From 97b1c7167dab50112096d96cec742930ab1e5c07 Mon Sep 17 00:00:00 2001
From: Uwe Rathmann <Uwe.Rathmann@tigertal.de>
Date: Fri, 31 Jul 2020 07:40:04 +0200
Subject: [PATCH] fuzzyContains added

---
 src/common/QskIntervalF.cpp | 15 +++++++++++++++
 src/common/QskIntervalF.h   |  1 +
 2 files changed, 16 insertions(+)

diff --git a/src/common/QskIntervalF.cpp b/src/common/QskIntervalF.cpp
index 18f0e381..35a59896 100644
--- a/src/common/QskIntervalF.cpp
+++ b/src/common/QskIntervalF.cpp
@@ -4,6 +4,7 @@
  *****************************************************************************/
 
 #include "QskIntervalF.h"
+#include "QskFunctions.h"
 #include <algorithm>
 
 void QskIntervalF::unite( const QskIntervalF& other ) noexcept
@@ -118,6 +119,20 @@ QskIntervalF QskIntervalF::extended( qreal value ) const noexcept
     return QskIntervalF( lower, upper );
 }
 
+bool QskIntervalF::fuzzyContains( qreal value ) const
+{
+    if ( !isValid() )
+        return false;
+
+    if ( ( value < m_lowerBound ) && !qskFuzzyCompare( value, m_lowerBound ) )
+        return false;
+
+    if ( ( value > m_upperBound ) && !qskFuzzyCompare( value, m_upperBound ) )
+        return false;
+
+    return true;
+}
+
 #ifndef QT_NO_DEBUG_STREAM
 
 #include <qdebug.h>
diff --git a/src/common/QskIntervalF.h b/src/common/QskIntervalF.h
index f8295a97..77d3c506 100644
--- a/src/common/QskIntervalF.h
+++ b/src/common/QskIntervalF.h
@@ -37,6 +37,7 @@ class QSK_EXPORT QskIntervalF
     void setWidth( qreal ) noexcept;
 
     constexpr bool contains( qreal value ) const noexcept;
+    bool fuzzyContains( qreal value ) const;
 
     static constexpr QskIntervalF normalized( qreal value1, qreal value2 ) noexcept;