<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml" lang="en"><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"/><link rel="stylesheet" href="../jacoco-resources/report.css" type="text/css"/><link rel="shortcut icon" href="../jacoco-resources/report.gif" type="image/gif"/><title>PDInkAppearanceHandler.java</title><link rel="stylesheet" href="../jacoco-resources/prettify.css" type="text/css"/><script type="text/javascript" src="../jacoco-resources/prettify.js"></script></head><body onload="window['PR_TAB_WIDTH']=4;prettyPrint()"><div class="breadcrumb" id="breadcrumb"><span class="info"><a href="../jacoco-sessions.html" class="el_session">Sessions</a></span><a href="../index.html" class="el_report">Apache PDFBox</a> > <a href="index.source.html" class="el_package">org.apache.pdfbox.pdmodel.interactive.annotation.handlers</a> > <span class="el_source">PDInkAppearanceHandler.java</span></div><h1>PDInkAppearanceHandler.java</h1><pre class="source lang-java linenums">/*
* Copyright 2018 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.
*/
package org.apache.pdfbox.pdmodel.interactive.annotation.handlers;
import java.io.IOException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.pdfbox.pdmodel.graphics.color.PDColor;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotation;
import org.apache.pdfbox.pdmodel.interactive.annotation.PDAnnotationInk;
import org.apache.pdfbox.pdmodel.PDAppearanceContentStream;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.pdmodel.common.PDRectangle;
/**
* Handler to generate the ink annotations appearance.
*
*/
public class PDInkAppearanceHandler extends PDAbstractAppearanceHandler
{
<span class="nc" id="L35"> private static final Log LOG = LogFactory.getLog(PDInkAppearanceHandler.class);</span>
public PDInkAppearanceHandler(PDAnnotation annotation)
{
<span class="nc" id="L39"> super(annotation);</span>
<span class="nc" id="L40"> }</span>
public PDInkAppearanceHandler(PDAnnotation annotation, PDDocument document)
{
<span class="nc" id="L44"> super(annotation, document);</span>
<span class="nc" id="L45"> }</span>
@Override
public void generateNormalAppearance()
{
<span class="nc" id="L50"> PDAnnotationInk ink = (PDAnnotationInk) getAnnotation();</span>
<span class="nc" id="L51"> PDColor color = ink.getColor();</span>
<span class="nc bnc" id="L52" title="All 4 branches missed."> if (color == null || color.getComponents().length == 0)</span>
{
<span class="nc" id="L54"> return;</span>
}
// PDF spec does not mention /Border for ink annotations, but it is used if /BS is not available
<span class="nc" id="L57"> AnnotationBorder ab = AnnotationBorder.getAnnotationBorder(ink, ink.getBorderStyle());</span>
<span class="nc bnc" id="L58" title="All 2 branches missed."> if (Float.compare(ab.width, 0) == 0)</span>
{
<span class="nc" id="L60"> return;</span>
}
// Adjust rectangle even if not empty
// file from PDF.js issue 13447
//TODO in a class structure this should be overridable
<span class="nc" id="L66"> float minX = Float.MAX_VALUE;</span>
<span class="nc" id="L67"> float minY = Float.MAX_VALUE;</span>
<span class="nc" id="L68"> float maxX = Float.MIN_VALUE;</span>
<span class="nc" id="L69"> float maxY = Float.MIN_VALUE;</span>
<span class="nc bnc" id="L70" title="All 2 branches missed."> for (float[] pathArray : ink.getInkList())</span>
{
<span class="nc" id="L72"> int nPoints = pathArray.length / 2;</span>
<span class="nc bnc" id="L73" title="All 2 branches missed."> for (int i = 0; i < nPoints; ++i)</span>
{
<span class="nc" id="L75"> float x = pathArray[i * 2];</span>
<span class="nc" id="L76"> float y = pathArray[i * 2 + 1];</span>
<span class="nc" id="L77"> minX = Math.min(minX, x);</span>
<span class="nc" id="L78"> minY = Math.min(minY, y);</span>
<span class="nc" id="L79"> maxX = Math.max(maxX, x);</span>
<span class="nc" id="L80"> maxY = Math.max(maxY, y);</span>
}
}
<span class="nc" id="L83"> PDRectangle rect = ink.getRectangle();</span>
<span class="nc bnc" id="L84" title="All 2 branches missed."> if (rect == null)</span>
{
<span class="nc" id="L86"> return;</span>
}
<span class="nc" id="L88"> rect.setLowerLeftX(Math.min(minX - ab.width * 2, rect.getLowerLeftX()));</span>
<span class="nc" id="L89"> rect.setLowerLeftY(Math.min(minY - ab.width * 2, rect.getLowerLeftY()));</span>
<span class="nc" id="L90"> rect.setUpperRightX(Math.max(maxX + ab.width * 2, rect.getUpperRightX()));</span>
<span class="nc" id="L91"> rect.setUpperRightY(Math.max(maxY + ab.width * 2, rect.getUpperRightY()));</span>
<span class="nc" id="L92"> ink.setRectangle(rect);</span>
<span class="nc" id="L94"> try (PDAppearanceContentStream cs = getNormalAppearanceAsContentStream())</span>
{
<span class="nc" id="L96"> setOpacity(cs, ink.getConstantOpacity());</span>
<span class="nc" id="L98"> cs.setStrokingColor(color);</span>
<span class="nc bnc" id="L99" title="All 2 branches missed."> if (ab.dashArray != null)</span>
{
<span class="nc" id="L101"> cs.setLineDashPattern(ab.dashArray, 0);</span>
}
<span class="nc" id="L103"> cs.setLineWidth(ab.width);</span>
<span class="nc bnc" id="L105" title="All 2 branches missed."> for (float[] pathArray : ink.getInkList())</span>
{
<span class="nc" id="L107"> int nPoints = pathArray.length / 2;</span>
// "When drawn, the points shall be connected by straight lines or curves
// in an implementation-dependent way" - we do lines.
<span class="nc bnc" id="L111" title="All 2 branches missed."> for (int i = 0; i < nPoints; ++i)</span>
{
<span class="nc" id="L113"> float x = pathArray[i * 2];</span>
<span class="nc" id="L114"> float y = pathArray[i * 2 + 1];</span>
<span class="nc bnc" id="L116" title="All 2 branches missed."> if (i == 0)</span>
{
<span class="nc" id="L118"> cs.moveTo(x, y);</span>
}
else
{
<span class="nc" id="L122"> cs.lineTo(x, y);</span>
}
}
<span class="nc" id="L125"> cs.stroke();</span>
}
}
<span class="nc" id="L128"> catch (IOException ex)</span>
{
<span class="nc" id="L130"> LOG.error(ex);</span>
<span class="nc" id="L131"> }</span>
<span class="nc" id="L132"> }</span>
@Override
public void generateRolloverAppearance()
{
// No rollover appearance generated
<span class="nc" id="L138"> }</span>
@Override
public void generateDownAppearance()
{
// No down appearance generated
<span class="nc" id="L144"> }</span>
}
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