我将python2与matplotlib、pygobjet和glade一起使用。在
由于某种原因,在我的macbook retina中,我无法看到我的应用程序。在
当我使用图canvasgtk3cairo时,我的绘图正在屏幕上缩放。如果我使用FigureCanvasGTK3Agg后端,图像渲染效果很好,但分辨率较低。在
这里有一个测试代码(来自gtk3 python-cookbook)
from gi.repository import Gtk
from matplotlib.figure import Figure
from numpy import arange, pi, random, linspace
import matplotlib.cm as cm
#from matplotlib.backends.backend_gtk3agg import FigureCanvasGTK3Agg as FigureCanvas
#from matplotlib.backends.backend_gtk3cairo import FigureCanvasGTK3Cairo as FigureCanvas
myfirstwindow = Gtk.Window()
myfirstwindow.connect("delete-event", Gtk.main_quit)
myfirstwindow.set_default_size(400, 400)
fig = Figure(figsize=(5,5), dpi=100)
ax = fig.add_subplot(111, projection='polar')
N = 20
theta = linspace(0.0, 2 * pi, N, endpoint=False)
radii = 10 * random.rand(N)
width = pi / 4 * random.rand(N)
bars = ax.bar(theta, radii, width=width, bottom=0.0)
for r, bar in zip(radii, bars):
bar.set_facecolor(cm.jet(r / 10.))
bar.set_alpha(0.5)
ax.plot()
sw = Gtk.ScrolledWindow()
myfirstwindow.add(sw)
canvas = FigureCanvas(fig)
canvas.set_size_request(400,400)
sw.add_with_viewport(canvas)
myfirstwindow.show_all()
Gtk.main()
结果: Agg BackendCairoGtk backend
我的其他电脑没有问题。在
目前没有回答
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