1/* 2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * 4 * This code is free software; you can redistribute it and/or modify it 5 * under the terms of the GNU General Public License version 2 only, as 6 * published by the Free Software Foundation. Oracle designates this 7 * particular file as subject to the "Classpath" exception as provided 8 * by Oracle in the LICENSE file that accompanied this code. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26/* 27 * (C) Copyright IBM Corp. 1998-2005 - All Rights Reserved 28 * 29 */ 30 31#ifndef __DEFAULTCHARMAPPER_H 32#define __DEFAULTCHARMAPPER_H 33 34/** 35 * \file 36 * \internal 37 */ 38 39#include "LETypes.h" 40#include "LEFontInstance.h" 41 42U_NAMESPACE_BEGIN 43 44/** 45 * This class is an instance of LECharMapper which 46 * implements control character filtering and bidi 47 * mirroring. 48 * 49 * @see LECharMapper 50 */ 51class DefaultCharMapper : public UMemory, public LECharMapper 52{ 53private: 54 le_bool fFilterControls; 55 le_bool fMirror; 56 le_bool fZWJ; 57 58 static const LEUnicode32 controlChars[]; 59 60 static const le_int32 controlCharsCount; 61 62 static const LEUnicode32 controlCharsZWJ[]; 63 64 static const le_int32 controlCharsZWJCount; 65 66 static const LEUnicode32 mirroredChars[]; 67 static const LEUnicode32 srahCderorrim[]; 68 69 static const le_int32 mirroredCharsCount; 70 71public: 72 DefaultCharMapper(le_bool filterControls, le_bool mirror, le_bool zwj = 0) 73 : fFilterControls(filterControls), fMirror(mirror), fZWJ(zwj) 74 { 75 // nothing 76 }; 77 78 ~DefaultCharMapper() 79 { 80 // nada 81 }; 82 83 LEUnicode32 mapChar(LEUnicode32 ch) const; 84}; 85 86U_NAMESPACE_END 87#endif 88