X-Git-Url: https://git.r.bdr.sh/rbdr/serpentity/blobdiff_plain/b3b840f89948d96aa28760fc5cf41c384488f6a6..3f00fec5fc38ff34000721903dd94c30ffc864f3:/dist/serpentity.js diff --git a/dist/serpentity.js b/dist/serpentity.js index d59bd63..c3b6f62 100644 --- a/dist/serpentity.js +++ b/dist/serpentity.js @@ -1,848 +1 @@ -(function webpackUniversalModuleDefinition(root, factory) { - if(typeof exports === 'object' && typeof module === 'object') - module.exports = factory(); - else if(typeof define === 'function' && define.amd) - define([], factory); - else if(typeof exports === 'object') - exports["Serpentity"] = factory(); - else - root["Serpentity"] = factory(); -})(this, function() { -return /******/ (function(modules) { // webpackBootstrap -/******/ // The module cache -/******/ var installedModules = {}; -/******/ -/******/ // The require function -/******/ function __webpack_require__(moduleId) { -/******/ -/******/ // Check if module is in cache -/******/ if(installedModules[moduleId]) -/******/ return installedModules[moduleId].exports; -/******/ -/******/ // Create a new module (and put it into the cache) -/******/ var module = installedModules[moduleId] = { -/******/ i: moduleId, -/******/ l: false, -/******/ exports: {} -/******/ }; -/******/ -/******/ // Execute the module function -/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); -/******/ -/******/ // Flag the module as loaded -/******/ module.l = true; -/******/ -/******/ // Return the exports of the module -/******/ return module.exports; -/******/ } -/******/ -/******/ -/******/ // expose the modules object (__webpack_modules__) -/******/ __webpack_require__.m = modules; -/******/ -/******/ // expose the module cache -/******/ __webpack_require__.c = installedModules; -/******/ -/******/ // identity function for calling harmony imports with the correct context -/******/ __webpack_require__.i = function(value) { return value; }; -/******/ -/******/ // define getter function for harmony exports -/******/ __webpack_require__.d = function(exports, name, getter) { -/******/ if(!__webpack_require__.o(exports, name)) { -/******/ Object.defineProperty(exports, name, { -/******/ configurable: false, -/******/ enumerable: true, -/******/ get: getter -/******/ }); -/******/ } -/******/ }; -/******/ -/******/ // getDefaultExport function for compatibility with non-harmony modules -/******/ __webpack_require__.n = function(module) { -/******/ var getter = module && module.__esModule ? -/******/ function getDefault() { return module['default']; } : -/******/ function getModuleExports() { return module; }; -/******/ __webpack_require__.d(getter, 'a', getter); -/******/ return getter; -/******/ }; -/******/ -/******/ // Object.prototype.hasOwnProperty.call -/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; -/******/ -/******/ // __webpack_public_path__ -/******/ __webpack_require__.p = ""; -/******/ -/******/ // Load entry module and return exports -/******/ return __webpack_require__(__webpack_require__.s = 5); -/******/ }) -/************************************************************************/ -/******/ ([ -/* 0 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/* - * Components store data. Nothing to say here really, just - * inherit and add a prototype, or don't even inherit, see? - * It's just an empty class, so what I'm trying to say is your - * components can be any class whatsoever. - */ - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -var Component = function Component(config) { - _classCallCheck(this, Component); - - Object.assign(this, config); -}; - -module.exports = Component; - -/***/ }), -/* 1 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/* - * The entity gives the entity framework its name. It exists only - * to hold components. - */ - -var _createClass = 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, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -var Entity = function () { - function Entity(config) { - _classCallCheck(this, Entity); - - this._componentKeys = []; - this._components = []; - - Object.assign(this, config); - } - - /* - * Adds a component to the entity. - * - * returns true if added, false if already present - */ - - - _createClass(Entity, [{ - key: 'addComponent', - value: function addComponent(component) { - - if (this._componentKeys.indexOf(component.constructor) >= 0) { - return false; - } - this._componentKeys.push(component.constructor); - this._components.push(component); - return true; - } - - /* - * returns true if component is included, false otherwise - */ - - }, { - key: 'hasComponent', - value: function hasComponent(componentClass) { - - if (this._componentKeys.indexOf(componentClass) >= 0) { - return true; - } - return false; - } - - /* - * returns the component associated with that key - */ - - }, { - key: 'getComponent', - value: function getComponent(componentClass) { - - var position = this._componentKeys.indexOf(componentClass); - if (position >= 0) { - return this._components[position]; - } - } - }]); - - return Entity; -}(); - -module.exports = Entity; - -/***/ }), -/* 2 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/* - * A node describes a set of components in order to describe entities - * that include them. - */ - -var _createClass = 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, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -var Node = function () { - _createClass(Node, null, [{ - key: 'matches', - - - /* - * Returns true if the given entity matches the defined protocol, - * false otherwise - */ - value: function matches(entity) { - - var typeNames = Object.keys(this.types); - - var _iteratorNormalCompletion = true; - var _didIteratorError = false; - var _iteratorError = undefined; - - try { - for (var _iterator = typeNames[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) { - var typeName = _step.value; - - - var type = this.types[typeName]; - var matched = false; - - if (entity.hasComponent(type)) { - matched = true; - } - - if (!matched) { - return false; - } - } - } catch (err) { - _didIteratorError = true; - _iteratorError = err; - } finally { - try { - if (!_iteratorNormalCompletion && _iterator.return) { - _iterator.return(); - } - } finally { - if (_didIteratorError) { - throw _iteratorError; - } - } - } - - return true; - } - }]); - - function Node(config) { - _classCallCheck(this, Node); - - this.types = {}; - - Object.assign(this, config); - } - - return Node; -}(); - -module.exports = Node; - -/***/ }), -/* 3 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/* - * Node Collections contain nodes, in order to keep the lists of nodes - * that belong to each type. - * - * It has a type which is the class name of the node, and an array of - * instances of that class. - */ - -var _createClass = 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, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -var NodeCollection = function () { - function NodeCollection(config) { - _classCallCheck(this, NodeCollection); - - this.nodes = []; - this.type = null; - - Object.assign(this, config); - } - - /* - * Creates a node for an entity if it matches, and adds it to the - * node list. - * - * Returns true if added, false otherwise. - */ - - - _createClass(NodeCollection, [{ - key: 'add', - value: function add(entity) { - - if (this.type.matches(entity) && !this._entityExists(entity)) { - - var node = new this.type({}); - var types = this.type.types; - var typeNames = Object.keys(types); - - node.entity = entity; - - var _iteratorNormalCompletion = true; - var _didIteratorError = false; - var _iteratorError = undefined; - - try { - for (var _iterator = typeNames[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) { - var typeName = _step.value; - - node[typeName] = entity.getComponent(types[typeName]); - } - } catch (err) { - _didIteratorError = true; - _iteratorError = err; - } finally { - try { - if (!_iteratorNormalCompletion && _iterator.return) { - _iterator.return(); - } - } finally { - if (_didIteratorError) { - throw _iteratorError; - } - } - } - - this.nodes.push(node); - - return true; - } - - return false; - } - - /* - * Removes an entity by removing its related node from the list of nodes - * - * returns true if it was removed, false otherwise. - */ - - }, { - key: 'remove', - value: function remove(entity) { - - var foundIndex = -1; - - var found = this.nodes.some(function (node, i) { - - if (node.entity === entity) { - foundIndex = i; - return true; - } - }); - - if (found) { - this.nodes.splice(foundIndex, 1); - } - - return found; - } - - /* - * Checks whether we already have nodes for this entity. - */ - - }, { - key: '_entityExists', - value: function _entityExists(entity) { - - var found = false; - - var _iteratorNormalCompletion2 = true; - var _didIteratorError2 = false; - var _iteratorError2 = undefined; - - try { - for (var _iterator2 = this.nodes[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) { - var node = _step2.value; - - if (node.entity === entity) { - found = true; - } - } - } catch (err) { - _didIteratorError2 = true; - _iteratorError2 = err; - } finally { - try { - if (!_iteratorNormalCompletion2 && _iterator2.return) { - _iterator2.return(); - } - } finally { - if (_didIteratorError2) { - throw _iteratorError2; - } - } - } - - return found; - } - }]); - - return NodeCollection; -}(); - -module.exports = NodeCollection; - -/***/ }), -/* 4 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/* - * Systems contain most of the logic, and work with nodes in order to - * act and change their values. - * - * You usually want to inherit from this class and override the - * three methods. They are shown here to document the interface. - */ - -var _createClass = 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, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -var System = function () { - function System() { - _classCallCheck(this, System); - } - - _createClass(System, [{ - key: 'added', - - - /* - * This will be run when the system is added to the engine - */ - value: function added() {} - // Override with added(engine) - // Receives an instance of the serpentity engine - - - /* - * This will be run when the system is removed from the engine - */ - - }, { - key: 'removed', - value: function removed() {} - // Override with removed(engine) - // Receives an instance of the serpentity engine - - - /* - * This will run every time the engine's update method is called - */ - - }, { - key: 'update', - value: function update() { - // Override with update(dt) - // Receives a delta of the time - } - }]); - - return System; -}(); - -module.exports = System; - -/***/ }), -/* 5 */ -/***/ (function(module, exports, __webpack_require__) { - -"use strict"; - - -/* -Serpentity is a simple entity framework inspired by Ash. - -Usage: - - const Serpentity = require('serpentity'); - -## Instantiating an engine - - const engine = new Serpentity(); - -Add entities or systems, systems are added with a priority (the smaller -the number, the earlier it will be called): - - engine.addEntity(entityFactory()); - engine.addSystem(new GameSystem(), priority); - -Update all systems: - - engine.update(dt); - -Remove entities or systems: - - engine.removeEntity(entityReference); - engine.removeSystem(systemReference); - -## Creating Entities - -Entities are the basic object of Serpentity, and they do nothing. - - const entity = new Serpentity.Entity(); - -All the behavior is added through components - -## Creating Components - -Components define data that we can add to an entity. This data will -eventually be consumed by "Systems" - - const PositionComponent = class PositionComponent extends Serpentity.Component { - constructor(config) { - - this.x = 0; - this.y = 0; - - super(config); - } - }; - -You can add components to entities by using the add method: - - entity.addComponent(new PositionComponent()); - - -Systems can refer to entities by requesting nodes. - -## Working with Nodes - -Nodes are sets of components that you define, so your system can require -entities that always follow the API defined in the node. - - const MovementNode = class MovementNode extends Serpentity.Node; - MovementNode.position = PositionComponent; - MovementNode.motion = MotionComponent; - -You can then request an array of all the nodes representing entities -that comply with that API - - engine.getNodes(MovementNode); - -## Creating Systems - -Systems are called on every update, and they use components through nodes. - - const TestSystem = class TestSystem extends Serpentity.System { - added(engine){ - - this.nodeList = engine.getNodes(MovementNode); - } - - removed(engine){ - - this.nodeList = undefined; - } - - update(dt){ - - for (const node of this.nodeList) { - console.log(`Current position is: ${node.position.x},${node.position.y}`); - } - } - }; - -## That's it - -Just run `engine.update(dt)` in your game loop :D - -*/ - -var _createClass = 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, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); - -function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } - -var Serpentity = function () { - function Serpentity(config) { - _classCallCheck(this, Serpentity); - - this.systems = []; - this.entities = []; - this._nodeCollections = []; - this._nodeCollectionKeys = []; - - Object.assign(this, config); - } - - /* - * Adds a system to the engine, so its update method will be called - * with the others. Triggers added hook. - * - * returns true if added succesfully, false if already added - */ - - - _createClass(Serpentity, [{ - key: 'addSystem', - value: function addSystem(system, priority) { - - if (this.systems.indexOf(system) >= 0) { - return false; - } - - system.priority = priority; - - var lastIndex = 0; - - var found = this.systems.some(function (existingSystem, i) { - - lastIndex = i; - if (existingSystem.priority >= system.priority) { - return true; - } - }); - - if (!found) { - lastIndex += 1; - } - - this.systems.splice(lastIndex, 0, system); - system.added(this); - return true; - } - - /* - * Removes a system from the engine, so its update method will no - * longer will be called. Triggers the removed hook. - * - * returns true if removed succesfully, false if already added - */ - - }, { - key: 'removeSystem', - value: function removeSystem(system) { - - var position = this.systems.indexOf(system); - if (position >= 0) { - this.systems[position].removed(this); - this.systems.splice(position, 1); - return true; - } - - return false; - } - - /* - * Adds an entity to the engine, adds to existing node collections - * - * returns true if added, false if already there - */ - - }, { - key: 'addEntity', - value: function addEntity(entity) { - - if (this.entities.indexOf(entity) >= 0) { - return false; - } - this.entities.push(entity); - - var _iteratorNormalCompletion = true; - var _didIteratorError = false; - var _iteratorError = undefined; - - try { - for (var _iterator = this._nodeCollections[Symbol.iterator](), _step; !(_iteratorNormalCompletion = (_step = _iterator.next()).done); _iteratorNormalCompletion = true) { - var collection = _step.value; - - collection.add(entity); - } - } catch (err) { - _didIteratorError = true; - _iteratorError = err; - } finally { - try { - if (!_iteratorNormalCompletion && _iterator.return) { - _iterator.return(); - } - } finally { - if (_didIteratorError) { - throw _iteratorError; - } - } - } - - return true; - } - - /* - * Removes entity from system, removing from all node collections - * - * returns true if removed, false if not present - */ - - }, { - key: 'removeEntity', - value: function removeEntity(entity) { - - var position = this.entities.indexOf(entity); - if (position >= 0) { - var _iteratorNormalCompletion2 = true; - var _didIteratorError2 = false; - var _iteratorError2 = undefined; - - try { - for (var _iterator2 = this._nodeCollections[Symbol.iterator](), _step2; !(_iteratorNormalCompletion2 = (_step2 = _iterator2.next()).done); _iteratorNormalCompletion2 = true) { - var collection = _step2.value; - - collection.remove(entity); - } - } catch (err) { - _didIteratorError2 = true; - _iteratorError2 = err; - } finally { - try { - if (!_iteratorNormalCompletion2 && _iterator2.return) { - _iterator2.return(); - } - } finally { - if (_didIteratorError2) { - throw _iteratorError2; - } - } - } - - this.entities.splice(position, 1); - return true; - } - - return false; - } - - /* - * Given a Node Class, retrieves a list of all the nodes for each - * applicable entity. - */ - - }, { - key: 'getNodes', - value: function getNodes(nodeType) { - - var position = this._nodeCollectionKeys.indexOf(nodeType); - - if (position >= 0) { - return this._nodeCollections[position].nodes; - } - - var nodeCollection = new Serpentity.NodeCollection({ - type: nodeType - }); - - this._nodeCollectionKeys.push(nodeType); - this._nodeCollections.push(nodeCollection); - - var _iteratorNormalCompletion3 = true; - var _didIteratorError3 = false; - var _iteratorError3 = undefined; - - try { - for (var _iterator3 = this.entities[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) { - var entity = _step3.value; - - nodeCollection.add(entity); - } - } catch (err) { - _didIteratorError3 = true; - _iteratorError3 = err; - } finally { - try { - if (!_iteratorNormalCompletion3 && _iterator3.return) { - _iterator3.return(); - } - } finally { - if (_didIteratorError3) { - throw _iteratorError3; - } - } - } - - return nodeCollection.nodes; - } - - /* - * Calls update for every loaded system. - */ - - }, { - key: 'update', - value: function update(dt) { - var _iteratorNormalCompletion4 = true; - var _didIteratorError4 = false; - var _iteratorError4 = undefined; - - try { - - for (var _iterator4 = this.systems[Symbol.iterator](), _step4; !(_iteratorNormalCompletion4 = (_step4 = _iterator4.next()).done); _iteratorNormalCompletion4 = true) { - var system = _step4.value; - - system.update(dt); - } - } catch (err) { - _didIteratorError4 = true; - _iteratorError4 = err; - } finally { - try { - if (!_iteratorNormalCompletion4 && _iterator4.return) { - _iterator4.return(); - } - } finally { - if (_didIteratorError4) { - throw _iteratorError4; - } - } - } - } - }]); - - return Serpentity; -}(); 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