function callMobilePhone($phone_num)
{
CellPhone::openSerialPort();
CellPhone::callPhone($phone_num);
CellPhone::closeSerialPort();
$msg = 'Calling ' . $phone_num . '...<INPUT TYPE="image" SRC="' . URLHelper::getWebBaseURL() . 'images/hangup.gif" BORDER="0" >';
$data = array("phone_num" => $phone_num, "msg" => $msg);
return $data;
}
}
}
class CellPhone implements ElectricalDevice, FrequencyTuner
{
private $freq;
public function power_on()
{
echo "turns power on for CellPhone " . PHP_EOL;
}
public function power_off()
{
echo "turns power on for CellPhone " . PHP_EOL;
}
public function set_frequency($f)
{
$this->freq = $f;
}
public function get_frequencey()
{
echo "Freq of CellPhone : " . $this->freq . PHP_EOL;
}
}
// main
$myElectricalFan = new ElectricFan();
$myElectricalFan->power_on();
$myElectricalFan->power_off();
$myCell = new CellPhone();
$myCell->power_on();
$myCell->power_off();
$myCell->set_frequency(200);
$myCell->get_frequencey();
