phaser3-rex-plugins/dist/rexeightdirectionplugin.js

Plugins of phaser3

(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.rexeightdirectionplugin = factory());
})(this, (function () { 'use strict';

  function _typeof(obj) {
    "@babel/helpers - typeof";

    return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) {
      return typeof obj;
    } : function (obj) {
      return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
    }, _typeof(obj);
  }
  function _classCallCheck(instance, Constructor) {
    if (!(instance instanceof Constructor)) {
      throw new TypeError("Cannot call a class as a function");
    }
  }
  function _defineProperties(target, props) {
    for (var i = 0; i < props.length; i++) {
      var descriptor = props[i];
      descriptor.enumerable = descriptor.enumerable || false;
      descriptor.configurable = true;
      if ("value" in descriptor) descriptor.writable = true;
      Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor);
    }
  }
  function _createClass(Constructor, protoProps, staticProps) {
    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
    if (staticProps) _defineProperties(Constructor, staticProps);
    Object.defineProperty(Constructor, "prototype", {
      writable: false
    });
    return Constructor;
  }
  function _inherits(subClass, superClass) {
    if (typeof superClass !== "function" && superClass !== null) {
      throw new TypeError("Super expression must either be null or a function");
    }
    subClass.prototype = Object.create(superClass && superClass.prototype, {
      constructor: {
        value: subClass,
        writable: true,
        configurable: true
      }
    });
    Object.defineProperty(subClass, "prototype", {
      writable: false
    });
    if (superClass) _setPrototypeOf(subClass, superClass);
  }
  function _getPrototypeOf(o) {
    _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) {
      return o.__proto__ || Object.getPrototypeOf(o);
    };
    return _getPrototypeOf(o);
  }
  function _setPrototypeOf(o, p) {
    _setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) {
      o.__proto__ = p;
      return o;
    };
    return _setPrototypeOf(o, p);
  }
  function _isNativeReflectConstruct() {
    if (typeof Reflect === "undefined" || !Reflect.construct) return false;
    if (Reflect.construct.sham) return false;
    if (typeof Proxy === "function") return true;
    try {
      Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
      return true;
    } catch (e) {
      return false;
    }
  }
  function _assertThisInitialized(self) {
    if (self === void 0) {
      throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
    }
    return self;
  }
  function _possibleConstructorReturn(self, call) {
    if (call && (typeof call === "object" || typeof call === "function")) {
      return call;
    } else if (call !== void 0) {
      throw new TypeError("Derived constructors may only return object or undefined");
    }
    return _assertThisInitialized(self);
  }
  function _createSuper(Derived) {
    var hasNativeReflectConstruct = _isNativeReflectConstruct();
    return function _createSuperInternal() {
      var Super = _getPrototypeOf(Derived),
        result;
      if (hasNativeReflectConstruct) {
        var NewTarget = _getPrototypeOf(this).constructor;
        result = Reflect.construct(Super, arguments, NewTarget);
      } else {
        result = Super.apply(this, arguments);
      }
      return _possibleConstructorReturn(this, result);
    };
  }
  function _superPropBase(object, property) {
    while (!Object.prototype.hasOwnProperty.call(object, property)) {
      object = _getPrototypeOf(object);
      if (object === null) break;
    }
    return object;
  }
  function _get() {
    if (typeof Reflect !== "undefined" && Reflect.get) {
      _get = Reflect.get.bind();
    } else {
      _get = function _get(target, property, receiver) {
        var base = _superPropBase(target, property);
        if (!base) return;
        var desc = Object.getOwnPropertyDescriptor(base, property);
        if (desc.get) {
          return desc.get.call(arguments.length < 3 ? target : receiver);
        }
        return desc.value;
      };
    }
    return _get.apply(this, arguments);
  }
  function _toPrimitive(input, hint) {
    if (typeof input !== "object" || input === null) return input;
    var prim = input[Symbol.toPrimitive];
    if (prim !== undefined) {
      var res = prim.call(input, hint || "default");
      if (typeof res !== "object") return res;
      throw new TypeError("@@toPrimitive must return a primitive value.");
    }
    return (hint === "string" ? String : Number)(input);
  }
  function _toPropertyKey(arg) {
    var key = _toPrimitive(arg, "string");
    return typeof key === "symbol" ? key : String(key);
  }

  var EventEmitterMethods = {
    setEventEmitter: function 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: function destroyEventEmitter() {
      if (this._eventEmitter && this._privateEE) {
        this._eventEmitter.shutdown();
      }
      return this;
    },
    getEventEmitter: function getEventEmitter() {
      return this._eventEmitter;
    },
    on: function on() {
      if (this._eventEmitter) {
        this._eventEmitter.on.apply(this._eventEmitter, arguments);
      }
      return this;
    },
    once: function once() {
      if (this._eventEmitter) {
        this._eventEmitter.once.apply(this._eventEmitter, arguments);
      }
      return this;
    },
    off: function off() {
      if (this._eventEmitter) {
        this._eventEmitter.off.apply(this._eventEmitter, arguments);
      }
      return this;
    },
    emit: function emit(event) {
      if (this._eventEmitter && event) {
        this._eventEmitter.emit.apply(this._eventEmitter, arguments);
      }
      return this;
    },
    addListener: function addListener() {
      if (this._eventEmitter) {
        this._eventEmitter.addListener.apply(this._eventEmitter, arguments);
      }
      return this;
    },
    removeListener: function removeListener() {
      if (this._eventEmitter) {
        this._eventEmitter.removeListener.apply(this._eventEmitter, arguments);
      }
      return this;
    },
    removeAllListeners: function removeAllListeners() {
      if (this._eventEmitter) {
        this._eventEmitter.removeAllListeners.apply(this._eventEmitter, arguments);
      }
      return this;
    },
    listenerCount: function listenerCount() {
      if (this._eventEmitter) {
        return this._eventEmitter.listenerCount.apply(this._eventEmitter, arguments);
      }
      return 0;
    },
    listeners: function listeners() {
      if (this._eventEmitter) {
        return this._eventEmitter.listeners.apply(this._eventEmitter, arguments);
      }
      return [];
    },
    eventNames: function eventNames() {
      if (this._eventEmitter) {
        return this._eventEmitter.eventNames.apply(this._eventEmitter, arguments);
      }
      return [];
    }
  };

  var SceneClass = Phaser.Scene;
  var IsSceneObject = function IsSceneObject(object) {
    return object instanceof SceneClass;
  };

  var GetSceneObject = function GetSceneObject(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;
    }
  };

  var GameClass = Phaser.Game;
  var IsGame = function IsGame(object) {
    return object instanceof GameClass;
  };

  var GetGame = function GetGame(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;
    }
  };

  var GetValue$3 = Phaser.Utils.Objects.GetValue;
  var ComponentBase = /*#__PURE__*/function () {
    function ComponentBase(parent, config) {
      _classCallCheck(this, ComponentBase);
      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
      }
    }
    _createClass(ComponentBase, [{
      key: "shutdown",
      value: function 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;
      }
    }, {
      key: "destroy",
      value: function destroy(fromScene) {
        this.shutdown(fromScene);
      }
    }, {
      key: "onEnvDestroy",
      value: function onEnvDestroy() {
        this.destroy(true);
      }
    }, {
      key: "onParentDestroy",
      value: function onParentDestroy(parent, fromScene) {
        this.destroy(fromScene);
      }
    }, {
      key: "setParent",
      value: function setParent(parent) {
        this.parent = parent; // gameObject, scene, or game

        this.scene = GetSceneObject(parent);
        this.game = GetGame(parent);
        return this;
      }
    }]);
    return ComponentBase;
  }();
  Object.assign(ComponentBase.prototype, EventEmitterMethods);

  var GetValue$2 = Phaser.Utils.Objects.GetValue;
  var TickTask = /*#__PURE__*/function (_ComponentBase) {
    _inherits(TickTask, _ComponentBase);
    var _super = _createSuper(TickTask);
    function TickTask(parent, config) {
      var _this;
      _classCallCheck(this, TickTask);
      _this = _super.call(this, parent, config);
      _this._isRunning = false;
      _this.isPaused = false;
      _this.tickingState = false;
      _this.setTickingMode(GetValue$2(config, 'tickingMode', 1));
      // boot() later
      return _this;
    }

    // override
    _createClass(TickTask, [{
      key: "boot",
      value: function boot() {
        if (this.tickingMode === 2 && !this.tickingState) {
          this.startTicking();
        }
      }

      // override
    }, {
      key: "shutdown",
      value: function shutdown(fromScene) {
        // Already shutdown
        if (this.isShutdown) {
          return;
        }
        this.stop();
        if (this.tickingState) {
          this.stopTicking();
        }
        _get(_getPrototypeOf(TickTask.prototype), "shutdown", this).call(this, fromScene);
      }
    }, {
      key: "setTickingMode",
      value: function setTickingMode(mode) {
        if (typeof mode === 'string') {
          mode = TICKINGMODE[mode];
        }
        this.tickingMode = mode;
      }

      // override
    }, {
      key: "startTicking",
      value: function startTicking() {
        this.tickingState = true;
      }

      // override
    }, {
      key: "stopTicking",
      value: function stopTicking() {
        this.tickingState = false;
      }
    }, {
      key: "isRunning",
      get: function get() {
        return this._isRunning;
      },
      set: function set(value) {
        if (this._isRunning === value) {
          return;
        }
        this._isRunning = value;
        if (this.tickingMode === 1 && value != this.tickingState) {
          if (value) {
            this.startTicking();
          } else {
            this.stopTicking();
          }
        }
      }
    }, {
      key: "start",
      value: function start() {
        this.isPaused = false;
        this.isRunning = true;
        return this;
      }
    }, {
      key: "pause",
      value: function pause() {
        // Only can ba paused in running state
        if (this.isRunning) {
          this.isPaused = true;
          this.isRunning = false;
        }
        return this;
      }
    }, {
      key: "resume",
      value: function resume() {
        // Only can ba resumed in paused state (paused from running state)
        if (this.isPaused) {
          this.isRunning = true;
        }
        return this;
      }
    }, {
      key: "stop",
      value: function stop() {
        this.isPaused = false;
        this.isRunning = false;
        return this;
      }
    }, {
      key: "complete",
      value: function complete() {
        this.isPaused = false;
        this.isRunning = false;
        this.emit('complete', this.parent, this);
      }
    }]);
    return TickTask;
  }(ComponentBase);
  var TICKINGMODE = {
    'no': 0,
    'lazy': 1,
    'always': 2
  };

  var GetValue$1 = Phaser.Utils.Objects.GetValue;
  var SceneUpdateTickTask = /*#__PURE__*/function (_TickTask) {
    _inherits(SceneUpdateTickTask, _TickTask);
    var _super = _createSuper(SceneUpdateTickTask);
    function SceneUpdateTickTask(parent, config) {
      var _this;
      _classCallCheck(this, SceneUpdateTickTask);
      _this = _super.call(this, 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);
      return _this;
    }
    _createClass(SceneUpdateTickTask, [{
      key: "startTicking",
      value: function startTicking() {
        _get(_getPrototypeOf(SceneUpdateTickTask.prototype), "startTicking", this).call(this);
        if (this.isSceneTicker) {
          this.scene.sys.events.on(this.tickEventName, this.update, this);
        } else {
          this.game.events.on(this.tickEventName, this.update, this);
        }
      }
    }, {
      key: "stopTicking",
      value: function stopTicking() {
        _get(_getPrototypeOf(SceneUpdateTickTask.prototype), "stopTicking", this).call(this);
        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) {
      //     
      // }
    }]);
    return SceneUpdateTickTask;
  }(TickTask);
  var IsGameUpdateEvent = function IsGameUpdateEvent(eventName) {
    return eventName === 'step' || eventName === 'poststep';
  };

  var SetVelocity = function SetVelocity(gameObject, vx, vy, onChange) {
    var body = gameObject.body;
    var preVx = body.velocity.x,
      preVy = body.velocity.y;
    if (vx === preVx && vy === preVy) {
      return;
    }
    body.setVelocity(vx, vy);
    if (onChange) {
      onChange(vx, vy, preVx, preVy);
    }
  };

  /**
   * @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 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 DegToRad(degrees) {
    return degrees * DEG_TO_RAD;
  };

  var GetValue = Phaser.Utils.Objects.GetValue;
  var EightDirection = /*#__PURE__*/function (_TickTask) {
    _inherits(EightDirection, _TickTask);
    var _super = _createSuper(EightDirection);
    function EightDirection(gameObject, config) {
      var _this;
      _classCallCheck(this, EightDirection);
      _this = _super.call(this, gameObject, config);
      // this.parent = gameObject;

      _this.resetFromJSON(config);
      _this.boot();
      return _this;
    }
    _createClass(EightDirection, [{
      key: "resetFromJSON",
      value: function resetFromJSON(o) {
        if (!this.parent.body) {
          this.scene.physics.add.existing(this.parent, false);
        }
        this.setEnable(GetValue(o, 'enable', true));
        this.setDirMode(GetValue(o, 'dir', '8dir'));
        this.setSpeed(GetValue(o, 'speed', 200));
        this.setRotateToDirection(GetValue(o, 'rotateToDirection', false));
        this.setWrapMode(GetValue(o, 'wrap', false), GetValue(o, 'padding', 0));
        this.setCursorKeys(GetValue(o, 'cursorKeys', undefined));
        return this;
      }
    }, {
      key: "enable",
      get: function get() {
        return this.isRunning;
      },
      set: function set(value) {
        this.isRunning = value;
        if (!value) {
          SetVelocity(this, 0, 0);
        }
      }
    }, {
      key: "setEnable",
      value: function setEnable(e) {
        if (e == undefined) {
          e = true;
        }
        this.enable = e;
        if (e && this.body === undefined) {
          this.scene.physics.add.existing(this.parent, false);
        }
        return this;
      }
    }, {
      key: "setDirMode",
      value: function setDirMode(m) {
        if (typeof m === 'string') {
          m = DIRMODE[m];
        }
        this.dirMode = m;
        return this;
      }
    }, {
      key: "setSpeed",
      value: function setSpeed(speed) {
        this.speed = speed;
        return this;
      }
    }, {
      key: "setRotateToDirection",
      value: function setRotateToDirection(rotateToDirection) {
        this.rotateToDirection = rotateToDirection;
        return this;
      }
    }, {
      key: "setWrapMode",
      value: function setWrapMode(wrap, padding) {
        if (wrap === undefined) {
          wrap = true;
        }
        this.wrap = wrap;
        this.padding = padding;
        return this;
      }
    }, {
      key: "setCursorKeys",
      value: function setCursorKeys(cursorKeys) {
        if (cursorKeys === undefined) {
          cursorKeys = this.scene.input.keyboard.createCursorKeys();
        }
        this.cursorKeys = cursorKeys;
        return this;
      }
    }, {
      key: "isLeft",
      get: function get() {
        return this.enable ? this.cursorKeys.left.isDown : false;
      }
    }, {
      key: "isRight",
      get: function get() {
        return this.enable ? this.cursorKeys.right.isDown : false;
      }
    }, {
      key: "isUp",
      get: function get() {
        return this.enable ? this.cursorKeys.up.isDown : false;
      }
    }, {
      key: "isDown",
      get: function get() {
        return this.enable ? this.cursorKeys.down.isDown : false;
      }
    }, {
      key: "update",
      value: function update(time, delta) {
        var gameObject = this.parent;
        if (!this.enable) {
          SetVelocity(gameObject, 0, 0);
          return this;
        }
        if (!gameObject.active) {
          return this;
        }
        var dy = (this.isUp ? -1 : 0) + (this.isDown ? 1 : 0),
          dx = (this.isLeft ? -1 : 0) + (this.isRight ? 1 : 0);
        if (dx === 0 && dy === 0) {
          SetVelocity(gameObject, 0, 0);
          return this;
        }
        switch (this.dirMode) {
          case 0:
            // up&down
            dx = 0;
            break;
          case 1:
            // left&right
            dy = 0;
            break;
          case 2:
            // 4dir
            if (dy !== 0) {
              dx = 0;
            }
            break;
        }
        var rotation, vx, vy;
        if (dy === 0) {
          // dx !== 0
          vx = this.speed * dx;
          vy = 0;
          rotation = dx === 1 ? RAD0 : RAD180;
        } else if (dx === 0) {
          // dy !== 0
          vx = 0;
          vy = this.speed * dy;
          rotation = dy === 1 ? RAD90 : RAD270;
        } else {
          // (dx !== 0) && (dy !== 0)
          rotation = Math.atan2(dy, dx);
          vx = this.speed * Math.cos(rotation);
          vy = this.speed * Math.sin(rotation);
        }
        SetVelocity(gameObject, vx, vy);
        if (this.rotateToDirection && rotation !== undefined) {
          gameObject.rotation = rotation;
        }
        if (this.wrap) {
          gameObject.body.world.wrap(gameObject, this.padding);
        }
        return this;
      }
    }]);
    return EightDirection;
  }(SceneUpdateTickTask);
  var DIRMODE = {
    'up&down': 0,
    'left&right': 1,
    '4dir': 2,
    '8dir': 3
  };
  var RAD0 = DegToRad(0);
  var RAD90 = DegToRad(90);
  var RAD180 = DegToRad(180);
  var RAD270 = DegToRad(270);

  var EightDirectionPlugin = /*#__PURE__*/function (_Phaser$Plugins$BaseP) {
    _inherits(EightDirectionPlugin, _Phaser$Plugins$BaseP);
    var _super = _createSuper(EightDirectionPlugin);
    function EightDirectionPlugin(pluginManager) {
      _classCallCheck(this, EightDirectionPlugin);
      return _super.call(this, pluginManager);
    }
    _createClass(EightDirectionPlugin, [{
      key: "start",
      value: function start() {
        var eventEmitter = this.game.events;
        eventEmitter.on('destroy', this.destroy, this);
      }
    }, {
      key: "add",
      value: function add(gameObject, config) {
        return new EightDirection(gameObject, config);
      }
    }]);
    return EightDirectionPlugin;
  }(Phaser.Plugins.BasePlugin);

  return EightDirectionPlugin;

}));