public static void CreatePropertyValueAliasHelper(UnicodeDataEntries unicodeDataEntries,
BiDiDataEntries biDiDataEntries)
{
using (var stream = File.Create("Generated\\PropertyValueAliasHelper.cs"))
using (var writer = new StreamWriter(stream))
{
writer.WriteLine("using System.Collections.Generic;");
writer.WriteLine();
writer.WriteLine("namespace Avalonia.Media.TextFormatting.Unicode");
writer.WriteLine("{");
writer.WriteLine(" internal static class PropertyValueAliasHelper");
writer.WriteLine(" {");
WritePropertyValueAliasGetTag(writer, unicodeDataEntries.Scripts, "Script", "Zzzz");
WritePropertyValueAlias(writer, unicodeDataEntries.Scripts, "Script", "Unknown");
WritePropertyValueAlias(writer, unicodeDataEntries.GeneralCategories, "GeneralCategory", "Other");
WritePropertyValueAlias(writer, unicodeDataEntries.LineBreakClasses, "LineBreakClass", "Unknown");
WritePropertyValueAlias(writer, biDiDataEntries.PairedBracketTypes, "BiDiPairedBracketType", "None");
WritePropertyValueAlias(writer, biDiDataEntries.BiDiClasses, "BiDiClass", "LeftToRight");
writer.WriteLine(" }");
writer.WriteLine("}");
}
}
public static UnicodeTrie GenerateUnicodeDataTrie(out UnicodeDataEntries dataEntries, out Dictionary <int, UnicodeDataItem> unicodeData)
{
var generalCategoryEntries =
UnicodeEnumsGenerator.CreateGeneralCategoryEnum();
var generalCategoryMappings = CreateTagToIndexMappings(generalCategoryEntries);
var scriptEntries = UnicodeEnumsGenerator.CreateScriptEnum();
var scriptMappings = CreateNameToIndexMappings(scriptEntries);
var lineBreakClassEntries =
UnicodeEnumsGenerator.CreateLineBreakClassEnum();
var lineBreakClassMappings = CreateTagToIndexMappings(lineBreakClassEntries);
unicodeData = GetUnicodeData(generalCategoryMappings, scriptMappings, lineBreakClassMappings);
var unicodeDataTrieBuilder = new UnicodeTrieBuilder(/*initialValue*/);
foreach (var properties in unicodeData.Values)
{
//[line break]|[biDi]|[script]|[category]
var value = (properties.LineBreakClass << UnicodeData.LINEBREAK_SHIFT) |
(properties.Script << UnicodeData.SCRIPT_SHIFT) | properties.GeneralCategory;
unicodeDataTrieBuilder.Set(properties.Codepoint, (uint)value);
}
dataEntries = new UnicodeDataEntries
{
Scripts = scriptEntries,
GeneralCategories = generalCategoryEntries,
LineBreakClasses = lineBreakClassEntries
};
using (var stream = File.Create("Generated\\UnicodeData.trie"))
{
var trie = unicodeDataTrieBuilder.Freeze();
trie.Save(stream);
return(trie);
}
}