01: /* ========================================================================
02: * JCommon : a free general purpose class library for the Java(tm) platform
03: * ========================================================================
04: *
05: * (C) Copyright 2000-2007, by Object Refinery Limited and Contributors.
06: *
07: * Project Info: http://www.jfree.org/jcommon/index.html
08: *
09: * This library is free software; you can redistribute it and/or modify it
10: * under the terms of the GNU Lesser General Public License as published by
11: * the Free Software Foundation; either version 2.1 of the License, or
12: * (at your option) any later version.
13: *
14: * This library is distributed in the hope that it will be useful, but
15: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17: * License for more details.
18: *
19: * You should have received a copy of the GNU Lesser General Public
20: * License along with this library; if not, write to the Free Software
21: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22: * USA.
23: *
24: * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25: * in the United States and other countries.]
26: *
27: * -----------------------------
28: * GradientPaintTransformer.java
29: * -----------------------------
30: * (C) Copyright 2003-2007, by Object Refinery Limited.
31: *
32: * Original Author: David Gilbert (for Object Refinery Limited);
33: * Contributor(s): -;
34: *
35: * $Id: GradientPaintTransformer.java,v 1.4 2007/04/03 12:34:13 mungady Exp $
36: *
37: * Changes
38: * -------
39: * 28-Oct-2003 : Version 1 (DG);
40: *
41: */
42:
43: package org.jfree.ui;
44:
45: import java.awt.GradientPaint;
46: import java.awt.Shape;
47:
48: /**
49: * The interface for a class that can transform a <code>GradientPaint</code> to
50: * fit an arbitrary shape.
51: *
52: * @author David Gilbert
53: */
54: public interface GradientPaintTransformer {
55:
56: /**
57: * Transforms a <code>GradientPaint</code> instance to fit some target
58: * shape. Classes that implement this method typically return a new
59: * instance of <code>GradientPaint</code>.
60: *
61: * @param paint the original paint (not <code>null</code>).
62: * @param target the reference area (not <code>null</code>).
63: *
64: * @return A transformed paint.
65: */
66: public GradientPaint transform(GradientPaint paint, Shape target);
67:
68: }
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