| /* |
| * 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 java.awt.Rectangle; |
| import java.awt.geom.Point2D; |
| import java.awt.geom.Rectangle2D; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.apache.commons.io.IOUtils; |
| |
| import org.apache.xmlgraphics.image.loader.Image; |
| import org.apache.xmlgraphics.image.loader.ImageFlavor; |
| import org.apache.xmlgraphics.image.loader.ImageInfo; |
| import org.apache.xmlgraphics.image.loader.impl.ImageRawEPS; |
| import org.apache.xmlgraphics.ps.PSGenerator; |
| import org.apache.xmlgraphics.ps.PSImageUtils; |
| |
| import org.apache.fop.render.ImageHandler; |
| import org.apache.fop.render.RenderingContext; |
| |
| /** |
| * Image handler implementation which handles EPS images for PostScript output. |
| */ |
| public class PSImageHandlerEPS implements ImageHandler { |
| |
| private static final ImageFlavor[] FLAVORS = new ImageFlavor[] { |
| ImageFlavor.RAW_EPS |
| }; |
| |
| /** {@inheritDoc} */ |
| public void handleImage(RenderingContext context, Image image, Rectangle pos) |
| throws IOException { |
| PSRenderingContext psContext = (PSRenderingContext)context; |
| PSGenerator gen = psContext.getGenerator(); |
| ImageRawEPS eps = (ImageRawEPS)image; |
| |
| float x = (float)pos.getX() / 1000f; |
| float y = (float)pos.getY() / 1000f; |
| float w = (float)pos.getWidth() / 1000f; |
| float h = (float)pos.getHeight() / 1000f; |
| |
| ImageInfo info = image.getInfo(); |
| Rectangle2D bbox = eps.getBoundingBox(); |
| if (bbox == null) { |
| bbox = new Rectangle2D.Double(); |
| bbox.setFrame(new Point2D.Double(), info.getSize().getDimensionPt()); |
| } |
| InputStream in = eps.createInputStream(); |
| try { |
| String resourceName = info.getOriginalURI(); |
| if (resourceName == null) { |
| resourceName = "inline image"; |
| } |
| PSImageUtils.renderEPS(in, resourceName, |
| new Rectangle2D.Float(x, y, w, h), |
| bbox, |
| gen); |
| } finally { |
| IOUtils.closeQuietly(in); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| public int getPriority() { |
| return 200; |
| } |
| |
| /** {@inheritDoc} */ |
| public Class getSupportedImageClass() { |
| return ImageRawEPS.class; |
| } |
| |
| /** {@inheritDoc} */ |
| public ImageFlavor[] getSupportedImageFlavors() { |
| return FLAVORS; |
| } |
| |
| /** {@inheritDoc} */ |
| public boolean isCompatible(RenderingContext targetContext, Image image) { |
| if (targetContext instanceof PSRenderingContext) { |
| PSRenderingContext psContext = (PSRenderingContext)targetContext; |
| return !psContext.isCreateForms() |
| && (image == null || image instanceof ImageRawEPS); |
| } |
| return false; |
| } |
| |
| } |