Matimage.java

/**
* OLAT - Online Learning and Training<br>
* http://www.olat.org
* <p>
* Licensed under the Apache License, Version 2.0 (the "License"); <br>
* you may not use this file except in compliance with the License.<br>
* You may obtain a copy of the License at
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* Unless required by applicable law or agreed to in writing,<br>
* software distributed under the License is distributed on an "AS IS" BASIS, <br>
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. <br>
* See the License for the specific language governing permissions and <br>
* limitations under the License.
* <p>
* Copyright (c) since 2004 at Multimedia- & E-Learning Services (MELS),<br>
* University of Zurich, Switzerland.
* <hr>
* <a href="http://www.openolat.org">
* OpenOLAT - Online Learning and Training</a><br>
* This file has been modified by the OpenOLAT community. Changes are licensed
* under the Apache 2.0 license as the original file.
*/

package org.olat.ims.qti.container.qtielements;

import org.dom4j.Element;
import org.olat.core.logging.AssertException;
import org.olat.core.util.openxml.OpenXMLDocument;
/**
 * Initial Date:  24.11.2004
 *
 * @author Mike Stock
 */
public class Matimage extends GenericQTIElement {

	private static final long serialVersionUID = -623619581386456650L;

	/**
	 * Comment for <code>xmlClass</code>
	 */
	public static final String xmlClass = "matimage";

	private String uri;
	private int width = -1;
	private int height = -1;
	
	/**
	 * @param el_matimage
	 */
	public Matimage(Element el_matimage) {
		super(el_matimage);
		uri = el_matimage.attributeValue("uri");
		String sWidth = el_matimage.attributeValue("width");
		if (sWidth != null && sWidth.length() > 0) {
			try { width = Integer.parseInt(sWidth); }
			catch (NumberFormatException nfe) {
				throw new AssertException("Non-integer value for width.");
			}
		}
		
		String sHeight = el_matimage.attributeValue("height");
		if (sHeight != null && sHeight.length() > 0) {
			try { height = Integer.parseInt(sHeight); }
			catch (NumberFormatException nfe) {
				throw new AssertException("Non-integer value for height.");
			}
		}
	}

	/**
	 * @see org.olat.ims.qti.container.qtielements.QTIElement#render(StringBuilder, RenderInstructions)
	 */
	@Override
	public void render(StringBuilder buffer, RenderInstructions ri) {
		buffer.append("<img class=\"o_qti_item_matimage\" src=\"");
		if (!(uri.startsWith("http://") || uri.startsWith("https://")))
			buffer.append((String)ri.get(RenderInstructions.KEY_STATICS_PATH));
		buffer.append(uri).append("\"");
		if (width != -1) buffer.append(" width=\"").append(width).append("\"");
		if (height != -1) buffer.append(" height=\"").append(height).append("\"");
		buffer.append(" />");
	}

	@Override
	public void renderOpenXML(OpenXMLDocument document, RenderInstructions ri) {
		//document.createImageEl(image);
		
	}
}