Google Earth Engine Authors 4091020464 v0.1.278
PiperOrigin-RevId: 390185317
2021-08-12 19:55:45 +00:00

108 lines
2.3 KiB
JavaScript

/**
* @fileoverview A wrapper for numbers.
*/
goog.provide('ee.Number');
goog.require('ee.ApiFunction');
goog.require('ee.ComputedObject');
goog.require('ee.rpc_node');
goog.requireType('ee.Encodable');
goog.requireType('ee.api');
/**
* Constructs a new Number.
*
* @param {number|!Object} number A number or a computed object.
*
* @constructor
* @extends {ee.ComputedObject}
* @export
*/
ee.Number = function(number) {
// Constructor safety.
if (!(this instanceof ee.Number)) {
return ee.ComputedObject.construct(ee.Number, arguments);
} else if (number instanceof ee.Number) {
return number;
}
ee.Number.initialize();
/**
* The internal rerpresentation of this number.
*
* @type {number?}
* @private
*/
this.number_;
if (typeof number === 'number') {
ee.Number.base(this, 'constructor', null, null);
this.number_ = /** @type {number} */ (number);
} else if (number instanceof ee.ComputedObject) {
ee.Number.base(this, 'constructor', number.func, number.args, number.varName);
this.number_ = null;
} else {
throw Error('Invalid argument specified for ee.Number(): ' + number);
}
};
goog.inherits(ee.Number, ee.ComputedObject);
/**
* Whether the class has been initialized with API functions.
* @type {boolean}
* @private
*/
ee.Number.initialized_ = false;
/** Imports API functions to this class. */
ee.Number.initialize = function() {
if (!ee.Number.initialized_) {
ee.ApiFunction.importApi(ee.Number, 'Number', 'Number');
ee.Number.initialized_ = true;
}
};
/** Removes imported API functions from this class. */
ee.Number.reset = function() {
ee.ApiFunction.clearApi(ee.Number);
ee.Number.initialized_ = false;
};
/**
* @override
*/
ee.Number.prototype.encode = function(encoder) {
if (typeof this.number_ === 'number') {
return this.number_;
} else {
return ee.Number.base(this, 'encode', encoder);
}
};
/** @override @return {!ee.api.ValueNode} */
ee.Number.prototype.encodeCloudValue = function(
/** !ee.Encodable.Serializer */ serializer) {
if (typeof this.number_ === 'number') {
return ee.rpc_node.reference(serializer.makeReference(this.number_));
} else {
return ee.Number.base(this, 'encodeCloudValue', serializer);
}
};
/**
* @override
*/
ee.Number.prototype.name = function() {
return 'Number';
};