fontservices/textshaperplugin/IcuSource/layout/GlyphPositioningTables.cpp
author hgs
Thu, 24 Jun 2010 11:25:56 +0800
changeset 41 ea44a32a96bc
parent 0 1fb32624e06b
permissions -rw-r--r--
201024_03

/*
 *
 * (C) Copyright IBM Corp. 1998-2005 - All Rights Reserved
 *
 */

#include "LETypes.h"
#include "LEFontInstance.h"
#include "OpenTypeTables.h"
#include "Lookups.h"
#include "GlyphDefinitionTables.h"
#include "GlyphPositioningTables.h"
#include "GlyphPosnLookupProc.h"
#include "CursiveAttachmentSubtables.h"
#include "LEGlyphStorage.h"
#include "GlyphPositionAdjustments.h"

U_NAMESPACE_BEGIN

void GlyphPositioningTableHeader::process(LEGlyphStorage &glyphStorage, GlyphPositionAdjustments *glyphPositionAdjustments, le_bool rightToLeft,
                                          LETag scriptTag, LETag languageTag,
                                          const GlyphDefinitionTableHeader *glyphDefinitionTableHeader,
                                          LEErrorCode &success,
                                          const LEFontInstance *fontInstance, const LETag *featureOrder) const
{
    if (LE_FAILURE(success)) {
        return;
    }

    GlyphPositioningLookupProcessor processor(this, scriptTag, languageTag, featureOrder);

    if (processor.isBogus()) {
        success = LE_MEMORY_ALLOCATION_ERROR;
    	return;
    }

    processor.process(glyphStorage, glyphPositionAdjustments, rightToLeft,
    	glyphDefinitionTableHeader, fontInstance, success);

    glyphPositionAdjustments->applyCursiveAdjustments(glyphStorage, rightToLeft, fontInstance);
}

U_NAMESPACE_END