phaser4-rex-plugins
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JavaScript
(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
typeof define === 'function' && define.amd ? define(factory) :
(global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.rexlevelcounter = factory());
})(this, (function () { 'use strict';
function getDefaultExportFromCjs (x) {
return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
}
var eventemitter3 = {exports: {}};
(function (module) {
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.
//
{
module.exports = EventEmitter;
}
} (eventemitter3));
var eventemitter3Exports = eventemitter3.exports;
var EE = /*@__PURE__*/getDefaultExportFromCjs(eventemitter3Exports);
class EventEmitter extends EE {
shutdown() {
this.removeAllListeners();
}
destroy() {
this.removeAllListeners();
}
}
var GetValue = function (source, key, defaultValue) {
if (!source || typeof source === 'number') {
return defaultValue;
}
if (typeof (key) === 'string') {
if (source.hasOwnProperty(key)) {
return source[key];
}
if (key.indexOf('.') !== -1) {
key = key.split('.');
} else {
return defaultValue;
}
}
var keys = key;
var parent = source;
var value = defaultValue;
// Use for loop here so we can break early
for (var i = 0; i < keys.length; i++) {
key = keys[i];
if (parent.hasOwnProperty(key)) {
// Yes it has a key property, let's carry on down
value = parent[key];
parent = value;
}
else {
// Can't go any further, so reset to default
value = defaultValue;
break;
}
}
return value;
};
var IsFunction = function (obj) {
return obj && (typeof(obj) === 'function');
};
class LevelCounter extends EventEmitter {
constructor(config) {
super();
this.setTable(GetValue(config, 'table'));
this.setMaxLevel(GetValue(config, 'maxLevel'));
var exp = GetValue(config, 'exp', 0);
var level = GetValue(config, 'level', undefined);
if ((level !== undefined) && !this.checkLevel(level, exp)) {
console.error(`Level ${level} and Exp ${exp} are mismatch`);
level = undefined;
}
this.resetExp(exp, level);
}
// Configuration
setTable(table) {
this.levelTable = table;
this.isLevelMapFunction = IsFunction(table);
return this;
}
setMaxLevel(maxLevel) {
if (maxLevel === undefined) {
if (Array.isArray(this.levelTable)) {
maxLevel = this.levelTable.length - 1;
} else {
maxLevel = -1;
}
}
var maxExp;
if (maxLevel !== -1) {
maxExp = this.getExp(maxLevel);
} else {
maxExp = -1;
}
this.hasMaxLevel = (maxLevel !== -1);
this.maxLevel = maxLevel;
this.maxExp = maxExp;
return this;
}
resetExp(exp, level) {
if (this.hasMaxLevel && (exp > this.maxExp)) {
exp = this.maxExp;
}
if (level === undefined) {
level = this.getLevel(exp);
}
this._exp = exp;
this._level = level;
this._requiredExp = this.getRequiredExpToNextLevel(level, exp);
// Won't fire `levelup` event
return this;
}
get exp() {
return this._exp;
}
set exp(exp) {
if (this.hasMaxLevel && (exp > this.maxExp)) {
exp = this.maxExp;
}
if (exp < this._exp) {
this.resetExp(exp);
return;
}
if (exp === this._exp) {
return;
}
var level = this.getLevel(exp, this._level);
// Emit levelup event
var prevLevel = this._level;
var fromExp = this._exp,
toExp;
while (1) {
var levelStartExp = this.getExp(prevLevel);
var levelEndExp = this.getExp(prevLevel + 1);
toExp = Math.min(levelEndExp, exp);
this.emit('levelup', prevLevel, fromExp, toExp, levelStartExp, levelEndExp);
if ((prevLevel === level) && (toExp === exp)) {
break;
}
prevLevel++;
fromExp = levelEndExp;
}
this.resetExp(exp, level);
}
get level() {
return this._level;
}
set level(value) {
if (this.hasMaxLevel && (value > this.maxLevel)) {
this.exp = this.maxExp;
} else {
this.exp = this.getExp(value);
}
}
get requiredExp() {
return this._requiredExp;
}
getExp(level) {
if (level === undefined) {
return this._exp;
}
if (this.isLevelMapFunction) {
return this.levelTable(level);
} else {
if (this.hasMaxLevel && (level > this.maxLevel)) {
level = this.maxLevel;
}
return this.levelTable[level];
}
}
getLevel(exp, level) {
if (exp === undefined) {
return this._level;
}
if (level === undefined) {
level = 0;
}
while (1) {
var nextLevelExp = this.getExp(level + 1);
if (nextLevelExp > exp) {
break;
}
level++;
if (this.hasMaxLevel && (nextLevelExp === this.maxExp)) {
break;
}
}
return level;
}
getRequiredExpToNextLevel(level, exp) {
if (level === undefined) {
level = this.level;
}
if (exp === undefined) {
exp = this.exp;
}
return this.getExp(level + 1) - exp;
}
checkLevel(level, exp) {
return (exp >= this.getExp(level)) && (exp < this.getExp(level + 1));
}
gainExp(incExp, callback, scope) {
if (callback) {
this.on('levelup', callback, scope);
}
this.exp += incExp;
if (callback) {
this.off('levelup', callback, scope);
}
return this;
}
setExp(exp, callback, scope) {
if (callback) {
this.on('levelup', callback, scope);
}
this.exp = exp;
if (callback) {
this.off('levelup', callback, scope);
}
return this;
}
setLevel(level, callback, scope) {
if (callback) {
this.on('levelup', callback, scope);
}
this.level = level;
if (callback) {
this.off('levelup', callback, scope);
}
return this;
}
}
return LevelCounter;
}));