if (isset($_layer['maxscaledenom']) && strlen($_layer['maxscaledenom']) > 0) {
$layer->maxscaledenom = floatval($_layer['maxscaledenom']);
}
if (isset($_layer['opacity'])) {
$layer->opacity = intval($_layer['opacity']);
}
if (isset($_layer['labelitem']) && !empty($_layer['labelitem'])) {
$layer->labelitem = $_layer['labelitem'];
}
if (isset($_layer['classitem']) && !empty($_layer['classitem'])) {
$layer->classitem = $_layer['classitem'];
}
if (isset($_layer['class']) && is_array($_layer['class'])) {
foreach ($_layer['class'] as $c => $_class) {
try {
$class = $layer->getClass($c);
} catch (MapScriptException $e) {
$class = new classObj($layer);
}
if (isset($_class['name']) && !empty($_class['name'])) {
$class->name = $_class['name'];
}
if (isset($_class['expression']) && !empty($_class['expression'])) {
$class->setExpression($_class['expression']);
}
if (isset($_class['style']) && is_array($_class['style'])) {
foreach ($_class['style'] as $s => $_style) {
try {
$style = $class->getStyle($s);
} catch (MapScriptException $e) {
$style = new styleObj($class);
