Plotter2D.py @ ea4ed10

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 ea4ed10 was 3858e0f, checked in by Jae Cho <jhjcho@…>, 13 years ago
minor fix in saving as data
Property mode set to `100644`
File size: 29.7 KB

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1
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, University of Tennessee
10	################################################################################
11
12
13	import wx
14	import sys
15	import os
16	import math
17	import numpy
18	import pylab
19	import danse.common.plottools
20	from danse.common.plottools.PlotPanel import PlotPanel
21	from danse.common.plottools.plottables import Graph
22	from danse.common.plottools.TextDialog import TextDialog
23	from sans.guiframe.events import EVT_NEW_PLOT
24	from sans.guiframe.events import EVT_SLICER_PARS
25	from sans.guiframe.events import StatusEvent
26	from sans.guiframe.events import NewPlotEvent
27	from sans.guiframe.events import PanelOnFocusEvent
28	from sans.guiframe.events import SlicerEvent
29	from sans.guiframe.utils import PanelMenu
30	from binder import BindArtist
31	from Plotter1D import ModelPanel1D
32	from danse.common.plottools.toolbar import NavigationToolBar
33	from sans.guiframe.dataFitting import Data1D
34	from matplotlib.font_manager import FontProperties
35	(InternalEvent, EVT_INTERNAL) = wx.lib.newevent.NewEvent()
36
37	DEFAULT_QMAX = 0.05
38	DEFAULT_QSTEP = 0.001
39	DEFAULT_BEAM = 0.005
40	BIN_WIDTH = 1.0
41
42
43	class NavigationToolBar2D(NavigationToolBar):
44	"""
45	"""
46	def __init__(self, canvas, parent=None):
47	NavigationToolBar.__init__(self, canvas=canvas, parent=parent)
48
49	def delete_option(self):
50	"""
51	remove default toolbar item
52	"""
53	#delete reset button
54	self.DeleteToolByPos(0)
55	#delete dragging
56	self.DeleteToolByPos(2)
57	#delete unwanted button that configures subplot parameters
58	self.DeleteToolByPos(4)
59
60	def add_option(self):
61	"""
62	add item to the toolbar
63	"""
64	#add button
65	id_context = wx.NewId()
66	context_tip = 'Graph Menu'
67	context = wx.ArtProvider.GetBitmap(wx.ART_LIST_VIEW, wx.ART_TOOLBAR)
68	self.InsertSimpleTool(0, id_context, context,
69	context_tip, context_tip)
70	wx.EVT_TOOL(self, id_context, self.parent.onToolContextMenu)
71	self.InsertSeparator(1)
72	#add print button
73	id_print = wx.NewId()
74	print_bmp = wx.ArtProvider.GetBitmap(wx.ART_PRINT, wx.ART_TOOLBAR)
75	self.AddSimpleTool(id_print, print_bmp,
76	'Print', 'Activate printing')
77	wx.EVT_TOOL(self, id_print, self.on_print)
78
79
80	class ModelPanel2D(ModelPanel1D):
81	"""
82	Plot panel for use with the GUI manager
83	"""
84
85	## Internal name for the AUI manager
86	window_name = "plotpanel"
87	## Title to appear on top of the window
88	window_caption = "Plot Panel"
89	## Flag to tell the GUI manager that this panel is not
90	# tied to any perspective
91	ALWAYS_ON = True
92	## Group ID
93	group_id = None
94
95
96	def __init__(self, parent, id=-1, data2d=None, color = None,
97	dpi=None, style=wx.NO_FULL_REPAINT_ON_RESIZE, **kwargs):
98	"""
99	Initialize the panel
100	"""
101	ModelPanel1D.__init__(self, parent, id=id, style=style, **kwargs)
102
103	## Reference to the parent window
104	self.parent = parent
105	## Dictionary containing Plottables
106	self.plots = {}
107	## Save reference of the current plotted
108	self.data2D = data2d
109	## Unique ID (from gui_manager)
110	self.uid = None
111	## Action IDs for internal call-backs
112	self.action_ids = {}
113	## Create Artist and bind it
114	self.connect = BindArtist(self.subplot.figure)
115	## Beam stop
116	self.beamstop_radius = DEFAULT_BEAM
117	## to set the order of lines drawn first.
118	self.slicer_z = 5
119	## Reference to the current slicer
120	self.slicer = None
121	## event to send slicer info
122	self.Bind(EVT_INTERNAL, self._onEVT_INTERNAL)
123
124	self.axes_frozen = False
125	## panel that contains result from slicer motion (ex: Boxsum info)
126	self.panel_slicer = None
127	self.title_label = None
128	self.title_font = None
129	self.title_color = 'black'
130	## Graph
131	self.graph = Graph()
132	self.graph.xaxis("\\rm{Q}", 'A^{-1}')
133	self.graph.yaxis("\\rm{Intensity} ", "cm^{-1}")
134	self.graph.render(self)
135	## store default value of zmin and zmax
136	self.default_zmin_ctl = self.zmin_2D
137	self.default_zmax_ctl = self.zmax_2D
138
139	def onLeftDown(self, event):
140	"""
141	left button down and ready to drag
142
143	"""
144	# Check that the LEFT button was pressed
145	PlotPanel.onLeftDown(self, event)
146	ax = event.inaxes
147	if ax != None:
148	# data coordinate position
149	pos_x = "%8.3g"% event.xdata
150	pos_y = "%8.3g"% event.ydata
151	position = "x: %s y: %s" % (pos_x, pos_y)
152	wx.PostEvent(self.parent, StatusEvent(status=position))
153	self.plottable_selected(self.data2D.id)
154	self._manager.set_panel_on_focus(self)
155	wx.PostEvent(self.parent, PanelOnFocusEvent(panel=self))
156
157	def add_toolbar(self):
158	"""
159	add toolbar
160	"""
161	self.enable_toolbar = True
162	self.toolbar = NavigationToolBar2D(parent=self, canvas=self.canvas)
163	self.toolbar.Realize()
164	# On Windows platform, default window size is incorrect, so set
165	# toolbar width to figure width.
166	tw, th = self.toolbar.GetSizeTuple()
167	fw, fh = self.canvas.GetSizeTuple()
168	self.toolbar.SetSize(wx.Size(fw, th))
169	self.sizer.Add(self.toolbar, 0, wx.LEFT\|wx.EXPAND)
170	# update the axes menu on the toolbar
171	self.toolbar.update()
172
173	def plot_data(self, data):
174	"""
175	Data is ready to be displayed
176
177	:TODO: this name should be changed to something more appropriate
178	Don't forget that changing this name will mean changing code
179	in plotting.py
180
181	:param event: data event
182	"""
183	xlo = None
184	xhi = None
185	ylo = None
186	yhi = None
187	## Update self.data2d with the current plot
188	self.data2D = data
189	if data.id in self.plots.keys():
190	#replace
191	xlo, xhi = self.subplot.get_xlim()
192	ylo, yhi = self.subplot.get_ylim()
193	self.graph.replace(data)
194	self.plots[data.id] = data
195	else:
196	self.plots[data.id] = data
197	self.graph.add(self.plots[data.id])
198	# update qmax with the new xmax of data plotted
199	self.qmax = data.xmax
200
201	self.slicer = None
202	# Check axis labels
203	#TODO: Should re-factor this
204	## render the graph with its new content
205
206	#data2D: put 'Pixel (Number)' for axis title and unit in case of having no detector info and none in _units
207	if len(data.detector) < 1:
208	if len(data._xunit) < 1 and len(data._yunit) < 1:
209	data._xaxis = '\\rm{x}'
210	data._yaxis = '\\rm{y}'
211	data._xunit = 'pixel'
212	data._yunit = 'pixel'
213
214	# graph properties
215	self.graph.xaxis(data._xaxis, data._xunit)
216	self.graph.yaxis(data._yaxis, data._yunit)
217	if self._is_changed_legend_label:
218	data.label = self.title_label
219
220	if data.label == None:
221	data.label = data.name
222
223	if not self.title_font:
224	self.graph.title(data.label)
225	self.graph.render(self)
226	# Set the axis labels on subplot
227	self._set_axis_labels()
228	self.draw_plot()
229	else:
230	self.graph.render(self)
231	self.draw_plot()
232	self.subplot.set_title(label=data.label,
233	fontproperties=self.title_font,
234	color=self.title_color)
235	self.subplot.figure.canvas.draw_idle()
236
237
238	## store default value of zmin and zmax
239	self.default_zmin_ctl = self.zmin_2D
240	self.default_zmax_ctl = self.zmax_2D
241	# Check if zoomed
242	toolbar_zoomed = self.toolbar.GetToolEnabled(self.toolbar._NTB2_BACK)
243	if not self.is_zoomed and not toolbar_zoomed:
244	return
245
246	# Recover the x,y limits
247	if (xlo and xhi and ylo and yhi) != None:
248	if (xlo > data.xmin and xhi < data.xmax and\
249	ylo > data.ymin and yhi < data.ymax):
250	self.subplot.set_xlim((xlo, xhi))
251	self.subplot.set_ylim((ylo, yhi))
252	else:
253	self.toolbar.update()
254	self._is_zoomed = False
255
256	# Update Graph menu and help string
257	pos = self.parent._window_menu.FindItem(self.window_caption)
258	helpString = 'Show/Hide Graph: '
259	helpString += (' ' + data.label +';')
260	self.parent._window_menu.SetHelpString(pos, helpString)
261
262	def _set_axis_labels(self):
263	"""
264	Set axis labels
265	"""
266	data = self.data2D
267	# control axis labels from the panel itself
268	yname, yunits = data.get_yaxis()
269	if self.yaxis_label != None:
270	yname = self.yaxis_label
271	yunits = self.yaxis_unit
272	else:
273	self.yaxis_label = yname
274	self.yaxis_unit = yunits
275	xname, xunits = data.get_xaxis()
276	if self.xaxis_label != None:
277	xname = self.xaxis_label
278	xunits = self.xaxis_unit
279	else:
280	self.xaxis_label = xname
281	self.xaxis_unit = xunits
282	self.xaxis(xname, xunits, self.xaxis_font, self.xaxis_color)
283	self.yaxis(yname, yunits, self.yaxis_font, self.yaxis_color)
284
285	def onContextMenu(self, event):
286	"""
287	2D plot context menu
288
289	:param event: wx context event
290
291	"""
292	slicerpop = PanelMenu()
293	slicerpop.set_plots(self.plots)
294	slicerpop.set_graph(self.graph)
295
296	id = wx.NewId()
297	slicerpop.Append(id, '&Save Image')
298	wx.EVT_MENU(self, id, self.onSaveImage)
299
300	id = wx.NewId()
301	slicerpop.Append(id,'&Print Image', 'Print image')
302	wx.EVT_MENU(self, id, self.onPrint)
303
304	id = wx.NewId()
305	slicerpop.Append(id,'&Print Preview', 'Print preview')
306	wx.EVT_MENU(self, id, self.onPrinterPreview)
307
308	id = wx.NewId()
309	slicerpop.Append(id, '&Copy to Clipboard', 'Copy to the clipboard')
310	wx.EVT_MENU(self, id, self.OnCopyFigureMenu)
311	slicerpop.AppendSeparator()
312	# saving data
313	plot = self.data2D
314	id = wx.NewId()
315	name = plot.name
316	slicerpop.Append(id, "&Save as a File (DAT)" )
317	self.action_ids[str(id)] = plot
318	wx.EVT_MENU(self, id, self._onSave)
319
320	slicerpop.AppendSeparator()
321	if len(self.data2D.detector) == 1:
322
323	item_list = self.parent.get_context_menu(self)
324	if (not item_list == None) and (not len(item_list) == 0) and\
325	self.data2D.name.split(" ")[0] != 'Residuals':
326	# The line above; Not for trunk
327	for item in item_list:
328	try:
329	id = wx.NewId()
330	slicerpop.Append(id, item[0], item[1])
331	wx.EVT_MENU(self, id, item[2])
332	except:
333	msg = "ModelPanel1D.onContextMenu: "
334	msg += "bad menu item %s"%sys.exc_value
335	wx.PostEvent(self.parent, StatusEvent(status=msg))
336	pass
337	slicerpop.AppendSeparator()
338
339	id = wx.NewId()
340	slicerpop.Append(id, '&Perform Circular Average')
341	wx.EVT_MENU(self, id, self.onCircular) \
342	# For Masked Data
343	if not plot.mask.all():
344	id = wx.NewId()
345	slicerpop.Append(id, '&Masked Circular Average')
346	wx.EVT_MENU(self, id, self.onMaskedCircular)
347	id = wx.NewId()
348	slicerpop.Append(id, '&Sector [Q View]')
349	wx.EVT_MENU(self, id, self.onSectorQ)
350	id = wx.NewId()
351	slicerpop.Append(id, '&Annulus [Phi View ]')
352	wx.EVT_MENU(self, id, self.onSectorPhi)
353	id = wx.NewId()
354	slicerpop.Append(id, '&Box Sum')
355	wx.EVT_MENU(self, id, self.onBoxSum)
356	id = wx.NewId()
357	slicerpop.Append(id, '&Box Averaging in Qx')
358	wx.EVT_MENU(self, id, self.onBoxavgX)
359	id = wx.NewId()
360	slicerpop.Append(id, '&Box Averaging in Qy')
361	wx.EVT_MENU(self, id, self.onBoxavgY)
362	if self.slicer != None:
363	id = wx.NewId()
364	slicerpop.Append(id, '&Clear Slicer')
365	wx.EVT_MENU(self, id, self.onClearSlicer)
366	if self.slicer.__class__.__name__ != "BoxSum":
367	id = wx.NewId()
368	slicerpop.Append(id, '&Edit Slicer Parameters')
369	wx.EVT_MENU(self, id, self._onEditSlicer)
370	slicerpop.AppendSeparator()
371
372	id = wx.NewId()
373	slicerpop.Append(id, '&Edit Graph Label', 'Edit Graph Label')
374	wx.EVT_MENU(self, id, self.onEditLabels)
375	slicerpop.AppendSeparator()
376
377	id = wx.NewId()
378	slicerpop.Append(id, '&Edit Y Axis Label')
379	wx.EVT_MENU(self, id, self._on_yaxis_label)
380	id = wx.NewId()
381	slicerpop.Append(id, '&Edit X Axis Label')
382	wx.EVT_MENU(self, id, self._on_xaxis_label)
383	id = wx.NewId()
384	slicerpop.Append(id, '&Toggle Grid On/Off', 'Toggle Grid On/Off')
385	wx.EVT_MENU(self, id, self.onGridOnOff)
386	slicerpop.AppendSeparator()
387
388	id = wx.NewId()
389	slicerpop.Append(id, '&2D Color Map')
390	wx.EVT_MENU(self, id, self._onEditDetector)
391	slicerpop.AppendSeparator()
392
393	id = wx.NewId()
394	slicerpop.Append(id, '&Toggle Linear/Log Scale')
395	wx.EVT_MENU(self, id, self._onToggleScale)
396
397
398	slicerpop.AppendSeparator()
399	id = wx.NewId()
400	slicerpop.Append(id, '&Window Title')
401	wx.EVT_MENU(self, id, self.onChangeCaption)
402
403	try:
404	pos_evt = event.GetPosition()
405	pos = self.ScreenToClient(pos_evt)
406	except:
407	pos_x, pos_y = self.toolbar.GetPositionTuple()
408	pos = (pos_x, pos_y + 5)
409	self.PopupMenu(slicerpop, pos)
410
411
412	def onEditLabels(self, event):
413	"""
414	Edit legend label
415	"""
416	selected_plot = self.plots[self.graph.selected_plottable]
417	label = selected_plot.label
418	dial = TextDialog(None, -1, 'Change Label', label)
419	if dial.ShowModal() == wx.ID_OK:
420	try:
421	FONT = FontProperties()
422	newlabel = dial.getText()
423	font = FONT.copy()
424	font.set_size(dial.getSize())
425	font.set_family(dial.getFamily())
426	font.set_style(dial.getStyle())
427	font.set_weight(dial.getWeight())
428	colour = dial.getColor()
429	if len(newlabel) > 0:
430	# update Label
431	selected_plot.label = newlabel
432	self.graph.title(newlabel)
433	self.title_label = selected_plot.label
434	self.title_font = font
435	self.title_color = colour
436	## render the graph
437	self.subplot.set_title(label=self.title_label,
438	fontproperties=self.title_font,
439	color=self.title_color)
440	self._is_changed_legend_label = True
441	self.subplot.figure.canvas.draw_idle()
442	except:
443	if self.parent != None:
444	from sans.guiframe.events import StatusEvent
445	msg= "Add Text: Error. Check your property values..."
446	wx.PostEvent(self.parent, StatusEvent(status = msg ))
447	else:
448	raise
449	dial.Destroy()
450
451	# Update Graph menu and help string
452	if self.title_label != None:
453	pos = self.parent._window_menu.FindItem(self.window_caption)
454	helpString = 'Show/Hide Graph: '
455	helpString += (' ' + self.title_label +';')
456	self.parent._window_menu.SetHelpString(pos, helpString)
457
458
459	def _onEditDetector(self, event):
460	"""
461	Allow to view and edits detector parameters
462
463	:param event: wx.menu event
464
465	"""
466	import detector_dialog
467	dialog = detector_dialog.DetectorDialog(self, -1,base=self.parent,
468	reset_zmin_ctl =self.default_zmin_ctl,
469	reset_zmax_ctl = self.default_zmax_ctl,cmap=self.cmap)
470	## info of current detector and data2D
471	xnpts = len(self.data2D.x_bins)
472	ynpts = len(self.data2D.y_bins)
473	xmax = max(self.data2D.xmin, self.data2D.xmax)
474	ymax = max(self.data2D.ymin, self.data2D.ymax)
475	qmax = math.sqrt(math.pow(xmax, 2) + math.pow(ymax, 2))
476	beam = self.data2D.xmin
477	## set dialog window content
478	dialog.setContent(xnpts=xnpts,ynpts=ynpts,qmax=qmax,
479	beam=self.data2D.xmin,
480	zmin = self.zmin_2D,
481	zmax = self.zmax_2D)
482	if dialog.ShowModal() == wx.ID_OK:
483	evt = dialog.getContent()
484	self.zmin_2D = evt.zmin
485	self.zmax_2D = evt.zmax
486	self.cmap = evt.cmap
487	dialog.Destroy()
488	## Redraw the current image
489	self.image(data=self.data2D.data,
490	qx_data=self.data2D.qx_data,
491	qy_data=self.data2D.qy_data,
492	xmin= self.data2D.xmin,
493	xmax= self.data2D.xmax,
494	ymin= self.data2D.ymin,
495	ymax= self.data2D.ymax,
496	zmin= self.zmin_2D,
497	zmax= self.zmax_2D,
498	cmap= self.cmap,
499	color=0, symbol=0, label=self.data2D.name)
500	self.subplot.figure.canvas.draw_idle()
501
502	def freeze_axes(self):
503	"""
504	"""
505	self.axes_frozen = True
506
507	def thaw_axes(self):
508	"""
509	"""
510	self.axes_frozen = False
511
512	def onMouseMotion(self,event):
513	"""
514	"""
515	pass
516
517	def onWheel(self, event):
518	"""
519	"""
520	pass
521
522	def update(self, draw=True):
523	"""
524	Respond to changes in the model by recalculating the
525	profiles and resetting the widgets.
526	"""
527	self.draw_plot()
528
529	def _getEmptySlicerEvent(self):
530	"""
531	create an empty slicervent
532	"""
533	return SlicerEvent(type=None, params=None, obj_class=None)
534
535	def _onEVT_INTERNAL(self, event):
536	"""
537	Draw the slicer
538
539	:param event: wx.lib.newevent (SlicerEvent) containing slicer
540	parameter
541
542	"""
543	self._setSlicer(event.slicer)
544
545	def _setSlicer(self, slicer):
546	"""
547	Clear the previous slicer and create a new one.Post an internal
548	event.
549
550	:param slicer: slicer class to create
551
552	"""
553	## Clear current slicer
554	if not self.slicer == None:
555	self.slicer.clear()
556	## Create a new slicer
557	self.slicer_z += 1
558	self.slicer = slicer(self, self.subplot, zorder=self.slicer_z)
559	self.subplot.set_ylim(self.data2D.ymin, self.data2D.ymax)
560	self.subplot.set_xlim(self.data2D.xmin, self.data2D.xmax)
561	## Draw slicer
562	self.update()
563	self.slicer.update()
564	msg = "Plotter2D._setSlicer %s"%self.slicer.__class__.__name__
565	wx.PostEvent(self.parent, StatusEvent(status=msg))
566	# Post slicer event
567	event = self._getEmptySlicerEvent()
568	event.type = self.slicer.__class__.__name__
569	event.obj_class = self.slicer.__class__
570	event.params = self.slicer.get_params()
571	wx.PostEvent(self, event)
572
573	def onMaskedCircular(self, event):
574	"""
575	perform circular averaging on Data2D with mask if it exists
576
577	:param event: wx.menu event
578
579	"""
580	self.onCircular(event, True)
581
582	def onCircular(self, event, ismask=False):
583	"""
584	perform circular averaging on Data2D
585
586	:param event: wx.menu event
587
588	"""
589	# Find the best number of bins
590	npt = math.sqrt(len(self.data2D.data[numpy.isfinite(self.data2D.data)]))
591	npt = math.floor(npt)
592	from sans.dataloader.manipulations import CircularAverage
593	## compute the maximum radius of data2D
594	self.qmax = max(math.fabs(self.data2D.xmax),
595	math.fabs(self.data2D.xmin))
596	self.ymax = max(math.fabs(self.data2D.ymax),
597	math.fabs(self.data2D.ymin))
598	self.radius = math.sqrt(math.pow(self.qmax, 2)+ math.pow(self.ymax, 2))
599	##Compute beam width
600	bin_width = (self.qmax + self.qmax)/npt
601	## Create data1D circular average of data2D
602	Circle = CircularAverage(r_min=0, r_max=self.radius,
603	bin_width=bin_width)
604	circ = Circle(self.data2D, ismask=ismask)
605	from sans.guiframe.dataFitting import Data1D
606	if hasattr(circ, "dxl"):
607	dxl = circ.dxl
608	else:
609	dxl = None
610	if hasattr(circ, "dxw"):
611	dxw = circ.dxw
612	else:
613	dxw = None
614
615	new_plot = Data1D(x=circ.x, y=circ.y, dy=circ.dy, dx=circ.dx)
616	new_plot.dxl = dxl
617	new_plot.dxw = dxw
618	new_plot.name = "Circ avg " + self.data2D.name
619	new_plot.source = self.data2D.source
620	#new_plot.info = self.data2D.info
621	new_plot.interactive = True
622	new_plot.detector = self.data2D.detector
623
624	## If the data file does not tell us what the axes are, just assume...
625	new_plot.xaxis("\\rm{Q}", "A^{-1}")
626	if hasattr(self.data2D, "scale") and \
627	self.data2D.scale == 'linear':
628	new_plot.ytransform = 'y'
629	new_plot.yaxis("\\rm{Residuals} ", "normalized")
630	else:
631	new_plot.yaxis("\\rm{Intensity} ", "cm^{-1}")
632
633	new_plot.group_id = "Circ avg " + self.data2D.name
634	new_plot.id = "Circ avg " + self.data2D.name
635	new_plot.is_data = True
636	self.parent.update_theory(data_id=self.data2D, \
637	theory=new_plot)
638	wx.PostEvent(self.parent,
639	NewPlotEvent(plot=new_plot, title=new_plot.name))
640
641	def _onEditSlicer(self, event):
642	"""
643	Is available only when a slicer is drawn.Create a dialog
644	window where the user can enter value to reset slicer
645	parameters.
646
647	:param event: wx.menu event
648
649	"""
650	if self.slicer != None:
651	from SlicerParameters import SlicerParameterPanel
652	dialog = SlicerParameterPanel(self, -1, "Slicer Parameters")
653	dialog.set_slicer(self.slicer.__class__.__name__,
654	self.slicer.get_params())
655	if dialog.ShowModal() == wx.ID_OK:
656	dialog.Destroy()
657
658	def onSectorQ(self, event):
659	"""
660	Perform sector averaging on Q and draw sector slicer
661	"""
662	from SectorSlicer import SectorInteractor
663	self.onClearSlicer(event)
664	wx.PostEvent(self, InternalEvent(slicer=SectorInteractor))
665
666	def onSectorPhi(self, event):
667	"""
668	Perform sector averaging on Phi and draw annulus slicer
669	"""
670	from AnnulusSlicer import AnnulusInteractor
671	self.onClearSlicer(event)
672	wx.PostEvent(self, InternalEvent(slicer=AnnulusInteractor))
673
674	def onBoxSum(self, event):
675	"""
676	"""
677	from boxSum import BoxSum
678	self.onClearSlicer(event)
679	self.slicer_z += 1
680	self.slicer = BoxSum(self, self.subplot, zorder=self.slicer_z)
681	self.subplot.set_ylim(self.data2D.ymin, self.data2D.ymax)
682	self.subplot.set_xlim(self.data2D.xmin, self.data2D.xmax)
683	self.update()
684	self.slicer.update()
685	## Value used to initially set the slicer panel
686	type = self.slicer.__class__.__name__
687	params = self.slicer.get_params()
688	## Create a new panel to display results of summation of Data2D
689	from slicerpanel import SlicerPanel
690	new_panel = SlicerPanel(parent=self.parent, id=-1,
691	base=self, type=type,
692	params=params, style=wx.RAISED_BORDER)
693
694	new_panel.window_caption = self.slicer.__class__.__name__ + " " + \
695	str(self.data2D.name)
696	new_panel.window_name = self.slicer.__class__.__name__+ " " + \
697	str(self.data2D.name)
698	## Store a reference of the new created panel
699	self.panel_slicer = new_panel
700	## save the window_caption of the new panel in the current slicer
701	self.slicer.set_panel_name(name=new_panel.window_caption)
702	## post slicer panel to guiframe to display it
703	from sans.guiframe.events import SlicerPanelEvent
704	wx.PostEvent(self.parent, SlicerPanelEvent(panel=self.panel_slicer,
705	main_panel=self))
706
707	def onBoxavgX(self,event):
708	"""
709	Perform 2D data averaging on Qx
710	Create a new slicer .
711
712	:param event: wx.menu event
713	"""
714	from boxSlicer import BoxInteractorX
715	self.onClearSlicer(event)
716	wx.PostEvent(self, InternalEvent(slicer=BoxInteractorX))
717
718	def onBoxavgY(self,event):
719	"""
720	Perform 2D data averaging on Qy
721	Create a new slicer .
722
723	:param event: wx.menu event
724
725	"""
726	from boxSlicer import BoxInteractorY
727	self.onClearSlicer(event)
728	wx.PostEvent(self, InternalEvent(slicer=BoxInteractorY))
729
730	def onClearSlicer(self, event):
731	"""
732	Clear the slicer on the plot
733	"""
734	if not self.slicer == None:
735	self.slicer.clear()
736	self.subplot.figure.canvas.draw()
737	self.slicer = None
738	# Post slicer None event
739	event = self._getEmptySlicerEvent()
740	wx.PostEvent(self, event)
741
742	def _onSave(self, evt):
743	"""
744	Save a data set to a dat(text) file
745
746	:param evt: Menu event
747
748	"""
749	id = str(evt.GetId())
750	if self.parent != None:
751	self._default_save_location = self.parent._default_save_location
752	default_name = self.plots[self.graph.selected_plottable].label
753	if default_name.count('.') > 0:
754	default_name = default_name.split('.')[0]
755	default_name += "_out"
756	if id in self.action_ids:
757
758	path = None
759	wildcard = "IGOR/DAT 2D file in Q_map (.dat)\|.DAT"
760	dlg = wx.FileDialog(self, "Choose a file",
761	self._default_save_location,
762	default_name, wildcard , wx.SAVE)
763
764	if dlg.ShowModal() == wx.ID_OK:
765	path = dlg.GetPath()
766	# ext_num = 0 for .txt, ext_num = 1 for .xml
767	# This is MAC Fix
768	ext_num = dlg.GetFilterIndex()
769	if ext_num == 0:
770	format = '.dat'
771	else:
772	format = ''
773	path = os.path.splitext(path)[0] + format
774	mypath = os.path.basename(path)
775
776	#TODO: This is bad design. The DataLoader is designed
777	#to recognize extensions.
778	# It should be a simple matter of calling the .
779	#save(file, data, '.xml') method
780	# of the DataLoader.loader.Loader class.
781	from sans.dataloader.loader import Loader
782	#Instantiate a loader
783	loader = Loader()
784	data = self.data2D
785
786	format = ".dat"
787	if os.path.splitext(mypath)[1].lower() == format:
788	# Make sure the ext included in the file name
789	# especially on MAC
790	fName = os.path.splitext(path)[0] + format
791	loader.save(fName, data, format)
792	try:
793	self._default_save_location = os.path.dirname(path)
794	self.parent._default_save_location = \
795	self._default_save_location
796	except:
797	pass
798	dlg.Destroy()

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SasView

source: sasview/sansguiframe/src/sans/guiframe/local_perspectives/plotting/Plotter2D.py @ ea4ed10

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