org.nuiton.jaxx.widgets.extra.datatips.DataTipCell Maven / Gradle / Ivy

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/*
 * %%Ignore-License
 * 
 * Copyright (c) 2002 - 2005, Stephen Kelvin Friedrich. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * - Redistributions of source code must retain the above copyright notice, this list
 *   of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright notice, this
 *   list of conditions and the following disclaimer in the documentation and/or other
 *   materials provided with the distribution.
 * - Neither the name of the copyright holder nor the names of its contributors may be
 *   used to endorse or promote products derived from this software without specific
 *   prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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 */
package org.nuiton.jaxx.widgets.extra.datatips;

import java.awt.Component;
import java.awt.Rectangle;

interface DataTipCell {

    boolean isSet();

    Component getRendererComponent();

    Rectangle getCellBounds();

    /**
     * 'Null' value for cells (location is outside of any cell bounds).
     */
    DataTipCell NONE = new DataTipCell() {

        public boolean isSet() {
            return false;
        }

        public Component getRendererComponent() {
            return null;
        }

        public Rectangle getCellBounds() {
            return null;
        }

        public boolean equals(Object obj) {
            return false;
        }

        public int hashCode() {
            return 0;
        }
    };
}