source: code/Website/graph_bar.php@ 7887

<?php
include_once 'php-ofc-library/open-flash-chart.php';
include_once 'cfg/mysql.php';
connectdb();


$result = mysql_query("
                                          select AVG(`tuples`.value) AS average, `rooms`.name AS xaxis 
                                          FROM (`save_energy`.`tuples`) 
                                          JOIN `save_energy`.`sensors` ON (`tuples`.sensorID=`sensors`.sensorID) 
                                          JOIN `save_energy`.`rooms` ON (`sensors`.roomID=`rooms`.roomID) 
                                          WHERE `sensors`.name LIKE '%power' 
                                          AND DATE(`tuples`.start) = CURRENT_DATE() - INTERVAL 1 DAY  
                                          GROUP BY `rooms`.name;");

$data = array();
while($row = mysql_fetch_array($result))
{
  $data[] = intval($row['average']);
  $xaxis[] = ($row['xaxis']);
}

$title = new title( 'Alle kamers' );

$bar = new bar();
$bar->colour( '#BF3B69');
$bar->key('Gemiddelde energieverbruik van gisteren in Watt', 14);
$bar->set_values( $data );
$bar->set_on_click("bar_1");
$bar->set_colour('#f7921c');


//-- Y AXIS --\\

$y = new y_axis();
$y->set_range( 0, 50, 10 );
$y->set_colour('#000000');
$y->set_grid_colour('#D8D8D8');


//-- X AXIS --\\

$x = new x_axis();
$x->colour('#000000')->grid_colour('#D8D8D8');
$x_legend = new x_legend( 'Kamer nummer' );
$x_legend->set_style( '{font-size: 14px; color: #000000}' );

$x_labels = new x_axis_labels();
$x_labels->set_colour( '#000000' );
$x_labels->set_labels( $xaxis );
$x->set_labels( $x_labels );



//--CHART --\\

$chart = new open_flash_chart();
$chart->set_title( $title );
$chart->set_x_legend( $x_legend );
$chart->set_x_axis( $x );
$chart->set_y_axis( $y );
$chart->add_element( $bar );
$chart->set_bg_colour( '#FFFFFF' );
//$chart->add_element( $bar2 );

echo $chart->toPrettyString();
$chartwrite = $chart->toPrettyString();

$fh = fopen("graphs/bar.txt", 'w') or die("can't open file");
fwrite($fh, $chartwrite);
fclose($fh);
?>