portapack-mayhem/firmware/application/app_settings.hpp

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/*
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
* Copyright (C) 2022 Arjan Onwezen
*
* 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 __APP_SETTINGS_H__
#define __APP_SETTINGS_H__
#include <cstddef>
#include <cstdint>
#include <string>
#include <utility>
#include "file.hpp"
#include "max283x.hpp"
#include "string_format.hpp"
namespace app_settings {
enum class ResultCode : uint8_t {
Ok, // settings found
LoadFailed, // settings (file) not found
SaveFailed, // unable to save settings
SettingsDisabled, // load/save disabled in settings
};
enum class Mode : uint8_t {
RX = 0x01,
TX = 0x02,
RX_TX = 0x03, // Both TX/RX
};
enum class Options {
None = 0x0000,
/* Don't use target frequency from app settings. */
UseGlobalTargetFrequency = 0x0001,
};
// TODO: separate types for TX/RX or union?
/* NB: See RX/TX model headers for default values. */
struct AppSettings {
Mode mode = Mode::RX;
Options options = Options::None;
uint32_t baseband_bandwidth = max283x::filter::bandwidth_minimum;
uint32_t sampling_rate = 3072000; // Good for 48k audio.
uint8_t lna = 32;
uint8_t vga = 32;
uint8_t rx_amp = 0;
uint8_t tx_amp = 0;
uint8_t tx_gain = 35;
uint32_t channel_bandwidth = 1;
uint32_t rx_frequency;
uint32_t tx_frequency;
uint32_t step = 25000;
uint8_t modulation = 1; // NFM
uint8_t am_config_index = 0;
uint8_t nbfm_config_index = 0;
uint8_t wfm_config_index = 0;
uint8_t squelch = 80;
uint8_t volume;
};
ResultCode load_settings(const std::string& app_name, AppSettings& settings);
ResultCode save_settings(const std::string& app_name, AppSettings& settings);
/* Copies common values to the receiver/transmitter models. */
void copy_to_radio_model(const AppSettings& settings);
/* Copies common values from the receiver/transmitter models. */
void copy_from_radio_model(AppSettings& settings);
/* RAII wrapper for automatically loading and saving settings for an app.
* NB: This should be added to a class before any LNA/VGA controls so that
* the receiver/transmitter models are set before the control ctors run. */
class SettingsManager {
public:
SettingsManager(std::string app_name, Mode mode, Options options = Options::None);
~SettingsManager();
SettingsManager(const SettingsManager&) = delete;
SettingsManager& operator=(const SettingsManager&) = delete;
SettingsManager(SettingsManager&&) = delete;
SettingsManager& operator=(SettingsManager&&) = delete;
/* True if settings were successfully loaded from file. */
bool loaded() const { return loaded_; }
Mode mode() const { return settings_.mode; }
AppSettings& raw() { return settings_; }
private:
std::string app_name_;
AppSettings settings_;
bool loaded_;
};
} // namespace app_settings
ENABLE_FLAGS_OPERATORS(app_settings::Mode);
ENABLE_FLAGS_OPERATORS(app_settings::Options);
#endif /*__APP_SETTINGS_H__*/