modelpage.py @ ea20505

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload

Last change on this file since ea20505 was ea20505, checked in by Mathieu Doucet <doucetm@…>, 15 years ago
Fixed obvious bug with the choice of number of points for models plotted in 1D. 2d plots not fixed: see ticket for details.
Property mode set to `100644`
File size: 16.3 KB

Line
1	import sys
2	import wx
3	import wx.lib
4	import numpy
5	import copy
6
7	from sans.guicomm.events import StatusEvent
8	(ModelEventbox, EVT_MODEL_BOX) = wx.lib.newevent.NewEvent()
9	_BOX_WIDTH = 80
10
11	def format_number(value, high=False):
12	"""
13	Return a float in a standardized, human-readable formatted string
14	"""
15	try:
16	value = float(value)
17	except:
18	print "returning 0"
19	return "0"
20
21	if high:
22	return "%-6.4g" % value
23	else:
24	return "%-5.3g" % value
25
26
27	class ModelPage(wx.ScrolledWindow):
28	"""
29	FitPanel class contains fields allowing to display results when
30	fitting a model and one data
31	@note: For Fit to be performed the user should check at least one parameter
32	on fit Panel window.
33
34	"""
35	## Internal name for the AUI manager
36	window_name = "Fit page"
37	## Title to appear on top of the window
38	window_caption = "Fit Page"
39
40
41	def __init__(self, parent,model,name, args, *kwargs):
42	wx.ScrolledWindow.__init__(self, parent, args, *kwargs)
43	"""
44	Initialization of the Panel
45	"""
46	#self.scroll = wx.ScrolledWindow(self)
47	self.manager = None
48	self.parent = parent
49	self.event_owner=None
50	#panel interface
51	self.vbox = wx.BoxSizer(wx.VERTICAL)
52	self.sizer3 = wx.GridBagSizer(5,5)
53	self.sizer1 = wx.GridBagSizer(5,5)
54	self.sizer2 = wx.GridBagSizer(5,5)
55	self.sizer4 = wx.GridBagSizer(5,5)
56	self.sizer5 = wx.GridBagSizer(5,5)
57	self.static_line_1 = wx.StaticLine(self, -1)
58	self.modelbox = wx.ComboBox(self, -1)
59	id = wx.NewId()
60	self.vbox.Add(self.sizer3)
61	self.vbox.Add(self.sizer1)
62	self.vbox.Add(self.sizer2)
63	self.vbox.Add(self.static_line_1, 0, wx.EXPAND, 0)
64	self.vbox.Add(self.sizer5)
65	self.vbox.Add(self.sizer4)
66
67	id = wx.NewId()
68	self.btClose =wx.Button(self,id,'Close')
69	self.btClose.Bind(wx.EVT_BUTTON, self.onClose,id=id)
70	self.btClose.SetToolTipString("Close page.")
71	ix = 1
72	iy = 1
73	self.sizer4.Add(wx.StaticText(self, -1, 'Min'),(iy, ix),(1,1),\
74	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
75	ix += 1
76	self.sizer4.Add(wx.StaticText(self, -1, 'Max'),(iy, ix),(1,1),\
77	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
78	ix += 1
79	self.sizer4.Add(wx.StaticText(self, -1, 'Npts'),(iy, ix),(1,1),\
80	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
81	ix = 0
82	iy += 1
83	self.sizer4.Add(wx.StaticText(self, -1, 'x range'),(iy, ix),(1,1),\
84	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
85	## Q range
86	self.qmin= 0.001
87	self.qmax= 0.1
88	self.num_points= 100
89
90	ix += 1
91	self.xmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
92	self.xmin.SetValue(format_number(self.qmin))
93	self.xmin.SetToolTipString("Minimun value of x in linear scale.")
94	self.xmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
95	self.xmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
96	self.sizer4.Add(self.xmin,(iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
97
98
99	ix += 1
100	self.xmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
101	self.xmax.SetValue(format_number(self.qmax))
102	self.xmax.SetToolTipString("Maximum value of x in linear scale.")
103	self.xmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
104	self.xmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
105	self.sizer4.Add(self.xmax,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
106	ix += 1
107	self.npts = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
108	self.npts.SetValue(format_number(self.num_points))
109	self.npts.SetToolTipString("Number of point to plot.")
110	self.npts.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
111	self.npts.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
112
113	self.sizer4.Add(self.npts,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
114	ix = 0
115	iy += 1
116	self.sizer4.Add((20,20),(iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
117	ix +=3
118	self.sizer4.Add( self.btClose,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
119	ix = 0
120	iy = 1
121	self.sizer3.Add(wx.StaticText(self,-1,'Model'),(iy,ix),(1,1)\
122	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
123	ix += 1
124	self.sizer3.Add(self.modelbox,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
125	#ix = 0
126	#iy += 1
127	ix += 1
128	id = wx.NewId()
129	self.model_view =wx.Button(self,id,'View 2D')
130	self.model_view.Bind(wx.EVT_BUTTON, self.onModel2D,id=id)
131	self.model_view.SetToolTipString("View model in 2D")
132	self.sizer3.Add(self.model_view,(iy,ix),(1,1),\
133	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
134	# contains link between model ,all its parameters, and panel organization
135	self.parameters=[]
136	#contains link between a model and selected parameters to fit
137	self.param_toFit=[]
138	# model on which the fit would be performed
139	self.model=model
140	try:
141	#print"init modelpage",model.name
142	self.set_panel(model)
143	except:
144	raise
145	# preview selected model name
146	self.prevmodel_name=name
147	#print "model view prev_model",name
148	self.modelbox.SetValue(self.prevmodel_name)
149	# flag to check if the user has selected a new model in the combox box
150	self.model_hasChanged=False
151	#dictionary of model name and model class
152	self.model_list_box={}
153
154	#enable model 2D draw
155	self.enable2D= False
156	# Data1D to make a deep comparison between 2 Data1D for checking data
157	#change
158	self.vbox.Layout()
159	self.vbox.Fit(self)
160
161	self.SetSizer(self.vbox)
162	self.SetScrollbars(20,20,55,40)
163	self.Centre()
164
165
166	def onClose(self,event):
167	""" close the page associated with this panel"""
168	self.GrandParent.onClose()
169
170	def set_owner(self,owner):
171	"""
172	set owner of fitpage
173	@param owner: the class responsible of plotting
174	"""
175	self.event_owner=owner
176
177
178	def set_manager(self, manager):
179	"""
180	set panel manager
181	@param manager: instance of plugin fitting
182	"""
183	self.manager = manager
184
185	def onModel2D(self, event):
186	"""
187	call manager to plot model in 2D
188	"""
189	if self.enable2D== True:
190	print "modelpage already plot",
191	# If the 2D display is not currently enabled, plot the model in 2D
192	# and set the enable2D flag.
193	if self.enable2D==False:
194	self.enable2D=True
195	self.manager.draw_model(model=self.model,
196	name=self.model.name,
197	description=None,
198	enable2D=self.enable2D,
199	qmin=float(self.qmin),
200	qmax=float(self.qmax))
201
202
203	def populate_box(self, dict):
204	"""
205	Populate each combox box of each page
206	@param page: the page to populate
207	"""
208	id=0
209	self.model_list_box=dict
210	list_name=[]
211	for item in self.model_list_box.itervalues():
212	name = item.__name__
213	if hasattr(item, "name"):
214	name = item.name
215	list_name.append(name)
216	list_name.sort()
217	for name in list_name:
218	self.modelbox.Insert(name,int(id))
219	id+=1
220	wx.EVT_COMBOBOX(self.modelbox,-1, self._on_select_model)
221	return 0
222
223
224
225	def _on_select_model(self,event):
226	"""
227	react when a model is selected from page's combo box
228	post an event to its owner to draw an appropriate theory
229	"""
230	self.model_view.SetFocus()
231	for item in self.model_list_box.itervalues():
232	name = item.__name__
233	if hasattr(item, "name"):
234	name = item.name
235	if name ==event.GetString():
236	model=item()
237	#print "fitpage: _on_select_model model name",name ,event.GetString()
238	self.model= model
239	self.set_panel(model)
240	print "name in model page", name,event.GetString()
241	self.name= name
242	self.manager.draw_model(model, name)
243
244
245
246	def get_model_box(self):
247	""" return reference to combox box self.model"""
248	return self.modelbox
249
250
251	def get_param_list(self):
252	"""
253	@return self.param_toFit: list containing references to TextCtrl
254	checked.Theses TextCtrl will allow reference to parameters to fit.
255	@raise: if return an empty list of parameter fit will nnote work
256	properly so raise ValueError,"missing parameter to fit"
257	"""
258	if self.param_toFit !=[]:
259	return self.param_toFit
260	else:
261	raise ValueError,"missing parameter to fit"
262
263
264	def set_panel(self,model):
265	"""
266	Build the panel from the model content
267	@param model: the model selected in combo box for fitting purpose
268	"""
269
270	self.sizer2.Clear(True)
271	self.sizer1.Clear(True)
272	self.sizer5.Clear(True)
273	self.parameters = []
274	self.param_toFit=[]
275	self.model = model
276	keys = self.model.getParamList()
277	keys.sort()
278	description=None
279	if hasattr(self.model,'description'):
280	description =model.description
281	disp_list=self.model.getDispParamList()
282	ip=0
283	iq=1
284	if len(disp_list)>0:
285	disp = wx.StaticText(self, -1, 'Dispersion')
286	self.sizer5.Add(disp,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
287	ip += 1
288	values = wx.StaticText(self, -1, 'Values')
289	self.sizer5.Add(values,( iq, ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
290
291	disp_list.sort()
292	#print "went here",self.model.name,model.description
293	iy = 1
294	ix = 0
295	self.cb0 = wx.StaticText(self, -1,'Model Description:')
296	self.sizer1.Add(self.cb0,(iy, ix),(1,1),\
297	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
298	iy += 1
299
300	self.cb01 = wx.StaticText(self, -1,str(description),style=wx.ALIGN_LEFT)
301	self.cb01.Wrap(400)
302	#self.cb01 = wx.StaticText(self, -1,str(description),(45, 25),style=wx.ALIGN_LEFT)
303
304	self.sizer1.Add(self.cb01,(iy, ix),(1,1),\
305	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
306	ix = 0
307	iy = 1
308	self.cb1 = wx.StaticText(self, -1,'Parameters')
309	self.sizer2.Add(self.cb1,(iy, ix),(1,1),\
310	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
311	ix +=1
312	self.text2_2 = wx.StaticText(self, -1, 'Values')
313	self.sizer2.Add(self.text2_2,(iy, ix),(1,1),\
314	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
315	ix +=1
316	self.text2_4 = wx.StaticText(self, -1, 'Units')
317	self.sizer2.Add(self.text2_4,(iy, ix),(1,1),\
318	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
319	self.text2_4.Hide()
320	for item in keys:
321	if not item in disp_list:
322	iy += 1
323	ix = 0
324	cb=wx.StaticText(self, -1, item)
325	self.sizer2.Add( cb,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
326	ix += 1
327	value= self.model.getParam(item)
328	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
329	ctl1.SetValue(str (format_number(value)))
330	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
331	ctl1.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
332	self.sizer2.Add(ctl1, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
333	ix +=1
334
335	# Units
336	try:
337	units = wx.StaticText(self, -1, self.model.details[item][0], style=wx.ALIGN_LEFT)
338	except:
339	units = wx.StaticText(self, -1, "", style=wx.ALIGN_LEFT)
340	self.sizer2.Add(units, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
341	else:
342	ip = 0
343	iq += 1
344	cb = wx.CheckBox(self, -1, item, (10, 10))
345	cb.SetValue(False)
346	self.sizer5.Add( cb,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
347	wx.EVT_CHECKBOX(self, cb.GetId(), self._on_select_model)
348
349	ip += 1
350	value= self.model.getParam(item)
351	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
352	ctl1.SetValue(str (format_number(value)))
353	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
354	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
355	self.sizer5.Add(ctl1, (iq,ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
356	#save data
357	self.parameters.append([cb,ctl1])
358	iy+=1
359	self.sizer2.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
360
361	#Display units text on panel
362	for item in keys:
363	if self.model.details[item][0]!='':
364	self.text2_4.Show()
365	break
366	else:
367	self.text2_4.Hide()
368	self.vbox.Layout()
369	self.GrandParent.GetSizer().Layout()
370
371
372	def _onparamEnter(self,event):
373	"""
374	when enter value on panel redraw model according to changed
375	"""
376	self.set_model_parameter()
377
378	def set_model_parameter(self):
379	if len(self.parameters) !=0 and self.model !=None:
380	# Flag to register when a parameter has changed.
381	is_modified = False
382	for item in self.parameters:
383	try:
384	name=str(item[0].GetLabelText())
385	value= float(item[1].GetValue())
386	# If the value of the parameter has changed,
387	# update the model and set the is_modified flag
388	if value != self.model.getParam(name):
389	self.model.setParam(name,value)
390	is_modified = True
391	except:
392	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
393	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
394
395	# Here we should check whether the boundaries have been modified.
396	# If qmin and qmax have been modified, update qmin and qmax and
397	# set the is_modified flag to True
398	if float(self.xmin.GetValue()) != self.qmin:
399	self.qmin = float(self.xmin.GetValue())
400	is_modified = True
401	if float(self.xmax.GetValue()) != self.qmax:
402	self.qmax = float(self.xmax.GetValue())
403	is_modified = True
404
405	if float(self.npts.GetValue()) != self.num_points:
406	self.num_points = float(self.npts.GetValue())
407	is_modified = True
408
409
410	if is_modified:
411	self.manager.draw_model(self.model, self.model.name,
412	qmin=self.qmin, qmax=self.qmax,
413	qstep= self.num_points,
414	enable2D=self.enable2D)
415	#self.manager.draw_model(self,model,description=None,
416	# enable1D=True,qmin=None,qmax=None, qstep=None)
417
418
419
420
421

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source: sasview/sansview/perspectives/fitting/modelpage.py @ ea20505

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