Plotter2D.py @ 2259920

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 2259920 was e85e2bc, checked in by Jae Cho <jhjcho@…>, 13 years ago
put back the x-y pos on left-click
Property mode set to `100644`
File size: 28.9 KB

Line
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
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, '&Modify Y Axis Label')
379	wx.EVT_MENU(self, id, self._on_yaxis_label)
380	id = wx.NewId()
381	slicerpop.Append(id, '&Modify X Axis Label')
382	wx.EVT_MENU(self, id, self._on_xaxis_label)
383	slicerpop.AppendSeparator()
384
385	id = wx.NewId()
386	slicerpop.Append(id, '&2D Color Map')
387	wx.EVT_MENU(self, id, self._onEditDetector)
388	slicerpop.AppendSeparator()
389
390	id = wx.NewId()
391	slicerpop.Append(id, '&Toggle Linear/Log Scale')
392	wx.EVT_MENU(self, id, self._onToggleScale)
393
394
395	slicerpop.AppendSeparator()
396	id = wx.NewId()
397	slicerpop.Append(id, '&Window Title')
398	wx.EVT_MENU(self, id, self.onChangeCaption)
399
400	try:
401	pos_evt = event.GetPosition()
402	pos = self.ScreenToClient(pos_evt)
403	except:
404	pos_x, pos_y = self.toolbar.GetPositionTuple()
405	pos = (pos_x, pos_y + 5)
406	self.PopupMenu(slicerpop, pos)
407
408
409	def onEditLabels(self, event):
410	"""
411	Edit legend label
412	"""
413	selected_plot = self.plots[self.graph.selected_plottable]
414	label = selected_plot.label
415	dial = TextDialog(None, -1, 'Change Label', label)
416	if dial.ShowModal() == wx.ID_OK:
417	try:
418	FONT = FontProperties()
419	newlabel = dial.getText()
420	font = FONT.copy()
421	font.set_size(dial.getSize())
422	font.set_family(dial.getFamily())
423	font.set_style(dial.getStyle())
424	font.set_weight(dial.getWeight())
425	colour = dial.getColor()
426	if len(newlabel) > 0:
427	# update Label
428	selected_plot.label = newlabel
429	self.graph.title(newlabel)
430	self.title_label = selected_plot.label
431	self.title_font = font
432	self.title_color = colour
433	## render the graph
434	self.subplot.set_title(label=self.title_label,
435	fontproperties=self.title_font,
436	color=self.title_color)
437	self.subplot.figure.canvas.draw_idle()
438	except:
439	if self.parent != None:
440	from sans.guiframe.events import StatusEvent
441	msg= "Add Text: Error. Check your property values..."
442	wx.PostEvent(self.parent, StatusEvent(status = msg ))
443	else:
444	raise
445	dial.Destroy()
446
447	# Update Graph menu and help string
448	if self.title_label != None:
449	pos = self.parent._window_menu.FindItem(self.window_caption)
450	helpString = 'Show/Hide Graph: '
451	helpString += (' ' + self.title_label +';')
452	self.parent._window_menu.SetHelpString(pos, helpString)
453
454
455	def _onEditDetector(self, event):
456	"""
457	Allow to view and edits detector parameters
458
459	:param event: wx.menu event
460
461	"""
462	import detector_dialog
463	dialog = detector_dialog.DetectorDialog(self, -1,base=self.parent,
464	reset_zmin_ctl =self.default_zmin_ctl,
465	reset_zmax_ctl = self.default_zmax_ctl,cmap=self.cmap)
466	## info of current detector and data2D
467	xnpts = len(self.data2D.x_bins)
468	ynpts = len(self.data2D.y_bins)
469	xmax = max(self.data2D.xmin, self.data2D.xmax)
470	ymax = max(self.data2D.ymin, self.data2D.ymax)
471	qmax = math.sqrt(math.pow(xmax, 2) + math.pow(ymax, 2))
472	beam = self.data2D.xmin
473	## set dialog window content
474	dialog.setContent(xnpts=xnpts,ynpts=ynpts,qmax=qmax,
475	beam=self.data2D.xmin,
476	zmin = self.zmin_2D,
477	zmax = self.zmax_2D)
478	if dialog.ShowModal() == wx.ID_OK:
479	evt = dialog.getContent()
480	self.zmin_2D = evt.zmin
481	self.zmax_2D = evt.zmax
482	self.cmap = evt.cmap
483	dialog.Destroy()
484	## Redraw the current image
485	self.image(data=self.data2D.data,
486	qx_data=self.data2D.qx_data,
487	qy_data=self.data2D.qy_data,
488	xmin= self.data2D.xmin,
489	xmax= self.data2D.xmax,
490	ymin= self.data2D.ymin,
491	ymax= self.data2D.ymax,
492	zmin= self.zmin_2D,
493	zmax= self.zmax_2D,
494	cmap= self.cmap,
495	color=0, symbol=0, label=self.data2D.name)
496	self.subplot.figure.canvas.draw_idle()
497
498	def freeze_axes(self):
499	"""
500	"""
501	self.axes_frozen = True
502
503	def thaw_axes(self):
504	"""
505	"""
506	self.axes_frozen = False
507
508	def onMouseMotion(self,event):
509	"""
510	"""
511	pass
512
513	def onWheel(self, event):
514	"""
515	"""
516	pass
517
518	def update(self, draw=True):
519	"""
520	Respond to changes in the model by recalculating the
521	profiles and resetting the widgets.
522	"""
523	self.draw_plot()
524
525	def _getEmptySlicerEvent(self):
526	"""
527	create an empty slicervent
528	"""
529	return SlicerEvent(type=None, params=None, obj_class=None)
530
531	def _onEVT_INTERNAL(self, event):
532	"""
533	Draw the slicer
534
535	:param event: wx.lib.newevent (SlicerEvent) containing slicer
536	parameter
537
538	"""
539	self._setSlicer(event.slicer)
540
541	def _setSlicer(self, slicer):
542	"""
543	Clear the previous slicer and create a new one.Post an internal
544	event.
545
546	:param slicer: slicer class to create
547
548	"""
549	## Clear current slicer
550	if not self.slicer == None:
551	self.slicer.clear()
552	## Create a new slicer
553	self.slicer_z += 1
554	self.slicer = slicer(self, self.subplot, zorder=self.slicer_z)
555	self.subplot.set_ylim(self.data2D.ymin, self.data2D.ymax)
556	self.subplot.set_xlim(self.data2D.xmin, self.data2D.xmax)
557	## Draw slicer
558	self.update()
559	self.slicer.update()
560	msg = "Plotter2D._setSlicer %s"%self.slicer.__class__.__name__
561	wx.PostEvent(self.parent, StatusEvent(status=msg))
562	# Post slicer event
563	event = self._getEmptySlicerEvent()
564	event.type = self.slicer.__class__.__name__
565	event.obj_class = self.slicer.__class__
566	event.params = self.slicer.get_params()
567	wx.PostEvent(self, event)
568
569	def onMaskedCircular(self, event):
570	"""
571	perform circular averaging on Data2D with mask if it exists
572
573	:param event: wx.menu event
574
575	"""
576	self.onCircular(event, True)
577
578	def onCircular(self, event, ismask=False):
579	"""
580	perform circular averaging on Data2D
581
582	:param event: wx.menu event
583
584	"""
585	# Find the best number of bins
586	npt = math.sqrt(len(self.data2D.data[numpy.isfinite(self.data2D.data)]))
587	npt = math.floor(npt)
588	from sans.dataloader.manipulations import CircularAverage
589	## compute the maximum radius of data2D
590	self.qmax = max(math.fabs(self.data2D.xmax),
591	math.fabs(self.data2D.xmin))
592	self.ymax = max(math.fabs(self.data2D.ymax),
593	math.fabs(self.data2D.ymin))
594	self.radius = math.sqrt(math.pow(self.qmax, 2)+ math.pow(self.ymax, 2))
595	##Compute beam width
596	bin_width = (self.qmax + self.qmax)/npt
597	## Create data1D circular average of data2D
598	Circle = CircularAverage(r_min=0, r_max=self.radius,
599	bin_width=bin_width)
600	circ = Circle(self.data2D, ismask=ismask)
601	from sans.guiframe.dataFitting import Data1D
602	if hasattr(circ, "dxl"):
603	dxl = circ.dxl
604	else:
605	dxl = None
606	if hasattr(circ, "dxw"):
607	dxw = circ.dxw
608	else:
609	dxw = None
610
611	new_plot = Data1D(x=circ.x, y=circ.y, dy=circ.dy, dx=circ.dx)
612	new_plot.dxl = dxl
613	new_plot.dxw = dxw
614	new_plot.name = "Circ avg " + self.data2D.name
615	new_plot.source = self.data2D.source
616	#new_plot.info = self.data2D.info
617	new_plot.interactive = True
618	new_plot.detector = self.data2D.detector
619
620	## If the data file does not tell us what the axes are, just assume...
621	new_plot.xaxis("\\rm{Q}", "A^{-1}")
622	if hasattr(self.data2D, "scale") and \
623	self.data2D.scale == 'linear':
624	new_plot.ytransform = 'y'
625	new_plot.yaxis("\\rm{Residuals} ", "normalized")
626	else:
627	new_plot.yaxis("\\rm{Intensity} ", "cm^{-1}")
628
629	new_plot.group_id = "Circ avg " + self.data2D.name
630	new_plot.id = "Circ avg " + self.data2D.name
631	new_plot.is_data = True
632	wx.PostEvent(self.parent,
633	NewPlotEvent(plot=new_plot, title=new_plot.name))
634
635	def _onEditSlicer(self, event):
636	"""
637	Is available only when a slicer is drawn.Create a dialog
638	window where the user can enter value to reset slicer
639	parameters.
640
641	:param event: wx.menu event
642
643	"""
644	if self.slicer != None:
645	from SlicerParameters import SlicerParameterPanel
646	dialog = SlicerParameterPanel(self, -1, "Slicer Parameters")
647	dialog.set_slicer(self.slicer.__class__.__name__,
648	self.slicer.get_params())
649	if dialog.ShowModal() == wx.ID_OK:
650	dialog.Destroy()
651
652	def onSectorQ(self, event):
653	"""
654	Perform sector averaging on Q and draw sector slicer
655	"""
656	from SectorSlicer import SectorInteractor
657	self.onClearSlicer(event)
658	wx.PostEvent(self, InternalEvent(slicer=SectorInteractor))
659
660	def onSectorPhi(self, event):
661	"""
662	Perform sector averaging on Phi and draw annulus slicer
663	"""
664	from AnnulusSlicer import AnnulusInteractor
665	self.onClearSlicer(event)
666	wx.PostEvent(self, InternalEvent(slicer=AnnulusInteractor))
667
668	def onBoxSum(self, event):
669	"""
670	"""
671	from boxSum import BoxSum
672	self.onClearSlicer(event)
673	self.slicer_z += 1
674	self.slicer = BoxSum(self, self.subplot, zorder=self.slicer_z)
675	self.subplot.set_ylim(self.data2D.ymin, self.data2D.ymax)
676	self.subplot.set_xlim(self.data2D.xmin, self.data2D.xmax)
677	self.update()
678	self.slicer.update()
679	## Value used to initially set the slicer panel
680	type = self.slicer.__class__.__name__
681	params = self.slicer.get_params()
682	## Create a new panel to display results of summation of Data2D
683	from slicerpanel import SlicerPanel
684	new_panel = SlicerPanel(parent=self.parent, id=-1,
685	base=self, type=type,
686	params=params, style=wx.RAISED_BORDER)
687
688	new_panel.window_caption = self.slicer.__class__.__name__ + " " + \
689	str(self.data2D.name)
690	new_panel.window_name = self.slicer.__class__.__name__+ " " + \
691	str(self.data2D.name)
692	## Store a reference of the new created panel
693	self.panel_slicer = new_panel
694	## save the window_caption of the new panel in the current slicer
695	self.slicer.set_panel_name(name=new_panel.window_caption)
696	## post slicer panel to guiframe to display it
697	from sans.guiframe.events import SlicerPanelEvent
698	wx.PostEvent(self.parent, SlicerPanelEvent(panel=self.panel_slicer,
699	main_panel=self))
700
701	def onBoxavgX(self,event):
702	"""
703	Perform 2D data averaging on Qx
704	Create a new slicer .
705
706	:param event: wx.menu event
707	"""
708	from boxSlicer import BoxInteractorX
709	self.onClearSlicer(event)
710	wx.PostEvent(self, InternalEvent(slicer=BoxInteractorX))
711
712	def onBoxavgY(self,event):
713	"""
714	Perform 2D data averaging on Qy
715	Create a new slicer .
716
717	:param event: wx.menu event
718
719	"""
720	from boxSlicer import BoxInteractorY
721	self.onClearSlicer(event)
722	wx.PostEvent(self, InternalEvent(slicer=BoxInteractorY))
723
724	def onClearSlicer(self, event):
725	"""
726	Clear the slicer on the plot
727	"""
728	if not self.slicer == None:
729	self.slicer.clear()
730	self.subplot.figure.canvas.draw()
731	self.slicer = None
732	# Post slicer None event
733	event = self._getEmptySlicerEvent()
734	wx.PostEvent(self, event)
735
736	def _onSave(self, evt):
737	"""
738	Save a data set to a dat(text) file
739
740	:param evt: Menu event
741
742	"""
743	id = str(evt.GetId())
744	if id in self.action_ids:
745
746	path = None
747	wildcard = "IGOR/DAT 2D file in Q_map (.dat)\|.DAT"
748	dlg = wx.FileDialog(self, "Choose a file",
749	self._default_save_location,
750	"", wildcard , wx.SAVE)
751
752	if dlg.ShowModal() == wx.ID_OK:
753	path = dlg.GetPath()
754	# ext_num = 0 for .txt, ext_num = 1 for .xml
755	# This is MAC Fix
756	ext_num = dlg.GetFilterIndex()
757	if ext_num == 0:
758	format = '.dat'
759	else:
760	format = ''
761	path = os.path.splitext(path)[0] + format
762	mypath = os.path.basename(path)
763
764	#TODO: This is bad design. The DataLoader is designed
765	#to recognize extensions.
766	# It should be a simple matter of calling the .
767	#save(file, data, '.xml') method
768	# of the DataLoader.loader.Loader class.
769	from sans.dataloader.loader import Loader
770	#Instantiate a loader
771	loader = Loader()
772	data = self.data2D
773
774	format = ".dat"
775	if os.path.splitext(mypath)[1].lower() == format:
776	# Make sure the ext included in the file name
777	# especially on MAC
778	fName = os.path.splitext(path)[0] + format
779	loader.save(fName, data, format)
780	try:
781	self._default_save_location = os.path.dirname(path)
782	except:
783	pass
784	dlg.Destroy()

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SasView

source: sasview/sansguiframe/src/sans/guiframe/local_perspectives/plotting/Plotter2D.py @ 2259920

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