Magnolia Imaging Module 3.4.2-SUPPORT-10161
File ImageOperationChain.java
Coverage histogram
0% of files have more coverage
Classes
| Class | Line # | Actions | |||||
|---|---|---|---|---|---|---|---|
| ImageOperationChain | 53 | 8 | 55.2% | 5 | 0 |
Contributing tests
This file is covered by 8 tests.
.
Source view
| 1 | /** | |
| 2 | * This file Copyright (c) 2009-2018 Magnolia International | |
| 3 | * Ltd. (http://www.magnolia-cms.com). All rights reserved. | |
| 4 | * | |
| 5 | * | |
| 6 | * This file is dual-licensed under both the Magnolia | |
| 7 | * Network Agreement and the GNU General Public License. | |
| 8 | * You may elect to use one or the other of these licenses. | |
| 9 | * | |
| 10 | * This file is distributed in the hope that it will be | |
| 11 | * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the | |
| 12 | * implied warranty of MERCHANTABILITY or FITNESS FOR A | |
| 13 | * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. | |
| 14 | * Redistribution, except as permitted by whichever of the GPL | |
| 15 | * or MNA you select, is prohibited. | |
| 16 | * | |
| 17 | * 1. For the GPL license (GPL), you can redistribute and/or | |
| 18 | * modify this file under the terms of the GNU General | |
| 19 | * Public License, Version 3, as published by the Free Software | |
| 20 | * Foundation. You should have received a copy of the GNU | |
| 21 | * General Public License, Version 3 along with this program; | |
| 22 | * if not, write to the Free Software Foundation, Inc., 51 | |
| 23 | * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 24 | * | |
| 25 | * 2. For the Magnolia Network Agreement (MNA), this file | |
| 26 | * and the accompanying materials are made available under the | |
| 27 | * terms of the MNA which accompanies this distribution, and | |
| 28 | * is available at http://www.magnolia-cms.com/mna.html | |
| 29 | * | |
| 30 | * Any modifications to this file must keep this entire header | |
| 31 | * intact. | |
| 32 | * | |
| 33 | */ | |
| 34 | package info.magnolia.imaging.operations; | |
| 35 | ||
| 36 | import info.magnolia.imaging.ImageGenerator; | |
| 37 | import info.magnolia.imaging.ImagingException; | |
| 38 | import info.magnolia.imaging.OutputFormat; | |
| 39 | import info.magnolia.imaging.ParameterProvider; | |
| 40 | import info.magnolia.imaging.ParameterProviderFactory; | |
| 41 | ||
| 42 | import java.awt.image.BufferedImage; | |
| 43 | import java.util.ArrayList; | |
| 44 | import java.util.List; | |
| 45 | ||
| 46 | /** | |
| 47 | * An implementation of ImageOperation and ImageGenerator which delegates | |
| 48 | * to a list of other ImageOperation instances. | |
| 49 | * | |
| 50 | * @param <P> type of ParameterProvider | |
| 51 | * @version $Id$ | |
| 52 | */ | |
| 53 | public class ImageOperationChain<P extends ParameterProvider<?>> implements ImageOperation<P>, ImageGenerator<P> { | |
| 54 | private List<ImageOperation<P>> operations; | |
| 55 | private ParameterProviderFactory parameterProviderFactory; | |
| 56 | ||
| 57 | /** | |
| 58 | * The output format as configured by c2b. | |
| 59 | */ | |
| 60 | private OutputFormat outputFormat; | |
| 61 | private String name; | |
| 62 | ||
| 63 | 8 |  public ImageOperationChain() { |
| 64 | 8 | this.operations = new ArrayList<ImageOperation<P>>(); |
| 65 | } | |
| 66 | ||
| 67 | 13 | @Override |
| 68 | public BufferedImage generate(P params) throws ImagingException { | |
| 69 | // We don't create an empty Image instance here, we're relying on operations | |
| 70 | // from the info.magnolia.imaging.operations.load package to do so | |
| 71 | // This might change in the future, especially if we want to overlay | |
| 72 | // images, and even more so if those overlays need alpha blending. | |
| 73 | ||
| 74 | 13 | return apply(null, params); |
| 75 | } | |
| 76 | ||
| 77 | 13 | @Override |
| 78 | public BufferedImage apply(BufferedImage source, P params) throws ImagingException { | |
| 79 | 13 | BufferedImage result = source; |
| 80 | 13 | for (ImageOperation<P> op : operations) { |
| 81 | 30 | result = op.apply(result, params); |
| 82 | } | |
| 83 | 13 | return result; |
| 84 | } | |
| 85 | ||
| 86 | @Override |
|
| 87 | public String getName() { | |
| 88 | return name; | |
| 89 | } | |
| 90 | ||
| 91 | public void setName(String name) { |
|
| 92 | this.name = name; | |
| 93 | } | |
| 94 | ||
| 95 | @Override |
|
| 96 | public ParameterProviderFactory getParameterProviderFactory() { | |
| 97 | return parameterProviderFactory; | |
| 98 | } | |
| 99 | ||
| 100 | public void setParameterProviderFactory(ParameterProviderFactory parameterProviderFactory) { |
|
| 101 | this.parameterProviderFactory = parameterProviderFactory; | |
| 102 | } | |
| 103 | ||
| 104 | public OutputFormat getOutputFormat() { |
|
| 105 | return outputFormat; | |
| 106 | } | |
| 107 | ||
| 108 | /** | |
| 109 | * Returns the static output format as configured with c2b by delegating to {@link #getOutputFormat()}. | |
| 110 | */ | |
| 111 | 10 | @Override |
| 112 | public OutputFormat getOutputFormat(P params) { | |
| 113 | 10 | return getOutputFormat(); |
| 114 | } | |
| 115 | ||
| 116 | public void setOutputFormat(OutputFormat outputFormat) { |
|
| 117 | this.outputFormat = outputFormat; | |
| 118 | } | |
| 119 | ||
| 120 | public List<ImageOperation<P>> getOperations() { |
|
| 121 | return operations; | |
| 122 | } | |
| 123 | ||
| 124 | public void setOperations(List<ImageOperation<P>> operations) { |
|
| 125 | this.operations = operations; | |
| 126 | } | |
| 127 | ||
| 128 | 18 | public void addOperation(ImageOperation<P> operation) { |
| 129 | 18 | operations.add(operation); |
| 130 | } | |
| 131 | } |