| | 1 | /* |
| | 2 | * |
| | 3 | * (C) Copyright IBM Corp. 1998-2013 - All Rights Reserved |
| | 4 | * |
| | 5 | */ |
| | 6 | |
| | 7 | #include "LETypes.h" |
| | 8 | #include "OpenTypeTables.h" |
| | 9 | #include "Lookups.h" |
| | 10 | #include "CoverageTables.h" |
| | 11 | #include "LESwaps.h" |
| | 12 | |
| | 13 | U_NAMESPACE_BEGIN |
| | 14 | |
| | 15 | const LEReferenceTo<LookupTable> LookupListTable::getLookupTable(const LEReferenceTo<LookupListTable> &base, le_uint16 lookupTableIndex, LEErrorCode &success) const |
| | 16 | { |
| | 17 | LEReferenceToArrayOf<Offset> lookupTableOffsetArrayRef(base, success, (const Offset*)&lookupTableOffsetArray, SWAPW(lookupCount)); |
| | 18 | |
| | 19 | if(LE_FAILURE(success) || lookupTableIndex>lookupTableOffsetArrayRef.getCount()) { |
| | 20 | return LEReferenceTo<LookupTable>(); |
| | 21 | } else { |
| | 22 | return LEReferenceTo<LookupTable>(base, success, SWAPW(lookupTableOffsetArrayRef.getObject(lookupTableIndex, success))); |
| | 23 | } |
| | 24 | } |
| | 25 | |
| | 26 | const LEReferenceTo<LookupSubtable> LookupTable::getLookupSubtable(const LEReferenceTo<LookupTable> &base, le_uint16 subtableIndex, LEErrorCode &success) const |
| | 27 | { |
| | 28 | LEReferenceToArrayOf<Offset> subTableOffsetArrayRef(base, success, (const Offset*)&subTableOffsetArray, SWAPW(subTableCount)); |
| | 29 | |
| | 30 | if(LE_FAILURE(success) || subtableIndex>subTableOffsetArrayRef.getCount()) { |
| | 31 | return LEReferenceTo<LookupSubtable>(); |
| | 32 | } else { |
| | 33 | return LEReferenceTo<LookupSubtable>(base, success, SWAPW(subTableOffsetArrayRef.getObject(subtableIndex, success))); |
| | 34 | } |
| | 35 | } |
| | 36 | |
| | 37 | le_int32 LookupSubtable::getGlyphCoverage(const LEReferenceTo<LookupSubtable> &base, Offset tableOffset, LEGlyphID glyphID, LEErrorCode &success) const |
| | 38 | { |
| | 39 | const LEReferenceTo<CoverageTable> coverageTable(base, success, SWAPW(tableOffset)); |
| | 40 | |
| | 41 | if(LE_FAILURE(success)) return 0; |
| | 42 | |
| | 43 | return coverageTable->getGlyphCoverage(glyphID); |
| | 44 | } |
| | 45 | |
| | 46 | U_NAMESPACE_END |
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