1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
# Créé par rafoim, le 06/11/2013 en Python 3.2
import matplotlib
matplotlib.use('TkAgg')
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg
from matplotlib.figure import Figure
import numpy as np
import tkinter as tk
def ListeSolutions(somme):
x=somme//10
y=0
liste=[]
while(x>=0):
liste.append((x,y))
x-=2
y+=1
nombre_de_solutions=len(liste)
return liste,nombre_de_solutions
def center_spines(ax=None, centerx=0, centery=0):
"""Centers the axis spines at <centerx, centery> on the axis "ax", and
places arrows at the end of the axis spines."""
if ax is None:
ax = plt.gca()
# Set the axis's spines to be centered at the given point
# (Setting all 4 spines so that the tick marks go in both directions)
ax.spines['left'].set_position(('data', centerx))
ax.spines['bottom'].set_position(('data', centery))
ax.spines['right'].set_position(('data', centerx - 1))
ax.spines['top'].set_position(('data', centery - 1))
# Hide the line (but not ticks) for "extra" spines
for side in ['right', 'top']:
ax.spines[side].set_color('none')
# On both the x and y axes...
for axis, center in zip([ax.xaxis, ax.yaxis], [centerx, centery]):
# Turn on minor and major gridlines and ticks
axis.set_ticks_position('both')
axis.grid(True, 'major', ls='solid', lw=0.5, color='gray')
axis.grid(True, 'minor', ls='solid', lw=0.1, color='gray')
axis.set_minor_locator(matplotlib.ticker.AutoMinorLocator())
class Application():
def __init__(self):
self.somme=40
self.fenetre=tk.Tk()
self.figure=Figure(figsize=(7,7),dpi=100)
self.canevas=FigureCanvasTkAgg(self.figure, master=self.fenetre)
self.canevas.show()
self.canevas.get_tk_widget().pack(fill=tk.BOTH,expand=1)
self.canevas._tkcanvas.grid(column=0,row=0,rowspan=4)
self.champ=tk.Entry(self.fenetre)
self.champ.bind("<Return>", self.Actualiser)
self.champ.config(font=("Courrier","16","bold"))
self.bouton1=tk.Button(self.fenetre,text="Incrémenter",command=self.Incrementer)
self.bouton2=tk.Button(self.fenetre,text="Décrémenter",command=self.Decrementer)
self.label=tk.Label(self.fenetre,text="Somme à délivrer:",font=("Courrier","16","bold"))
self.label.grid(column=1,row=0)
self.champ.grid(column=1,row=1)
self.bouton1.grid(column=1, row=2)
self.bouton2.grid(column=1, row=3)
def Affichage(self):
self.figure.clf()
graphique=self.figure.add_axes([0,0,1,1])
l,n=ListeSolutions(self.somme)
message="Le nombre de solutions est: "+str(n)
graphique.text(0.5,0.5,message,fontsize=20)
xmin=-self.somme//100
ymin=-self.somme//100
xmax=self.somme//10+self.somme//100+1
ymax=self.somme//20+self.somme//100+1
graphique.set_xlim(xmin, xmax)
graphique.set_ylim(ymin, ymax)
graphique.set_xlabel("billets de 10 euros")
center_spines(graphique)
for point in l:
x=point[0]
y=point[1]
graphique.plot(x,y,"r"+"o")
x=np.arange(0,self.somme//10,0.01)
y=self.somme/20-0.5*x
graphique.plot(x,y)
annotation="segment de la droite d'équation x+2y="+str(self.somme//10)
graphique.annotate(annotation,
xy=(0.5, self.somme/20-0.25),
xytext=(0.5+self.somme/200, self.somme/20-0.25+self.somme/200),
xycoords='data',
textcoords='data',
arrowprops=dict(arrowstyle="fancy"))
self.canevas.draw()
def Actualiser(self,event):
self.somme=int(self.champ.get())
self.Affichage()
def Incrementer(self):
self.somme+=10
self.champ.delete(0,tk.END)
self.champ.insert(tk.END, str(self.somme))
self.Affichage()
def Decrementer(self):
self.somme-=10
self.champ.delete(0,tk.END)
self.champ.insert(tk.END, str(self.somme))
self.Affichage()
application=Application() |
