IndentedWriter.cs

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using System.IO;
 
namespace System.Xml.Serialization;
 
internal sealed class IndentedWriter
{
    private readonly TextWriter _writer;
 
    private bool _needIndent;
 
    private int _indentLevel;
 
    private readonly bool _compact;
 
    internal int Indent
    {
        get
        {
            return _indentLevel;
        }
        set
        {
            _indentLevel = value;
        }
    }
 
    internal IndentedWriter(TextWriter writer, bool compact)
    {
        _writer = writer;
        _compact = compact;
    }
 
    internal void Write(string s)
    {
        if (_needIndent)
        {
            WriteIndent();
        }
        _writer.Write(s);
    }
 
    internal void Write(char c)
    {
        if (_needIndent)
        {
            WriteIndent();
        }
        _writer.Write(c);
    }
 
    internal void WriteLine(string s)
    {
        if (_needIndent)
        {
            WriteIndent();
        }
        _writer.WriteLine(s);
        _needIndent = true;
    }
 
    internal void WriteLine()
    {
        _writer.WriteLine();
        _needIndent = true;
    }
 
    internal void WriteIndent()
    {
        _needIndent = false;
        if (!_compact)
        {
            for (int i = 0; i < _indentLevel; i++)
            {
                _writer.Write("    ");
            }
        }
    }
}