projects / apple / icu.git / blame
| Commit | Line | Data |
|---|---|---|
| b75a7d8f | 1 | /* |
| b75a7d8f | 2 | * |
| 57a6839d | 3 | * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved |
| b75a7d8f A |
4 | * |
| 5 | */ | |
| 6 | ||
| 7 | #include "LETypes.h" | |
| 8 | #include "LEFontInstance.h" | |
| 9 | #include "OpenTypeTables.h" | |
| 10 | #include "GlyphPositioningTables.h" | |
| 11 | #include "SinglePositioningSubtables.h" | |
| 12 | #include "ValueRecords.h" | |
| 13 | #include "GlyphIterator.h" | |
| b75a7d8f A |
14 | #include "LESwaps.h" |
| 15 | ||
| 16 | U_NAMESPACE_BEGIN | |
| 17 | ||
| 57a6839d | 18 | le_uint32 SinglePositioningSubtable::process(const LEReferenceTo<SinglePositioningSubtable> &base, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode &success) const |
| b75a7d8f A |
19 | { |
| 20 | switch(SWAPW(subtableFormat)) | |
| 21 | { | |
| 22 | case 0: | |
| 23 | return 0; | |
| 24 | ||
| 25 | case 1: | |
| 26 | { | |
| 57a6839d | 27 | const LEReferenceTo<SinglePositioningFormat1Subtable> subtable(base, success, (const SinglePositioningFormat1Subtable *) this); |
| b75a7d8f | 28 | |
| 57a6839d | 29 | return subtable->process(subtable, glyphIterator, fontInstance, success); |
| b75a7d8f A |
30 | } |
| 31 | ||
| 32 | case 2: | |
| 33 | { | |
| 57a6839d | 34 | const LEReferenceTo<SinglePositioningFormat2Subtable> subtable(base, success, (const SinglePositioningFormat2Subtable *) this); |
| b75a7d8f | 35 | |
| 57a6839d | 36 | return subtable->process(subtable, glyphIterator, fontInstance, success); |
| b75a7d8f A |
37 | } |
| 38 | ||
| 39 | default: | |
| 40 | return 0; | |
| 41 | } | |
| 42 | } | |
| 43 | ||
| 57a6839d | 44 | le_uint32 SinglePositioningFormat1Subtable::process(const LEReferenceTo<SinglePositioningFormat1Subtable> &base, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode &success) const |
| b75a7d8f A |
45 | { |
| 46 | LEGlyphID glyph = glyphIterator->getCurrGlyphID(); | |
| 57a6839d | 47 | le_int32 coverageIndex = getGlyphCoverage(base, glyph, success); |
| b75a7d8f A |
48 | |
| 49 | if (coverageIndex >= 0) { | |
| 73c04bcf | 50 | valueRecord.adjustPosition(SWAPW(valueFormat), (const char *) this, *glyphIterator, fontInstance); |
| b75a7d8f A |
51 | |
| 52 | return 1; | |
| 53 | } | |
| 54 | ||
| 55 | return 0; | |
| 56 | } | |
| 57 | ||
| 57a6839d | 58 | le_uint32 SinglePositioningFormat2Subtable::process(const LEReferenceTo<SinglePositioningFormat2Subtable> &base, GlyphIterator *glyphIterator, const LEFontInstance *fontInstance, LEErrorCode &success) const |
| b75a7d8f A |
59 | { |
| 60 | LEGlyphID glyph = glyphIterator->getCurrGlyphID(); | |
| 57a6839d | 61 | le_int16 coverageIndex = (le_int16) getGlyphCoverage(base, glyph, success); |
| b75a7d8f A |
62 | |
| 63 | if (coverageIndex >= 0) { | |
| 73c04bcf | 64 | valueRecordArray[0].adjustPosition(coverageIndex, SWAPW(valueFormat), (const char *) this, *glyphIterator, fontInstance); |
| b75a7d8f A |
65 | |
| 66 | return 1; | |
| 67 | } | |
| 68 | ||
| 69 | return 0; | |
| 70 | } | |
| 71 | ||
| 72 | U_NAMESPACE_END |