GOLDEN RATIO(VA).py

#GOLDEN RATIO Perfecto
# importing libraries
from PyQt5.QtWidgets import *
from PyQt5 import QtCore, QtGui
from PyQt5.QtGui import *
from PyQt5.QtCore import *
import datetime
import sys


class Window(QMainWindow):

	def __init__(self):
		super().__init__()

		# setting title
		self.setWindowTitle("Python ")

		# width of window
		self.w_width = 400

		# height of window
		self.w_height = 430

		# setting geometry
		self.setGeometry(100, 100, self.w_width, self.w_height)

		# calling method
		self.UiComponents()

		# showing all the widgets
		self.show()

	# method for components
	def UiComponents(self):

		# creating head label
		head = QLabel("Golden Ratio Calculator", self)

		head.setWordWrap(True)

		# setting geometry to the head
		head.setGeometry(0, 10, 400, 60)

		# font
		font = QFont('Times', 15)
		font.setBold(True)
		font.setItalic(True)
		font.setUnderline(True)

		# setting font to the head
		head.setFont(font)

		# setting alignment of the head
		head.setAlignment(Qt.AlignCenter)

		# setting color effect to the head
		color = QGraphicsColorizeEffect(self)
		color.setColor(Qt.darkCyan)
		head.setGraphicsEffect(color)


		# creating a radio button
		self.length1 = QRadioButton("First Length (A)", self)

		# setting geometry
		self.length1.setGeometry(50, 90, 140, 40)

		# setting font
		self.length1.setFont(QFont('Times', 9))

		# creating a spin box
		self.l1 = QSpinBox(self)
		self.l1.setMaximum(999999)

		# setting geometry to the spin box
		self.l1.setGeometry(200, 90, 160, 40)

		# setting font
		self.l1.setFont(QFont('Times', 9))

		# setting alignment
		self.l1.setAlignment(Qt.AlignCenter)

		# creating a radio button
		self.length2 = QRadioButton("Second Length (B)", self)

		# setting geometry
		self.length2.setGeometry(50, 150, 145, 40)

		# setting font
		self.length2.setFont(QFont('Times', 9))

		# creating a spin box
		self.l2 = QSpinBox(self)
		self.l2.setMaximum(999999)

		# setting geometry to the spin box
		self.l2.setGeometry(200, 150, 160, 40)

		# setting font
		self.l2.setFont(QFont('Times', 9))

		# setting alignment
		self.l2.setAlignment(Qt.AlignCenter)

		# creating a radio button
		self.length_sum = QRadioButton("First + Second ", self)

		# setting geometry
		self.length_sum.setGeometry(50, 200, 140, 40)

		# setting font
		self.length_sum.setFont(QFont('Times', 9))

		# creating a spin box
		self.l_s = QSpinBox(self)
		self.l_s.setMaximum(999999)

		# setting geometry to the spin box
		self.l_s.setGeometry(200, 200, 160, 40)

		# setting font
		self.l_s.setFont(QFont('Times', 9))

		# setting alignment
		self.l_s.setAlignment(Qt.AlignCenter)

		# adding same action to all the radio button
		self.length1.clicked.connect(self.radio_method)
		self.length2.clicked.connect(self.radio_method)
		self.length_sum.clicked.connect(self.radio_method)

		# adding same action to all the spin box
		self.l1.valueChanged.connect(self.spin_method)
		self.l2.valueChanged.connect(self.spin_method)
		self.l_s.valueChanged.connect(self.spin_method)

		# making all the spin box disabled
		self.l1.setDisabled(True)
		self.l2.setDisabled(True)
		self.l_s.setDisabled(True)



		# creating a push button
		calculate = QPushButton("Calculate", self)

		# setting geometry to the push button
		calculate.setGeometry(100, 270, 200, 40)

		# adding action to the button
		calculate.clicked.connect(self.calculate)

		# adding color effect to the push button
		color = QGraphicsColorizeEffect()
		color.setColor(Qt.blue)
		calculate.setGraphicsEffect(color)


		# creating a label to show result
		self.result = QLabel(self)

		# setting properties to result label
		self.result.setAlignment(Qt.AlignCenter)

		# setting geometry
		self.result.setGeometry(50, 330, 300, 70)

		# making it multi line
		self.result.setWordWrap(True)

		# setting stylesheet
		# adding border and background
		self.result.setStyleSheet("QLabel"
								"{"
								"border : 3px solid black;"
								"background : white;"
								"}")

		# setting font
		self.result.setFont(QFont('Arial', 11))


	# method called by the radio buttons
	def radio_method(self):

		# checking who is checked and who is unchecked
		# if first radio button is checked
		if self.length1.isChecked():

			# making first spin box enable
			self.l1.setEnabled(True)

			# making rest two spin box disable
			self.l2.setDisabled(True)
			self.l_s.setDisabled(True)


			# assigning flags
			self.check1 = True
			self.check2 = False
			self.check_sum = False

		elif self.length2.isChecked():

			# making second spin box enable
			self.l2.setEnabled(True)

			# making rest two spin box disable
			self.l1.setDisabled(True)
			self.l_s.setDisabled(True)


			# assigning flags
			self.check1 = False
			self.check2 = True
			self.check_sum = False


		elif self.length_sum.isChecked():

			# making third spin box enable
			self.l_s.setEnabled(True)

			# making rest two spin box disable
			self.l1.setDisabled(True)
			self.l2.setDisabled(True)


			# assigning flags
			self.check1 = False
			self.check2 = False
			self.check_sum = True

	def spin_method(self):

		# finding who called the method
		if self.l1.isEnabled():

			# setting current values
			self.l2.setValue(0)
			self.l_s.setValue(0)


		elif self.l2.isEnabled():

			# setting current values
			self.l1.setValue(0)
			self.l_s.setValue(0)

		else:
			# setting current values
			self.l2.setValue(0)
			self.l1.setValue(0)

	def calculate(self):



		golden = 1.61803398875


		# if first value is selected
		if self.check1 == True:

			# getting spin box value
			A = self.l1.value()

			B = A / golden

			Sum = A + B

		elif self.check2 == True:

			# getting spin box value
			B = self.l2.value()

			A = B * golden

			Sum = A + B

		else:
			# getting spin box value
			Sum = self.l_s.value()

			A = Sum / golden

			B = Sum - A



		# formatting values upto two decimal
		A = "{:.2f}".format(A)
		B = "{:.2f}".format(B)
		Sum = "{:.2f}".format(Sum)

		# setting text to the label
		self.result.setText("A = " + str(A) + ", B = " + str(B) +
										" and Sum = " + str(Sum))





# create pyqt5 app
App = QApplication(sys.argv)

# create the instance of our Window
window = Window()

# start the app
sys.exit(App.exec())