xrsh-com/com/cast.js

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2024-05-30 16:39:42 +02:00
AFRAME.registerComponent('cast', {
schema:{
comps: {type:"array"}
},
requires: {
dom: "./com/dom.js", // interpret .dom object
xd: "./com/xd.js", // allow switching between 2D/3D
html: "https://unpkg.com/aframe-htmlmesh@2.1.0/build/aframe-html.js", // html to AFRAME
winboxjs: "https://unpkg.com/winbox@0.2.82/dist/winbox.bundle.min.js", // deadsimple windows: https://nextapps-de.github.io/winbox
winboxcss: "https://unpkg.com/winbox@0.2.82/dist/css/winbox.min.css", //
},
dom: {
scale: 0.8,
events: ['click','keydown'],
html: (me) => `<div>
<video id="video" autoplay playsinline style="width:100%"></video>
</div>`,
css: (me) => `.helloworld-window div.pad { padding:11px; }`
},
init: function () { },
getInstallables: function(){
const installed = document.querySelector('[launcher]').components.launcher.system.getLaunchables()
return this.data.comps.map( (c) => {
return installed[c] ? null : c
})
.filter( (c) => c ) // filters out null elements
},
events:{
launcher: async function(){
if( this.el.sceneEl.renderer.xr.isPresenting ){
this.el.sceneEl.exitVR() // *FIXME* we need a gui
}
const el = document.querySelector('body');
const cropTarget = await CropTarget.fromElement(el);
const stream = await navigator.mediaDevices.getDisplayMedia();
const [track] = stream.getVideoTracks();
this.track = track
this.stream = stream
this.createWindow()
}
},
createWindow: async function(){
let s = await AFRAME.utils.require(this.requires)
// instance this component
const instance = this.el.cloneNode(false)
this.el.sceneEl.appendChild( instance )
instance.setAttribute("dom", "")
instance.setAttribute("xd", "") // allows flipping between DOM/WebGL when toggling XD-button
instance.setAttribute("visible", AFRAME.utils.XD() == '3D' ? 'true' : 'false' )
instance.setAttribute("position", AFRAME.utils.XD.getPositionInFrontOfCamera(0.5) )
instance.setAttribute("grabbable","")
instance.object3D.quaternion.copy( AFRAME.scenes[0].camera.quaternion ) // face towards camera
instance.track = this.track
instance.stream = this.stream
const setupWindow = () => {
instance.dom.style.display = 'none'
const video = instance.dom.querySelector('video')
video.addEventListener( "loadedmetadata", function () {
let width = Math.round(window.innerWidth*0.4)
let factor = width / this.videoWidth
let height = Math.round(this.videoHeight * factor)
new WinBox("Casting Tab",{
width,
height,
x:"center",
y:"center",
id: instance.uid, // important hint for html-mesh
root: document.querySelector("#overlay"),
mount: instance.dom,
onclose: () => { instance.dom.style.display = 'none'; return false; },
oncreate: () => {
// instance.setAttribute("html",`html:#${instance.uid}; cursor:#cursor`)
}
});
instance.dom.style.display = '' // show
// hint grabbable's obb-collider to track the window-object
instance.components['obb-collider'].data.trackedObject3D = 'components.html.el.object3D.children.0'
instance.components['obb-collider'].update()
})
video.srcObject = instance.stream
video.play()
this.createVideoTexture.apply(instance)
}
setTimeout( () => setupWindow(), 10 ) // give new components time to init
},
createVideoTexture: function(){
console.dir(this)
const texture = new THREE.VideoTexture( video );
texture.colorSpace = THREE.SRGBColorSpace;
const geometry = new THREE.PlaneGeometry( 16, 9 );
geometry.scale( 0.2, 0.2, 0.2 );
const material = new THREE.MeshBasicMaterial( { map: texture } );
const mesh = new THREE.Mesh( geometry, material );
mesh.lookAt( this.sceneEl.camera.position );
this.object3D.add(mesh)
},
manifest: { // HTML5 manifest to identify app to xrsh
"short_name": "tab",
"name": "Browser Tab",
"icons": [
{
"src": "https://css.gg/cast.svg",
"type": "image/svg+xml",
"sizes": "512x512"
}
],
"id": "/?source=pwa",
"start_url": "/?source=pwa",
"background_color": "#3367D6",
"display": "standalone",
"scope": "/",
"theme_color": "#3367D6",
"category":"system",
"shortcuts": [
{
"name": "What is the latest news?",
"cli":{
"usage": "helloworld <type> [options]",
"example": "helloworld news",
"args":{
"--latest": {type:"string"}
}
},
"short_name": "Today",
"description": "View weather information for today",
"url": "/today?source=pwa",
"icons": [{ "src": "/images/today.png", "sizes": "192x192" }]
}
],
"description": "adds item to menu",
"screenshots": [
{
"src": "/images/screenshot1.png",
"type": "image/png",
"sizes": "540x720",
"form_factor": "narrow"
}
],
"help":`
Helloworld application
This is a help file which describes the application.
It will be rendered thru troika text, and will contain
headers based on non-punctualized lines separated by linebreaks,
in above's case "\nHelloworld application\n" will qualify as header.
`
}
});