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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
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*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
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package com.sun.imageio.plugins.gif;
import java.util.Arrays;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.metadata.IIOMetadataFormat;
import javax.imageio.metadata.IIOMetadataFormatImpl;
public class GIFImageMetadataFormat extends IIOMetadataFormatImpl {
private static IIOMetadataFormat instance = null;
private GIFImageMetadataFormat() {
super(GIFImageMetadata.nativeMetadataFormatName,
CHILD_POLICY_SOME);
// root -> ImageDescriptor
addElement("ImageDescriptor",
GIFImageMetadata.nativeMetadataFormatName,
CHILD_POLICY_EMPTY);
addAttribute("ImageDescriptor", "imageLeftPosition",
DATATYPE_INTEGER, true, null,
"0", "65535", true, true);
addAttribute("ImageDescriptor", "imageTopPosition",
DATATYPE_INTEGER, true, null,
"0", "65535", true, true);
addAttribute("ImageDescriptor", "imageWidth",
DATATYPE_INTEGER, true, null,
"1", "65535", true, true);
addAttribute("ImageDescriptor", "imageHeight",
DATATYPE_INTEGER, true, null,
"1", "65535", true, true);
addBooleanAttribute("ImageDescriptor", "interlaceFlag",
false, false);
// root -> LocalColorTable
addElement("LocalColorTable",
GIFImageMetadata.nativeMetadataFormatName,
2, 256);
addAttribute("LocalColorTable", "sizeOfLocalColorTable",
DATATYPE_INTEGER, true, null,
Arrays.asList(GIFStreamMetadata.colorTableSizes));
addBooleanAttribute("LocalColorTable", "sortFlag",
false, false);
// root -> LocalColorTable -> ColorTableEntry
addElement("ColorTableEntry", "LocalColorTable",
CHILD_POLICY_EMPTY);
addAttribute("ColorTableEntry", "index",
DATATYPE_INTEGER, true, null,
"0", "255", true, true);
addAttribute("ColorTableEntry", "red",
DATATYPE_INTEGER, true, null,
"0", "255", true, true);
addAttribute("ColorTableEntry", "green",
DATATYPE_INTEGER, true, null,
"0", "255", true, true);
addAttribute("ColorTableEntry", "blue",
DATATYPE_INTEGER, true, null,
"0", "255", true, true);
// root -> GraphicControlExtension
addElement("GraphicControlExtension",
GIFImageMetadata.nativeMetadataFormatName,
CHILD_POLICY_EMPTY);
addAttribute("GraphicControlExtension", "disposalMethod",
DATATYPE_STRING, true, null,
Arrays.asList(GIFImageMetadata.disposalMethodNames));
addBooleanAttribute("GraphicControlExtension", "userInputFlag",
false, false);
addBooleanAttribute("GraphicControlExtension", "transparentColorFlag",
false, false);
addAttribute("GraphicControlExtension", "delayTime",
DATATYPE_INTEGER, true, null,
"0", "65535", true, true);
addAttribute("GraphicControlExtension", "transparentColorIndex",
DATATYPE_INTEGER, true, null,
"0", "255", true, true);
// root -> PlainTextExtension
addElement("PlainTextExtension",
GIFImageMetadata.nativeMetadataFormatName,
CHILD_POLICY_EMPTY);
addAttribute("PlainTextExtension", "textGridLeft",
DATATYPE_INTEGER, true, null,
"0", "65535", true, true);
addAttribute("PlainTextExtension", "textGridTop",
DATATYPE_INTEGER, true, null,
"0", "65535", true, true);
addAttribute("PlainTextExtension", "textGridWidth",
DATATYPE_INTEGER, true, null,
"1", "65535", true, true);
addAttribute("PlainTextExtension", "textGridHeight",
DATATYPE_INTEGER, true, null,
"1", "65535", true, true);
addAttribute("PlainTextExtension", "characterCellWidth",
DATATYPE_INTEGER, true, null,
"1", "65535", true, true);
addAttribute("PlainTextExtension", "characterCellHeight",
DATATYPE_INTEGER, true, null,
"1", "65535", true, true);
addAttribute("PlainTextExtension", "textForegroundColor",
DATATYPE_INTEGER, true, null,
"0", "255", true, true);
addAttribute("PlainTextExtension", "textBackgroundColor",
DATATYPE_INTEGER, true, null,
"0", "255", true, true);
// root -> ApplicationExtensions
addElement("ApplicationExtensions",
GIFImageMetadata.nativeMetadataFormatName,
1, Integer.MAX_VALUE);
// root -> ApplicationExtensions -> ApplicationExtension
addElement("ApplicationExtension", "ApplicationExtensions",
CHILD_POLICY_EMPTY);
addAttribute("ApplicationExtension", "applicationID",
DATATYPE_STRING, true, null);
addAttribute("ApplicationExtension", "authenticationCode",
DATATYPE_STRING, true, null);
addObjectValue("ApplicationExtension", byte.class,
0, Integer.MAX_VALUE);
// root -> CommentExtensions
addElement("CommentExtensions",
GIFImageMetadata.nativeMetadataFormatName,
1, Integer.MAX_VALUE);
// root -> CommentExtensions -> CommentExtension
addElement("CommentExtension", "CommentExtensions",
CHILD_POLICY_EMPTY);
addAttribute("CommentExtension", "value",
DATATYPE_STRING, true, null);
}
public boolean canNodeAppear(String elementName,
ImageTypeSpecifier imageType) {
return true;
}
public static synchronized IIOMetadataFormat getInstance() {
if (instance == null) {
instance = new GIFImageMetadataFormat();
}
return instance;
}
}