mayhem-firmware/firmware/application/tpms_app.hpp

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/*
* 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__
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#include "ui_widget.hpp"
#include "ui_navigation.hpp"
#include "event_m0.hpp"
#include "log_file.hpp"
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#include "recent_entries.hpp"
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#include "tpms_packet.hpp"
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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 {
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public:
TPMSLogger(const std::string& file_path);
void on_packet(const tpms::Packet& packet, const uint32_t target_frequency);
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private:
LogFile log_file;
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};
namespace ui {
using TPMSRecentEntriesView = RecentEntriesView<TPMSRecentEntries>;
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class TPMSAppView : public View {
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public:
TPMSAppView(NavigationView& nav);
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~TPMSAppView();
void set_parent_rect(const Rect new_parent_rect) override;
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// 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 { };
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void focus() override;
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std::string title() const override { return "TPMS"; };
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private:
static constexpr uint32_t initial_target_frequency = 315000000;
static constexpr uint32_t sampling_rate = 2457600;
static constexpr uint32_t baseband_bandwidth = 1750000;
MessageHandlerRegistration message_handler_packet {
Message::ID::TPMSPacket,
[this](Message* const p) {
const auto message = static_cast<const TPMSPacketMessage*>(p);
const tpms::Packet packet { message->packet };
this->on_packet(message->signal_type, packet);
}
};
TPMSRecentEntries recent;
std::unique_ptr<TPMSLogger> logger;
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TPMSRecentEntriesView recent_entries_view { recent };
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void on_packet(const tpms::SignalType signal_type, const tpms::Packet& packet);
void on_show_list();
uint32_t target_frequency() const;
uint32_t tuning_frequency() const;
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};
} /* namespace ui */
#endif/*__TPMS_APP_H__*/