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.  Oracle designates this
   7  * particular file as subject to the "Classpath" exception as provided
   8  * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 /*
  27  *
  28  * (C) Copyright IBM Corp. 1998-2004 - All Rights Reserved
  29  *
  30  */
  31 
  32 #ifndef __STATETABLEPROCESSOR_H
  33 #define __STATETABLEPROCESSOR_H
  34 
  35 /**
  36  * \file
  37  * \internal
  38  */
  39 
  40 #include "LETypes.h"
  41 #include "MorphTables.h"
  42 #include "MorphStateTables.h"
  43 #include "SubtableProcessor.h"
  44 
  45 U_NAMESPACE_BEGIN
  46 
  47 class LEGlyphStorage;
  48 
  49 class StateTableProcessor : public SubtableProcessor
  50 {
  51 public:
  52     void process(LEGlyphStorage &glyphStorage, LEErrorCode &success);
  53 
  54     virtual void beginStateTable() = 0;
  55 
  56     virtual ByteOffset processStateEntry(LEGlyphStorage &glyphStorage, le_int32 &currGlyph, EntryTableIndex index) = 0;
  57 
  58     virtual void endStateTable() = 0;
  59 
  60 protected:
  61     StateTableProcessor(const LEReferenceTo<MorphSubtableHeader> &morphSubtableHeader, LEErrorCode &success);
  62     virtual ~StateTableProcessor();
  63 
  64     StateTableProcessor();
  65 
  66     le_int16 stateSize;
  67     ByteOffset classTableOffset;
  68     ByteOffset stateArrayOffset;
  69     ByteOffset entryTableOffset;
  70 
  71     LEReferenceTo<ClassTable> classTable;
  72     TTGlyphID firstGlyph;
  73     TTGlyphID lastGlyph;
  74 
  75     LEReferenceTo<MorphStateTableHeader> stateTableHeader;
  76     LEReferenceTo<StateTableHeader> stHeader; // for convenience
  77 
  78 private:
  79     StateTableProcessor(const StateTableProcessor &other); // forbid copying of this class
  80     StateTableProcessor &operator=(const StateTableProcessor &other); // forbid copying of this class
  81 };
  82 
  83 U_NAMESPACE_END
  84 #endif