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<?php
$i=0;
$connect = pg_connect("host=localhost port=5432 dbname=madb user=postgres password=****");
$result = pg_query($connect, "SELECT val_dateheure, val_temperature, prm_limiteinf, prm_limitesup FROM tbl_valeur_val JOIN tbl_paracanal ON tbl_valeur_val.prm_id = tbl_paracanal.prm_canal WHERE tbl_valeur_val.prm_id=100 and val_dateheure > TIMESTAMP '2011-12-05 10:00:00';");
while ($row = pg_fetch_array($result)) {
if ($i===0) {
$tableau = "data.setValue(".$i.", 0, '".$row[0]."');";
$tableau .= "data.setValue(".$i.", 1, ".$row[1].");";
$tableau .= "data.setValue(".$i.", 2, ".$row[2].");";
$tableau .= "data.setValue(".$i.", 3, ".$row[3].");";
}
else
{
$tableau .= "data.setValue(".$i.", 0, '".$row[0]."');";
$tableau .= "data.setValue(".$i.", 1, ".$row[1].");";
$tableau .= "data.setValue(".$i.", 2, ".$row[2].");";
$tableau .= "data.setValue(".$i.", 3, ".$row[3].");";
}
$i++;
}
//echo $tableau;
?>
<html>
<head>
<script type="text/javascript" src="https://www.google.com/jsapi"></script>
<script type="text/javascript">
google.load("visualization", "1", {packages:["corechart"]});
google.setOnLoadCallback(drawChart);
function drawChart() {
var data = new google.visualization.DataTable();
data.addColumn('string', 'heure');
data.addColumn('number', 'Enceinte');
data.addColumn('number', 'Lim-');
data.addColumn('number', 'Lim+');
data.addRows(<?php echo ($i) ?>);
<?php echo ($tableau) ?>;
var chart = new google.visualization.LineChart(document.getElementById('chart_div'));
chart.draw(data, {width: 1000, height: 600, title: 'Company Performance'});
}
</script>
</head>
<body>
<div id="chart_div"></div>
</body>
</html> |
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