我遵循了 PySimpleGUI 和 Matplotlib 的教程,以便在 GUI 中嵌入默认导航栏。所有按钮都可以使用,但它们没有图标,它们的按钮名称与字母重叠(如下所示)。我错过了什么?
这是我使用的代码: 我确实尝试在 matplotlib 网站上安装依赖项,但找不到其他遇到此问题的人
编辑:我正在使用 Mac。
import PySimpleGUI as sg
import numpy as np
"""
Embedding the Matplotlib toolbar into your application
"""
# ------------------------------- This is to include a matplotlib figure in a Tkinter canvas
import matplotlib.pyplot as plt
from matplotlib.backends.backend_tkagg import FigureCanvasTkAgg, NavigationToolbar2Tk
def draw_figure_w_toolbar(canvas, fig, canvas_toolbar):
if canvas.children:
for child in canvas.winfo_children():
child.destroy()
if canvas_toolbar.children:
for child in canvas_toolbar.winfo_children():
child.destroy()
figure_canvas_agg = FigureCanvasTkAgg(fig, master=canvas)
figure_canvas_agg.draw()
toolbar = Toolbar(figure_canvas_agg, canvas_toolbar)
toolbar.update()
figure_canvas_agg.get_tk_widget().pack(side='right', fill='both', expand=1)
class Toolbar(NavigationToolbar2Tk):
def __init__(self, *args, **kwargs):
super(Toolbar, self).__init__(*args, **kwargs)
# ------------------------------- PySimpleGUI CODE
layout = [
[sg.T('Graph: y=sin(x)')],
[sg.B('Plot'), sg.B('Exit')],
[sg.T('Controls:')],
[sg.Canvas(key='controls_cv')],
[sg.T('Figure:')],
[sg.Column(
layout=[
[sg.Canvas(key='fig_cv',
# it's important that you set this size
size=(400 * 2, 400)
)]
],
background_color='#DAE0E6',
pad=(0, 0)
)],
[sg.B('Alive?')]
]
window = sg.Window('Graph with controls', layout)
if __name__ == "__main__":
while True:
event, values = window.read()
print(event, values)
if event in (sg.WIN_CLOSED, 'Exit'): # always, always give a way out!
break
elif event is 'Plot':
# ------------------------------- PASTE YOUR MATPLOTLIB CODE HERE
plt.figure(1)
fig = plt.gcf()
DPI = fig.get_dpi()
# ------------------------------- you have to play with this size to reduce the movement error when the mouse hovers over the figure, it's close to canvas size
fig.set_size_inches(404 * 2 / float(DPI), 404 / float(DPI))
# -------------------------------
x = np.linspace(0, 2 * np.pi)
y = np.sin(x)
plt.plot(x, y)
plt.title('y=sin(x)')
plt.xlabel('X')
plt.ylabel('Y')
plt.grid()
# ------------------------------- Instead of plt.show()
draw_figure_w_toolbar(window['fig_cv'].TKCanvas, fig, window['controls_cv'].TKCanvas)
window.close()