46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
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import Matter, { World, Composite, Runner, Common, Body, Bodies, Events } from 'matter-js'
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import $jit from '../patched/JIT'
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import DataModel from './DataModel'
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import Visualize from './Visualize'
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const Engine = {
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init: () => {
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Engine.engine = Matter.Engine.create()
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Events.on(Engine.engine, 'afterUpdate', Engine.callUpdate)
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Engine.engine.world.gravity.scale = 0
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},
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run: init => {
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if (init) DataModel.Mappings.each(Engine.addTopic)
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Engine.runner = Matter.Runner.run(Engine.engine)
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},
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endActiveMap: () => {
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Runner.stop(Engine.runner)
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Matter.Engine.clear(Engine.engine)
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},
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setTopicPos: (id, x, y) => {
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const body = Composite.get(Engine.engine.world, id, 'body')
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Body.setPosition(body, { x, y })
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},
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addTopic: mapping => {
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let body = Bodies.circle(mapping.get('xloc'), mapping.get('yloc'), 25)
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body.topic_id = mapping.get('mappable_id')
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DataModel.Topics.get(body.topic_id).get('node').setData('body_id', body.id)
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World.addBody(Engine.engine.world, body)
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},
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removeTopic: mapping => {
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},
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callUpdate: () => {
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Engine.engine.world.bodies.forEach(b => {
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const node = DataModel.Topics.get(b.topic_id).get('node')
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const newPos = new $jit.Complex(b.position.x, b.position.y)
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node.setPos(newPos, 'current')
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})
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Visualize.mGraph.plot()
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}
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}
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export default Engine
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