| /* |
| * 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.awt.Rectangle; |
| import java.io.IOException; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| |
| import org.apache.xmlgraphics.image.loader.Image; |
| import org.apache.xmlgraphics.image.loader.ImageFlavor; |
| import org.apache.xmlgraphics.image.loader.impl.ImageRawEPS; |
| import org.apache.xmlgraphics.image.loader.impl.ImageRawJPEG; |
| import org.apache.xmlgraphics.image.loader.impl.ImageRawStream; |
| import org.apache.xmlgraphics.util.MimeConstants; |
| |
| import org.apache.fop.afp.AFPDataObjectInfo; |
| import org.apache.fop.render.RenderingContext; |
| |
| /** |
| * AFPImageHandler implementation which handles raw stream images. |
| */ |
| public class AFPImageHandlerRawStream extends AbstractAFPImageHandlerRawStream { |
| |
| private static final ImageFlavor[] FLAVORS = new ImageFlavor[] { |
| ImageFlavor.RAW_JPEG, |
| ImageFlavor.RAW_TIFF, |
| ImageFlavor.RAW_EPS, |
| ImageFlavor.RAW |
| }; |
| |
| /** logging instance */ |
| private final Log log = LogFactory.getLog(AFPImageHandlerRawJPEG.class); |
| |
| /** {@inheritDoc} */ |
| public int getPriority() { |
| return 200; |
| } |
| |
| /** {@inheritDoc} */ |
| public Class getSupportedImageClass() { |
| return ImageRawStream.class; |
| } |
| |
| /** {@inheritDoc} */ |
| public ImageFlavor[] getSupportedImageFlavors() { |
| return FLAVORS; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected AFPDataObjectInfo createDataObjectInfo() { |
| return new AFPDataObjectInfo(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void handleImage(RenderingContext context, Image image, Rectangle pos) |
| throws IOException { |
| if (log.isDebugEnabled()) { |
| log.debug("Embedding undecoded image data (" + image.getInfo().getMimeType() |
| + ") as data container..."); |
| } |
| super.handleImage(context, image, pos); |
| } |
| |
| /** {@inheritDoc} */ |
| public boolean isCompatible(RenderingContext targetContext, Image image) { |
| if (targetContext instanceof AFPRenderingContext) { |
| AFPRenderingContext afpContext = (AFPRenderingContext)targetContext; |
| return (afpContext.getPaintingState().isNativeImagesSupported()) |
| && (image == null |
| || image instanceof ImageRawJPEG |
| || image instanceof ImageRawEPS |
| || (image instanceof ImageRawStream && isCompatible((ImageRawStream)image))); |
| } |
| return false; |
| } |
| |
| private boolean isCompatible(ImageRawStream rawStream) { |
| return MimeConstants.MIME_TIFF.equals(rawStream.getMimeType()) |
| || MimeConstants.MIME_PDF.equals(rawStream.getMimeType()); |
| } |
| } |