| <div class="span12"> | |
| <table width="100%" height="375px"><tr><td valign="middle"><span class="arrow-w" style="font-size:2em;"></span></td><td width="95%"><div id="placeholder" style="width:100%;height:375px;"></div></td><td valign="middle"><span class="arrow-e" style="font-size:2em;"></span></td></tr></table> | |
| <script> | |
| var data = []; | |
| var plot; | |
| var options = { | |
| lines: { show: true }, | |
| points: { show: true }, | |
| xaxis: { mode: "time" }, | |
| crosshair: { mode: "x" }, | |
| series: { | |
| lines: { show: true }, | |
| points: { show: true } | |
| }, | |
| grid: { hoverable: true, clickable: true } | |
| }; | |
| window.onload = function() { | |
| // graph | |
| var placeholder = $("#placeholder"); | |
| var plot = $.plot(placeholder, data, options); | |
| $("#placeholder").bind("plothover", function (event, pos, item) { | |
| if (item) { | |
| if (previousPoint != item.dataIndex) { | |
| previousPoint = item.dataIndex; | |
| $("#tooltip").remove(); | |
| var x = item.datapoint[0].toFixed(2), | |
| y = item.datapoint[1].toFixed(2); | |
| var d = new Date(); | |
| d.setTime(x); | |
| var time = d.getDate() + "-" + (d.getMonth()+1) + "-" + d.getFullYear() | |
| + " " + d.getUTCHours() + ':'+ (d.getUTCMinutes().toString().length == 1 ? '0'+ d.getMinutes(): d.getUTCMinutes()); | |
| showTooltip(item.pageX, item.pageY, | |
| item.series.label + " at " + time + " = " + y); | |
| } | |
| } | |
| else { | |
| $("#tooltip").remove(); | |
| previousPoint = null; | |
| } | |
| }); | |
| getData('<?php echo $sensorID; ?>','<?php echo strtotime("12/1/2010") ?>','<?php echo strtotime("12/2/2010") ?>'); | |
| }; | |
| function onDataReceived(series) { | |
| data =[] | |
| data[data.length] = series; | |
| plot = $.plot($("#placeholder"), data, options); | |
| } | |
| function getData(sensorID,from,to) { | |
| $.ajax({ | |
| url: "<?php echo base_url(); ?>/sensor/json_graph/"+sensorID+"/"+from+"/"+to, | |
| method: 'GET', | |
| dataType: 'json', | |
| success: onDataReceived | |
| }); | |
| } | |
| function showTooltip(x, y, contents) { | |
| $('<div id="tooltip">' + contents + '</div>').css( { | |
| position: 'absolute', | |
| display: 'none', | |
| top: y + 5, | |
| left: x + 5, | |
| border: '1px solid #fdd', | |
| padding: '2px', | |
| 'background-color': '#fee', | |
| opacity: 0.80 | |
| }).appendTo("body").fadeIn(200); | |
| } | |
| </script> | |
| </div> |