src/Android/I2CbaroDevice.hpp

   1 /*
   2 Copyright_License {
   3
   4   XCSoar Glide Computer - http://www.xcsoar.org/
   5   Copyright (C) 2000-2013 The XCSoar Project
   6   A detailed list of copyright holders can be found in the file "AUTHORS".
   7
   8   This program is free software; you can redistribute it and/or
   9   modify it under the terms of the GNU General Public License
  10   as published by the Free Software Foundation; either version 2
  11   of the License, or (at your option) any later version.
  12
  13   This program is distributed in the hope that it will be useful,
  14   but WITHOUT ANY WARRANTY; without even the implied warranty of
  15   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16   GNU General Public License for more details.
  17
  18   You should have received a copy of the GNU General Public License
  19   along with this program; if not, write to the Free Software
  20   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  21 }
  22 */
  23
  24 #ifndef XCSOAR_ANDROID_I2CBARO_DEVICE_HPP
  25 #define XCSOAR_ANDROID_I2CBARO_DEVICE_HPP
  26
  27 #include "I2CbaroListener.hpp"
  28 #include "Java/Object.hpp"
  29 #include "Math/SelfTimingKalmanFilter1d.hpp"
  30 #include "Compiler.h"
  31 #include "Profile/DeviceConfig.hpp"
  32
  33 #include <jni.h>
  34
  35 class I2CbaroDevice final : private I2CbaroListener {
  36   unsigned index;
  37   Java::Object obj;
  38   DeviceConfig::PressureUse press_use;
  39   fixed pitot_offset;
  40   /**
  41    * This Kalman filter is used to smooth the pressure input.
  42    */
  43   SelfTimingKalmanFilter1d kalman_filter;
  44
  45 public:
  46   static void Initialise(JNIEnv *env);
  47   static void Deinitialise(JNIEnv *env);
  48
  49   I2CbaroDevice(unsigned index,
  50                JNIEnv *env, jobject holder,
  51                DeviceConfig::PressureUse press_use,
  52                fixed pitot_offset,
  53                unsigned twi_num, unsigned i2c_addr, unsigned sample_rate, unsigned flags);
  54
  55   ~I2CbaroDevice();
  56
  57 private:
  58   /* virtual methods from class I2CbaroListener */
  59   virtual void onI2CbaroValues(unsigned sensor, AtmosphericPressure pressure) override;
  60   virtual void onI2CbaroError() override;
  61 };
  62
  63 #endif