private boolean appendNumberExpression(NumberExpression node) {
if (node.hasOriginalString()) {
cssOnly.append(node.getOriginalString());
} else {
if (node.hasExpliciteSign()) {
if (0 < node.getValueAsDouble()) cssOnly.append('+');
else cssOnly.append('-');
}
cssOnly.append(PrintUtils.formatNumber(node.getValueAsDouble()) + node.getSuffix());
}
return true;
}
private boolean valueEq(NumberExpression n1, NumberExpression n2) {
return equals(n1.getValueAsDouble(), n2.getValueAsDouble());
}