portapack-mayhem/firmware/application/tpms_app.hpp
2016-01-27 10:18:44 -08:00

227 lines
4.3 KiB
C++

/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef __TPMS_APP_H__
#define __TPMS_APP_H__
#include "ui_widget.hpp"
#include "ui_navigation.hpp"
#include "field_reader.hpp"
#include "baseband_packet.hpp"
#include "manchester.hpp"
#include "log_file.hpp"
#include "recent_entries.hpp"
#include "optional.hpp"
#include "units.hpp"
using units::Temperature;
using units::Pressure;
namespace tpms {
class TransponderID {
public:
constexpr TransponderID(
) : id_ { 0 }
{
}
constexpr TransponderID(
const uint32_t id
) : id_ { id }
{
}
constexpr uint32_t value() const {
return id_;
}
private:
uint32_t id_;
};
class Reading {
public:
enum Type {
None = 0,
FLM_64 = 1,
FLM_72 = 2,
FLM_80 = 3,
};
constexpr Reading(
) : type_ { Type::None }
{
}
constexpr Reading(
Type type,
TransponderID id
) : type_ { type },
id_ { id }
{
}
constexpr Reading(
Type type,
TransponderID id,
Optional<Pressure> pressure = { },
Optional<Temperature> temperature = { }
) : type_ { type },
id_ { id },
pressure_ { pressure },
temperature_ { temperature }
{
}
Type type() const {
return type_;
}
TransponderID id() const {
return id_;
}
Optional<Pressure> pressure() const {
return pressure_;
}
Optional<Temperature> temperature() const {
return temperature_;
}
private:
Type type_ { Type::None };
TransponderID id_ { 0 };
Optional<Pressure> pressure_ { };
Optional<Temperature> temperature_ { };
};
class Packet {
public:
constexpr Packet(
const baseband::Packet& packet
) : packet_ { packet },
decoder_ { packet_, 0 },
reader_ { decoder_ }
{
}
Timestamp received_at() const;
ManchesterFormatted symbols_formatted() const;
Optional<Reading> reading() const;
private:
using Reader = FieldReader<ManchesterDecoder, BitRemapNone>;
const baseband::Packet packet_;
const ManchesterDecoder decoder_;
const Reader reader_;
size_t crc_valid_length() const;
};
} /* namespace tpms */
namespace std {
constexpr bool operator==(const tpms::TransponderID& lhs, const tpms::TransponderID& rhs) {
return (lhs.value() == rhs.value());
}
} /* namespace std */
struct TPMSRecentEntry {
using Key = std::pair<tpms::Reading::Type, tpms::TransponderID>;
static const Key invalid_key;
tpms::Reading::Type type { invalid_key.first };
tpms::TransponderID id { invalid_key.second };
size_t received_count { 0 };
Optional<Pressure> last_pressure;
Optional<Temperature> last_temperature;
TPMSRecentEntry(
const Key& key
) : type { key.first },
id { key.second }
{
}
Key key() const {
return { type, id };
}
void update(const tpms::Reading& reading);
};
using TPMSRecentEntries = RecentEntries<tpms::Reading, TPMSRecentEntry>;
class TPMSLogger {
public:
void on_packet(const tpms::Packet& packet);
private:
LogFile log_file { "tpms.txt" };
};
namespace ui {
using TPMSRecentEntriesView = RecentEntriesView<TPMSRecentEntries>;
class TPMSAppView : public View {
public:
TPMSAppView(NavigationView& nav);
~TPMSAppView();
void set_parent_rect(const Rect new_parent_rect) override;
// Prevent painting of region covered entirely by a child.
// TODO: Add flag to View that specifies view does not need to be cleared before painting.
void paint(Painter&) override { };
void focus() override;
std::string title() const override { return "TPMS"; };
private:
TPMSRecentEntries recent;
TPMSLogger logger;
TPMSRecentEntriesView recent_entries_view { recent };
void on_packet(const tpms::Packet& packet);
void on_show_list();
};
} /* namespace ui */
#endif/*__TPMS_APP_H__*/