$subdimensions) {
foreach ($subdimensions as $subdimension => $element) {
$values = array();
foreach ($element as $elementName => $content) {
$values[] = array(
"series" => 0,
"shape" => $shapes[$shape],
"size" => 3000,
"x" => getDifficultyOfImplementation($dimensions, $content),
"y" => $content["usefulness"],
"key" => $elementName
);
}
$json[] = array(
"key" => "$dimension - " . $subdimension,
"values" => $values
);
$shape++;
}
}
return json_encode($json);
}
?>