cesiumDemo/Source/Scene/VerticalOrigin.js

import freezeObject from '../Core/freezeObject.js';

    /**
     * The vertical location of an origin relative to an object, e.g., a {@link Billboard}
     * or {@link Label}.  For example, setting the vertical origin to <code>TOP</code>
     * or <code>BOTTOM</code> will display a billboard above or below (in screen space)
     * the anchor position.
     * <br /><br />
     * <div align='center'>
     * <img src='Images/Billboard.setVerticalOrigin.png' width='695' height='175' /><br />
     * </div>
     *
     * @exports VerticalOrigin
     *
     * @see Billboard#verticalOrigin
     * @see Label#verticalOrigin
     */
    var VerticalOrigin = {
        /**
         * The origin is at the vertical center between <code>BASELINE</code> and <code>TOP</code>.
         *
         * @type {Number}
         * @constant
         */
        CENTER : 0,

        /**
         * The origin is at the bottom of the object.
         *
         * @type {Number}
         * @constant
         */
        BOTTOM : 1,

        /**
         * If the object contains text, the origin is at the baseline of the text, else the origin is at the bottom of the object.
         *
         * @type {Number}
         * @constant
         */
        BASELINE : 2,

        /**
         * The origin is at the top of the object.
         *
         * @type {Number}
         * @constant
         */
        TOP : -1
    };
export default freezeObject(VerticalOrigin);