C# 中获取ttf文件的unicode
时间: 2024-09-12 13:09:02 浏览: 101
在C#中,要获取TrueType (`.ttf`) 字体文件内的Unicode字符对应信息,可以使用Windows Presentation Foundation (WPF) 或 .NET Framework 的一些类库。下面是两种常用的方法:
### 方法一:System.Drawing.FontFamily 和 System.Drawing.Text.GdiplusGraphics
如果你是在非WPF项目中操作,可以使用`System.Drawing`命名空间中的`FontFamily`和`GdiplusGraphics`类。首先需要引用`System.Drawing.Common` NuGet包。
```csharp
using System.Drawing;
using System.Drawing.Text;
// ...
string ttfFilePath = "path_to_your_font.ttf";
FontFamily fontFamily = new FontFamily(ttfFilePath);
int[] unicodeValues = fontFamily.GetGlyphIndices('A'); // 示例获取'A'字符对应的Unicode值
foreach (int unicode in unicodeValues)
{
Console.WriteLine($"Unicode value for character: {unicode}");
}
```
### 方法二:System.Windows.Media.Fonts 和 System.Windows.Media.GlyphTypeFace
在WPF环境下,你可以使用`System.Windows.Media.Fonts`和`GlyphTypeFace`类来完成类似的操作。这个方法更适用于图形处理和UI相关的场景。
```csharp
using System.Windows.Media;
using System.IO.StreamReader;
// ...
Stream stream = File.OpenRead("path_to_your_font.ttf");
using (StreamReader reader = new StreamReader(stream))
{
string ttfContent = reader.ReadToEnd();
Typeface typeface = new Typeface(ttfContent);
int unicodeValue = typeface.TryGetCharacterSlot('A', out int slotIndex) ? typeface.GlyphTypeface.CharacterToGlyph(slotIndex) : -1;
Console.WriteLine($"Unicode value for character 'A': {unicodeValue}");
}
```
### 相关问题--
1. WPF和WinForms项目中如何选择使用哪种方法?
2. 获取特定范围内的所有Unicode字符映射该怎么做?
3. 如果ttf文件损坏,这两种方法是否仍然有效?
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