65 lines
1.6 KiB
PHP
65 lines
1.6 KiB
PHP
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<?php
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/*
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* Copyright (C) 2014, NoccyLabs
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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namespace NoccyLabs\Gpio\Bus;
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abstract class Bus implements BusInterface
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{
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protected $pins = array();
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public function __construct()
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{
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$this->configure();
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}
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public function addPin($name)
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{
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$this->pins[$name] = null;
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}
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public function __set($name, $value)
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{
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if (!array_key_exists($name,$this->pins)) {
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throw new \Exception("No such pin: {$name}");
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}
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$this->pins[$name] = $value;
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}
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public function __get($name)
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{
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if (!array_key_exists($name,$this->pins)) {
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throw new \Exception("No such pin: {$name}");
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}
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return $this->pins[$name];
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}
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public function __isSet($name)
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{
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return array_key_exists($name,$this->pins);
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}
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public function __unset($name)
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{
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if (!array_key_exists($name,$this->pins)) {
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return;
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}
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$this->pins[$name] = null;
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}
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}
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