TransactionSorter/EmbeddedMatplotlibWindow.py at master · kscott27/TransactionSorter · GitHub

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import sys
from PyQt5.QtWidgets import QDialog, QApplication, QPushButton, QVBoxLayout, QHBoxLayout, QWidget

from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas
from matplotlib.backends.backend_qt5agg import NavigationToolbar2QT as NavigationToolbar
import matplotlib.pyplot as plt
import matplotlib.ticker as plticker
import datetime

import random

from Application import Application

import numpy as np

import pandas as pd

class PlottingWindow(QDialog):
  def __init__(self, App, parent=None):
    super(PlottingWindow, self).__init__(parent)

    self.app = App

    # A figure instance to plot on
    self.figure = plt.figure()

    # This is the Canvas Widget that displays the `figure`
    # it takes the `figure` instance as a parameter to __init__
    self.canvas = FigureCanvas(self.figure)

    # this is the Navigation widget
    # it takes the Canvas widget and a parent
    self.toolbar = NavigationToolbar(self.canvas, self)

    # Plot pie chart button
    self.plotPieBtn = QPushButton('Pie Chart')
    self.plotPieBtn.clicked.connect(self.plotPie)

    # Plot bar graph button
    self.plotBarBtn = QPushButton('Bar Graph')
    self.plotBarBtn.clicked.connect(self.plotBar)

    # Plot time series button
    self.plotTimeSeriesBtn = QPushButton('Time Series')
    self.plotTimeSeriesBtn.clicked.connect(self.plotTimeSeries)

    # Set the plottingWindow layout
    layout = QVBoxLayout()
    layout.addWidget(self.toolbar)
    layout.addWidget(self.canvas)

    # Within the layout, create horizontal
    # layout for various plotting functionality
    btnLayout = QHBoxLayout()
    layout.addLayout(btnLayout)

    btnLayout.addWidget(self.plotPieBtn)
    btnLayout.addWidget(self.plotBarBtn)
    btnLayout.addWidget(self.plotTimeSeriesBtn)

    self.setLayout(layout)

  def plotPie(self):
    # Get data to plot
    cats = self.app.getCategoryNamesList()[1:]
    data = [self.app.getAmountSpentByCategory(c) for c in cats]

    self.figure.clear()
    self.ax = self.figure.add_subplot(111)
    self.ax.clear()

    self.ax.pie(data, labels=cats)
    self.ax.set_title("Spending by Category")
    self.canvas.draw()

  def plotBar(self):
    # Get data to plot
    cats = self.app.getCategoryNamesList()[1:]
    n_groups = len(cats)
    amountSpent = [self.app.getAmountSpentByCategory(c) for c in cats]
    amountAllotted = [self.app.getAmountAllottedByCategory(c) for c in cats]

    self.figure.clear()
    self.ax = self.figure.add_subplot(111)
    self.ax.clear()\

    # Format preparation
    index = np.arange(n_groups)
    bar_width = 0.35
    opacity = 0.8
    rects1 = plt.bar(index, amountAllotted, bar_width,
    alpha=opacity,
    color='b',
    label='Allotted')

    rects2 = plt.bar(index + bar_width, amountSpent, bar_width,
    alpha=opacity,
    color='g',
    label='Spent')

    plt.xlabel('Spending')
    plt.ylabel('Category')
    plt.title('Allotment and Spending')
    plt.xticks(index + bar_width, [x for x in self.app.getCategoryNamesList()[1:]])
    plt.xticks(rotation=40)
    plt.legend()

    plt.tight_layout()
    self.canvas.draw()

  def plotTimeSeries(self):
    # Get data to plot
    spendingByDay, listOfDates = self.app.getTimeSeriesData()

    # Prepare figure
    self.figure.clear()
    self.ax = self.figure.add_subplot(111)
    self.ax.clear()
    plt.xlabel('Time')
    plt.ylabel('Total Spending')
    plt.title('Charges Over Time')
    plt.tight_layout()
    plt.xticks(rotation=60)

    plt.plot(listOfDates, spendingByDay)
    self.canvas.draw()

class ProjectionWidget(QDialog):

  def __init__(self, App, parent=None):
    super(ProjectionWidget, self).__init__(parent)


    self.app = App

    # A figure instance to plot on
    self.figure = plt.figure()

    # This is the Canvas Widget that displays the `figure`
    # it takes the `figure` instance as a parameter to __init__
    self.canvas = FigureCanvas(self.figure)

    # this is the Navigation widget
    # it takes the Canvas widget and a parent
    self.toolbar = NavigationToolbar(self.canvas, self)


    # Set the plottingWindow layout
    layout = QVBoxLayout()
    layout.addWidget(self.toolbar)
    layout.addWidget(self.canvas)

    # Within the layout, create horizontal
    # layout for various plotting functionality
    btnLayout = QHBoxLayout()
    layout.addLayout(btnLayout)

    # btnLayout.addWidget(self.plot3MonthProjectionBtn)

    self.setLayout(layout)
    self.plotProjection()


  def plotProjection(self):
    dates, runningBalance = self.app.getProjectionData()

    # Prepare figure
    self.figure.clear()
    self.ax = self.figure.add_subplot(111)
    self.ax.clear()
    plt.xlabel('Time')
    plt.ylabel('Checking Account Balance')
    plt.title('Cash Projection')
    plt.tight_layout()
    plt.xticks(rotation=60)

    plt.plot(dates, runningBalance)
    self.canvas.draw()


if __name__ == '__main__':
  app = QApplication(sys.argv)

  plotWindow = PlottingWindow()
  plotWindow.show()

  sys.exit(app.exec_())