modelpage.py @ 9c648c7

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 9c648c7 was 32673ac, checked in by Gervaise Alina <gervyh@…>, 16 years ago
working on the view2D button
Property mode set to `100644`
File size: 17.0 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	def set_range(self, qmin, qmax, npts):
166	"""
167	Set the range for the plotted models
168	@param qmin: minimum Q
169	@param qmax: maximum Q
170	@param npts: number of Q bins
171	"""
172	# Set the data members
173	self.qmin = qmin
174	self.qmax = qmax
175	self.num_points = npts
176
177	# Set the controls
178	self.xmin.SetValue(format_number(self.qmin))
179	self.xmax.SetValue(format_number(self.qmax))
180	self.npts.SetValue(format_number(self.num_points))
181
182	def onClose(self,event):
183	""" close the page associated with this panel"""
184	self.GrandParent.onClose()
185
186	def set_owner(self,owner):
187	"""
188	set owner of fitpage
189	@param owner: the class responsible of plotting
190	"""
191	self.event_owner=owner
192
193
194	def set_manager(self, manager):
195	"""
196	set panel manager
197	@param manager: instance of plugin fitting
198	"""
199	self.manager = manager
200
201	def onModel2D(self, event):
202	"""
203	call manager to plot model in 2D
204	"""
205	# If the 2D display is not currently enabled, plot the model in 2D
206	# and set the enable2D flag.
207	if self.enable2D==False:
208	self.enable2D=True
209	self._draw_model()
210	else:
211	self.manager.menu1.Append(event_id, new_panel.window_caption,
212	"Show %s plot panel" % new_panel.window_caption)
213
214	def populate_box(self, dict):
215	"""
216	Populate each combox box of each page
217	@param page: the page to populate
218	"""
219	id=0
220	self.model_list_box=dict
221	list_name=[]
222	for item in self.model_list_box.itervalues():
223	name = item.__name__
224	if hasattr(item, "name"):
225	name = item.name
226	list_name.append(name)
227	list_name.sort()
228	for name in list_name:
229	self.modelbox.Insert(name,int(id))
230	id+=1
231	wx.EVT_COMBOBOX(self.modelbox,-1, self._on_select_model)
232	return 0
233
234	def select_model(self, model):
235	"""
236	Select a new model
237	@param model: model object
238	"""
239	self.model= model
240	self.set_panel(model)
241	self._draw_model()
242
243	# Select the model from the combo box
244	items = self.modelbox.GetItems()
245	for i in range(len(items)):
246	if items[i]==model.__class__.__name__:
247	self.modelbox.SetSelection(i)
248
249	def _on_select_model(self,event):
250	"""
251	react when a model is selected from page's combo box
252	post an event to its owner to draw an appropriate theory
253	"""
254	self.model_view.SetFocus()
255	for item in self.model_list_box.itervalues():
256	name = item.__name__
257	if hasattr(item, "name"):
258	name = item.name
259	if name ==event.GetString():
260	model=item()
261	self.model= model
262	self.set_panel(model)
263	self.name= name
264	#self.manager.draw_model(model, name)
265	self._draw_model()
266
267
268	def get_model_box(self):
269	""" return reference to combox box self.model"""
270	return self.modelbox
271
272
273	def get_param_list(self):
274	"""
275	@return self.param_toFit: list containing references to TextCtrl
276	checked.Theses TextCtrl will allow reference to parameters to fit.
277	@raise: if return an empty list of parameter fit will nnote work
278	properly so raise ValueError,"missing parameter to fit"
279	"""
280	if self.param_toFit !=[]:
281	return self.param_toFit
282	else:
283	raise ValueError,"missing parameter to fit"
284
285
286	def set_panel(self,model):
287	"""
288	Build the panel from the model content
289	@param model: the model selected in combo box for fitting purpose
290	"""
291
292	self.sizer2.Clear(True)
293	self.sizer1.Clear(True)
294	self.sizer5.Clear(True)
295	self.parameters = []
296	self.param_toFit=[]
297	self.model = model
298	keys = self.model.getParamList()
299	keys.sort()
300	description=None
301	if hasattr(self.model,'description'):
302	description =model.description
303	disp_list=self.model.getDispParamList()
304	ip=0
305	iq=1
306	if len(disp_list)>0:
307	disp = wx.StaticText(self, -1, 'Dispersion')
308	self.sizer5.Add(disp,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
309	ip += 1
310	values = wx.StaticText(self, -1, 'Values')
311	self.sizer5.Add(values,( iq, ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
312
313	disp_list.sort()
314	#print "went here",self.model.name,model.description
315	iy = 1
316	ix = 0
317	self.cb0 = wx.StaticText(self, -1,'Model Description:')
318	self.sizer1.Add(self.cb0,(iy, ix),(1,1),\
319	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
320	iy += 1
321
322	self.cb01 = wx.StaticText(self, -1,str(description),style=wx.ALIGN_LEFT)
323	self.cb01.Wrap(400)
324	#self.cb01 = wx.StaticText(self, -1,str(description),(45, 25),style=wx.ALIGN_LEFT)
325
326	self.sizer1.Add(self.cb01,(iy, ix),(1,1),\
327	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
328	ix = 0
329	iy = 1
330	self.cb1 = wx.StaticText(self, -1,'Parameters')
331	self.sizer2.Add(self.cb1,(iy, ix),(1,1),\
332	wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
333	ix +=1
334	self.text2_2 = wx.StaticText(self, -1, 'Values')
335	self.sizer2.Add(self.text2_2,(iy, ix),(1,1),\
336	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
337	ix +=1
338	self.text2_4 = wx.StaticText(self, -1, 'Units')
339	self.sizer2.Add(self.text2_4,(iy, ix),(1,1),\
340	wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
341	self.text2_4.Hide()
342	for item in keys:
343	if not item in disp_list:
344	iy += 1
345	ix = 0
346	cb=wx.StaticText(self, -1, item)
347	self.sizer2.Add( cb,( iy, ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
348	ix += 1
349	value= self.model.getParam(item)
350	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
351	ctl1.SetValue(str (format_number(value)))
352	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
353	ctl1.Bind(wx.EVT_TEXT_ENTER, self._onparamEnter)
354	self.sizer2.Add(ctl1, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
355	ix +=1
356
357	# Units
358	try:
359	units = wx.StaticText(self, -1, self.model.details[item][0], style=wx.ALIGN_LEFT)
360	except:
361	units = wx.StaticText(self, -1, "", style=wx.ALIGN_LEFT)
362	self.sizer2.Add(units, (iy,ix),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
363	else:
364	ip = 0
365	iq += 1
366	cb=wx.StaticText(self, -1, item)
367	self.sizer5.Add( cb,( iq, ip),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
368	wx.EVT_CHECKBOX(self, cb.GetId(), self._on_select_model)
369
370	ip += 1
371	value= self.model.getParam(item)
372	ctl1 = wx.TextCtrl(self, -1, size=(_BOX_WIDTH,20), style=wx.TE_PROCESS_ENTER)
373	ctl1.SetValue(str (format_number(value)))
374	ctl1.Bind(wx.EVT_KILL_FOCUS, self._onparamEnter)
375	ctl1.Bind(wx.EVT_TEXT_ENTER,self._onparamEnter)
376	self.sizer5.Add(ctl1, (iq,ip),(1,1), wx.EXPAND\|wx.ADJUST_MINSIZE, 0)
377	#save data
378	self.parameters.append([cb,ctl1])
379	iy+=1
380	self.sizer2.Add((20,20),(iy,ix),(1,1), wx.LEFT\|wx.EXPAND\|wx.ADJUST_MINSIZE, 15)
381
382	#Display units text on panel
383	for item in keys:
384	if self.model.details[item][0]!='':
385	self.text2_4.Show()
386	break
387	else:
388	self.text2_4.Hide()
389	self.vbox.Layout()
390	self.GrandParent.GetSizer().Layout()
391
392
393	def _onparamEnter(self,event):
394	"""
395	when enter value on panel redraw model according to changed
396	"""
397	self.set_model_parameter()
398
399	def set_model_parameter(self):
400	if len(self.parameters) !=0 and self.model !=None:
401	# Flag to register when a parameter has changed.
402	is_modified = False
403	for item in self.parameters:
404	try:
405	name=str(item[0].GetLabelText())
406	value= float(item[1].GetValue())
407	# If the value of the parameter has changed,
408	# update the model and set the is_modified flag
409	if value != self.model.getParam(name):
410	self.model.setParam(name,value)
411	is_modified = True
412	except:
413	wx.PostEvent(self.parent.GrandParent, StatusEvent(status=\
414	"Model Drawing Error:wrong value entered : %s"% sys.exc_value))
415
416	# Here we should check whether the boundaries have been modified.
417	# If qmin and qmax have been modified, update qmin and qmax and
418	# set the is_modified flag to True
419	if float(self.xmin.GetValue()) != self.qmin:
420	self.qmin = float(self.xmin.GetValue())
421	is_modified = True
422	if float(self.xmax.GetValue()) != self.qmax:
423	self.qmax = float(self.xmax.GetValue())
424	is_modified = True
425
426	if float(self.npts.GetValue()) != self.num_points:
427	self.num_points = float(self.npts.GetValue())
428	is_modified = True
429
430	if is_modified:
431	self._draw_model()
432
433	def _draw_model(self):
434	"""
435	Method to draw or refresh a plotted model.
436	The method will use the data member from the model page
437	to build a call to the fitting perspective manager.
438
439	[Note to coder: This way future changes will be done in only one place.]
440	"""
441	self.manager.draw_model(self.model, self.model.name,
442	qmin=self.qmin, qmax=self.qmax,
443	qstep= self.num_points,
444	enable2D=self.enable2D)
445
446
447

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source: sasview/sansview/perspectives/fitting/modelpage.py @ 9c648c7

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