Showing the changes to java/pkg/com/sun/imageio/plugins/gif/GIFStreamMetadataFormat.java (1 of 18352 files). Show all
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| 1 | +/* | |
| 2 | + * Copyright (c) 2001, 2004, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package com.sun.imageio.plugins.gif; | |
| 27 | + | |
| 28 | +import java.util.Arrays; | |
| 29 | +import javax.imageio.ImageTypeSpecifier; | |
| 30 | +import javax.imageio.metadata.IIOMetadataFormat; | |
| 31 | +import javax.imageio.metadata.IIOMetadataFormatImpl; | |
| 32 | + | |
| 33 | +public class GIFStreamMetadataFormat extends IIOMetadataFormatImpl { | |
| 34 | + | |
| 35 | + private static IIOMetadataFormat instance = null; | |
| 36 | + | |
| 37 | + private GIFStreamMetadataFormat() { | |
| 38 | + super(GIFStreamMetadata.nativeMetadataFormatName, | |
| 39 | + CHILD_POLICY_SOME); | |
| 40 | + | |
| 41 | + // root -> Version | |
| 42 | + addElement("Version", GIFStreamMetadata.nativeMetadataFormatName, | |
| 43 | + CHILD_POLICY_EMPTY); | |
| 44 | + addAttribute("Version", "value", | |
| 45 | + DATATYPE_STRING, true, null, | |
| 46 | + Arrays.asList(GIFStreamMetadata.versionStrings)); | |
| 47 | + | |
| 48 | + // root -> LogicalScreenDescriptor | |
| 49 | + addElement("LogicalScreenDescriptor", | |
| 50 | + GIFStreamMetadata.nativeMetadataFormatName, | |
| 51 | + CHILD_POLICY_EMPTY); | |
| 52 | + addAttribute("LogicalScreenDescriptor", "logicalScreenWidth", | |
| 53 | + DATATYPE_INTEGER, true, null, | |
| 54 | + "1", "65535", true, true); | |
| 55 | + addAttribute("LogicalScreenDescriptor", "logicalScreenHeight", | |
| 56 | + DATATYPE_INTEGER, true, null, | |
| 57 | + "1", "65535", true, true); | |
| 58 | + addAttribute("LogicalScreenDescriptor", "colorResolution", | |
| 59 | + DATATYPE_INTEGER, true, null, | |
| 60 | + "1", "8", true, true); | |
| 61 | + addAttribute("LogicalScreenDescriptor", "pixelAspectRatio", | |
| 62 | + DATATYPE_INTEGER, true, null, | |
| 63 | + "0", "255", true, true); | |
| 64 | + | |
| 65 | + // root -> GlobalColorTable | |
| 66 | + addElement("GlobalColorTable", | |
| 67 | + GIFStreamMetadata.nativeMetadataFormatName, | |
| 68 | + 2, 256); | |
| 69 | + addAttribute("GlobalColorTable", "sizeOfGlobalColorTable", | |
| 70 | + DATATYPE_INTEGER, true, null, | |
| 71 | + Arrays.asList(GIFStreamMetadata.colorTableSizes)); | |
| 72 | + addAttribute("GlobalColorTable", "backgroundColorIndex", | |
| 73 | + DATATYPE_INTEGER, true, null, | |
| 74 | + "0", "255", true, true); | |
| 75 | + addBooleanAttribute("GlobalColorTable", "sortFlag", | |
| 76 | + false, false); | |
| 77 | + | |
| 78 | + // root -> GlobalColorTable -> ColorTableEntry | |
| 79 | + addElement("ColorTableEntry", "GlobalColorTable", | |
| 80 | + CHILD_POLICY_EMPTY); | |
| 81 | + addAttribute("ColorTableEntry", "index", | |
| 82 | + DATATYPE_INTEGER, true, null, | |
| 83 | + "0", "255", true, true); | |
| 84 | + addAttribute("ColorTableEntry", "red", | |
| 85 | + DATATYPE_INTEGER, true, null, | |
| 86 | + "0", "255", true, true); | |
| 87 | + addAttribute("ColorTableEntry", "green", | |
| 88 | + DATATYPE_INTEGER, true, null, | |
| 89 | + "0", "255", true, true); | |
| 90 | + addAttribute("ColorTableEntry", "blue", | |
| 91 | + DATATYPE_INTEGER, true, null, | |
| 92 | + "0", "255", true, true); | |
| 93 | + } | |
| 94 | + | |
| 95 | + public boolean canNodeAppear(String elementName, | |
| 96 | + ImageTypeSpecifier imageType) { | |
| 97 | + return true; | |
| 98 | + } | |
| 99 | + | |
| 100 | + public static synchronized IIOMetadataFormat getInstance() { | |
| 101 | + if (instance == null) { | |
| 102 | + instance = new GIFStreamMetadataFormat(); | |
| 103 | + } | |
| 104 | + return instance; | |
| 105 | + } | |
| 106 | +} | |