118 lines
4.4 KiB
C
118 lines
4.4 KiB
C
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/********************************************************
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* ██████╗ ██████╗████████╗██╗
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* ██╔════╝ ██╔════╝╚══██╔══╝██║
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* ██║ ███╗██║ ██║ ██║
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* ██║ ██║██║ ██║ ██║
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* ╚██████╔╝╚██████╗ ██║ ███████╗
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* ╚═════╝ ╚═════╝ ╚═╝ ╚══════╝
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* Geophysical Computational Tools & Library (GCTL)
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*
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* Copyright (c) 2023 Yi Zhang (yizhang-geo@zju.edu.cn)
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*
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* GCTL is distributed under a dual licensing scheme. You can redistribute
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* it and/or modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation, either version 2
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* of the License, or (at your option) any later version. You should have
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* received a copy of the GNU Lesser General Public License along with this
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* program. If not, see <http://www.gnu.org/licenses/>.
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*
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* If the terms and conditions of the LGPL v.2. would prevent you from using
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* the GCTL, please consider the option to obtain a commercial license for a
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* fee. These licenses are offered by the GCTL's original author. As a rule,
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* licenses are provided "as-is", unlimited in time for a one time fee. Please
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* send corresponding requests to: yizhang-geo@zju.edu.cn. Please do not forget
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* to include some description of your company and the realm of its activities.
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* Also add information on how to contact you by electronic and paper mail.
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******************************************************/
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#ifndef _GCTL_PROGRESS_BAR_H
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#define _GCTL_PROGRESS_BAR_H
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#include "../core/exceptions.h"
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#ifdef _WINDOWS
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#include "windows.h"
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#else
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#include "sys/ioctl.h"
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#endif
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#include "cstring"
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#include "iostream"
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#include "iomanip"
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#include "thread"
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#include "chrono"
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//进度条宏定义
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#define TOTAL_PERCENTAGE 100.0 ///< 设置总的百分比为100%。
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#define CHARACTER_WIDTH_PERCENTAGE 5 ///< 设置每显示一个字符所占的百分比为5%。
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namespace gctl
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{
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/**
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* @brief 终端显示进度条的类。
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* @warning 这个类是一个在终端显示进度的通用类型。
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*/
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class progress_bar
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{
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public:
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progress_bar(); ///< 类默认的构造函数。
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/**
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* @brief 类的构造函数。
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*
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* @param[in] n_ 整形，进度条循环的最大值。
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* @param[in] description_ 字符串，进度条的名称。
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* @param out_ 输出至标准错误输出，避免在程序输出重定向时无法显示。
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*/
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progress_bar(unsigned long n_, const char *description_="Progress", std::ostream& out_=std::cerr);
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/**
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* @brief 初始化进度条，与类的构造函数功能一样。可以重置或者初始化进度条。
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*
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* @param[in] n_ 整形，进度条循环的最大值。
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* @param[in] description_ 字符串，进度条的名称。
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* @param out_ 输出至标准错误输出，避免在程序输出重定向时无法显示。
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*/
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void reset(unsigned long n_, const char *description_="Progress", std::ostream& out_=std::cerr);
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/**
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* @brief 设置进度条刷新次数，默认为进度条的长度，即每次都更新。减少更新的次数可适当的减少在屏幕上打印进度条的时间
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*
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* @param[in] frequency_update_ 整形，刷新的次数
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*/
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void set_frequency_update(unsigned long frequency_update_);
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/**
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* @brief 设置进度条的风格。
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*
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* @param[in] unit_bar_ 字符串，已达到进度的符号。
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* @param[in] unit_space_ 字符串，未达到进度的符号。
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*/
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void set_style(const char* unit_bar_, const char* unit_space_);
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/**
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* @brief 更新当前已达到的进度值。
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*
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* @param[in] idx_ 整形，当前进度条循环的值。
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*/
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void progressed(unsigned long idx_);
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/**
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* @brief 更新当前已达到的进度值。仅显示百分比
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*
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* @param[in] idx_ 整形，当前进度条循环的值。
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*/
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void progressed_simple(unsigned long idx_);
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protected:
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unsigned long n;
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unsigned int desc_width;
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unsigned long frequency_update;
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std::ostream* out;
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const char *description;
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const char *unit_bar;
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const char *unit_space;
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void clear_bar_field();
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int get_console_width();
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int get_bar_length();
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};
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}
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#endif // _GCTL_PROGRESS_BAR_H
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