summaryrefslogtreecommitdiff
path: root/Source/WebCore/platform/text/NumberLocalizer.h
blob: 21831b2aee4705136b479cec55b5965ffa6cbf7b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
/*
 * Copyright (C) 2012 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:
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
 */

#ifndef NumberLocalizer_h
#define NumberLocalizer_h

#include <wtf/text/WTFString.h>

namespace WebCore {

class NumberLocalizer {
public:
    String convertToLocalizedNumber(const String&);
    String convertFromLocalizedNumber(const String&);
#if ENABLE(INPUT_TYPE_TIME_MULTIPLE_FIELDS)
    String localizedDecimalSeparator();
#endif
    virtual ~NumberLocalizer();

protected:
    enum {
        // 0-9 for digits.
        DecimalSeparatorIndex = 10,
        GroupSeparatorIndex = 11,
        DecimalSymbolsSize
    };

    NumberLocalizer() : m_hasNumberLocalizerData(false) { }
    virtual void initializeNumberLocalizerData() = 0;
    void setNumberLocalizerData(const Vector<String, DecimalSymbolsSize>&, const String& positivePrefix, const String& positiveSuffix, const String& negativePrefix, const String& negativeSuffix);

private:
    bool detectSignAndGetDigitRange(const String& input, bool& isNegative, unsigned& startIndex, unsigned& endIndex);
    unsigned matchedDecimalSymbolIndex(const String& input, unsigned& position);

    String m_decimalSymbols[DecimalSymbolsSize];
    String m_positivePrefix;
    String m_positiveSuffix;
    String m_negativePrefix;
    String m_negativeSuffix;
    bool m_hasNumberLocalizerData;
};

}
#endif