| /* |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| * |
| */ |
| |
| /* |
| * |
| * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved |
| * |
| */ |
| |
| #ifndef __MORPHTABLES_H |
| #define __MORPHTABLES_H |
| |
| #include "LETypes.h" |
| #include "LayoutTables.h" |
| |
| class LEGlyphStorage; |
| |
| typedef le_uint32 FeatureFlags; |
| |
| typedef le_int16 FeatureType; |
| typedef le_int16 FeatureSetting; |
| |
| struct FeatureTableEntry |
| { |
| FeatureType featureType; |
| FeatureSetting featureSetting; |
| FeatureFlags enableFlags; |
| FeatureFlags disableFlags; |
| }; |
| |
| struct ChainHeader |
| { |
| FeatureFlags defaultFlags; |
| le_uint32 chainLength; |
| le_int16 nFeatureEntries; |
| le_int16 nSubtables; |
| FeatureTableEntry featureTable[ANY_NUMBER]; |
| }; |
| |
| struct MorphTableHeader |
| { |
| le_int32 version; |
| le_uint32 nChains; |
| ChainHeader chains[ANY_NUMBER]; |
| |
| void process(LEGlyphStorage &glyphStorage) const; |
| }; |
| |
| typedef le_int16 SubtableCoverage; |
| |
| enum SubtableCoverageFlags |
| { |
| scfVertical = 0x8000, |
| scfReverse = 0x4000, |
| scfIgnoreVt = 0x2000, |
| scfReserved = 0x1FF8, |
| scfTypeMask = 0x0007 |
| }; |
| |
| enum MorphSubtableType |
| { |
| mstIndicRearrangement = 0, |
| mstContextualGlyphSubstitution = 1, |
| mstLigatureSubstitution = 2, |
| mstReservedUnused = 3, |
| mstNonContextualGlyphSubstitution = 4, |
| mstContextualGlyphInsertion = 5 |
| }; |
| |
| struct MorphSubtableHeader |
| { |
| le_int16 length; |
| SubtableCoverage coverage; |
| FeatureFlags subtableFeatures; |
| |
| void process(LEGlyphStorage &glyphStorage) const; |
| }; |
| |
| #endif |