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 * 28 * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved 29 * 30 */ 31 32#include "LETypes.h" 33#include "MorphTables.h" 34#include "SubtableProcessor.h" 35#include "NonContextualGlyphSubst.h" 36#include "NonContextualGlyphSubstProc.h" 37#include "TrimmedArrayProcessor.h" 38#include "LEGlyphStorage.h" 39#include "LESwaps.h" 40 41U_NAMESPACE_BEGIN 42 43UOBJECT_DEFINE_RTTI_IMPLEMENTATION(TrimmedArrayProcessor) 44 45TrimmedArrayProcessor::TrimmedArrayProcessor() 46{ 47} 48 49TrimmedArrayProcessor::TrimmedArrayProcessor(const LEReferenceTo<MorphSubtableHeader> &morphSubtableHeader, LEErrorCode &success) 50 : NonContextualGlyphSubstitutionProcessor(morphSubtableHeader, success), firstGlyph(0), lastGlyph(0) 51{ 52 LEReferenceTo<NonContextualGlyphSubstitutionHeader> header(morphSubtableHeader, success); 53 54 if(LE_FAILURE(success)) return; 55 56 trimmedArrayLookupTable = LEReferenceTo<TrimmedArrayLookupTable>(morphSubtableHeader, success, (const TrimmedArrayLookupTable*)&header->table); 57 58 if(LE_FAILURE(success)) return; 59 60 firstGlyph = SWAPW(trimmedArrayLookupTable->firstGlyph); 61 lastGlyph = firstGlyph + SWAPW(trimmedArrayLookupTable->glyphCount); 62} 63 64TrimmedArrayProcessor::~TrimmedArrayProcessor() 65{ 66} 67 68void TrimmedArrayProcessor::process(LEGlyphStorage &glyphStorage, LEErrorCode &success) 69{ 70 if(LE_FAILURE(success)) return; 71 le_int32 glyphCount = glyphStorage.getGlyphCount(); 72 le_int32 glyph; 73 74 for (glyph = 0; glyph < glyphCount; glyph += 1) { 75 LEGlyphID thisGlyph = glyphStorage[glyph]; 76 TTGlyphID ttGlyph = (TTGlyphID) LE_GET_GLYPH(thisGlyph); 77 78 if ((ttGlyph > firstGlyph) && (ttGlyph < lastGlyph)) { 79 TTGlyphID newGlyph = SWAPW(trimmedArrayLookupTable->valueArray[ttGlyph - firstGlyph]); 80 81 glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph); 82 } 83 } 84} 85 86U_NAMESPACE_END 87