hyphenation.cs

itextsharp for pdf document

using System;
using System.Text;

/*
 * $Id: Hyphenation.cs,v 1.1.1.1 2003/02/04 02:58:41 geraldhenson Exp $
 * Copyright (C) 2001 The Apache Software Foundation. All rights reserved.
 * For details on use and redistribution please refer to the
 * LICENSE file included with these sources.
 */

namespace iTextSharp.text.pdf.hyphenation {
	/**
	 * This class represents a hyphenated word.
	 *
	 * @author Carlos Villegas <[e-mail]>
	 */
	public class Hyphenation {
		int[] hyphenPoints;
		string word;

		/**
		 * number of hyphenation points in word
		 */
		int len;

		/**
		 * rawWord as made of alternating strings and {@link Hyphen Hyphen}
		 * instances
		 */
		internal Hyphenation(string word, int[] points) {
			this.word = word;
			hyphenPoints = points;
			len = points.Length;
		}

		/**
		 * @return the number of hyphenation points in the word
		 */
		public int Length {
			get {
				return len;
			}
		}

		/**
		 * @return the pre-break text, not including the hyphen character
		 */
		public string getPreHyphenText(int index) {
			return word.Substring(0, hyphenPoints[index]);
		}

		/**
		 * @return the post-break text
		 */
		public string getPostHyphenText(int index) {
			return word.Substring(hyphenPoints[index]);
		}

		/**
		 * @return the hyphenation points
		 */
		public int[] HyphenationPoints {
			get {
				return hyphenPoints;
			}
		}

		public override string ToString() {
			StringBuilder str = new StringBuilder();
			int start = 0;
			for (int i = 0; i < len; i++) {
				str.Append(word.Substring(start, hyphenPoints[i]) + "-");
				start = hyphenPoints[i];
			}
			str.Append(word.Substring(start));
			return str.ToString();
		}
	}
}