openseadragon/src/displayrectangle.js

/*
 * OpenSeadragon
 *
 * Copyright (C) 2009 CodePlex Foundation
 * Copyright (C) 2010-2013 OpenSeadragon contributors
 *
 * 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 CodePlex Foundation 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
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

(function( $ ){

/**
 * A display rectanlge is very similar to the OpenSeadragon.Rect but adds two
 * fields, 'minLevel' and 'maxLevel' which denote the supported zoom levels
 * for this rectangle.
 * @class
 * @extends OpenSeadragon.Rect
 * @param {Number} x The vector component 'x'.
 * @param {Number} y The vector component 'y'.
 * @param {Number} width The vector component 'height'.
 * @param {Number} height The vector component 'width'.
 * @param {Number} minLevel The lowest zoom level supported.
 * @param {Number} maxLevel The highest zoom level supported.
 * @property {Number} minLevel The lowest zoom level supported.
 * @property {Number} maxLevel The highest zoom level supported.
 */
$.DisplayRect = function( x, y, width, height, minLevel, maxLevel ) {
    $.Rect.apply( this, [ x, y, width, height ] );

    this.minLevel = minLevel;
    this.maxLevel = maxLevel;
};

$.extend( $.DisplayRect.prototype, $.Rect.prototype );

}( OpenSeadragon ));