diff --git a/main.cpp b/main.cpp index 025578a..7e40a09 100644 --- a/main.cpp +++ b/main.cpp @@ -1,182 +1,35 @@ #include #include #include "histogram.h" - +#include "text.h" +#include "svg.h" using namespace std; -struct Input{ + +struct Input { vector numbers; - size_t bin_count{}; + size_t bin_count; }; -Input input_data(){ + +Input input_data() { Input in; size_t number_count; cerr << "Enter number count: "; cin >> number_count; - in.numbers.resize(number_count); - vector numbers(number_count); + in.numbers.resize(number_count); + cerr << "Enter numbers: "; for (size_t i = 0; i < number_count; i++) { cin >> in.numbers[i]; } - size_t bin_count; - cerr << "Enter bin count"; + cerr << "Enter bin count: "; cin >> in.bin_count; return in; } -void find_minmax(vector& 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 make_histogram(vector& numbers, size_t bin_count){ - double min, max; - size_t number_count = size(numbers); - vector bins(bin_count)); - find_minmax(numbers, min, max); - double bin_size = (max-min)/bin_count; - 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)) - { - bins[j]++; - found = true; - } - } - if (!found) - { - bins[bin_count - 1]++; - } - } - return bins; -} -void show_histogram_text(vector& bins){ - int maxbin = 0; - for(int bin : bins){ - if(bin > maxbin){ - maxbin = bin; - } - } - for(int bin : bins) - { - size_t height = bin; - if (maxbin > 76){ - size_t height = 76 * (static_cast(bin) / maxbin); - } - if(10<=bin && bin<100){ - cout << " " << bin << "|"; - } - else if(bin<10){ - cout << " " << " " << bin << "|"; - } - else if(bin>100){ - cout << bin << "|"; - } - for(int i = 0; i < height; i++) - { - cout << "*"; - } - cout << endl; - } - return 0; -} -} -int main() -{ + +int main() { auto in = input_data(); auto bins = make_histogram(in.numbers, in.bin_count); - show_histogram_text(bins, ...); - - double min, max; - find_minmax(in.numbers, min, max); - const size_t SCREEN_WIDTH = 80; - const size_t MAX_ASTERISK = SCREEN_WIDTH - 3 - 1; - size_t number_count, bin_count; - cerr << "Enter number count: " << endl; - cin >> number_count; - cerr << "Enter bin count: " << endl; - cin >> bin_count; - vector numbers(number_count); - for(int i = 0; i < number_count; i++) - { - - cerr << "Enter element: " << endl; - cin >> numbers[i]; - } - vector bins(bin_count); - double min = numbers[0]; - double max = numbers[0]; - for (double x : numbers) - { - if (x < min) - { - min = x; - } - else if (x > max) - { - max = x; - } - } - double bin_size = (max - min) / bin_count; - 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)) - { - bins[j]++; - found = true; - } - } - if (!found) - { - bins[bin_count - 1]++; - } - } - int maxbin = 0; - for(int bin : bins){ - if(bin > maxbin){ - maxbin = bin; - } - } - for(int bin : bins) - { - size_t height = bin; - if (maxbin > 76){ - size_t height = 76 * (static_cast(bin) / maxbin); - } - if(10<=bin && bin<100){ - cout << " " << bin << "|"; - } - else if(bin<10){ - cout << " " << " " << bin << "|"; - } - else if(bin>100){ - cout << bin << "|"; - } - for(int i = 0; i < height; i++) - { - cout << "*"; - } - cout << endl; - } + show_histogram_svg(bins); return 0; } diff --git a/svg.cpp b/svg.cpp new file mode 100644 index 0000000..f17f5a8 --- /dev/null +++ b/svg.cpp @@ -0,0 +1,62 @@ +#include +#include +#include +#include "svg.h" + +using namespace std; + +void svg_begin(double width, double height) { + cout << "\n"; + cout << "\n"; +} + +void svg_end() { + cout << "\n"; +} + +void svg_text(double left, double baseline, string text) { + cout << "" << text << "\n"; +} + +void svg_rect(double x, double y, double width, double height, string stroke = "black", string fill = "black") { + cout << "\n"; +} + +void show_histogram_svg(const vector& bins) { + if (bins.empty()) { + cerr << "Error: Empty bins vector\n"; + return; + } + + 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 MAX_WIDTH = IMAGE_WIDTH - TEXT_WIDTH; + + svg_begin(IMAGE_WIDTH, IMAGE_HEIGHT); + + double top = 0; + size_t max_count = bins[0]; + for (size_t bin : bins) { + if (max_count < bin) { + max_count = bin; + } + } + + for (size_t bin : bins) { + const double bin_width = MAX_WIDTH * (static_cast(bin) / max_count); + svg_text(TEXT_LEFT, top + TEXT_BASELINE, to_string(bin)); + svg_rect(TEXT_WIDTH, top, bin_width, BIN_HEIGHT, "black", "red"); + top += BIN_HEIGHT; + } + + svg_end(); +} diff --git a/svg.h b/svg.h new file mode 100644 index 0000000..44245d0 --- /dev/null +++ b/svg.h @@ -0,0 +1,9 @@ +#ifndef SVG_H_INCLUDED +#define SVG_H_INCLUDED + +#include +#include + +void show_histogram_svg(const std::vector& bins); + +#endif // SVG_H_INCLUDED