Лаба №3

solutions/lab3/main.cpp

@@ -0,0 +1,94 @@
+#include "src/solution.h"
+#include <iostream>
+
+const int MAX_FIGURES = 100;
+
+int main() {
+  Figure *figures[MAX_FIGURES];
+  int figureCount = 0;
+  double totalArea = 0;
+  char figureType;
+
+  while (true) {
+    std::cout << "Enter figure type (s - square, r - rectangle, t - trapezoid, "
+                 "e - exit, p - print, d - delete): ";
+    std::cin >> figureType;
+
+    if (figureType == 'e') {
+      break;
+
+    } else if (figureType == 'p') {
+      for (int i = 0; i < figureCount; ++i) {
+        std::cout << "Figure " << i + 1 << ": " << *figures[i]
+                  << ", Barycenter: " << figures[i]->get_barycenter()
+                  << ", Area: " << static_cast<double>(*figures[i]) << '\n';
+        totalArea += static_cast<double>(*figures[i]);
+      }
+      std::cout << "Total area: " << totalArea << '\n';
+      totalArea = 0;
+      continue;
+
+    } else if (figureType == 'd') {
+      int index;
+      std::cout << "Enter index to delete: ";
+      std::cin >> index;
+
+      if (index < 0 || index >= figureCount) {
+        std::cout << "Invalid index." << '\n';
+      } else {
+        delete figures[index];
+        for (int i = index; i < figureCount - 1; ++i) {
+          figures[i] = figures[i + 1];
+        }
+        figureCount--;
+      }
+      continue;
+    }
+
+    if (figureCount >= MAX_FIGURES) {
+      std::cout << "Maximum number of figures reached." << '\n';
+      continue;
+    }
+
+    try {
+      if (figureType == 's') {
+        Point start;
+        double side;
+        std::cout << "Enter start point (x0 y0): ";
+        std::cin >> start;
+        std::cout << "Enter side length: ";
+        std::cin >> side;
+        figures[figureCount] = new Square(start, side);
+
+      } else if (figureType == 'r') {
+        Point start;
+        double width, height;
+        std::cout << "Enter start point (x0 y0): ";
+        std::cin >> start;
+        std::cout << "Enter width and height: ";
+        std::cin >> width >> height;
+        figures[figureCount] = new Rectangle(start, width, height);
+
+      } else if (figureType == 't') {
+        Point p1, p2, p3, p4;
+        std::cout << "Enter 4 trapezoid points (x1 y1 x2 y2 x3 y3 x4 y4): ";
+        std::cin >> p1 >> p2 >> p3 >> p4;
+        figures[figureCount] = new Trapezoid({p1, p2, p3, p4});
+
+      } else {
+        std::cout << "Invalid figure type." << '\n';
+        continue;
+      }
+      figureCount++;
+
+    } catch (const std::exception &e) {
+      std::cerr << "Error: " << e.what() << '\n';
+    }
+  }
+
+  for (int i = 0; i < figureCount; ++i) {
+    delete figures[i];
+  }
+
+  return 0;
+}