我在matplot lib中创建了一个piechart,当我使用plt.show()
显示它时,它将正确显示。但当我想把它添加到我的tkinter帧时,它将显示一个空的绘图。在
labels = [r'Rayos X (88.4 %)', r'RMN en solucion (10.6 %)', r'Microscopia electronica (0.7 %)', r'Otros (0.3 %)']
sizes = [88.4, 10.6, 0.7, 0.3]
colors = ['yellowgreen', 'gold', 'lightskyblue', 'lightcoral']
patches, texts = plt.pie(sizes, colors=colors, startangle=90)
plt.legend(patches, labels, loc="best")
# Set aspect ratio to be equal so that pie is drawn as a circle.
plt.axis('equal')
plt.tight_layout()
# plt.show()
fig = plt.figure()
canvas = FigureCanvasTkAgg(fig, master=self)
canvas.show()
canvas.get_tk_widget().pack(side=tk.BOTTOM, fill=tk.BOTH, expand=True)
canvas.get_tk_widget().place(x=0, y=40, width=800, height=560)
canvas.get_tk_widget().configure(background='lightgray', highlightcolor='lightgray', highlightbackground='lightgray')
在图形上创建饼图之前,需要向图形添加一个子图:
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