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