1 /*

     2  *

     3  * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved

     4  *

     5  */

     6 

     7 #include "LETypes.h"

     8 #include "MorphTables.h"

     9 #include "SubtableProcessor.h"

    10 #include "NonContextualGlyphSubst.h"

    11 #include "NonContextualGlyphSubstProc.h"

    12 #include "SegmentSingleProcessor.h"

    13 #include "LEGlyphStorage.h"

    14 #include "LESwaps.h"

    15 

    16 U_NAMESPACE_BEGIN

    17 

    18 UOBJECT_DEFINE_RTTI_IMPLEMENTATION(SegmentSingleProcessor)

    19 

    20 SegmentSingleProcessor::SegmentSingleProcessor()

    21 {

    22 }

    23 

    24 SegmentSingleProcessor::SegmentSingleProcessor(const MorphSubtableHeader *morphSubtableHeader)

    25   : NonContextualGlyphSubstitutionProcessor(morphSubtableHeader)

    26 {

    27     const NonContextualGlyphSubstitutionHeader *header = (const NonContextualGlyphSubstitutionHeader *) morphSubtableHeader;

    28 

    29     segmentSingleLookupTable = (const SegmentSingleLookupTable *) &header->table;

    30 }

    31 

    32 SegmentSingleProcessor::~SegmentSingleProcessor()

    33 {

    34 }

    35 

    36 void SegmentSingleProcessor::process(LEGlyphStorage &glyphStorage)

    37 {

    38     const LookupSegment *segments = segmentSingleLookupTable->segments;

    39     le_int32 glyphCount = glyphStorage.getGlyphCount();

    40     le_int32 glyph;

    41 

    42     for (glyph = 0; glyph < glyphCount; glyph += 1) {

    43         LEGlyphID thisGlyph = glyphStorage[glyph];

    44         const LookupSegment *lookupSegment = segmentSingleLookupTable->lookupSegment(segments, thisGlyph);

    45 

    46         if (lookupSegment != NULL) {

    47             TTGlyphID   newGlyph  = (TTGlyphID) LE_GET_GLYPH(thisGlyph) + SWAPW(lookupSegment->value);

    48 

    49             glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph);

    50         }

    51     }

    52 }

    53 

    54 U_NAMESPACE_END