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Parse UCD files as UTF8, and parse Blocks.txt for Unicode block information.

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This commit is contained in:
GoldenCrystal
2014-11-08 01:43:17 +01:00
parent f75a21505d
commit f4dbdd399f
13 changed files with 173 additions and 57 deletions
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UnicodeCharacterInspector/CharacterInfoViewModel.cs
+9 -3
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@@ -12,7 +12,7 @@ namespace UnicodeCharacterInspector
{
private string character;
private int codePoint;
private UnicodeCharInfo characterInfo = UnicodeInfo.Default.Get(0);
private UnicodeCharInfo characterInfo = UnicodeInfo.Default.GetCharInfo(0);
public CharacterInfoViewModel()
{
@@ -40,12 +40,12 @@ namespace UnicodeCharacterInspector
if ((character = value) != null)
{
codePoint = char.ConvertToUtf32(character, 0);
characterInfo = UnicodeInfo.Default.Get(codePoint);
characterInfo = UnicodeInfo.Default.GetCharInfo(codePoint);
}
else
{
codePoint = 0;
characterInfo = UnicodeInfo.Default.Get(0);
characterInfo = UnicodeInfo.Default.GetCharInfo(0);
}
NotifyPropertyChanged();
@@ -53,6 +53,7 @@ namespace UnicodeCharacterInspector
NotifyPropertyChanged("Name");
NotifyPropertyChanged("OldName");
NotifyPropertyChanged("Category");
NotifyPropertyChanged("Block");
NotifyPropertyChanged("CanonicalCombiningClass");
NotifyPropertyChanged("BidirectionalClass");
NotifyPropertyChanged("DecompositionType");
@@ -84,6 +85,11 @@ namespace UnicodeCharacterInspector
get { return character != null ? characterInfo.Category : null as UnicodeCategory?; }
}
public string Block
{
get { return character != null ? characterInfo.Block : null; }
}
public CanonicalCombiningClass? CanonicalCombiningClass
{
get { return character != null ? characterInfo.CanonicalCombiningClass : null as CanonicalCombiningClass?; }
UnicodeCharacterInspector/MainWindow.xaml
+17 -14
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@@ -69,6 +69,7 @@
<RowDefinition Height="Auto" />
<RowDefinition Height="Auto" />
<RowDefinition Height="Auto" />
<RowDefinition Height="Auto" />
<RowDefinition Height="*" />
</Grid.RowDefinitions>
<Label Grid.Row="0" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.CodePoint, Converter={StaticResource NullToVisibilityConverter}}" Content="Code Point" />
@@ -79,20 +80,22 @@
<TextBlock Grid.Row="2" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.OldName, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.OldName}" />
<Label Grid.Row="3" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.Category, Converter={StaticResource NullToVisibilityConverter}}" Content="Category" />
<TextBlock Grid.Row="3" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.Category, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.Category}" />
<Label Grid.Row="4" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.CanonicalCombiningClass, Converter={StaticResource NullToVisibilityConverter}}" Content="Canonical Combining Class" />
<TextBlock Grid.Row="4" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.CanonicalCombiningClass, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.CanonicalCombiningClass}" />
<Label Grid.Row="5" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.BidirectionalClass, Converter={StaticResource NullToVisibilityConverter}}" Content="Bidirectional Class" />
<TextBlock Grid.Row="5" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.BidirectionalClass, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.BidirectionalClass}" />
<Label Grid.Row="6" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.DecompositionType, Converter={StaticResource NullToVisibilityConverter}}" Content="Decomposition Type" />
<TextBlock Grid.Row="6" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.DecompositionType, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.DecompositionType}" />
<Label Grid.Row="7" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.DecompositionMapping, Converter={StaticResource NullToVisibilityConverter}}" Content="Decomposition Mapping" />
<TextBlock Grid.Row="7" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.DecompositionMapping, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.DecompositionMapping}" />
<Label Grid.Row="8" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.NumericType, Converter={StaticResource NullToVisibilityConverter}}" Content="Numeric Type" />
<TextBlock Grid.Row="8" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.NumericType, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.NumericType}" />
<Label Grid.Row="9" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.NumericValue, Converter={StaticResource NullToVisibilityConverter}}" Content="Numeric Value" />
<TextBlock Grid.Row="9" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.NumericValue, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.NumericValue}" />
<Label Grid.Row="10" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.ContributoryProperties, Converter={StaticResource NullToVisibilityConverter}}" Content="Contributory Properties" />
<TextBlock Grid.Row="10" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.ContributoryProperties, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.ContributoryProperties}" />
<Label Grid.Row="4" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.Block, Converter={StaticResource NullToVisibilityConverter}}" Content="Block" />
<TextBlock Grid.Row="4" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.Block, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.Block}" />
<Label Grid.Row="5" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.CanonicalCombiningClass, Converter={StaticResource NullToVisibilityConverter}}" Content="Canonical Combining Class" />
<TextBlock Grid.Row="5" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.CanonicalCombiningClass, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.CanonicalCombiningClass}" />
<Label Grid.Row="6" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.BidirectionalClass, Converter={StaticResource NullToVisibilityConverter}}" Content="Bidirectional Class" />
<TextBlock Grid.Row="6" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.BidirectionalClass, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.BidirectionalClass}" />
<Label Grid.Row="7" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.DecompositionType, Converter={StaticResource NullToVisibilityConverter}}" Content="Decomposition Type" />
<TextBlock Grid.Row="7" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.DecompositionType, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.DecompositionType}" />
<Label Grid.Row="8" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.DecompositionMapping, Converter={StaticResource NullToVisibilityConverter}}" Content="Decomposition Mapping" />
<TextBlock Grid.Row="8" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.DecompositionMapping, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.DecompositionMapping}" />
<Label Grid.Row="9" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.NumericType, Converter={StaticResource NullToVisibilityConverter}}" Content="Numeric Type" />
<TextBlock Grid.Row="9" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.NumericType, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.NumericType}" />
<Label Grid.Row="10" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.NumericValue, Converter={StaticResource NullToVisibilityConverter}}" Content="Numeric Value" />
<TextBlock Grid.Row="10" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.NumericValue, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.NumericValue}" />
<Label Grid.Row="11" Grid.Column="0" Visibility="{Binding SelectedCharacterInfo.ContributoryProperties, Converter={StaticResource NullToVisibilityConverter}}" Content="Contributory Properties" />
<TextBlock Grid.Row="11" Grid.Column="1" Visibility="{Binding SelectedCharacterInfo.ContributoryProperties, Converter={StaticResource NullToVisibilityConverter}}" Text="{Binding SelectedCharacterInfo.ContributoryProperties}" />
</Grid>
</ScrollViewer>
</Grid>
UnicodeInformation.Builder/Program.cs
+2 -1
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@@ -18,6 +18,7 @@ namespace System.Unicode.Builder
{
"UnicodeData.txt",
"PropList.txt",
"Blocks.txt",
"Jamo.txt"
};
@@ -113,7 +114,7 @@ namespace System.Unicode.Builder
private static void Main(string[] args)
{
UnicodeDataBuilder data;
UnicodeInfoBuilder data;
using (var ucdSource = GetUcdSource(null, null, null))
{
UnicodeInformation.Builder/UnicodeDataFileReader.cs
+10 -14
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@@ -9,12 +9,12 @@ namespace System.Unicode.Builder
{
public class UnicodeDataFileReader : IDisposable
{
private struct AsciiCharBuffer
private struct Utf8Buffer
{
private readonly UnicodeDataFileReader reader;
private int length;
public AsciiCharBuffer(UnicodeDataFileReader reader)
public Utf8Buffer(UnicodeDataFileReader reader)
{
this.reader = reader;
this.length = 0;
@@ -25,8 +25,8 @@ namespace System.Unicode.Builder
private void EnsureExtraCapacity(int count)
{
if (count < 0) throw new ArgumentOutOfRangeException("requiredExtraCapacity");
if (reader.charBuffer.Length < checked(length + count))
Array.Resize(ref reader.charBuffer, Math.Max(length + count, reader.charBuffer.Length << 1));
if (reader.utf8StringBuffer.Length < checked(length + count))
Array.Resize(ref reader.utf8StringBuffer, Math.Max(length + count, reader.utf8StringBuffer.Length << 1));
}
public void Append(byte[] value, int startIndex, int count)
@@ -37,27 +37,23 @@ namespace System.Unicode.Builder
EnsureExtraCapacity(value.Length);
var buffer = reader.charBuffer;
var buffer = reader.utf8StringBuffer;
for (int i = startIndex; i < count; ++i)
{
byte b = value[i];
if (b > 127) throw new InvalidDataException(string.Format("Unexpected character value: {0}.", b));
buffer[length++] = (char)b;
buffer[length++] = value[i];
}
}
public override string ToString()
{
return length > 0 ? new string(reader.charBuffer, 0, length) : string.Empty;
return length > 0 ? Encoding.UTF8.GetString(reader.utf8StringBuffer, 0, length) : string.Empty;
}
}
private readonly Stream stream;
private readonly byte[] byteBuffer;
private char[] charBuffer;
private byte[] utf8StringBuffer;
private int index;
private int length;
private bool hasField = false;
@@ -72,7 +68,7 @@ namespace System.Unicode.Builder
{
this.stream = stream;
this.byteBuffer = new byte[8192];
this.charBuffer = new char[100];
this.utf8StringBuffer = new byte[100];
this.leaveOpen = leaveOpen;
}
@@ -156,7 +152,7 @@ namespace System.Unicode.Builder
}
}
var buffer = new AsciiCharBuffer(this);
var buffer = new Utf8Buffer(this);
int startOffset;
int endOffset;
UnicodeInformation.Builder/UnicodeDataProcessor.cs
+31 -9
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@@ -8,10 +8,11 @@ using System.Threading.Tasks;
namespace System.Unicode.Builder
{
public class UnicodeDataProcessor
internal class UnicodeDataProcessor
{
public const string UnicodeDataFileName = "UnicodeData.txt";
public const string PropListFileName = "PropList.txt";
public const string BlocksFileName = "Blocks.txt";
private static string ParseSimpleCaseMapping(string mapping)
{
@@ -23,12 +24,21 @@ namespace System.Unicode.Builder
private static string NullIfEmpty(string s)
{
return string.IsNullOrEmpty(s) ? null : s;
}
}
public static async Task<UnicodeDataBuilder> BuildDataAsync(IUcdSource ucdSource)
public static async Task<UnicodeInfoBuilder> BuildDataAsync(IUcdSource ucdSource)
{
var builder = new UnicodeDataBuilder(new Version(7, 0));
var builder = new UnicodeInfoBuilder(new Version(7, 0));
await ProcessUnicodeDataFile(ucdSource, builder).ConfigureAwait(false);
await ProcessPropListFile(ucdSource, builder).ConfigureAwait(false);
await ProcessBlocksFile(ucdSource, builder).ConfigureAwait(false);
return builder;
}
private static async Task ProcessUnicodeDataFile(IUcdSource ucdSource, UnicodeInfoBuilder builder)
{
using (var reader = new UnicodeDataFileReader(await ucdSource.OpenDataFileAsync(UnicodeDataFileName).ConfigureAwait(false)))
{
int rangeStartCodePoint = -1;
@@ -55,11 +65,11 @@ namespace System.Unicode.Builder
codePoint = new UnicodeCharacterRange(rangeStartCodePoint, codePoint.LastCodePoint);
name = name.Substring(1, name.Length - 8).ToUpperInvariant(); // Upper-case the name in order to respect unicode naming scheme. (Spec says all names are uppercase ASCII)
name = name.Substring(1, name.Length - 8).ToUpperInvariant(); // Upper-case the name in order to respect unicode naming scheme. (Spec says all names are uppercase ASCII)
rangeStartCodePoint = -1;
}
else if (name == "<control>") // Ignore the name of the property for these code points, as it should really be empty by the spec.
else if (name == "<control>") // Ignore the name of the property for these code points, as it should really be empty by the spec.
{
// For control characters, we can derive a character label in of the form <control-NNNN>, which is not the character name.
name = null;
@@ -70,7 +80,7 @@ namespace System.Unicode.Builder
}
}
else if (rangeStartCodePoint >= 0)
{
{
throw new InvalidDataException("Invalid range data in UnicodeData.txt.");
}
@@ -142,7 +152,10 @@ namespace System.Unicode.Builder
builder.Insert(characterData);
}
}
}
private static async Task ProcessPropListFile(IUcdSource ucdSource, UnicodeInfoBuilder builder)
{
using (var reader = new UnicodeDataFileReader(await ucdSource.OpenDataFileAsync(PropListFileName).ConfigureAwait(false)))
{
while (reader.MoveToNextLine())
@@ -156,8 +169,17 @@ namespace System.Unicode.Builder
}
}
}
}
return builder;
private static async Task ProcessBlocksFile(IUcdSource ucdSource, UnicodeInfoBuilder builder)
{
using (var reader = new UnicodeDataFileReader(await ucdSource.OpenDataFileAsync(BlocksFileName).ConfigureAwait(false)))
{
while (reader.MoveToNextLine())
{
builder.AddBlockEntry(new UnicodeBlock(UnicodeCharacterRange.Parse(reader.ReadField()), reader.ReadField().Trim()));
}
}
}
}
}
UnicodeInformation.Builder/UnicodeDataBuilder.cs → UnicodeInformation.Builder/UnicodeInfoBuilder.cs
+20 -3
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@@ -7,13 +7,14 @@ using System.Threading.Tasks;
namespace System.Unicode.Builder
{
public class UnicodeDataBuilder
internal class UnicodeInfoBuilder
{
private readonly Version unicodeVersion;
private UnicodeCharacterDataBuilder[] entries = new UnicodeCharacterDataBuilder[10000];
private int entryCount;
private List<UnicodeBlock> blockEntries = new List<UnicodeBlock>(100);
public UnicodeDataBuilder(Version unicodeVersion)
public UnicodeInfoBuilder(Version unicodeVersion)
{
this.unicodeVersion = unicodeVersion;
}
@@ -121,6 +122,11 @@ namespace System.Unicode.Builder
}
}
public void AddBlockEntry(UnicodeBlock block)
{
blockEntries.Add(block);
}
public UnicodeInfo ToUnicodeData()
{
var finalData = new UnicodeCharacterData[entryCount];
@@ -128,7 +134,14 @@ namespace System.Unicode.Builder
for (int i = 0; i < finalData.Length; ++i)
finalData[i] = entries[i].ToCharacterData();
return new UnicodeInfo(unicodeVersion, finalData);
return new UnicodeInfo(unicodeVersion, finalData, blockEntries.ToArray());
}
private void WriteUnicodeBlockToFile(BinaryWriter writer, UnicodeBlock block)
{
writer.WriteCodePoint(block.CodePointRange.FirstCodePoint);
writer.WriteCodePoint(block.CodePointRange.LastCodePoint);
writer.Write(block.Name);
}
public void WriteToStream(Stream stream)
@@ -143,6 +156,10 @@ namespace System.Unicode.Builder
{
entries[i].WriteToFile(writer);
}
if (blockEntries.Count > 255) throw new InvalidOperationException("There are too many block entries. The file format needs to be upgraded.");
writer.Write((byte)blockEntries.Count);
for (int i = 0; i < blockEntries.Count; ++i)
WriteUnicodeBlockToFile(writer, blockEntries[i]);
}
}
UnicodeInformation.Builder/UnicodeInformation.Builder.csproj
+1 -1
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@@ -60,7 +60,7 @@
<Compile Include="Program.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="UnicodeCharacterDataBuilder.cs" />
<Compile Include="UnicodeDataBuilder.cs" />
<Compile Include="UnicodeInfoBuilder.cs" />
<Compile Include="UnicodeDataFileReader.cs" />
<Compile Include="UnicodeDataProcessor.cs" />
<Compile Include="ZipUcdSource.cs" />
UnicodeInformation.Tests/UnicodeDataManagerTests.cs
+1 -1
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@@ -40,7 +40,7 @@ namespace System.Unicode.Tests
var data = (await UnicodeDataProcessor.BuildDataAsync(source)).ToUnicodeData();
Assert.AreEqual((int)'\t', data.Get('\t').CodePoint);
Assert.AreEqual((int)'\t', data.GetCharInfo('\t').CodePoint);
}
[TestMethod]
UnicodeInformation/UnicodeBlock.cs
+20
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@@ -0,0 +1,20 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace System.Unicode
{
public struct UnicodeBlock
{
public readonly UnicodeCharacterRange CodePointRange;
public readonly string Name;
internal UnicodeBlock(UnicodeCharacterRange codePointRange, string name)
{
this.CodePointRange = codePointRange;
this.Name = name;
}
}
}
UnicodeInformation/UnicodeCharInfo.cs
+4 -1
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@@ -11,6 +11,7 @@ namespace System.Unicode
{
private readonly int codePoint;
private readonly UnicodeCharacterData characterData;
private readonly string block;
public int CodePoint { get { return codePoint; } }
@@ -25,6 +26,7 @@ namespace System.Unicode
}
public UnicodeCategory Category { get { return characterData.Category; } }
public string Block { get { return block; } }
public CanonicalCombiningClass CanonicalCombiningClass { get { return characterData.CanonicalCombiningClass; } }
public BidirectionalClass BidirectionalClass { get { return characterData.BidirectionalClass; } }
public CompatibilityFormattingTag DecompositionType { get { return characterData.DecompositionType; } }
@@ -38,10 +40,11 @@ namespace System.Unicode
public string SimpleTitleCaseMapping { get { return characterData.SimpleTitleCaseMapping; } }
public ContributoryProperties ContributoryProperties { get { return characterData.ContributoryProperties; } }
internal UnicodeCharInfo(int codePoint, UnicodeCharacterData characterData)
internal UnicodeCharInfo(int codePoint, UnicodeCharacterData characterData, string block)
{
this.codePoint = codePoint;
this.characterData = characterData;
this.block = block;
}
}
}
UnicodeInformation/UnicodeInfo.cs
+54 -9
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@@ -17,7 +17,7 @@ namespace System.Unicode
private static UnicodeInfo ReadEmbeddedUnicodeData()
{
using (var stream = new DeflateStream(typeof(UnicodeInfo).GetTypeInfo().Assembly.GetManifestResourceStream("System.Unicode.ucd.dat"), CompressionMode.Decompress, false))
using (var stream = new DeflateStream(typeof(UnicodeInfo).GetTypeInfo().Assembly.GetManifestResourceStream("ucd.dat"), CompressionMode.Decompress, false))
{
return FromStream(stream);
}
@@ -25,6 +25,7 @@ namespace System.Unicode
private readonly Version unicodeVersion;
private readonly UnicodeCharacterData[] characterData;
private readonly UnicodeBlock[] blockEntries;
public static UnicodeInfo FromStream(Stream stream)
{
@@ -43,18 +44,25 @@ namespace System.Unicode
var unicodeVersion = new Version(reader.ReadUInt16(), reader.ReadByte());
var entries = new UnicodeCharacterData[ReadCodePoint(reader)];
var characterDataEntries = new UnicodeCharacterData[ReadCodePoint(reader)];
for (int i = 0; i < entries.Length; ++i)
for (int i = 0; i < characterDataEntries.Length; ++i)
{
entries[i] = ReadEntry(reader);
characterDataEntries[i] = ReadCharacterDataEntry(reader);
}
return new UnicodeInfo(unicodeVersion, entries);
var blockEntries = new UnicodeBlock[reader.ReadByte()];
for (int i = 0; i < blockEntries.Length; ++i)
{
blockEntries[i] = ReadBlockEntry(reader);
}
return new UnicodeInfo(unicodeVersion, characterDataEntries, blockEntries);
}
}
private static UnicodeCharacterData ReadEntry(BinaryReader reader)
private static UnicodeCharacterData ReadCharacterDataEntry(BinaryReader reader)
{
var fields = (UcdFields)reader.ReadUInt16();
@@ -97,6 +105,11 @@ namespace System.Unicode
);
}
private static UnicodeBlock ReadBlockEntry(BinaryReader reader)
{
return new UnicodeBlock(new UnicodeCharacterRange(ReadCodePoint(reader), ReadCodePoint(reader)), reader.ReadString());
}
#if DEBUG
internal static int ReadCodePoint(BinaryReader reader)
#else
@@ -120,10 +133,11 @@ namespace System.Unicode
}
}
internal UnicodeInfo(Version unicodeVersion, UnicodeCharacterData[] characterData)
internal UnicodeInfo(Version unicodeVersion, UnicodeCharacterData[] characterData, UnicodeBlock[] blockEntries)
{
this.unicodeVersion = unicodeVersion;
this.characterData = characterData;
this.blockEntries = blockEntries;
}
public Version UnicodeVersion { get { return unicodeVersion; } }
@@ -147,9 +161,40 @@ namespace System.Unicode
return null;
}
public UnicodeCharInfo Get(int codePoint)
private int FindBlockIndex(int codePoint)
{
return new UnicodeCharInfo(codePoint, FindCodePoint(codePoint));
int minIndex = 0;
int maxIndex = blockEntries.Length - 1;
do
{
int index = (minIndex + maxIndex) >> 1;
int Δ = blockEntries[index].CodePointRange.CompareCodePoint(codePoint);
if (Δ == 0) return index;
else if (Δ < 0) maxIndex = index - 1;
else minIndex = index + 1;
} while (minIndex <= maxIndex);
return -1;
}
private string GetBlockName(int codePoint)
{
int i = FindBlockIndex(codePoint);
return i >= 0 ? blockEntries[i].Name : null;
}
public UnicodeCharInfo GetCharInfo(int codePoint)
{
return new UnicodeCharInfo(codePoint, FindCodePoint(codePoint), GetBlockName(codePoint));
}
public UnicodeBlock[] GetBlocks()
{
return (UnicodeBlock[])blockEntries.Clone();
}
}
}
UnicodeInformation/UnicodeInformation.csproj
+4 -1
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@@ -53,7 +53,9 @@
<Link>System.Unicode.snk</Link>
</None>
<None Include="app.config" />
<EmbeddedResource Include="ucd.dat" />
<EmbeddedResource Include="ucd.dat">
<LogicalName>ucd.dat</LogicalName>
</EmbeddedResource>
</ItemGroup>
<ItemGroup>
<Compile Include="BidirectionalClass.cs" />
@@ -66,6 +68,7 @@
<Compile Include="EnumHelper.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="StringExtensions.cs" />
<Compile Include="UnicodeBlock.cs" />
<Compile Include="UnicodeCategoryExtensions.cs" />
<Compile Include="UnicodeCategoryInfo.cs" />
<Compile Include="UnicodeCharacterData.cs" />
UnicodeInformation/ucd.dat
BIN
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Binary file not shown.