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    1   /*
    2    * Copyright (c) 1997, 1999, 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 java.awt;
   27   
   28   /**
   29    * The <code>Transparency</code> interface defines the common transparency
   30    * modes for implementing classes.
   31    */
   32   public interface Transparency {
   33   
   34       /**
   35        * Represents image data that is guaranteed to be completely opaque,
   36        * meaning that all pixels have an alpha value of 1.0.
   37        */
   38       public final static int OPAQUE            = 1;
   39   
   40       /**
   41        * Represents image data that is guaranteed to be either completely
   42        * opaque, with an alpha value of 1.0, or completely transparent,
   43        * with an alpha value of 0.0.
   44        */
   45       public final static int BITMASK = 2;
   46   
   47       /**
   48        * Represents image data that contains or might contain arbitrary
   49        * alpha values between and including 0.0 and 1.0.
   50        */
   51       public final static int TRANSLUCENT        = 3;
   52   
   53       /**
   54        * Returns the type of this <code>Transparency</code>.
   55        * @return the field type of this <code>Transparency</code>, which is
   56        *          either OPAQUE, BITMASK or TRANSLUCENT.
   57        */
   58       public int getTransparency();
   59   }

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