phaser4-rex-plugins
Version:
586 lines (475 loc) • 17.3 kB
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.rexshipplugin = factory());
})(this, (function () { 'use strict';
var EventEmitterMethods = {
setEventEmitter(eventEmitter, EventEmitterClass) {
if (EventEmitterClass === undefined) {
EventEmitterClass = Phaser.Events.EventEmitter; // Use built-in EventEmitter class by default
}
this._privateEE = (eventEmitter === true) || (eventEmitter === undefined);
this._eventEmitter = (this._privateEE) ? (new EventEmitterClass()) : eventEmitter;
return this;
},
destroyEventEmitter() {
if (this._eventEmitter && this._privateEE) {
this._eventEmitter.shutdown();
}
return this;
},
getEventEmitter() {
return this._eventEmitter;
},
on() {
if (this._eventEmitter) {
this._eventEmitter.on.apply(this._eventEmitter, arguments);
}
return this;
},
once() {
if (this._eventEmitter) {
this._eventEmitter.once.apply(this._eventEmitter, arguments);
}
return this;
},
off() {
if (this._eventEmitter) {
this._eventEmitter.off.apply(this._eventEmitter, arguments);
}
return this;
},
emit(event) {
if (this._eventEmitter && event) {
this._eventEmitter.emit.apply(this._eventEmitter, arguments);
}
return this;
},
addListener() {
if (this._eventEmitter) {
this._eventEmitter.addListener.apply(this._eventEmitter, arguments);
}
return this;
},
removeListener() {
if (this._eventEmitter) {
this._eventEmitter.removeListener.apply(this._eventEmitter, arguments);
}
return this;
},
removeAllListeners() {
if (this._eventEmitter) {
this._eventEmitter.removeAllListeners.apply(this._eventEmitter, arguments);
}
return this;
},
listenerCount() {
if (this._eventEmitter) {
return this._eventEmitter.listenerCount.apply(this._eventEmitter, arguments);
}
return 0;
},
listeners() {
if (this._eventEmitter) {
return this._eventEmitter.listeners.apply(this._eventEmitter, arguments);
}
return [];
},
eventNames() {
if (this._eventEmitter) {
return this._eventEmitter.eventNames.apply(this._eventEmitter, arguments);
}
return [];
},
};
const SceneClass = Phaser.Scene;
var IsSceneObject = function (object) {
return (object instanceof SceneClass);
};
var GetSceneObject = function (object) {
if ((object == null) || (typeof (object) !== 'object')) {
return null;
} else if (IsSceneObject(object)) { // object = scene
return object;
} else if (object.scene && IsSceneObject(object.scene)) { // object = game object
return object.scene;
} else if (object.parent && object.parent.scene && IsSceneObject(object.parent.scene)) { // parent = bob object
return object.parent.scene;
} else {
return null;
}
};
const GameClass = Phaser.Game;
var IsGame = function (object) {
return (object instanceof GameClass);
};
var GetGame = function (object) {
if ((object == null) || (typeof (object) !== 'object')) {
return null;
} else if (IsGame(object)) {
return object;
} else if (IsGame(object.game)) {
return object.game;
} else if (IsSceneObject(object)) { // object = scene object
return object.sys.game;
} else if (IsSceneObject(object.scene)) { // object = game object
return object.scene.sys.game;
}
};
const GetValue$3 = Phaser.Utils.Objects.GetValue;
class ComponentBase {
constructor(parent, config) {
this.setParent(parent); // gameObject, scene, or game
this.isShutdown = false;
// Event emitter, default is private event emitter
this.setEventEmitter(GetValue$3(config, 'eventEmitter', true));
// Register callback of parent destroy event, also see `shutdown` method
if (this.parent) {
if (this.parent === this.scene) { // parent is a scene
this.scene.sys.events.once('shutdown', this.onEnvDestroy, this);
} else if (this.parent === this.game) { // parent is game
this.game.events.once('shutdown', this.onEnvDestroy, this);
} else if (this.parent.once) { // parent is game object or something else
this.parent.once('destroy', this.onParentDestroy, this);
}
// bob object does not have event emitter
}
}
shutdown(fromScene) {
// Already shutdown
if (this.isShutdown) {
return;
}
// parent might not be shutdown yet
if (this.parent) {
if (this.parent === this.scene) { // parent is a scene
this.scene.sys.events.off('shutdown', this.onEnvDestroy, this);
} else if (this.parent === this.game) { // parent is game
this.game.events.off('shutdown', this.onEnvDestroy, this);
} else if (this.parent.once) { // parent is game object or something else
this.parent.off('destroy', this.onParentDestroy, this);
}
// bob object does not have event emitter
}
this.destroyEventEmitter();
this.parent = undefined;
this.scene = undefined;
this.game = undefined;
this.isShutdown = true;
}
destroy(fromScene) {
this.shutdown(fromScene);
}
onEnvDestroy() {
this.destroy(true);
}
onParentDestroy(parent, fromScene) {
this.destroy(fromScene);
}
setParent(parent) {
this.parent = parent; // gameObject, scene, or game
this.scene = GetSceneObject(parent);
this.game = GetGame(parent);
return this;
}
}
Object.assign(
ComponentBase.prototype,
EventEmitterMethods
);
const GetValue$2 = Phaser.Utils.Objects.GetValue;
class TickTask extends ComponentBase {
constructor(parent, config) {
super(parent, config);
this._isRunning = false;
this.isPaused = false;
this.tickingState = false;
this.setTickingMode(GetValue$2(config, 'tickingMode', 1));
// boot() later
}
// override
boot() {
if ((this.tickingMode === 2) && (!this.tickingState)) {
this.startTicking();
}
}
// override
shutdown(fromScene) {
// Already shutdown
if (this.isShutdown) {
return;
}
this.stop();
if (this.tickingState) {
this.stopTicking();
}
super.shutdown(fromScene);
}
setTickingMode(mode) {
if (typeof (mode) === 'string') {
mode = TICKINGMODE[mode];
}
this.tickingMode = mode;
}
// override
startTicking() {
this.tickingState = true;
}
// override
stopTicking() {
this.tickingState = false;
}
get isRunning() {
return this._isRunning;
}
set isRunning(value) {
if (this._isRunning === value) {
return;
}
this._isRunning = value;
if ((this.tickingMode === 1) && (value != this.tickingState)) {
if (value) {
this.startTicking();
} else {
this.stopTicking();
}
}
}
start() {
this.isPaused = false;
this.isRunning = true;
return this;
}
pause() {
// Only can ba paused in running state
if (this.isRunning) {
this.isPaused = true;
this.isRunning = false;
}
return this;
}
resume() {
// Only can ba resumed in paused state (paused from running state)
if (this.isPaused) {
this.isPaused = false;
this.isRunning = true;
}
return this;
}
stop() {
this.isPaused = false;
this.isRunning = false;
return this;
}
complete() {
this.isPaused = false;
this.isRunning = false;
this.emit('complete', this.parent, this);
}
}
const TICKINGMODE = {
'no': 0,
'lazy': 1,
'always': 2
};
const GetValue$1 = Phaser.Utils.Objects.GetValue;
class SceneUpdateTickTask extends TickTask {
constructor(parent, config) {
super(parent, config);
// scene update : update, preupdate, postupdate, prerender, render
// game update : step, poststep,
// If this.scene is not available, use game's 'step' event
var defaultEventName = (this.scene) ? 'update' : 'step';
this.tickEventName = GetValue$1(config, 'tickEventName', defaultEventName);
this.isSceneTicker = !IsGameUpdateEvent(this.tickEventName);
}
startTicking() {
super.startTicking();
if (this.isSceneTicker) {
this.scene.sys.events.on(this.tickEventName, this.update, this);
} else {
this.game.events.on(this.tickEventName, this.update, this);
}
}
stopTicking() {
super.stopTicking();
if (this.isSceneTicker && this.scene) { // Scene might be destoryed
this.scene.sys.events.off(this.tickEventName, this.update, this);
} else if (this.game) {
this.game.events.off(this.tickEventName, this.update, this);
}
}
// update(time, delta) {
//
// }
}
var IsGameUpdateEvent = function (eventName) {
return (eventName === 'step') || (eventName === 'poststep');
};
var SetAcceleration = function (gameObject, ax, ay, onChange) {
var body = gameObject.body;
var preAx = body.acceleration.x,
preAy = body.acceleration.y;
if ((ax === preAx) && (ay === preAy)) {
return;
}
body.setAcceleration(ax, ay);
if (onChange) {
onChange(ax, ay, preAx, preAy);
}
};
var SetAngularVelocity = function (gameObject, av, onChange) {
var body = gameObject.body;
var preAv = body.angularVelocity;
if (av === preAv) {
return;
}
body.setAngularVelocity(av);
if (onChange) {
onChange(av, preAv);
}
};
// https://labs.phaser.io/view.html?src=src\physics\arcade\asteroids%20movement.js
const GetValue = Phaser.Utils.Objects.GetValue;
class Ship extends SceneUpdateTickTask {
constructor(gameObject, config) {
super(gameObject, config);
// this.parent = gameObject;
this.resetFromJSON(config);
this.boot();
}
resetFromJSON(o) {
if (!this.parent.body) {
this.scene.physics.add.existing(this.parent, false);
}
this.setEnable(GetValue(o, 'enable', true));
this.setMaxSpeed(GetValue(o, 'maxSpeed', 200));
this.setAcceleration(GetValue(o, 'acceleration', 200));
this.setDrag(GetValue(o, 'drag', 0.99));
this.setTurnSpeed(GetValue(o, 'turnSpeed', 300));
this.setWrapMode(GetValue(o, 'wrap', true), GetValue(o, 'padding', 0));
this.setCursorKeys(GetValue(o, 'cursorKeys', undefined));
return this;
}
get enable() {
return this.isRunning;
}
set enable(value) {
this.isRunning = value;
if (!value) {
SetAcceleration(this.parent, 0, 0);
SetAngularVelocity(this.parent, 0);
}
}
setEnable(e) {
if (e == undefined) {
e = true;
}
this.enable = e;
return this;
}
get maxSpeed() {
return this._maxSpeed;
}
set maxSpeed(value) {
this._maxSpeed = value;
var body = this.parent.body;
body.setMaxSpeed(value);
}
setMaxSpeed(speed) {
this.maxSpeed = speed;
return this;
}
setAcceleration(acceleration) {
this.acceleration = acceleration;
return this;
}
get drag() {
return this._drag;
}
set drag(value) {
this._drag = value;
var body = this.parent.body;
body.setDrag(value);
body.useDamping = true;
}
setDrag(drag) {
this.drag = drag;
return this;
}
setTurnSpeed(angularVelocity) {
this.angularVelocity = angularVelocity;
return this;
}
setWrapMode(wrap, padding) {
if (wrap === undefined) {
wrap = true;
}
this.wrap = wrap;
this.padding = padding;
return this;
}
setCursorKeys(cursorKeys) {
if (cursorKeys === undefined) {
cursorKeys = this.scene.input.keyboard.createCursorKeys();
}
this.cursorKeys = cursorKeys;
return this;
}
get isLeft() {
var leftKey = this.cursorKeys.left;
return (this.enable && leftKey) ? leftKey.isDown : false;
}
get isRight() {
var rightKey = this.cursorKeys.right;
return (this.enable && rightKey) ? rightKey.isDown : false;
}
get isUp() {
var upKey = this.cursorKeys.up;
return (this.enable && upKey) ? upKey.isDown : false;
}
get isDown() {
var downKey = this.cursorKeys.down;
return (this.enable && downKey) ? downKey.isDown : false;
}
update(time, delta) {
var gameObject = this.parent;
if (!this.enable) {
SetAcceleration(gameObject, 0, 0);
SetAngularVelocity(gameObject, 0);
return this;
}
if (!gameObject.active) {
return this;
}
// Speed up
if (this.isUp) {
var rotation = gameObject.rotation;
var ax = Math.cos(rotation) * this.acceleration;
var ay = Math.sin(rotation) * this.acceleration;
SetAcceleration(gameObject, ax, ay);
} else {
SetAcceleration(gameObject, 0, 0);
}
// Turn left/right
var dx = ((this.isLeft) ? -1 : 0) + ((this.isRight) ? 1 : 0);
SetAngularVelocity(gameObject, this.angularVelocity * dx);
if (this.wrap) {
gameObject.body.world.wrap(gameObject, this.padding);
}
}
}
class ShipPlugin extends Phaser.Plugins.BasePlugin {
constructor(pluginManager) {
super(pluginManager);
}
start() {
var eventEmitter = this.game.events;
eventEmitter.on('destroy', this.destroy, this);
}
add(gameObject, config) {
return new Ship(gameObject, config);
}
}
return ShipPlugin;
}));