01: /*
02: * Copyright 1997-2007 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any 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 {
38: public Object startSequence(SunGraphics2D sg, Shape s,
39: Rectangle dev, int[] abox);
40:
41: public boolean needTile(Object context, int x, int y, int w, int h);
42:
43: public void renderPathTile(Object context, byte[] atile,
44: int offset, int tilesize, int x, int y, int w, int h);
45:
46: public void skipTile(Object context, int x, int y);
47:
48: public void endSequence(Object context);
49: }
|