modelpage.py @ 24ea33c

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 24ea33c was 24ea33c, checked in by Mathieu Doucet <doucetm@…>, 15 years ago
Fixed 1D and 2D model update problem. 2D models will no longer be recalculated when the "View 2D" button is clicked twice in a row and no parameter has changed.
Property mode set to `100644`
File size: 15.3 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 += 2
76	self.sizer4.Add(wx.StaticText(self, -1, 'Max'),(iy, ix),(1,1),\
77	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
78	ix = 0
79	iy += 1
80	self.sizer4.Add(wx.StaticText(self, -1, 'x range'),(iy, ix),(1,1),\
81	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
82	## Q range
83	self.qmin= 0.001
84	self.qmax= 0.1
85
86	ix += 1
87	self.xmin = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
88	self.xmin.SetValue(format_number(self.qmin))
89	self.xmin.SetToolTipString("Minimun value of x in linear scale.")
90	self.xmin.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
91	self.xmin.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
92	self.sizer4.Add(self.xmin,(iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
93
94
95	ix += 2
96	self.xmax = wx.TextCtrl(self, -1,size=(_BOX_WIDTH,20))
97	self.xmax.SetValue(format_number(self.qmax))
98	self.xmax.SetToolTipString("Maximum value of x in linear scale.")
99	self.xmax.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
100	self.xmax.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
101
102	self.sizer4.Add(self.xmax,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
103	ix = 0
104	iy += 1
105	self.sizer4.Add((20,20),(iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
106	ix +=3
107	self.sizer4.Add( self.btClose,(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
108	ix = 0
109	iy = 1
110	self.sizer3.Add(wx.StaticText(self,-1,'Model'),(iy,ix),(1,1)\
111	, wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
112	ix += 1
113	self.sizer3.Add(self.modelbox,(iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
114	#ix = 0
115	#iy += 1
116	ix += 1
117	id = wx.NewId()
118	self.model_view =wx.Button(self,id,'View 2D')
119	self.model_view.Bind(wx.EVT_BUTTON, self.onModel2D,id=id)
120	self.model_view.SetToolTipString("View model in 2D")
121	self.sizer3.Add(self.model_view,(iy,ix),(1,1),\
122	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
123	# contains link between model ,all its parameters, and panel organization
124	self.parameters=[]
125	#contains link between a model and selected parameters to fit
126	self.param_toFit=[]
127	# model on which the fit would be performed
128	self.model=model
129	try:
130	#print"init modelpage",model.name
131	self.set_panel(model)
132	except:
133	raise
134	# preview selected model name
135	self.prevmodel_name=name
136	self.modelbox.SetValue(self.prevmodel_name)
137	# flag to check if the user has selected a new model in the combox box
138	self.model_hasChanged=False
139	#dictionary of model name and model class
140	self.model_list_box={}
141
142	#enable model 2D draw
143	self.enable2D= False
144	# Data1D to make a deep comparison between 2 Data1D for checking data
145	#change
146	self.vbox.Layout()
147	self.vbox.Fit(self)
148
149	self.SetSizer(self.vbox)
150	self.SetScrollbars(20,20,55,40)
151	self.Centre()
152
153
154	def onClose(self,event):
155	""" close the page associated with this panel"""
156	self.GrandParent.onClose()
157
158	def set_owner(self,owner):
159	"""
160	set owner of fitpage
161	@param owner: the class responsible of plotting
162	"""
163	self.event_owner=owner
164
165
166	def set_manager(self, manager):
167	"""
168	set panel manager
169	@param manager: instance of plugin fitting
170	"""
171	self.manager = manager
172
173	def onModel2D(self, event):
174	"""
175	call manager to plot model in 2D
176	"""
177	# If the 2D display is not currently enabled, plot the model in 2D
178	# and set the enable2D flag.
179	if self.enable2D==False:
180	self.enable2D=True
181	self.manager.draw_model(model=self.model,name=self.prevmodel_name,
182	description=None,
183	enable2D=self.enable2D,
184	qmin=float(self.qmin),
185	qmax=float(self.qmax))
186
187	def populate_box(self, dict):
188	"""
189	Populate each combox box of each page
190	@param page: the page to populate
191	"""
192	id=0
193	self.model_list_box=dict
194	list_name=[]
195	for item in self.model_list_box.itervalues():
196	name = item.__name__
197	if hasattr(item, "name"):
198	name = item.name
199	list_name.append(name)
200	list_name.sort()
201	for name in list_name:
202	self.modelbox.Insert(name,int(id))
203	id+=1
204	wx.EVT_COMBOBOX(self.modelbox,-1, self._on_select_model)
205	return 0
206
207
208
209	def _on_select_model(self,event):
210	"""
211	react when a model is selected from page's combo box
212	post an event to its owner to draw an appropriate theory
213	"""
214	#print "modelpage: self.model_list_box ",self.model_list_box
215	for item in self.model_list_box.itervalues():
216	name = item.__name__
217	if hasattr(item, "name"):
218	name = item.name
219	if name ==event.GetString():
220	model=item()
221	#print "fitpage: _on_select_model model name",name ,event.GetString()
222	self.model= model
223	self.set_panel(model)
224	print "name in model page", name,event.GetString()
225	self.name= name
226	self.manager.draw_model(model, name)
227
228
229
230	def get_model_box(self):
231	""" return reference to combox box self.model"""
232	return self.modelbox
233
234
235	def get_param_list(self):
236	"""
237	@return self.param_toFit: list containing references to TextCtrl
238	checked.Theses TextCtrl will allow reference to parameters to fit.
239	@raise: if return an empty list of parameter fit will nnote work
240	properly so raise ValueError,"missing parameter to fit"
241	"""
242	if self.param_toFit !=[]:
243	return self.param_toFit
244	else:
245	raise ValueError,"missing parameter to fit"
246
247
248	def set_panel(self,model):
249	"""
250	Build the panel from the model content
251	@param model: the model selected in combo box for fitting purpose
252	"""
253
254	self.sizer2.Clear(True)
255	self.sizer1.Clear(True)
256	self.sizer5.Clear(True)
257	self.parameters = []
258	self.param_toFit=[]
259	self.model = model
260	keys = self.model.getParamList()
261	keys.sort()
262	description=None
263	if hasattr(self.model,'description'):
264	description =model.description
265	disp_list=self.model.getDispParamList()
266	ip=0
267	iq=1
268	if len(disp_list)>0:
269	disp = wx.StaticText(self, -1, 'Dispersion')
270	self.sizer5.Add(disp,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
271	ip += 1
272	values = wx.StaticText(self, -1, 'Values')
273	self.sizer5.Add(values,( iq, ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
274
275	disp_list.sort()
276	#print "went here",self.model.name,model.description
277	iy = 1
278	ix = 0
279	self.cb0 = wx.StaticText(self, -1,'Model Description:')
280	self.sizer1.Add(self.cb0,(iy, ix),(1,1),\
281	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
282	iy += 1
283
284	self.cb01 = wx.StaticText(self, -1,str(description),style=wx.ALIGN_LEFT)
285	self.cb01.Wrap(400)
286	#self.cb01 = wx.StaticText(self, -1,str(description),(45, 25),style=wx.ALIGN_LEFT)
287
288	self.sizer1.Add(self.cb01,(iy, ix),(1,1),\
289	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
290	ix = 0
291	iy = 1
292	self.cb1 = wx.StaticText(self, -1,'Parameters')
293	self.sizer2.Add(self.cb1,(iy, ix),(1,1),\
294	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
295	ix +=1
296	self.text2_2 = wx.StaticText(self, -1, 'Values')
297	self.sizer2.Add(self.text2_2,(iy, ix),(1,1),\
298	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
299	ix +=1
300	self.text2_4 = wx.StaticText(self, -1, 'Units')
301	self.sizer2.Add(self.text2_4,(iy, ix),(1,1),\
302	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
303	self.text2_4.Hide()
304	for item in keys:
305	if not item in disp_list:
306	iy += 1
307	ix = 0
308	cb=wx.StaticText(self, -1, item)
309	self.sizer2.Add( cb,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
310	ix += 1
311	value= self.model.getParam(item)
312	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
313	ctl1.SetValue(str (format_number(value)))
314	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
315	ctl1.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
316	self.sizer2.Add(ctl1, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
317	ix +=1
318
319	# Units
320	try:
321	units = wx.StaticText(self, -1, self.model.details[item][0], style=wx.ALIGN_LEFT)
322	except:
323	units = wx.StaticText(self, -1, "", style=wx.ALIGN_LEFT)
324	self.sizer2.Add(units, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
325	else:
326	ip = 0
327	iq += 1
328	cb = wx.CheckBox(self, -1, item, (10, 10))
329	cb.SetValue(False)
330	self.sizer5.Add( cb,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
331	wx.EVT_CHECKBOX(self, cb.GetId(), self._on_select_model)
332
333	ip += 1
334	value= self.model.getParam(item)
335	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
336	ctl1.SetValue(str (format_number(value)))
337	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
338	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
339	self.sizer5.Add(ctl1, (iq,ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
340	#save data
341	self.parameters.append([cb,ctl1])
342	iy+=1
343	self.sizer2.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
344
345	#Display units text on panel
346	for item in keys:
347	if self.model.details[item][0]!='':
348	self.text2_4.Show()
349	break
350	else:
351	self.text2_4.Hide()
352	self.vbox.Layout()
353	self.GrandParent.GetSizer().Layout()
354
355
356	def _onparamEnter(self,event):
357	"""
358	when enter value on panel redraw model according to changed
359	"""
360	self.set_model_parameter()
361
362	def set_model_parameter(self):
363	if len(self.parameters) !=0 and self.model !=None:
364	# Flag to register when a parameter has changed.
365	is_modified = False
366	for item in self.parameters:
367	try:
368	name=str(item[0].GetLabelText())
369	value= float(item[1].GetValue())
370	# If the value of the parameter has changed,
371	# update the model and set the is_modified flag
372	if value != self.model.getParam(name):
373	self.model.setParam(name,value)
374	is_modified = True
375	except:
376	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
377	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
378
379	# Here we should check whether the boundaries have been modified.
380	# If qmin and qmax have been modified, update qmin and qmax and
381	# set the is_modified flag to True
382	if float(self.xmin.GetValue()) != self.qmin:
383	self.qmin = float(self.xmin.GetValue())
384	is_modified = True
385	if float(self.xmax.GetValue()) != self.qmax:
386	self.qmax = float(self.xmax.GetValue())
387	is_modified = True
388
389	if is_modified:
390	self.manager.draw_model(self.model, self.model.name,
391	qmin=self.qmin, qmax=self.qmax,
392	enable2D=self.enable2D)
393	#self.manager.draw_model(self,model,description=None,
394	# enable1D=True,qmin=None,qmax=None, qstep=None)
395
396
397
398
399

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source: sasview/sansview/perspectives/fitting/modelpage.py @ 24ea33c

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