X-Git-Url: https://git.r.bdr.sh/rbdr/serpentity/blobdiff_plain/74892a8fd50cdc2a1294d776dc246912de9f94d5..6bec2091722aa6bbeb84a16828f6b3c4823cb477:/dist/serpentity.js?ds=inline diff --git a/dist/serpentity.js b/dist/serpentity.js index cfeb5c6..d59bd63 100644 --- a/dist/serpentity.js +++ b/dist/serpentity.js @@ -1,6 +1,848 @@ -"undefined"!=typeof require&&require("neon"),Class("Serpentity")({prototype:{systems:null,nodeCollections:null,entities:null,init:function(e){var t;e=e||{},this.systems=[],this.entities=[],this.nodeCollections={};for(t in e)e.hasOwnProperty(t)&&(this[t]=e[t])},addSystem:function(e,t){var i,s;return this.systems.indexOf(e)>=0?!1:(e.priority=t,s=!1,i=0,this.systems.some(function(t,n){return i=n,t.priority>=e.priority?(s=!0,!0):void 0}),s||(i+=1),this.systems.splice(i,0,e),e.added(this),!0)},removeSystem:function(e){var t;return t=this.systems.indexOf(e),t>=0?(this.systems[t].removed(this),this.systems.splice(t,1),!0):!1},addEntity:function(e){var t;if(this.entities.indexOf(e)>=0)return!1;this.entities.push(e);for(t in this.nodeCollections)this.nodeCollections.hasOwnProperty(t)&&this.nodeCollections[t].add(e);return!0},removeEntity:function(e){var t;if(t=this.entities.indexOf(e),t>=0){for(property in this.nodeCollections)this.nodeCollections.hasOwnProperty(property)&&this.nodeCollections[property].remove(e);return this.entities.splice(t,1),!0}return!1},getNodes:function(e){var t;return this.nodeCollections.hasOwnProperty(e)?this.nodeCollections[e].nodes:(t=new Serpentity.NodeCollection({type:e}),this.nodeCollections[e]=t,this.entities.forEach(function(e){t.add(e)}),t.nodes)},update:function(e){this.systems.forEach(function(t){t.update(e)})}}}),"undefined"!=typeof require&&(require("./component.js"),require("./entity.js"),require("./node.js"),require("./node_collection.js"),require("./system.js")); -Class(Serpentity,"Entity")({prototype:{addedComponents:null,init:function(n){var t;this.components={};for(t in n)n.hasOwnProperty(t)&&(this[t]=n[t])},add:function(n){return this.components.hasOwnProperty(n.constructor)?!1:(this.components[n.constructor]=n,!0)},hasComponent:function(n){return this.components.hasOwnProperty(n)?!0:!1}}}); -Class(Serpentity,"Node")({matches:function(t){var s,r,n;n=this.types;for(s in this.types)if(this.types.hasOwnProperty(s)&&(r=!1,t.hasComponent(n[s])&&(r=!0),!r))return!1;return!0},prototype:{types:null,init:function(){var t;this.types={};for(t in this.constructor)this.constructor.hasOwnProperty(t)&&(this.types[t]=this.constructor[t])}}}); -Class(Serpentity,"NodeCollection")({prototype:{type:null,nodes:null,init:function(t){var n;t=t||{},this.nodes=[];for(n in t)t.hasOwnProperty(n)&&(this[n]=t[n])},add:function(t){var n,e,i;if(this.type.matches(t)&&!this._entityExists(t)){n=new this.type({}),n.entity=t,e=this.type.types;for(i in e)e.hasOwnProperty(i)&&(n[i]=t.components[e[i]]);return this.nodes.push(n),!0}return!1},remove:function(t){var n;return n=-1,this.nodes.forEach(function(e,i){e.entity===t&&(n=i)}),n>=0?(this.nodes.splice(n,1),!0):!1},_entityExists:function(t){var n;return n=!1,this.nodes.forEach(function(e){e.entity===t&&(n=!0)}),n}}}); -Class(Serpentity,"Component")({}); -Class(Serpentity,"System")({prototype:{added:function(){},removed:function(){},update:function(){}}}); \ No newline at end of file +(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; +}(); + +// Add namespaced objects. +Serpentity.Component = __webpack_require__(0); +Serpentity.Entity = __webpack_require__(1); +Serpentity.Node = __webpack_require__(2); +Serpentity.NodeCollection = __webpack_require__(3); +Serpentity.System = __webpack_require__(4); + +module.exports = Serpentity; + +/***/ }) +/******/ ]); +}); \ No newline at end of file