Лаба 10 сдана

lab10/lab10.py

@@ -0,0 +1,122 @@
+import sys
+from PyQt5.QtWidgets import QApplication, QMainWindow, QVBoxLayout, QWidget, QLabel, QLineEdit, QPushButton, QColorDialog, QTableWidget, QTableWidgetItem, QHeaderView
+from PyQt5.QtGui import QColor
+import pyqtgraph as pg
+import random
+
+
+class FuzzyScaleApp(QMainWindow):
+    def __init__(self):
+        super().__init__()
+        self.setWindowTitle("Оценка прибыли")
+        self.setGeometry(100, 100, 800, 600)
+
+        self.plot_widget = pg.PlotWidget()
+        self.table_widget = QTableWidget()
+        self.table_widget.setColumnCount(6)
+        self.table_widget.setHorizontalHeaderLabels(["Название", "Тип", "a", "b", "c", "d"])
+        self.table_widget.horizontalHeader().setSectionResizeMode(QHeaderView.Stretch)
+
+        self.add_btn = QPushButton("Добавить")
+        self.remove_btn = QPushButton("Удалить")
+        self.update_btn = QPushButton("Обновить график")
+
+        main_widget = QWidget()
+        main_layout = QVBoxLayout()
+        main_layout.addWidget(self.plot_widget)
+        main_layout.addWidget(self.table_widget)
+        button_layout = QVBoxLayout()
+        button_layout.addWidget(self.add_btn)
+        button_layout.addWidget(self.remove_btn)
+        button_layout.addWidget(self.update_btn)
+        main_layout.addLayout(button_layout)
+        main_widget.setLayout(main_layout)
+        self.setCentralWidget(main_widget)
+
+        self.membership_functions = [
+            ["Низкая", "Треугольная", 10, 20, 30, None],
+            ["Средняя", "Трапециевидная", 15, 25, 35, 45],
+            ["Высокая", "Треугольная", 40, 50, 60, None],
+        ]
+        self.update_table()
+        self.update_plot()
+
+        self.add_btn.clicked.connect(self.add_function)
+        self.remove_btn.clicked.connect(self.remove_function)
+        self.table_widget.cellChanged.connect(self.update_data)
+        self.update_btn.clicked.connect(self.update_plot)
+
+    def update_data(self):
+        print(self.membership_functions)
+        for row in range(self.table_widget.rowCount()):
+            for column in range(6):
+                index = self.table_widget.model().index(row, column)
+                data = self.table_widget.model().data(index)
+                if column == 5:
+                    if self.membership_functions[row][1] == 'Треугольная' and data != '':
+                        self.membership_functions[row][1] = 'Трапециевидная'
+                    elif self.membership_functions[row][column] == 'Трапециевидная' and data == '':
+                        self.membership_functions[row][1] = 'Треугольная'
+                if data == '':
+                    self.membership_functions[row][column] = None
+                    continue
+                try:
+                    self.membership_functions[row][column] = int(data)
+                except ValueError:
+                    self.membership_functions[row][column] = data
+        print(self.membership_functions)
+
+    def add_function(self):
+        print("чмо")
+        row_count = self.table_widget.rowCount()
+        self.table_widget.insertRow(row_count)
+        self.table_widget.setItem(row_count, 0, QTableWidgetItem("Новая функция"))
+        self.table_widget.setItem(row_count, 1, QTableWidgetItem("Треугольная"))
+        self.membership_functions.append(["Новая функция", "Треугольная", 0, 25, 50, None])
+        self.update_table()
+        self.update_plot()
+
+    def remove_function(self):
+        selected_rows = self.table_widget.selectionModel().selectedRows()
+        rows_to_remove = [index.row() for index in selected_rows]
+        rows_to_remove.sort(reverse=True)
+        for row in rows_to_remove:
+            self.table_widget.removeRow(row)
+            del self.membership_functions[row]
+        self.update_plot()
+
+    def update_table(self):
+        self.table_widget.setRowCount(len(self.membership_functions))
+        row = 0
+        for (name, mf_type, a, b, c, d) in self.membership_functions:
+            self.table_widget.setItem(row, 0, QTableWidgetItem(name))
+            self.table_widget.setItem(row, 1, QTableWidgetItem(mf_type))
+            self.table_widget.setItem(row, 2, QTableWidgetItem(str(a)))
+            self.table_widget.setItem(row, 3, QTableWidgetItem(str(b)))
+            self.table_widget.setItem(row, 4, QTableWidgetItem(str(c)))
+            self.table_widget.setItem(row, 5, QTableWidgetItem(str(d) if d is not None else ""))
+            row += 1
+
+    def update_plot(self):
+        self.plot_widget.clear()
+        print('лох')
+        x = [-10, 110]
+        y = [0, 0]
+        self.plot_widget.plot(x, y)
+        for (name, mf_type, a, b, c, d) in self.membership_functions:
+            print(name, mf_type, a, b, c, d)
+            if mf_type == "Треугольная":
+                x = [a, b, c]
+                y = [0, 1, 0]
+                self.plot_widget.plot(x, y, name=name, pen=pg.mkPen(QColor(random.randint(0,255), random.randint(0,255), random.randint(0,255)), width=2))
+            else:
+                x = [a, b, c, d]
+                y = [0, 1, 1, 0]
+                self.plot_widget.plot(x, y, name=name, pen=pg.mkPen(QColor(random.randint(0,255), random.randint(0,255), random.randint(0,255)), width=2))
+
+
+if __name__ == "__main__":
+    app = QApplication(sys.argv)
+    fuzzy_scale_app = FuzzyScaleApp()
+    fuzzy_scale_app.show()
+    sys.exit(app.exec_())