J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 3 | * |
| 4 | * This code is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of the GNU General Public License version 2 only, as |
| 6 | * published by the Free Software Foundation. Sun designates this |
| 7 | * particular file as subject to the "Classpath" exception as provided |
| 8 | * by Sun in the LICENSE file that accompanied this code. |
| 9 | * |
| 10 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 13 | * version 2 for more details (a copy is included in the LICENSE file that |
| 14 | * accompanied this code). |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License version |
| 17 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 18 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 19 | * |
| 20 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 21 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 22 | * have any questions. |
| 23 | * |
| 24 | */ |
| 25 | |
| 26 | /* |
| 27 | * |
| 28 | * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved |
| 29 | * |
| 30 | */ |
| 31 | |
| 32 | #ifndef __PAIRPOSITIONINGSUBTABLES_H |
| 33 | #define __PAIRPOSITIONINGSUBTABLES_H |
| 34 | |
| 35 | #include "LETypes.h" |
| 36 | #include "LEFontInstance.h" |
| 37 | #include "OpenTypeTables.h" |
| 38 | #include "GlyphPositioningTables.h" |
| 39 | #include "ValueRecords.h" |
| 40 | #include "GlyphIterator.h" |
| 41 | |
| 42 | // NOTE: ValueRecord has a variable size |
| 43 | struct PairValueRecord |
| 44 | { |
| 45 | TTGlyphID secondGlyph; |
| 46 | ValueRecord valueRecord1; |
| 47 | // ValueRecord valueRecord2; |
| 48 | }; |
| 49 | |
| 50 | struct PairSetTable |
| 51 | { |
| 52 | le_uint16 pairValueCount; |
| 53 | PairValueRecord pairValueRecordArray[ANY_NUMBER]; |
| 54 | }; |
| 55 | |
| 56 | struct PairPositioningSubtable : GlyphPositioningSubtable |
| 57 | { |
| 58 | ValueFormat valueFormat1; |
| 59 | ValueFormat valueFormat2; |
| 60 | |
| 61 | le_uint32 process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const; |
| 62 | }; |
| 63 | |
| 64 | struct PairPositioningFormat1Subtable : PairPositioningSubtable |
| 65 | { |
| 66 | le_uint16 pairSetCount; |
| 67 | Offset pairSetTableOffsetArray[ANY_NUMBER]; |
| 68 | |
| 69 | le_uint32 process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const; |
| 70 | |
| 71 | private: |
| 72 | const PairValueRecord *findPairValueRecord(TTGlyphID glyphID, const PairValueRecord *records, |
| 73 | le_uint16 recordCount, le_uint16 recordSize) const; |
| 74 | }; |
| 75 | |
| 76 | // NOTE: ValueRecord has a variable size |
| 77 | struct Class2Record |
| 78 | { |
| 79 | ValueRecord valueRecord1; |
| 80 | // ValueRecord valurRecord2; |
| 81 | }; |
| 82 | |
| 83 | struct Class1Record |
| 84 | { |
| 85 | Class2Record class2RecordArray[ANY_NUMBER]; |
| 86 | }; |
| 87 | |
| 88 | struct PairPositioningFormat2Subtable : PairPositioningSubtable |
| 89 | { |
| 90 | Offset classDef1Offset; |
| 91 | Offset classDef2Offset; |
| 92 | le_uint16 class1Count; |
| 93 | le_uint16 class2Count; |
| 94 | Class1Record class1RecordArray[ANY_NUMBER]; |
| 95 | |
| 96 | le_uint32 process(GlyphIterator *glyphIterator, const LEFontInstance *fontInstance) const; |
| 97 | }; |
| 98 | |
| 99 | #endif |