1 /*

     2  * Copyright (C) 2010 Robert Hogan <robert@roberthogan.net>.  All rights reserved.

     3  * Copyright (C) 2007,2008,2009 Apple Inc.  All rights reserved.

     4  *

     5  * Redistribution and use in source and binary forms, with or without

     6  * modification, are permitted provided that the following conditions

     7  * are met:

     8  *

     9  * 1.  Redistributions of source code must retain the above copyright

    10  *     notice, this list of conditions and the following disclaimer. 

    11  * 2.  Redistributions in binary form must reproduce the above copyright

    12  *     notice, this list of conditions and the following disclaimer in the

    13  *     documentation and/or other materials provided with the distribution. 

    14  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

    15  *     its contributors may be used to endorse or promote products derived

    16  *     from this software without specific prior written permission. 

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY

    19  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

    20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

    21  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY

    22  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES

    23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

    25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

    27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    28  */

    29 

    30 #include "config.h"

    31 #include "SmartReplace.h"

    32 

    33 namespace WebCore {

    34 

    35 bool isCharacterSmartReplaceExempt(UChar32 c, bool isPreviousCharacter)

    36 {

    37     QChar d(c);

    38     if (d.isSpace())

    39         return true;

    40     if (!isPreviousCharacter && d.isPunct())

    41         return true;

    42 

    43     if ((c >= 0x1100 && c <= (0x1100 + 256))          // Hangul Jamo (0x1100 - 0x11FF)

    44         || (c >= 0x2E80 && c <= (0x2E80 + 352))       // CJK & Kangxi Radicals (0x2E80 - 0x2FDF)

    45         || (c >= 0x2FF0 && c <= (0x2FF0 + 464))       // Ideograph Deseriptions, CJK Symbols, Hiragana, Katakana, Bopomofo, Hangul Compatibility Jamo, Kanbun, & Bopomofo Ext (0x2FF0 - 0x31BF)

    46         || (c >= 0x3200 && c <= (0x3200 + 29392))     // Enclosed CJK, CJK Ideographs (Uni Han & Ext A), & Yi (0x3200 - 0xA4CF)

    47         || (c >= 0xAC00 && c <= (0xAC00 + 11183))     // Hangul Syllables (0xAC00 - 0xD7AF)

    48         || (c >= 0xF900 && c <= (0xF900 + 352))       // CJK Compatibility Ideographs (0xF900 - 0xFA5F)

    49         || (c >= 0xFE30 && c <= (0xFE30 + 32))        // CJK Compatibility From (0xFE30 - 0xFE4F)

    50         || (c >= 0xFF00 && c <= (0xFF00 + 240))       // Half/Full Width Form (0xFF00 - 0xFFEF)

    51         || (c >= 0x20000 && c <= (0x20000 + 0xA6D7))  // CJK Ideograph Exntension B

    52         || (c >= 0x2F800 && c <= (0x2F800 + 0x021E))) // CJK Compatibility Ideographs (0x2F800 - 0x2FA1D)

    53        return true;

    54 

    55     const char prev[] = "([\"\'#$/-`{\0";

    56     const char next[] = ")].,;:?\'!\"%*-/}\0";

    57     const char* str = (isPreviousCharacter) ? prev : next;

    58     for (int i = 0; i < strlen(str); ++i) {

    59         if (str[i] == c)

    60           return true;

    61     }

    62 

    63     return false;

    64 }

    65 

    66 }