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"
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#include "ui_receiver.hpp"
#include "ui_rssi.hpp"
#include "ui_channel.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;
Optional<tpms::Flags> last_flags;
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:
Optional<File::Error> append(const std::filesystem::path& filename) {
return log_file.append(filename);
}
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);
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const tpms::Packet packet { message->packet, message->signal_type };
this->on_packet(packet);
}
};
static constexpr ui::Dim header_height = 1 * 16;
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RSSI rssi {
{ 21 * 8, 0, 6 * 8, 4 },
};
Channel channel {
{ 21 * 8, 5, 6 * 8, 4 },
};
OptionsField options_band {
{ 0 * 8, 0 * 16 },
3,
{
{ "315", 315000000 },
{ "434", 433920000 },
}
};
RFAmpField field_rf_amp {
{ 13 * 8, 0 * 16 }
};
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LNAGainField field_lna {
{ 15 * 8, 0 * 16 }
};
VGAGainField field_vga {
{ 18 * 8, 0 * 16 }
};
TPMSRecentEntries recent;
std::unique_ptr<TPMSLogger> logger;
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TPMSRecentEntriesView recent_entries_view { recent };
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uint32_t target_frequency_ = initial_target_frequency;
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void on_packet(const tpms::Packet& packet);
void on_show_list();
void on_band_changed(const uint32_t new_band_frequency);
uint32_t target_frequency() const;
void set_target_frequency(const uint32_t new_value);
uint32_t tuning_frequency() const;
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};
} /* namespace ui */
#endif/*__TPMS_APP_H__*/