resolution_calculator_panel.py @ 8f46df7

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 8f46df7 was d85c194, checked in by Piotr Rozyczko <piotr.rozyczko@…>, 9 years ago
Remaining modules refactored
Property mode set to `100644`
File size: 58.4 KB

Line
1	# pylint: disable=attribute-defined-outside-init
2	"""
3	This software was developed by the University of Tennessee as part of the
4	Distributed Data Analysis of Neutron Scattering Experiments (DANSE)
5	project funded by the US National Science Foundation.
6
7	See the license text in license.txt
8
9	copyright 2008, 2009, 2010 University of Tennessee
10	"""
11	import wx
12	import sys
13	import os
14	import matplotlib
15	import math
16	import logging
17	#Use the WxAgg back end. The Wx one takes too long to render
18	matplotlib.use('WXAgg')
19	from matplotlib.backends.backend_wxagg import FigureCanvasWxAgg as FigureCanvas
20	from matplotlib.backends.backend_wxagg import NavigationToolbar2Wx as Toolbar
21	from matplotlib.backend_bases import FigureManagerBase
22	# Wx-Pylab magic for displaying plots within an application's window.
23	from matplotlib import _pylab_helpers
24	# The Figure object is used to create backend-independent plot representations.
25	from matplotlib.figure import Figure
26
27	#from sas.guicomm.events import StatusEvent
28	from sas.sascalc.calculator.resolution_calculator import ResolutionCalculator
29	from sas.sasgui.guiframe.events import StatusEvent
30	from sas.sasgui.perspectives.calculator.calculator_widgets import OutputTextCtrl
31	from sas.sasgui.perspectives.calculator.calculator_widgets import InputTextCtrl
32	from wx.lib.scrolledpanel import ScrolledPanel
33	from math import fabs
34	from sas.sasgui.perspectives.calculator import calculator_widgets as widget
35	from sas.sasgui.guiframe.documentation_window import DocumentationWindow
36
37	_BOX_WIDTH = 100
38	_Q_DEFAULT = 0.0
39	#Slit length panel size
40	if sys.platform.count("win32") > 0:
41	PANEL_TOP = 0
42	PANEL_WIDTH = 525
43	PANEL_HEIGHT = 653
44	FONT_VARIANT = 0
45	IS_WIN = True
46	else:
47	PANEL_TOP = 60
48	PANEL_WIDTH = 540
49	PANEL_HEIGHT = 662
50	FONT_VARIANT = 1
51	IS_WIN = False
52
53	_SOURCE_MASS = {'Alpha':6.64465620E-24,
54	'Deuteron':3.34358320E-24,
55	'Neutron':1.67492729E-24,
56	'Photon': 0.0,
57	'Proton':1.67262137E-24,
58	'Triton':5.00826667E-24}
59
60	class ResolutionCalculatorPanel(ScrolledPanel):
61	"""
62	Provides the Resolution calculator GUI.
63	"""
64	## Internal nickname for the window, used by the AUI manager
65	window_name = "SAS Resolution Estimator"
66	## Name to appear on the window title bar
67	window_caption = ""
68	## Flag to tell the AUI manager to put this panel in the center pane
69	CENTER_PANE = True
70
71	def __init__(self, parent, args, *kwds):
72	kwds["size"] = (PANEL_WIDTH * 2, PANEL_HEIGHT)
73	kwds["style"] = wx.FULL_REPAINT_ON_RESIZE
74	ScrolledPanel.__init__(self, parent, args, *kwds)
75	self.SetupScrolling()
76	self.parent = parent
77
78	# input defaults
79	self.qx = []
80	self.qy = []
81	# dQ defaults
82	self.sigma_r = None
83	self.sigma_phi = None
84	self.sigma_1d = None
85	# monchromatic or polychromatic
86	self.wave_color = 'mono'
87	self.num_wave = 10
88	self.spectrum_dic = {}
89	# dQ 2d image
90	self.image = None
91	# results of sigmas
92	self.sigma_strings = ' '
93	#Font size
94	self.SetWindowVariant(variant=FONT_VARIANT)
95	# Object that receive status event
96	self.resolution = ResolutionCalculator()
97	# Source selection dic
98	self.source_mass = _SOURCE_MASS
99	#layout attribute
100	self.hint_sizer = None
101	# detector coordinate of estimation of sigmas
102	self.det_coordinate = 'cartesian'
103	self.source_cb = None
104	self._do_layout()
105
106	def _define_structure(self):
107	"""
108	Define the main sizers building to build this application.
109	"""
110	self.main_sizer = wx.BoxSizer(wx.HORIZONTAL)
111	self.vertical_l_sizer = wx.BoxSizer(wx.VERTICAL)
112	self.vertical_r_spacer = wx.BoxSizer(wx.VERTICAL)
113	self.vertical_r_frame = wx.StaticBox(self, -1, '')
114	self.vertical_r_sizer = wx.StaticBoxSizer(self.vertical_r_frame,
115	wx.VERTICAL)
116	self.box_source = wx.StaticBox(self, -1, str(self.window_caption))
117	self.boxsizer_source = wx.StaticBoxSizer(self.box_source, wx.VERTICAL)
118	self.mass_sizer = wx.BoxSizer(wx.HORIZONTAL)
119	self.intensity_sizer = wx.BoxSizer(wx.HORIZONTAL)
120	self.wavelength_sizer = wx.BoxSizer(wx.HORIZONTAL)
121	self.wavelength_spread_sizer = wx.BoxSizer(wx.HORIZONTAL)
122	self.source_aperture_sizer = wx.BoxSizer(wx.HORIZONTAL)
123	self.sample_aperture_sizer = wx.BoxSizer(wx.HORIZONTAL)
124	self.source2sample_distance_sizer = wx.BoxSizer(wx.HORIZONTAL)
125	self.sample2sample_distance_sizer = wx.BoxSizer(wx.HORIZONTAL)
126	self.sample2detector_distance_sizer = wx.BoxSizer(wx.HORIZONTAL)
127	self.detector_size_sizer = wx.BoxSizer(wx.HORIZONTAL)
128	self.detector_pix_size_sizer = wx.BoxSizer(wx.HORIZONTAL)
129	self.input_sizer = wx.BoxSizer(wx.VERTICAL)
130	self.output_sizer = wx.BoxSizer(wx.VERTICAL)
131	self.hint_sizer = wx.BoxSizer(wx.HORIZONTAL)
132	self.button_sizer = wx.BoxSizer(wx.HORIZONTAL)
133
134	def _layout_mass(self):
135	"""
136	Fill the sizer containing mass
137	"""
138	# get the mass
139	mass_value = str(self.resolution.mass)
140	self.mass_txt = wx.StaticText(self, -1, 'Source: ')
141	self.mass_hint = "Mass of Neutrons m = %s [g]" % str(self.resolution.mass)
142	self.source_cb = wx.ComboBox(self, -1,
143	style=wx.CB_READONLY,
144	name='%s' % mass_value)
145	# Sort source name because wx2.9 on Mac does not support CB_SORT
146	# Custom sorting
147	source_list = []
148	for key, _ in self.source_mass.iteritems():
149	name_source = str(key)
150	source_list.append(name_source)
151	source_list.sort()
152	for idx in range(len(source_list)):
153	self.source_cb.Append(source_list[idx], idx)
154	self.source_cb.SetStringSelection("Neutron")
155	wx.EVT_COMBOBOX(self.source_cb, -1, self._on_source_selection)
156
157	# combo box for color
158	self.wave_color_cb = wx.ComboBox(self, -1,
159	style=wx.CB_READONLY,
160	name='color')
161	# two choices
162	self.wave_color_cb.Append('Monochromatic')
163	self.wave_color_cb.Append('TOF')
164	self.wave_color_cb.SetStringSelection("Monochromatic")
165	wx.EVT_COMBOBOX(self.wave_color_cb, -1, self._on_source_color)
166
167	source_hint = "Source Selection: Affect on"
168	source_hint += " the gravitational contribution.\n"
169	source_hint += "Mass of %s: m = %s [g]" % \
170	('Neutron', str(self.resolution.mass))
171	self.mass_txt.SetToolTipString(source_hint)
172	self.mass_sizer.AddMany([(self.mass_txt, 0, wx.LEFT, 15),
173	(self.source_cb, 0, wx.LEFT, 15),
174	(self.wave_color_cb, 0, wx.LEFT, 15)])
175
176	def _layout_intensity(self):
177	"""
178	Fill the sizer containing intensity
179	"""
180	# get the intensity
181	intensity_value = str(self.resolution.intensity)
182	intensity_unit_txt = wx.StaticText(self, -1, '[counts/s]')
183	intensity_txt = wx.StaticText(self, -1, 'Intensity: ')
184	self.intensity_tcl = InputTextCtrl(self, -1,
185	size=(_BOX_WIDTH, -1))
186	intensity_hint = "Intensity of Neutrons"
187	self.intensity_tcl.SetValue(intensity_value)
188	self.intensity_tcl.SetToolTipString(intensity_hint)
189	self.intensity_sizer.AddMany([(intensity_txt, 0, wx.LEFT, 15),
190	(self.intensity_tcl, 0, wx.LEFT, 15),
191	(intensity_unit_txt, 0, wx.LEFT, 10)])
192
193
194	def _layout_wavelength(self):
195	"""
196	Fill the sizer containing wavelength
197	"""
198	# get the wavelength
199	wavelength_value = str(self.resolution.get_wavelength())
200	wavelength_unit_txt = wx.StaticText(self, -1, '[A]')
201	wavelength_txt = wx.StaticText(self, -1, 'Wavelength: ')
202	self.wavelength_tcl = InputTextCtrl(self, -1,
203	size=(_BOX_WIDTH, -1))
204	wavelength_hint = "Wavelength of Neutrons"
205	self.wavelength_tcl.SetValue(wavelength_value)
206	self.wavelength_tcl.SetToolTipString(wavelength_hint)
207
208	# get the spectrum
209	spectrum_value = self.resolution.get_default_spectrum()
210	self.spectrum_dic['Add new'] = ''
211	self.spectrum_dic['Flat'] = spectrum_value
212
213	self.spectrum_txt = wx.StaticText(self, -1, 'Spectrum: ')
214	self.spectrum_cb = wx.ComboBox(self, -1,
215	style=wx.CB_READONLY,
216	size=(_BOX_WIDTH, -1),
217	name='spectrum')
218	self.spectrum_cb.Append('Add new')
219	self.spectrum_cb.Append('Flat')
220	wx.EVT_COMBOBOX(self.spectrum_cb, -1, self._on_spectrum_cb)
221	spectrum_hint = "Wavelength Spectrum: Intensity vs. wavelength"
222	self.spectrum_cb.SetStringSelection('Flat')
223	self.spectrum_cb.SetToolTipString(spectrum_hint)
224	self.wavelength_sizer.AddMany([(wavelength_txt, 0, wx.LEFT, 15),
225	(self.wavelength_tcl, 0, wx.LEFT, 5),
226	(wavelength_unit_txt, 0, wx.LEFT, 5),
227	(self.spectrum_txt, 0, wx.LEFT, 20),
228	(self.spectrum_cb, 0, wx.LEFT, 5)])
229	self.spectrum_txt.Show(False)
230	self.spectrum_cb.Show(False)
231
232	def _layout_wavelength_spread(self):
233	"""
234	Fill the sizer containing wavelength
235	"""
236	# get the wavelength
237	wavelength_spread_value = str(self.resolution.get_wavelength_spread())
238	wavelength_spread_unit_txt = wx.StaticText(self, -1, '')
239	wavelength_spread_txt = wx.StaticText(self, -1, 'Wavelength Spread: ')
240	self.wavelength_spread_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
241	wavelength_spread_hint = "Wavelength Spread of Neutrons"
242	self.wavelength_spread_tcl.SetValue(wavelength_spread_value)
243	self.wavelength_spread_tcl.SetToolTipString(wavelength_spread_hint)
244	self.wavelength_spread_sizer.AddMany([(wavelength_spread_txt, 0,
245	wx.LEFT, 15),
246	(self.wavelength_spread_tcl, 0, wx.LEFT, 15),
247	(wavelength_spread_unit_txt, 0, wx.LEFT, 10)])
248
249
250	def _layout_source_aperture(self):
251	"""
252	Fill the sizer containing source aperture size
253	"""
254	# get the wavelength
255	source_aperture_value = str(self.resolution.source_aperture_size[0])
256	if len(self.resolution.source_aperture_size) > 1:
257	source_aperture_value += ", "
258	source_aperture_value += str(self.resolution.source_aperture_size[1])
259	source_aperture_unit_txt = wx.StaticText(self, -1, '[cm]')
260	source_aperture_txt = wx.StaticText(self, -1, 'Source Aperture Size: ')
261	self.source_aperture_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
262	source_aperture_hint = "Source Aperture Size"
263	self.source_aperture_tcl.SetValue(source_aperture_value)
264	self.source_aperture_tcl.SetToolTipString(source_aperture_hint)
265	self.source_aperture_sizer.AddMany([(source_aperture_txt, 0, wx.LEFT, 15),
266	(self.source_aperture_tcl, 0, wx.LEFT, 15),
267	(source_aperture_unit_txt, 0, wx.LEFT, 10)])
268
269	def _layout_sample_aperture(self):
270	"""
271	Fill the sizer containing sample aperture size
272	"""
273	# get the wavelength
274	sample_aperture_value = str(self.resolution.sample_aperture_size[0])
275	if len(self.resolution.sample_aperture_size) > 1:
276	sample_aperture_value += ", "
277	sample_aperture_value += str(self.resolution.sample_aperture_size[1])
278	sample_aperture_unit_txt = wx.StaticText(self, -1, '[cm]')
279	sample_aperture_txt = wx.StaticText(self, -1, 'Sample Aperture Size: ')
280	self.sample_aperture_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
281	sample_aperture_hint = "Sample Aperture Size"
282	self.sample_aperture_tcl.SetValue(sample_aperture_value)
283	self.sample_aperture_tcl.SetToolTipString(sample_aperture_hint)
284	self.sample_aperture_sizer.AddMany([(sample_aperture_txt, 0, wx.LEFT, 15),
285	(self.sample_aperture_tcl, 0, wx.LEFT, 15),
286	(sample_aperture_unit_txt, 0, wx.LEFT, 10)])
287
288	def _layout_source2sample_distance(self):
289	"""
290	Fill the sizer containing souce2sample_distance
291	"""
292	# get the wavelength
293	source2sample_distance_value = str(self.resolution.source2sample_distance[0])
294
295	source2sample_distance_unit_txt = wx.StaticText(self, -1, '[cm]')
296	source2sample_distance_txt = wx.StaticText(self, -1,
297	'Source to Sample Aperture Distance: ')
298	self.source2sample_distance_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
299	source2sample_distance_hint = "Source to Sample Aperture Distance"
300	self.source2sample_distance_tcl.SetValue(source2sample_distance_value)
301	self.source2sample_distance_tcl.SetToolTipString(source2sample_distance_hint)
302	self.source2sample_distance_sizer.AddMany([(source2sample_distance_txt, 0, wx.LEFT, 15),
303	(self.source2sample_distance_tcl, 0, wx.LEFT, 15),
304	(source2sample_distance_unit_txt, 0, wx.LEFT, 10)])
305
306	def _layout_sample2sample_distance(self):
307	"""
308	Fill the sizer containing sampleslit2sample_distance
309	"""
310	# get the distance
311	sample2sample_distance_value = str(self.resolution.sample2sample_distance[0])
312
313	sample2sample_distance_unit_txt = wx.StaticText(self, -1, '[cm]')
314	sample2sample_distance_txt = wx.StaticText(self, -1, 'Sample Offset: ')
315	self.sample2sample_distance_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
316	sample2sample_distance_hint = "Sample Aperture to Sample Distance"
317	self.sample2sample_distance_tcl.SetValue(sample2sample_distance_value)
318	self.sample2sample_distance_tcl.SetToolTipString(sample2sample_distance_hint)
319	self.sample2sample_distance_sizer.AddMany([(sample2sample_distance_txt, 0, wx.LEFT, 15),
320	(self.sample2sample_distance_tcl, 0, wx.LEFT, 15),
321	(sample2sample_distance_unit_txt, 0, wx.LEFT, 10)])
322
323	def _layout_sample2detector_distance(self):
324	"""
325	Fill the sizer containing sample2detector_distance
326	"""
327	# get the wavelength
328	sample2detector_distance_value = str(self.resolution.sample2detector_distance[0])
329
330	sample2detector_distance_unit_txt = wx.StaticText(self, -1, '[cm]')
331	sample2detector_distance_txt = wx.StaticText(self, -1,
332	'Sample Aperture to Detector Distance: ')
333	self.sample2detector_distance_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
334	sample2detector_distance_hint = "Sample Aperture to Detector Distance"
335	self.sample2detector_distance_tcl.SetValue(sample2detector_distance_value)
336	self.sample2detector_distance_tcl.SetToolTipString(sample2detector_distance_hint)
337	self.sample2detector_distance_sizer.AddMany([\
338	(sample2detector_distance_txt, 0, wx.LEFT, 15),
339	(self.sample2detector_distance_tcl, 0, wx.LEFT, 15),
340	(sample2detector_distance_unit_txt, 0, wx.LEFT, 10)])
341
342	def _layout_detector_size(self):
343	"""
344	Fill the sizer containing detector size
345	"""
346	# get the wavelength
347	detector_size_value = str(self.resolution.detector_size[0])
348	if len(self.resolution.detector_size) > 1:
349	detector_size_value += ", "
350	detector_size_value += str(self.resolution.detector_size[1])
351	detector_size_unit_txt = wx.StaticText(self, -1, '')
352	detector_size_txt = wx.StaticText(self, -1, 'Number of Pixels on Detector: ')
353	self.detector_size_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
354	detector_size_hint = "Number of Pixels on Detector"
355	self.detector_size_tcl.SetValue(detector_size_value)
356	self.detector_size_tcl.SetToolTipString(detector_size_hint)
357	self.detector_size_sizer.AddMany([(detector_size_txt, 0, wx.LEFT, 15),
358	(self.detector_size_tcl, 0, wx.LEFT, 15),
359	(detector_size_unit_txt, 0, wx.LEFT, 10)])
360
361	def _layout_detector_pix_size(self):
362	"""
363	Fill the sizer containing detector pixel size
364	"""
365	# get the detector_pix_size
366	detector_pix_size_value = str(self.resolution.detector_pix_size[0])
367	if len(self.resolution.detector_pix_size) > 1:
368	detector_pix_size_value += ", "
369	detector_pix_size_value += str(self.resolution.detector_pix_size[1])
370	detector_pix_size_unit_txt = wx.StaticText(self, -1, '[cm]')
371	detector_pix_size_txt = wx.StaticText(self, -1, 'Detector Pixel Size: ')
372	self.detector_pix_size_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH, -1))
373	detector_pix_size_hint = "Detector Pixel Size"
374	self.detector_pix_size_tcl.SetValue(detector_pix_size_value)
375	self.detector_pix_size_tcl.SetToolTipString(detector_pix_size_hint)
376	self.detector_pix_size_sizer.AddMany([(detector_pix_size_txt, 0, wx.LEFT, 15),
377	(self.detector_pix_size_tcl, 0, wx.LEFT, 15),
378	(detector_pix_size_unit_txt, 0, wx.LEFT, 10)])
379
380	def _layout_input(self):
381	"""
382	Fill the sizer containing inputs; qx, qy
383	"""
384
385	q_title = wx.StaticText(self, -1, "[Q Location of the Estimation]:")
386	# sizers for inputs
387	inputQx_sizer = wx.BoxSizer(wx.HORIZONTAL)
388	inputQy_sizer = wx.BoxSizer(wx.HORIZONTAL)
389	# get the default dq
390	qx_value = str(_Q_DEFAULT)
391	qy_value = str(_Q_DEFAULT)
392	qx_unit_txt = wx.StaticText(self, -1, '[1/A] ')
393	qy_unit_txt = wx.StaticText(self, -1, '[1/A] ')
394	qx_name_txt = wx.StaticText(self, -1, 'Qx: ')
395	qy_name_txt = wx.StaticText(self, -1, 'Qy: ')
396	self.qx_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH * 3, -1))
397	self.qy_tcl = InputTextCtrl(self, -1, size=(_BOX_WIDTH * 3, -1))
398	qx_hint = "Type the Qx value."
399	qy_hint = "Type the Qy value."
400	self.qx_tcl.SetValue(qx_value)
401	self.qy_tcl.SetValue(qy_value)
402	self.qx_tcl.SetToolTipString(qx_hint)
403	self.qy_tcl.SetToolTipString(qy_hint)
404	inputQx_sizer.AddMany([(qx_name_txt, 0, wx.LEFT, 15),
405	(self.qx_tcl, 0, wx.LEFT, 15),
406	(qx_unit_txt, 0, wx.LEFT, 15)])
407	inputQy_sizer.AddMany([(qy_name_txt, 0, wx.LEFT, 15),
408	(self.qy_tcl, 0, wx.LEFT, 15),
409	(qy_unit_txt, 0, wx.LEFT, 15)])
410	self.input_sizer.AddMany([(q_title, 0, wx.LEFT, 15),
411	(inputQx_sizer, 0,
412	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
413	(inputQy_sizer, 0,
414	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5)])
415
416	def _layout_output(self):
417	"""
418	Fill the sizer containing dQ\|\| and dQ+
419	"""
420	sigma_title = wx.StaticText(self, -1,
421	"[Standard Deviation of the Resolution Distribution]:")
422	# sizers for inputs
423	outputQxy_sizer = wx.BoxSizer(wx.HORIZONTAL)
424	outputQ_sizer = wx.BoxSizer(wx.HORIZONTAL)
425	sigma_unit = '[' + '1/A' + ']'
426	self.sigma_r_txt = wx.StaticText(self, -1, 'Sigma_x: ')
427	self.sigma_r_tcl = OutputTextCtrl(self, -1, size=(_BOX_WIDTH * 0.8, -1))
428	self.sigma_phi_txt = wx.StaticText(self, -1, 'Sigma_y:')
429	self.sigma_phi_tcl = OutputTextCtrl(self, -1, size=(_BOX_WIDTH * 0.8, -1))
430	self.sigma_lamd_txt = wx.StaticText(self, -1, 'Sigma_lamd:')
431	self.sigma_lamd_tcl = OutputTextCtrl(self, -1, size=(_BOX_WIDTH * 0.7, -1))
432	sigma_1d_txt = wx.StaticText(self, -1, '( 1D: Sigma:')
433	self.sigma_1d_tcl = OutputTextCtrl(self, -1, size=(_BOX_WIDTH * 0.7, -1))
434	sigmax_hint = " The x component of the geometric resolution,"
435	sigmax_hint += " excluding sigma_lamda."
436	sigmay_hint = " The y component of the geometric resolution,"
437	sigmay_hint += " excluding sigma_lamda."
438	sigma_hint_lamd = " The wavelength contribution in the radial direction"
439	sigma_hint_lamd += ".\n Note: The phi component is always zero."
440	sigma_hint_1d = " Resolution in 1-dimension (for 1D data)."
441	self.sigma_r_tcl.SetToolTipString(sigmax_hint)
442	self.sigma_phi_tcl.SetToolTipString(sigmay_hint)
443	self.sigma_lamd_tcl.SetToolTipString(sigma_hint_lamd)
444	self.sigma_1d_tcl.SetToolTipString(sigma_hint_1d)
445	sigma_r_unit_txt = wx.StaticText(self, -1, sigma_unit)
446	sigma_phi_unit_txt = wx.StaticText(self, -1, sigma_unit)
447	sigma_lamd_unit_txt = wx.StaticText(self, -1, sigma_unit)
448	sigma_1d_unit_txt = wx.StaticText(self, -1, sigma_unit + ' )')
449	outputQxy_sizer.AddMany([(self.sigma_r_txt, 0, wx.LEFT, 15),
450	(self.sigma_r_tcl, 0, wx.LEFT, 15),
451	(sigma_r_unit_txt, 0, wx.LEFT, 15),
452	(self.sigma_phi_txt, 0, wx.LEFT, 15),
453	(self.sigma_phi_tcl, 0, wx.LEFT, 15),
454	(sigma_phi_unit_txt, 0, wx.LEFT, 15)])
455	outputQ_sizer.AddMany([(self.sigma_lamd_txt, 0, wx.LEFT, 15),
456	(self.sigma_lamd_tcl, 0, wx.LEFT, 15),
457	(sigma_lamd_unit_txt, 0, wx.LEFT, 15),
458	(sigma_1d_txt, 0, wx.LEFT, 15),
459	(self.sigma_1d_tcl, 0, wx.LEFT, 15),
460	(sigma_1d_unit_txt, 0, wx.LEFT, 15)])
461	self.output_sizer.AddMany([(sigma_title, 0, wx.LEFT, 15),
462	(outputQxy_sizer, 0,
463	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
464	(outputQ_sizer, 0,
465	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5)])
466
467	def _layout_hint(self):
468	"""
469	Fill the sizer containing hint
470	"""
471	hint_msg = ""
472	#hint_msg += "This tool is to approximately compute "
473	#hint_msg += "the instrumental resolution (dQ)."
474
475	self.hint_txt = wx.StaticText(self, -1, hint_msg)
476	self.hint_sizer.AddMany([(self.hint_txt, 0, wx.LEFT, 15)])
477
478	def _layout_button(self):
479	"""
480	Do the layout for the button widgets
481	"""
482
483	wx_id = wx.NewId()
484	self.reset_button = wx.Button(self, wx_id, "Reset")
485	hint_on_reset = "..."
486	self.reset_button.SetToolTipString(hint_on_reset)
487	self.Bind(wx.EVT_BUTTON, self.on_reset, id=wx_id)
488	#compute button
489	wx_id = wx.NewId()
490	self.compute_button = wx.Button(self, wx_id, "Compute")
491	hint_on_compute = "Compute... Please wait until finished."
492	self.compute_button.SetToolTipString(hint_on_compute)
493	self.Bind(wx.EVT_BUTTON, self.on_compute, id=wx_id)
494	#help button
495	wx_id = wx.NewId()
496	self.help_button = wx.Button(self, wx_id, "HELP")
497	hint_on_help = "Help on using the Resolution Calculator"
498	self.help_button.SetToolTipString(hint_on_help)
499	self.Bind(wx.EVT_BUTTON, self.on_help, id=wx_id)
500	# close button
501	self.bt_close = wx.Button(self, wx.ID_CANCEL, 'Close')
502	self.bt_close.Bind(wx.EVT_BUTTON, self.on_close)
503	self.bt_close.SetToolTipString("Close this window.")
504
505	self.button_sizer.Add((110, -1))
506	self.button_sizer.AddMany([(self.reset_button, 0, wx.LEFT, 50),
507	(self.compute_button, 0, wx.LEFT, 15),
508	(self.help_button, 0, wx.LEFT, 15),
509	(self.bt_close, 0, wx.LEFT, 15)])
510	self.compute_button.SetFocus()
511
512	def _layout_image(self):
513	"""
514	Layout for image plot
515	"""
516	# Contribution by James C.
517	# Instantiate a figure object that will contain our plots.
518	# Make the fig a little smaller than the default
519	self.figure = Figure(figsize=(6.5, 6), facecolor='white')
520
521	# Initialize the figure canvas, mapping the figure object to the plot
522	# engine backend.
523	self.canvas = FigureCanvas(self, wx.ID_ANY, self.figure)
524
525	# Wx-Pylab magic ...
526	# Make our canvas the active figure manager for pylab so that when
527	# pylab plotting statements are executed they will operate on our
528	# canvas and not create a new frame and canvas for display purposes.
529	# This technique allows this application to execute code that uses
530	# pylab stataments to generate plots and embed these plots in our
531	# application window(s).
532	self.fm = FigureManagerBase(self.canvas, 1)
533	_pylab_helpers.Gcf.set_active(self.fm)
534
535	# Instantiate the matplotlib navigation toolbar and explicitly show it.
536	mpl_toolbar = Toolbar(self.canvas)
537	# Diable pan
538	mpl_toolbar.DeleteToolByPos(3)
539
540	# Add a toolbar into the frame
541	mpl_toolbar.Realize()
542
543	# Compute before adding the canvas to the sizer
544	self.on_compute()
545
546	# Fill up the sizer
547	if IS_WIN:
548	gap = 27
549	else:
550	gap = 13
551	self.vertical_r_sizer.Add(self.canvas, 0, wx.ALL \| wx.EXPAND, 2)
552	self.vertical_r_spacer.Add((0, gap))
553	self.vertical_r_spacer.Add(self.vertical_r_sizer, 0, wx.ALL \| wx.EXPAND, 2)
554	self.vertical_r_spacer.Add((0, gap))
555	self.vertical_r_spacer.Add(wx.StaticLine(self), 0, wx.ALL \| wx.EXPAND, 2)
556	self.vertical_r_spacer.Add(mpl_toolbar, 0, wx.ALL \| wx.EXPAND, 2)
557
558	def _do_layout(self):
559	"""
560	Draw window layout
561	"""
562	# Title of parameters
563	instrument_txt = wx.StaticText(self, -1, '[Instrumental Parameters]:')
564	# Build individual layouts
565	self._define_structure()
566	self._layout_mass()
567	self._layout_wavelength()
568	self._layout_wavelength_spread()
569	self._layout_source_aperture()
570	self._layout_sample_aperture()
571	self._layout_source2sample_distance()
572	self._layout_sample2detector_distance()
573	self._layout_sample2sample_distance()
574	self._layout_detector_size()
575	self._layout_detector_pix_size()
576	self._layout_input()
577	self._layout_output()
578	self._layout_hint()
579	self._layout_button()
580	# Fill the sizers
581	self.boxsizer_source.AddMany([(instrument_txt, 0,
582	wx.EXPAND \| wx.LEFT, 15),
583	(self.mass_sizer, 0,
584	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
585	(self.wavelength_sizer, 0,
586	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
587	(self.wavelength_spread_sizer, 0,
588	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
589	(self.source_aperture_sizer, 0,
590	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
591	(self.sample_aperture_sizer, 0,
592	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
593	(self.source2sample_distance_sizer, 0,
594	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
595	(self.sample2detector_distance_sizer, 0,
596	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
597	(self.sample2sample_distance_sizer, 0,
598	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
599	(self.detector_size_sizer, 0,
600	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
601	(self.detector_pix_size_sizer, 0,
602	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
603	(wx.StaticLine(self), 0,
604	wx.ALL \| wx.EXPAND, 5),
605	(self.input_sizer, 0,
606	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5),
607	(wx.StaticLine(self), 0,
608	wx.ALL \| wx.EXPAND, 5),
609	(self.output_sizer, 0,
610	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5)])
611	self.vertical_l_sizer.AddMany([(self.boxsizer_source, 0, wx.ALL, 10),
612	(wx.StaticLine(self), 0,
613	wx.ALL \| wx.EXPAND, 5),
614	(self.button_sizer, 0,
615	wx.EXPAND \| wx.TOP \| wx.BOTTOM, 5)])
616	self.main_sizer.Add(self.vertical_l_sizer, 0, wx.ALL, 10)
617
618	# Build image plot layout
619	self._layout_image()
620	# Add a vertical static line
621	self.main_sizer.Add(wx.StaticLine(self, -1, (2, 2),
622	(2, PANEL_HEIGHT * 0.94), style=wx.LI_VERTICAL))
623	# Add the plot to main sizer
624	self.main_sizer.Add(self.vertical_r_spacer, 0, wx.ALL, 10)
625	self.SetSizer(self.main_sizer)
626	self.SetAutoLayout(True)
627
628	def on_help(self, event):
629	"""
630	Bring up the Resolution calculator Documentation whenever
631	the HELP button is clicked.
632
633	Calls DocumentationWindow with the path of the location within the
634	documentation tree (after /doc/ ....". Note that when using old
635	versions of Wx (before 2.9) and thus not the release version of
636	installers, the help comes up at the top level of the file as
637	webbrowser does not pass anything past the # to the browser when it is
638	running "file:///...."
639
640	:param evt: Triggers on clicking the help button
641	"""
642
643	_TreeLocation = "user/perspectives/calculator/resolution_calculator_help.html"
644	_doc_viewer = DocumentationWindow(self, -1, _TreeLocation, "",
645	"Resolution Calculator Help")
646
647	def on_close(self, event):
648	"""
649	close the window containing this panel
650	"""
651	# get ready for other events
652	if event is not None:
653	event.Skip()
654	# Clear the plot
655	if self.image != None:
656	self.image.clf()
657	# reset image
658	self.image = None
659	# Close panel
660	self.parent.OnClose(None)
661
662	def on_compute(self, event=None):
663	"""
664	Execute the computation of resolution
665	"""
666	wx.CallAfter(self.on_compute_call, event)
667
668	def on_compute_call(self, event=None):
669	"""
670	Execute the computation of resolution
671	"""
672	# Skip event for next event
673	if event != None:
674	event.Skip()
675	msg = "Please Check your input values "
676	msg += "before starting the computation..."
677
678	# message
679	status_type = 'progress'
680	msg = 'Calculating...'
681	self._status_info(msg, status_type)
682
683	status_type = 'stop'
684	# Q min max list default
685	qx_min = []
686	qx_max = []
687	qy_min = []
688	qy_max = []
689	# possible max qrange
690	self.resolution.qxmin_limit = 0
691	self.resolution.qxmax_limit = 0
692	self.resolution.qymin_limit = 0
693	self.resolution.qymax_limit = 0
694	# q min and max of the detector
695	try:
696	# Get all the values at set to compute
697	# default num bin of wave list
698	self.num_wave = 10
699	wavelength = self._str2longlist(self.wavelength_tcl.GetValue())
700	source = self.source_cb.GetValue()
701	mass = self.source_mass[str(source)]
702	self.resolution.set_neutron_mass(float(mass))
703	wavelength_spread = self._str2longlist(\
704	self.wavelength_spread_tcl.GetValue().split(';')[0])
705	# Validate the wave inputs
706	wave_input = self._validate_q_input(wavelength, wavelength_spread)
707	if wave_input != None:
708	wavelength, wavelength_spread = wave_input
709
710	self.resolution.set_wave(wavelength)
711	self.resolution.set_wave_spread(wavelength_spread)
712	source_aperture_size = self.source_aperture_tcl.GetValue()
713	source_aperture_size = self._string2list(source_aperture_size)
714	self.resolution.set_source_aperture_size(source_aperture_size)
715	sample_aperture_size = self.sample_aperture_tcl.GetValue()
716	sample_aperture_size = self._string2list(sample_aperture_size)
717	self.resolution.set_sample_aperture_size(sample_aperture_size)
718	source2sample_distance = self.source2sample_distance_tcl.GetValue()
719	source2sample_distance = self._string2list(source2sample_distance)
720	self.resolution.set_source2sample_distance(source2sample_distance)
721	sample2sample_distance = self.sample2sample_distance_tcl.GetValue()
722	sample2sample_distance = self._string2list(sample2sample_distance)
723	self.resolution.set_sample2sample_distance(sample2sample_distance)
724	sample2detector_distance = \
725	self.sample2detector_distance_tcl.GetValue()
726	sample2detector_distance = \
727	self._string2list(sample2detector_distance)
728	self.resolution.set_sample2detector_distance(\
729	sample2detector_distance)
730	detector_size = self.detector_size_tcl.GetValue()
731	detector_size = self._string2list(detector_size)
732	self.resolution.set_detector_size(detector_size)
733	detector_pix_size = self.detector_pix_size_tcl.GetValue()
734	detector_pix_size = self._string2list(detector_pix_size)
735	self.resolution.set_detector_pix_size(detector_pix_size)
736	self.qx = self._string2inputlist(self.qx_tcl.GetValue())
737	self.qy = self._string2inputlist(self.qy_tcl.GetValue())
738
739	# Find min max of qs
740	xmin = min(self.qx)
741	xmax = max(self.qx)
742	ymin = min(self.qy)
743	ymax = max(self.qy)
744	if not self._validate_q_input(self.qx, self.qy):
745	raise
746	except:
747	msg = "An error occured during the resolution computation."
748	msg += "Please check your inputs..."
749	self._status_info(msg, status_type)
750	wx.MessageBox(msg, 'Warning')
751	return
752	#raise ValueError, "Invalid Q Input..."
753
754	# Validate the q inputs
755	q_input = self._validate_q_input(self.qx, self.qy)
756	if q_input != None:
757	self.qx, self.qy = q_input
758
759	# Make list of q min max for mapping
760	for i in range(len(self.qx)):
761	qx_min.append(xmin)
762	qx_max.append(xmax)
763	for i in range(len(self.qy)):
764	qy_min.append(ymin)
765	qy_max.append(ymax)
766
767	# Compute the resolution
768	if self.image != None:
769	#_pylab_helpers.Gcf.set_active(self.fm)
770	_pylab_helpers.Gcf.figs = {}
771	# Clear the image before redraw
772	self.image.clf()
773	# reset the image
774	self.resolution.reset_image()
775
776	# Compute and get the image plot
777	try:
778	from sas.sasgui.perspectives.calculator.resolcal_thread import CalcRes as thread
779	self.sigma_strings = '\nResolution: Computation is finished. \n'
780	cal_res = thread(func=self._map_func,
781	qx=self.qx,
782	qy=self.qy,
783	qx_min=qx_min,
784	qx_max=qx_max,
785	qy_min=qy_min,
786	qy_max=qy_max,
787	image=self.image,
788	completefn=self.complete)
789	cal_res.queue()
790	msg = "Computation is in progress..."
791	status_type = 'progress'
792	self._status_info(msg, status_type)
793	except:
794	raise
795
796	def complete(self, image, elapsed=None):
797	"""
798	Callafter complete: wx call after needed for stable output
799	"""
800	wx.CallAfter(self.complete_cal, image, elapsed)
801
802	def complete_cal(self, image, elapsed=None):
803	"""
804	Complete computation
805	"""
806	self.image = image
807	# Draw lines in image before drawing
808	wave_list, _ = self.resolution.get_wave_list()
809	if len(wave_list) > 1 and wave_list[-1] == max(wave_list):
810	# draw a green rectangle(limit for the longest wavelength
811	# to be involved) for tof inputs
812	self._draw_lines(self.image, color='g')
813	self._draw_lines(self.image, color='r')
814	# Draw image
815	self.image.draw()
816
817	# Get and format the sigmas
818	sigma_r = self.format_number(self.resolution.sigma_1)
819	sigma_phi = self.format_number(self.resolution.sigma_2)
820	sigma_lamd = self.format_number(self.resolution.sigma_lamd)
821	sigma_1d = self.format_number(self.resolution.sigma_1d)
822
823	# Set output values
824	self.sigma_r_tcl.SetValue(str(sigma_r))
825	self.sigma_phi_tcl.SetValue(str(sigma_phi))
826	self.sigma_lamd_tcl.SetValue(str(sigma_lamd))
827	self.sigma_1d_tcl.SetValue(str(sigma_1d))
828	msg = self.sigma_strings
829	msg += "\n"
830	status_type = 'stop'
831	self._status_info(msg, status_type)
832
833	def _draw_lines(self, image=None, color='r'):
834	"""
835	Draw lines in image if applicable
836	: Param image: pylab object
837	"""
838	if image == None:
839	return
840	if color == 'g':
841	# Get the params from resolution
842	# ploting range for largest wavelength
843	qx_min = self.resolution.qx_min
844	qx_max = self.resolution.qx_max
845	qy_min = self.resolution.qy_min
846	qy_max = self.resolution.qy_max
847	# detector range
848	detector_qx_min = self.resolution.detector_qx_min
849	detector_qx_max = self.resolution.detector_qx_max
850	detector_qy_min = self.resolution.detector_qy_min
851	detector_qy_max = self.resolution.detector_qy_max
852	else:
853	qx_min, qx_max, qy_min, qy_max = \
854	self.resolution.get_detector_qrange()
855	# detector range
856	detector_qx_min = self.resolution.qxmin_limit
857	detector_qx_max = self.resolution.qxmax_limit
858	detector_qy_min = self.resolution.qymin_limit
859	detector_qy_max = self.resolution.qymax_limit
860
861	# Draw zero axis lines
862	if qy_min < 0 and qy_max >= 0:
863	image.axhline(linewidth=1)
864	if qx_min < 0 and qx_max >= 0:
865	image.axvline(linewidth=1)
866
867	# Find x and y ratio values to draw the detector outline
868	x_min = fabs(detector_qx_min - qx_min) / (qx_max - qx_min)
869	x_max = fabs(detector_qx_max - qx_min) / (qx_max - qx_min)
870	y_min = fabs(detector_qy_min - qy_min) / (qy_max - qy_min)
871	y_max = fabs(detector_qy_max - qy_min) / (qy_max - qy_min)
872
873	# Draw Detector outline
874	if detector_qy_min >= qy_min:
875	image.axhline(y=detector_qy_min + 0.0002,
876	xmin=x_min, xmax=x_max,
877	linewidth=2, color=color)
878	if detector_qy_max <= qy_max:
879	image.axhline(y=detector_qy_max - 0.0002,
880	xmin=x_min, xmax=x_max,
881	linewidth=2, color=color)
882	if detector_qx_min >= qx_min:
883	image.axvline(x=detector_qx_min + 0.0002,
884	ymin=y_min, ymax=y_max,
885	linewidth=2, color=color)
886	if detector_qx_max <= qx_max:
887	image.axvline(x=detector_qx_max - 0.0002,
888	ymin=y_min, ymax=y_max,
889	linewidth=2, color=color)
890	xmin = min(self.qx)
891	xmax = max(self.qx)
892	ymin = min(self.qy)
893	ymax = max(self.qy)
894	if color != 'g':
895	if xmin < detector_qx_min or xmax > detector_qx_max or \
896	ymin < detector_qy_min or ymax > detector_qy_max:
897	# message
898	status_type = 'stop'
899	msg = 'At least one q value located out side of\n'
900	msg += " the detector range (%s < qx < %s, %s < qy < %s),\n" % \
901	(self.format_number(detector_qx_min),
902	self.format_number(detector_qx_max),
903	self.format_number(detector_qy_min),
904	self.format_number(detector_qy_max))
905	msg += " is ignored in computation.\n"
906
907	self._status_info(msg, status_type)
908	wx.MessageBox(msg, 'Warning')
909
910	def _map_func(self, qx, qy, qx_min, qx_max, qy_min, qy_max):
911	"""
912	Prepare the Mapping for the computation
913	: params qx, qy, qx_min, qx_max, qy_min, qy_max:
914
915	: return: image (pylab)
916	"""
917	try:
918	qx_value = float(qx)
919	qy_value = float(qy)
920	except:
921	raise
922	# calculate 2D resolution distribution image
923	image = self.resolution.compute_and_plot(qx_value, qy_value,
924	qx_min, qx_max, qy_min, qy_max,
925	self.det_coordinate)
926	# record sigmas
927	self.sigma_strings += " At Qx = %s, Qy = %s; \n" % (qx_value, qy_value)
928	self._sigma_strings()
929	return image
930
931	def _sigma_strings(self):
932	"""
933	Recode sigmas as strins
934	"""
935	sigma_r = self.format_number(self.resolution.sigma_1)
936	sigma_phi = self.format_number(self.resolution.sigma_2)
937	sigma_lamd = self.format_number(self.resolution.sigma_lamd)
938	sigma_1d = self.format_number(self.resolution.sigma_1d)
939	# Set output values
940	self.sigma_strings += " sigma_x = %s\n" % sigma_r
941	self.sigma_strings += " sigma_y = %s\n" % sigma_phi
942	self.sigma_strings += " sigma_lamd = %s\n" % sigma_lamd
943	self.sigma_strings += " sigma_1D = %s\n" % sigma_1d
944
945	def _validate_q_input(self, qx, qy):
946	"""
947	Check if q inputs are valid
948	: params qx: qx as a list
949	: params qy: qy as a list
950
951	: return: True/False
952	"""
953	# check qualifications
954	if qx.__class__.__name__ != 'list':
955	return None
956	if qy.__class__.__name__ != 'list':
957	return None
958	if len(qx) < 1:
959	return None
960	if len(qy) < 1:
961	return None
962	# allow one input
963	if len(qx) == 1 and len(qy) > 1:
964	qx = [qx[0] for ind in range(len(qy))]
965	#self.qx = qx
966	if len(qy) == 1 and len(qx) > 1:
967	qy = [qy[0] for ind in range(len(qx))]
968	#self.qy = qy
969	# check length
970	if len(qx) != len(qy):
971	return None
972	if qx == None or qy == None:
973	return None
974	return qx, qy
975
976	def on_reset(self, event):
977	"""
978	Execute the reset
979	"""
980	# skip for another event
981	if event != None:
982	event.Skip()
983	# init resolution_calculator
984	self.resolution = ResolutionCalculator()
985	self.resolution.get_all_instrument_params()
986	# reset all param values
987	self.source_cb.SetValue('Neutron')
988	self._on_source_selection(None)
989	self.wave_color_cb.SetValue('Monochromatic')
990	self._on_source_color(None)
991	#self.intensity_tcl.SetValue(str(self.resolution.intensity))
992	self.wavelength_tcl.SetValue(str(6.0))
993	self.wavelength_spread_tcl.SetValue(str(0.125))
994	self.resolution.set_spectrum(self.spectrum_dic['Flat'])
995	self.spectrum_txt.Show(False)
996	self.spectrum_cb.Show(False)
997	source_aperture_value = str(self.resolution.source_aperture_size[0])
998	if len(self.resolution.source_aperture_size) > 1:
999	source_aperture_value += ", "
1000	source_aperture_value += \
1001	str(self.resolution.source_aperture_size[1])
1002	self.source_aperture_tcl.SetValue(str(source_aperture_value))
1003	sample_aperture_value = str(self.resolution.sample_aperture_size[0])
1004	if len(self.resolution.sample_aperture_size) > 1:
1005	sample_aperture_value += ", "
1006	sample_aperture_value += \
1007	str(self.resolution.sample_aperture_size[1])
1008	self.sample_aperture_tcl.SetValue(sample_aperture_value)
1009	source2sample_distance_value = \
1010	str(self.resolution.source2sample_distance[0])
1011	self.source2sample_distance_tcl.SetValue(source2sample_distance_value)
1012	sample2sample_distance_value = \
1013	str(self.resolution.sample2sample_distance[0])
1014	self.sample2sample_distance_tcl.SetValue(sample2sample_distance_value)
1015	sample2detector_distance_value = \
1016	str(self.resolution.sample2detector_distance[0])
1017	self.sample2detector_distance_tcl.SetValue(\
1018	sample2detector_distance_value)
1019	detector_size_value = str(self.resolution.detector_size[0])
1020	if len(self.resolution.detector_size) > 1:
1021	detector_size_value += ", "
1022	detector_size_value += str(self.resolution.detector_size[1])
1023	self.detector_size_tcl.SetValue(detector_size_value)
1024	detector_pix_size_value = str(self.resolution.detector_pix_size[0])
1025	if len(self.resolution.detector_pix_size) > 1:
1026	detector_pix_size_value += ", "
1027	detector_pix_size_value += str(self.resolution.detector_pix_size[1])
1028	self.detector_pix_size_tcl.SetValue(detector_pix_size_value)
1029	#layout attribute
1030	self.hint_sizer = None
1031	# reset q inputs
1032	self.qx_tcl.SetValue(str(_Q_DEFAULT))
1033	self.qy_tcl.SetValue(str(_Q_DEFAULT))
1034	# reset sigma outputs
1035	self.sigma_r_tcl.SetValue('')
1036	self.sigma_phi_tcl.SetValue('')
1037	self.sigma_1d_tcl.SetValue('')
1038	# reset radio button
1039	#self.r_phi_rb.SetValue(True)
1040	# Finally re-compute
1041	self.on_compute()
1042	# msg on info
1043	msg = " Finished the resetting..."
1044	self._status_info(msg, 'stop')
1045
1046	def format_number(self, value=None):
1047	"""
1048	Return a float in a standardized, human-readable formatted string
1049	"""
1050	try:
1051	value = float(value)
1052	except:
1053	output = None
1054	return output
1055
1056	output = "%-7.4g" % value
1057	return output.lstrip().rstrip()
1058
1059	def _string2list(self, string):
1060	"""
1061	Change NNN, NNN to list,ie. [NNN, NNN] where NNN is a number
1062	"""
1063	new_string = []
1064	# check the number of floats
1065	try:
1066	strg = float(string)
1067	new_string.append(strg)
1068	except:
1069	string_split = string.split(',')
1070	if len(string_split) == 2:
1071	str_1 = string_split[0]
1072	str_2 = string_split[1]
1073	new_string.append(float(str_1))
1074	new_string.append(float(str_2))
1075	elif len(string_split) == 1:
1076	str_1 = string_split[0]
1077	new_string.append(float(str_1))
1078	else:
1079	msg = "The numbers must be one or two (separated by ',')..."
1080	self._status_info(msg, 'stop')
1081	raise RuntimeError, msg
1082
1083	return new_string
1084
1085	def _string2inputlist(self, string):
1086	"""
1087	Change NNN, NNN,... to list,ie. [NNN, NNN,...] where NNN is a number
1088
1089	: return new_string: string like list
1090	"""
1091	new_string = []
1092	string_split = string.split(',')
1093	length = len(string_split)
1094	for ind in range(length):
1095	try:
1096	value = float(string_split[ind])
1097	new_string.append(value)
1098	except:
1099	logging.error(sys.exc_value)
1100
1101	return new_string
1102
1103	def _str2longlist(self, string):
1104	"""
1105	Change NNN, NNN,... to list, NNN - NNN ; NNN to list, or float to list
1106
1107	: return new_string: string like list
1108	"""
1109	msg = "Wrong format of intputs."
1110	try:
1111	# is float
1112	out = [float(string)]
1113	return out
1114	except:
1115	if self.wave_color.lower().count('mono') > 0:
1116	wx.MessageBox(msg, 'Warning')
1117	else:
1118	try:
1119	# has a '-'
1120	if string.count('-') > 0:
1121	value = string.split('-')
1122	if value[1].count(';') > 0:
1123	# has a ';'
1124	last_list = value[1].split(';')
1125	num = math.ceil(float(last_list[1]))
1126	max_value = float(last_list[0])
1127	self.num_wave = num
1128	else:
1129	# default num
1130	num = self.num_wave
1131	max_value = float(value[1])
1132	min_value = float(value[0])
1133	# make a list
1134	bin_size = math.fabs(max_value - min_value) / (num - 1)
1135	out = [min_value + bin_size * bnum for bnum in range(num)]
1136	return out
1137	if string.count(',') > 0:
1138	out = self._string2inputlist(string)
1139	return out
1140	except:
1141	logging.error(sys.exc_value)
1142
1143	def _on_xy_coordinate(self, event=None):
1144	"""
1145	Set the detector coordinate for sigmas to x-y coordinate
1146	"""
1147	if event != None:
1148	event.Skip()
1149	# Set the coordinate in Cartesian
1150	self.det_coordinate = 'cartesian'
1151	self.sigma_r_txt.SetLabel('Sigma_x:')
1152	self.sigma_phi_txt.SetLabel('Sigma_y:')
1153	self._onparamEnter()
1154
1155	def _on_rp_coordinate(self, event=None):
1156	"""
1157	Set the detector coordinate for sigmas to polar coordinate
1158	"""
1159	if event != None:
1160	event.Skip()
1161	# Set the coordinate in polar
1162	self.det_coordinate = 'polar'
1163	self.sigma_r_txt.SetLabel('Sigma_r: ')
1164	self.sigma_phi_txt.SetLabel('Sigma_phi:')
1165	self._onparamEnter()
1166
1167	def _status_info(self, msg='', type="update"):
1168	"""
1169	Status msg
1170	"""
1171	if type == "stop":
1172	label = "Compute"
1173	able = True
1174	else:
1175	label = "Wait..."
1176	able = False
1177	self.compute_button.Enable(able)
1178	self.compute_button.SetLabel(label)
1179	self.compute_button.SetToolTipString(label)
1180	if self.parent.parent != None:
1181	wx.PostEvent(self.parent.parent,
1182	StatusEvent(status=msg, type=type))
1183
1184
1185	def _onparamEnter(self, event=None):
1186	"""
1187	On Text_enter_callback, perform compute
1188	"""
1189	self.on_compute()
1190
1191	def _on_source_selection(self, event=None):
1192	"""
1193	On source combobox selection
1194	"""
1195	if event != None:
1196	combo = event.GetEventObject()
1197	event.Skip()
1198	else:
1199	combo = self.source_cb
1200	selection = combo.GetValue()
1201	mass = self.source_mass[selection]
1202	self.resolution.set_neutron_mass(mass)
1203	source_hint = "Source Selection: Affect on"
1204	source_hint += " the gravitational contribution.\n"
1205	source_hint += "Mass of %s: m = %s [g]" % \
1206	(selection, str(self.resolution.get_neutron_mass()))
1207	#source_tip.SetTip(source_hint)
1208	self.mass_txt.ToolTip.SetTip(source_hint)
1209
1210	def _on_source_color(self, event=None):
1211	"""
1212	On source color combobox selection
1213	"""
1214	if event != None:
1215	#combo = event.GetEventObject()
1216	event.Skip()
1217	#else:
1218	combo = self.wave_color_cb
1219	selection = combo.GetValue()
1220	self.wave_color = selection
1221	if self.wave_color.lower() == 'tof':
1222	list = self.resolution.get_wave_list()
1223	minw = min(list[0])
1224	if len(list[0]) < 2:
1225	maxw = 2 * minw
1226	else:
1227	maxw = max(list[0])
1228	self.wavelength_tcl.SetValue('%s - %s' % (minw, maxw))
1229	minw = min(list[1])
1230	maxw = max(list[1])
1231	self.wavelength_spread_tcl.SetValue('%s - %s' % (minw, maxw))
1232	spectrum_val = self.spectrum_cb.GetValue()
1233	self.resolution.set_spectrum(self.spectrum_dic[spectrum_val])
1234	self.spectrum_txt.Show(True)
1235	self.spectrum_cb.Show(True)
1236
1237	else:
1238	wavelength = self.resolution.get_wavelength()
1239	wavelength_spread = self.resolution.get_wavelength_spread()
1240	self.wavelength_tcl.SetValue(str(wavelength))
1241	self.wavelength_spread_tcl.SetValue(str(wavelength_spread))
1242	self.resolution.set_spectrum(self.spectrum_dic['Flat'])
1243	self.spectrum_txt.Show(False)
1244	self.spectrum_cb.Show(False)
1245	self.wavelength_sizer.Layout()
1246	self.Layout()
1247
1248	def _on_spectrum_cb(self, event=None):
1249	"""
1250	On spectrum ComboBox event
1251	"""
1252	if event != None:
1253	#combo = event.GetEventObject()
1254	event.Skip()
1255	else:
1256	raise
1257	selection = self.spectrum_cb.GetValue()
1258	if selection == 'Add new':
1259	path = self._selectDlg()
1260	if path == None:
1261	self.spectrum_cb.SetValue('Flat')
1262	self.resolution.set_spectrum(self.spectrum_dic['Flat'])
1263	msg = "No file has been chosen."
1264	wx.MessageBox(msg, 'Info')
1265	return
1266	try:
1267	basename = os.path.basename(path)
1268	if basename not in self.spectrum_dic.keys():
1269	self.spectrum_cb.Append(basename)
1270	self.spectrum_dic[basename] = self._read_file(path)
1271	self.spectrum_cb.SetValue(basename)
1272	self.resolution.set_spectrum(self.spectrum_dic[basename])
1273	return
1274	except:
1275	raise
1276
1277	self.resolution.set_spectrum(self.spectrum_dic[selection])
1278
1279	def _selectDlg(self):
1280	"""
1281	open a dialog file to select a customized spectrum
1282	"""
1283	dlg = wx.FileDialog(self,
1284	"Choose a wavelength spectrum file: Intensity vs. wavelength",
1285	self.parent.parent.get_save_location() , "", ".", wx.OPEN)
1286	path = None
1287	if dlg.ShowModal() == wx.ID_OK:
1288	path = dlg.GetPath()
1289	dlg.Destroy()
1290	return path
1291
1292	def _read_file(self, path):
1293	"""
1294	Read two columns file as tuples of numpy array
1295
1296	:param path: the path to the file to read
1297
1298	"""
1299	try:
1300	if path == None:
1301	wx.PostEvent(self.parent.parent, StatusEvent(status=\
1302	" Selected Distribution was not loaded: %s" % path))
1303	return None, None
1304	input_f = open(path, 'r')
1305	buff = input_f.read()
1306	lines = buff.split('\n')
1307
1308	wavelength = []
1309	intensity = []
1310	for line in lines:
1311	toks = line.split()
1312	try:
1313	wave = float(toks[0])
1314	intens = float(toks[1])
1315	wavelength.append(wave)
1316	intensity.append(intens)
1317	except:
1318	# Skip non-data lines
1319	logging.error(sys.exc_value)
1320
1321	return [wavelength, intensity]
1322	except:
1323	raise
1324
1325	class ResolutionWindow(widget.CHILD_FRAME):
1326	"""
1327	Resolution Window
1328	"""
1329	def __init__(self, parent=None, manager=None,
1330	title="SAS Resolution Estimator",
1331	size=(PANEL_WIDTH * 2, PANEL_HEIGHT), args, *kwds):
1332	kwds['title'] = title
1333	kwds['size'] = size
1334	widget.CHILD_FRAME.__init__(self, parent=parent, args, *kwds)
1335	self.parent = parent
1336	self.manager = manager
1337	self.panel = ResolutionCalculatorPanel(parent=self)
1338	self.Bind(wx.EVT_CLOSE, self.OnClose)
1339	self.SetPosition((wx.LEFT, PANEL_TOP))
1340	self.Show(True)
1341
1342	def OnClose(self, event):
1343	"""
1344	On close event
1345	"""
1346	_pylab_helpers.Gcf.figs = {}
1347	if self.manager != None:
1348	self.manager.cal_res_frame = None
1349	self.Destroy()
1350
1351
1352	if __name__ == "__main__":
1353	app = wx.PySimpleApp()
1354	widget.CHILD_FRAME = wx.Frame
1355	frame = ResolutionWindow()
1356	frame.Show(True)
1357	app.MainLoop()

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SasView

source: sasview/src/sas/sasgui/perspectives/calculator/resolution_calculator_panel.py @ 8f46df7

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