public function Validate()
{
$errors = array();
if (!Mode::isValidValue($this->mode)) {
array_push($errors, "Invalid mode: " . $this->mode);
}
if (!is_int($this->width)) {
array_push($errors, "Invalid width: " . $this->width);
}
if (!is_int($this->height)) {
array_push($errors, "Invalid height: " . $this->height);
}
if (!is_int($this->top)) {
array_push($errors, "Invalid top: " . $this->top);
}
if (!is_int($this->left)) {
array_push($errors, "Invalid left: " . $this->left);
}
if (!is_int($this->brightness)) {
array_push($errors, "Invalid brightness: " . $this->brightness);
}
if (!is_int($this->contrast)) {
array_push($errors, "Invalid contrast: " . $this->contrast);
}
if ($this->top + $this->height > Config::MaximumScanHeightInMm) {
array_push($errors, "Top + height exceed maximum dimensions");
}
/////////// MORE HERE ///////////////
/////////////////////////////////////
return $errors;
}
