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Java > Open Source Codes > org > jruby > ast > visitor > rewriter > utils > Indentor


1 /***** BEGIN LICENSE BLOCK *****
2  * Version: CPL 1.0/GPL 2.0/LGPL 2.1
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4  * The contents of this file are subject to the Common Public
5  * License Version 1.0 (the "License"); you may not use this file
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14  * Copyright (C) 2006 Mirko Stocker <me@misto.ch>
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28
29 package org.jruby.ast.visitor.rewriter.utils;
30
31 import java.io.PrintWriter JavaDoc;
32
33 public class Indentor {
34     
35     private int indentation;
36
37     private int indentationSteps;
38
39     private char indentationChar;
40
41     public Indentor(int indentationSteps, char indentationChar) {
42         this.indentationSteps = indentationSteps;
43         this.indentationChar = indentationChar;
44     }
45
46     public void indent() {
47         indentation += indentationSteps;
48     }
49
50     public void outdent() {
51         indentation -= indentationSteps;
52     }
53     
54     public void printIndentation(PrintWriter JavaDoc out) {
55         for (int i = 0; i < indentation; i++)
56             out.print(indentationChar);
57     }
58
59     public char getIndentationChar() {
60         return indentationChar;
61     }
62
63     public void setIndentationChar(char indentationChar) {
64         this.indentationChar = indentationChar;
65     }
66
67     public int getIndentationSteps() {
68         return indentationSteps;
69     }
70
71     public void setIndentationSteps(int indentationSteps) {
72         this.indentationSteps = indentationSteps;
73     }
74 }
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