/* * Copyright (C) 2003 Apple Computer, 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 COMPUTER, INC. ``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 COMPUTER, INC. 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. */ #import "KWQString.h" #import "KWQLogging.h" #import "WebCoreUnicode.h" #import <Foundation/Foundation.h> static UniChar scratchUniChar; static CFMutableStringRef GetScratchUniCharString() { static CFMutableStringRef s = NULL; if (!s) s = CFStringCreateMutableWithExternalCharactersNoCopy(kCFAllocatorDefault, &scratchUniChar, 1, 1, kCFAllocatorNull); return s; } bool QChar::isDigit() const { static CFCharacterSetRef set = CFCharacterSetGetPredefined(kCFCharacterSetDecimalDigit); return CFCharacterSetIsCharacterMember(set, c); } bool QChar::isLetter() const { static CFCharacterSetRef set = CFCharacterSetGetPredefined(kCFCharacterSetLetter); return CFCharacterSetIsCharacterMember(set, c); } bool QChar::isNumber() const { return isLetterOrNumber() && !isLetter(); } bool QChar::isLetterOrNumber() const { static CFCharacterSetRef set = CFCharacterSetGetPredefined(kCFCharacterSetAlphaNumeric); return CFCharacterSetIsCharacterMember(set, c); } bool QChar::isPunct() const { static CFCharacterSetRef set = CFCharacterSetGetPredefined(kCFCharacterSetPunctuation); return CFCharacterSetIsCharacterMember(set, c); } QChar QChar::lower() const { // Without this first quick case, this function was showing up in profiles. if (c <= 0x7F) { return (char)tolower(c); } scratchUniChar = c; CFStringLowercase(GetScratchUniCharString(), NULL); return scratchUniChar; } QChar QChar::upper() const { // Without this first quick case, this function was showing up in profiles. if (c <= 0x7F) { return (char)toupper(c); } scratchUniChar = c; CFStringUppercase(GetScratchUniCharString(), NULL); return scratchUniChar; } bool QChar::mirrored() const { return WebCoreUnicodeMirroredFunction(c); } QChar QChar::mirroredChar() const { return QChar(WebCoreUnicodeMirroredCharFunction(c)); } int QChar::digitValue() const { if (c < '0' || c > '9') return -1; else return c - '0'; }