Java tutorial
/* * 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 org.apache.pdfbox.pdmodel.graphics; import org.apache.pdfbox.cos.COSArray; import org.apache.pdfbox.cos.COSBase; import org.apache.pdfbox.cos.COSInteger; import org.apache.pdfbox.pdmodel.common.COSObjectable; import java.util.Arrays; /** * A line dash pattern for stroking paths. * Instances of PDLineDashPattern are immutable. * @author Ben Litchfield * @author John Hewson */ public final class PDLineDashPattern implements COSObjectable { private final int phase; private final float[] array; /** * Creates a new line dash pattern, with no dashes and a phase of 0. */ public PDLineDashPattern() { array = new float[] {}; phase = 0; } /** * Creates a new line dash pattern from a dash array and phase. * @param array the dash array * @param phase the phase */ public PDLineDashPattern(COSArray array, int phase) { this.array = array.toFloatArray(); this.phase = phase; } @Override public COSBase getCOSObject() { COSArray cos = new COSArray(); COSArray patternArray = new COSArray(); patternArray.setFloatArray(array); cos.add(patternArray); cos.add(COSInteger.get(phase)); return cos; } /** * Returns the dash phase. * This specifies the distance into the dash pattern at which to start the dash. * @return the dash phase */ public int getPhase() { return phase; } /** * Returns the dash array. * @return the dash array, never null. */ public float[] getDashArray() { return array.clone(); } @Override public String toString() { return "PDLineDashPattern{array=" + Arrays.toString(array) + ", phase=" + phase + "}"; } }