Hi,
I found the problem. It was not a bug of matplotlib (of course should I say).
It was a bug in my
code (with the click event handling method).
Jonathan
Demaeyer Jonathan a écrit :
> Hi everyone,
>
> I use matplotlib to render a figure in a tkinter (the Tix library more
> precisely) canvas.
> It works very well but I can't turn off the autoscale (and I would like to),
> even by setting
> ax.set_autoscale_on(False). When I test with ax.get_autoscale_on(), the
> result is False, but the
> axes continues to autoscale.
>
> I didn't had this problem in the past with ubuntu 8.04. I have it since I
> made the update to the
> 8.10 distribution so I guess that it's because the version of matplotlib I
> use have changed also
> (but I don't remember the number of this previous version). Now I use python
> 2.5.2, Tix 8.4.0, mpl
> 0.98.3, numpy 1.2.1 ppa release, scipy 0.7.0 ppa release.
>
> Here is the graphic part of my app :
>
> class GraphFrame(Tix.Frame):
> def __init__(self,master):
> Tix.Frame.__init__(self,master,bd=10)
> self.gen = Tix.Frame(self)
> self.fps = Figure(figsize=(5,4),dpi=100,facecolor='w')
>
> self.tlps = 'Phase Space'
> self.xlps = {'xlabel' : r'$x$','fontsize' : 16}
> self.ylps = {'ylabel' : r'$p$','rotation' : 'horizontal','fontsize' :
> 16}
> self.aps = self.fps.add_subplot(111)
> self.aps.set_title(self.tlps)
> self.aps.set_xlabel(**self.xlps)
> self.aps.set_ylabel(**self.ylps)
> self.canvasps = FigureCanvasTkAgg(self.fps,master=self.gen)
>
> self.canvasps.get_tk_widget().pack(side=Tix.TOP,fill=Tix.BOTH,expand=1)
> self.toolbar = NavigationToolbar2TkAgg(self.canvasps, self.gen)
> self.toolbar.update()
> self.canvasps._tkcanvas.pack(side=Tix.TOP, fill=Tix.BOTH, expand=1)
> self.gen.grid(row=0, columnspan=14, sticky='NWSE')
> self.aps.set_autoscale_on(False) #doesn't work !!!
> # self.aps.autoscale_view(scalex=False,scaley=False)
> self.psLin = []
> self.cl = ('r','g','b','c','y','m','k')
> self.coch = self.canvasps.mpl_connect('button_press_event',
> self.onpsclick)
> self.crh = self.canvasps.mpl_connect('button_release_event',
> self.onpsrelease)
> self.cmh = self.canvasps.mpl_connect('motion_notify_event',
> self.onpsmotion)
> self.cFrame = None
> self.press = False
>
> def ocps_connect(self):
> self.coch = self.canvasps.mpl_connect('button_press_event',
> self.onpsclick)
> self.crh = self.canvasps.mpl_connect('button_release_event',
> self.onpsrelease)
> self.cmh = self.canvasps.mpl_connect('motion_notify_event',
> self.onpsmotion)
>
> def ocps_disconnect(self):
> self.canvasps.mpl_disconnect(self.coch)
> self.canvasps.mpl_disconnect(self.crh)
> self.canvasps.mpl_disconnect(self.cmh)
>
> #some method I use to update the graph
>
> def psaddData_m(self,u,xmin,xmax,pmin,pmax,m=','):
> line = lines.Line2D(u[:,0],u[:,1],
> linestyle='None',
> marker=m,
> color=self.cl[np.mod(len(self.psLin)-1,6)])
> self.psLin.append(line)
> self.psDraw(xmin,xmax,pmin,pmax)
>
> def psaddData_l(self,u,xmin,xmax,pmin,pmax,l='-'):
> line = lines.Line2D(u[:,0],u[:,1],
> linestyle=l,
> color=self.cl[np.mod(len(self.psLin)-1,6)])
> self.psLin.append(line)
> self.psDraw(xmin,xmax,pmin,pmax)
>
> def psdelData(self,n):
> del self.psLin[n]
> self.aps.clear()
> # self.aps.cla()
> for l in self.psLin:
> self.aps.add_line(l)
> self.aps.set_title(self.tlps)
> self.aps.set_xlabel(**self.xlps)
> self.aps.set_ylabel(**self.ylps)
> self.aps.redraw_in_frame()
> self.canvasps.blit()
>
>
> def psDraw(self,xmin,xmax,pmin,pmax):
> # self.aps.clear()
> self.aps.cla()
> self.aps.set_xlim(xmin,xmax)
> self.aps.set_ylim(pmin,pmax)
> for l in self.psLin:
> self.aps.add_line(l)
> self.aps.set_title(self.tlps)
> self.aps.set_xlabel(**self.xlps)
> self.aps.set_ylabel(**self.ylps)
> self.aps.draw()
> self.canvasps.blit()
> # self.aps.set_autoscale_on(False)
> # self.aps.autoscale_view(scalex=False,scaley=False)
> # a = self.aps.get_autoscale_on()
> # print a
>
> def psifRedraw(self):
> self.aps.clear()
> # self.aps.cla()
> for l in self.psLin:
> self.aps.add_line(l)
> self.aps.set_title(self.tlps)
> self.aps.set_xlabel(**self.xlps)
> self.aps.set_ylabel(**self.ylps)
> self.aps.redraw_in_frame()
> self.canvasps.blit()
>
> def psRedraw(self):
> self.aps.redraw_in_frame()
> self.canvasps.blit()
>
> # click event handling
>
> def onpsclick(self,event):
>
> Bhv=self.cFrame.stDico['psMode'].get()
>
> if event.inaxes!=self.aps: return
> if Bhv == 'Nothing': return
>
> self.press = True
>
> if Bhv == 'Traj':
>
>
> niter=int(self.cFrame.stDico['n iter'].get())
> jb = self.cFrame.TrajJacob.get()
> if jb:
> lj = float(self.cFrame.TJDirlStr.get())
> hj = float(self.cFrame.TJDirhderStr.get())
> jnb = self.cFrame.nTrajJacob.get()
> if jnb:
> ljn = float(self.cFrame.nTJDirlStr.get())
> hjn = float(self.cFrame.nTJDirhderStr.get())
>
> v = np.array([event.xdata,event.ydata])
> s = [v]
> if jb: sj = [Jacob(v,hj,utils.dfridr)]
> if jnb: sjn = [Jacob(v,hjn,utils.dfridr)]
> for i in xrange(0,niter):
> u = pm.Map(v)
> s.append(u)
> v = u
> if jb: sj.append(Jacob(v,hj,utils.dfridr))
> if jnb: sjn.append(np.dot(sjn[-1],Jacob(v,hjn,utils.dfridr)))
> w = np.vstack(s)
> line = lines.Line2D(w[:,0],w[:,1],color='b')
> if jb:
> for i in xrange(len(sj)):
> J = sj[i]
> v = s[i]
> (lr,vr) = eig(J,right=True)
> if reduce(lambda x,y : (np.abs(x)-1.)*(np.abs(y)-1.),lr)
> >= 0:
> print 'Problem : The point '+str(i+1)+' is not
> hyperbolic'
> print 'J=',J
> print 'l=',lr
> else:
> if abs(lr[0]) < 1.:
> u1 = vr[:,0]
> u2 = vr[:,1]
> else:
> u1 = vr[:,1]
> u2 = vr[:,0]
> ul1 = np.vstack([v-lj*u1,v+lj*u1])
> ul2 = np.vstack([v-lj*u2,v+lj*u2])
> line1 = lines.Line2D(ul1[:,0],ul1[:,1],color='b')
> line2 = lines.Line2D(ul2[:,0],ul2[:,1],color='r')
> self.aps.add_line(line1)
> self.aps.add_line(line2)
> if jnb:
> for i in xrange(len(sjn)):
> J = sjn[i]
> v = s[i]
> (lr,vr) = eig(J,right=True)
> if reduce(lambda x,y : (np.abs(x)-1.)*(np.abs(y)-1.),lr)
> >= 0:
> print 'Problem : The traj '+str(i+1)+' is not
> hyperbolic'
> print 'J=',J
> print 'l=',lr
> else:
> if abs(lr[0]) < 1.:
> u1 = vr[:,0]
> u2 = vr[:,1]
> else:
> u1 = vr[:,1]
> u2 = vr[:,0]
> ul1 = np.vstack([v-ljn*u1,v+ljn*u1])
> ul2 = np.vstack([v-ljn*u2,v+ljn*u2])
> line1 = lines.Line2D(ul1[:,0],ul1[:,1],color='g')
> line2 = lines.Line2D(ul2[:,0],ul2[:,1],color='m')
> self.aps.add_line(line1)
> self.aps.add_line(line2)
>
> elif Bhv == '1it':
> v = np.array([event.xdata,event.ydata])
> u = pm.Map(v)
> w = np.vstack([v,u])
> line = lines.Line2D(w[:,0],w[:,1],
> linestyle='None',
> marker='+',
> markersize=10.,
> color='k')
> elif Bhv == 'Preim':
>
> xmin=float(self.cFrame.stDico['pixmin'].get())
> xmax=float(self.cFrame.stDico['pixmax'].get())
> pmin=float(self.cFrame.stDico['pipmin'].get())
> pmax=float(self.cFrame.stDico['pipmax'].get())
> nx=int(self.cFrame.stDico['pinx'].get())
> ny=int(self.cFrame.stDico['pinp'].get())
> tol=float(self.cFrame.stDico['pitol'].get())
> it=int(self.cFrame.stDico['piter'].get())
> al=float(self.cFrame.stDico['pialpha'].get())
> npim = self.cFrame.preimmVar.get()
>
> v = np.array([event.xdata,event.ydata])
> u = preMap(npim,v,xmin,xmax,pmin,pmax,nx,ny,tol,it,al)
> if u != None:
> w = np.vstack([v,u])
> else:
> w = v
> w.shape = 1,2
> line = lines.Line2D(w[:,0],w[:,1],
> linestyle='None',
> marker='+',
> markersize=10.,
> color='k')
>
> elif Bhv == 'Jacob':
> l = float(self.cFrame.DirlStr.get())
> h = float(self.cFrame.DirhderStr.get())
> v = np.array([event.xdata,event.ydata])
> J = Jacob(v,h,utils.dfridr)
> (lr,vr) = eig(J,right=True)
> if reduce(lambda x,y : (np.abs(x)-1.)*(np.abs(y)-1.),lr) >= 0:
> print 'Problem : The point is not hyperbolic'
> print 'J=',J
> print 'l=',lr
> return
> if abs(lr[0]) < 1.:
> u1 = vr[:,0]
> u2 = vr[:,1]
> else:
> u1 = vr[:,1]
> u2 = vr[:,0]
> ul1 = np.vstack([v-l*u1,v+l*u1])
> ul2 = np.vstack([v-l*u2,v+l*u2])
> line = lines.Line2D(ul1[:,0],ul1[:,1],color='b')
> line1 = lines.Line2D(ul2[:,0],ul2[:,1],color='r')
> self.aps.add_line(line1)
>
> self.aps.add_line(line)
> # self.aps.set_title(self.tlps)
> # self.aps.set_xlabel(**self.xlps)
> # self.aps.set_ylabel(**self.ylps)
> self.aps.redraw_in_frame()
> self.canvasps.blit()
>
> def onpsmotion(self,event):
>
> Bhv=self.cFrame.stDico['psMode'].get()
>
> if event.inaxes!=self.aps: return
> if self.press == False: return
> if Bhv == 'Nothing': return
>
> self.aps.clear()
> # self.aps.cla()
> for l in self.psLin:
> self.aps.add_line(l)
> self.aps.set_title(self.tlps)
> self.aps.set_xlabel(**self.xlps)
> self.aps.set_ylabel(**self.ylps)
>
> if Bhv == 'Traj':
>
>
> niter=int(self.cFrame.stDico['n iter'].get())
> jb = self.cFrame.TrajJacob.get()
> if jb:
> lj = float(self.cFrame.TJDirlStr.get())
> hj = float(self.cFrame.TJDirhderStr.get())
> jnb = self.cFrame.nTrajJacob.get()
> if jnb:
> ljn = float(self.cFrame.nTJDirlStr.get())
> hjn = float(self.cFrame.nTJDirhderStr.get())
>
> v = np.array([event.xdata,event.ydata])
> s = [v]
> if jb: sj = [Jacob(v,hj,utils.dfridr)]
> if jnb: sjn = [Jacob(v,hjn,utils.dfridr)]
> for i in xrange(0,niter):
> u = pm.Map(v)
> s.append(u)
> v = u
> if jb: sj.append(Jacob(v,hj,utils.dfridr))
> if jnb: sjn.append(np.dot(sjn[-1],Jacob(v,hjn,utils.dfridr)))
> w = np.vstack(s)
> line = lines.Line2D(w[:,0],w[:,1],color='b')
> if jb:
> for i in xrange(len(sj)):
> J = sj[i]
> v = s[i]
> (lr,vr) = eig(J,right=True)
> if reduce(lambda x,y : (np.abs(x)-1.)*(np.abs(y)-1.),lr)
> >= 0:
> print 'Problem : The point '+str(i+1)+' is not
> hyperbolic'
> print 'J=',J
> print 'l=',lr
> else:
> if abs(lr[0]) < 1.:
> u1 = vr[:,0]
> u2 = vr[:,1]
> else:
> u1 = vr[:,1]
> u2 = vr[:,0]
> ul1 = np.vstack([v-lj*u1,v+lj*u1])
> ul2 = np.vstack([v-lj*u2,v+lj*u2])
> line1 = lines.Line2D(ul1[:,0],ul1[:,1],color='b')
> line2 = lines.Line2D(ul2[:,0],ul2[:,1],color='r')
> self.aps.add_line(line1)
> self.aps.add_line(line2)
> if jnb:
> for i in xrange(len(sjn)):
> J = sjn[i]
> v = s[i]
> (lr,vr) = eig(J,right=True)
> if reduce(lambda x,y : (np.abs(x)-1.)*(np.abs(y)-1.),lr)
> >= 0:
> print 'Problem : The traj '+str(i+1)+' is not
> hyperbolic'
> print 'J=',J
> print 'l=',lr
> else:
> if abs(lr[0]) < 1.:
> u1 = vr[:,0]
> u2 = vr[:,1]
> else:
> u1 = vr[:,1]
> u2 = vr[:,0]
> ul1 = np.vstack([v-ljn*u1,v+ljn*u1])
> ul2 = np.vstack([v-ljn*u2,v+ljn*u2])
> line1 = lines.Line2D(ul1[:,0],ul1[:,1],color='g')
> line2 = lines.Line2D(ul2[:,0],ul2[:,1],color='m')
> self.aps.add_line(line1)
> self.aps.add_line(line2)
>
> elif Bhv == '1it':
> v = np.array([event.xdata,event.ydata])
> u = pm.Map(v)
> w = np.vstack([v,u])
> line = lines.Line2D(w[:,0],w[:,1],
> linestyle='None',
> marker='+',
> markersize=10.,
> color='k')
> elif Bhv == 'Preim':
>
> xmin=float(self.cFrame.stDico['pixmin'].get())
> xmax=float(self.cFrame.stDico['pixmax'].get())
> pmin=float(self.cFrame.stDico['pipmin'].get())
> pmax=float(self.cFrame.stDico['pipmax'].get())
> nx=int(self.cFrame.stDico['pinx'].get())
> ny=int(self.cFrame.stDico['pinp'].get())
> tol=float(self.cFrame.stDico['pitol'].get())
> it=int(self.cFrame.stDico['piter'].get())
> al=float(self.cFrame.stDico['pialpha'].get())
> npim = self.cFrame.preimmVar.get()
>
> v = np.array([event.xdata,event.ydata])
> u = preMap(npim,v,xmin,xmax,pmin,pmax,nx,ny,tol,it,al)
> if u != None:
> w = np.vstack([v,u])
> else:
> w = v
> w.shape = 1,2
> line = lines.Line2D(w[:,0],w[:,1],
> linestyle='None',
> marker='+',
> markersize=10.,
> color='k')
> elif Bhv == 'Jacob':
> l = float(self.cFrame.DirlStr.get())
> h = float(self.cFrame.DirhderStr.get())
> v = np.array([event.xdata,event.ydata])
> J = Jacob(v,h,utils.dfridr)
> (lr,vr) = eig(J,right=True)
> if reduce(lambda x,y : (np.abs(x)-1.)*(np.abs(y)-1.),lr) >= 0:
> print 'Problem : The point is not hyperbolic'
> print 'J=',J
> print 'l=',lr
> return
> if abs(lr[0]) < 1.:
> u1 = vr[:,0]
> u2 = vr[:,1]
> else:
> u1 = vr[:,1]
> u2 = vr[:,0]
> ul1 = np.vstack([v-l*u1,v+l*u1])
> ul2 = np.vstack([v-l*u2,v+l*u2])
> line = lines.Line2D(ul1[:,0],ul1[:,1],color='b')
> line1 = lines.Line2D(ul2[:,0],ul2[:,1],color='r')
> self.aps.add_line(line1)
>
>
> self.aps.add_line(line)
> # self.aps.set_title(self.tlps)
> # self.aps.set_xlabel(**self.xlps)
> # self.aps.set_ylabel(**self.ylps)
> self.aps.redraw_in_frame()
> self.canvasps.blit()
>
> def onpsrelease(self,event):
> self.press = False
> self.aps.clear()
> # self.aps.cla()
> for l in self.psLin:
> self.aps.add_line(l)
> self.aps.set_title(self.tlps)
> self.aps.set_xlabel(**self.xlps)
> self.aps.set_ylabel(**self.ylps)
> self.aps.redraw_in_frame()
> self.canvasps.blit()
> # end
>
> I don't know if it is a bug or something else but thank you in advance if you
> can help me.
>
> Jonathan
>
>
> ------------------------------------------------------------------------------
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------------------------------------------------------------------------------
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vendors submitting new applications to BlackBerry App World(TM) will have
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