pixi-timer-events
Version:
A type-based Entity Component System. Implemented in TypeScript
582 lines (518 loc) • 16.3 kB
JavaScript
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/* 0 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const eventemitter3_1 = __webpack_require__(3);
class Timer extends eventemitter3_1.EventEmitter {
constructor(time = 1, manager) {
super();
this.time = time;
if (manager)
this.addTo(manager);
this.active = false;
this.isEnded = false;
this.isStarted = false;
this.expire = false;
this.delay = 0;
this.repeat = 0;
this.loop = false;
this._delayTime = 0;
this._elapsedTime = 0;
this._repeat = 0;
}
addTo(manager) {
this.manager = manager;
this.manager.addTimer(this);
return this;
}
remove() {
if (!this.manager)
return;
this.manager.removeTimer(this);
return this;
}
start() {
this.active = true;
return this;
}
stop() {
this.active = false;
this.emit('stop', this._elapsedTime);
return this;
}
reset() {
this._elapsedTime = 0;
this._repeat = 0;
this._delayTime = 0;
this.isStarted = false;
this.isEnded = false;
return this;
}
update(delta, deltaMS) {
if (!this.active)
return;
if (this.delay > this._delayTime) {
this._delayTime += deltaMS;
return;
}
if (!this.isStarted) {
this.isStarted = true;
this.emit('start', this._elapsedTime);
}
if (this.time > this._elapsedTime) {
let t = this._elapsedTime + deltaMS;
let ended = (t >= this.time);
this._elapsedTime = (ended) ? this.time : t;
this.emit('update', this._elapsedTime, delta);
if (ended) {
if (this.loop || this.repeat > this._repeat) {
this._repeat++;
this.emit('repeat', this._elapsedTime, this._repeat);
this._elapsedTime = 0;
return;
}
this.isEnded = true;
this.active = false;
this.emit('end', this._elapsedTime);
}
}
}
}
exports.default = Timer;
/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const TimerManager_1 = __webpack_require__(2);
const Timer_1 = __webpack_require__(0);
let timer = {
TimerManager: TimerManager_1.default,
Timer: Timer_1.default
};
if (!window.PIXI.timerManager) {
window.PIXI.timerManager = new TimerManager_1.default();
window.PIXI.timer = timer;
}
exports.default = timer;
/***/ }),
/* 2 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const Timer_1 = __webpack_require__(0);
class TimerManager {
constructor() {
this.timers = [];
this._timersToDelete = [];
this._last = 0;
}
update(delta) {
let deltaMS;
if (!delta && delta !== 0) {
deltaMS = this._getDeltaMS();
delta = deltaMS / 1000;
}
else {
deltaMS = delta * 1000;
}
for (let i = 0; i < this.timers.length; i++) {
let timer = this.timers[i];
if (timer.active) {
timer.update(delta, deltaMS);
if (timer.isEnded && timer.expire) {
timer.remove();
}
}
}
if (this._timersToDelete.length) {
for (let i = 0; i < this._timersToDelete.length; i++) {
this._remove(this._timersToDelete[i]);
}
this._timersToDelete.length = 0;
}
}
removeTimer(timer) {
this._timersToDelete.push(timer);
}
addTimer(timer) {
timer.manager = this;
this.timers.push(timer);
}
createTimer(time) {
return new Timer_1.default(time, this);
}
_remove(timer) {
let index = this.timers.indexOf(timer);
if (index > 0)
this.timers.splice(index, 1);
}
_getDeltaMS() {
if (this._last === 0)
this._last = Date.now();
let now = Date.now();
let deltaMS = now - this._last;
this._last = now;
return deltaMS;
}
}
exports.default = TimerManager;
/***/ }),
/* 3 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
var has = Object.prototype.hasOwnProperty
, prefix = '~';
/**
* Constructor to create a storage for our `EE` objects.
* An `Events` instance is a plain object whose properties are event names.
*
* @constructor
* @private
*/
function Events() {}
//
// We try to not inherit from `Object.prototype`. In some engines creating an
// instance in this way is faster than calling `Object.create(null)` directly.
// If `Object.create(null)` is not supported we prefix the event names with a
// character to make sure that the built-in object properties are not
// overridden or used as an attack vector.
//
if (Object.create) {
Events.prototype = Object.create(null);
//
// This hack is needed because the `__proto__` property is still inherited in
// some old browsers like Android 4, iPhone 5.1, Opera 11 and Safari 5.
//
if (!new Events().__proto__) prefix = false;
}
/**
* Representation of a single event listener.
*
* @param {Function} fn The listener function.
* @param {*} context The context to invoke the listener with.
* @param {Boolean} [once=false] Specify if the listener is a one-time listener.
* @constructor
* @private
*/
function EE(fn, context, once) {
this.fn = fn;
this.context = context;
this.once = once || false;
}
/**
* Add a listener for a given event.
*
* @param {EventEmitter} emitter Reference to the `EventEmitter` instance.
* @param {(String|Symbol)} event The event name.
* @param {Function} fn The listener function.
* @param {*} context The context to invoke the listener with.
* @param {Boolean} once Specify if the listener is a one-time listener.
* @returns {EventEmitter}
* @private
*/
function addListener(emitter, event, fn, context, once) {
if (typeof fn !== 'function') {
throw new TypeError('The listener must be a function');
}
var listener = new EE(fn, context || emitter, once)
, evt = prefix ? prefix + event : event;
if (!emitter._events[evt]) emitter._events[evt] = listener, emitter._eventsCount++;
else if (!emitter._events[evt].fn) emitter._events[evt].push(listener);
else emitter._events[evt] = [emitter._events[evt], listener];
return emitter;
}
/**
* Clear event by name.
*
* @param {EventEmitter} emitter Reference to the `EventEmitter` instance.
* @param {(String|Symbol)} evt The Event name.
* @private
*/
function clearEvent(emitter, evt) {
if (--emitter._eventsCount === 0) emitter._events = new Events();
else delete emitter._events[evt];
}
/**
* Minimal `EventEmitter` interface that is molded against the Node.js
* `EventEmitter` interface.
*
* @constructor
* @public
*/
function EventEmitter() {
this._events = new Events();
this._eventsCount = 0;
}
/**
* Return an array listing the events for which the emitter has registered
* listeners.
*
* @returns {Array}
* @public
*/
EventEmitter.prototype.eventNames = function eventNames() {
var names = []
, events
, name;
if (this._eventsCount === 0) return names;
for (name in (events = this._events)) {
if (has.call(events, name)) names.push(prefix ? name.slice(1) : name);
}
if (Object.getOwnPropertySymbols) {
return names.concat(Object.getOwnPropertySymbols(events));
}
return names;
};
/**
* Return the listeners registered for a given event.
*
* @param {(String|Symbol)} event The event name.
* @returns {Array} The registered listeners.
* @public
*/
EventEmitter.prototype.listeners = function listeners(event) {
var evt = prefix ? prefix + event : event
, handlers = this._events[evt];
if (!handlers) return [];
if (handlers.fn) return [handlers.fn];
for (var i = 0, l = handlers.length, ee = new Array(l); i < l; i++) {
ee[i] = handlers[i].fn;
}
return ee;
};
/**
* Return the number of listeners listening to a given event.
*
* @param {(String|Symbol)} event The event name.
* @returns {Number} The number of listeners.
* @public
*/
EventEmitter.prototype.listenerCount = function listenerCount(event) {
var evt = prefix ? prefix + event : event
, listeners = this._events[evt];
if (!listeners) return 0;
if (listeners.fn) return 1;
return listeners.length;
};
/**
* Calls each of the listeners registered for a given event.
*
* @param {(String|Symbol)} event The event name.
* @returns {Boolean} `true` if the event had listeners, else `false`.
* @public
*/
EventEmitter.prototype.emit = function emit(event, a1, a2, a3, a4, a5) {
var evt = prefix ? prefix + event : event;
if (!this._events[evt]) return false;
var listeners = this._events[evt]
, len = arguments.length
, args
, i;
if (listeners.fn) {
if (listeners.once) this.removeListener(event, listeners.fn, undefined, true);
switch (len) {
case 1: return listeners.fn.call(listeners.context), true;
case 2: return listeners.fn.call(listeners.context, a1), true;
case 3: return listeners.fn.call(listeners.context, a1, a2), true;
case 4: return listeners.fn.call(listeners.context, a1, a2, a3), true;
case 5: return listeners.fn.call(listeners.context, a1, a2, a3, a4), true;
case 6: return listeners.fn.call(listeners.context, a1, a2, a3, a4, a5), true;
}
for (i = 1, args = new Array(len -1); i < len; i++) {
args[i - 1] = arguments[i];
}
listeners.fn.apply(listeners.context, args);
} else {
var length = listeners.length
, j;
for (i = 0; i < length; i++) {
if (listeners[i].once) this.removeListener(event, listeners[i].fn, undefined, true);
switch (len) {
case 1: listeners[i].fn.call(listeners[i].context); break;
case 2: listeners[i].fn.call(listeners[i].context, a1); break;
case 3: listeners[i].fn.call(listeners[i].context, a1, a2); break;
case 4: listeners[i].fn.call(listeners[i].context, a1, a2, a3); break;
default:
if (!args) for (j = 1, args = new Array(len -1); j < len; j++) {
args[j - 1] = arguments[j];
}
listeners[i].fn.apply(listeners[i].context, args);
}
}
}
return true;
};
/**
* Add a listener for a given event.
*
* @param {(String|Symbol)} event The event name.
* @param {Function} fn The listener function.
* @param {*} [context=this] The context to invoke the listener with.
* @returns {EventEmitter} `this`.
* @public
*/
EventEmitter.prototype.on = function on(event, fn, context) {
return addListener(this, event, fn, context, false);
};
/**
* Add a one-time listener for a given event.
*
* @param {(String|Symbol)} event The event name.
* @param {Function} fn The listener function.
* @param {*} [context=this] The context to invoke the listener with.
* @returns {EventEmitter} `this`.
* @public
*/
EventEmitter.prototype.once = function once(event, fn, context) {
return addListener(this, event, fn, context, true);
};
/**
* Remove the listeners of a given event.
*
* @param {(String|Symbol)} event The event name.
* @param {Function} fn Only remove the listeners that match this function.
* @param {*} context Only remove the listeners that have this context.
* @param {Boolean} once Only remove one-time listeners.
* @returns {EventEmitter} `this`.
* @public
*/
EventEmitter.prototype.removeListener = function removeListener(event, fn, context, once) {
var evt = prefix ? prefix + event : event;
if (!this._events[evt]) return this;
if (!fn) {
clearEvent(this, evt);
return this;
}
var listeners = this._events[evt];
if (listeners.fn) {
if (
listeners.fn === fn &&
(!once || listeners.once) &&
(!context || listeners.context === context)
) {
clearEvent(this, evt);
}
} else {
for (var i = 0, events = [], length = listeners.length; i < length; i++) {
if (
listeners[i].fn !== fn ||
(once && !listeners[i].once) ||
(context && listeners[i].context !== context)
) {
events.push(listeners[i]);
}
}
//
// Reset the array, or remove it completely if we have no more listeners.
//
if (events.length) this._events[evt] = events.length === 1 ? events[0] : events;
else clearEvent(this, evt);
}
return this;
};
/**
* Remove all listeners, or those of the specified event.
*
* @param {(String|Symbol)} [event] The event name.
* @returns {EventEmitter} `this`.
* @public
*/
EventEmitter.prototype.removeAllListeners = function removeAllListeners(event) {
var evt;
if (event) {
evt = prefix ? prefix + event : event;
if (this._events[evt]) clearEvent(this, evt);
} else {
this._events = new Events();
this._eventsCount = 0;
}
return this;
};
//
// Alias methods names because people roll like that.
//
EventEmitter.prototype.off = EventEmitter.prototype.removeListener;
EventEmitter.prototype.addListener = EventEmitter.prototype.on;
//
// Expose the prefix.
//
EventEmitter.prefixed = prefix;
//
// Allow `EventEmitter` to be imported as module namespace.
//
EventEmitter.EventEmitter = EventEmitter;
//
// Expose the module.
//
if (true) {
module.exports = EventEmitter;
}
/***/ })
/******/ ]);