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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.Dimension;
import java.awt.geom.AffineTransform;
import java.awt.geom.Dimension2D;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.parsers.SAXParserFactory;
import org.xml.sax.SAXException;
import org.apache.batik.bridge.UserAgentAdapter;
/**
* A simple SVG user agent.
* This is an implementation of the Batik SVG user agent. It ignores any message output sent
* by Batik.
*/
public class SimpleSVGUserAgent extends UserAgentAdapter {
private AffineTransform currentTransform = null;
private float pixelUnitToMillimeter = 0.0f;
/**
* Creates a new user agent.
* @param pixelUnitToMM the pixel to millimeter conversion factor currently in effect
* @param at the current transform
*/
public SimpleSVGUserAgent(float pixelUnitToMM, AffineTransform at) {
pixelUnitToMillimeter = pixelUnitToMM;
currentTransform = at;
}
/**
* Returns a customized the pixel to mm factor.
* @return the pixel unit to millimeter conversion factor
*/
public float getPixelUnitToMillimeter() {
return pixelUnitToMillimeter;
}
/**
* 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;
}
private static final String XML_PARSER_CLASS_NAME;
static {
String result;
try {
SAXParserFactory factory = SAXParserFactory.newInstance();
result = factory.newSAXParser().getXMLReader().getClass().getName();
} catch (SAXException e) {
result = null;
} catch (ParserConfigurationException e) {
result = null;
}
XML_PARSER_CLASS_NAME = result;
}
/**
* Returns the class name of the XML parser.
* @return the XML parser class name
*/
public String getXMLParserClassName() {
return XML_PARSER_CLASS_NAME;
}
/**
* 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;
}
/** {@inheritDoc} */
public void setTransform(AffineTransform at) {
this.currentTransform = at;
}
/**
* 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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