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

   1 /*
   2  *******************************************************************************
   3  * Copyright (C) 1998-2006, International Business Machines Corporation and    *
   4  * others. All Rights Reserved.                                                *
   5  *******************************************************************************
   6  */
   7 package com.ibm.icu.dev.tool.layout;
   8
   9 public class ScriptTagModuleWriter extends ScriptModuleWriter
  10 {
  11     public ScriptTagModuleWriter(ScriptData theScriptData, LanguageData theLanguageData)
  12     {
  13         super(theScriptData, theLanguageData);
  14     }
  15
  16     private void writeTagValueHeader(TagValueData data, String kind)
  17     {
  18         int min = data.getMinValue();
  19         int max = data.getMaxValue();
  20
  21         for (int value = min; value <= max; value += 1) {
  22             output.print("const LETag ");
  23             output.print(data.getTagLabel(value));
  24             output.print(kind);
  25             output.print("Tag = ");
  26             output.print(data.makeTag(value));
  27             output.print("; /* '");
  28             output.print(data.getTag(value));
  29             output.print("' (");
  30             output.print(data.getName(value));
  31             output.println(") */");
  32         }
  33     }
  34
  35     public void writeHeaderFile(String fileName)
  36     {
  37         openFile(fileName);
  38         writeHeader("__SCRIPTANDLANGUAGES_H", hIncludes, hPreamble);
  39
  40         writeTagValueHeader(scriptData, "Script");
  41
  42         output.println(hScriptPostamble);
  43
  44         writeTagValueHeader(languageData, "Language");
  45
  46         output.println(hPostamble);
  47         closeFile();
  48     }
  49
  50     private void writeTagValueCPP(TagValueData data, String kind)
  51     {
  52         int min = data.getMinValue();
  53         int max = data.getMaxValue();
  54
  55         for (int value = min; value <= max; value += 1) {
  56             output.print("    ");
  57             output.print(data.getTagLabel(value));
  58             output.print(kind);
  59             output.print("Tag");
  60             output.print((value == max? " " : ","));
  61             output.print(" /* '");
  62             output.print(data.getTag(value));
  63             output.print("' (");
  64             output.print(data.getName(value));
  65             output.println(") */");
  66         }
  67     }
  68
  69     public void writeCPPFile(String fileName)
  70     {
  71         openFile(fileName);
  72         writeHeader(null, cppIncludes);
  73         output.println(cppPreamble);
  74
  75         writeTagValueCPP(scriptData, "Script");
  76
  77         output.println(cppScriptPostamble);
  78
  79         writeTagValueCPP(languageData, "Language");
  80
  81         output.println(cppPostamble);
  82
  83         writeTrailer();
  84         closeFile();
  85     }
  86
  87     public void writeScriptTags(String fileName)
  88     {
  89         writeHeaderFile(fileName + ".h");
  90         writeCPPFile(fileName + ".cpp");
  91     }
  92
  93     private static final String[] hIncludes = {"LETypes.h"};
  94
  95     private static final String hPreamble =
  96     "/**\n" +
  97     " * \\file\n" +
  98     " * \\internal\n" +
  99     " */\n" +
 100     "\n";
 101
 102     private static final String hScriptPostamble =
 103     "\n" +
 104     "const LETag nullScriptTag = 0x00000000; /* ''     (NULL) */\n" +
 105     "\n";
 106
 107     private static final String hPostamble =
 108     "\n" +
 109     "\n" +
 110     "U_NAMESPACE_END\n" +
 111     "#endif";
 112
 113     private static final String[] cppIncludes =
 114         {"LETypes.h", "ScriptAndLanguageTags.h", "OpenTypeLayoutEngine.h"};
 115
 116     private static final String cppPreamble =
 117     "const LETag OpenTypeLayoutEngine::scriptTags[] = {";
 118
 119     private static final String cppScriptPostamble =
 120     "};\n" +
 121     "\n" +
 122     "const LETag OpenTypeLayoutEngine::languageTags[] = {";
 123
 124     private static final String cppPostamble =
 125     "};\n";
 126 }