X-Git-Url: https://git.saurik.com/apple/icu.git/blobdiff_plain/249c4c5ea9376c24572daf9c2effa7484a282f14..3d1f044b704633e2e541231cd17ae9ecf9ad5c7a:/icuSources/layout/ContextualGlyphInsertionProc2.cpp?ds=inline diff --git a/icuSources/layout/ContextualGlyphInsertionProc2.cpp b/icuSources/layout/ContextualGlyphInsertionProc2.cpp deleted file mode 100644 index 08048b73..00000000 --- a/icuSources/layout/ContextualGlyphInsertionProc2.cpp +++ /dev/null @@ -1,114 +0,0 @@ -/* - * - * (C) Copyright IBM Corp. and others 1998-2013 - All Rights Reserved - * - */ - -#include "LETypes.h" -#include "MorphTables.h" -#include "StateTables.h" -#include "MorphStateTables.h" -#include "SubtableProcessor2.h" -#include "StateTableProcessor2.h" -#include "ContextualGlyphInsertionProc2.h" -#include "LEGlyphStorage.h" -#include "LESwaps.h" - -U_NAMESPACE_BEGIN - -UOBJECT_DEFINE_RTTI_IMPLEMENTATION(ContextualGlyphInsertionProcessor2) - -ContextualGlyphInsertionProcessor2::ContextualGlyphInsertionProcessor2( - const LEReferenceTo &morphSubtableHeader, LEErrorCode &success) - : StateTableProcessor2(morphSubtableHeader, success) -{ - contextualGlyphHeader = LEReferenceTo(morphSubtableHeader, success); - if(LE_FAILURE(success) || !contextualGlyphHeader.isValid()) return; - le_uint32 insertionTableOffset = SWAPL(contextualGlyphHeader->insertionTableOffset); - insertionTable = LEReferenceToArrayOf(stHeader, success, insertionTableOffset, LE_UNBOUNDED_ARRAY); - entryTable = LEReferenceToArrayOf(stHeader, success, entryTableOffset, LE_UNBOUNDED_ARRAY); -} - -ContextualGlyphInsertionProcessor2::~ContextualGlyphInsertionProcessor2() -{ -} - -void ContextualGlyphInsertionProcessor2::beginStateTable() -{ - markGlyph = 0; -} - -void ContextualGlyphInsertionProcessor2::doInsertion(LEGlyphStorage &glyphStorage, - le_int16 atGlyph, - le_int16 &index, - le_int16 count, - le_bool /* isKashidaLike */, - le_bool isBefore, - LEErrorCode &success) { - LEGlyphID *insertGlyphs = glyphStorage.insertGlyphs(atGlyph, count + 1, success); - - if(LE_FAILURE(success) || insertGlyphs==NULL) { - return; - } - - // Note: Kashida vs Split Vowel seems to only affect selection and highlighting. - // We note the flag, but do not layout different. - // https://developer.apple.com/fonts/TTRefMan/RM06/Chap6mort.html - - le_int16 targetIndex = 0; - if(isBefore) { - // insert at beginning - insertGlyphs[targetIndex++] = glyphStorage[atGlyph]; - } else { - // insert at end - insertGlyphs[count] = glyphStorage[atGlyph]; - } - - while(count--) { - insertGlyphs[targetIndex++] = insertionTable.getObject(index++, success); - } - glyphStorage.applyInsertions(); -} - -le_uint16 ContextualGlyphInsertionProcessor2::processStateEntry(LEGlyphStorage &glyphStorage, le_int32 &currGlyph, - EntryTableIndex2 index, LEErrorCode &success) -{ - const ContextualGlyphInsertionStateEntry2 *entry = entryTable.getAlias(index, success); - - if(LE_FAILURE(success)) return 0; // TODO- which state? - - le_uint16 newState = SWAPW(entry->newStateIndex); - le_uint16 flags = SWAPW(entry->flags); - - le_int16 markIndex = SWAPW(entry->markedInsertionListIndex); - if (markIndex > 0) { - le_int16 count = (flags & cgiMarkedInsertCountMask) >> 5; - le_bool isKashidaLike = (flags & cgiMarkedIsKashidaLike); - le_bool isBefore = (flags & cgiMarkInsertBefore); - doInsertion(glyphStorage, markGlyph, markIndex, count, isKashidaLike, isBefore, success); - } - - le_int16 currIndex = SWAPW(entry->currentInsertionListIndex); - if (currIndex > 0) { - le_int16 count = flags & cgiCurrentInsertCountMask; - le_bool isKashidaLike = (flags & cgiCurrentIsKashidaLike); - le_bool isBefore = (flags & cgiCurrentInsertBefore); - doInsertion(glyphStorage, currGlyph, currIndex, count, isKashidaLike, isBefore, success); - } - - if (flags & cgiSetMark) { - markGlyph = currGlyph; - } - - if (!(flags & cgiDontAdvance)) { - currGlyph += dir; - } - - return newState; -} - -void ContextualGlyphInsertionProcessor2::endStateTable() -{ -} - -U_NAMESPACE_END