jars/icu4j-4_8_1_1/tools/misc/src/com/ibm/icu/dev/tool/layout/GSUBWriter.java

   1 /*
   2  *******************************************************************************
   3  * Copyright (C) 1998-2004, International Business Machines Corporation and    *
   4  * others. All Rights Reserved.                                                *
   5  *******************************************************************************
   6  *
   7  * Created on Dec 3, 2003
   8  *
   9  *******************************************************************************
  10  */
  11 package com.ibm.icu.dev.tool.layout;
  12
  13 import java.io.PrintStream;
  14
  15
  16 public class GSUBWriter extends OpenTypeTableWriter
  17 {
  18     private ScriptList scriptList;
  19     private FeatureList featureList;
  20     private LookupList lookupList;
  21     private String scriptName;
  22
  23     public GSUBWriter(String theScriptName, ScriptList theScriptList, FeatureList theFeatureList,
  24                       LookupList theLookupList)
  25     {
  26         super(1024);
  27
  28         scriptList  = theScriptList;
  29         featureList = theFeatureList;
  30         lookupList  = theLookupList;
  31         scriptName  = theScriptName;
  32     }
  33
  34     public void writeTable(PrintStream output)
  35     {
  36         System.out.println("writing " + scriptName + " GSUB table...");
  37
  38         // 0x00010000 (fixed1) version number
  39         writeData(0x0001);
  40         writeData(0x0000);
  41
  42         int listOffset = getOutputIndex();
  43
  44         writeData(0); // script list offset (fixed later)
  45         writeData(0); // feature list offset (fixed later)
  46         writeData(0); // lookup list offset (fixed later)
  47
  48         fixOffset(listOffset++, 0);
  49         scriptList.writeScriptList(this);
  50
  51         fixOffset(listOffset++, 0);
  52         featureList.writeFeaturetList(this);
  53
  54         fixOffset(listOffset++, 0);
  55         lookupList.writeLookupList(this);
  56
  57         output.print("const le_uint8 ");
  58         output.print(scriptName);
  59         output.println("Shaping::glyphSubstitutionTable[] = {");
  60
  61         dumpTable(output, 8);
  62         output.println("};\n");
  63     }
  64 }