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| 1 | /* | ||
| 2 | * Copyright (c) 2007, 2008, 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.hw; | ||
| 27 | |||
| 28 | import java.awt.image.VolatileImage; | ||
| 29 | |||
| 30 | /** | ||
| 31 | * Implementors of this interface provida a way to create a | ||
| 32 | * {@code VolatileImage} whose destination surface is an | ||
| 33 | * {@link AccelSurface} of specified type. | ||
| 34 | * | ||
| 35 | * @see AccelSurface | ||
| 36 | */ | ||
| 37 | public interface AccelGraphicsConfig extends BufferedContextProvider { | ||
| 38 | /** | ||
| 39 | * Returns a VolatileImage with specified width, height, transparency | ||
| 40 | * and guaranteed accelerated surface type. If such image can not be created | ||
| 41 | * (out of vram error, specific surface type is not supported) null | ||
| 42 | * is returned. | ||
| 43 | * | ||
| 44 | * Note: if {@link AccelSurface#TEXTURE} type is requested, rendering | ||
| 45 | * to the image will be denied by throwing | ||
| 46 | * {@code UnsupportedOperationException } | ||
| 47 | * from {@link java.awt.image.VolatileImage#getGraphics} and | ||
| 48 | * {@link java.awt.image.VolatileImage#createGraphics} | ||
| 49 | * | ||
| 50 | * @param width the width of the returned {@code VolatileImage} | ||
| 51 | * @param height the height of the returned {@code VolatileImage} | ||
| 52 | * @param transparency the specified transparency mode | ||
| 53 | * @param type requested accelerated surface type as specified by constants | ||
| 54 | * in AccelSurface interface | ||
| 55 | * @return a {@code VolatileImage} backed up by requested accelerated | ||
| 56 | * surface type or null | ||
| 57 | * @throws IllegalArgumentException if the transparency is not a valid value | ||
| 58 | * @see AccelSurface#TEXTURE | ||
| 59 | * @see AccelSurface#RT_PLAIN | ||
| 60 | * @see AccelSurface#RT_TEXTURE | ||
| 61 | */ | ||
| 62 | public VolatileImage createCompatibleVolatileImage(int width, int height, | ||
| 63 | int transparency, | ||
| 64 | int type); | ||
| 65 | /** | ||
| 66 | * Returns object representing capabilities of the context associated | ||
| 67 | * with this {@code AccelGraphicsConfig}. | ||
| 68 | * | ||
| 69 | * @return ContextCapabilities object representing caps | ||
| 70 | * @see ContextCapabilities | ||
| 71 | */ | ||
| 72 | public ContextCapabilities getContextCapabilities(); | ||
| 73 | |||
| 74 | /** | ||
| 75 | * Adds an {@code AccelDeviceEventListener} to listen to accelerated | ||
| 76 | * device's (which is associated with this {@code AccelGraphicsConfig}) | ||
| 77 | * events. | ||
| 78 | * | ||
| 79 | * Note: a hard link to the listener may be kept so it must be explicitly | ||
| 80 | * removed via {@link #removeDeviceEventListener()}. | ||
| 81 | * | ||
| 82 | * @param l the listener | ||
| 83 | * @see AccelDeviceEventListener | ||
| 84 | */ | ||
| 85 | public void addDeviceEventListener(AccelDeviceEventListener l); | ||
| 86 | |||
| 87 | /** | ||
| 88 | * Removes an {@code AccelDeviceEventListener} from the list of listeners | ||
| 89 | * for this device's events. | ||
| 90 | * | ||
| 91 | * @param l the listener | ||
| 92 | * @see AccelDeviceEventListener | ||
| 93 | */ | ||
| 94 | public void removeDeviceEventListener(AccelDeviceEventListener l); | ||
| 95 | } | ||