47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
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#pragma once
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#include <string>
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#include <string.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <cmath>
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#include "log.hpp"
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std::string PadZeros(std::string input, size_t required_length);
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uint8_t TimeToComponentCount(double time_code);
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std::string TimeToString(double time_code, uint8_t min_components = 1);
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std::string get_prefs_path();
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inline std::string to_string_with_decimals(double value, unsigned decimals) {
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std::string num_text;
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if (value == 0) {
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num_text = "0";
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} else {
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size_t buflen = snprintf(NULL, 0, "%f", value);
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buflen++;
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char *buf = (char*)malloc(buflen);
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memset(buf, 0, buflen);
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snprintf(buf, buflen - 1, "%f", value);
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num_text = std::string(buf);
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free(buf);
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}
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int found = num_text.find(".");
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if (found == -1) {
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found = num_text.size();
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num_text.append(".0");
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}
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if (num_text[0] == '.') {
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num_text = "0" + num_text;
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found++;
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}
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if (decimals == 0) {
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num_text = num_text.substr(0, found);
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return num_text;
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}
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int chars_after_decimal = num_text.size() - found - 1;
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if (chars_after_decimal > decimals) {
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num_text = num_text.substr(0, found + decimals + 1);
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} else {
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for (int i = chars_after_decimal; i < decimals; i++) {
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num_text.push_back('0');
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}
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}
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return num_text;
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}
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