/* * Copyright (c) 1995, 2007, 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 java.awt.peer; import java.awt.Canvas;import java.awt.GraphicsConfiguration; /** * The peer interface for {@link Canvas}. * * The peer interfaces are intended only for use in porting * the AWT. They are not intended for use by application * developers, and developers should not implement peers * nor invoke any of the peer methods directly on the peer * instances. */public interface CanvasPeer extends ComponentPeer {    /**     * Requests a GC that best suits this Canvas. The returned GC may differ     * from the requested GC passed as the argument to this method. This method     * must return a non-null value (given the argument is non-null as well).     *     * @since 1.7     */    GraphicsConfiguration getAppropriateGraphicsConfiguration(            GraphicsConfiguration gc);}