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/*
* 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.svg;
import java.awt.geom.AffineTransform;
import org.apache.batik.gvt.font.FontFamilyResolver;
import org.apache.fop.apps.FOUserAgent;
/**
* The SVG user agent. This is an implementation of the Batik SVG user agent.
*/
public class SVGUserAgent extends SimpleSVGUserAgent {
private SVGEventProducer eventProducer;
private Exception lastException;
/**
* Creates a new SVGUserAgent.
* @param foUserAgent the FO user agent to associate with this SVG user agent
* @param fontFamilyResolver the font family resolver
* @param at the current transform
*/
public SVGUserAgent(FOUserAgent foUserAgent, FontFamilyResolver fontFamilyResolver, AffineTransform at) {
super(foUserAgent.getSourcePixelUnitToMillimeter(), at, fontFamilyResolver);
this.eventProducer = SVGEventProducer.Provider.get(foUserAgent.getEventBroadcaster());
}
/**
* Creates a new SVGUserAgent.
* @param foUserAgent the FO user agent to associate with this SVG user agent
*/
public SVGUserAgent(FOUserAgent foUserAgent, FontFamilyResolver fontFamilyResolver) {
this(foUserAgent, fontFamilyResolver, new AffineTransform());
}
/**
* Returns the last exception sent to the {@link #displayError(Exception)} method.
* @return the last exception or null if no exception occurred
*/
public Exception getLastException() {
return this.lastException;
}
/**
* Displays an error message.
* @param message the message to display
*/
public void displayError(String message) {
this.eventProducer.error(this, message, null);
}
/**
* Displays an error resulting from the specified Exception.
* @param ex the exception to display
*/
public void displayError(Exception ex) {
this.lastException = ex;
this.eventProducer.error(this, ex.getLocalizedMessage(), 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) {
this.eventProducer.info(this, message);
}
/**
* Shows an alert dialog box.
* @param message the message to display
*/
public void showAlert(String message) {
this.eventProducer.alert(this, message);
}
}
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