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/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed 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.
*/
/* $Id$ */
package org.apache.fop.layoutmgr;
/**
* This class is used to pass information to the getNextBreakPoss()
* method concerning hyphenation. A reference to an instance of the
* class is contained in the LayoutContext object passed to each
* LayoutManager. It contains information concerning the hyphenation
* points in a word and the how many of those have previously been
* processed by a Layout Manager to generate size information.
*/
public class HyphContext {
private int[] hyphPoints;
private int currentOffset = 0;
private int currentIndex = 0;
public HyphContext(int[] hyphPoints) {
this.hyphPoints = hyphPoints;
}
public int getNextHyphPoint() {
for (; currentIndex < hyphPoints.length; currentIndex++) {
if (hyphPoints[currentIndex] > currentOffset) {
return (hyphPoints[currentIndex] - currentOffset);
}
}
return -1; // AT END!
}
public boolean hasMoreHyphPoints() {
for (; currentIndex < hyphPoints.length; currentIndex++) {
if (hyphPoints[currentIndex] > currentOffset) {
return true;
}
}
return false;
}
public void updateOffset(int iCharsProcessed) {
currentOffset += iCharsProcessed;
}
}
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