| /* |
| * 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. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.fop.image.loader.batik; |
| |
| import java.io.IOException; |
| import java.util.Map; |
| |
| import org.apache.batik.dom.svg.SVGDOMImplementation; |
| |
| import org.apache.xmlgraphics.image.loader.Image; |
| import org.apache.xmlgraphics.image.loader.ImageException; |
| import org.apache.xmlgraphics.image.loader.ImageFlavor; |
| import org.apache.xmlgraphics.image.loader.ImageInfo; |
| import org.apache.xmlgraphics.image.loader.ImageSessionContext; |
| import org.apache.xmlgraphics.image.loader.XMLNamespaceEnabledImageFlavor; |
| import org.apache.xmlgraphics.image.loader.impl.AbstractImageLoader; |
| import org.apache.xmlgraphics.image.loader.impl.ImageXMLDOM; |
| import org.apache.xmlgraphics.util.MimeConstants; |
| |
| /** |
| * ImageLoader for SVG (using Apache Batik). |
| */ |
| public class ImageLoaderSVG extends AbstractImageLoader { |
| |
| private ImageFlavor targetFlavor; |
| |
| /** |
| * Main constructor. |
| * @param targetFlavor the target flavor |
| */ |
| public ImageLoaderSVG(ImageFlavor targetFlavor) { |
| if (!(XMLNamespaceEnabledImageFlavor.SVG_DOM.isCompatible(targetFlavor))) { |
| throw new IllegalArgumentException("Incompatible target ImageFlavor: " + targetFlavor); |
| } |
| this.targetFlavor = targetFlavor; |
| } |
| |
| /** {@inheritDoc} */ |
| public ImageFlavor getTargetFlavor() { |
| return this.targetFlavor; |
| } |
| |
| /** {@inheritDoc} */ |
| public Image loadImage(ImageInfo info, Map hints, ImageSessionContext session) |
| throws ImageException, IOException { |
| if (!MimeConstants.MIME_SVG.equals(info.getMimeType())) { |
| throw new IllegalArgumentException("ImageInfo must be from an SVG image"); |
| } |
| Image img = info.getOriginalImage(); |
| if (!(img instanceof ImageXMLDOM)) { |
| throw new IllegalArgumentException( |
| "ImageInfo was expected to contain the SVG document as DOM"); |
| } |
| ImageXMLDOM svgImage = (ImageXMLDOM)img; |
| if (!SVGDOMImplementation.SVG_NAMESPACE_URI.equals(svgImage.getRootNamespace())) { |
| throw new IllegalArgumentException( |
| "The Image is not in the SVG namespace: " + svgImage.getRootNamespace()); |
| } |
| return svgImage; |
| } |
| |
| } |