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index.py
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index.py
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from ttkthemes import ThemedTk
import tkinter as tk
from tkinter import ttk, messagebox,Misc
import data
from data import FilterData,Info
from tools import CustomMessagebox
class Window(ThemedTk):
def __init__(self,theme:str='arc',**kwargs):
super().__init__(theme=theme,**kwargs)
self.title('台北市YouBike2.0及時資料')
try:
self.__data = data.load_data()
except Exception as e:
messagebox.showwarning(title='警告',message=str(e))
self._display_interface()
@property
def data(self)->list[dict]:
return self.__data
def _display_interface(self):
mainFrame = ttk.Frame(borderwidth=1,relief='groove')
ttk.Label(mainFrame,text="台北市YouBike2.0及時資料",font=('arial',25)).pack(pady=(20,10))
#=================================
tableFrame = ttk.Frame(mainFrame)
columns = ('sna', 'sarea', 'mday','ar','total','rent_bikes','retuen_bikes')
tree = ttk.Treeview(tableFrame, columns=columns, show='headings')
# define headings
tree.heading('sna', text='站點')
tree.heading('sarea', text='行政區')
tree.heading('mday', text='時間')
tree.heading('ar', text='地址')
tree.heading('total', text='總數')
tree.heading('rent_bikes', text='可借')
tree.heading('retuen_bikes', text='可還')
# 定義欄位寬度
tree.column('sarea',width=70,anchor=tk.CENTER)
tree.column('mday',width=120,anchor=tk.CENTER)
tree.column('ar',minwidth=100)
tree.column('total',width=50,anchor=tk.CENTER)
tree.column('rent_bikes',width=50,anchor=tk.CENTER)
tree.column('retuen_bikes',width=50,anchor=tk.CENTER)
# bind使用者的事件
tree.bind('<<TreeviewSelect>>', self.item_selected)
# add data to the treeview
for site in self.data:
tree.insert('', tk.END,
values=(site['sna'],site['sarea'],site['mday'],site['ar'],site['total'],site['rent_bikes'],site['retuen_bikes']))
tree.grid(row=0, column=0, sticky='nsew')
scrollbar = ttk.Scrollbar(tableFrame, orient=tk.VERTICAL, command=tree.yview)
tree.configure(yscroll=scrollbar.set)
scrollbar.grid(row=0, column=1, sticky='ns')
tableFrame.pack(padx=20,pady=20)
#======================================
self.pieChartFrame = PieChartFrame(mainFrame)
self.pieChartFrame.pack()
mainFrame.pack(padx=10,pady=10)
def item_selected(self,event):
tree = event.widget
records:list[list] = []
for selected_item in tree.selection()[:3]: #[:3]代表只可以選取3個,多了也不會選取
item = tree.item(selected_item)
record:list = item['values']
records.append(record)
self.pieChartFrame.infos = records
import matplotlib.pyplot as plt
import numpy as np
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
class PieChartFrame(ttk.Frame):
def __init__(self,master:Misc,**kwargs):
super().__init__(master=master,**kwargs)
self.configure({'borderwidth':2,'relief':'groove'})
#self.config({'borderwidth':2,'relief':'groove'})
#self['borderwidth'] = 2
#self['relief'] = 'groove'
style = ttk.Style()
style.configure('abc.TFrame',background='#ffffff')
self.configure(style='abc.TFrame')
@property
def infos(self)->None:
return None
@infos.setter
def infos(self,datas:list[list]) -> None:
for w in self.winfo_children():
w.destroy()
for data in datas:
sitename:str = data[0]
area:str = data[1]
info_time:str = data[2]
address:str = data[3]
total:int = data[4]
rents:int = data[5]
returns:int = data[6]
oneFrame = ttk.Frame(self,style='abc.TFrame')
ttk.Label(oneFrame,text="行政區:").grid(row=0,column=0,sticky='e')
ttk.Label(oneFrame,text=area).grid(row=0,column=1,sticky='w')
ttk.Label(oneFrame,text="站點名稱:").grid(row=1,column=0,sticky='e')
ttk.Label(oneFrame,text=sitename).grid(row=1,column=1,sticky='w')
ttk.Label(oneFrame,text="時間:").grid(row=2,column=0,sticky='e')
ttk.Label(oneFrame,text=info_time).grid(row=2,column=1,sticky='w')
ttk.Label(oneFrame,text="地址:").grid(row=3,column=0,sticky='e')
ttk.Label(oneFrame,text=address).grid(row=3,column=1,sticky='w')
ttk.Label(oneFrame,text="總車輛數:").grid(row=4,column=0,sticky='e')
ttk.Label(oneFrame,text=str(total)).grid(row=4,column=1,sticky='w')
ttk.Label(oneFrame,text="可借:").grid(row=5,column=0,sticky='e')
ttk.Label(oneFrame,text=str(rents)).grid(row=5,column=1,sticky='w')
ttk.Label(oneFrame,text="可還:").grid(row=6,column=0,sticky='e')
ttk.Label(oneFrame,text=str(returns)).grid(row=6,column=1,sticky='w')
def func(pct, allvals):
absolute = int(np.round(pct/100.*np.sum(allvals)))
return f"{absolute:d}pcs - {pct:.1f}%"
values = [rents, returns]
labels = ['Rend','Return']
colors = ['green','red']
figure = plt.figure(figsize=(5,5),dpi=72)
axes = figure.add_subplot()
axes.pie(values,colors=colors,
labels=labels,
labeldistance=1.2,
shadow=True,
autopct=lambda pct: func(pct, values),
textprops=dict(color="white"))
axes.legend(title="rate:",
loc="center left",
bbox_to_anchor=(0, 0, 0, 2))
canvas = FigureCanvasTkAgg(figure,oneFrame)
canvas.draw()
canvas.get_tk_widget().grid(row=7,column=0,columnspan=2)
#顯示後馬上消滅canvas,可以不會佔記憶體
for item in canvas.get_tk_widget().find_all():
canvas.get_tk_widget().delete(item)
#顯示後馬上消滅figure,可以不會佔記憶體
plt.close()
oneFrame.pack(side='left',expand=True,fill='both')
def main():
def on_closing():
print("手動關閉視窗")
window.destroy()
window.quit()
window = Window(theme='breeze')
window.protocol("WM_DELETE_WINDOW", on_closing)
window.mainloop()
if __name__ == '__main__':
main()