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lab3_zad3.py
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lab3_zad3.py
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import sys
import numpy as np
from PyQt5 import QtCore, QtGui
from PyQt5.QtWidgets import *
from matplotlib.figure import Figure
from matplotlib.backends.backend_qt5agg import FigureCanvas
from matplotlib import pyplot as plt
import sympy as sy
# Zadanie 1
print("\n### Zadanie 1 ###\n")
class ApplicationWindow(QMainWindow):
def __init__(self):
super().__init__()
self.main = QWidget()
self.setCentralWidget(self.main)
layout = QHBoxLayout(self.main)
# Zdefiniowanie canvasa na którym b˛ed ˛ a rysowane wykresy
self.figure = Figure(figsize=(6, 6))
self.ax = self.figure.subplots()
self.canvas = FigureCanvas(self.figure)
layout.addWidget(self.canvas)
side_layout = QVBoxLayout(self.main)
layout.addLayout(side_layout)
# Zdefiniowanie przycisku i podl˛ aczenie funkcji do niego
self.calculate_button = QPushButton("Rysuj")
self.calculate_button.clicked.connect(self.calculate_slot)
side_layout.addWidget(self.calculate_button)
side_layout.addStretch(1)
def calculate_slot(self):
self.ax.clear()
x = np.linspace(-np.pi, np.pi, 100)
# Funkcja sinus
y = np.sin(x)
self.ax.plot(x, y)
self.ax.grid(linestyle="--", alpha=0.5)
self.figure.canvas.draw()
if __name__ == '__main__':
qapp = QApplication.instance()
if not qapp:
qapp = QApplication(sys.argv)
app = ApplicationWindow()
app.setWindowTitle("Aplikacja")
app.show()
app.activateWindow()
app.raise_()
qapp.exec_()
# Zadanie 2
print("\n### Zadanie 2 ###\n")
class ApplicationWindow(QMainWindow):
def __init__(self):
super().__init__()
self.main = QWidget()
self.setCentralWidget(self.main)
layout = QHBoxLayout(self.main)
# Zdefiniowanie canvasa na którym beda rysowane wykresy
self.figure = Figure(figsize=(6, 6))
self.ax = self.figure.subplots()
self.canvas = FigureCanvas(self.figure)
layout.addWidget(self.canvas)
side_layout = QVBoxLayout(self.main)
layout.addLayout(side_layout)
# zdefiniowanie textboxu FUNCTION
self.label = QLabel('Function:', self)
self.textbox_function = QLineEdit(self)
self.textbox_function.move(20, 20)
side_layout.addWidget(self.label)
side_layout.addWidget(self.textbox_function)
print(self.textbox_function)
# zdefiniowanie textboxu MIN
self.label = QLabel('Min:', self)
self.spinbox_min = QDoubleSpinBox(self)
self.spinbox_min.setRange(-100000, 100000)
self.spinbox_min.setSingleStep(1)
side_layout.addWidget(self.label)
side_layout.addWidget(self.spinbox_min)
# zdefiniowanie textboxu MAX
self.label = QLabel('Max:', self)
self.spinbox_max = QDoubleSpinBox(self)
self.spinbox_max.setRange(-100000, 100000)
self.spinbox_max.setSingleStep(1)
side_layout.addWidget(self.label)
side_layout.addWidget(self.spinbox_max)
# zdefiniowanie textboxu STEP
self.label = QLabel('Step:', self)
self.spinbox_step = QDoubleSpinBox(self)
self.spinbox_step.setRange(0, 100000)
self.spinbox_step.setSingleStep(1)
side_layout.addWidget(self.label)
side_layout.addWidget(self.spinbox_step)
# Zdefiniowanie przycisku i podlaczenie funkcji do niego
self.calculate_button = QPushButton("Draw")
self.calculate_button.clicked.connect(self.calculate_slot)
side_layout.addWidget(self.calculate_button)
side_layout.addStretch(1)
def calculate_slot(self):
self.ax.clear()
func = self.textbox_function.text()
print(f"Funkcja to: f(x)= {func}")
min = int(self.spinbox_min.value())
max = int(self.spinbox_max.value())
step = int(self.spinbox_step.value())
print(f"To jest wartosc min: {min}, max:{max}, steps: {step}")
x = np.linspace(min, max, step)
# Funkcja
y = eval(func)
self.ax.plot(x, y)
self.ax.grid(linestyle="--", alpha=0.5)
self.figure.canvas.draw()
if __name__ == '__main__':
qapp = QApplication.instance()
if not qapp:
qapp = QApplication(sys.argv)
app = ApplicationWindow()
app.setWindowTitle("Aplikacja")
app.show()
app.activateWindow()
app.raise_()
qapp.exec_()
# Zadanie 3
print("\n### Zadanie 3 ###\n")
class ApplicationWindow(QMainWindow):
def __init__(self):
super().__init__()
self.main = QWidget()
self.setCentralWidget(self.main)
layout = QHBoxLayout(self.main)
# Zdefiniowanie canvasa na którym beda rysowane wykresy
self.figure = Figure(figsize=(6, 6))
self.ax = self.figure.subplots()
self.canvas = FigureCanvas(self.figure)
layout.addWidget(self.canvas)
side_layout = QVBoxLayout(self.main)
layout.addLayout(side_layout)
# zdefiniowanie textboxu FUNCTION
self.label = QLabel('Function:', self)
self.textbox_function = QLineEdit(self)
self.textbox_function.move(20, 20)
side_layout.addWidget(self.label)
side_layout.addWidget(self.textbox_function)
print(self.textbox_function)
# zdefiniowanie textboxu MIN
self.label = QLabel('Min:', self)
self.spinbox_min = QDoubleSpinBox(self)
self.spinbox_min.setRange(-100000, 100000)
self.spinbox_min.setSingleStep(1)
side_layout.addWidget(self.label)
side_layout.addWidget(self.spinbox_min)
# zdefiniowanie textboxu MAX
self.label = QLabel('Max:', self)
self.spinbox_max = QDoubleSpinBox(self)
self.spinbox_max.setRange(-100000, 100000)
self.spinbox_max.setSingleStep(1)
side_layout.addWidget(self.label)
side_layout.addWidget(self.spinbox_max)
# zdefiniowanie textboxu STEP
self.label = QLabel('Step:', self)
self.spinbox_step = QDoubleSpinBox(self)
self.spinbox_step.setRange(0, 100000)
self.spinbox_step.setSingleStep(1)
side_layout.addWidget(self.label)
side_layout.addWidget(self.spinbox_step)
# Zdefiniowanie przycisku i podlaczenie funkcji do niego
self.calculate_button = QPushButton("Draw")
self.calculate_button.clicked.connect(self.calculate_slot)
side_layout.addWidget(self.calculate_button)
side_layout.addStretch(1)
def calculate_slot(self):
self.ax.clear()
func = self.textbox_function.text()
print(f"Funkcja to: f(x)= {func}")
min = int(self.spinbox_min.value())
max = int(self.spinbox_max.value())
step = int(self.spinbox_step.value())
print(f"To jest wartosc min: {min}, max:{max}, steps: {step}")
x = np.linspace(min, max, step)
# Funkcja
y = eval(func)
self.ax.plot(x, y)
self.ax.grid(linestyle="--", alpha=0.5)
# Oznaczenie pola
self.ax.fill_between(x, y, color="blue", alpha=0.5)
self.figure.canvas.draw()
# Calka nieoznaczone funkcji
integral_func = sy.integrate(func)
print(f"To jest calka nieoznaczona funkcji: {integral_func}")
# Calka oznaczone funkcji
x_symbol = sy.Symbol("x")
definite_integral_func = sy.integrate(func, (x_symbol, min, max))
print(f"Pole wynosi: {definite_integral_func} cm2")
if __name__ == '__main__':
qapp = QApplication.instance()
if not qapp:
qapp = QApplication(sys.argv)
app = ApplicationWindow()
app.setWindowTitle("Aplikacja")
app.show()
app.activateWindow()
app.raise_()
qapp.exec_()