mirror of
https://github.com/eried/portapack-mayhem.git
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61cb57e48d
* Added to_string_rounded_freq function * Added to_string_rounded_freq function * Clang * Clang try #2 * Use constexpr for pow10 array * Additional string_format test cases * Specify std=c++17 for g++ versions that default to an older standard * Corrected string_format test cases
82 lines
2.9 KiB
C++
82 lines
2.9 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __STRING_FORMAT_H__
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#define __STRING_FORMAT_H__
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#include <cstdint>
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#include <array>
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#include <string>
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#include <string_view>
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#include "file.hpp"
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// BARF! rtc::RTC is leaking everywhere.
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#include "lpc43xx_cpp.hpp"
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using namespace lpc43xx;
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enum TimeFormat {
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YMDHMS = 0,
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HMS = 1,
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HM = 2
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};
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const char unit_prefix[7]{'n', 'u', 'm', 0, 'k', 'M', 'G'};
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using StringFormatBuffer = std::array<char, 24>;
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/* uint conversion without memory allocations. */
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char* to_string_dec_uint(uint32_t n, StringFormatBuffer& buffer, size_t& length);
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char* to_string_dec_uint64(uint64_t n, StringFormatBuffer& buffer, size_t& length);
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std::string to_string_dec_uint(uint32_t n);
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std::string to_string_dec_uint64(uint64_t n);
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// TODO: Allow l=0 to not fill/justify? Already using this way in ui_spectrum.hpp...
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std::string to_string_bin(const uint32_t n, const uint8_t l = 0);
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std::string to_string_dec_uint(const uint32_t n, const int32_t l, const char fill = ' ');
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std::string to_string_dec_int(const int32_t n, const int32_t l = 0, const char fill = 0);
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std::string to_string_decimal(float decimal, int8_t precision);
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std::string to_string_hex(const uint64_t n, const int32_t l = 0);
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std::string to_string_hex_array(uint8_t* const array, const int32_t l = 0);
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std::string to_string_freq(const uint64_t f);
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std::string to_string_short_freq(const uint64_t f);
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std::string to_string_rounded_freq(const uint64_t f, int8_t precision);
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std::string to_string_time_ms(const uint32_t ms);
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std::string to_string_datetime(const rtc::RTC& value, const TimeFormat format = YMDHMS);
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std::string to_string_timestamp(const rtc::RTC& value);
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std::string to_string_FAT_timestamp(const FATTimestamp& timestamp);
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// Gets a human readable file size string.
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std::string to_string_file_size(uint32_t file_size);
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std::string unit_auto_scale(double n, const uint32_t base_nano, uint32_t precision);
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double get_decimals(double num, int16_t mult, bool round = false);
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std::string trim(std::string_view str); // Remove whitespace at ends.
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std::string trimr(std::string_view str); // Remove trailing spaces
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std::string truncate(std::string_view, size_t length);
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#endif /*__STRING_FORMAT_H__*/
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