";
// Set some containers to legend, graph, timestamp tooltip, etc.
$return .= "
";
$return .= "
";
$return .= "
";
$return .= "
";
if ($water_mark != '') {
$return .= "
";
$watermark = 'true';
}
else {
$watermark = 'false';
}
// Set a weird separator to serialize and unserialize passing data from php to javascript
$separator = ';;::;;';
$separator2 = ':,:,,,:,:';
// Transform data from our format to library format
$legend2 = array();
$labels = array();
$a = array();
$vars = array();
$serie_types2 = array();
$colors = array();
$index = array_keys(reset($chart_data));
foreach($index as $serie_key) {
if(isset($color[$serie_key])) {
$colors[] = $color[$serie_key]['color'];
}
else {
$colors[] = '';
}
}
foreach($chart_data as $label => $values) {
$labels[] = io_safe_output($label);
foreach($values as $key => $value) {
$jsvar = "data_".$graph_id."_".$key;
if(!isset($serie_types[$key])) {
$serie_types2[$jsvar] = 'line';
}
else {
$serie_types2[$jsvar] = $serie_types[$key];
}
if($serie_types2[$jsvar] == 'points' && $value == 0) {
$data[$jsvar][] = 'null';
}
else {
$data[$jsvar][] = $value;
}
if(!isset($legend[$key])) {
$legend2[$jsvar] = 'null';
}
else {
$legend2[$jsvar] = $legend[$key];
}
}
}
// Store data series in javascript format
$jsvars = '';
$jsseries = array();
$values2 = array();
$i = 0;
$max_x = 0;
foreach($data as $jsvar => $values) {
$n_values = count($values);
if($n_values > $max_x) {
$max_x = $n_values;
}
$values2[] = implode($separator,$values);
$i ++;
}
$values = implode($separator2, $values2);
// Max is "n-1" because start with 0
$max_x--;
if($menu) {
$threshold = false;
if($yellow_threshold != 0 || $red_threshold != 0) {
$threshold = true;
}
$nbuttons = 2;
if($threshold) {
$nbuttons++;
}
$menu_width = 18 * $nbuttons + 8;
$return .= "";
}
$extra_height = $height - 50;
$extra_width = (int)($width / 3);
$return .= "";
// Process extra data
$events = array();
$event_ids = array();
$alerts = array();
$alert_ids = array();
$legend_events = '';
$legend_alerts = '';
foreach($chart_extra_data as $i => $data) {
switch($i) {
case 'legend_alerts':
$legend_alerts = $data;
break;
case 'legend_events':
$legend_events = $data;
break;
default:
if(isset($data['events'])) {
$event_ids[] = $i;
$events[$i] = $data['events'];
}
if(isset($data['alerts'])) {
$alert_ids[] = $i;
$alerts[$i] = $data['alerts'];
}
break;
}
}
// Store serialized data to use it from javascript
$events = implode($separator,$events);
$event_ids = implode($separator,$event_ids);
$alerts = implode($separator,$alerts);
$alert_ids = implode($separator,$alert_ids);
$labels = implode($separator,$labels);
if (!empty($long_index)) {
$labels_long = implode($separator, $long_index);
}
else {
$labels_long = $labels;
}
if (!empty($legend)) {
$legend = io_safe_output(implode($separator,$legend));
}
$serie_types = implode($separator, $serie_types2);
$colors = implode($separator, $colors);
// Javascript code
$return .= "";
// Parent layer
$return .= "
![".__(](".$homeurl."images/zoom_cross.disabled.png "\".__(")
![".__(](".$homeurl."images/chart_curve_threshold.png "\".__(")
![".__(](".$homeurl."images/chart_curve_overview.png "\".__(")