Code: Alles auswählen
from PyQt4 import QtCore, QtGui
import sys
from PyQt4.QtGui import QMainWindow, QApplication
from numpy import linspace
from PyQt4.QtGui import QSizePolicy
from PyQt4.QtCore import QSize
from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg as Canvas
from matplotlib.figure import Figure
from matplotlib import rcParams
rcParams['font.size'] = 9
import matplotlib.pyplot as plt
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s
try:
_encoding = QtGui.QApplication.UnicodeUTF8
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig)
class Ui_MainWindow(object):
def setupUi(self, MainWindow):
MainWindow.setObjectName(_fromUtf8("MainWindow"))
MainWindow.resize(800, 600)
self.centralwidget = QtGui.QWidget(MainWindow)
self.centralwidget.setObjectName(_fromUtf8("centralwidget"))
self.mplwidget = MatplotlibWidget(self.centralwidget)
self.mplwidget.setGeometry(QtCore.QRect(190, 90, 400, 300))
self.mplwidget.setObjectName(_fromUtf8("mplwidget"))
MainWindow.setCentralWidget(self.centralwidget)
self.menubar = QtGui.QMenuBar(MainWindow)
self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 21))
self.menubar.setObjectName(_fromUtf8("menubar"))
MainWindow.setMenuBar(self.menubar)
self.statusbar = QtGui.QStatusBar(MainWindow)
self.statusbar.setObjectName(_fromUtf8("statusbar"))
MainWindow.setStatusBar(self.statusbar)
self.retranslateUi(MainWindow)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def retranslateUi(self, MainWindow):
MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow", None))
class MatplotlibWidget(Canvas):
def __init__(self, parent=None, title='', xlabel='', ylabel='',
xlim=None, ylim=None, xscale='linear', yscale='linear',
width=4, height=3, dpi=100, hold=False):
self.figure = Figure(figsize=(width, height), dpi=dpi)
self.axes = self.figure.add_subplot(111)
self.axes.set_title(title)
self.axes.set_xlabel(xlabel)
self.axes.set_ylabel(ylabel)
if xscale is not None:
self.axes.set_xscale(xscale)
if yscale is not None:
self.axes.set_yscale(yscale)
if xlim is not None:
self.axes.set_xlim(*xlim)
if ylim is not None:
self.axes.set_ylim(*ylim)
self.axes.hold(hold)
Canvas.__init__(self, self.figure)
self.setParent(parent)
Canvas.setSizePolicy(self, QSizePolicy.Expanding, QSizePolicy.Expanding)
Canvas.updateGeometry(self)
def sizeHint(self):
w, h = self.get_width_height()
return QSize(w, h)
def minimumSizeHint(self):
return QSize(10, 10)
class ApplicationWindow(QMainWindow):
def __init__(self):
QMainWindow.__init__(self)
self.mplwidget = MatplotlibWidget(self, title='Example 2',
xlabel='Linear scale',
ylabel='Log scale',
hold=True, yscale='log')
self.mplwidget.setFocus()
self.setCentralWidget(self.mplwidget)
self.plot(self.mplwidget.axes)
def plot(self, axes):
x = linspace(-10, 10)
axes.plot(x, x**2)
axes.plot(x, x**3)
app = QApplication(sys.argv)
win = ApplicationWindow()
#zum Vergleich
x2=linspace(0,10)
plt.plot(x2,x2**2)
plt.title('Example 1')
plt.show()
win.show()
sys.exit(app.exec_())