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+/* DisplayMode.java -- a description of display mode configurations
+ Copyright (C) 2002 Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath 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 for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING. If not, write to the
+Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+02111-1307 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library. Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module. An independent module is a module which is not derived from
+or based on this library. If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so. If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package java.awt;
+
+/**
+ * This encapsulates information about the display mode for a graphics
+ * device configuration. They are device dependent, and may not always be
+ * available.
+ *
+ * @author Eric Blake <ebb9@email.byu.edu>
+ * @see GraphicsDevice
+ * @since 1.4
+ * @status updated to 1.4
+ */
+public final class DisplayMode
+{
+ /**
+ * Value of the bit depth if multiple depths are supported.
+ *
+ * @see #getBitDepth()
+ */
+ public static final int BIT_DEPTH_MULTI = -1;
+
+ /**
+ * Value of an unknown refresh rate.
+ *
+ * @see #getRefreshRate()
+ */
+ public static final int REFRESH_RATE_UNKNOWN = 0;
+
+ /** The width. */
+ private final int width;
+
+ /** The height. */
+ private final int height;
+
+ /** The bit depth. */
+ private final int bitDepth;
+
+ /** The refresh rate. */
+ private final int refreshRate;
+
+ /**
+ * Create a mode with the given parameters.
+ *
+ * @param width the width
+ * @param height the height
+ * @param bitDepth the bitDepth
+ * @param refreshRate the refreshRate
+ * @see #BIT_DEPTH_MULTI
+ * @see #REFRESH_RATE_UNKNOWN
+ */
+ public DisplayMode(int width, int height, int bitDepth, int refreshRate)
+ {
+ this.width = width;
+ this.height = height;
+ this.bitDepth = bitDepth;
+ this.refreshRate = refreshRate;
+ }
+
+ /**
+ * Returns the height, in pixels.
+ *
+ * @return the height
+ */
+ public int getHeight()
+ {
+ return height;
+ }
+
+ /**
+ * Returns the width, in pixels.
+ *
+ * @return the width
+ */
+ public int getWidth()
+ {
+ return width;
+ }
+
+ /**
+ * Returns the bit depth, in bits per pixel. This may be BIT_DEPTH_MULTI.
+ *
+ * @return the bit depth
+ * @see #BIT_DEPTH_MULTI
+ */
+ public int getBitDepth()
+ {
+ return bitDepth;
+ }
+
+ /**
+ * Returns the refresh rate, in hertz. This may be REFRESH_RATE_UNKNOWN.
+ *
+ * @return the refresh rate
+ * @see #REFRESH_RATE_UNKNOWN
+ */
+ public int getRefreshRate()
+ {
+ return refreshRate;
+ }
+
+ /**
+ * Test for equality. This returns true for two modes with identical
+ * parameters.
+ *
+ * @param o the object to compare to
+ * @return true if it is equal
+ */
+ public boolean equals(Object o)
+ {
+ if (! (o instanceof DisplayMode))
+ return false;
+ DisplayMode m = (DisplayMode) o;
+ return width == m.width && height == m.height && bitDepth == m.bitDepth
+ && refreshRate == m.refreshRate;
+ }
+
+ /**
+ * Returns a hash code for the display mode.
+ *
+ * @return the hash code
+ */
+ public int hashCode()
+ {
+ return width + height + bitDepth + refreshRate;
+ }
+} // class DisplayMode