graphe.php
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<?php // content="text/plain; charset=utf-8"
require_once ('jpgraph/jpgraph.php');
require_once ('jpgraph/jpgraph_line.php');
require_once('accesBase.php');
$start = $_POST['start-date'];
$end = $_POST['end-date'];
if(($end == NULL) || ($end < $start)) {$e = date_max(); $end = $e['max'];}
else $end = $end." 23:59:59";
if($start == NULL) {$s = date_min(); $start = $s['min'];}
else $start = $start." 00:00:00";
$history1 = getHistory($_REQUEST['nom'], '', '', $_REQUEST['start'], $_REQUEST['end'], $_REQUEST['nombre']);
$datay1 = makeArray($history1, "value");
$history2 = getHistory('Atmos', '', '', '2020-01-02 00:00:00', '2020-04-05 23:59:59', 4);
$datay2 = makeArray($history2, "value");
$history3 = getHistory('Fusion', '', '', '2020-01-02 00:00:00', '2020-04-05 23:59:59', 4);
$datay3 = makeArray($history3, "value");
//$datay1 = array(20,15,23,15);
//$datay2 = array(12,9,42,8);
//$datay3 = array(5,17,32,24);
// Setup the graph
$graph = new Graph(800,400);
$graph->SetScale("textlin");
$theme_class=new UniversalTheme;
$graph->SetTheme($theme_class);
$graph->img->SetAntiAliasing(false);
$graph->title->Set('Filled Y-grid');
$graph->SetBox(false);
$graph->SetMargin(40,20,36,63);
$graph->img->SetAntiAliasing();
$graph->yaxis->HideZeroLabel();
$graph->yaxis->HideLine(false);
$graph->yaxis->HideTicks(false,false);
$graph->xgrid->Show();
$graph->xgrid->SetLineStyle("solid");
$graph->xaxis->SetTickLabels(array('A','B','C','D'));
$graph->xgrid->SetColor('#E3E3E3');
// Create the first line
$p1 = new LinePlot($datay1);
$graph->Add($p1);
$p1->SetColor("#6495ED");
$p1->SetLegend('Line 1');
// Create the second line
$p2 = new LinePlot($datay2);
$graph->Add($p2);
$p2->SetColor("#B22222");
$p2->SetLegend('Line 2');
// Create the third line
$p3 = new LinePlot($datay3);
$graph->Add($p3);
$p3->SetColor("#FF1493");
$p3->SetLegend('Line 3');
$graph->legend->SetFrameWeight(1);
// Output line
$graph->Stroke();
?>