| /* IIOReadUpdateListener.java -- |
| Copyright (C) 2004 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package javax.imageio.event; |
| |
| import java.awt.image.BufferedImage; |
| import java.util.EventListener; |
| |
| import javax.imageio.ImageReader; |
| |
| public interface IIOReadUpdateListener extends EventListener |
| { |
| /** |
| * Reports that a given region of the image has been updated. |
| * |
| * @param source the <code>ImageReader</code> object calling this method |
| * @param image the BufferedImage being updated |
| * @param minX the X coordinate of the leftmost updated column of pixels |
| * @param minY the Y coordinate of the uppermost updated row of pixels |
| * @param width the number of updated pixels horizontally |
| * @param height the number of updated pixels vertically |
| * @param periodX the horizontal spacing between updated pixels; a value of 1 means no gaps |
| * @param periodY the vertical spacing between updated pixels; a value of 1 means no gaps |
| * @param bands an array of <code>int</code>s indicating which bands are being updated |
| */ |
| void imageUpdate(ImageReader source, BufferedImage image, int minX, |
| int minY, int width, int height, int periodX, int periodY, |
| int[] bands); |
| |
| /** |
| * Reports that the current read operation has completed a progressive pass. |
| * |
| * @param source the <code>ImageReader</code> object calling this method |
| * @param image the BufferedImage being updated |
| */ |
| void passComplete(ImageReader source, BufferedImage image); |
| |
| /** |
| * Reports that the current read operation is about to begin a progressive pass. |
| * |
| * @param source the <code>ImageReader</code> object calling this method |
| * @param image the BufferedImage being updated |
| * @param pass the numer of the pass that is about to begin, starting with 0 |
| * @param minPass the index of the first pass that will be decoded |
| * @param maxPass the index of the last pass that will be decoded |
| * @param minX the X coordinate of the leftmost updated column of pixels |
| * @param minY the Y coordinate of the uppermost updated row of pixels |
| * @param periodX the horizontal spacing between updated pixels; a value of 1 means no gaps |
| * @param periodY the vertical spacing between updated pixels; a value of 1 means no gaps |
| * @param bands an array of <code>int</code>s indicating which bands are being updated |
| */ |
| void passStarted(ImageReader source, BufferedImage image, int pass, |
| int minPass, int maxPass, int minX, int minY, int periodX, |
| int periodY, int[] bands); |
| |
| /** |
| * Reports that the current thumbnail read operation has completed a progressive pass. |
| * |
| * @param source the <code>ImageReader</code> object calling this method |
| * @param image the BufferedImage being updated |
| */ |
| void thumbnailPassComplete(ImageReader source, BufferedImage image); |
| |
| /** |
| * Reports that the current thumbnail read operation is about to begin a progressive pass. |
| * |
| * @param source the <code>ImageReader</code> object calling this method |
| * @param image the BufferedImage being updated |
| * @param pass the numer of the pass that is about to begin, starting with 0 |
| * @param minPass the index of the first pass that will be decoded |
| * @param maxPass the index of the last pass that will be decoded |
| * @param minX the X coordinate of the leftmost updated column of pixels |
| * @param minY the Y coordinate of the uppermost updated row of pixels |
| * @param periodX the horizontal spacing between updated pixels; a value of 1 means no gaps |
| * @param periodY the vertical spacing between updated pixels; a value of 1 means no gaps |
| * @param bands an array of <code>int</code>s indicating which bands are being updated |
| */ |
| void thumbnailPassStarted(ImageReader source, BufferedImage image, int pass, |
| int minPass, int maxPass, int minX, int minY, |
| int periodX, int periodY, int[] bands); |
| |
| /** |
| * Reports that a given region of a thumbnail image has been updated. |
| * |
| * @param source the <code>ImageReader</code> object calling this method |
| * @param image the BufferedImage being updated |
| * @param minX the X coordinate of the leftmost updated column of pixels |
| * @param minY the Y coordinate of the uppermost updated row of pixels |
| * @param width the number of updated pixels horizontally |
| * @param height the number of updated pixels vertically |
| * @param periodX the horizontal spacing between updated pixels; a value of 1 means no gaps |
| * @param periodY the vertical spacing between updated pixels; a value of 1 means no gaps |
| * @param bands an array of <code>int</code>s indicating which bands are being updated |
| */ |
| void thumbnailUpdate(ImageReader source, BufferedImage image, int minX, |
| int minY, int width, int height, int periodX, |
| int periodY, int[] bands); |
| } |