portapack-mayhem/firmware/application/string_format.hpp
Kyle Reed 29e495a17f
Freqman UI (#1255)
* FreqmanDB direct file
* Clear UI for short lists
* Final touches on freqlist UI.
* Support vertical alignment in NewButton
* New buttons in FreqMan
* Wiring up UI to filewrapper actions
* Work around empty file
2023-07-11 22:48:36 +02:00

82 lines
2.9 KiB
C++

/*
* Copyright (C) 2014 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 __STRING_FORMAT_H__
#define __STRING_FORMAT_H__
#include <cstdint>
#include <array>
#include <string>
#include <string_view>
#include "file.hpp"
// BARF! rtc::RTC is leaking everywhere.
#include "lpc43xx_cpp.hpp"
using namespace lpc43xx;
enum TimeFormat {
YMDHMS = 0,
HMS = 1,
HM = 2
};
const char unit_prefix[7]{'n', 'u', 'm', 0, 'k', 'M', 'G'};
using StringFormatBuffer = std::array<char, 24>;
/* uint conversion without memory allocations. */
char* to_string_dec_uint(uint32_t n, StringFormatBuffer& buffer, size_t& length);
char* to_string_dec_uint64(uint64_t n, StringFormatBuffer& buffer, size_t& length);
std::string to_string_dec_uint(uint32_t n);
std::string to_string_dec_uint64(uint64_t n);
// TODO: Allow l=0 to not fill/justify? Already using this way in ui_spectrum.hpp...
std::string to_string_bin(const uint32_t n, const uint8_t l = 0);
std::string to_string_dec_uint(const uint32_t n, const int32_t l, const char fill = ' ');
std::string to_string_dec_int(const int32_t n, const int32_t l = 0, const char fill = 0);
std::string to_string_decimal(float decimal, int8_t precision);
std::string to_string_hex(const uint64_t n, const int32_t l = 0);
std::string to_string_hex_array(uint8_t* const array, const int32_t l = 0);
// NB: These pad-left and don't work correctly for values less than 1M.
std::string to_string_freq(const uint64_t f);
std::string to_string_short_freq(const uint64_t f);
std::string to_string_time_ms(const uint32_t ms);
std::string to_string_datetime(const rtc::RTC& value, const TimeFormat format = YMDHMS);
std::string to_string_timestamp(const rtc::RTC& value);
std::string to_string_FAT_timestamp(const FATTimestamp& timestamp);
// Gets a human readable file size string.
std::string to_string_file_size(uint32_t file_size);
std::string unit_auto_scale(double n, const uint32_t base_nano, uint32_t precision);
double get_decimals(double num, int16_t mult, bool round = false);
std::string trim(std::string_view str); // Remove whitespace at ends.
std::string trimr(std::string_view str); // Remove trailing spaces
std::string truncate(std::string_view, size_t length);
#endif /*__STRING_FORMAT_H__*/