| /* |
| * 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.awt.geom.AffineTransform; |
| import java.io.IOException; |
| |
| import org.apache.xmlgraphics.image.loader.Image; |
| import org.apache.xmlgraphics.image.loader.ImageFlavor; |
| import org.apache.xmlgraphics.image.loader.impl.ImageGraphics2D; |
| |
| import org.apache.fop.afp.AFPDataObjectInfo; |
| import org.apache.fop.afp.AFPGraphics2D; |
| import org.apache.fop.afp.AFPGraphicsObjectInfo; |
| 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.render.ImageHandler; |
| import org.apache.fop.render.ImageHandlerUtil; |
| import org.apache.fop.render.RenderingContext; |
| |
| /** |
| * PDFImageHandler implementation which handles Graphics2D images. |
| */ |
| public class AFPImageHandlerGraphics2D extends AFPImageHandler implements ImageHandler { |
| |
| private static final ImageFlavor[] FLAVORS = new ImageFlavor[] { |
| ImageFlavor.GRAPHICS2D |
| }; |
| |
| private void setDefaultResourceLevel(AFPGraphicsObjectInfo graphicsObjectInfo, |
| AFPResourceManager resourceManager) { |
| AFPResourceInfo resourceInfo = graphicsObjectInfo.getResourceInfo(); |
| if (!resourceInfo.levelChanged()) { |
| resourceInfo.setLevel(resourceManager.getResourceLevelDefaults() |
| .getDefaultResourceLevel(ResourceObject.TYPE_GRAPHIC)); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| public int getPriority() { |
| return 200; |
| } |
| |
| /** {@inheritDoc} */ |
| public Class getSupportedImageClass() { |
| return ImageGraphics2D.class; |
| } |
| |
| /** {@inheritDoc} */ |
| public ImageFlavor[] getSupportedImageFlavors() { |
| return FLAVORS; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected AFPDataObjectInfo createDataObjectInfo() { |
| return new AFPGraphicsObjectInfo(); |
| } |
| |
| /** {@inheritDoc} */ |
| public void handleImage(RenderingContext context, Image image, Rectangle pos) |
| throws IOException { |
| AFPRenderingContext afpContext = (AFPRenderingContext)context; |
| |
| AFPDataObjectInfo info = createDataObjectInfo(); |
| assert (info instanceof AFPGraphicsObjectInfo); |
| AFPGraphicsObjectInfo graphicsObjectInfo = (AFPGraphicsObjectInfo) info; |
| graphicsObjectInfo.setCreatePageSegment(afpContext.getPaintingState().getWrapGocaPSeg()); |
| |
| // set resource information |
| |
| graphicsObjectInfo.setResourceInfo(createResourceInformation( |
| image.getInfo().getOriginalURI(), |
| afpContext.getForeignAttributes())); |
| |
| // Positioning |
| graphicsObjectInfo.setObjectAreaInfo( |
| createObjectAreaInfo(afpContext.getPaintingState(), pos)); |
| |
| setDefaultResourceLevel(graphicsObjectInfo, afpContext.getResourceManager()); |
| |
| AFPPaintingState paintingState = afpContext.getPaintingState(); |
| paintingState.save(); // save |
| AffineTransform placement = new AffineTransform(); |
| placement.translate(pos.x, pos.y); |
| paintingState.concatenate(placement); |
| |
| // Image content |
| ImageGraphics2D imageG2D = (ImageGraphics2D)image; |
| final boolean textAsShapes = paintingState.isStrokeGOCAText(); |
| AFPGraphics2D g2d = new AFPGraphics2D( |
| textAsShapes, |
| afpContext.getPaintingState(), |
| afpContext.getResourceManager(), |
| graphicsObjectInfo.getResourceInfo(), |
| (textAsShapes ? null : afpContext.getFontInfo())); |
| g2d.setGraphicContext(new org.apache.xmlgraphics.java2d.GraphicContext()); |
| |
| graphicsObjectInfo.setGraphics2D(g2d); |
| graphicsObjectInfo.setPainter(imageG2D.getGraphics2DImagePainter()); |
| |
| // Create image |
| afpContext.getResourceManager().createObject(graphicsObjectInfo); |
| |
| paintingState.restore(); // resume |
| } |
| |
| /** {@inheritDoc} */ |
| public boolean isCompatible(RenderingContext targetContext, Image image) { |
| boolean supported = (image == null || image instanceof ImageGraphics2D) |
| && targetContext instanceof AFPRenderingContext; |
| if (supported) { |
| AFPRenderingContext afpContext = (AFPRenderingContext)targetContext; |
| if (!afpContext.getPaintingState().isGOCAEnabled()) { |
| return false; |
| } |
| String mode = (String)targetContext.getHint(ImageHandlerUtil.CONVERSION_MODE); |
| if (ImageHandlerUtil.isConversionModeBitmap(mode)) { |
| //Disabling this image handler automatically causes a bitmap to be generated |
| return false; |
| } |
| } |
| return supported; |
| } |
| } |