1 // © 2016 and later: Unicode, Inc. and others. 2 // License & terms of use: http://www.unicode.org/copyright.html 3 /* 4 ******************************************************************************* 5 * Copyright (C) 1998-2015, International Business Machines Corporation and 6 * others. All Rights Reserved. 7 ******************************************************************************* 8 */ 9 package com.ibm.icu.dev.tool.layout; 10 11 import com.ibm.icu.lang.UScript; 12 13 public class ScriptTagModuleWriter extends ScriptModuleWriter 14 { ScriptTagModuleWriter(ScriptData theScriptData, LanguageData theLanguageData)15 public ScriptTagModuleWriter(ScriptData theScriptData, LanguageData theLanguageData) 16 { 17 super(theScriptData, theLanguageData); 18 } 19 writeTagValueHeader(TagValueData data, String kind)20 private void writeTagValueHeader(TagValueData data, String kind) 21 { 22 int min = data.getMinValue(); 23 int max = data.getMaxValue(); 24 25 for (int value = min; value <= max; value += 1) { 26 output.print("const LETag "); 27 output.print(data.getTagLabel(value)); 28 output.print(kind); 29 output.print("Tag = "); 30 output.print(data.makeTag(value)); 31 output.print("; /* '"); 32 output.print(data.getTag(value)); 33 output.print("' ("); 34 output.print(data.getName(value)); 35 output.println(") */"); 36 if(kind.equals("Script")) { 37 switch(value) { 38 case UScript.BENGALI: 39 output.println("const LETag bng2ScriptTag = 0x626E6732; /* 'bng2' (BENGALI v.2) (manually added) */"); 40 break; 41 case UScript.DEVANAGARI: 42 output.println("const LETag dev2ScriptTag = 0x64657632; /* 'dev2' (DEVANAGARI v.2) (manually added) */"); 43 break; 44 case UScript.GUJARATI: 45 output.println("const LETag gjr2ScriptTag = 0x676A7232; /* 'gjr2' (GUJARATI v.2) (manually added) */"); 46 break; 47 case UScript.GURMUKHI: 48 output.println("const LETag gur2ScriptTag = 0x67757232; /* 'gur2' (GURMUKHI v.2) (manually added) */"); 49 break; 50 case UScript.KANNADA: 51 output.println("const LETag knd2ScriptTag = 0x6B6E6432; /* 'knd2' (KANNADA v.2) (manually added) */"); 52 break; 53 case UScript.MALAYALAM: 54 output.println("const LETag mlm2ScriptTag = 0x6D6C6D32; /* 'mlm2' (MALAYALAM v.2) (manually added) */"); 55 break; 56 case UScript.ORIYA: 57 output.println("const LETag ory2ScriptTag = 0x6F727932; /* 'ory2' (ORIYA v.2) (manually added) */"); 58 break; 59 case UScript.TAMIL: 60 output.println("const LETag tml2ScriptTag = 0x746D6C32; /* 'tml2' (TAMIL v.2) (manually added) */"); 61 break; 62 case UScript.TELUGU: 63 output.println("const LETag tel2ScriptTag = 0x74656C32; /* 'tel2' (TELUGU v.2) (manually added) */"); 64 break; 65 default: 66 break; 67 } 68 } 69 } 70 } 71 writeHeaderFile(String fileName)72 public void writeHeaderFile(String fileName) 73 { 74 openFile(fileName); 75 writeHeader("__SCRIPTANDLANGUAGES_H", hIncludes, hPreamble); 76 77 writeTagValueHeader(scriptData, "Script"); 78 79 output.println(hScriptPostamble); 80 81 writeTagValueHeader(languageData, "Language"); 82 83 output.println(hPostamble); 84 closeFile(); 85 } 86 writeTagValueCPP(TagValueData data, String kind)87 private void writeTagValueCPP(TagValueData data, String kind) 88 { 89 int min = data.getMinValue(); 90 int max = data.getMaxValue(); 91 92 for (int value = min; value <= max; value += 1) { 93 output.print(" "); 94 output.print(data.getTagLabel(value)); 95 output.print(kind); 96 output.print("Tag"); 97 output.print((value == max? " " : ",")); 98 output.print(" /* '"); 99 output.print(data.getTag(value)); 100 output.print("' ("); 101 output.print(data.getName(value)); 102 output.println(") */"); 103 } 104 } 105 writeCPPFile(String fileName)106 public void writeCPPFile(String fileName) 107 { 108 openFile(fileName); 109 writeHeader(null, cppIncludes); 110 output.println(cppPreamble); 111 112 writeTagValueCPP(scriptData, "Script"); 113 114 output.println(cppScriptPostamble); 115 116 writeTagValueCPP(languageData, "Language"); 117 118 output.println(cppPostamble); 119 120 writeTrailer(); 121 closeFile(); 122 } 123 writeScriptTags(String fileName)124 public void writeScriptTags(String fileName) 125 { 126 writeHeaderFile(fileName + ".h"); 127 writeCPPFile(fileName + ".cpp"); 128 } 129 130 private static final String[] hIncludes = {"LETypes.h"}; 131 132 private static final String hPreamble = 133 "/**\n" + 134 " * \\file\n" + 135 " * \\internal\n" + 136 " */\n" + 137 "\n"; 138 139 private static final String hScriptPostamble = 140 "\n" + 141 "const LETag nullScriptTag = 0x00000000; /* '' (NULL) */\n" + 142 "\n"; 143 144 private static final String hPostamble = 145 "\n" + 146 "\n" + 147 "U_NAMESPACE_END\n" + 148 "#endif"; 149 150 private static final String[] cppIncludes = 151 {"LETypes.h", "ScriptAndLanguageTags.h", "OpenTypeLayoutEngine.h"}; 152 153 private static final String cppPreamble = 154 "const LETag OpenTypeLayoutEngine::scriptTags[] = {"; 155 156 private static final String cppScriptPostamble = 157 "};\n" + 158 "\n" + 159 "const LETag OpenTypeLayoutEngine::languageTags[] = {"; 160 161 private static final String cppPostamble = 162 "};\n"; 163 } 164