/*

 * Copyright (c) 1997, 2013, 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

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 */

package java.awt;

import java.lang.annotation.Native;

/**

 * The <code>Transparency</code> interface defines the common transparency

 * modes for implementing classes.

 */

public interface Transparency {

    /**

     * Represents image data that is guaranteed to be completely opaque,

     * meaning that all pixels have an alpha value of 1.0.

     */

    @Native public final static int OPAQUE            = 1;

    /**

     * Represents image data that is guaranteed to be either completely

     * opaque, with an alpha value of 1.0, or completely transparent,

     * with an alpha value of 0.0.

     */

    @Native public final static int BITMASK = 2;

    /**

     * Represents image data that contains or might contain arbitrary

     * alpha values between and including 0.0 and 1.0.

     */

    @Native public final static int TRANSLUCENT        = 3;

    /**

     * Returns the type of this <code>Transparency</code>.

     * @return the field type of this <code>Transparency</code>, which is

     *          either OPAQUE, BITMASK or TRANSLUCENT.

     */

    public int getTransparency();

}