62 lines
1.5 KiB
C++
62 lines
1.5 KiB
C++
/*
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* %W% %E%
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*
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* (C) Copyright IBM Corp. 1998, 1999, 2000, 2001 - All Rights Reserved
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*
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*/
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#include "LETypes.h"
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#include "OpenTypeTables.h"
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#include "OpenTypeUtilities.h"
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#include "ScriptAndLanguage.h"
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#include "LESwaps.h"
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U_NAMESPACE_BEGIN
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const LangSysTable *ScriptTable::findLanguage(LETag languageTag, le_bool exactMatch) const
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{
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le_uint16 count = SWAPW(langSysCount);
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Offset langSysTableOffset = exactMatch? 0 : SWAPW(defaultLangSysTableOffset);
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if (count > 0) {
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Offset foundOffset =
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OpenTypeUtilities::getTagOffset(languageTag, langSysRecordArray, count);
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if (foundOffset != 0) {
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langSysTableOffset = foundOffset;
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}
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}
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if (langSysTableOffset != 0) {
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return (const LangSysTable *) ((char *)this + langSysTableOffset);
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}
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return 0;
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}
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const ScriptTable *ScriptListTable::findScript(LETag scriptTag) const
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{
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le_uint16 count = SWAPW(scriptCount);
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Offset scriptTableOffset =
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OpenTypeUtilities::getTagOffset(scriptTag, scriptRecordArray, count);
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if (scriptTableOffset != 0) {
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return (const ScriptTable *) ((char *)this + scriptTableOffset);
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}
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return 0;
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}
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const LangSysTable *ScriptListTable::findLanguage(LETag scriptTag, LETag languageTag, le_bool exactMatch) const
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{
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const ScriptTable *scriptTable = findScript(scriptTag);
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if (scriptTable == 0) {
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return 0;
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}
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return scriptTable->findLanguage(languageTag, exactMatch);
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}
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U_NAMESPACE_END
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