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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libjava/] [classpath/] [java/] [awt/] [ImageCapabilities.java] - Blame information for rev 771

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1 771 jeremybenn
/* ImageCapabilities.java -- the capabilities of an image buffer
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   Copyright (C) 2002, 2005 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING.  If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library.  Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module.  An independent module is a module which is not derived from
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or based on this library.  If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so.  If you do not wish to do so, delete this
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exception statement from your version. */
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package java.awt;
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/**
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 * This class represents the capabilities of an image buffer.  An
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 * image buffer may be backed by accelerated graphics resources.
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 * Those resources may or may not be volatile.  This class is used to
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 * describe these image buffer characteristics.
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 */
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public class ImageCapabilities implements Cloneable
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{
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  /**
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   * Whether or not this the image buffer uses accelerated graphics
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   * resources.
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   */
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  private final boolean accelerated;
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  /**
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   * Create a new image capability descriptor.
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   *
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   * @param accelerated true if the image buffer uses accelerated
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   * graphics resources
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   */
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  public ImageCapabilities(boolean accelerated)
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  {
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    this.accelerated = accelerated;
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  }
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  /**
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   * Returns whether or not the image buffer uses accelerated graphics
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   * resources.
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   *
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   * @return true if the image buffer uses accelerated graphics
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   * resources; false otherwise
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   */
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  public boolean isAccelerated()
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  {
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    return accelerated;
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  }
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  /**
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   * Returns whether or not the image buffer's resources are volatile,
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   * meaning that they can be reclaimed by the graphics system at any
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   * time.
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   *
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   * @return true if the image buffer's resources are volatile; false
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   * otherwise
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   */
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  public boolean isTrueVolatile()
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  {
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    return true;
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  }
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  /**
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   * Clone this image capability descriptor.
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   *
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   * @return a clone of this image capability descriptor
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   */
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  public Object clone()
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  {
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    try
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      {
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        return super.clone();
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      }
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    catch (CloneNotSupportedException e)
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      {
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        throw (Error) new InternalError().initCause(e);
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      }
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  }
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}

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