1 /*
2  *
3  * (C) Copyright IBM Corp.  and others 1998-2013 - All Rights Reserved
4  *
5  */
6 
7 #include "LETypes.h"
8 #include "MorphTables.h"
9 #include "SubtableProcessor2.h"
10 #include "NonContextualGlyphSubst.h"
11 #include "NonContextualGlyphSubstProc2.h"
12 #include "SegmentSingleProcessor2.h"
13 #include "LEGlyphStorage.h"
14 #include "LESwaps.h"
15 
16 U_NAMESPACE_BEGIN
17 
UOBJECT_DEFINE_RTTI_IMPLEMENTATION(SegmentSingleProcessor2)18 UOBJECT_DEFINE_RTTI_IMPLEMENTATION(SegmentSingleProcessor2)
19 
20 SegmentSingleProcessor2::SegmentSingleProcessor2()
21 {
22 }
23 
SegmentSingleProcessor2(const LEReferenceTo<MorphSubtableHeader2> & morphSubtableHeader,LEErrorCode & success)24 SegmentSingleProcessor2::SegmentSingleProcessor2(const LEReferenceTo<MorphSubtableHeader2> &morphSubtableHeader, LEErrorCode &success)
25   : NonContextualGlyphSubstitutionProcessor2(morphSubtableHeader, success)
26 {
27   const LEReferenceTo<NonContextualGlyphSubstitutionHeader2> header(morphSubtableHeader, success);
28 
29   segmentSingleLookupTable = LEReferenceTo<SegmentSingleLookupTable>(morphSubtableHeader, success, &header->table);
30 }
31 
~SegmentSingleProcessor2()32 SegmentSingleProcessor2::~SegmentSingleProcessor2()
33 {
34 }
35 
process(LEGlyphStorage & glyphStorage,LEErrorCode & success)36 void SegmentSingleProcessor2::process(LEGlyphStorage &glyphStorage, LEErrorCode &success)
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(segmentSingleLookupTable, segments, thisGlyph, success);
45 
46         if (lookupSegment != NULL && LE_SUCCESS(success)) {
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
55