KozlovDanD
/
lab34
1
0
Форкнуть 0
Код Задачи Запросы на слияние Пакеты Проекты Релизы Вики Активность

build: код для ЛР-3 полный

Просмотр исходного кода
main
Козлов Данил 2 недель назад
Сommit ac50fd1329
12 изменённых файлов: 416 добавлений и 0 удалений
Показать статистику Скачать Patch файл Скачать Diff файл

2
.gitignore поставляемый
Unescape Просмотреть файл

@ -0,0 +1,2 @@
/bin
/obj

49
histogram.cpp
Unescape Просмотреть файл

@ -0,0 +1,49 @@
#include <iostream>
#include <vector>
#include "histogram.h"
//afasfaafasfaa
using namespace std;
void find_minmax(const vector <double> &numbers, double &min, double &max)
{
min = numbers[0];
max = numbers[0];
for (double x : numbers)
{
if (x < min)
{
min = x;
}
else if (x > max)
{
max = x;
}
}
}
vector<size_t> make_histogram(const vector<double> &numbers, size_t bin_count)
{
double min, max;
find_minmax(numbers, min, max);
double bin_size = (max - min) / bin_count;
vector <size_t> bins (bin_count);
for (size_t i = 0; i < numbers.size(); i++)
{
bool found = false;
for (size_t j = 0; (j < bin_count - 1) && !found; j++)
{
auto lo = min + j * bin_size;
auto hi = min + (j+1) * bin_size;
if ((lo <= numbers[i]) && (numbers[i] < hi))
{
bins[j]++;
found = true;
}
}
if (!found)
{
bins[bin_count - 1]++;
}
}
return bins;
}

4
histogram.h
Unescape Просмотреть файл

@ -0,0 +1,4 @@
#pragma once
#include <vector>
std::vector<std::size_t> make_histogram(const std::vector<double>& numbers, std::size_t bin_count);

4
histogram_internal.h
Unescape Просмотреть файл

@ -0,0 +1,4 @@
#pragma once
#include <vector>
void find_minmax(const std::vector <double> &numbers, double &min, double &max);

55
lab04.cbp
Unescape Просмотреть файл

@ -0,0 +1,55 @@
<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<CodeBlocks_project_file>
<FileVersion major="1" minor="6" />
<Project>
<Option title="lab04" />
<Option pch_mode="2" />
<Option compiler="gcc" />
<Build>
<Target title="Debug">
<Option output="bin/Debug/lab04" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Debug/" />
<Option type="1" />
<Option compiler="gcc" />
<Compiler>
<Add option="-g" />
</Compiler>
</Target>
<Target title="Release">
<Option output="bin/Release/lab04" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Release/" />
<Option type="1" />
<Option compiler="gcc" />
<Compiler>
<Add option="-O2" />
</Compiler>
<Linker>
<Add option="-s" />
</Linker>
</Target>
</Build>
<Compiler>
<Add option="-Wall" />
<Add option="-fexceptions" />
</Compiler>
<Unit filename="histogram.cpp" />
<Unit filename="histogram.h">
<Option target="&lt;{~None~}&gt;" />
</Unit>
<Unit filename="histogram_internal.h">
<Option target="&lt;{~None~}&gt;" />
</Unit>
<Unit filename="main.cpp" />
<Unit filename="svg.cpp" />
<Unit filename="svg.h">
<Option target="&lt;{~None~}&gt;" />
</Unit>
<Unit filename="text.cpp" />
<Unit filename="text.h">
<Option target="&lt;{~None~}&gt;" />
</Unit>
<Extensions>
<lib_finder disable_auto="1" />
</Extensions>
</Project>
</CodeBlocks_project_file>

48
main.cpp
Unescape Просмотреть файл

@ -0,0 +1,48 @@
#include <iostream>
#include <vector>
#include "histogram.h"
#include "text.h"
#include "svg.h"
using namespace std;
struct Input
{
vector<double> numbers;
size_t bin_count{};
};
Input
input_data()
{
Input in;
size_t number_count;
cerr << "Enter number count: ";
cin >> number_count;
in.numbers.resize(number_count);
vector<double> numbers(number_count);
for (size_t i = 0; i < number_count; i++)
{
cerr << "Enter numbers: ";
cin >> in.numbers[i];
}
size_t bin_count;
cerr << "Enter bin count: ";
cin >> in.bin_count;
return in;
}
int main()
{
Input in = input_data();
auto bins = make_histogram(in.numbers, in.bin_count);
double min, max;
double bin_size = (max - min) / in.bin_count;
// show_histogram_text(bins, in.bin_count, bin_size);
show_histogram_svg(bins);
//# Ïåðåìåííûå + íà÷àëî ïðîãðàììû(ââîäû)
}
// | 3 3 5 5 5 4 4 4 4 4

82
svg.cpp
Unescape Просмотреть файл

@ -0,0 +1,82 @@
#include "svg.h"
using namespace std;
void
svg_begin(double width, double height)
{
cout << "<?xml version='1.0' encoding='UTF-8'?>\n";
cout << "<svg ";
cout << "width='" << width << "' ";
cout << "height='" << height << "' ";
cout << "viewBox='0 0 " << width << " " << height << "' ";
cout << "xmlns='http://www.w3.org/2000/svg'>\n";
}
void
svg_end()
{
cout << "</svg>\n";
}
void
svg_text(double left, double baseline, string text)
{
cout << "<text x='" << left << "' y='" << baseline << "'>" << text << "</text>";
}
void svg_rect(double x, double y, double width, double height,
string stroke = "black", string fill = "#071de8")
{
cout << "<rect x='" << x << "' y='" << y << "' width='" << width << "' height='" << height << "' stroke='" << stroke << "' fill='" << fill << "' />\n";
}
void
show_histogram_svg(const vector<size_t>& bins)
{
const auto IMAGE_WIDTH = 400;
const auto IMAGE_HEIGHT = 300;
const auto TEXT_LEFT = 20;
const auto TEXT_BASELINE = 20;
const auto TEXT_WIDTH = 50;
const auto BIN_HEIGHT = 30;
const auto BLOCK_WIDTH = 10;
const auto YELLOW = "yellow";
const auto RED = "red";
const auto MAX_WIDTH = IMAGE_WIDTH-TEXT_WIDTH;
svg_begin(IMAGE_WIDTH, IMAGE_HEIGHT);
size_t min,max;
min = bins[0];
max = bins[0];
for (size_t bin : bins)
{
if (bin < min)
{
min = bin;
}
else if (bin > max)
{
max = bin;
}
}
double top = 0;
for (size_t bin : bins)
{ if (bin == max) {
const double bin_width = BLOCK_WIDTH * bin;
svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
svg_rect(TEXT_WIDTH, top, MAX_WIDTH, BIN_HEIGHT);
top += BIN_HEIGHT;
}
else{
const double bin_width = BLOCK_WIDTH * bin;
svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin));
svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT);
top += BIN_HEIGHT;
}
}
svg_end();
}

11
svg.h
Unescape Просмотреть файл

@ -0,0 +1,11 @@
#ifndef SVG_H_INCLUDED
#define SVG_H_INCLUDED
#include <iostream>
#include <vector>
#include <string>
void show_histogram_svg(const std::vector<std::size_t>& bins);
#endif // SVG_H_INCLUDED

58
text.cpp
Unescape Просмотреть файл

@ -0,0 +1,58 @@
#include <iostream>
#include <vector>
#include "histogram.h"
#include "text.h"
using namespace std;
void show_histogram_text(const vector<size_t>& bins, size_t& bin_count, double bin_size)
{
const size_t SCREEN_WIDTH = 80;
const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
size_t max_bin_count = bins[0];
for(size_t i = 0; i < bin_count; i++)
{
if(bins[i] > max_bin_count)
{
max_bin_count = bins[i];
}
}
for(size_t i = 0; i < bin_count; i++)
{
if(bins[i]<10)
{
cout<< " " << bins[i] << "|";
}
else
{
if(bins[i]<100)
{
cout<< " " << bins[i] << "|";
}
else
{
if(bins[i]<1000)
{
cout<< bins[i] << "|";
}
}
}
size_t height;
if(max_bin_count <= MAX_ASTERISK)
{
height = bins[i];
}
else
{
height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_bin_count);
}
for(size_t j = 0; j < height; j ++)
{
cout<<"*";
}
cout<<endl;
}
}

5
text.h
Unescape Просмотреть файл

@ -0,0 +1,5 @@
#pragma once
#include <vector>
void show_histogram_text(const std::vector<std::size_t>& bins, std::size_t& bin_count, double bin_size);

38
unittest
Unescape Просмотреть файл

@ -0,0 +1,38 @@
<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<CodeBlocks_project_file>
<FileVersion major="1" minor="6" />
<Project>
<Option title="unittest" />
<Option pch_mode="2" />
<Option compiler="gcc" />
<Build>
<Target title="Debug">
<Option output="bin/Debug/unittest" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Debug/" />
<Option type="1" />
<Option compiler="gcc" />
<Compiler>
<Add option="-g" />
</Compiler>
</Target>
<Target title="Release">
<Option output="bin/Release/unittest" prefix_auto="1" extension_auto="1" />
<Option object_output="obj/Release/" />
<Option type="1" />
<Option compiler="gcc" />
<Compiler>
<Add option="-O2" />
</Compiler>
<Linker>
<Add option="-s" />
</Linker>
</Target>
</Build>
<Compiler>
<Add option="-Wall" />
</Compiler>
<Extensions>
<lib_finder disable_auto="1" />
</Extensions>
</Project>
</CodeBlocks_project_file>

60
unittest.cpp
Unescape Просмотреть файл

@ -0,0 +1,60 @@
#define DOCTEST_CONFIG_NO_MULTITHREADING
#define DOCTEST_CONFIG_IMPLEMENT_WITH_MAIN
#include "doctest.h"
#include "histogram_internal.h"
TEST_CASE("distinct positive numbers")
{
double min = 0;
double max = 0;
find_minmax({1, 2}, min, max);
CHECK(min == 1);
CHECK(max == 2);
}
TEST_CASE("vector of the same elements")
{
double min = 0;
double max = 0;
find_minmax({3,3,3}, min, max);
CHECK(min == 3);
CHECK(max == 3);
}
TEST_CASE("vector of the one elements")
{
double min = 0;
double max = 0;
find_minmax({3}, min, max);
CHECK(min == max);
}
TEST_CASE("negative numbers")
{
double min = 0;
double max = 0;
find_minmax({-1, -2}, min, max);
CHECK(min == -2);
CHECK(max == -1);
}
TEST_CASE("positive and negative numbers")
{
double min = 0;
double max = 0;
find_minmax({-1, 2, 0, -3, 5}, min, max);
CHECK(min == -3);
CHECK(max == 5);
}
TEST_CASE("positive and negative numbers")
{
double min = 0;
double max = 0;
find_minmax({-1, 2, 0, -3, 5}, min, max);
CHECK(min == -3);
CHECK(max == 5);
}
TEST_CASE("none elements")
{
double min = 0;
double max = 0;
CHECK_NOTHROW(find_minmax({}, min, max));
}
Редактирование Предпросмотр
Загрузка…
Отмена
Сохранить