source: azure_iot_hub_f767zi/trunk/asp_baseplatform/lwip/contrib-2.1.0/apps/LwipMibCompiler/CCodeGeneration/CGenerator.cs@ 457

/*
 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 *
 * This file is part of the lwIP TCP/IP stack.
 *
 * Author: Martin Hentschel <info@cl-soft.de>
 *
 */

using System;
using System.IO;

namespace CCodeGeneration
{
        public class CGenerator
        {
                public TextWriter OutputStream { get; private set; }
                public string File { get; private set; }
                public uint IndentCount { get; private set; }
                public string IndentChar { get; private set; }
                public string NewLine { get; private set; }

                public CGenerator(System.IO.TextWriter outputStream, string file, uint indentCount, string indentChar, string newLine)
                {
                        this.OutputStream = outputStream;
                        this.File     = file;
                        this.IndentCount  = indentCount;
                        this.IndentChar   = indentChar;
                        this.NewLine      = newLine;
                }

                public string FileName
                {
                        get
                        {
                                if (!String.IsNullOrWhiteSpace(this.File))
                                {
                                        return Path.GetFileName(this.File);
                                }

                                return null;
                        }
                }

                public void WriteSequence(string value, uint repetitions)
                {
                        while (repetitions > 0)
                        {
                                this.OutputStream.Write(value);
                                repetitions--;
                        }
                }

                public void IndentLine(int level)
                {
                        while (level > 0)
                        {
                                WriteSequence(this.IndentChar, this.IndentCount);
                                level--;
                        }
                }

                public void WriteNewLine()
                {
                        this.OutputStream.Write(this.NewLine);
                }

                public void WriteMultilineString(string value, int level = 0)
                {
                        if (String.IsNullOrEmpty(value))
                        {
                                return;
                        }

                        // only \n and \r\n are recognized as linebreaks
                        string[] lines = value.Split(new char[] { '\n' }, StringSplitOptions.None);

                        for (int l = 0; l < (lines.Length - 1); l++)
                        {
                                if (lines[l].EndsWith("\r"))
                                {
                                        this.OutputStream.Write(lines[l].Substring(0, lines[l].Length-1));
                                }
                                else
                                {
                                        this.OutputStream.Write(lines[l]);
                                }

                                this.WriteNewLine();
                                this.IndentLine(level);
                        }

                        this.OutputStream.Write(lines[lines.Length - 1]);
                }
        }
}