diff options
Diffstat (limited to 'src/java/org/apache/fop/pdf/BitmapImage.java')
| -rw-r--r-- | src/java/org/apache/fop/pdf/BitmapImage.java | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/src/java/org/apache/fop/pdf/BitmapImage.java b/src/java/org/apache/fop/pdf/BitmapImage.java new file mode 100644 index 000000000..1f1d4e613 --- /dev/null +++ b/src/java/org/apache/fop/pdf/BitmapImage.java @@ -0,0 +1,239 @@ +/* + * $Id: BitmapImage.java,v 1.5 2003/03/07 08:25:47 jeremias Exp $ + * ============================================================================ + * The Apache Software License, Version 1.1 + * ============================================================================ + * + * Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modifica- + * tion, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * 3. The end-user documentation included with the redistribution, if any, must + * include the following acknowledgment: "This product includes software + * developed by the Apache Software Foundation (http://www.apache.org/)." + * Alternately, this acknowledgment may appear in the software itself, if + * and wherever such third-party acknowledgments normally appear. + * + * 4. The names "FOP" and "Apache Software Foundation" must not be used to + * endorse or promote products derived from this software without prior + * written permission. For written permission, please contact + * apache@apache.org. + * + * 5. Products derived from this software may not be called "Apache", nor may + * "Apache" appear in their name, without prior written permission of the + * Apache Software Foundation. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, + * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU- + * DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * ============================================================================ + * + * This software consists of voluntary contributions made by many individuals + * on behalf of the Apache Software Foundation and was originally created by + * James Tauber <jtauber@jtauber.com>. For more information on the Apache + * Software Foundation, please see <http://www.apache.org/>. + */ +package org.apache.fop.pdf; + +import java.io.IOException; +import java.util.Map; + +/** + * Bitmap image. + * This is used to create a bitmap image that will be inserted + * into pdf. + */ +public class BitmapImage implements PDFImage { + private int height; + private int width; + private int bitsPerPixel; + private PDFColorSpace colorSpace; + private byte[] bitmaps; + private String maskRef; + private PDFColor transparent = null; + private String key; + private Map filters; + + /** + * Create a bitmap image. + * Creates a new bitmap image with the given data. + * + * @param k the key to be used to lookup the image + * @param width the width of the image + * @param height the height of the image + * @param data the bitmap data + * @param mask the transparancy mask reference if any + */ + public BitmapImage(String k, int width, int height, byte[] data, + String mask) { + this.key = k; + this.height = height; + this.width = width; + this.bitsPerPixel = 8; + this.colorSpace = new PDFColorSpace(PDFColorSpace.DEVICE_RGB); + this.bitmaps = data; + maskRef = mask; + } + + /** + * Setup this image with the pdf document. + * + * @param doc the pdf document this will be inserted into + */ + public void setup(PDFDocument doc) { + filters = doc.getFilterMap(); + } + + /** + * Get the key for this image. + * This key is used by the pdf document so that it will only + * insert an image once. All other references to the same image + * will use the same XObject reference. + * + * @return the unique key to identify this image + */ + public String getKey() { + return key; + } + + /** + * Get the width of this image. + * + * @return the width of the image + */ + public int getWidth() { + return width; + } + + /** + * Get the height of this image. + * + * @return the height of the image + */ + public int getHeight() { + return height; + } + + /** + * Set the color space for this image. + * + * @param cs the pdf color space + */ + public void setColorSpace(PDFColorSpace cs) { + colorSpace = cs; + } + + /** + * Get the color space for the image data. + * Possible options are: DeviceGray, DeviceRGB, or DeviceCMYK + * + * @return the pdf doclor space + */ + public PDFColorSpace getColorSpace() { + return colorSpace; + } + + /** + * Get the number of bits per pixel. + * + * @return the number of bits per pixel + */ + public int getBitsPerPixel() { + return bitsPerPixel; + } + + /** + * Set the transparent color for this iamge. + * + * @param t the transparent color + */ + public void setTransparent(PDFColor t) { + transparent = t; + } + + /** + * Check if this image has a transparent color. + * + * @return true if it has a transparent color + */ + public boolean isTransparent() { + return transparent != null; + } + + /** + * Get the transparent color for this image. + * + * @return the transparent color if any + */ + public PDFColor getTransparentColor() { + return transparent; + } + + /** + * Get the bitmap mask reference for this image. + * Current not supported. + * + * @return the bitmap mask reference + */ + public String getMask() { + return null; + } + + /** + * Get the soft mask reference for this image. + * + * @return the soft mask reference if any + */ + public String getSoftMask() { + return maskRef; + } + + /** + * Get the pdf data stream for the bitmap data. + * + * @return a pdf stream containing the filtered image data + * @throws IOException if there is an error handling the data + */ + public PDFStream getDataStream() throws IOException { + // delegate the stream work to PDFStream + PDFStream imgStream = new PDFStream(0); + + imgStream.setData(bitmaps); + + imgStream.addDefaultFilters(filters, PDFStream.CONTENT_FILTER); + return imgStream; + } + + /** + * Get the ICC stream. + * @return always returns null since this has no icc color space + */ + public PDFICCStream getICCStream() { + return null; + } + + /** + * Check if this is a postscript image. + * @return always returns false + */ + public boolean isPS() { + return false; + } +} + + |