diff --git a/site/formGraphe.php b/site/formGraphe.php
new file mode 100644
index 0000000..4dbe4ed
--- /dev/null
+++ b/site/formGraphe.php
@@ -0,0 +1,44 @@
+<div class="row">
+	<div class="col-4 col-md-4 offset-md-4 offset-4">
+	<br/>
+		<h1 style="margin-bottom:50px; margin-top:50px; border-bottom:1px solid #CCC; padding-bottom:20px;"><i class="fas fa-chart-line"></i> Affichage un graphe</h1>
+		<form action="graphique.php" method="post">
+			<table class="table table-striped table-bordered">
+				<tbody>
+					<tr>
+						<td><label for="names">Nom du capteur : </label></td>
+						<td>
+							<div class="form-group my-1 mr-sm-2">
+							     <select class="custom-select my-1 mr-sm-2" id="names" name="nom">
+							     	     <option></option>
+							     	     <?php
+								     $names = get(nom);
+								     foreach($names as $name)
+								     { ?>
+								       <option><?php echo $name['nom'];?></option>
+								     <?php }?>
+							     </select>
+							</div>
+						</td>
+					</tr>
+
+					<tr>
+						<td><label for="start">Date de début :</label></td>
+						<td><input type="date" id="start" name="start-date" min="<?php echo $date_min; ?>" max="<?php echo $date_max; ?>" /></td>
+					</tr>
+
+					<tr>
+						<td><label for="end">Date de fin :</label></td>
+						<td><input type="date" id="end" name="end-date" min="<?php echo $date_min; ?>" max="<?php echo $date_max; ?>" /></td>
+					</tr>
+
+					<tr>
+						<td><label for"nombre">Nombre de points (entre 4 et 100) :</label></td>
+						<td><input type="text" id="nombre" name="nombre" min="4" max="100" value="10" /></td>
+					</tr>
+				</tbody>
+			</table>
+			<input type="submit" class="btn btn-dark btn-lg btn-block" style="margin-top:20px; margin-bottom:20px;" value="Afficher le graphe"/>
+		</form>
+	</div>
+</div>
diff --git a/site/graphe.php b/site/graphe.php
index bf29787..0ed01ad 100644
--- a/site/graphe.php
+++ b/site/graphe.php
@@ -3,7 +3,14 @@ require_once ('jpgraph/jpgraph.php');
 require_once ('jpgraph/jpgraph_line.php');
 require_once('accesBase.php');
 
-$history1 = getHistory('Solaris', '', '', '2020-01-02 00:00:00', '2020-04-05 23:59:59', 4);
+$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($_POST['nom'], '', '', $start, $end, $_POST['nombre']);
 $datay1 = makeArray($history1, "value");
 
 $history2 = getHistory('Atmos', '', '', '2020-01-02 00:00:00', '2020-04-05 23:59:59', 4);
diff --git a/site/rechercheGraphe.php b/site/rechercheGraphe.php
new file mode 100644
index 0000000..c070b59
--- /dev/null
+++ b/site/rechercheGraphe.php
@@ -0,0 +1,26 @@
+<?php
+session_start();
+?>
+<!DOCTYPE html>
+
+<html>
+        <head>
+                <?php include("head.php"); ?>
+        </head>
+
+        <!-- Contenu du site -->
+        <body>
+                <?php 
+                include("header.php");
+                if(isset($_SESSION['Login'], $_SESSION['Password']))
+                {
+                        include("formGraphe.php");
+                }
+                else
+                {
+                        include("formConnexion.php");
+                }
+                ?>
+        </body>
+</html>
+
--
libgit2 0.21.2
Nom du capteur :	+ + + +
Date de début :
Date de fin :
Nombre de points (entre 4 et 100) :