fop-core/src/main/java/org/apache/fop/render/afp/AFPRendererContext.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.afp;

import java.util.Map;

import org.apache.fop.afp.AFPPaintingState;
import org.apache.fop.afp.AFPResourceInfo;
import org.apache.fop.afp.AFPResourceManager;
import org.apache.fop.afp.modca.ResourceObject;
import org.apache.fop.configuration.Configuration;
import org.apache.fop.render.AbstractRenderer;
import org.apache.fop.render.ImageHandlerUtil;
import org.apache.fop.render.RendererContext;
import org.apache.fop.render.RendererContextConstants;

/**
 * AFP-specific renderer context class.
 */
public class AFPRendererContext extends RendererContext {

    /**
     * Main constructor
     *
     * @param renderer the current renderer
     * @param mime the MIME type of the output that's generated.
     */
    public AFPRendererContext(AbstractRenderer renderer, String mime) {
        super(renderer, mime);
    }

    /**
     * Returns a new AFPInfo for this renderer context
     *
     * @return an AFPInfo for this renderer context
     */
    public AFPInfo getInfo() {
        AFPInfo info = new AFPInfo();
        info.setWidth((Integer) getProperty(RendererContextConstants.WIDTH));
        info.setHeight((Integer) getProperty(RendererContextConstants.HEIGHT));
        info.setX((Integer) getProperty(RendererContextConstants.XPOS));
        info.setY((Integer) getProperty(RendererContextConstants.YPOS));
        info.setHandlerConfiguration((Configuration) getProperty(
                RendererContextConstants.HANDLER_CONFIGURATION));
        info.setFontInfo((org.apache.fop.fonts.FontInfo)getProperty(
                AFPRendererContextConstants.AFP_FONT_INFO));
        info.setPaintingState((AFPPaintingState)getProperty(
                AFPRendererContextConstants.AFP_PAINTING_STATE));
        info.setResourceManager(((AFPResourceManager)getProperty(
                AFPRendererContextConstants.AFP_RESOURCE_MANAGER)));

        Map foreignAttributes = (Map)getProperty(RendererContextConstants.FOREIGN_ATTRIBUTES);
        if (foreignAttributes != null) {
            boolean paintAsBitmap = ImageHandlerUtil.isConversionModeBitmap(foreignAttributes);
            info.setPaintAsBitmap(paintAsBitmap);

            AFPForeignAttributeReader foreignAttributeReader
                = new AFPForeignAttributeReader();
            AFPResourceInfo resourceInfo
                = foreignAttributeReader.getResourceInfo(foreignAttributes);
            // set default resource level if an explicit one hasn't been set
            if (!resourceInfo.levelChanged()) {
                byte resourceType = paintAsBitmap
                    ? ResourceObject.TYPE_IMAGE : ResourceObject.TYPE_GRAPHIC;
                resourceInfo.setLevel(info.getResourceManager().getResourceLevelDefaults()
                        .getDefaultResourceLevel(resourceType));
            }
            info.setResourceInfo(resourceInfo);
        }
        return info;
    }
}