//------------------------------------------------------------------------------
// <copyright file="TextOutput.cs" company="Microsoft">
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// </copyright>                                                                
// <owner current="true" primary="true">Microsoft</owner>
//------------------------------------------------------------------------------
 
namespace System.Xml.Xsl.XsltOld {
    using Res = System.Xml.Utils.Res;
    using System;
    using System.IO;
    using System.Xml;
    using System.Xml.XPath;
    using System.Text;
 
    internal class TextOutput : SequentialOutput {
        private TextWriter writer;
 
        internal TextOutput(Processor processor, Stream stream)
            : base(processor) 
        {
            if (stream == null) {
                throw new ArgumentNullException("stream");
            }
 
            this.encoding = processor.Output.Encoding;
            this.writer   = new StreamWriter(stream, this.encoding);
        }
 
        internal TextOutput(Processor processor, TextWriter writer)
            : base(processor) 
        {
            if (writer == null) {
                throw new ArgumentNullException("writer");
            }
 
            this.encoding = writer.Encoding;
            this.writer   = writer;
        }
 
        internal override void Write(char outputChar) {
            this.writer.Write(outputChar);
        }
 
        internal override void Write(string outputText) {
            this.writer.Write(outputText);
        }
 
        internal override void Close() {
            this.writer.Flush();
            this.writer = null;
        }
    }
}