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- /*
- * $Id: SVGUserAgent.java,v 1.14 2003/03/07 09:51:25 jeremias Exp $
- * ============================================================================
- * The Apache Software License, Version 1.1
- * ============================================================================
- *
- * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modifica-
- * tion, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- *
- * 3. The end-user documentation included with the redistribution, if any, must
- * include the following acknowledgment: "This product includes software
- * developed by the Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself, if
- * and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "FOP" and "Apache Software Foundation" must not be used to
- * endorse or promote products derived from this software without prior
- * written permission. For written permission, please contact
- * apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache", nor may
- * "Apache" appear in their name, without prior written permission of the
- * Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
- * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
- * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- * ============================================================================
- *
- * This software consists of voluntary contributions made by many individuals
- * on behalf of the Apache Software Foundation and was originally created by
- * James Tauber <jtauber@jtauber.com>. For more information on the Apache
- * Software Foundation, please see <http://www.apache.org/>.
- */
- package org.apache.fop.svg;
-
- import org.apache.fop.fo.FOUserAgent;
-
- import org.apache.batik.bridge.UserAgentAdapter;
-
- import org.apache.avalon.framework.logger.Logger;
-
- // Java
- import java.awt.geom.AffineTransform;
- import java.awt.geom.Dimension2D;
- import java.awt.Dimension;
-
- /**
- * The SVG user agent.
- * This is an implementation of the batik svg user agent
- * for handling errors and getting user agent values.
- */
- public class SVGUserAgent extends UserAgentAdapter {
- private AffineTransform currentTransform = null;
- private FOUserAgent userAgent;
-
- /**
- * Creates a new SVGUserAgent.
- * @param ua the FO user agent
- * @param at the current transform
- */
- public SVGUserAgent(FOUserAgent ua, AffineTransform at) {
- currentTransform = at;
- userAgent = ua;
- }
-
- /**
- * Returns the logger associated with this user agent.
- * @return Logger the logger
- */
- protected final Logger getLogger() {
- return this.userAgent.getLogger();
- }
-
- /**
- * Displays an error message.
- * @param message the message to display
- */
- public void displayError(String message) {
- getLogger().error(message);
- }
-
- /**
- * Displays an error resulting from the specified Exception.
- * @param ex the exception to display
- */
- public void displayError(Exception ex) {
- getLogger().error("SVG Error" + ex.getMessage(), ex);
- }
-
- /**
- * Displays a message in the User Agent interface.
- * The given message is typically displayed in a status bar.
- * @param message the message to display
- */
- public void displayMessage(String message) {
- getLogger().info(message);
- }
-
- /**
- * Shows an alert dialog box.
- * @param message the message to display
- */
- public void showAlert(String message) {
- getLogger().warn(message);
- }
-
- /**
- * Returns a customized the pixel to mm factor.
- * @return the pixel unit to millimeter conversion factor
- */
- public float getPixelUnitToMillimeter() {
- return userAgent.getPixelUnitToMillimeter();
- }
-
- /**
- * Returns the language settings.
- * @return the languages supported
- */
- public String getLanguages() {
- return "en"; // userLanguages;
- }
-
- /**
- * Returns the media type for this rendering.
- * @return the media for fo documents is "print"
- */
- public String getMedia() {
- return "print";
- }
-
- /**
- * Returns the user stylesheet uri.
- * @return null if no user style sheet was specified.
- */
- public String getUserStyleSheetURI() {
- return null; // userStyleSheetURI;
- }
-
- /**
- * Returns the class name of the XML parser.
- * @return the XML parser class name
- */
- public String getXMLParserClassName() {
- return org.apache.fop.apps.FOFileHandler.getParserClassName();
- }
-
- /**
- * Is the XML parser validating.
- * @return true if the xml parser is validating
- */
- public boolean isXMLParserValidating() {
- return false;
- }
-
- /**
- * Get the transform of the svg document.
- * @return the transform
- */
- public AffineTransform getTransform() {
- return currentTransform;
- }
-
- /**
- * Get the default viewport size for an svg document.
- * This returns a default value of 100x100.
- * @return the default viewport size
- */
- public Dimension2D getViewportSize() {
- return new Dimension(100, 100);
- }
-
- }
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