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/*
* Copyright (C) 2011 Google Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "LocalizedNumber.h"
#include <limits>
#import <Foundation/NSNumberFormatter.h>
#include <wtf/RetainPtr.h>
#include <wtf/text/CString.h>
using namespace std;
namespace WebCore {
static RetainPtr<NSNumberFormatter> createFormatterForCurrentLocale()
{
RetainPtr<NSNumberFormatter> formatter(AdoptNS, [[NSNumberFormatter alloc] init]);
[formatter.get() setLocalizesFormat:YES];
[formatter.get() setNumberStyle:NSNumberFormatterDecimalStyle];
return formatter;
}
static NSNumberFormatter *numberFormatter()
{
ASSERT(isMainThread());
static NSNumberFormatter *formatter = createFormatterForCurrentLocale().leakRef();
return formatter;
}
double parseLocalizedNumber(const String& numberString)
{
if (numberString.isEmpty())
return numeric_limits<double>::quiet_NaN();
NSNumber *number = [numberFormatter() numberFromString:numberString];
if (!number)
return numeric_limits<double>::quiet_NaN();
return [number doubleValue];
}
String formatLocalizedNumber(double inputNumber)
{
RetainPtr<NSNumber> number(AdoptNS, [[NSNumber alloc] initWithDouble:inputNumber]);
return String([numberFormatter() stringFromNumber:number.get()]);
}
} // namespace WebCore
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