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 "OpenTypeTables.h" 34#include "ScriptAndLanguage.h" 35#include "GlyphLookupTables.h" 36#include "LESwaps.h" 37 38U_NAMESPACE_BEGIN 39 40le_bool GlyphLookupTableHeader::coversScript(const LETableReference &base, LETag scriptTag, LEErrorCode &success) const 41{ 42 LEReferenceTo<ScriptListTable> scriptListTable(base, success, SWAPW(scriptListOffset)); 43 44 return (scriptListOffset != 0) && scriptListTable->findScript(scriptListTable, scriptTag, success) .isValid(); 45} 46 47le_bool GlyphLookupTableHeader::coversScriptAndLanguage(const LETableReference &base, LETag scriptTag, LETag languageTag, LEErrorCode &success, le_bool exactMatch) const 48{ 49 LEReferenceTo<ScriptListTable> scriptListTable(base, success, SWAPW(scriptListOffset)); 50 LEReferenceTo<LangSysTable> langSysTable = scriptListTable->findLanguage(scriptListTable, 51 scriptTag, languageTag, success, exactMatch); 52 53 // FIXME: could check featureListOffset, lookupListOffset, and lookup count... 54 // Note: don't have to SWAPW langSysTable->featureCount to check for non-zero. 55 return LE_SUCCESS(success)&&langSysTable.isValid() && langSysTable->featureCount != 0; 56} 57 58U_NAMESPACE_END 59