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 "TrimmedArrayProcessor2.h"
13#include "LEGlyphStorage.h"
14#include "LESwaps.h"
15
16U_NAMESPACE_BEGIN
17
18UOBJECT_DEFINE_RTTI_IMPLEMENTATION(TrimmedArrayProcessor2)
19
20TrimmedArrayProcessor2::TrimmedArrayProcessor2()
21{
22}
23
24TrimmedArrayProcessor2::TrimmedArrayProcessor2(const LEReferenceTo<MorphSubtableHeader2> &morphSubtableHeader, LEErrorCode &success)
25  : NonContextualGlyphSubstitutionProcessor2(morphSubtableHeader, success)
26{
27    const LEReferenceTo<NonContextualGlyphSubstitutionHeader2> header(morphSubtableHeader, success);
28
29    trimmedArrayLookupTable = LEReferenceTo<TrimmedArrayLookupTable>(morphSubtableHeader, success, &header->table);
30    firstGlyph = SWAPW(trimmedArrayLookupTable->firstGlyph);
31    lastGlyph = firstGlyph + SWAPW(trimmedArrayLookupTable->glyphCount);
32    valueArray = LEReferenceToArrayOf<LookupValue>(morphSubtableHeader, success, &trimmedArrayLookupTable->valueArray[0], LE_UNBOUNDED_ARRAY);
33}
34
35TrimmedArrayProcessor2::~TrimmedArrayProcessor2()
36{
37}
38
39void TrimmedArrayProcessor2::process(LEGlyphStorage &glyphStorage, LEErrorCode &success)
40{
41    if(LE_FAILURE(success)) return;
42    le_int32 glyphCount = glyphStorage.getGlyphCount();
43    le_int32 glyph;
44
45    for (glyph = 0; glyph < glyphCount; glyph += 1) {
46        LEGlyphID thisGlyph = glyphStorage[glyph];
47        TTGlyphID ttGlyph = (TTGlyphID) LE_GET_GLYPH(thisGlyph);
48
49        if ((ttGlyph > firstGlyph) && (ttGlyph < lastGlyph)) {
50            TTGlyphID newGlyph = SWAPW(valueArray(ttGlyph - firstGlyph, success));
51
52            glyphStorage[glyph] = LE_SET_GLYPH(thisGlyph, newGlyph);
53        }
54    }
55}
56
57U_NAMESPACE_END
58