plotdata/plot.html at master · mereacre/plotdata · GitHub

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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
	<title>Flot Examples: Basic Usage</title>
	<link href="examples.css" rel="stylesheet" type="text/css">
	<!--[if lte IE 8]><script language="javascript" type="text/javascript" src="../../excanvas.min.js"></script><![endif]-->
	<script language="javascript" type="text/javascript" src="jquery.js"></script>
	<script language="javascript" type="text/javascript" src="jquery.flot.js"></script>
	<script type="text/javascript">


	var QueryString = function () {
  // This function is anonymous, is executed immediately and
  // the return value is assigned to QueryString!
  var query_string = {};
  var query = window.location.search.substring(1);
  var vars = query.split("&");
  for (var i=0;i<vars.length;i++) {
    var pair = vars[i].split("=");
        // If first entry with this name
    if (typeof query_string[pair[0]] === "undefined") {
      query_string[pair[0]] = decodeURIComponent(pair[1]);
        // If second entry with this name
    } else if (typeof query_string[pair[0]] === "string") {
      var arr = [ query_string[pair[0]],decodeURIComponent(pair[1]) ];
      query_string[pair[0]] = arr;
        // If third or later entry with this name
    } else {
      query_string[pair[0]].push(decodeURIComponent(pair[1]));
    }
  }
    return query_string;
}();

	      var openFile = function(event) {
        var input = event.target;

        var reader = new FileReader();
        reader.onload = function(){
        			var d1 = [], i=0;
        	var lines = reader.result.split('\n');
    		for(var line = 0; line < lines.length; line++){
    			var num = lines[line].split(',');
    			if (num.length==2)
    				if (QueryString.par==num[0]) {
    					d1.push([i, num[1]]);
    					i=i+1;
      					//console.log(num[0]+":"+num[1]);
      				}
    		}

    		$.plot("#placeholder", [ d1]);

			$("#footer").prepend("Flot " + $.plot.version + " &ndash; ");
        };
        reader.readAsText(input.files[0]);
      };
	</script>
</head>
<body>
	<input type='file' accept='text/plain' onchange='openFile(event)'>
	<div id="content">

		<div class="demo-container">
			<div id="placeholder" class="demo-placeholder"></div>
		</div>
	</div>

</body>
</html>