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 | } | ||