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# embedding_in_qt4.py --- Simple Qt4 application embedding matplotlib canvases
#
# Copyright (C) 2005 Florent Rougon
# 2006 Darren Dale
#
# This file is an example program for matplotlib. It may be used and
# modified with no restriction; raw copies as well as modified versions
# may be distributed without limitation.
import sys, os, random
from PyQt4 import QtGui, QtCore
from numpy import arange, sin, pi
from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg as FigureCanvas
from matplotlib.figure import Figure
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from UI_graphe import Ui_Graphe
progname = os.path.basename(sys.argv[0])
progversion = "0.1"
class MyMplCanvas(FigureCanvas):
"""Ultimately, this is a QWidget (as well as a FigureCanvasAgg, etc.)."""
def __init__(self, parent, donnees, traitement, dates, width=0, height=0, dpi=100, cliquable=False, titre=""):
self.fig = Figure(figsize=(width, height), dpi=dpi )
FigureCanvas.__init__(self, self.fig)
self.setParent(parent)
FigureCanvas.setSizePolicy(self,
QtGui.QSizePolicy.Expanding,
QtGui.QSizePolicy.Expanding)
FigureCanvas.updateGeometry(self)
self.axes = self.fig.add_subplot(111)
a = self.axes.set_axis_off()
# We want the axes cleared every time plot() is called
self.axes.axison = False
self.axes.axis('off')
self.axes.hold(False)
self.cliquable=cliquable
self.donnees=donnees
self.traitement=traitement
self.dates=dates
self.titre=titre
self.plot(donnees, traitement, dates)
def mouseReleaseEvent(self, event):
if self.cliquable:
self.fils=QDialog()
self.fils.ui=Ui_Graphe()
self.fils.ui.setupUi(self.fils)
self.fils.setWindowTitle(QtGui.QApplication.translate("Graphe", self.titre, None, QtGui.QApplication.UnicodeUTF8))
self.fils.show()
ratio=2
w=3*ratio
h=5*ratio
d=90/ratio
self.fils.canvas=MyMplCanvas(self.fils.ui.grapheLabel,self.donnees, self.traitement, self.dates, width=w, height=h, dpi=d, cliquable=False, titre=self.titre)
self.fils.canvas.show()
def sizeHint(self):
w, h = self.get_width_height()
#print "w, h", w, h
return QtCore.QSize(w, h)
def minimumSizeHint(self):
return QtCore.QSize(10, 10)
def plot(self,donnees, traitement, dates):
d=[]
for dd in donnees:
d.append(traitement(dd))
self.axes.plot(dates,d)
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