broken-neees/controller/Controller.js

A really broken NEEES emulator that introduces glitches and random bugs on purpose!

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _byte = _interopRequireDefault(require("../lib/byte"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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 _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return _typeof(key) === "symbol" ? key : String(key); }
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); }
var BUTTONS = ["BUTTON_A", "BUTTON_B", "BUTTON_SELECT", "BUTTON_START", "BUTTON_UP", "BUTTON_DOWN", "BUTTON_LEFT", "BUTTON_RIGHT"];
var Controller = /*#__PURE__*/function () {
  function Controller(player) {
    _classCallCheck(this, Controller);
    this.strobe = false;
    this.cursor = 0;
    this._player = player;
    this._otherController = null;
    this._buttons = [false, false, false, false, false, false, false, false];
  }
  _createClass(Controller, [{
    key: "setOtherController",
    value: function setOtherController(otherController) {
      this._otherController = otherController;
    }
  }, {
    key: "update",
    value: function update(button, isPressed) {
      var index = BUTTONS.indexOf(button);
      this._buttons[index] = isPressed;
    }
  }, {
    key: "clear",
    value: function clear() {
      for (var i = 0; i < 8; i++) this._buttons[i] = false;
    }
  }, {
    key: "onRead",
    value: function onRead() {
      var strobe = this._player === 1 ? this.strobe : this._otherController.strobe;
      if (this.cursor >= 8) return 1;
      var isPressed = this._buttons[this.cursor];
      if (!strobe) this.cursor++;
      return +isPressed;
    }
  }, {
    key: "onWrite",
    value: function onWrite(value) {
      if (this._player === 2) return;
      this.strobe = _byte.default.getFlag(value, 0);
      if (this.strobe) {
        this.cursor = 0;
        if (this._player === 1) this._otherController.cursor = 0;
      }
    }
  }]);
  return Controller;
}();
exports.default = Controller;