/**
* Instantiate a new ImageExportOptions from a preserved state.
*
* @param node An XML context in which state was saved
* @return The new ImageExportOptions
* @throws XMLException If the given node has invalid content.
*/
public static ImageExportOptions read(XmlNode node) throws XMLException {
node = node.getChild(ExportOptionsTag);
final String typeName = node.getAttribute(TypeTag);
final ImageType type = ImageType.getImageTypeByName(typeName);
if (type == null) {
throw new XMLException("Unrecognized image export type");
}
final ImageExportOptions options = type.newExportOptions();
options.restore(node);
if (node.hasAttribute(FileTag)) {
options.m_exportFile = new File(node.getAttribute(FileTag));
}
return options;
}
/**
* Checks this <code>ImageExportOptions</code> to another object for equality.
*
* @param o The other object to compare to.
* @return Returns <code>true</code> only if the other object is also an <code>ImageExportOptions
* </code> and they both are for the same {@link ImageType} and all of their options are
* equal.
*/
public boolean equals(Object o) {
if (o == null || !o.getClass().equals(getClass())) return false;
final ImageExportOptions otherOpts = (ImageExportOptions) o;
final File otherExportFile = otherOpts.getExportFile();
if (otherExportFile == null) {
if (getExportFile() != null) return false;
} else if (!otherExportFile.equals(getExportFile())) return false;
if (!otherOpts.getImageType().equals(getImageType())) return false;
final Map<String, ImageExportOption> om = otherOpts.m_exportOptions;
if (om.size() != m_exportOptions.size()) return false;
for (Map.Entry<String, ImageExportOption> me : om.entrySet()) {
final ImageExportOption opt = m_exportOptions.get(me.getKey());
if (opt == null || !opt.equals(me.getValue())) return false;
}
return true;
}