/*
* 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: ImagePreloaderTestCase.java 615144 2008-01-25 08:26:54Z jeremias $ */
package org.apache.fop.image.loader.batik;
import java.io.IOException;
import javax.xml.transform.Source;
import javax.xml.transform.TransformerException;
import javax.xml.transform.URIResolver;
import javax.xml.transform.dom.DOMSource;
import junit.framework.TestCase;
import org.w3c.dom.DOMImplementation;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.apache.batik.dom.svg.SVGDOMImplementation;
import org.apache.xmlgraphics.image.loader.ImageException;
import org.apache.xmlgraphics.image.loader.ImageInfo;
import org.apache.xmlgraphics.image.loader.ImageManager;
import org.apache.fop.apps.FOUserAgent;
import org.apache.fop.apps.FopFactory;
import org.apache.fop.apps.MimeConstants;
/**
* Tests for bundled image preloader implementations.
*/
public class ImagePreloaderTestCase extends TestCase {
private FopFactory fopFactory;
public ImagePreloaderTestCase(String name) {
super(name);
fopFactory = FopFactory.newInstance();
fopFactory.setSourceResolution(72);
fopFactory.setTargetResolution(300);
}
public void testSVG() throws Exception {
String uri = "test/resources/images/img-w-size.svg";
checkSVGFile(uri);
}
public void testSVGZ() throws Exception {
String uri = "test/resources/images/img-w-size.svgz";
checkSVGFile(uri);
}
private void checkSVGFile(String uri) throws ImageException, IOException {
FOUserAgent userAgent = fopFactory.newFOUserAgent();
ImageManager manager = fopFactory.getImageManager();
ImageInfo info = manager.preloadImage(uri, userAgent.getImageSessionContext());
assertNotNull("ImageInfo must not be null", info);
assertEquals(MimeConstants.MIME_SVG, info.getMimeType());
assertEquals(uri, info.getOriginalURI());
assertEquals(16, info.getSize().getWidthPx());
assertEquals(16, info.getSize().getHeightPx());
assertEquals(userAgent.getSourceResolution(), info.getSize().getDpiHorizontal(), 0.1);
assertEquals(16000, info.getSize().getWidthMpt());
assertEquals(16000, info.getSize().getHeightMpt());
}
public void testSVGNoSize() throws Exception {
String uri = "test/resources/images/img.svg";
FOUserAgent userAgent = fopFactory.newFOUserAgent();
ImageManager manager = fopFactory.getImageManager();
ImageInfo info = manager.preloadImage(uri, userAgent.getImageSessionContext());
assertNotNull("ImageInfo must not be null", info);
assertEquals(MimeConstants.MIME_SVG, info.getMimeType());
assertEquals(uri, info.getOriginalURI());
assertEquals(100, info.getSize().getWidthPx()); //100 = default viewport size
assertEquals(100, info.getSize().getHeightPx());
assertEquals(userAgent.getSourceResolution(), info.getSize().getDpiHorizontal(), 0.1);
assertEquals(100000, info.getSize().getWidthMpt());
assertEquals(100000, info.getSize().getHeightMpt());
}
public void testSVGWithDOM() throws Exception {
String uri = "my:SVGImage";
FOUserAgent userAgent = fopFactory.newFOUserAgent();
userAgent.setURIResolver(new URIResolver() {
public Source resolve(String href, String base) throws TransformerException {
if (href.startsWith("my:")) {
DOMImplementation impl = SVGDOMImplementation.getDOMImplementation();
String svgNS = SVGDOMImplementation.SVG_NAMESPACE_URI;
Document doc = impl.createDocument(svgNS, "svg", null);
Element element = doc.getDocumentElement();
element.setAttribute("viewBox", "0 0 20 20");
element.setAttribute("width", "20pt");
element.setAttribute("height", "20pt");
Element rect = doc.createElementNS(svgNS, "rect");
rect.setAttribute("x", "5");
rect.setAttribute("y", "5");
rect.setAttribute("width", "10");
rect.setAttribute("height", "10");
element.appendChild(rect);
DOMSource src = new DOMSource(doc);
return src;
} else {
return null;
}
}
});
ImageManager manager = fopFactory.getImageManager();
ImageInfo info = manager.preloadImage(uri, userAgent.getImageSessionContext());
assertNotNull("ImageInfo must not be null", info);
assertEquals(MimeConstants.MIME_SVG, info.getMimeType());
assertEquals(uri, info.getOriginalURI());
assertEquals(20, info.getSize().getWidthPx()); //100 = default viewport size
assertEquals(20, info.getSize().getHeightPx());
assertEquals(userAgent.getSourceResolution(), info.getSize().getDpiHorizontal(), 0.1);
assertEquals(20000, info.getSize().getWidthMpt());
assertEquals(20000, info.getSize().getHeightMpt());
}
public void testWMF() throws Exception {
String uri = "test/resources/images/testChart.wmf";
FOUserAgent userAgent = fopFactory.newFOUserAgent();
ImageManager manager = fopFactory.getImageManager();
ImageInfo info = manager.preloadImage(uri, userAgent.getImageSessionContext());
assertNotNull("ImageInfo must not be null", info);
assertEquals(ImageWMF.MIME_WMF, info.getMimeType());
assertEquals(uri, info.getOriginalURI());
assertEquals(27940, info.getSize().getWidthPx());
assertEquals(21590, info.getSize().getHeightPx());
assertEquals(2540, info.getSize().getDpiHorizontal(), 0.1);
assertEquals(792000, info.getSize().getWidthMpt());
assertEquals(612000, info.getSize().getHeightMpt());
}
}