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39
40#include <math.h>
41
42#include "qabstractfloat_p.h"
43#include "qboolean_p.h"
44#include "qbuiltintypes_p.h"
45#include "qcommonvalues_p.h"
46#include "qdecimal_p.h"
47#include "qinteger_p.h"
48
49#include "qschemanumeric_p.h"
50
51/**
52 * @file Contains class Numeric. This file was originally called qnumeric.cpp,
53 * but was renamed to stay consistent with qschemanumeric_p.h
54 */
55
56QT_BEGIN_NAMESPACE
57
58using namespace QPatternist;
59
60AtomicValue::Ptr Numeric::fromLexical(const QString &number)
61{
62 Q_ASSERT(!number.isEmpty());
63 Q_ASSERT_X(!number.contains(QLatin1Char('e')) &&
64 !number.contains(QLatin1Char('E')),
65 Q_FUNC_INFO, "Should not contain any e/E");
66
67 if(number.contains(c: QLatin1Char('.'))) /* an xs:decimal. */
68 return Decimal::fromLexical(strNumeric: number);
69 else /* It's an integer, of some sort. E.g, -3, -2, -1, 0, 1, 2, 3 */
70 return Integer::fromLexical(strNumeric: number);
71}
72
73xsDouble Numeric::roundFloat(const xsDouble val)
74{
75 if(qIsInf(d: val) || AbstractFloat<true>::isEqual(a: val, b: 0.0))
76 return val;
77 else if(qIsNaN(d: val))
78 return val;
79 else
80 {
81 if(val >= -0.5 && val < 0)
82 return -0.0;
83 else
84 return ::floor(x: val + 0.5);
85
86 }
87}
88
89QT_END_NAMESPACE
90

source code of qtxmlpatterns/src/xmlpatterns/data/qschemanumeric.cpp