBound = m_lowerBound;
}
}
void QskIntervalF::spanFromUpperBound( qreal value ) noexcept
{
if ( !isValid() )
{
m_lowerBound = value;
m_upperBound = value;
}
else
{
m_upperBound = value;
if ( m_lowerBound > m_upperBound )
m_lowerBound = m_upperBound;
}
}
bool QskIntervalF::fuzzyContains( qreal value ) const
{
if ( !isValid() )

12
src/common/QskIntervalF.h
View File

@ -35,15 +35,22 @@ class QSK_EXPORT QskIntervalF
constexpr qreal upperBound() const noexcept;
void setUpperBound( qreal ) noexcept;
void spanFromLowerBound( qreal ) noexcept;
void spanFromUpperBound( qreal ) noexcept;
constexpr qreal width() const noexcept;
void setWidth( qreal ) noexcept;
constexpr bool contains( qreal value ) const noexcept;
constexpr bool contains( const QskIntervalF& ) const noexcept;
constexpr bool isBoundary( qreal value ) const noexcept;
bool fuzzyContains( qreal value ) const;
bool fuzzyContains( const QskIntervalF& ) const;
bool fuzzyIsBoundary( qreal value ) const;
static constexpr QskIntervalF normalized( qreal value1, qreal value2 ) noexcept;
void translate( qreal offset ) noexcept;
@ -159,6 +166,11 @@ inline constexpr bool QskIntervalF::contains( const QskIntervalF& interval ) con
&& contains( interval.m_upperBound );
}
inline constexpr bool QskIntervalF::isBoundary( qreal value ) const noexcept
{
return ( value == m_lowerBound ) || ( value == m_upperBound );
}
inline void QskIntervalF::translate( qreal offset ) noexcept
{
m_lowerBound += offset;