1/*
2 *
3 * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved
4 *
5 */
6
7#include "LETypes.h"
8#include "OpenTypeTables.h"
9#include "ScriptAndLanguage.h"
10#include "GlyphLookupTables.h"
11#include "LESwaps.h"
12
13U_NAMESPACE_BEGIN
14
15le_bool GlyphLookupTableHeader::coversScript(const LETableReference &base, LETag scriptTag, LEErrorCode &success) const
16{
17  LEReferenceTo<ScriptListTable> scriptListTable(base, success, SWAPW(scriptListOffset));
18
19  return (scriptListOffset != 0) && scriptListTable->findScript(scriptListTable, scriptTag, success) .isValid();
20}
21
22le_bool GlyphLookupTableHeader::coversScriptAndLanguage(const LETableReference &base, LETag scriptTag, LETag languageTag, LEErrorCode &success, le_bool exactMatch) const
23{
24  LEReferenceTo<ScriptListTable> scriptListTable(base, success, SWAPW(scriptListOffset));
25  LEReferenceTo<LangSysTable> langSysTable = scriptListTable->findLanguage(scriptListTable,
26                                    scriptTag, languageTag, success, exactMatch);
27
28    // FIXME: could check featureListOffset, lookupListOffset, and lookup count...
29    // Note: don't have to SWAPW langSysTable->featureCount to check for non-zero.
30  return LE_SUCCESS(success)&&langSysTable.isValid() && langSysTable->featureCount != 0;
31}
32
33U_NAMESPACE_END
34