5. добавлен вывод svg гистограммы

main
PakhomovaAY 2 месяцев назад
Родитель 4826491f30
Сommit b44991fd54

@ -32,7 +32,13 @@
<Add option="-Wall" /> <Add option="-Wall" />
<Add option="-fexceptions" /> <Add option="-fexceptions" />
</Compiler> </Compiler>
<Unit filename="histogram.cpp" />
<Unit filename="histogram.h">
<Option target="Release" />
</Unit>
<Unit filename="main.cpp" /> <Unit filename="main.cpp" />
<Unit filename="text.cpp" />
<Unit filename="text.h" />
<Extensions> <Extensions>
<lib_finder disable_auto="1" /> <lib_finder disable_auto="1" />
</Extensions> </Extensions>

@ -1,10 +1,11 @@
#include <iostream> #include <iostream>
#include <vector> #include <vector>
#include "histogram.h"
#include "text.h"
#include "histogram_internal.h"
#include "svg.h"
using namespace std; using namespace std;
const size_t SCREEN_WIDTH = 80;
const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1;
struct Input { struct Input {
vector<double> numbers; vector<double> numbers;
size_t bin_count{}; size_t bin_count{};
@ -28,102 +29,11 @@ input_data(){
return in; return in;
} }
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, double bin_count){
double min, max;
find_minmax(numbers, min, max);
double bin_size = (max - min) / bin_count; //ðàçìåð êîðçèíû
vector<size_t> binss(bin_count);
size_t number_count = numbers.size();
//çàïîëíåíèå ìàññèâà áèíñ
for (size_t i = 0; i < number_count; 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))
{
binss[j]++;
found = true;
}
}
if (!found)
{
binss[bin_count - 1]++;
}
}
return binss;
}
void
show_histogram_text(const vector<size_t>& bins, double bin_count){
double max_count;
//ìàêñèìàäáíîå êîëâî ÷èñåë â êîðçèíå ñðåäè âñåõ êîðçèí
max_count = bins[0];
for (size_t i = 0; i < bin_count; i++)
{
if (bins[i] > max_count)
{
max_count = bins[i];
}
}
//âûâîä ñ âûðàâíèâàíèåì è ìàñøòàáèðîâàíèåì
for (size_t i = 0; i < bin_count; i++)
{
size_t height;
if (max_count <= MAX_ASTERISK)
{
height = bins[i];
}
else
{
height = MAX_ASTERISK * (static_cast<double>(bins[i]) / max_count);
}
if (bins[i] < 10){
cout << " ";
}
if (bins[i] < 100){
cout << " ";
}
cout << bins[i] << "|";
for (size_t j = 0; j < height; j++)
{
cout << "*";
}
cout << "\n";
}
}
int main() int main()
{ {
auto in = input_data(); auto in = input_data();
auto bins = make_histogram(in.numbers, in.bin_count); auto bins = make_histogram(in.numbers, in.bin_count);
show_histogram_text(bins, in.bin_count); show_histogram_svg(bins, in.bin_count);
return 0; return 0;
} }

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