invariant_details.py @ bacc04b

Last change on this file since bacc04b was d85c194, checked in by Piotr Rozyczko <piotr.rozyczko@…>, 9 years ago
Remaining modules refactored
Property mode set to `100644`
File size: 22.3 KB

Line
1	"""
2	Invariant panel
3	"""
4	import wx
5	import sys
6
7	from sas.sasgui.guiframe.utils import format_number
8	from invariant_widgets import OutputTextCtrl
9	# Dimensions related to chart
10	RECTANGLE_WIDTH = 400.0
11	RECTANGLE_HEIGHT = 20
12	# Invariant panel size
13	_BOX_WIDTH = 76
14
15	# scale to use for a bar of value zero
16	RECTANGLE_SCALE = 0.0001
17	DEFAULT_QSTAR = 1.0
18
19	if sys.platform.count("win32") > 0:
20	_STATICBOX_WIDTH = 450
21	PANEL_WIDTH = 500
22	PANEL_HEIGHT = 430
23	FONT_VARIANT = 0
24	else:
25	_STATICBOX_WIDTH = 480
26	PANEL_WIDTH = 530
27	PANEL_HEIGHT = 430
28	FONT_VARIANT = 1
29
30	ERROR_COLOR = wx.Colour(255, 0, 0, 128)
31	EXTRAPOLATION_COLOR = wx.Colour(169, 169, 168, 128)
32	INVARIANT_COLOR = wx.Colour(67, 208, 128, 128)
33
34
35	class InvariantContainer(wx.Object):
36	"""
37	This class stores some values resulting resulting from invariant
38	calculations. Given the value of total invariant, this class can also
39	determine the percentage of invariants resulting from extrapolation.
40	"""
41	def __init__(self):
42	# invariant at low range
43	self.qstar_low = None
44	# invariant at low range error
45	self.qstar_low_err = None
46	# invariant
47	self.qstar = None
48	# invariant error
49	self.qstar_err = None
50	# invariant at high range
51	self.qstar_high = None
52	# invariant at high range error
53	self.qstar_high_err = None
54	# invariant total
55	self.qstar_total = None
56	# invariant error
57	self.qstar_total_err = None
58	# scale
59	self.qstar_low_percent = None
60	self.qstar_high_percent = None
61	self.qstar_percent = None
62	# warning message
63	self.existing_warning = False
64	self.warning_msg = "No Details on calculations available...\n"
65
66	def compute_percentage(self):
67	"""
68	Compute percentage of each invariant
69	"""
70	if self.qstar_total is None:
71	self.qstar_percent = None
72	self.qstar_low = None
73	self.qstar_high = None
74	self.check_values()
75	return
76
77	# compute invariant percentage
78	if self.qstar is None:
79	self.qstar_percent = None
80	else:
81	try:
82	self.qstar_percent = float(self.qstar) / float(self.qstar_total)
83	except:
84	self.qstar_percent = 'error'
85	# compute low q invariant percentage
86	if self.qstar_low is None:
87	self.qstar_low_percent = None
88	else:
89	try:
90	self.qstar_low_percent = float(self.qstar_low)\
91	/ float(self.qstar_total)
92	except:
93	self.qstar_low_percent = 'error'
94	# compute high q invariant percentage
95	if self.qstar_high is None:
96	self.qstar_high_percent = None
97	else:
98	try:
99	self.qstar_high_percent = float(self.qstar_high)\
100	/ float(self.qstar_total)
101	except:
102	self.qstar_high_percent = 'error'
103	wx.CallAfter(self.check_values)
104
105	def check_values(self):
106	"""
107	check the validity if invariant
108	"""
109	if self.qstar_total is None and self.qstar is None:
110	self.warning_msg = "Invariant not calculated.\n"
111	return
112	if self.qstar_total == 0:
113	self.existing_warning = True
114	self.warning_msg = "Invariant is zero. \n"
115	self.warning_msg += "The calculations are likely "
116	self.warning_msg += "to be unreliable!\n"
117	return
118	# warning to the user when the extrapolated invariant is greater than %5
119	msg = ''
120	if self.qstar_percent == 'error':
121	try:
122	float(self.qstar)
123	except:
124	self.existing_warning = True
125	msg += 'Error occurred when computing invariant from data.\n '
126	if self.qstar_percent > 1:
127	self.existing_warning = True
128	msg += "Invariant Q contribution is greater "
129	msg += "than 100% .\n"
130	if self.qstar_low_percent == 'error':
131	try:
132	float(self.qstar_low)
133	except:
134	self.existing_warning = True
135	msg += "Error occurred when computing extrapolated invariant"
136	msg += " at low-Q region.\n"
137	elif self.qstar_low_percent is not None:
138	if self.qstar_low_percent >= 0.05:
139	self.existing_warning = True
140	msg += "Extrapolated contribution at Low Q is higher "
141	msg += "than 5% of the invariant.\n"
142	elif self.qstar_low_percent < 0:
143	self.existing_warning = True
144	msg += "Extrapolated contribution at Low Q < 0.\n"
145	elif self.qstar_low_percent > 1:
146	self.existing_warning = True
147	msg += "Extrapolated contribution at Low Q is greater "
148	msg += "than 100% .\n"
149	if self.qstar_high_percent == 'error':
150	try:
151	float(self.qstar_high)
152	except:
153	self.existing_warning = True
154	msg += 'Error occurred when computing extrapolated'
155	msg += ' invariant at high-Q region.\n'
156	elif self.qstar_high_percent is not None:
157	if self.qstar_high_percent >= 0.05:
158	self.existing_warning = True
159	msg += "Extrapolated contribution at High Q is higher "
160	msg += "than 5% of the invariant.\n"
161	elif self.qstar_high_percent < 0:
162	self.existing_warning = True
163	msg += "Extrapolated contribution at High Q < 0.\n"
164	elif self.qstar_high_percent > 1:
165	self.existing_warning = True
166	msg += "Extrapolated contribution at High Q is greater "
167	msg += "than 100% .\n"
168	if (self.qstar_low_percent not in [None, "error"]) and \
169	(self.qstar_high_percent not in [None, "error"])\
170	and self.qstar_low_percent + self.qstar_high_percent >= 0.05:
171	self.existing_warning = True
172	msg += "The sum of all extrapolated contributions is higher "
173	msg += "than 5% of the invariant.\n"
174
175	if self.existing_warning:
176	self.warning_msg = ''
177	self.warning_msg += msg
178	self.warning_msg += "The calculations are likely to be"
179	self.warning_msg += " unreliable!\n"
180	else:
181	self.warning_msg = "No Details on calculations available...\n"
182
183	class InvariantDetailsPanel(wx.Dialog):
184	"""
185	This panel describes proportion of invariants
186	"""
187	def __init__(self, parent=None, id=-1, qstar_container=None,
188	title="Invariant Details",
189	size=(PANEL_WIDTH, PANEL_HEIGHT)):
190	wx.Dialog.__init__(self, parent=parent, id=id, title=title, size=size)
191
192	# Font size
193	self.SetWindowVariant(variant=FONT_VARIANT)
194	self.parent = parent
195	# self.qstar_container
196	self.qstar_container = qstar_container
197	# warning message
198	self.warning_msg = self.qstar_container.warning_msg
199
200	# Define scale of each bar
201	self.low_inv_percent = self.qstar_container.qstar_low_percent
202	self.low_scale = self.get_scale(percentage=self.low_inv_percent,
203	scale_name="Extrapolated at Low Q")
204	self.inv_percent = self.qstar_container.qstar_percent
205	self.inv_scale = self.get_scale(percentage=self.inv_percent,
206	scale_name="Inv in Q range")
207	self.high_inv_percent = self.qstar_container.qstar_high_percent
208	self.high_scale = self.get_scale(percentage=self.high_inv_percent,
209	scale_name="Extrapolated at High Q")
210
211	# Default color the extrapolation bar is grey
212	self.extrapolation_color_low = EXTRAPOLATION_COLOR
213	self.extrapolation_color_high = EXTRAPOLATION_COLOR
214	self.invariant_color = INVARIANT_COLOR
215	# change color of high and low bar when necessary
216	self.set_color_bar()
217	# draw the panel itself
218	self._do_layout()
219	self.set_values()
220
221	def _define_structure(self):
222	"""
223	Define main sizers needed for this panel
224	"""
225	# Box sizers must be defined first before defining buttons/textctrls
226	# (MAC).
227	self.main_sizer = wx.BoxSizer(wx.VERTICAL)
228	# Sizer related to chart
229	chart_box = wx.StaticBox(self, -1, "Invariant Chart")
230	self.chart_sizer = wx.StaticBoxSizer(chart_box, wx.VERTICAL)
231	self.chart_sizer.SetMinSize((PANEL_WIDTH - 50, 110))
232	# Sizer related to invariant values
233	self.invariant_sizer = wx.GridBagSizer(4, 4)
234	invariant_box = wx.StaticBox(self, -1, "Numerical Values")
235	self.invariant_box_sizer = wx.StaticBoxSizer(invariant_box, wx.HORIZONTAL)
236
237	self.invariant_box_sizer.SetMinSize((PANEL_WIDTH - 50, -1))
238	# Sizer related to warning message
239	warning_box = wx.StaticBox(self, -1, "Warning")
240	self.warning_sizer = wx.StaticBoxSizer(warning_box, wx.VERTICAL)
241	self.warning_sizer.SetMinSize((PANEL_WIDTH - 50, -1))
242	# Sizer related to button
243	self.button_sizer = wx.BoxSizer(wx.HORIZONTAL)
244
245	def _layout_shart(self):
246	"""
247	Draw widgets related to chart
248	"""
249	self.panel_chart = wx.Panel(self)
250	self.panel_chart.Bind(wx.EVT_PAINT, self.on_paint)
251	self.chart_sizer.Add(self.panel_chart, 1, wx.EXPAND \| wx.ALL, 0)
252
253	def _layout_invariant(self):
254	"""
255	Draw widgets related to invariant
256	"""
257	uncertainty = "+/-"
258	unit_invariant = '[1/(cm * A^3)]'
259
260	invariant_txt = wx.StaticText(self, -1, 'Q* from Data ')
261	invariant_txt.SetToolTipString("Invariant in the data set's Q range.")
262	self.invariant_tcl = OutputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
263	hint_msg = "Invariant in the data set's Q range."
264	self.invariant_tcl.SetToolTipString(hint_msg)
265	self.invariant_err_tcl = OutputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
266	hint_msg = "Uncertainty on the invariant from data's range."
267	self.invariant_err_tcl.SetToolTipString(hint_msg)
268	invariant_units_txt = wx.StaticText(self, -1, unit_invariant)
269	hint_msg = "Unit of the invariant from data's Q range"
270	invariant_units_txt.SetToolTipString(hint_msg)
271
272	invariant_low_txt = wx.StaticText(self, -1, 'Q* from Low-Q')
273	hint_msg = "Extrapolated invariant from low-Q range."
274	invariant_low_txt.SetToolTipString(hint_msg)
275	self.invariant_low_tcl = OutputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
276	hint_msg = "Extrapolated invariant from low-Q range."
277	self.invariant_low_tcl.SetToolTipString(hint_msg)
278	self.invariant_low_err_tcl = OutputTextCtrl(self, -1,
279	size=(_BOX_WIDTH, -1))
280	hint_msg = "Uncertainty on the invariant from low-Q range."
281	self.invariant_low_err_tcl.SetToolTipString(hint_msg)
282	invariant_low_units_txt = wx.StaticText(self, -1, unit_invariant)
283	hint_msg = "Unit of the extrapolated invariant from low-Q range"
284	invariant_low_units_txt.SetToolTipString(hint_msg)
285
286	invariant_high_txt = wx.StaticText(self, -1, 'Q* from High-Q')
287	hint_msg = "Extrapolated invariant from high-Q range"
288	invariant_high_txt.SetToolTipString(hint_msg)
289	self.invariant_high_tcl = OutputTextCtrl(self, -1,
290	size=(_BOX_WIDTH, -1))
291	hint_msg = "Extrapolated invariant from high-Q range"
292	self.invariant_high_tcl.SetToolTipString(hint_msg)
293	self.invariant_high_err_tcl = OutputTextCtrl(self, -1,
294	size=(_BOX_WIDTH, -1))
295	hint_msg = "Uncertainty on the invariant from high-Q range."
296	self.invariant_high_err_tcl.SetToolTipString(hint_msg)
297	invariant_high_units_txt = wx.StaticText(self, -1, unit_invariant)
298	hint_msg = "Unit of the extrapolated invariant from high-Q range"
299	invariant_high_units_txt.SetToolTipString(hint_msg)
300
301	# Invariant low
302	iy = 0
303	ix = 0
304	self.invariant_sizer.Add(invariant_low_txt, (iy, ix), (1, 1),
305	wx.LEFT \| wx.EXPAND \| wx.ADJUST_MINSIZE, 15)
306	ix += 1
307	self.invariant_sizer.Add(self.invariant_low_tcl, (iy, ix), (1, 1),
308	wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
309	ix += 1
310	self.invariant_sizer.Add(wx.StaticText(self, -1, uncertainty),
311	(iy, ix), (1, 1), wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
312	ix += 1
313	self.invariant_sizer.Add(self.invariant_low_err_tcl, (iy, ix), (1, 1),
314	wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
315	ix += 1
316	self.invariant_sizer.Add(invariant_low_units_txt,
317	(iy, ix), (1, 1), wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
318	# Invariant
319	iy += 1
320	ix = 0
321	self.invariant_sizer.Add(invariant_txt, (iy, ix), (1, 1),
322	wx.LEFT \| wx.EXPAND \| wx.ADJUST_MINSIZE, 15)
323	ix += 1
324	self.invariant_sizer.Add(self.invariant_tcl, (iy, ix), (1, 1),
325	wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
326	ix += 1
327	self.invariant_sizer.Add(wx.StaticText(self, -1, uncertainty),
328	(iy, ix), (1, 1), wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
329	ix += 1
330	self.invariant_sizer.Add(self.invariant_err_tcl, (iy, ix), (1, 1),
331	wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
332	ix += 1
333	self.invariant_sizer.Add(invariant_units_txt,
334	(iy, ix), (1, 1), wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
335	# Invariant high
336	iy += 1
337	ix = 0
338	self.invariant_sizer.Add(invariant_high_txt, (iy, ix), (1, 1),
339	wx.LEFT \| wx.EXPAND \| wx.ADJUST_MINSIZE, 15)
340	ix += 1
341	self.invariant_sizer.Add(self.invariant_high_tcl, (iy, ix), (1, 1),
342	wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
343	ix += 1
344	self.invariant_sizer.Add(wx.StaticText(self, -1, uncertainty),
345	(iy, ix), (1, 1), wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
346	ix += 1
347	self.invariant_sizer.Add(self.invariant_high_err_tcl, (iy, ix), (1, 1),
348	wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
349	ix += 1
350	self.invariant_sizer.Add(invariant_high_units_txt,
351	(iy, ix), (1, 1), wx.EXPAND \| wx.ADJUST_MINSIZE, 0)
352	self.invariant_box_sizer.Add(self.invariant_sizer, 0, wx.TOP \| wx.BOTTOM, 10)
353
354	def _layout_warning(self):
355	"""
356	Draw widgets related to warning
357	"""
358	# Warning [string]
359	self.warning_msg_txt = wx.StaticText(self, -1, self.warning_msg)
360	if self.qstar_container.existing_warning:
361	self.warning_msg_txt.SetForegroundColour('red')
362	self.warning_sizer.AddMany([(self.warning_msg_txt, 0,
363	wx.LEFT \| wx.EXPAND \| wx.ADJUST_MINSIZE, 10)])
364
365	def _layout_button(self):
366	"""
367	Draw widgets related to button
368	"""
369	# Close button
370	id = wx.NewId()
371	button_ok = wx.Button(self, id, "Ok")
372	button_ok.SetToolTipString("Give Details on Computation")
373	self.Bind(wx.EVT_BUTTON, self.on_close, id=id)
374	self.button_sizer.AddMany([((20, 20), 0, wx.LEFT, 350),
375	(button_ok, 0, wx.RIGHT, 10)])
376	def _do_layout(self):
377	"""
378	Draw window content
379	"""
380	self._define_structure()
381	self._layout_shart()
382	self._layout_invariant()
383	self._layout_warning()
384	self._layout_button()
385	self.main_sizer.AddMany([(self.chart_sizer, 0, wx.ALL, 10),
386	(self.invariant_box_sizer, 0, wx.ALL, 10),
387	(self.warning_sizer, 0, wx.ALL, 10),
388	(self.button_sizer, 0, wx.ALL, 10)])
389	self.SetSizer(self.main_sizer)
390
391
392	def set_values(self):
393	"""
394	Set value of txtcrtl
395	"""
396	value = format_number(self.qstar_container.qstar)
397	self.invariant_tcl.SetValue(value)
398	value = format_number(self.qstar_container.qstar_err)
399	self.invariant_err_tcl.SetValue(value)
400	value = format_number(self.qstar_container.qstar_low)
401	self.invariant_low_tcl.SetValue(value)
402	value = format_number(self.qstar_container.qstar_low_err)
403	self.invariant_low_err_tcl.SetValue(value)
404	value = format_number(self.qstar_container.qstar_high)
405	self.invariant_high_tcl.SetValue(value)
406	value = format_number(self.qstar_container.qstar_high_err)
407	self.invariant_high_err_tcl.SetValue(value)
408
409	def get_scale(self, percentage, scale_name='scale'):
410	"""
411	Check scale receive in this panel.
412	"""
413	scale = RECTANGLE_SCALE
414	try:
415	if percentage in [None, 0.0, "error"]:
416	scale = RECTANGLE_SCALE
417	return scale
418	elif percentage < 0:
419	scale = RECTANGLE_SCALE
420	return scale
421	scale = float(percentage)
422	except:
423	scale = RECTANGLE_SCALE
424	self.warning_msg += "Recieve an invalid scale for %s\n"
425	self.warning_msg += "check this value : %s\n" % str(percentage)
426	return scale
427
428	def set_color_bar(self):
429	"""
430	Change the color for low and high bar when necessary
431	"""
432	self.extrapolation_color_low = EXTRAPOLATION_COLOR
433	self.extrapolation_color_high = EXTRAPOLATION_COLOR
434	self.invariant_color = INVARIANT_COLOR
435	# warning to the user when the extrapolated invariant is greater than %5
436	if self.low_scale >= 0.05 or self.low_scale > 1 or self.low_scale < 0:
437	self.extrapolation_color_low = ERROR_COLOR
438	if self.high_scale >= 0.05 or self.high_scale > 1 or self.high_scale < 0:
439	self.extrapolation_color_high = ERROR_COLOR
440	if self.inv_scale > 1 or self.inv_scale < 0:
441	self.invariant_color = ERROR_COLOR
442
443	def on_close(self, event):
444	"""
445	Close the current window
446	"""
447	self.Close()
448
449	def on_paint(self, event):
450	"""
451	Draw the chart
452	"""
453	dc = wx.PaintDC(self.panel_chart)
454	try:
455	gc = wx.GraphicsContext.Create(dc)
456	except NotImplementedError:
457	msg = "This build of wxPython does not support "
458	msg += "the wx.GraphicsContext family of classes."
459	dc.DrawText(msg, 25, 25)
460	return
461	# Start the drawing
462	font = wx.SystemSettings.GetFont(wx.SYS_DEFAULT_GUI_FONT)
463	font.SetWeight(wx.BOLD)
464	gc.SetFont(font)
465	# Draw a rectangle
466	path = gc.CreatePath()
467	path.AddRectangle(-RECTANGLE_WIDTH / 2, -RECTANGLE_HEIGHT / 2,
468	RECTANGLE_WIDTH / 2, RECTANGLE_HEIGHT / 2)
469	x_origine = 20
470	y_origine = 15
471	# Draw low rectangle
472	gc.PushState()
473	label = "Q* from Low-Q "
474	PathFunc = gc.DrawPath
475	w, h = gc.GetTextExtent(label)
476	gc.DrawText(label, x_origine, y_origine)
477	# Translate the rectangle
478	x_center = x_origine + RECTANGLE_WIDTH * self.low_scale / 2 + w + 10
479	y_center = y_origine + h
480	gc.Translate(x_center, y_center)
481	gc.SetPen(wx.Pen("black", 1))
482	gc.SetBrush(wx.Brush(self.extrapolation_color_low))
483	if self.low_inv_percent is None:
484	low_percent = 'Not Computed'
485	elif self.low_inv_percent == 'error':
486	low_percent = 'Error'
487	else:
488	low_percent = format_number(self.low_inv_percent * 100) + '%'
489	x_center = 20
490	y_center = -h
491	gc.DrawText(low_percent, x_center, y_center)
492	# Increase width by self.low_scale
493	gc.Scale(self.low_scale, 1.0)
494	PathFunc(path)
495	gc.PopState()
496	# Draw rectangle for invariant
497	gc.PushState() # save it again
498	y_origine += 20
499	gc.DrawText("Q* from Data ", x_origine, y_origine)
500	# offset to the lower part of the window
501	x_center = x_origine + RECTANGLE_WIDTH * self.inv_scale / 2 + w + 10
502	y_center = y_origine + h
503	gc.Translate(x_center, y_center)
504	# 128 == half transparent
505	gc.SetBrush(wx.Brush(self.invariant_color))
506	# Increase width by self.inv_scale
507	if self.inv_percent is None:
508	inv_percent = 'Not Computed'
509	elif self.inv_percent == 'error':
510	inv_percent = 'Error'
511	else:
512	inv_percent = format_number(self.inv_percent * 100) + '%'
513	x_center = 20
514	y_center = -h
515	gc.DrawText(inv_percent, x_center, y_center)
516	gc.Scale(self.inv_scale, 1.0)
517	gc.DrawPath(path)
518	gc.PopState()
519	# restore saved state
520	# Draw rectangle for high invariant
521	gc.PushState()
522	y_origine += 20
523	gc.DrawText("Q* from High-Q ", x_origine, y_origine)
524	# define the position of the new rectangle
525	x_center = x_origine + RECTANGLE_WIDTH * self.high_scale / 2 + w + 10
526	y_center = y_origine + h
527	gc.Translate(x_center, y_center)
528	gc.SetBrush(wx.Brush(self.extrapolation_color_high))
529	# increase scale by self.high_scale
530	if self.high_inv_percent is None:
531	high_percent = 'Not Computed'
532	elif self.high_inv_percent == 'error':
533	high_percent = 'Error'
534	else:
535	high_percent = format_number(self.high_inv_percent * 100) + '%'
536	x_center = 20
537	y_center = -h
538	gc.DrawText(high_percent, x_center, y_center)
539
540	gc.Scale(self.high_scale, 1.0)
541	gc.DrawPath(path)
542	gc.PopState()

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source: sasview/src/sas/sasgui/perspectives/invariant/invariant_details.py @ bacc04b

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