2017-11-10 22:40:24 +01:00
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<!doctype html>
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<html lang=en>
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<head>
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<meta charset=utf-8>
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<meta name=viewport content="width=device-width, initial-scale=1">
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<title>system output</title>
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<style>
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h1 { font-family: helvetica, sans-serif; margin: 0; }
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h1+p { margin: 0; }
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li { font-family: Courier; list-style-type: '>';}
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pre { margin-top:0; margin-bottom:0;}
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.term { background-color:black; color:white; font-weight:bold;padding-top:10px; padding-bottom:10px; max-height:400px; overflow: scroll;}
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span.timestamp { font-family: monospace; white-space: pre;width: 50px;}
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2017-11-27 00:15:20 +01:00
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span.value_z { background-color: darkblue;}
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2017-11-10 22:40:24 +01:00
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span.value_1 { background-color: green;}
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2017-11-27 00:15:20 +01:00
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span.value_0 { background-color: yellow;}
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2017-11-10 22:40:24 +01:00
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span.value_x { background-color: red;}
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</style>
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</head>
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<body>
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<h1>system output</h1>
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<div id="top">
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</div>
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<script>
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String.format = function() {
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// The string containing the format items (e.g. "{0}")
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// will and always has to be the first argument.
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var theString = arguments[0];
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// start with the second argument (i = 1)
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for (var i = 1; i < arguments.length; i++) {
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// "gm" = RegEx options for Global search (more than one instance)
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// and for Multiline search
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var regEx = new RegExp("\\{" + (i - 1) + "\\}", "gm");
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theString = theString.replace(regEx, arguments[i]);
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}
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return theString;
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}
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String.prototype.paddingLeft = function (paddingValue) {
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return String(paddingValue + this).slice(-paddingValue.length);
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};
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var log = function (n, m) {
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console.log(m);
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var data = JSON.parse(m);
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if( data.hasOwnProperty("message") ) {
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var ul = document.getElementById(n);
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var li = document.createElement('li');
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var p = document.createElement('pre');
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// i.innerText = new Date().toISOString()+': '+m;
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p.innerText = '['+data.time.paddingLeft(' ')+'] '+ data.message;
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li.appendChild(p);
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ul.appendChild(li);
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var objDiv = document.getElementById(n + '_container');
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objDiv.scrollTop = objDiv.scrollHeight;
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} else if(data.hasOwnProperty("data")){
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var ul = document.getElementById(n);
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var li = document.createElement('li');
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var span = document.createElement('span');
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span.className="timestamp";
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span.innerText='['+data.time.paddingLeft(' ')+']'
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li.appendChild(span);
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var s = data.data;
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for ( var i = 0; i < s.length; i++ ){
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var spani = document.createElement('span');
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if(s.charAt(i) == 'Z')
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spani.className="value_z";
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else if(s.charAt(i) == '1')
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spani.className="value_1";
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else if(s.charAt(i) == '0')
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spani.className="value_0";
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else if(s.charAt(i) == 'X')
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spani.className="value_x";
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spani.appendChild(document.createTextNode('\u00A0'));
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li.appendChild(spani);
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}
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ul.appendChild(li);
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var objDiv = document.getElementById(n + '_container');
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objDiv.scrollTop = objDiv.scrollHeight;
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}
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}
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var open_connection = function(name){
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2018-11-08 13:31:28 +01:00
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var s = new WebSocket('ws://'+window.location.host+'/ws/i_system.i_hifive1.i_'+name);
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2017-11-10 22:40:24 +01:00
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s.addEventListener('error', function (m) { log(name, new Date().toISOString()+': ===connection error ==='); });
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s.addEventListener('open', function (m) { log(name, new Date().toISOString()+': ===connection opened==='); });
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s.addEventListener('message', function (m) { log(name, m.data); });
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s.addEventListener('close', function (m) { log(name, new Date().toISOString()+': ===connection closed==='); });
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}
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var createElem = function(n){
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var top = document.getElementById('top');
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var p = document.createElement('p');
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p.innerText="Component " + n;
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var div = document.createElement('div');
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div.className = "term";
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div.id= n + '_container';
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var ul = document.createElement('ul');
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ul.id= n;
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div.appendChild(ul);
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top.appendChild(p);
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top.appendChild(div);
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open_connection(n);
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}
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2018-11-08 13:31:28 +01:00
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createElem("terminal");
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2017-11-10 22:40:24 +01:00
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</script>
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</body>
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</html>
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