60 lines
1.8 KiB
JavaScript
60 lines
1.8 KiB
JavaScript
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const rfb = require('rfb2')
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function inject (bot) {
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const display = bot.chatCanvas
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const displayCtx = display.getContext('2d')
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const canvas = new display.constructor(640, 480)
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const ctx = canvas.getContext('2d')
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bot.vnc = {
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connect,
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connected: false,
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display,
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_client: null
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}
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function connect (options = {}) {
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const r = rfb.createConnection(options)
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bot.vnc.ended = false
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r.on('connect', () => {
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bot.vnc.connected = true
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canvas.width = r.width
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canvas.height = r.height
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bot.core.run('minecraft:tellraw @a ' + JSON.stringify([
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{ text: 'Connected to ', color: bot.colors.primary },
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{ text: r.title, color: bot.colors.secondary }
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]))
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})
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r.on('rect', rect => setImmediate(() => {
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if (rect.encoding === rfb.encodings.raw) {
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const id = ctx.createImageData(rect.width, rect.height)
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for (let i = 0; i < id.data.length; i += 4) {
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id.data[i] = rect.data[i + 2]
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id.data[i + 1] = rect.data[i + 1]
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id.data[i + 2] = rect.data[i]
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id.data[i + 3] = 255
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}
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ctx.putImageData(id, rect.x, rect.y)
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render()
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} else if (rect.encoding === rfb.encodings.copyRect) {
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ctx.drawImage(canvas, rect.src.x, rect.src.y, rect.width, rect.height, rect.x, rect.y)
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// render()
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}
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}))
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r.on('resize', ({ width, height }) => {
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canvas.width = width
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canvas.height = height
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})
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r.on('error', err => bot.tellraw({ text: 'VNC ' + err, color: bot.colors.error }))
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r.on('end', () => (bot.vnc.ended = true))
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bot.vnc._client = r
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function render () {
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displayCtx.drawImage(canvas, 0, 0, display.width, display.height) // draw image
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display.render() // render it in mc
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}
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}
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}
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module.exports.bot = inject
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