- /*
- * Copyright 1999-2004 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.
- */
-
- /* $Id$ */
-
- package org.apache.fop.mathml;
-
- import org.apache.fop.fo.FONode;
- import org.apache.fop.fo.ElementMapping;
- import org.apache.fop.image.analyser.XMLReader;
- import org.apache.fop.image.FopImage;
- import org.w3c.dom.Document;
-
- import java.util.HashMap;
-
- import net.sourceforge.jeuclid.MathBase;
- import net.sourceforge.jeuclid.DOMMathBuilder;
-
- /**
- * This class provides the element mapping for FOP.
- */
- public class MathMLElementMapping extends ElementMapping {
-
- /** MathML Namespace */
- public static final String NAMESPACE = "http://www.w3.org/1998/Math/MathML";
-
- public MathMLElementMapping() {
- this.namespaceURI = NAMESPACE;
- }
-
- protected void initialize() {
- if (foObjs == null) {
- foObjs = new HashMap();
- foObjs.put("math", new ME());
- foObjs.put(DEFAULT, new MathMLMaker());
-
- XMLReader.setConverter(this.namespaceURI, new MathMLConverter());
- }
- }
-
- static class MathMLMaker extends ElementMapping.Maker {
- public FONode make(FONode parent) {
- return new MathMLObj(parent);
- }
- }
-
- static class ME extends ElementMapping.Maker {
- public FONode make(FONode parent) {
- return new MathMLElement(parent);
- }
- }
-
- static class MathMLConverter implements XMLReader.Converter {
- public FopImage.ImageInfo convert(Document doc) {
- try {
- FopImage.ImageInfo info = new FopImage.ImageInfo();
- String fontname = "Helvetica";
- int fontstyle = 0;
- int inlinefontstyle = 0;
- int inlinefontsize = 12;
- int displayfontsize = 12;
-
- MathBase base = new MathBase(
- (new DOMMathBuilder(doc)).getMathRootElement(),
- fontname, fontstyle, inlinefontsize,
- displayfontsize);
-
- base.setDebug(false);
-
- info.data = MathMLElement.createSVG(base);
-
- info.width = base.getWidth();
- info.height = base.getHeight();
-
- info.mimeType = "image/svg+xml";
- info.str = "http://www.w3.org/2000/svg";
-
- return info;
- } catch (Throwable t) {
- /**@todo log that properly */
- }
- return null;
-
- }
- }
-
- }
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