/*

   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.

 */
package org.apache.batik.extension;

import org.apache.batik.anim.dom.SVGLocatableSupport;
import org.apache.batik.anim.dom.SVGOMAnimatedBoolean;
import org.apache.batik.anim.dom.SVGOMAnimatedTransformList;
import org.apache.batik.anim.dom.TraitInformation;
import org.apache.batik.dom.AbstractDocument;
import org.apache.batik.dom.svg.SVGTestsSupport;
import org.apache.batik.dom.util.XMLSupport;
import org.apache.batik.util.DoublyIndexedTable;
import org.apache.batik.util.SVGTypes;

import org.w3c.dom.svg.SVGAnimatedBoolean;
import org.w3c.dom.svg.SVGAnimatedTransformList;
import org.w3c.dom.svg.SVGElement;
import org.w3c.dom.svg.SVGException;
import org.w3c.dom.svg.SVGExternalResourcesRequired;
import org.w3c.dom.svg.SVGLangSpace;
import org.w3c.dom.svg.SVGLocatable;
import org.w3c.dom.svg.SVGMatrix;
import org.w3c.dom.svg.SVGRect;
import org.w3c.dom.svg.SVGStringList;
import org.w3c.dom.svg.SVGTests;
import org.w3c.dom.svg.SVGTransformable;

An abstract base class for graphical extension elements. This class inherits SVGStylable functionality from StylableExtensionElement and implements SVGLocatable, SVGTransformable, SVGExternalResourcesRequired, SVGLangSpace and SVGTests. 
Author:
Cameron McCormack
Version:
$Id: GraphicsExtensionElement.java 1808001 2017-09-11 09:51:29Z ssteiner $/**
 * An abstract base class for graphical extension elements.  This class
 * inherits {@link org.w3c.dom.svg.SVGStylable} functionality from {@link
 * StylableExtensionElement} and implements {@link SVGLocatable},
 * {@link SVGTransformable}, {@link SVGExternalResourcesRequired},
 * {@link SVGLangSpace} and {@link SVGTests}.
 *
 * @author <a href="mailto:cam%40mcc%2eid%2eau">Cameron McCormack</a>
 * @version $Id: GraphicsExtensionElement.java 1808001 2017-09-11 09:51:29Z ssteiner $
 */
public abstract class GraphicsExtensionElement
        extends    StylableExtensionElement
        implements SVGTransformable {

    
Table mapping XML attribute names to TraitInformation objects.
/**
     * Table mapping XML attribute names to TraitInformation objects.
     */
    protected static DoublyIndexedTable xmlTraitInformation;
    static {
        DoublyIndexedTable t =
            new DoublyIndexedTable(StylableExtensionElement.xmlTraitInformation);
        t.put(null, SVG_TRANSFORM_ATTRIBUTE,
                new TraitInformation(true, SVGTypes.TYPE_TRANSFORM_LIST));
        t.put(null, SVG_EXTERNAL_RESOURCES_REQUIRED_ATTRIBUTE,
                new TraitInformation(true, SVGTypes.TYPE_BOOLEAN));
        t.put(null, SVG_REQUIRED_EXTENSIONS_ATTRIBUTE,
                new TraitInformation(false, SVGTypes.TYPE_URI_LIST));
        t.put(null, SVG_REQUIRED_FEATURES_ATTRIBUTE,
                new TraitInformation(false, SVGTypes.TYPE_URI_LIST));
        t.put(null, SVG_SYSTEM_LANGUAGE_ATTRIBUTE,
                new TraitInformation(false, SVGTypes.TYPE_LANG_LIST));
        xmlTraitInformation = t;
    }

    
The 'transform' attribute value.
/**
     * The 'transform' attribute value.
     */
    protected SVGOMAnimatedTransformList transform =
        createLiveAnimatedTransformList(null, SVG_TRANSFORM_ATTRIBUTE, "");

    
The 'externalResourcesRequired' attribute value.
/**
     * The 'externalResourcesRequired' attribute value.
     */
    protected SVGOMAnimatedBoolean externalResourcesRequired =
        createLiveAnimatedBoolean
            (null, SVG_EXTERNAL_RESOURCES_REQUIRED_ATTRIBUTE, false);

    
Creates a new GraphicsExtensionElement object.
/**
     * Creates a new GraphicsExtensionElement object.
     */
    protected GraphicsExtensionElement() {
    }

    
Creates a new GraphicsExtensionElement object.
Params:
name – The element name, for validation purposes.
owner – The owner document./**
     * Creates a new GraphicsExtensionElement object.
     * @param name The element name, for validation purposes.
     * @param owner The owner document.
     */
    protected GraphicsExtensionElement(String name, AbstractDocument owner) {
        super(name, owner);
    }

    // SVGLocatable support /////////////////////////////////////////////

    
DOM: Implements SVGLocatable.getNearestViewportElement(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGLocatable#getNearestViewportElement()}.
     */
    public SVGElement getNearestViewportElement() {
        return SVGLocatableSupport.getNearestViewportElement(this);
    }

    
DOM: Implements SVGLocatable.getFarthestViewportElement(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGLocatable#getFarthestViewportElement()}.
     */
    public SVGElement getFarthestViewportElement() {
        return SVGLocatableSupport.getFarthestViewportElement(this);
    }

    
DOM: Implements SVGLocatable.getBBox(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGLocatable#getBBox()}.
     */
    public SVGRect getBBox() {
        return SVGLocatableSupport.getBBox(this);
    }

    
DOM: Implements SVGLocatable.getCTM(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGLocatable#getCTM()}.
     */
    public SVGMatrix getCTM() {
        return SVGLocatableSupport.getCTM(this);
    }

    
DOM: Implements SVGLocatable.getScreenCTM(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGLocatable#getScreenCTM()}.
     */
    public SVGMatrix getScreenCTM() {
        return SVGLocatableSupport.getScreenCTM(this);
    }

    
DOM: Implements SVGLocatable.getTransformToElement(SVGElement). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGLocatable#getTransformToElement(SVGElement)}.
     */
    public SVGMatrix getTransformToElement(SVGElement element)
        throws SVGException {
        return SVGLocatableSupport.getTransformToElement(this, element);
    }

    // SVGTransformable support //////////////////////////////////////////////

    
DOM: Implements SVGTransformable.getTransform(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGTransformable#getTransform()}.
     */
    public SVGAnimatedTransformList getTransform() {
        return transform;
    }

    // SVGExternalResourcesRequired support /////////////////////////////

    
DOM: Implements SVGExternalResourcesRequired.getExternalResourcesRequired(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGExternalResourcesRequired#getExternalResourcesRequired()}.
     */
    public SVGAnimatedBoolean getExternalResourcesRequired() {
        return externalResourcesRequired;
    }

    // SVGLangSpace support //////////////////////////////////////////////////

    
DOM: Returns the xml:lang attribute value.
/**
     * <b>DOM</b>: Returns the xml:lang attribute value.
     */
    public String getXMLlang() {
        return XMLSupport.getXMLLang(this);
    }

    
DOM: Sets the xml:lang attribute value.
/**
     * <b>DOM</b>: Sets the xml:lang attribute value.
     */
    public void setXMLlang(String lang) {
        setAttributeNS(XML_NAMESPACE_URI, XML_LANG_QNAME, lang);
    }

    
DOM: Returns the xml:space attribute value.
/**
     * <b>DOM</b>: Returns the xml:space attribute value.
     */
    public String getXMLspace() {
        return XMLSupport.getXMLSpace(this);
    }

    
DOM: Sets the xml:space attribute value.
/**
     * <b>DOM</b>: Sets the xml:space attribute value.
     */
    public void setXMLspace(String space) {
        setAttributeNS(XML_NAMESPACE_URI, XML_SPACE_QNAME, space);
    }

    // SVGTests support ///////////////////////////////////////////////////

    
DOM: Implements SVGTests.getRequiredFeatures(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGTests#getRequiredFeatures()}.
     */
    public SVGStringList getRequiredFeatures() {
        return SVGTestsSupport.getRequiredFeatures(this);
    }

    
DOM: Implements SVGTests.getRequiredExtensions(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGTests#getRequiredExtensions()}.
     */
    public SVGStringList getRequiredExtensions() {
        return SVGTestsSupport.getRequiredExtensions(this);
    }

    
DOM: Implements SVGTests.getSystemLanguage(). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGTests#getSystemLanguage()}.
     */
    public SVGStringList getSystemLanguage() {
        return SVGTestsSupport.getSystemLanguage(this);
    }

    
DOM: Implements SVGTests.hasExtension(String). /**
     * <b>DOM</b>: Implements {@link
     * org.w3c.dom.svg.SVGTests#hasExtension(String)}.
     */
    public boolean hasExtension(String extension) {
        return SVGTestsSupport.hasExtension(this, extension);
    }
}