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<?php |
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include ('../include/common.inc.php'); |
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include_header("MyWay Deltas", "mywayDelta"); |
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?> |
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<!--[if lte IE 8]><script language="javascript" type="text/javascript" src="../js/flot/excanvas.min.js"></script><![endif]--> |
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<script language="javascript" type="text/javascript" src="../js/flot/jquery.flot.js"></script> |
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<form method="get" action=""> |
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<select id="routeid" name="routeid"> |
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<?php |
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$query = "select distinct route_full_name from myway_routes where myway_route != '' order by route_full_name"; |
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$query = $conn->prepare($query); |
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$query->execute(); |
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if (!$query) { |
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databaseError($conn->errorInfo()); |
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return Array(); |
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} |
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foreach ($query->fetchAll() as $route) { |
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echo "<option value=\"{$route['route_full_name']}\">{$route['route_full_name']}</option>"; |
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}; |
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?> </select> |
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<center><div id="placeholder" style="width:900px;height:550px"></div></center> |
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<script type="text/javascript"> |
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$(function () { |
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var placeholder = $("#placeholder"); |
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var data = []; |
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var options = { |
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xaxis: { |
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}, |
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yaxis: { |
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tickFormatter: yformatter |
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}, |
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grid: { hoverable: true, clickable: true, labelMargin: 32 }, |
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series: { |
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lines: { show: false }, |
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points: { show: true } |
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} |
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}; |
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var plot = $.plot(placeholder, data, options); |
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// fetch one series, adding to what we got |
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var alreadyFetched = {}; |
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$("#routeid").change(function () { |
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var select = $(this); |
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// find the URL in the link right next to us |
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// var dataurl = button.siblings('a').attr('href'); |
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var dataurl = "myway_timeliness_route.json.php?routeid=" + select.val(); |
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// then fetch the data with jQuery |
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function onDataReceived(series) { |
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// extract the first coordinate pair so you can see that |
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// data is now an ordinary Javascript object |
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var firstcoordinate = '(' + series.data[0][0] + ', ' + series.data[0][1] + ')'; |
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// let's add it to our current data |
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if (!alreadyFetched[series.label]) { |
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alreadyFetched[series.label] = true; |
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data.push(series); |
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} |
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// and plot all we got |
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$.plot(placeholder, data, options); |
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} |
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$.ajax({ |
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url: dataurl, |
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method: 'GET', |
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dataType: 'json', |
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success: onDataReceived |
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}); |
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}); |
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}); |
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function yformatter(v) { |
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if (Math.floor(v/60) < -9) return ""; |
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return Math.abs(Math.floor(v/60)) + " min " + (v == 0 ? "" : (v >0 ? "early":"late")) |
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} |
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function showTooltip(x, y, contents) { |
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$('<div id="tooltip">' + contents + '</div>').css( { |
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position: 'absolute', |
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display: 'none', |
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top: y + 5, |
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left: x + 5, |
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border: '1px solid #fdd', |
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padding: '2px', |
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'background-color': '#fee', |
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opacity: 0.80 |
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}).appendTo("body").fadeIn(200); |
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} |
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var previousPoint = null; |
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$("#placeholder").bind("plothover", function (event, pos, item) { |
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$("#x").text(pos.x.toFixed(2)); |
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$("#y").text(pos.y.toFixed(2)); |
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if (item) { |
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if (previousPoint != item.dataIndex) { |
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previousPoint = item.dataIndex; |
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$("#tooltip").remove(); |
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var x = item.datapoint[0], |
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y = item.datapoint[1].toFixed(2); |
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showTooltip(item.pageX, item.pageY, |
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item.series.label + " at stop_sequence "+ x +" = " + Math.abs(new Number(y/60).toFixed(2))+" minutes "+(y >0 ? "early":"late")); |
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} |
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} |
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else { |
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$("#tooltip").remove(); |
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previousPoint = null; |
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} |
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}); |
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</script> |
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