icuSources/layout/SingleTableProcessor.cpp

   1 /*
   2  * @(#)SingleTableProcessor.cpp 1.6 00/03/15
   3  *
   4  * (C) Copyright IBM Corp. 1998-2003 - All Rights Reserved
   5  *
   6  */
   7
   8 #include "LETypes.h"
   9 #include "MorphTables.h"
  10 #include "SubtableProcessor.h"
  11 #include "NonContextualGlyphSubst.h"
  12 #include "NonContextualGlyphSubstProc.h"
  13 #include "SingleTableProcessor.h"
  14 #include "LESwaps.h"
  15
  16 U_NAMESPACE_BEGIN
  17
  18 const char SingleTableProcessor::fgClassID=0;
  19
  20 SingleTableProcessor::SingleTableProcessor()
  21 {
  22 }
  23
  24 SingleTableProcessor::SingleTableProcessor(const MorphSubtableHeader *moprhSubtableHeader)
  25   : NonContextualGlyphSubstitutionProcessor(moprhSubtableHeader)
  26 {
  27     const NonContextualGlyphSubstitutionHeader *header = (const NonContextualGlyphSubstitutionHeader *) moprhSubtableHeader;
  28
  29     singleTableLookupTable = (const SingleTableLookupTable *) &header->table;
  30 }
  31
  32 SingleTableProcessor::~SingleTableProcessor()
  33 {
  34 }
  35
  36 void SingleTableProcessor::process(LEGlyphID *glyphs, le_int32 * /*charIndices*/, le_int32 glyphCount)
  37 {
  38     const LookupSingle *entries = singleTableLookupTable->entries;
  39     le_int32 glyph;
  40
  41     for (glyph = 0; glyph < glyphCount; glyph += 1) {
  42         const LookupSingle *lookupSingle = singleTableLookupTable->lookupSingle(entries, glyphs[glyph]);
  43
  44         if (lookupSingle != NULL) {
  45             glyphs[glyph] = SWAPW(lookupSingle->value);
  46         }
  47     }
  48 }
  49
  50 U_NAMESPACE_END