fop/src/java/org/apache/fop/render/java2d/Java2DRendererConfigurator.java

/*
 * 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.render.java2d;

import org.apache.avalon.framework.configuration.Configuration;
import org.apache.fop.apps.FOPException;
import org.apache.fop.apps.FOUserAgent;
import org.apache.fop.render.PrintRendererConfigurator;
import org.apache.fop.render.Renderer;

/**
 * Configurerer for Java 2D renderer
 */
public class Java2DRendererConfigurator extends PrintRendererConfigurator {

    /**
     * Default constructor
     * @param userAgent user agent
     */
    public Java2DRendererConfigurator(FOUserAgent userAgent) {
        super(userAgent);
    }

    /**
     * Configure the Java 2D renderer.
     * @param renderer java 2d renderer
     * @throws FOPException fop exception
     */
    public void configure(Renderer renderer) throws FOPException {
        Configuration cfg = super.getRendererConfig(renderer);
        if (cfg != null) {
            Java2DRenderer java2dRenderer = (Java2DRenderer)renderer;
            String value = cfg.getChild(
                    Java2DRenderer.JAVA2D_TRANSPARENT_PAGE_BACKGROUND, true).getValue(null);
            if (value != null) {
                java2dRenderer.setTransparentPageBackground("true".equalsIgnoreCase(value));
            }
        }
        super.configure(renderer);
    }
}