25 changes: 21 additions & 4 deletions src/datasources/ascii/kst_atof.h
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Original file line number Diff line number Diff line change
Expand Up @@ -10,24 +10,37 @@
* *
***************************************************************************/

#ifndef KST_ATOF_H
#ifndef KST_ATOF_H
#define KST_ATOF_H

#include <QByteArray>
#include <QString>
#include <stdlib.h>

#ifdef Q_CC_MSVC
#define KST_THREAD_LOCAL __declspec( thread
#else
#define KST_THREAD_LOCAL __thread
#endif

class LexicalCast
{
public:

static LexicalCast& instance();



enum NaNMode {
NullValue,
NaNValue,
PreviousValue
};

struct AutoReset {
AutoReset(bool useDot);
AutoReset(bool useDot, NaNMode);
~AutoReset();
};

void setUseDotAsDecimalSeparator(bool useDot);

char localSeparator() const;
Expand All @@ -46,7 +59,10 @@ class LexicalCast
LexicalCast();
~LexicalCast();

NaNMode _nanMode;
static KST_THREAD_LOCAL double _previousValue;
char _separator;

QByteArray _originalLocal;
QString _timeFormat;
int _timeFormatLength;
Expand All @@ -59,6 +75,7 @@ class LexicalCast
return (c >= 48) && (c <= 57) ? true : false;
}

double nanValue() const;
};


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