1 /* 2 * Copyright (c) 1997, 2007, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.java2d.pipe; 27 28 import java.awt.Rectangle; 29 import java.awt.Shape; 30 import sun.java2d.SunGraphics2D; 31 32 /** 33 * This interface defines the set of calls used by a rendering pipeline 34 * based on an AATileGenerator to communicate the alpha tile sequence 35 * to the output (compositing) stages of the pipeline. 36 */ 37 public interface CompositePipe { startSequence(SunGraphics2D sg, Shape s, Rectangle dev, int[] abox)38 public Object startSequence(SunGraphics2D sg, Shape s, Rectangle dev, 39 int[] abox); 40 needTile(Object context, int x, int y, int w, int h)41 public boolean needTile(Object context, int x, int y, int w, int h); 42 renderPathTile(Object context, byte[] atile, int offset, int tilesize, int x, int y, int w, int h)43 public void renderPathTile(Object context, 44 byte[] atile, int offset, int tilesize, 45 int x, int y, int w, int h); 46 skipTile(Object context, int x, int y)47 public void skipTile(Object context, int x, int y); 48 endSequence(Object context)49 public void endSequence(Object context); 50 } 51