/* * The contents of this file are subject to the Mozilla Public License * Version 1.0 (the "License"); you may not use this file except in * compliance with the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the * License for the specific language governing rights and limitations * under the License. * * The Original Code is legOS code, released October 17, 1999. * * The Initial Developer of the Original Code is Markus L. Noga. * Portions created by Markus L. Noga are Copyright (C) 1999 * Markus L. Noga. All Rights Reserved. * * Contributor(s): Markus L. Noga <markus@noga.de> */ #ifndef __cxx_sensor__ #define __cxx_sensor__ extern "C" { #include <dsensor.h> } class Sensor { public: Sensor(unsigned *addr = s1, int active = 0) { ptr = addr; if (active) ds_active(ptr); else ds_passive(ptr); } ~Sensor() { ds_passive(ptr); } unsigned value() { return *ptr; } public: static unsigned *const Sensor::s1; static unsigned *const Sensor::s2; static unsigned *const Sensor::s3; static unsigned *const Sensor::battery; protected: unsigned *ptr; }; class LightSensor:public Sensor { public: LightSensor(unsigned *addr = s1, int active = 1):Sensor(addr, active) { } unsigned value() { return LIGHT(Sensor::value()); } }; class RotationSensor:public Sensor { public: RotationSensor(unsigned *addr = s1, int initial = 0); ~RotationSensor() { ds_rotation_off(ptr); } inline int position() { return *posPtr; } protected: int *volatile posPtr; }; #endif // __cxx_sensor__