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app.py
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app.py
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from PyQt5 import QtCore, QtGui, QtWidgets
import sys
from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas
from matplotlib.figure import Figure
class Main(QtWidgets.QMainWindow):
def __init__(self):
super(Main, self).__init__()
self.setWindowTitle("Graph Test")
self.resize(800, 600)
self.centralwidget = QtWidgets.QWidget()
self.gridLayout = QtWidgets.QGridLayout(self.centralwidget)
# 'Point 1' groupBox
#
#
self.groupBox = QtWidgets.QGroupBox(self.centralwidget)
self.groupBox.setTitle("Graph from origin")
self.gridLayout_2 = QtWidgets.QGridLayout(self.groupBox)
# 'x coordinate' Point1 spinBox
self.spinBox = QtWidgets.QDoubleSpinBox(self.groupBox)
self.spinBox.valueChanged.connect(self.passInfo)
self.spinBox.setMaximum(10)
self.gridLayout_2.addWidget(self.spinBox, 0, 1)
# 'x coordinate' Point1 slider (connected to spinBox)
self.slider = QtWidgets.QSlider(QtCore.Qt.Horizontal)
self.slider.valueChanged.connect(self.slider2spin)
self.slider.setMaximum(100)
self.gridLayout_2.addWidget(self.slider, 1, 1)
# 'y coordinate' Point1 spinBox
self.spinBox_2 = QtWidgets.QDoubleSpinBox(self.groupBox)
self.spinBox_2.valueChanged.connect(self.passInfo)
self.spinBox_2.setMaximum(10)
self.gridLayout_2.addWidget(self.spinBox_2, 2, 1, 1, 1)
# 'y coordinate' Point1 slider (connected to spinBox_2)
self.slider_2 = QtWidgets.QSlider(QtCore.Qt.Horizontal)
self.slider_2.valueChanged.connect(self.slider2spin)
self.slider_2.setMaximum(100)
self.gridLayout_2.addWidget(self.slider_2, 3, 1)
# 'y coordinate' label
self.label_2 = QtWidgets.QLabel(self.groupBox)
self.label_2.setText("y coordinate")
self.gridLayout_2.addWidget(self.label_2, 2, 0, 1, 1)
# 'x coordinate' label
self.label = QtWidgets.QLabel(self.groupBox)
self.label.setText("x coordinate")
self.gridLayout_2.addWidget(self.label, 0, 0, 1, 1)
# Adding groupBoxes
self.gridLayout.addWidget(self.groupBox, 0, 0, 1, 2)
# MatPlotLib
self.m = PlotCanvas()
self.gridLayout.addWidget(self.m, 1, 0, 1, 2)
# 'Erase' pushButton
self.pushButton = QtWidgets.QPushButton()
self.pushButton.setText("Erase")
self.pushButton.clicked.connect(self.erase)
self.gridLayout.addWidget(self.pushButton, 2, 0, 1, 2)
# Fonts
font = QtGui.QFont()
font.setFamily("Segoe UI")
font.setPixelSize(15)
self.setFont(font)
# Central Widget
self.setCentralWidget(self.centralwidget)
def passInfo(self):
self.m.x1 = self.spinBox.value()
self.m.y1 = self.spinBox_2.value()
self.m.x2 = 0
self.m.y2 = 0
self.m.plot()
self.spin2slider()
def erase(self):
self.slider.setValue(0)
self.slider_2.setValue(0)
self.slider2spin()
self.passInfo()
def slider2spin(self):
self.spinBox.setValue(self.slider.value()/10)
self.spinBox_2.setValue(self.slider_2.value()/10)
def spin2slider(self):
self.slider.setValue(self.spinBox.value()*10)
self.slider_2.setValue(self.spinBox_2.value()*10)
class PlotCanvas(FigureCanvas):
def __init__(self):
self.x1 = 0
self.x2 = 0
self.y1 = 0
self.y2 = 0
fig = Figure()
FigureCanvas.__init__(self, fig)
FigureCanvas.setSizePolicy(self, QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Expanding)
FigureCanvas.updateGeometry(self)
self.plot()
def plot(self):
rgb1 = (self.rgb(53), self.rgb(53), self.rgb(53))
rgb2 = (self.rgb(200), self.rgb(200), self.rgb(200))
rgb3 = (self.rgb(240), self.rgb(240), self.rgb(240))
ax = self.figure.add_subplot()
ax.cla()
if self.x1 != 0 or self.x2 != 0 or self.y1 != 0 or self.y2 != 0:
ax.plot([self.x1, self.x2], [self.y1, self.y2], color=rgb2)
ax.plot([self.x1, self.x2], [self.y1, self.y2], 'ro', color=rgb3)
ax.set_facecolor(rgb1)
self.figure.set_facecolor(rgb1)
ax.axis([0, 10, 0, 10])
ax.tick_params(color=rgb2, labelcolor=rgb2)
for spine in ax.spines.values():
spine.set_edgecolor(rgb2)
self.draw()
def rgb(self, value):
return value/255
if __name__ == '__main__':
app = QtWidgets.QApplication(sys.argv)
GUI = Main()
app.setStyle('Fusion')
# Dark Mode
palette = QtGui.QPalette()
palette.setColor(QtGui.QPalette.Window, QtGui.QColor(53, 53, 53))
palette.setColor(QtGui.QPalette.WindowText, QtGui.QColor(240, 240, 240))
palette.setColor(QtGui.QPalette.Base, QtGui.QColor(45, 45, 45))
palette.setColor(QtGui.QPalette.AlternateBase, QtGui.QColor(53, 53, 53))
palette.setColor(QtGui.QPalette.ToolTipBase, QtCore.Qt.white)
palette.setColor(QtGui.QPalette.ToolTipText, QtCore.Qt.white)
palette.setColor(QtGui.QPalette.Text, QtGui.QColor(200, 200, 200))
palette.setColor(QtGui.QPalette.Button, QtGui.QColor(53, 53, 53))
palette.setColor(QtGui.QPalette.ButtonText, QtGui.QColor(200, 200, 200))
palette.setColor(QtGui.QPalette.BrightText, QtCore.Qt.red)
palette.setColor(QtGui.QPalette.Highlight, QtGui.QColor(37, 110, 217))
palette.setColor(QtGui.QPalette.HighlightedText, QtCore.Qt.black)
app.setPalette(palette)
GUI.show()
sys.exit(app.exec_())