| /* | |
| * Copyright (c) 1998, Oracle and/or its affiliates. All rights reserved. | |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| * | |
| * This code is free software; you can redistribute it and/or modify it | |
| * under the terms of the GNU General Public License version 2 only, as | |
| * published by the Free Software Foundation. Oracle designates this | |
| * particular file as subject to the "Classpath" exception as provided | |
| * by Oracle in the LICENSE file that accompanied this code. | |
| * | |
| * This code 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 | |
| * version 2 for more details (a copy is included in the LICENSE file that | |
| * accompanied this code). | |
| * | |
| * You should have received a copy of the GNU General Public License version | |
| * 2 along with this work; if not, write to the Free Software Foundation, | |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| * | |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| * or visit www.oracle.com if you need additional information or have any | |
| * questions. | |
| */ | |
| package sun.awt; | |
| /** | |
| * This interface can be implemented on a Graphics object to allow | |
| * the lightweight component code to permanently install a rectangular | |
| * maximum clip that cannot be extended with setClip and which works in | |
| * conjunction with the hit() and getTransform() methods of Graphics2D | |
| * to make it appear as if there really was a component with these | |
| * dimensions. | |
| */ | |
| public interface ConstrainableGraphics { | |
| /** | |
| * Constrain this graphics object to have a permanent device space | |
| * origin of (x, y) and a permanent maximum clip of (x,y,w,h). | |
| * Calling this method is roughly equivalent to: | |
| * g.translate(x, y); | |
| * g.clipRect(0, 0, w, h); | |
| * except that the clip can never be extended outside of these | |
| * bounds, even with setClip() and for the fact that the (x,y) | |
| * become a new device space coordinate origin. | |
| * | |
| * These methods are recursive so that you can further restrict | |
| * the object by calling the constrain() method more times, but | |
| * you can never enlarge its restricted maximum clip. | |
| */ | |
| public void constrain(int x, int y, int w, int h); | |
| } |