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.rexrotatetoplugin = 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');
};
/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2018 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
const DEG_TO_RAD = Math.PI / 180;
/**
* Convert the given angle from degrees, to the equivalent angle in radians.
*
* @function Phaser.Math.DegToRad
* @since 3.0.0
*
* @param {integer} degrees - The angle (in degrees) to convert to radians.
*
* @return {number} The given angle converted to radians.
*/
var DegToRad = function (degrees)
{
return degrees * DEG_TO_RAD;
};
/**
* @author Richard Davey <rich@photonstorm.com>
* @copyright 2018 Photon Storm Ltd.
* @license {@link https://github.com/photonstorm/phaser/blob/master/license.txt|MIT License}
*/
var RAD_TO_DEG = 180 / Math.PI;
/**
* Convert the given angle in radians, to the equivalent angle in degrees.
*
* @function Phaser.Math.RadToDeg
* @since 3.0.0
*
* @param {number} radians - The angle in radians to convert ot degrees.
*
* @return {integer} The given angle converted to degrees.
*/
var RadToDeg = function (radians)
{
return radians * RAD_TO_DEG;
};
const GetValue = Phaser.Utils.Objects.GetValue;
const MathWrap = Phaser.Math.Wrap;
const WrapAngle = Phaser.Math.Angle.Wrap;
const AngleBetween = Phaser.Math.Angle.Between;
class RotateTo extends SceneUpdateTickTask {
constructor(gameObject, config) {
super(gameObject, config);
// this.parent = gameObject;
this.resetFromJSON(config);
this.boot();
}
resetFromJSON(o) {
this.isRunning = GetValue(o, 'isRunning', false);
this.setEnable(GetValue(o, 'enable', true));
this.timeScale = GetValue(o, 'timeScale', 1);
this.setSpeed(GetValue(o, 'speed', 180));
this.target = GetValue(o, 'target', 0);
this.dir = GetValue(o, 'dir', 0);
return this;
}
toJSON() {
return {
isRunning: this.isRunning,
timeScale: this.timeScale,
speed: this.speed,
target: this.target,
dir: this.dir,
tickingMode: this.tickingMode
};
}
setEnable(e) {
if (e == undefined) {
e = true;
}
this.enable = e;
return this;
}
setSpeed(speed) {
this.speed = speed;
return this;
}
rotateTo(angle, dir, speed) {
if (typeof (angle) !== 'number') {
var config = angle;
angle = GetValue(config, 'angle', undefined);
dir = GetValue(config, 'dir', undefined);
}
this.target = MathWrap(angle, 0, 360); // 0~360
if (dir === undefined) {
dir = 0;
}
this.dir = (typeof (dir) === 'string') ? DIRMODE[dir] : dir;
if (speed !== undefined) {
this.setSpeed(speed);
}
super.start();
this.emit('start', this.parent, this);
return this;
}
rotateTowardsPosition(x, y, dir, speed) {
var gameObject = this.parent;
var rad = AngleBetween(gameObject.x, gameObject.y, x, y);
var angle = RadToDeg(rad);
this.rotateTo(angle, dir, speed);
return this;
}
update(time, delta) {
if ((!this.isRunning) || (!this.enable)) {
return this;
}
var gameObject = this.parent;
if (!gameObject.active) {
return this;
}
var target = this.target; // 0~360
var targetRad = WrapAngle(DegToRad(target)); // -PI~PI
if (targetRad === gameObject.rotation) {
this.complete();
return this;
}
if ((this.speed === 0) || (delta === 0) || (this.timeScale === 0)) {
return this;
}
var curAngle = (360 + gameObject.angle) % 360; // 0~360
var dt = (delta * this.timeScale) / 1000;
var movingDist = this.speed * dt;
var distToTarget, dir = this.dir;
switch (dir) {
case 0: // shotest
var distCW = diffAngle(curAngle, target, true);
var distCCW = 360 - distCW;
if (distCW < distCCW) {
dir = 1;
distToTarget = distCW;
} else {
dir = 2;
distToTarget = distCCW;
}
break;
case 1: // cw
distToTarget = diffAngle(curAngle, target, true);
break;
case 2: // ccw
distToTarget = diffAngle(curAngle, target, false);
break;
}
var newAngle;
if (movingDist < distToTarget) {
newAngle = (dir === 1) ? (curAngle + movingDist) : (curAngle - movingDist);
} else {
newAngle = target;
}
gameObject.rotation = DegToRad(newAngle);
return this;
}
}
var diffAngle = function (a0, a1, cw) {
var diff = (cw) ? (a1 - a0) : (a0 - a1);
diff = MathWrap(diff, 0, 360);
return diff;
};
const DIRMODE = {
shortest: 0,
cw: 1,
ccw: 2
};
class RotateToPlugin 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 RotateTo(gameObject, config);
}
}
return RotateToPlugin;
}));