com.itextpdf.layout.hyphenation.Hyphenation Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.itextpdf.layout.hyphenation;
/**
* This class represents a hyphenated word.
*
* This work was authored by Carlos Villegas ([email protected]).
*/
public class Hyphenation {
private int[] hyphenPoints;
private String word;
/**
* number of hyphenation points in word
*/
private int len;
/**
* rawWord as made of alternating strings and {@link Hyphen Hyphen}
* instances
*/
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() {
return len;
}
/**
* @param index an index position
* @return the pre-break text, not including the hyphen character
*/
public String getPreHyphenText(int index) {
return word.substring(0, hyphenPoints[index]);
}
/**
* @param index an index position
* @return the post-break text
*/
public String getPostHyphenText(int index) {
return word.substring(hyphenPoints[index]);
}
/**
* @return the hyphenation points
*/
public int[] getHyphenationPoints() {
return hyphenPoints;
}
/** {@inheritDoc} */
public String toString() {
StringBuffer str = new StringBuffer();
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();
}
}