Mercurial > pub > ImplabNet

comparison Implab/Formats/StringScanner.cs @ 176:0c3c69fe225b ref20160224

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rewritten the text scanner
author cin
date Tue, 22 Mar 2016 18:58:40 +0300
parents
children 76e8f2ba12b8
comparison
equal deleted inserted replaced
175:96a89dcb4060 176:0c3c69fe225b
1 using System;
2
3 namespace Implab.Formats {
4 public class StringScanner: TextScanner {
5 const int CHUNK_SIZE = 1024;
6
7 readonly string m_text;
8 int m_pos;
9
10 public StringScanner(string text) : base(text.Length, text.Length < CHUNK_SIZE ? text.Length : CHUNK_SIZE) {
11 m_text = text;
12 Feed();
13 }
14
15 protected override int Read(char[] buffer, int offset, int size) {
16 var actual = size + m_pos > m_text.Length ? m_text.Length - m_pos : size;
17
18 m_text.CopyTo(m_pos,buffer,offset, actual);
19
20 m_pos += actual;
21
22 return actual;
23 }
24 }
25 }
26