src/layer/Layer.js
function (displayName) {

            /**
             * This layer's display name.
             * @type {String}
             * @default "Layer"
             */
            this.displayName = displayName ? displayName : "Layer";

            /**
             * Indicates whether to display this layer.
             * @type {Boolean}
             * @default true
             */
            this.enabled = true;

            /**
             * Indicates whether this layer is pickable.
             * @type {Boolean}
             * @default true
             */
            this.pickEnabled = true;

            /**
             * This layer's opacity, which is combined with the opacity of shapes within layers.
             * Opacity is in the range [0, 1], with 1 indicating fully opaque.
             * @type {Number}
             * @default 1
             */
            this.opacity = 1;

            /**
             * The eye altitude above which this layer is displayed, in meters.
             * @type {Number}
             * @default -Number.MAX_VALUE (always displayed)
             */
            this.minActiveAltitude = -Number.MAX_VALUE;

            /**
             * The eye altitude below which this layer is displayed, in meters.
             * @type {Number}
             * @default Number.MAX_VALUE (always displayed)
             */
            this.maxActiveAltitude = Number.MAX_VALUE;

            /**
             * Indicates whether elements of this layer were drawn in the most recently generated frame.
             * @type {Boolean}
             * @readonly
             */
            this.inCurrentFrame = false;

            /**
             * The time to display. This property selects the layer contents that represents the specified time.
             * If null, layer-type dependent contents are displayed.
             * @type {Date}
             */
            this.time = null;
        }
function (displayName) {

            /**
             * This layer's display name.
             * @type {String}
             * @default "Layer"
             */
            this.displayName = displayName ? displayName : "Layer";

            /**
             * Indicates whether to display this layer.
             * @type {Boolean}
             * @default true
             */
            this.enabled = true;

            /**
             * Indicates whether this layer is pickable.
             * @type {Boolean}
             * @default true
             */
            this.pickEnabled = true;

            /**
             * This layer's opacity, which is combined with the opacity of shapes within layers.
             * Opacity is in the range [0, 1], with 1 indicating fully opaque.
             * @type {Number}
             * @default 1
             */
            this.opacity = 1;

            /**
             * The eye altitude above which this layer is displayed, in meters.
             * @type {Number}
             * @default -Number.MAX_VALUE (always displayed)
             */
            this.minActiveAltitude = -Number.MAX_VALUE;

            /**
             * The eye altitude below which this layer is displayed, in meters.
             * @type {Number}
             * @default Number.MAX_VALUE (always displayed)
             */
            this.maxActiveAltitude = Number.MAX_VALUE;

            /**
             * Indicates whether elements of this layer were drawn in the most recently generated frame.
             * @type {Boolean}
             * @readonly
             */
            this.inCurrentFrame = false;

            /**
             * The time to display. This property selects the layer contents that represents the specified time.
             * If null, layer-type dependent contents are displayed.
             * @type {Date}
             */
            this.time = null;
        }
function ( displayName ) { /**
             * This layer's display name.
             * @type {String}
             * @default "Layer"
             */ this . displayName = displayName ? displayName : "Layer" ; /**
             * Indicates whether to display this layer.
             * @type {Boolean}
             * @default true
             */ this . enabled = true ; /**
             * Indicates whether this layer is pickable.
             * @type {Boolean}
             * @default true
             */ this . pickEnabled = true ; /**
             * This layer's opacity, which is combined with the opacity of shapes within layers.
             * Opacity is in the range [0, 1], with 1 indicating fully opaque.
             * @type {Number}
             * @default 1
             */ this . opacity = 1 ; /**
             * The eye altitude above which this layer is displayed, in meters.
             * @type {Number}
             * @default -Number.MAX_VALUE (always displayed)
             */ this . minActiveAltitude = - Number . MAX_VALUE ; /**
             * The eye altitude below which this layer is displayed, in meters.
             * @type {Number}
             * @default Number.MAX_VALUE (always displayed)
             */ this . maxActiveAltitude = Number . MAX_VALUE ; /**
             * Indicates whether elements of this layer were drawn in the most recently generated frame.
             * @type {Boolean}
             * @readonly
             */ this . inCurrentFrame = false ; /**
             * The time to display. This property selects the layer contents that represents the specified time.
             * If null, layer-type dependent contents are displayed.
             * @type {Date}
             */ this . time = null ; }
Constructs a layer. This constructor is meant to be called by subclasses and not directly by an application.
@alias Layer
@constructor
@classdesc Provides an abstract base class for layer implementations. This class is not meant to be instantiated
directly.
Constructs a layer . This constructor is meant to be called by subclasses and not directly by an application .