fop/src/java/org/apache/fop/render/ps/PSImageUtils.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.ps;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.xmlgraphics.ps.PSGenerator;

import org.apache.fop.image.EPSImage;
import org.apache.fop.image.FopImage;

/**
 * Utility code for rendering images in PostScript.
 */
public class PSImageUtils extends org.apache.xmlgraphics.ps.PSImageUtils {

    /** logging instance */
    protected static Log log = LogFactory.getLog(PSImageUtils.class);

    /**
     * Renders an EPS image to PostScript.
     * @param img EPS image to render
     * @param x x position
     * @param y y position
     * @param w width
     * @param h height
     * @param gen PS generator
     * @deprecated Use {@link #renderEPS(java.io.InputStream, String, java.awt.geom.Rectangle2D,
     *          java.awt.geom.Rectangle2D, PSGenerator)} instead
     */
    public static void renderEPS(EPSImage img, 
            float x, float y, float w, float h,
            PSGenerator gen) {
        try {
            if (!img.load(FopImage.ORIGINAL_DATA)) {
                gen.commentln("%EPS image could not be processed: " + img);
                return;
            }
            int[] bbox = img.getBBox();
            int bboxw = bbox[2] - bbox[0];
            int bboxh = bbox[3] - bbox[1];
            String name = img.getDocName();
            if (name == null || name.length() == 0) {
                name = img.getOriginalURI();
            }
            renderEPS(img.getEPSImage(), name,
                x, y, w, h,
                bbox[0], bbox[1], bboxw, bboxh, gen);

        } catch (Exception e) {
            log.error("PSRenderer.renderImageArea(): Error rendering bitmap ("
                                   + e.getMessage() + ")", e);
        }
    }

}