| /* |
| |
| Copyright 2001-2003 The Apache Software Foundation |
| |
| Licensed 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.dom.svg; |
| |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| |
| import org.apache.batik.css.engine.CSSEngine; |
| import org.apache.batik.css.engine.CSSStyleSheetNode; |
| import org.apache.batik.css.engine.StyleSheet; |
| import org.apache.batik.dom.AbstractDocument; |
| import org.apache.batik.dom.StyleSheetFactory; |
| import org.apache.batik.dom.StyleSheetProcessingInstruction; |
| import org.apache.batik.dom.util.HashTable; |
| import org.w3c.dom.DOMException; |
| import org.w3c.dom.Node; |
| |
| /** |
| * This class provides an implementation of the 'xml-stylesheet' processing |
| * instructions. |
| * |
| * @author <a href="mailto:stephane@hillion.org">Stephane Hillion</a> |
| * @version $Id$ |
| */ |
| public class SVGStyleSheetProcessingInstruction |
| extends StyleSheetProcessingInstruction |
| implements CSSStyleSheetNode { |
| |
| /** |
| * The style-sheet. |
| */ |
| protected StyleSheet styleSheet; |
| |
| /** |
| * Creates a new ProcessingInstruction object. |
| */ |
| protected SVGStyleSheetProcessingInstruction() { |
| } |
| |
| /** |
| * Creates a new ProcessingInstruction object. |
| */ |
| public SVGStyleSheetProcessingInstruction(String data, |
| AbstractDocument owner, |
| StyleSheetFactory f) { |
| super(data, owner, f); |
| } |
| |
| /** |
| * Returns the URI of the referenced stylesheet. |
| */ |
| public String getStyleSheetURI() { |
| SVGOMDocument svgDoc; |
| svgDoc = (SVGOMDocument)getOwnerDocument(); |
| URL url = svgDoc.getURLObject(); |
| String href = (String)getPseudoAttributes().get("href"); |
| if (url != null) { |
| try { |
| return new URL(url, href).toString(); |
| } catch (MalformedURLException e) { |
| } |
| } |
| return href; |
| } |
| |
| /** |
| * Returns the associated style-sheet. |
| */ |
| public StyleSheet getCSSStyleSheet() { |
| if (styleSheet == null) { |
| HashTable attrs = getPseudoAttributes(); |
| String type = (String)attrs.get("type"); |
| |
| if ("text/css".equals(type)) { |
| String title = (String)attrs.get("title"); |
| String media = (String)attrs.get("media"); |
| String href = (String)attrs.get("href"); |
| String alternate = (String)attrs.get("alternate"); |
| SVGOMDocument doc = (SVGOMDocument)getOwnerDocument(); |
| URL durl = doc.getURLObject(); |
| URL burl = durl; |
| try { |
| burl = new URL(durl, href); |
| } catch (Exception ex) { |
| } |
| CSSEngine e = doc.getCSSEngine(); |
| |
| styleSheet = e.parseStyleSheet |
| (burl, media); |
| styleSheet.setAlternate("yes".equals(alternate)); |
| styleSheet.setTitle(title); |
| } |
| } |
| return styleSheet; |
| } |
| |
| /** |
| * <b>DOM</b>: Implements {@link |
| * org.w3c.dom.ProcessingInstruction#setData(String)}. |
| */ |
| public void setData(String data) throws DOMException { |
| super.setData(data); |
| styleSheet = null; |
| } |
| |
| /** |
| * Returns a new uninitialized instance of this object's class. |
| */ |
| protected Node newNode() { |
| return new SVGStyleSheetProcessingInstruction(); |
| } |
| } |