modified vt100 to capture keys correctly
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/ test (push) Successful in 8s
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@ -35,24 +35,27 @@ if( typeof AFRAME != 'undefined '){
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schema: {
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iso: { type:"string", "default":"https://forgejo.isvery.ninja/assets/xrsh-buildroot/main/xrsh.iso" },
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overlayfs: { type:"string"},
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cols: { type: 'number',"default": 80 },
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rows: { type: 'number',"default": 20 },
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width: { type: 'number',"default": -1 },
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height: { type: 'number',"default": -1 },
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lineHeight: { type: 'number',"default": 18 },
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padding: { type: 'number',"default": 18 },
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minimized: { type: 'boolean',"default":false},
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maximized: { type: 'boolean',"default":false},
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maximized: { type: 'boolean',"default":true},
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muteUntilPrompt:{ type: 'boolean',"default":true}, // mute stdout until a prompt is detected in ISO
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HUD: { type: 'boolean',"default":false}, // link to camera movement
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transparent: { type:'boolean', "default":false }, // need good gpu
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xterm: { type: 'boolean', "default":false }, // use xterm.js? (=slower)
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memory: { type: 'number', "default":64 }, // VM memory (in MB)
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bufferLatency: { type: 'number', "default":300 }, // in ms: bufferlatency from webworker to xterm (batch-update every char to texture)
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canvasLatency: { type: 'number', "default":500 }, // in ms: time between canvas re-draws
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renderer: { type: 'string', "default":"canvas" },// 'dom' or 'canvas' (=faster) for immersive mode
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bufferLatency: { type: 'number', "default":30 }, // in ms: bufferlatency from webworker to xterm (batch-update every char to texture)
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debug: { type: 'boolean', "default":false }
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},
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init: function(){
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this.el.object3D.visible = false
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if( this.data.width == -1 ) this.data.width = document.body.offsetWidth
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if( this.data.height == -1 ) this.data.height = document.body.offsetHeight
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this.data.width -= this.data.padding*2
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this.data.height -= this.data.padding*2
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this.initHud()
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fetch(this.data.iso,{method: 'HEAD'})
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.then( (res) => {
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@ -70,6 +73,7 @@ if( typeof AFRAME != 'undefined '){
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com: "com/dom.js",
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window: "com/window.js",
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v86: "com/isoterminal/libv86.js",
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vt100: "com/isoterminal/VT100.js",
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// allow xrsh to selfcontain scene + itself
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xhook: "https://jpillora.com/xhook/dist/xhook.min.js",
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selfcontain: "com/selfcontainer.js",
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@ -85,8 +89,9 @@ if( typeof AFRAME != 'undefined '){
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scale: 1.0,
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events: ['click','keydown'],
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html: (me) => `<div class="isoterminal">
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<input type="text" style="opacity:0; position:absolute; width:200px; height:200px;"/>
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<div id="vt100" tabindex="0">
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<pre></pre>
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</div>
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</div>`,
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css: (me) => `.isoterminal{
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@ -98,7 +103,10 @@ if( typeof AFRAME != 'undefined '){
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.isoterminal div{
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display:block;
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position:relative;
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line-height:18px;
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line-height: ${me.com.data.lineHeight}px;
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}
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#vt100 {
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outline: none !important;
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}
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@font-face {
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font-family: 'Cousine';
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@ -115,6 +123,15 @@ if( typeof AFRAME != 'undefined '){
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.isoterminal style{ display:none }
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blink{
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border:none;
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padding:none;
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}
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span blink:last-of-type{
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border-right: 8px solid #F07;
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padding-right: 3px;
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}
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#overlay .winbox:has(> .isoterminal){
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background:transparent;
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box-shadow:none;
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@ -132,29 +149,12 @@ if( typeof AFRAME != 'undefined '){
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.XR .isoterminal{
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background: #000;
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}
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.isoterminal *,
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.isoterminal .xterm-dom-renderer-owner-1 .xterm-rows {
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background:transparent !important;
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.isoterminal *{
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font-size: 14px;
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font-family: "Cousine",Liberation Mono,DejaVu Sans Mono,Courier New,monospace;
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font-weight:500 !important;
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text-shadow: 0px 0px 10px #F075;
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}
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.isoterminal .xterm-rows.xterm-focus .xterm-cursor.xterm-cursor-block {
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background-color:#a5F !important;
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}
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.isoterminal .xterm-rows div{
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height:8px;
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height:18px;
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}
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.isoterminal .xterm-rows span{
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width:8px;
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}
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.isoterminal .xterm-helpers {
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position:absolute;
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opacity:0;
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top: -2000px;
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}
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@keyframes fade {
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from { opacity: 1.0; }
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@ -168,7 +168,6 @@ if( typeof AFRAME != 'undefined '){
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to { opacity: 1.0; }
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}
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.isoterminal .xterm-rows.xterm-focus .xterm-cursor.xterm-cursor-block,
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.blink{
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animation:fade 1000ms infinite;
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-webkit-animation:fade 1000ms infinite;
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@ -179,8 +178,7 @@ if( typeof AFRAME != 'undefined '){
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initTerminal: async function(singleton){
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if( this.data.xterm ){
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// why 3.12?
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// why not latest xterm or v3.12 with builtin-canvas support?
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// first versions used 1.5.4, a typescript rewrite which:
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// * acts weird with oculus browser keyboard (does not repaint properly after typing)
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// * does not use canvas anymore [which would be ideal for THREE.js texture]
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@ -188,12 +186,7 @@ if( typeof AFRAME != 'undefined '){
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// * only allows a standalone WebGL addon (conflicts with THREE)
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// * heavily dependent on requestAnimationFrame (conflicts with THREE)
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// * typescript-rewrite results in ~300k lib (instead of 96k)
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this.requires.xtermcss = "//unpkg.com/xterm@3.12.0/dist/xterm.css",
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this.requires.xtermjs = "//unpkg.com/xterm@3.12.0/dist/xterm.js",
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this.requires.xtermcss = "com/xterm.js"
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}else{
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this.requires.vt100 = "com/isoterminal/VT100.js"
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}
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// * v3.12 had slightly better performance but still very heavy
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await AFRAME.utils.require(this.requires)
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await AFRAME.utils.require({ // ISOTerminal plugins
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@ -225,18 +218,15 @@ if( typeof AFRAME != 'undefined '){
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this.term = new ISOTerminal(instance,this.data)
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instance.addEventListener('DOMready', () => {
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if( this.data.renderer == 'dom' || !this.data.xterm ){
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instance.setAttribute("html-as-texture-in-xr", `domid: #${this.el.dom.id}; faceuser: true`)
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}
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if( !this.data.xterm ) this.setupVT100(instance)
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setTimeout( () => this.setupVT100(instance),100)
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//instance.winbox.resize(720,380)
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let size = `width: ${Math.floor(this.data.cols*8.65)}; height: ${Math.floor(this.data.rows*21.1)}`
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let size = `width: ${this.data.width}; height: ${this.data.height}`
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instance.setAttribute("window", `title: xrsh.iso; uid: ${instance.uid}; attach: #overlay; dom: #${instance.dom.id}; ${size}; min: ${this.data.minimized}; max: ${this.data.maximized}`)
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})
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instance.addEventListener('window.oncreate', (e) => {
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instance.dom.classList.add('blink')
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if( this.data.xterm ) this.setupXterm(instance)
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// run iso
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let opts = {dom:instance.dom}
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@ -246,15 +236,6 @@ if( typeof AFRAME != 'undefined '){
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instance.setAttribute("dom", "")
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this.term.addEventListener('postReady', (e)=>{
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// bugfix: send window dimensions to xterm (xterm.js does that from dom-sizechange to xterm via escape codes)
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let wb = instance.winbox
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if( this.data.maximized ){
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wb.restore()
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wb.maximize()
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}else wb.resize()
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})
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this.term.addEventListener('ready', (e) => {
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instance.dom.classList.remove('blink')
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this.term.emit('status',"running")
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@ -278,9 +259,6 @@ if( typeof AFRAME != 'undefined '){
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instance.addEventListener('window.onmaximize', resize )
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const focus = (showdom) => (e) => {
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if( this.el.components.xterm ){
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this.el.components.xterm.term.focus()
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}
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if( this.el.components.window && this.data.renderer == 'canvas'){
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this.el.components.window.show( showdom )
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}
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@ -311,14 +289,22 @@ if( typeof AFRAME != 'undefined '){
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console.test.run()
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},
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setupXterm: function(){
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instance.setAttribute("xterm",`cols: ${this.data.cols}; rows: ${this.data.rows}; canvasLatency: ${this.data.canvasLatency}; XRrenderer: ${this.data.renderer}`)
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instance.addEventListener("xterm-input", (e) => this.term.send(e.detail,0) )
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},
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setupVT100: function(instance){
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this.vt100 = new VT100(100,50, this.el.dom, 100 )
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this.vt100.curs_set(1,true)
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const el = this.el.dom.querySelector('#vt100')
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this.vt100 = new VT100(
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Math.floor(this.data.width/this.data.lineHeight),
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Math.floor(this.data.height*0.8/this.data.lineHeight),
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el,
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100
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)
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this.vt100.curs_set( 1, true)
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el.focus()
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this.vt100.getch( (ch,t) => {
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console.log(ch)
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this.term.send( ch )
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this.vt100.curs_set( 0, true)
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})
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this.el.addEventListener('serial-output-byte', (e) => {
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const byte = e.detail
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var chr = String.fromCharCode(byte);
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@ -327,6 +313,14 @@ if( typeof AFRAME != 'undefined '){
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this.el.addEventListener('serial-output-string', (e) => {
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this.vt100.write(e.detail)
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})
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//this.el.dom.querySelector('input').addEventListener('keyup', (e) => {
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// VT100.handle_onkeypress_( {charCode : e.charCode || e.keyCode, keyCode: e.keyCode}, (chars) => {
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// debugger
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// chars.map( (c) => this.term.send(str) )
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// })
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//})
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},
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events:{
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@ -86,7 +86,7 @@ function VT100(wd, ht, el_or_id, max_scroll_lines, fg, bg)
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fg = VT100.COLOR_WHITE;
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}
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if (typeof(bg) == 'undefined') {
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bg = VT100.COLOR_BLACK;
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bg = VT100.COLOR_TRANSPARENT //COLOR_BLACK;
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}
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var r;
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@ -116,13 +116,14 @@ function VT100(wd, ht, el_or_id, max_scroll_lines, fg, bg)
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this.key_buf_ = [];
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this.echo_ = false;
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this.esc_state_ = 0;
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this.log_level_ = VT100.WARN;
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this.log_level_ = VT100.DEBUG //WARN;
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this.clear_all();
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this.refresh();
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}
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// public constants -- colours and colour pairs
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VT100.COLOR_TRANSPARENT = -1;
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VT100.COLOR_BLACK = 0;
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VT100.COLOR_BLUE = 1;
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VT100.COLOR_GREEN = 2;
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@ -164,21 +165,21 @@ VT100.the_vt_ = undefined;
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// class methods
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// this is actually an event handler
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VT100.handle_onkeypress_ = function VT100_handle_onkeypress(event)
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VT100.handle_onkeypress_ = function VT100_handle_onkeypress(event,cb)
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{
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//dump("event target: " + event.target.id + "\n");
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//dump("event originalTarget: " + event.originalTarget.id + "\n");
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var vt = VT100.the_vt_, ch;
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if (vt === undefined)
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return true;
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if (VT100.browser_ie_ || VT100.browser_opera_) {
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ch = event.keyCode;
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if (ch == 13)
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ch = 10;
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else if (ch > 255 || (ch < 32 && ch != 8))
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return true;
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ch = String.fromCharCode(ch);
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} else {
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//if ( event.keyCode != undefined || !event.charCode){
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// ch = event.keyCode;
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// if (ch == 13)
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// ch = 10;
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// else if (ch > 255 || (ch < 32 && ch != 8))
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// return true;
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// ch = String.fromCharCode(ch);
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//} else {
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ch = event.charCode;
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//dump("ch: " + ch + "\n");
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//dump("ctrl?: " + event.ctrlKey + "\n");
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@ -201,11 +202,11 @@ VT100.handle_onkeypress_ = function VT100_handle_onkeypress(event)
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ch = '\n';
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}
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} else {
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switch (event.keyCode) {
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case event.DOM_VK_BACK_SPACE:
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switch (event.key) {
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case "Backspace":
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ch = '\b';
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break;
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case event.DOM_VK_TAB:
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case "Tab":
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ch = '\t';
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break;
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case event.DOM_VK_RETURN:
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@ -251,9 +252,11 @@ VT100.handle_onkeypress_ = function VT100_handle_onkeypress(event)
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}
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// Stop the event from doing anything else.
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event.preventDefault();
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}
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vt.key_buf_.push(ch);
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setTimeout(VT100.go_getch_, 0);
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if( cb ){
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cb(vt.key_buf_)
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vt.key_buf_ = []
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}else setTimeout(VT100.go_getch_, 0);
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return false;
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}
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@ -345,7 +348,7 @@ VT100.prototype.html_colours_ = function VT100_html_colours_(attr)
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f: '#' + (fg & 4 ? co1 : co0) +
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(fg & 2 ? co1 : co0) +
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(fg & 1 ? co1 : co0),
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b: '#' + (bg & 4 ? co1 : co0) +
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b: attr.bg == VT100.COLOR_TRANSPARENT ? 'transparent' : '#' + (bg & 4 ? co1 : co0) +
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(bg & 2 ? co1 : co0) +
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(bg & 1 ? co1 : co0)
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};
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@ -545,12 +548,10 @@ VT100.prototype.curs_set = function(vis, grab, eventist)
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this.grab_events_ = true;
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VT100.the_vt_ = this;
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eventist.addEventListener("keypress", VT100.handle_onkeypress_, false);
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if (VT100.browser_ie_)
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document.onkeydown = VT100.handle_onkeydown_;
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eventist.addEventListener("keydown", VT100.handle_onkeypress_, false);
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} else {
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eventist.removeEventListener("keypress", VT100.handle_onkeypress_, false);
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if (VT100.browser_ie_)
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document.onkeydown = VT100.handle_onkeydown_;
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eventist.removeEventListener("keydown", VT100.handle_onkeypress_, false);
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this.grab_events_ = false;
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VT100.the_vt_ = undefined;
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}
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