Archived
78 lines
2.4 KiB
C++
78 lines
2.4 KiB
C++
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <graphics.h>
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#include <winbgim.h>
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#define MAX_PRODUCTS 100
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#define MAX_NAME_LEN 50
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int main() {
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FILE *initialFile = fopen("Данные.txt", "w");
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if (initialFile == NULL) {
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printf("Не удалось создать файл Данные.txt\n");
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return 1;
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}
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fprintf(initialFile, "Продукт1 14.0 17.0 12.0 20.0\n");
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fclose(initialFile);
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FILE *file = fopen("Данные.txt", "r");
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if (file == NULL) {
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printf("Не удалось открыть файл Данные.txt\n");
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return 1;
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}
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char products[MAX_PRODUCTS][MAX_NAME_LEN];
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float proteins[MAX_PRODUCTS], fats[MAX_PRODUCTS], carbohydrates[MAX_PRODUCTS], other[MAX_PRODUCTS];
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int count = 0;
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while (fscanf(file, "%s %f %f %f %f", products[count], &proteins[count], &fats[count], &carbohydrates[count], &other[count]) == 5) {
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count++;
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}
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fclose(file);
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int gd = DETECT, gm;
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initwindow(640, 480, "Круговая диаграмма");
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for (int i = 0; i < count; i++) {
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cleardevice();
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setcolor(WHITE);
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setlinestyle(SOLID_LINE, 0, 3); // ширина линий на 3 пикселя
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outtextxy(200, 20, products[i]);
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float total = proteins[i] + fats[i] + carbohydrates[i] + other[i];
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float start_angle = 0;
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// Белки
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setcolor(RED);
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float sweep_angle = (proteins[i] / total) * 360;
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fillellipse(320, 240, 150, 150);
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pieslice(320, 240, start_angle, start_angle + sweep_angle, 150);
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start_angle += sweep_angle;
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// Жиры
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setcolor(BLUE);
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sweep_angle = (fats[i] / total) * 360;
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pieslice(320, 240, start_angle, start_angle + sweep_angle, 150);
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start_angle += sweep_angle;
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// Углеводы
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setcolor(GREEN);
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sweep_angle = (carbohydrates[i] / total) * 360;
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pieslice(320, 240, start_angle, start_angle + sweep_angle, 150);
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start_angle += sweep_angle;
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// Прочее
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setcolor(YELLOW);
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sweep_angle = (other[i] / total) * 360;
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pieslice(320, 240, start_angle, start_angle + sweep_angle, 150);
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getch();
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}
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closegraph();
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printf("Круговая диаграмма отображена на экране\n");
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return 0;
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}
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