matplotlib-users Mailing List for matplotlib

Hello,
I've tried, on Python 2.6 Mac O,ドル to install directly matpltolib with easy_install. I've not successed.
Is-it possible ?
Best regards.
Christophe.

If you want to use it in the example section or anything else, you are 
welcome.
greetings
Till
#!/usr/bin/env python
# embedding_in_qt4.py --- Simple Qt4 application embedding matplotlib 
canvases
# It also shows, that normal plotting is quite slow.
#
# 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 numpy.random import randn, randint
from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg as 
FigureCanvas
from matplotlib.figure import Figure
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=None, width=5, height=4, dpi=100):
 fig = Figure(figsize=(width, height), dpi=dpi)
 self.axes = fig.add_subplot(111)
 # We want the axes cleared every time plot() is called
 self.axes.hold(False)
 self.compute_initial_figure()
 #
 FigureCanvas.__init__(self, fig)
 self.setParent(parent)
 FigureCanvas.setSizePolicy(self,
 QtGui.QSizePolicy.Expanding,
 QtGui.QSizePolicy.Expanding)
 FigureCanvas.updateGeometry(self)
 def compute_initial_figure(self):
 pass
class MyStaticMplCanvas(MyMplCanvas):
 """Simple canvas with a sine plot."""
 def compute_initial_figure(self):
 t = arange(0.0, 3.0, 0.01)
 s = sin(2*pi*t)
 self.axes.plot(t, s)
class MyDynamicMplCanvas(MyMplCanvas):
 """A canvas that updates itself every second with a new plot."""
 def __init__(self, *args, **kwargs):
 MyMplCanvas.__init__(self, *args, **kwargs)
 self.timer = QtCore.QTimer(self)
 QtCore.QObject.connect(self.timer, QtCore.SIGNAL("timeout()"), 
self.update_figure)
 self.timer.start(1000)
 def compute_initial_figure(self):
 self.axes.plot(arange(4), randint(0, 10, 4), 'r')
 def update_figure(self):
 # Build a list of 4 random integers between 0 and 10 (both 
inclusive)
 l = randint(0, 10, 4)
 self.axes.plot(arange(1, 5), l, 'r')
 self.draw()
 
 def stop_timer(self):
 self.timer.stop()
 
 
 
class MyBlittMplCanvas(MyMplCanvas):
 """"A canvas thats updates itself as fast a possible, using blitting."""
 def __init__(self, *args, **kwargs):
 MyMplCanvas.__init__(self, *args, **kwargs)
 
 #self.draw()
 self.old_size = self.axes.bbox.width, self.axes.bbox.height
 self.ax_background = self.copy_from_bbox(self.axes.bbox)
 self.cnt = 0
 self.axes.set_autoscale_on(False)
 #self.draw() 
 self.timer=QtCore.QTimer()
 self.connect(self.timer, QtCore.SIGNAL("timeout()"), 
self.update_figure)
 self.timer.start(0)
 
 def blit(self, bbox=None):
 self.replot = bbox
 l, b, w, h = bbox.bounds
 t = b + h
 self.repaint(l, self.renderer.height-t, w, h)
 
 def compute_initial_figure(self): 
 self.t = arange(0.0, 3.0, 0.01)
 s = sin(2*pi*self.t)+randn(len(self.t))
 self.line=self.axes.plot(self.t, s)[0]
 
 def update_figure(self): 
 current_size = self.axes.bbox.width, self.axes.bbox.height
 if self.old_size != current_size:
 self.old_size = current_size
 self.axes.clear()
 self.axes.grid()
 self.draw()
 self.ax_background = self.copy_from_bbox(self.axes.bbox)
 self.restore_region(self.ax_background, bbox=self.axes.bbox)
 # update the data
 self.line.set_ydata(sin(2*pi*self.t)+randn(len(self.t)))
 
 # just draw the animated artist
 self.axes.draw_artist(self.line)
 # just redraw the axes rectangle
 self.blit(self.axes.bbox)
 
class ApplicationWindow(QtGui.QMainWindow):
 def __init__(self):
 QtGui.QMainWindow.__init__(self)
 self.setAttribute(QtCore.Qt.WA_DeleteOnClose)
 self.setWindowTitle("application main window")
 self.file_menu = QtGui.QMenu('&File', self)
 self.file_menu.addAction('&Quit', self.fileQuit,
 QtCore.Qt.CTRL + QtCore.Qt.Key_Q)
 self.menuBar().addMenu(self.file_menu)
 self.help_menu = QtGui.QMenu('&Help', self)
 self.menuBar().addSeparator()
 self.menuBar().addMenu(self.help_menu)
 self.help_menu.addAction('&About', self.about)
 self.main_widget = QtGui.QWidget(self)
 l = QtGui.QVBoxLayout(self.main_widget)
 sc = MyStaticMplCanvas(self.main_widget, width=5, height=4, dpi=100)
 dc = MyDynamicMplCanvas(self.main_widget, width=5, height=4, 
dpi=100)
 bc = MyBlittMplCanvas(self.main_widget, width=5, height=4, dpi=100)
 stopdc=QtGui.QPushButton("Stop dynamic Timer")
 self.connect(stopdc, QtCore.SIGNAL("clicked()"), dc.stop_timer)
 l.addWidget(sc)
 l.addWidget(dc)
 l.addWidget(stopdc)
 l.addWidget(bc)
 self.main_widget.setFocus()
 self.setCentralWidget(self.main_widget)
 self.statusBar().showMessage("All hail matplotlib!", 2000)
 def fileQuit(self):
 self.close()
 def closeEvent(self, ce):
 self.fileQuit()
 def about(self):
 QtGui.QMessageBox.about(self, "About %s" % progname,
u"""%(prog)s version %(version)s
Copyright \N{COPYRIGHT SIGN} 2005 Florent Rougon, 2006 Darren Dale
This program is a simple example of a Qt4 application embedding matplotlib
canvases.
It may be used and modified with no restriction; raw copies as well as
modified versions may be distributed without limitation."""
% {"prog": progname, "version": progversion})
qApp = QtGui.QApplication(sys.argv)
aw = ApplicationWindow()
aw.setWindowTitle("%s" % progname)
aw.show()
sys.exit(qApp.exec_())
#qApp.exec_()