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source: trunk/gui/scripts/vtkviewer.tcl @ 5956

Last change on this file since 5956 was 5772, checked in by ldelgass, 9 years ago
Remove code with no effect
File size: 109.9 KB

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1	# -- mode: tcl; indent-tabs-mode: nil --
2	# ----------------------------------------------------------------------
3	# COMPONENT: vtkviewer - Vtk drawing object viewer
4	#
5	# It connects to the Vtk server running on a rendering farm,
6	# transmits data, and displays the results.
7	# ======================================================================
8	# AUTHOR: Michael McLennan, Purdue University
9	# Copyright (c) 2004-2014 HUBzero Foundation, LLC
10	#
11	# See the file "license.terms" for information on usage and
12	# redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
13	# ======================================================================
14	package require Itk
15	package require BLT
16	#package require Img
17
18	option add *VtkViewer.width 4i widgetDefault
19	option add VtkViewercursor crosshair widgetDefault
20	option add *VtkViewer.height 4i widgetDefault
21	option add *VtkViewer.foreground black widgetDefault
22	option add *VtkViewer.controlBackground gray widgetDefault
23	option add *VtkViewer.controlDarkBackground #999999 widgetDefault
24	option add *VtkViewer.plotBackground black widgetDefault
25	option add *VtkViewer.plotForeground white widgetDefault
26	option add *VtkViewer.font \
27	--helvetica-medium-r-normal--12-* widgetDefault
28
29	# must use this name -- plugs into Rappture::resources::load
30	proc VtkViewer_init_resources {} {
31	Rappture::resources::register \
32	vtkvis_server Rappture::VtkViewer::SetServerList
33	}
34
35	itcl::class Rappture::VtkViewer {
36	inherit Rappture::VisViewer
37
38	itk_option define -plotforeground plotForeground Foreground ""
39	itk_option define -plotbackground plotBackground Background ""
40
41	constructor { hostlist args } {
42	Rappture::VisViewer::constructor $hostlist
43	} {
44	# defined below
45	}
46	destructor {
47	# defined below
48	}
49	public proc SetServerList { namelist } {
50	Rappture::VisViewer::SetServerList "vtkvis" $namelist
51	}
52	public method add {dataobj {settings ""}}
53	public method camera {option args}
54	public method delete {args}
55	public method disconnect {}
56	public method download {option args}
57	public method get {args}
58	public method isconnected {}
59	public method limits { dataobj }
60	public method parameters {title args} {
61	# do nothing
62	}
63	public method scale {args}
64
65	# The following methods are only used by this class.
66	private method AdjustSetting {what {value ""}}
67	private method BuildAxisTab {}
68	private method BuildCameraTab {}
69	private method BuildColormap { name }
70	private method BuildCutawayTab {}
71	private method BuildDownloadPopup { widget command }
72	private method BuildGlyphsTab {}
73	private method BuildMoleculeTab {}
74	private method BuildPolydataTab {}
75	private method ChangeColormap { dataobj comp color }
76	private method Connect {}
77	private method CurrentDatasets {args}
78	private method Disconnect {}
79	private method DoResize {}
80	private method DoRotate {}
81	private method DrawLegend {}
82	private method EnterLegend { x y }
83	private method EventuallyResize { w h }
84	private method EventuallyRotate { q }
85	private method EventuallySetAtomScale { args }
86	private method EventuallySetBondScale { args }
87	private method EventuallySetGlyphsOpacity { args }
88	private method EventuallySetMoleculeOpacity { args }
89	private method EventuallySetMoleculeQuality { args }
90	private method EventuallySetPolydataOpacity { args }
91	private method GetImage { args }
92	private method GetVtkData { args }
93	private method InitSettings { args }
94	private method IsValidObject { dataobj }
95	private method LeaveLegend {}
96	private method MotionLegend { x y }
97	private method Pan {option x y}
98	private method PanCamera {}
99	private method Pick {x y}
100	private method QuaternionToView { q } {
101	foreach { _view(-qw) _view(-qx) _view(-qy) _view(-qz) } $q break
102	}
103	private method Rebuild {}
104	private method ReceiveDataset { args }
105	private method ReceiveImage { args }
106	private method ReceiveLegend { colormap title vmin vmax size }
107	private method RequestLegend {}
108	private method Rotate {option x y}
109	private method SetAtomScale {}
110	private method SetBondScale {}
111	private method SetColormap { dataobj comp }
112	private method SetGlyphsOpacity {}
113	private method SetLegendTip { x y }
114	private method SetMoleculeOpacity {}
115	private method SetMoleculeQuality {}
116	private method SetObjectStyle { dataobj comp }
117	private method SetOpacity { dataset }
118	private method SetOrientation { side }
119	private method SetPolydataOpacity {}
120	private method Slice {option args}
121	private method ViewToQuaternion {} {
122	return [list $_view(-qw) $_view(-qx) $_view(-qy) $_view(-qz)]
123	}
124	private method Zoom {option}
125
126	private variable _arcball ""
127	private variable _dlist ""; # list of data objects
128	private variable _obj2ovride; # maps dataobj => style override
129	private variable _datasets; # contains all the dataobj-component
130	# datasets in the server
131	private variable _colormaps; # contains all the colormaps
132	# in the server.
133	private variable _dataset2style; # maps dataobj-component to transfunc
134	private variable _click; # info used for rotate operations
135	private variable _limits; # autoscale min/max for all axes
136	private variable _view; # view params for 3D view
137	private variable _settings
138	private variable _style; # Array of current component styles.
139	private variable _initialStyle; # Array of initial component styles.
140	private variable _axis
141	private variable _reset 1; # Connection to server has been reset.
142	private variable _haveGlyphs 0
143	private variable _haveMolecules 0
144	private variable _havePolydata 0
145
146	private variable _first ""; # This is the topmost dataset.
147	private variable _start 0
148	private variable _title ""
149	private variable _width 0
150	private variable _height 0
151	private variable _resizePending 0
152	private variable _rotatePending 0
153	private variable _atomScalePending 0
154	private variable _bondScalePending 0
155	private variable _moleculeOpacityPending 0
156	private variable _moleculeQualityPending 0
157	private variable _polydataOpacityPending 0
158	private variable _glyphsOpacityPending 0
159	private variable _rotateDelay 150
160	private variable _scaleDelay 100
161
162	private common _downloadPopup; # download options from popup
163	private common _hardcopy
164	}
165
166	itk::usual VtkViewer {
167	keep -background -foreground -cursor -font
168	keep -plotbackground -plotforeground
169	}
170
171	# ----------------------------------------------------------------------
172	# CONSTRUCTOR
173	# ----------------------------------------------------------------------
174	itcl::body Rappture::VtkViewer::constructor {hostlist args} {
175	package require vtk
176	set _serverType "vtkvis"
177
178	# Rebuild event
179	$_dispatcher register !rebuild
180	$_dispatcher dispatch $this !rebuild "[itcl::code $this Rebuild]; list"
181
182	# Resize event
183	$_dispatcher register !resize
184	$_dispatcher dispatch $this !resize "[itcl::code $this DoResize]; list"
185
186	# Rotate event
187	$_dispatcher register !rotate
188	$_dispatcher dispatch $this !rotate "[itcl::code $this DoRotate]; list"
189
190	# Atom scale event
191	$_dispatcher register !atomscale
192	$_dispatcher dispatch $this !atomscale \
193	"[itcl::code $this SetAtomScale]; list"
194
195	# Bond scale event
196	$_dispatcher register !bondscale
197	$_dispatcher dispatch $this !bondscale \
198	"[itcl::code $this SetBondScale]; list"
199
200	# Molecule opacity event
201	$_dispatcher register !moleculeOpacity
202	$_dispatcher dispatch $this !moleculeOpacity \
203	"[itcl::code $this SetMoleculeOpacity]; list"
204
205	# Molecule quality event
206	$_dispatcher register !moleculeQuality
207	$_dispatcher dispatch $this !moleculeQuality \
208	"[itcl::code $this SetMoleculeQuality]; list"
209
210	# Polydata opacity event
211	$_dispatcher register !polydataOpacity
212	$_dispatcher dispatch $this !polydataOpacity \
213	"[itcl::code $this SetPolydataOpacity]; list"
214
215	# Glyphs opacity event
216	$_dispatcher register !glyphsOpacity
217	$_dispatcher dispatch $this !glyphsOpacity \
218	"[itcl::code $this SetGlyphsOpacity]; list"
219
220	#
221	# Populate parser with commands handle incoming requests
222	#
223	$_parser alias image [itcl::code $this ReceiveImage]
224	$_parser alias dataset [itcl::code $this ReceiveDataset]
225	$_parser alias legend [itcl::code $this ReceiveLegend]
226
227	# Initialize the view to some default parameters.
228	array set _view {
229	-ortho 0
230	-qw 0.853553
231	-qx -0.353553
232	-qy 0.353553
233	-qz 0.146447
234	-xpan 0
235	-ypan 0
236	-zoom 1.0
237	}
238	set _arcball [blt::arcball create 100 100]
239	$_arcball quaternion [ViewToQuaternion]
240
241	set _limits(zmin) 0.0
242	set _limits(zmax) 1.0
243
244	array set _axis [subst {
245	labels 1
246	minorticks 1
247	visible 1
248	xgrid 0
249	ygrid 0
250	zgrid 0
251	xcutaway 0
252	ycutaway 0
253	zcutaway 0
254	xposition 0
255	yposition 0
256	zposition 0
257	xdirection -1
258	ydirection -1
259	zdirection -1
260	}]
261	array set _settings [subst {
262	glyphs-edges 0
263	glyphs-lighting 1
264	glyphs-opacity 100
265	glyphs-outline 0
266	glyphs-palette BCGYR
267	glyphs-visible 1
268	glyphs-wireframe 0
269	legend 1
270	molecule-atoms-visible 1
271	molecule-atomscale 0.3
272	molecule-bonds-visible 1
273	molecule-bondscale 0.075
274	molecule-bondstyle "cylinder"
275	molecule-edges 0
276	molecule-labels 0
277	molecule-lighting 1
278	molecule-opacity 100
279	molecule-outline 0
280	molecule-palette elementDefault
281	molecule-quality 1.0
282	molecule-representation "Ball and Stick"
283	molecule-rscale "covalent"
284	molecule-visible 1
285	molecule-wireframe 0
286	polydata-edges 0
287	polydata-lighting 1
288	polydata-opacity 100
289	polydata-outline 0
290	polydata-palette BCGYR
291	polydata-visible 1
292	polydata-wireframe 0
293	}]
294	itk_component add view {
295	canvas $itk_component(plotarea).view \
296	-highlightthickness 0 -borderwidth 0
297	} {
298	usual
299	ignore -highlightthickness -borderwidth -background
300	}
301
302	set c $itk_component(view)
303	bind $c <Configure> [itcl::code $this EventuallyResize %w %h]
304	bind $c <4> [itcl::code $this Zoom in 0.25]
305	bind $c <5> [itcl::code $this Zoom out 0.25]
306	bind $c <KeyPress-Left> [list %W xview scroll 10 units]
307	bind $c <KeyPress-Right> [list %W xview scroll -10 units]
308	bind $c <KeyPress-Up> [list %W yview scroll 10 units]
309	bind $c <KeyPress-Down> [list %W yview scroll -10 units]
310	bind $c <Enter> "focus %W"
311	bind $c <Control-F1> [itcl::code $this ToggleConsole]
312
313	# Fix the scrollregion in case we go off screen
314	$c configure -scrollregion [$c bbox all]
315
316	set _map(id) [$c create image 0 0 -anchor nw -image $_image(plot)]
317	set _map(cwidth) -1
318	set _map(cheight) -1
319	set _map(zoom) 1.0
320	set _map(original) ""
321
322	set f [$itk_component(main) component controls]
323	itk_component add reset {
324	button $f.reset -borderwidth 1 -padx 1 -pady 1 \
325	-highlightthickness 0 \
326	-image [Rappture::icon reset-view] \
327	-command [itcl::code $this Zoom reset]
328	} {
329	usual
330	ignore -highlightthickness
331	}
332	pack $itk_component(reset) -side top -padx 2 -pady 2
333	Rappture::Tooltip::for $itk_component(reset) \
334	"Reset the view to the default zoom level"
335
336	itk_component add zoomin {
337	button $f.zin -borderwidth 1 -padx 1 -pady 1 \
338	-highlightthickness 0 \
339	-image [Rappture::icon zoom-in] \
340	-command [itcl::code $this Zoom in]
341	} {
342	usual
343	ignore -highlightthickness
344	}
345	pack $itk_component(zoomin) -side top -padx 2 -pady 2
346	Rappture::Tooltip::for $itk_component(zoomin) "Zoom in"
347
348	itk_component add zoomout {
349	button $f.zout -borderwidth 1 -padx 1 -pady 1 \
350	-highlightthickness 0 \
351	-image [Rappture::icon zoom-out] \
352	-command [itcl::code $this Zoom out]
353	} {
354	usual
355	ignore -highlightthickness
356	}
357	pack $itk_component(zoomout) -side top -padx 2 -pady 2
358	Rappture::Tooltip::for $itk_component(zoomout) "Zoom out"
359
360	if { [catch {
361	BuildAxisTab
362	#BuildCutawayTab
363	BuildCameraTab
364	} errs] != 0 } {
365	puts stderr errs=$errs
366	}
367
368	# Legend
369	set _image(legend) [image create photo]
370	itk_component add legend {
371	canvas $itk_component(plotarea).legend -width 50 -highlightthickness 0
372	} {
373	usual
374	ignore -highlightthickness
375	rename -background -plotbackground plotBackground Background
376	}
377
378	# Hack around the Tk panewindow. The problem is that the requested
379	# size of the 3d view isn't set until an image is retrieved from
380	# the server. So the panewindow uses the tiny size.
381	set w 10000
382	pack forget $itk_component(view)
383	blt::table $itk_component(plotarea) \
384	0,0 $itk_component(view) -fill both -reqwidth $w
385	blt::table configure $itk_component(plotarea) c1 -resize none
386
387	# Bindings for rotation via mouse
388	bind $itk_component(view) <ButtonPress-1> \
389	[itcl::code $this Rotate click %x %y]
390	bind $itk_component(view) <B1-Motion> \
391	[itcl::code $this Rotate drag %x %y]
392	bind $itk_component(view) <ButtonRelease-1> \
393	[itcl::code $this Rotate release %x %y]
394
395	# Bindings for panning via mouse
396	bind $itk_component(view) <ButtonPress-2> \
397	[itcl::code $this Pan click %x %y]
398	bind $itk_component(view) <B2-Motion> \
399	[itcl::code $this Pan drag %x %y]
400	bind $itk_component(view) <ButtonRelease-2> \
401	[itcl::code $this Pan release %x %y]
402
403	#bind $itk_component(view) <ButtonRelease-3> \
404	# [itcl::code $this Pick %x %y]
405
406	# Bindings for panning via keyboard
407	bind $itk_component(view) <KeyPress-Left> \
408	[itcl::code $this Pan set -10 0]
409	bind $itk_component(view) <KeyPress-Right> \
410	[itcl::code $this Pan set 10 0]
411	bind $itk_component(view) <KeyPress-Up> \
412	[itcl::code $this Pan set 0 -10]
413	bind $itk_component(view) <KeyPress-Down> \
414	[itcl::code $this Pan set 0 10]
415	bind $itk_component(view) <Shift-KeyPress-Left> \
416	[itcl::code $this Pan set -2 0]
417	bind $itk_component(view) <Shift-KeyPress-Right> \
418	[itcl::code $this Pan set 2 0]
419	bind $itk_component(view) <Shift-KeyPress-Up> \
420	[itcl::code $this Pan set 0 -2]
421	bind $itk_component(view) <Shift-KeyPress-Down> \
422	[itcl::code $this Pan set 0 2]
423
424	# Bindings for zoom via keyboard
425	bind $itk_component(view) <KeyPress-Prior> \
426	[itcl::code $this Zoom out]
427	bind $itk_component(view) <KeyPress-Next> \
428	[itcl::code $this Zoom in]
429
430	bind $itk_component(view) <Enter> "focus $itk_component(view)"
431
432	if {[string equal "x11" [tk windowingsystem]]} {
433	# Bindings for zoom via mouse
434	bind $itk_component(view) <4> [itcl::code $this Zoom out]
435	bind $itk_component(view) <5> [itcl::code $this Zoom in]
436	}
437
438	set _image(download) [image create photo]
439
440	eval itk_initialize $args
441
442	EnableWaitDialog 900
443	Connect
444	}
445
446	# ----------------------------------------------------------------------
447	# DESTRUCTOR
448	# ----------------------------------------------------------------------
449	itcl::body Rappture::VtkViewer::destructor {} {
450	Disconnect
451	$_dispatcher cancel !rebuild
452	$_dispatcher cancel !resize
453	$_dispatcher cancel !rotate
454	image delete $_image(plot)
455	image delete $_image(download)
456	catch { blt::arcball destroy $_arcball }
457	}
458
459	itcl::body Rappture::VtkViewer::DoResize {} {
460	if { $_width < 2 } {
461	set _width 500
462	}
463	if { $_height < 2 } {
464	set _height 500
465	}
466	set _start [clock clicks -milliseconds]
467	SendCmd "screen size $_width $_height"
468
469	set _resizePending 0
470	}
471
472	itcl::body Rappture::VtkViewer::DoRotate {} {
473	SendCmd "camera orient [ViewToQuaternion]"
474	set _rotatePending 0
475	}
476
477	itcl::body Rappture::VtkViewer::EventuallyResize { w h } {
478	set _width $w
479	set _height $h
480	$_arcball resize $w $h
481	if { !$_resizePending } {
482	set _resizePending 1
483	$_dispatcher event -after 200 !resize
484	}
485	}
486
487	itcl::body Rappture::VtkViewer::EventuallyRotate { q } {
488	QuaternionToView $q
489	if { !$_rotatePending } {
490	set _rotatePending 1
491	$_dispatcher event -after $_rotateDelay !rotate
492	}
493	}
494
495	itcl::body Rappture::VtkViewer::SetAtomScale {} {
496	SendCmd "molecule ascale $_settings(molecule-atomscale)"
497	set _atomScalePending 0
498	}
499
500	itcl::body Rappture::VtkViewer::SetBondScale {} {
501	SendCmd "molecule bscale $_settings(molecule-bondscale)"
502	set _bondScalePending 0
503	}
504
505	itcl::body Rappture::VtkViewer::SetMoleculeOpacity {} {
506	set _moleculeOpacityPending 0
507	foreach dataset [CurrentDatasets -visible $_first] {
508	foreach { dataobj comp } [split $dataset -] break
509	if { [$dataobj type $comp] == "molecule" } {
510	SetOpacity $dataset
511	}
512	}
513	}
514
515	itcl::body Rappture::VtkViewer::SetMoleculeQuality {} {
516	SendCmd [subst {molecule aquality $_settings(molecule-quality)
517	molecule bquality $_settings(molecule-quality)}]
518	set _moleculeQualityPending 0
519	}
520
521	itcl::body Rappture::VtkViewer::SetGlyphsOpacity {} {
522	set _glyphsOpacityPending 0
523	foreach dataset [CurrentDatasets -visible $_first] {
524	foreach { dataobj comp } [split $dataset -] break
525	if { [$dataobj type $comp] == "glyphs" } {
526	SetOpacity $dataset
527	}
528	}
529	}
530
531	itcl::body Rappture::VtkViewer::SetPolydataOpacity {} {
532	set _polydataOpacityPending 0
533	foreach dataset [CurrentDatasets -visible $_first] {
534	foreach { dataobj comp } [split $dataset -] break
535	if { [$dataobj type $comp] == "polydata" } {
536	SetOpacity $dataset
537	}
538	}
539	}
540
541	itcl::body Rappture::VtkViewer::EventuallySetAtomScale { args } {
542	if { !$_atomScalePending } {
543	set _atomScalePending 1
544	$_dispatcher event -after $_scaleDelay !atomscale
545	}
546	}
547
548	itcl::body Rappture::VtkViewer::EventuallySetBondScale { args } {
549	if { !$_bondScalePending } {
550	set _bondScalePending 1
551	$_dispatcher event -after $_scaleDelay !bondscale
552	}
553	}
554
555	itcl::body Rappture::VtkViewer::EventuallySetMoleculeOpacity { args } {
556	if { !$_moleculeOpacityPending } {
557	set _moleculeOpacityPending 1
558	$_dispatcher event -after $_scaleDelay !moleculeOpacity
559	}
560	}
561
562	itcl::body Rappture::VtkViewer::EventuallySetMoleculeQuality { args } {
563	if { !$_moleculeQualityPending } {
564	set _moleculeQualityPending 1
565	$_dispatcher event -after $_scaleDelay !moleculeQuality
566	}
567	}
568
569	itcl::body Rappture::VtkViewer::EventuallySetPolydataOpacity { args } {
570	if { !$_polydataOpacityPending } {
571	set _polydataOpacityPending 1
572	$_dispatcher event -after $_scaleDelay !polydataOpacity
573	}
574	}
575
576	itcl::body Rappture::VtkViewer::EventuallySetGlyphsOpacity { args } {
577	if { !$_glyphsOpacityPending } {
578	set _glyphsOpacityPending 1
579	$_dispatcher event -after $_scaleDelay !glyphsOpacity
580	}
581	}
582
583	# ----------------------------------------------------------------------
584	# USAGE: add <dataobj> ?<settings>?
585	#
586	# Clients use this to add a data object to the plot. The optional
587	# <settings> are used to configure the plot. Allowed settings are
588	# -color, -brightness, -width, -linestyle, and -raise.
589	# ----------------------------------------------------------------------
590	itcl::body Rappture::VtkViewer::add {dataobj {settings ""}} {
591	array set params {
592	-color auto
593	-width 1
594	-linestyle solid
595	-brightness 0
596	-raise 0
597	-description ""
598	-param ""
599	-type ""
600	}
601	array set params $settings
602	set params(-description) ""
603	set params(-param) ""
604	array set params $settings
605
606	if {$params(-color) == "auto" \|\| $params(-color) == "autoreset"} {
607	# can't handle -autocolors yet
608	set params(-color) black
609	}
610	set pos [lsearch -exact $_dlist $dataobj]
611	if {$pos < 0} {
612	lappend _dlist $dataobj
613	}
614	set _obj2ovride($dataobj-color) $params(-color)
615	set _obj2ovride($dataobj-width) $params(-width)
616	set _obj2ovride($dataobj-raise) $params(-raise)
617	$_dispatcher event -idle !rebuild
618	}
619
620	# ----------------------------------------------------------------------
621	# USAGE: delete ?<dataobj1> <dataobj2> ...?
622	#
623	# Clients use this to delete a dataobj from the plot. If no dataobjs
624	# are specified, then all dataobjs are deleted. No data objects are
625	# deleted. They are only removed from the display list.
626	#
627	# ----------------------------------------------------------------------
628	itcl::body Rappture::VtkViewer::delete {args} {
629	if { [llength $args] == 0} {
630	set args $_dlist
631	}
632	# Delete all specified dataobjs
633	set changed 0
634	foreach dataobj $args {
635	set pos [lsearch -exact $_dlist $dataobj]
636	if { $pos < 0 } {
637	continue; # Don't know anything about it.
638	}
639	# Remove it from the dataobj list.
640	set _dlist [lreplace $_dlist $pos $pos]
641	array unset _obj2ovride $dataobj-*
642	array unset _settings $dataobj-*
643	set changed 1
644	}
645	# If anything changed, then rebuild the plot
646	if { $changed } {
647	$_dispatcher event -idle !rebuild
648	}
649	}
650
651	# ----------------------------------------------------------------------
652	# USAGE: get ?-objects?
653	# USAGE: get ?-visible?
654	# USAGE: get ?-image view?
655	#
656	# Clients use this to query the list of objects being plotted, in
657	# order from bottom to top of this result. The optional "-image"
658	# flag can also request the internal images being shown.
659	# ----------------------------------------------------------------------
660	itcl::body Rappture::VtkViewer::get {args} {
661	if {[llength $args] == 0} {
662	set args "-objects"
663	}
664
665	set op [lindex $args 0]
666	switch -- $op {
667	"-objects" {
668	# put the dataobj list in order according to -raise options
669	set dlist {}
670	foreach dataobj $_dlist {
671	if { ![IsValidObject $dataobj] } {
672	continue
673	}
674	if {[info exists _obj2ovride($dataobj-raise)] &&
675	$_obj2ovride($dataobj-raise)} {
676	set dlist [linsert $dlist 0 $dataobj]
677	} else {
678	lappend dlist $dataobj
679	}
680	}
681	return $dlist
682	}
683	"-visible" {
684	set dlist {}
685	foreach dataobj $_dlist {
686	if { ![IsValidObject $dataobj] } {
687	continue
688	}
689	if { ![info exists _obj2ovride($dataobj-raise)] } {
690	# No setting indicates that the object isn't visible.
691	continue
692	}
693	# Otherwise use the -raise parameter to put the object to
694	# the front of the list.
695	if { $_obj2ovride($dataobj-raise) } {
696	set dlist [linsert $dlist 0 $dataobj]
697	} else {
698	lappend dlist $dataobj
699	}
700	}
701	return $dlist
702	}
703	-image {
704	if {[llength $args] != 2} {
705	error "wrong # args: should be \"get -image view\""
706	}
707	switch -- [lindex $args end] {
708	view {
709	return $_image(plot)
710	}
711	default {
712	error "bad image name \"[lindex $args end]\": should be view"
713	}
714	}
715	}
716	default {
717	error "bad option \"$op\": should be -objects or -image"
718	}
719	}
720	}
721
722	# ----------------------------------------------------------------------
723	# USAGE: scale ?<data1> <data2> ...?
724	#
725	# Sets the default limits for the overall plot according to the
726	# limits of the data for all of the given <data> objects. This
727	# accounts for all objects--even those not showing on the screen.
728	# Because of this, the limits are appropriate for all objects as
729	# the user scans through data in the ResultSet viewer.
730	# ----------------------------------------------------------------------
731	itcl::body Rappture::VtkViewer::scale {args} {
732	foreach dataobj $args {
733	foreach comp [$dataobj components] {
734	set type [$dataobj type $comp]
735	switch -- $type {
736	"polydata" {
737	set _havePolydata 1
738	}
739	"glyphs" {
740	set _haveGlyphs 1
741	}
742	"molecule" {
743	set _haveMolecules 1
744	}
745	}
746	}
747	array set bounds [limits $dataobj]
748	if {[info exists bounds(xmin)] && (![info exists _limits(xmin)] \|\| $_limits(xmin) > $bounds(xmin))} {
749	set _limits(xmin) $bounds(xmin)
750	}
751	if {[info exists bounds(xmax)] && (![info exists _limits(xmax)] \|\| $_limits(xmax) < $bounds(xmax))} {
752	set _limits(xmax) $bounds(xmax)
753	}
754
755	if {[info exists bounds(ymin)] && (![info exists _limits(ymin)] \|\| $_limits(ymin) > $bounds(ymin))} {
756	set _limits(ymin) $bounds(ymin)
757	}
758	if {[info exists bounds(ymax)] && (![info exists _limits(ymax)] \|\| $_limits(ymax) < $bounds(ymax))} {
759	set _limits(ymax) $bounds(ymax)
760	}
761
762	if {[info exists bounds(zmin)] && (![info exists _limits(zmin)] \|\| $_limits(zmin) > $bounds(zmin))} {
763	set _limits(zmin) $bounds(zmin)
764	}
765	if {[info exists bounds(zmax)] && (![info exists _limits(zmax)] \|\| $_limits(zmax) < $bounds(zmax))} {
766	set _limits(zmax) $bounds(zmax)
767	}
768	}
769	if { $_haveGlyphs } {
770	if { ![$itk_component(main) exists "Glyphs Settings"] } {
771	if { [catch { BuildGlyphsTab } errs ] != 0 } {
772	puts stderr "errs=$errs"
773	}
774	}
775	}
776	if { $_havePolydata } {
777	if { ![$itk_component(main) exists "Mesh Settings"] } {
778	if { [catch { BuildPolydataTab } errs ] != 0 } {
779	puts stderr "errs=$errs"
780	}
781	}
782	}
783	if { $_haveMolecules } {
784	if { ![$itk_component(main) exists "Molecule Settings"]} {
785	if { [catch { BuildMoleculeTab } errs ] != 0 } {
786	global errorInfo
787	puts stderr "errs=$errs\nerrorInfo=$errorInfo"
788	}
789	}
790	}
791	}
792
793	# ----------------------------------------------------------------------
794	# USAGE: download coming
795	# USAGE: download controls <downloadCommand>
796	# USAGE: download now
797	#
798	# Clients use this method to create a downloadable representation
799	# of the plot. Returns a list of the form {ext string}, where
800	# "ext" is the file extension (indicating the type of data) and
801	# "string" is the data itself.
802	# ----------------------------------------------------------------------
803	itcl::body Rappture::VtkViewer::download {option args} {
804	switch $option {
805	coming {
806	if {[catch {
807	blt::winop snap $itk_component(plotarea) $_image(download)
808	}]} {
809	$_image(download) configure -width 1 -height 1
810	$_image(download) put #000000
811	}
812	}
813	controls {
814	set popup .vtkviewerdownload
815	if { ![winfo exists .vtkviewerdownload] } {
816	set inner [BuildDownloadPopup $popup [lindex $args 0]]
817	} else {
818	set inner [$popup component inner]
819	}
820	set _downloadPopup(image_controls) $inner.image_frame
821	set num [llength [get]]
822	set num [expr {($num == 1) ? "1 result" : "$num results"}]
823	set word [Rappture::filexfer::label downloadWord]
824	$inner.summary configure -text "$word $num in the following format:"
825	update idletasks ;# Fix initial sizes
826	return $popup
827	}
828	now {
829	set popup .vtkviewerdownload
830	if {[winfo exists .vtkviewerdownload]} {
831	$popup deactivate
832	}
833	switch -- $_downloadPopup(format) {
834	"image" {
835	return [$this GetImage [lindex $args 0]]
836	}
837	"vtk" {
838	return [$this GetVtkData [lindex $args 0]]
839	}
840	}
841	return ""
842	}
843	default {
844	error "bad option \"$option\": should be coming, controls, now"
845	}
846	}
847	}
848
849	# ----------------------------------------------------------------------
850	# USAGE: Connect ?<host:port>,<host:port>...?
851	#
852	# Clients use this method to establish a connection to a new
853	# server, or to reestablish a connection to the previous server.
854	# Any existing connection is automatically closed.
855	# ----------------------------------------------------------------------
856	itcl::body Rappture::VtkViewer::Connect {} {
857	global readyForNextFrame
858	set readyForNextFrame 1
859	set _hosts [GetServerList "vtkvis"]
860	if { "" == $_hosts } {
861	return 0
862	}
863	set _reset 1
864	set result [VisViewer::Connect $_hosts]
865	if { $result } {
866	if { $_reportClientInfo } {
867	# Tell the server the viewer, hub, user and session.
868	# Do this immediately on connect before buffering any commands
869	global env
870
871	set info {}
872	set user "???"
873	if { [info exists env(USER)] } {
874	set user $env(USER)
875	}
876	set session "???"
877	if { [info exists env(SESSION)] } {
878	set session $env(SESSION)
879	}
880	lappend info "version" "$Rappture::version"
881	lappend info "build" "$Rappture::build"
882	lappend info "svnurl" "$Rappture::svnurl"
883	lappend info "installdir" "$Rappture::installdir"
884	lappend info "hub" [exec hostname]
885	lappend info "client" "vtkviewer"
886	lappend info "user" $user
887	lappend info "session" $session
888	SendCmd "clientinfo [list $info]"
889	}
890
891	set w [winfo width $itk_component(view)]
892	set h [winfo height $itk_component(view)]
893	EventuallyResize $w $h
894	}
895	return $result
896	}
897
898	#
899	# isconnected --
900	#
901	# Indicates if we are currently connected to the visualization server.
902	#
903	itcl::body Rappture::VtkViewer::isconnected {} {
904	return [VisViewer::IsConnected]
905	}
906
907	#
908	# disconnect --
909	#
910	itcl::body Rappture::VtkViewer::disconnect {} {
911	Disconnect
912	set _reset 1
913	}
914
915	#
916	# Disconnect --
917	#
918	# Clients use this method to disconnect from the current rendering
919	# server.
920	#
921	itcl::body Rappture::VtkViewer::Disconnect {} {
922	VisViewer::Disconnect
923
924	# disconnected -- no more data sitting on server
925	array unset _datasets
926	array unset _colormaps
927	global readyForNextFrame
928	set readyForNextFrame 1
929	}
930
931	# ----------------------------------------------------------------------
932	# USAGE: ReceiveImage -bytes <size> -type <type> -token <token>
933	#
934	# Invoked automatically whenever the "image" command comes in from
935	# the rendering server. Indicates that binary image data with the
936	# specified <size> will follow.
937	# ----------------------------------------------------------------------
938	itcl::body Rappture::VtkViewer::ReceiveImage { args } {
939	global readyForNextFrame
940	set readyForNextFrame 1
941	array set info {
942	-token "???"
943	-bytes 0
944	-type image
945	}
946	array set info $args
947	set bytes [ReceiveBytes $info(-bytes)]
948	if { $info(-type) == "image" } {
949	if 0 {
950	set f [open "last.ppm" "w"]
951	fconfigure $f -encoding binary
952	puts -nonewline $f $bytes
953	close $f
954	}
955	$_image(plot) configure -data $bytes
956	set time [clock seconds]
957	set date [clock format $time]
958	if { $_start > 0 } {
959	set finish [clock clicks -milliseconds]
960	set _start 0
961	}
962	} elseif { $info(type) == "print" } {
963	set tag $this-print-$info(-token)
964	set _hardcopy($tag) $bytes
965	}
966	}
967
968	#
969	# ReceiveDataset --
970	#
971	itcl::body Rappture::VtkViewer::ReceiveDataset { args } {
972	if { ![isconnected] } {
973	return
974	}
975	set option [lindex $args 0]
976	switch -- $option {
977	"scalar" {
978	set option [lindex $args 1]
979	switch -- $option {
980	"world" {
981	foreach { x y z value tag } [lrange $args 2 end] break
982	}
983	"pixel" {
984	foreach { x y value tag } [lrange $args 2 end] break
985	}
986	}
987	}
988	"vector" {
989	set option [lindex $args 1]
990	switch -- $option {
991	"world" {
992	foreach { x y z vx vy vz tag } [lrange $args 2 end] break
993	}
994	"pixel" {
995	foreach { x y vx vy vz tag } [lrange $args 2 end] break
996	}
997	}
998	}
999	"names" {
1000	foreach { name } [lindex $args 1] {
1001	#puts stderr "Dataset: $name"
1002	}
1003	}
1004	default {
1005	error "unknown dataset option \"$option\" from server"
1006	}
1007	}
1008	}
1009
1010	# ----------------------------------------------------------------------
1011	# USAGE: Rebuild
1012	#
1013	# Called automatically whenever something changes that affects the
1014	# data in the widget. Clears any existing data and rebuilds the
1015	# widget to display new data.
1016	# ----------------------------------------------------------------------
1017	itcl::body Rappture::VtkViewer::Rebuild {} {
1018	set w [winfo width $itk_component(view)]
1019	set h [winfo height $itk_component(view)]
1020	if { $w < 2 \|\| $h < 2 } {
1021	update
1022	$_dispatcher event -idle !rebuild
1023	return
1024	}
1025
1026	# Turn on buffering of commands to the server. We don't want to
1027	# be preempted by a server disconnect/reconnect (which automatically
1028	# generates a new call to Rebuild).
1029	StartBufferingCommands
1030
1031	if { $_reset } {
1032	set _width $w
1033	set _height $h
1034	$_arcball resize $w $h
1035	DoResize
1036	InitSettings axis-xgrid axis-ygrid axis-zgrid axis-mode \
1037	axis-visible axis-labels axis-minorticks
1038
1039	StopBufferingCommands
1040	SendCmd "imgflush"
1041	StartBufferingCommands
1042	}
1043
1044	set _limits(zmin) ""
1045	set _limits(zmax) ""
1046	set _first ""
1047	SendCmd "dataset visible 0"
1048	set count 0
1049	foreach dataobj [get -objects] {
1050	if { [info exists _obj2ovride($dataobj-raise)] && $_first == "" } {
1051	set _first $dataobj
1052	}
1053	foreach comp [$dataobj components] {
1054	set tag $dataobj-$comp
1055	if { ![info exists _datasets($tag)] } {
1056	set bytes [$dataobj data $comp]
1057	if { $bytes == "" } {
1058	continue
1059	}
1060	if 0 {
1061	set f [open /tmp/vtkviewer.vtk "w"]
1062	fconfigure $f -translation binary -encoding binary
1063	puts -nonewline $f $bytes
1064	close $f
1065	}
1066	set length [string length $bytes]
1067	if { $_reportClientInfo } {
1068	set info {}
1069	lappend info "tool_id" [$dataobj hints toolid]
1070	lappend info "tool_name" [$dataobj hints toolname]
1071	lappend info "tool_title" [$dataobj hints tooltitle]
1072	lappend info "tool_command" [$dataobj hints toolcommand]
1073	lappend info "tool_revision" [$dataobj hints toolrevision]
1074	lappend info "dataset_label" [$dataobj hints label]
1075	lappend info "dataset_size" $length
1076	lappend info "dataset_tag" $tag
1077	SendCmd "clientinfo [list $info]"
1078	}
1079	SendCmd "dataset add $tag data follows $length"
1080	SendData $bytes
1081	set _datasets($tag) 1
1082	SetObjectStyle $dataobj $comp
1083	}
1084	set type [$dataobj type $comp]
1085	if { [info exists _obj2ovride($dataobj-raise)] } {
1086	SendCmd "$type visible 1 $tag"
1087	SetOpacity $tag
1088	}
1089	}
1090	}
1091	if {"" != $_first} {
1092	foreach axis { x y z } {
1093	set label [$_first hints ${axis}label]
1094	if { $label != "" } {
1095	SendCmd [list axis name $axis $label]
1096	}
1097	set units [$_first hints ${axis}units]
1098	if { $units != "" } {
1099	SendCmd [list axis units $axis $units]
1100	}
1101	}
1102	}
1103	if { $_haveGlyphs } {
1104	InitSettings glyphs-outline
1105	}
1106	if { $_haveMolecules } {
1107	InitSettings molecule-outline
1108	}
1109	if { $_havePolydata } {
1110	InitSettings polydata-outline
1111	}
1112	if { $_reset } {
1113	if { $_haveGlyphs } {
1114	InitSettings glyphs-edges glyphs-lighting glyphs-opacity \
1115	glyphs-visible glyphs-wireframe
1116	}
1117	if { $_havePolydata } {
1118	InitSettings polydata-edges polydata-lighting polydata-opacity \
1119	polydata-visible polydata-wireframe
1120	}
1121	if { $_haveMolecules } {
1122	InitSettings molecule-edges molecule-lighting molecule-opacity \
1123	molecule-visible molecule-wireframe molecule-labels
1124	}
1125
1126	$_arcball quaternion [ViewToQuaternion]
1127	SendCmd "camera reset"
1128	if { $_view(-ortho)} {
1129	SendCmd "camera mode ortho"
1130	} else {
1131	SendCmd "camera mode persp"
1132	}
1133	DoRotate
1134	PanCamera
1135	Zoom reset
1136	}
1137
1138	if { $_haveMolecules } {
1139	#InitSettings molecule-representation
1140	}
1141	set _reset 0
1142	global readyForNextFrame
1143	set readyForNextFrame 0; # Don't advance to the next frame
1144	# until we get an image.
1145
1146	# Actually write the commands to the server socket. If it fails, we don't
1147	# care. We're finished here.
1148	blt::busy hold $itk_component(hull)
1149	StopBufferingCommands
1150	blt::busy release $itk_component(hull)
1151	}
1152
1153	# ----------------------------------------------------------------------
1154	# USAGE: CurrentDatasets ?-all -visible? ?dataobjs?
1155	#
1156	# Returns a list of server IDs for the current datasets being displayed. This
1157	# is normally a single ID, but it might be a list of IDs if the current data
1158	# object has multiple components.
1159	# ----------------------------------------------------------------------
1160	itcl::body Rappture::VtkViewer::CurrentDatasets {args} {
1161	set flag [lindex $args 0]
1162	switch -- $flag {
1163	"-all" {
1164	if { [llength $args] > 1 } {
1165	error "CurrentDatasets: can't specify dataobj after \"-all\""
1166	}
1167	set dlist [get -objects]
1168	}
1169	"-visible" {
1170	if { [llength $args] > 1 } {
1171	set dlist {}
1172	set args [lrange $args 1 end]
1173	foreach dataobj $args {
1174	if { [info exists _obj2ovride($dataobj-raise)] } {
1175	lappend dlist $dataobj
1176	}
1177	}
1178	} else {
1179	set dlist [get -visible]
1180	}
1181	}
1182	default {
1183	set dlist $args
1184	}
1185	}
1186	set rlist ""
1187	foreach dataobj $dlist {
1188	foreach comp [$dataobj components] {
1189	set tag $dataobj-$comp
1190	if { [info exists _datasets($tag)] && $_datasets($tag) } {
1191	lappend rlist $tag
1192	}
1193	}
1194	}
1195	return $rlist
1196	}
1197
1198	# ----------------------------------------------------------------------
1199	# USAGE: Zoom in
1200	# USAGE: Zoom out
1201	# USAGE: Zoom reset
1202	#
1203	# Called automatically when the user clicks on one of the zoom
1204	# controls for this widget. Changes the zoom for the current view.
1205	# ----------------------------------------------------------------------
1206	itcl::body Rappture::VtkViewer::Zoom {option} {
1207	switch -- $option {
1208	"in" {
1209	set _view(-zoom) [expr {$_view(-zoom)*1.25}]
1210	SendCmd "camera zoom $_view(-zoom)"
1211	}
1212	"out" {
1213	set _view(-zoom) [expr {$_view(-zoom)*0.8}]
1214	SendCmd "camera zoom $_view(-zoom)"
1215	}
1216	"reset" {
1217	array set _view {
1218	-qw 0.853553
1219	-qx -0.353553
1220	-qy 0.353553
1221	-qz 0.146447
1222	-xpan 0
1223	-ypan 0
1224	-zoom 1.0
1225	}
1226	if { $_first != "" } {
1227	set location [$_first hints camera]
1228	if { $location != "" } {
1229	array set _view $location
1230	}
1231	}
1232	$_arcball quaternion [ViewToQuaternion]
1233	DoRotate
1234	SendCmd "camera reset"
1235	}
1236	}
1237	}
1238
1239	itcl::body Rappture::VtkViewer::PanCamera {} {
1240	set x $_view(-xpan)
1241	set y $_view(-ypan)
1242	SendCmd "camera pan $x $y"
1243	}
1244
1245	# ----------------------------------------------------------------------
1246	# USAGE: Rotate click <x> <y>
1247	# USAGE: Rotate drag <x> <y>
1248	# USAGE: Rotate release <x> <y>
1249	#
1250	# Called automatically when the user clicks/drags/releases in the
1251	# plot area. Moves the plot according to the user's actions.
1252	# ----------------------------------------------------------------------
1253	itcl::body Rappture::VtkViewer::Rotate {option x y} {
1254	switch -- $option {
1255	"click" {
1256	$itk_component(view) configure -cursor fleur
1257	set _click(x) $x
1258	set _click(y) $y
1259	}
1260	"drag" {
1261	if {[array size _click] == 0} {
1262	Rotate click $x $y
1263	} else {
1264	set w [winfo width $itk_component(view)]
1265	set h [winfo height $itk_component(view)]
1266	if {$w <= 0 \|\| $h <= 0} {
1267	return
1268	}
1269
1270	if {[catch {
1271	# this fails sometimes for no apparent reason
1272	set dx [expr {double($x-$_click(x))/$w}]
1273	set dy [expr {double($y-$_click(y))/$h}]
1274	}]} {
1275	return
1276	}
1277	if { $dx == 0 && $dy == 0 } {
1278	return
1279	}
1280	set q [$_arcball rotate $x $y $_click(x) $_click(y)]
1281	EventuallyRotate $q
1282	set _click(x) $x
1283	set _click(y) $y
1284	}
1285	}
1286	"release" {
1287	Rotate drag $x $y
1288	$itk_component(view) configure -cursor ""
1289	catch {unset _click}
1290	}
1291	default {
1292	error "bad option \"$option\": should be click, drag, release"
1293	}
1294	}
1295	}
1296
1297	itcl::body Rappture::VtkViewer::Pick {x y} {
1298	foreach tag [CurrentDatasets -visible] {
1299	SendCmd "dataset getscalar pixel $x $y $tag"
1300	}
1301	}
1302
1303	# ----------------------------------------------------------------------
1304	# USAGE: $this Pan click x y
1305	# $this Pan drag x y
1306	# $this Pan release x y
1307	#
1308	# Called automatically when the user clicks on one of the zoom
1309	# controls for this widget. Changes the zoom for the current view.
1310	# ----------------------------------------------------------------------
1311	itcl::body Rappture::VtkViewer::Pan {option x y} {
1312	switch -- $option {
1313	"set" {
1314	set w [winfo width $itk_component(view)]
1315	set h [winfo height $itk_component(view)]
1316	set x [expr $x / double($w)]
1317	set y [expr $y / double($h)]
1318	set _view(-xpan) [expr $_view(-xpan) + $x]
1319	set _view(-ypan) [expr $_view(-ypan) + $y]
1320	PanCamera
1321	return
1322	}
1323	"click" {
1324	set _click(x) $x
1325	set _click(y) $y
1326	$itk_component(view) configure -cursor hand1
1327	}
1328	"drag" {
1329	if { ![info exists _click(x)] } {
1330	set _click(x) $x
1331	}
1332	if { ![info exists _click(y)] } {
1333	set _click(y) $y
1334	}
1335	set w [winfo width $itk_component(view)]
1336	set h [winfo height $itk_component(view)]
1337	set dx [expr ($_click(x) - $x)/double($w)]
1338	set dy [expr ($_click(y) - $y)/double($h)]
1339	set _click(x) $x
1340	set _click(y) $y
1341	set _view(-xpan) [expr $_view(-xpan) - $dx]
1342	set _view(-ypan) [expr $_view(-ypan) - $dy]
1343	PanCamera
1344	}
1345	"release" {
1346	Pan drag $x $y
1347	$itk_component(view) configure -cursor ""
1348	}
1349	default {
1350	error "unknown option \"$option\": should set, click, drag, or release"
1351	}
1352	}
1353	}
1354
1355	# ----------------------------------------------------------------------
1356	# USAGE: InitSettings <what> ?<value>?
1357	#
1358	# Used internally to update rendering settings whenever parameters
1359	# change in the popup settings panel. Sends the new settings off
1360	# to the back end.
1361	# ----------------------------------------------------------------------
1362	itcl::body Rappture::VtkViewer::InitSettings { args } {
1363	foreach setting $args {
1364	AdjustSetting $setting
1365	}
1366	}
1367
1368	#
1369	# AdjustSetting --
1370	#
1371	# Changes/updates a specific setting in the widget. There are
1372	# usually user-setable option. Commands are sent to the render
1373	# server.
1374	#
1375	itcl::body Rappture::VtkViewer::AdjustSetting {what {value ""}} {
1376	if { ![isconnected] } {
1377	return
1378	}
1379	switch -- $what {
1380	"glyphs-opacity" {
1381	foreach dataset [CurrentDatasets -visible $_first] {
1382	foreach { dataobj comp } [split $dataset -] break
1383	if { [$dataobj type $comp] == "glyphs" } {
1384	SetOpacity $dataset
1385	}
1386	}
1387	}
1388	"glyphs-outline" {
1389	set bool $_settings($what)
1390	foreach dataset [CurrentDatasets -visible $_first] {
1391	foreach { dataobj comp } [split $dataset -] break
1392	set type [$dataobj type $comp]
1393	if { $type == "glyphs" } {
1394	SendCmd "outline visible $bool $dataset"
1395	}
1396	}
1397	}
1398	"glyphs-wireframe" {
1399	set bool $_settings($what)
1400	foreach dataset [CurrentDatasets -visible $_first] {
1401	foreach { dataobj comp } [split $dataset -] break
1402	set type [$dataobj type $comp]
1403	if { $type == "glyphs" } {
1404	SendCmd "$type wireframe $bool $dataset"
1405	}
1406	}
1407	}
1408	"glyphs-visible" {
1409	set bool $_settings($what)
1410	foreach dataset [CurrentDatasets -visible $_first] {
1411	foreach { dataobj comp } [split $dataset -] break
1412	set type [$dataobj type $comp]
1413	if { $type == "glyphs" } {
1414	SendCmd "$type visible $bool $dataset"
1415	}
1416	}
1417	}
1418	"glyphs-lighting" {
1419	set bool $_settings($what)
1420	foreach dataset [CurrentDatasets -visible $_first] {
1421	foreach { dataobj comp } [split $dataset -] break
1422	set type [$dataobj type $comp]
1423	if { $type == "glyphs" } {
1424	SendCmd "$type lighting $bool $dataset"
1425	}
1426	}
1427	}
1428	"glyphs-edges" {
1429	set bool $_settings($what)
1430	foreach dataset [CurrentDatasets -visible $_first] {
1431	foreach { dataobj comp } [split $dataset -] break
1432	set type [$dataobj type $comp]
1433	if { $type == "glyphs" } {
1434	SendCmd "$type edges $bool $dataset"
1435	}
1436	}
1437	}
1438	"glyphs-palette" {
1439	set palette [$itk_component(glyphspalette) value]
1440	set _settings($what) $palette
1441	foreach dataset [CurrentDatasets -visible $_first] {
1442	foreach {dataobj comp} [split $dataset -] break
1443	set type [$dataobj type $comp]
1444	if { $type == "glyphs" } {
1445	ChangeColormap $dataobj $comp $palette
1446	# FIXME: fill in current selected fieldname
1447	#SendCmd "glyphs colormode scalar {} $dataset"
1448	}
1449	}
1450	set _legendPending 1
1451	}
1452	"polydata-opacity" {
1453	foreach dataset [CurrentDatasets -visible $_first] {
1454	foreach { dataobj comp } [split $dataset -] break
1455	if { [$dataobj type $comp] == "polydata" } {
1456	SetOpacity $dataset
1457	}
1458	}
1459	}
1460	"polydata-outline" {
1461	set bool $_settings($what)
1462	foreach dataset [CurrentDatasets -visible $_first] {
1463	foreach { dataobj comp } [split $dataset -] break
1464	set type [$dataobj type $comp]
1465	if { $type == "polydata" } {
1466	SendCmd "outline visible $bool $dataset"
1467	}
1468	}
1469	}
1470	"polydata-wireframe" {
1471	set bool $_settings($what)
1472	foreach dataset [CurrentDatasets -visible $_first] {
1473	foreach { dataobj comp } [split $dataset -] break
1474	set type [$dataobj type $comp]
1475	if { $type == "polydata" } {
1476	SendCmd "$type wireframe $bool $dataset"
1477	}
1478	}
1479	}
1480	"polydata-visible" {
1481	set bool $_settings($what)
1482	foreach dataset [CurrentDatasets -visible $_first] {
1483	foreach { dataobj comp } [split $dataset -] break
1484	set type [$dataobj type $comp]
1485	if { $type == "polydata" } {
1486	SendCmd "$type visible $bool $dataset"
1487	}
1488	}
1489	}
1490	"polydata-lighting" {
1491	set bool $_settings($what)
1492	foreach dataset [CurrentDatasets -visible $_first] {
1493	foreach { dataobj comp } [split $dataset -] break
1494	set type [$dataobj type $comp]
1495	if { $type == "polydata" } {
1496	SendCmd "$type lighting $bool $dataset"
1497	}
1498	}
1499	}
1500	"polydata-edges" {
1501	set bool $_settings($what)
1502	foreach dataset [CurrentDatasets -visible $_first] {
1503	foreach { dataobj comp } [split $dataset -] break
1504	set type [$dataobj type $comp]
1505	if { $type == "polydata" } {
1506	SendCmd "$type edges $bool $dataset"
1507	}
1508	}
1509	}
1510	"polydata-palette" {
1511	set palette [$itk_component(meshpalette) value]
1512	set _settings($what) $palette
1513	foreach dataset [CurrentDatasets -visible $_first] {
1514	foreach {dataobj comp} [split $dataset -] break
1515	set type [$dataobj type $comp]
1516	if { $type == "polydata" } {
1517	ChangeColormap $dataobj $comp $palette
1518	# FIXME: fill in current selected fieldname
1519	#SendCmd "polydata colormode scalar {} $dataset"
1520	}
1521	}
1522	set _legendPending 1
1523	}
1524	"molecule-opacity" {
1525	foreach dataset [CurrentDatasets -visible $_first] {
1526	foreach { dataobj comp } [split $dataset -] break
1527	if { [$dataobj type $comp] == "molecule" } {
1528	SetOpacity $dataset
1529	}
1530	}
1531	}
1532	"molecule-outline" {
1533	set bool $_settings($what)
1534	foreach dataset [CurrentDatasets -visible $_first] {
1535	foreach { dataobj comp } [split $dataset -] break
1536	set type [$dataobj type $comp]
1537	if { $type == "molecule" } {
1538	SendCmd "outline visible $bool $dataset"
1539	}
1540	}
1541	}
1542	"molecule-wireframe" {
1543	set bool $_settings($what)
1544	foreach dataset [CurrentDatasets -visible $_first] {
1545	foreach { dataobj comp } [split $dataset -] break
1546	set type [$dataobj type $comp]
1547	if { $type == "molecule" } {
1548	SendCmd "molecule wireframe $bool $dataset"
1549	}
1550	}
1551	}
1552	"molecule-visible" {
1553	set bool $_settings($what)
1554	foreach dataset [CurrentDatasets -visible $_first] {
1555	foreach { dataobj comp } [split $dataset -] break
1556	set type [$dataobj type $comp]
1557	if { $type == "molecule" } {
1558	SendCmd "molecule visible $bool $dataset"
1559	}
1560	}
1561	}
1562	"molecule-lighting" {
1563	set bool $_settings($what)
1564	foreach dataset [CurrentDatasets -visible $_first] {
1565	foreach { dataobj comp } [split $dataset -] break
1566	set type [$dataobj type $comp]
1567	if { $type == "molecule" } {
1568	SendCmd "molecule lighting $bool $dataset"
1569	}
1570	}
1571	}
1572	"molecule-edges" {
1573	set bool $_settings($what)
1574	foreach dataset [CurrentDatasets -visible $_first] {
1575	foreach { dataobj comp } [split $dataset -] break
1576	set type [$dataobj type $comp]
1577	if { $type == "molecule" } {
1578	SendCmd "molecule edges $bool $dataset"
1579	}
1580	}
1581	}
1582	"molecule-palette" {
1583	set palette [$itk_component(moleculepalette) value]
1584	set _settings($what) $palette
1585	foreach dataset [CurrentDatasets -visible $_first] {
1586	foreach {dataobj comp} [split $dataset -] break
1587	set type [$dataobj type $comp]
1588	if { $type == "molecule" } {
1589	ChangeColormap $dataobj $comp $palette
1590	if { $palette == "elementDefault" } {
1591	SendCmd "molecule colormode by_elements element $dataset"
1592	} else {
1593	# FIXME: Set the chosen scalar field name here
1594	SendCmd "molecule colormode scalar {} $dataset"
1595	}
1596	}
1597	}
1598	set _legendPending 1
1599	}
1600	"molecule-representation" {
1601	set value [$itk_component(representation) value]
1602	set value [$itk_component(representation) translate $value]
1603	switch -- $value {
1604	"ballandstick" {
1605	set _settings(molecule-rscale) covalent
1606	set _settings(molecule-atoms-visible) 1
1607	set _settings(molecule-bonds-visible) 1
1608	set _settings(molecule-bondstyle) cylinder
1609	set _settings(molecule-atomscale) 0.3
1610	set _settings(molecule-bondscale) 0.075
1611	}
1612	"balls" - "spheres" {
1613	set _settings(molecule-rscale) covalent
1614	set _settings(molecule-atoms-visible) 1
1615	set _settings(molecule-bonds-visible) 0
1616	set _settings(molecule-bondstyle) cylinder
1617	set _settings(molecule-atomscale) 0.3
1618	set _settings(molecule-bondscale) 0.075
1619	}
1620	"sticks" {
1621	set _settings(molecule-rscale) none
1622	set _settings(molecule-atoms-visible) 1
1623	set _settings(molecule-bonds-visible) 1
1624	set _settings(molecule-bondstyle) cylinder
1625	set _settings(molecule-atomscale) 0.075
1626	set _settings(molecule-bondscale) 0.075
1627	}
1628	"spacefilling" {
1629	set _settings(molecule-rscale) van_der_waals
1630	set _settings(molecule-atoms-visible) 1
1631	set _settings(molecule-bonds-visible) 0
1632	set _settings(molecule-bondstyle) cylinder
1633	set _settings(molecule-atomscale) 1.0
1634	set _settings(molecule-bondscale) 0.075
1635	}
1636	"rods" {
1637	set _settings(molecule-rscale) none
1638	set _settings(molecule-atoms-visible) 1
1639	set _settings(molecule-bonds-visible) 1
1640	set _settings(molecule-bondstyle) cylinder
1641	set _settings(molecule-atomscale) 0.1
1642	set _settings(molecule-bondscale) 0.1
1643	}
1644	"wireframe" - "lines" {
1645	set _settings(molecule-rscale) none
1646	set _settings(molecule-atoms-visible) 0
1647	set _settings(molecule-bonds-visible) 1
1648	set _settings(molecule-bondstyle) line
1649	set _settings(molecule-atomscale) 1.0
1650	set _settings(molecule-bondscale) 1.0
1651	}
1652	default {
1653	error "unknown representation $value"
1654	}
1655	}
1656	$itk_component(rscale) value [$itk_component(rscale) label $_settings(molecule-rscale)]
1657	switch -- $value {
1658	"ballandstick" - "balls" - "spheres" {
1659	$itk_component(rscale) configure -state normal
1660	}
1661	default {
1662	$itk_component(rscale) configure -state disabled
1663	}
1664	}
1665	foreach dataset [CurrentDatasets -all] {
1666	foreach {dataobj comp} [split $dataset -] break
1667	set type [$dataobj type $comp]
1668	if { $type == "molecule" } {
1669	StartBufferingCommands
1670	SendCmd [subst {molecule rscale $_settings(molecule-rscale) $dataset}]
1671	SendCmd [subst {molecule ascale $_settings(molecule-atomscale) $dataset}]
1672	SendCmd [subst {molecule bscale $_settings(molecule-bondscale) $dataset}]
1673	SendCmd [subst {molecule bstyle $_settings(molecule-bondstyle) $dataset}]
1674	SendCmd [subst {molecule atoms $_settings(molecule-atoms-visible) $dataset}]
1675	SendCmd [subst {molecule bonds $_settings(molecule-bonds-visible) $dataset}]
1676	StopBufferingCommands
1677	}
1678	}
1679	}
1680	"molecule-rscale" {
1681	set value [$itk_component(rscale) value]
1682	set value [$itk_component(rscale) translate $value]
1683	set _settings($what) $value
1684	foreach dataset [CurrentDatasets -visible $_first] {
1685	foreach {dataobj comp} [split $dataset -] break
1686	set type [$dataobj type $comp]
1687	if { $type == "molecule" } {
1688	SendCmd [subst {molecule rscale $_settings($what) $dataset}]
1689	}
1690	}
1691	}
1692	"molecule-labels" {
1693	set bool $_settings($what)
1694	foreach dataset [CurrentDatasets -visible $_first] {
1695	foreach { dataobj comp } [split $dataset -] break
1696	set type [$dataobj type $comp]
1697	if { $type == "molecule" } {
1698	SendCmd "molecule labels $bool $dataset"
1699	}
1700	}
1701	}
1702	"axis-visible" {
1703	set bool $_axis(visible)
1704	SendCmd "axis visible all $bool"
1705	}
1706	"axis-labels" {
1707	set bool $_axis(labels)
1708	SendCmd "axis labels all $bool"
1709	}
1710	"axis-minorticks" {
1711	set bool $_axis(minorticks)
1712	SendCmd "axis minticks all $bool"
1713	}
1714	"axis-xgrid" {
1715	set bool $_axis(xgrid)
1716	SendCmd "axis grid x $bool"
1717	}
1718	"axis-ygrid" {
1719	set bool $_axis(ygrid)
1720	SendCmd "axis grid y $bool"
1721	}
1722	"axis-zgrid" {
1723	set bool $_axis(zgrid)
1724	SendCmd "axis grid z $bool"
1725	}
1726	"axis-mode" {
1727	set mode [$itk_component(axismode) value]
1728	set mode [$itk_component(axismode) translate $mode]
1729	SendCmd "axis flymode $mode"
1730	}
1731	"axis-xcutaway" - "axis-ycutaway" - "axis-zcutaway" {
1732	set axis [string range $what 5 5]
1733	set bool $_axis(${axis}cutaway)
1734	if { $bool } {
1735	set pos [expr $_axis(${axis}position) * 0.01]
1736	set dir $_axis(${axis}direction)
1737	$itk_component(${axis}CutScale) configure -state normal \
1738	-troughcolor white
1739	SendCmd "renderer clipplane $axis $pos $dir"
1740	} else {
1741	$itk_component(${axis}CutScale) configure -state disabled \
1742	-troughcolor grey82
1743	SendCmd "renderer clipplane $axis 1 -1"
1744	}
1745	}
1746	"axis-xposition" - "axis-yposition" - "axis-zposition" -
1747	"axis-xdirection" - "axis-ydirection" - "axis-zdirection" {
1748	set axis [string range $what 5 5]
1749	#set dir $_axis(${axis}direction)
1750	set pos [expr $_axis(${axis}position) * 0.01]
1751	SendCmd "renderer clipplane ${axis} $pos -1"
1752	}
1753	default {
1754	error "don't know how to fix $what"
1755	}
1756	}
1757	}
1758
1759	#
1760	# RequestLegend --
1761	#
1762	# Request a new legend from the server. The size of the legend
1763	# is determined from the height of the canvas. It will be rotated
1764	# to be vertical when drawn.
1765	#
1766	itcl::body Rappture::VtkViewer::RequestLegend {} {
1767	set font "Arial 8"
1768	set lineht [font metrics $font -linespace]
1769	set w 12
1770	set h [expr {$_height - 2 * ($lineht + 2)}]
1771	if { $h < 1 } {
1772	return
1773	}
1774	# Set the legend on the first dataset.
1775	foreach dataset [CurrentDatasets -visible] {
1776	foreach {dataobj comp} [split $dataset -] break
1777	if { [info exists _dataset2style($dataset)] } {
1778	#SendCmd "legend $_dataset2style($dataset) vmag {} {} $w $h 0"
1779	SendCmd "legend2 $_dataset2style($dataset) $w $h"
1780	break;
1781	}
1782	}
1783	}
1784
1785	#
1786	# ChangeColormap --
1787	#
1788	itcl::body Rappture::VtkViewer::ChangeColormap {dataobj comp color} {
1789	set tag $dataobj-$comp
1790	if { ![info exist _style($tag)] } {
1791	error "no initial colormap"
1792	}
1793	array set style $_style($tag)
1794	set style(-color) $color
1795	set _style($tag) [array get style]
1796	SetColormap $dataobj $comp
1797	}
1798
1799	#
1800	# SetColormap --
1801	#
1802	itcl::body Rappture::VtkViewer::SetColormap { dataobj comp } {
1803	array set style {
1804	-color BCGYR
1805	}
1806	if {[$dataobj type $comp] == "molecule"} {
1807	set style(-color) elementDefault
1808	}
1809	set tag $dataobj-$comp
1810	if { ![info exists _initialStyle($tag)] } {
1811	# Save the initial component style.
1812	set _initialStyle($tag) [$dataobj style $comp]
1813	}
1814
1815	# Override defaults with initial style defined in xml.
1816	array set style $_initialStyle($tag)
1817
1818	if { ![info exists _style($tag)] } {
1819	set _style($tag) [array get style]
1820	}
1821	# Override initial style with current style.
1822	array set style $_style($tag)
1823
1824	set name "$style(-color)"
1825	if { ![info exists _colormaps($name)] } {
1826	BuildColormap $name
1827	set _colormaps($name) 1
1828	}
1829	if { ![info exists _dataset2style($tag)] \|\|
1830	$_dataset2style($tag) != $name } {
1831	set _dataset2style($tag) $name
1832	switch -- [$dataobj type $comp] {
1833	"polydata" {
1834	SendCmd "polydata colormap $name $tag"
1835	}
1836	"glyphs" {
1837	SendCmd "glyphs colormap $name $tag"
1838	}
1839	"molecule" {
1840	SendCmd "molecule colormap $name $tag"
1841	}
1842	}
1843	}
1844	}
1845
1846	#
1847	# BuildColormap --
1848	#
1849	itcl::body Rappture::VtkViewer::BuildColormap { name } {
1850	if { $name == "elementDefault" } {
1851	return
1852	}
1853	set cmap [ColorsToColormap $name]
1854	if { [llength $cmap] == 0 } {
1855	set cmap "0.0 0.0 0.0 0.0 1.0 1.0 1.0 1.0"
1856	}
1857	set amap "0.0 1.0 1.0 1.0"
1858	SendCmd "colormap add $name { $cmap } { $amap }"
1859	}
1860
1861	# ----------------------------------------------------------------------
1862	# CONFIGURATION OPTION: -plotbackground
1863	# ----------------------------------------------------------------------
1864	itcl::configbody Rappture::VtkViewer::plotbackground {
1865	if { [isconnected] } {
1866	set rgb [Color2RGB $itk_option(-plotbackground)]
1867	SendCmd "screen bgcolor $rgb"
1868	}
1869	}
1870
1871	# ----------------------------------------------------------------------
1872	# CONFIGURATION OPTION: -plotforeground
1873	# ----------------------------------------------------------------------
1874	itcl::configbody Rappture::VtkViewer::plotforeground {
1875	if { [isconnected] } {
1876	set rgb [Color2RGB $itk_option(-plotforeground)]
1877	SendCmd "axis color all $rgb"
1878	SendCmd "outline color $rgb"
1879	}
1880	}
1881
1882	itcl::body Rappture::VtkViewer::limits { dataobj } {
1883	foreach comp [$dataobj components] {
1884	set tag $dataobj-$comp
1885	if { ![info exists _limits($tag)] } {
1886	set data [$dataobj data $comp]
1887	if { $data == "" } {
1888	continue
1889	}
1890	set tmpfile file[pid].vtk
1891	set f [open "$tmpfile" "w"]
1892	fconfigure $f -translation binary -encoding binary
1893	puts $f $data
1894	close $f
1895	set reader [vtkDataSetReader $tag-xvtkDataSetReader]
1896	$reader SetFileName $tmpfile
1897	set debug 0
1898	if {$debug} {
1899	# Only needed for debug output below
1900	$reader ReadAllNormalsOn
1901	$reader ReadAllTCoordsOn
1902	$reader ReadAllScalarsOn
1903	$reader ReadAllColorScalarsOn
1904	$reader ReadAllVectorsOn
1905	$reader ReadAllTensorsOn
1906	$reader ReadAllFieldsOn
1907	}
1908	$reader Update
1909	file delete $tmpfile
1910	set output [$reader GetOutput]
1911	if { $output == "" } {
1912	# Invalid VTK file -- loader failed to parse
1913	continue
1914	}
1915	set _limits($tag) [$output GetBounds]
1916	if {$debug} {
1917	puts stderr "\#scalars=[$reader GetNumberOfScalarsInFile]"
1918	puts stderr "\#vectors=[$reader GetNumberOfVectorsInFile]"
1919	puts stderr "\#tensors=[$reader GetNumberOfTensorsInFile]"
1920	puts stderr "\#normals=[$reader GetNumberOfNormalsInFile]"
1921	puts stderr "\#tcoords=[$reader GetNumberOfTCoordsInFile]"
1922	puts stderr "\#fielddata=[$reader GetNumberOfFieldDataInFile]"
1923	puts stderr "fielddataname=[$reader GetFieldDataNameInFile 0]"
1924	set pointData [$output GetPointData]
1925	if { $pointData != ""} {
1926	puts stderr "point \#arrays=[$pointData GetNumberOfArrays]"
1927	puts stderr "point \#components=[$pointData GetNumberOfComponents]"
1928	puts stderr "point \#tuples=[$pointData GetNumberOfTuples]"
1929	puts stderr "point scalars=[$pointData GetScalars]"
1930	puts stderr "point vectors=[$pointData GetVectors]"
1931	}
1932	set cellData [$output GetCellData]
1933	if { $cellData != ""} {
1934	puts stderr "cell \#arrays=[$cellData GetNumberOfArrays]"
1935	puts stderr "cell \#components=[$cellData GetNumberOfComponents]"
1936	puts stderr "cell \#tuples=[$cellData GetNumberOfTuples]"
1937	puts stderr "cell scalars=[$cellData GetScalars]"
1938	puts stderr "cell vectors=[$cellData GetVectors]"
1939	}
1940	set fieldData [$output GetFieldData]
1941	if { $fieldData != ""} {
1942	puts stderr "field \#arrays=[$fieldData GetNumberOfArrays]"
1943	puts stderr "field \#components=[$fieldData GetNumberOfComponents]"
1944	puts stderr "field \#tuples=[$fieldData GetNumberOfTuples]"
1945	}
1946	}
1947	rename $output ""
1948	rename $reader ""
1949	}
1950	foreach { xMin xMax yMin yMax zMin zMax} $_limits($tag) break
1951	if {![info exists limits(xmin)] \|\| $limits(xmin) > $xMin} {
1952	set limits(xmin) $xMin
1953	}
1954	if {![info exists limits(xmax)] \|\| $limits(xmax) < $xMax} {
1955	set limits(xmax) $xMax
1956	}
1957	if {![info exists limits(ymin)] \|\| $limits(ymin) > $yMin} {
1958	set limits(ymin) $xMin
1959	}
1960	if {![info exists limits(ymax)] \|\| $limits(ymax) < $yMax} {
1961	set limits(ymax) $yMax
1962	}
1963	if {![info exists limits(zmin)] \|\| $limits(zmin) > $zMin} {
1964	set limits(zmin) $zMin
1965	}
1966	if {![info exists limits(zmax)] \|\| $limits(zmax) < $zMax} {
1967	set limits(zmax) $zMax
1968	}
1969	}
1970	return [array get limits]
1971	}
1972
1973	itcl::body Rappture::VtkViewer::BuildGlyphsTab {} {
1974
1975	set fg [option get $itk_component(hull) font Font]
1976	#set bfg [option get $itk_component(hull) boldFont Font]
1977
1978	set inner [$itk_component(main) insert 0 \
1979	-title "Glyph Settings" \
1980	-icon [Rappture::icon volume-on]]
1981	$inner configure -borderwidth 4
1982
1983	checkbutton $inner.glyphs \
1984	-text "Show Glyphs" \
1985	-variable [itcl::scope _settings(glyphs-visible)] \
1986	-command [itcl::code $this AdjustSetting glyphs-visible] \
1987	-font "Arial 9" -anchor w
1988
1989	checkbutton $inner.outline \
1990	-text "Show Outline" \
1991	-variable [itcl::scope _settings(glyphs-outline)] \
1992	-command [itcl::code $this AdjustSetting glyphs-outline] \
1993	-font "Arial 9" -anchor w
1994
1995	checkbutton $inner.wireframe \
1996	-text "Show Wireframe" \
1997	-variable [itcl::scope _settings(glyphs-wireframe)] \
1998	-command [itcl::code $this AdjustSetting glyphs-wireframe] \
1999	-font "Arial 9" -anchor w
2000
2001	checkbutton $inner.lighting \
2002	-text "Enable Lighting" \
2003	-variable [itcl::scope _settings(glyphs-lighting)] \
2004	-command [itcl::code $this AdjustSetting glyphs-lighting] \
2005	-font "Arial 9" -anchor w
2006
2007	checkbutton $inner.edges \
2008	-text "Show Edges" \
2009	-variable [itcl::scope _settings(glyphs-edges)] \
2010	-command [itcl::code $this AdjustSetting glyphs-edges] \
2011	-font "Arial 9" -anchor w
2012
2013	label $inner.palette_l -text "Palette" -font "Arial 9" -anchor w
2014	itk_component add glyphspalette {
2015	Rappture::Combobox $inner.palette -width 10 -editable no
2016	}
2017	$inner.palette choices insert end [GetColormapList]
2018	$itk_component(glyphspalette) value "BCGYR"
2019	bind $inner.palette <<Value>> \
2020	[itcl::code $this AdjustSetting glyphs-palette]
2021
2022	label $inner.opacity_l -text "Opacity" -font "Arial 9" -anchor w
2023	::scale $inner.opacity -from 0 -to 100 -orient horizontal \
2024	-variable [itcl::scope _settings(glyphs-opacity)] \
2025	-width 10 \
2026	-showvalue off \
2027	-command [itcl::code $this EventuallySetGlyphsOpacity]
2028	$inner.opacity set $_settings(glyphs-opacity)
2029
2030	blt::table $inner \
2031	0,0 $inner.glyphs -cspan 2 -anchor w -pady 2 \
2032	1,0 $inner.outline -cspan 2 -anchor w -pady 2 \
2033	2,0 $inner.wireframe -cspan 2 -anchor w -pady 2 \
2034	3,0 $inner.lighting -cspan 2 -anchor w -pady 2 \
2035	4,0 $inner.edges -cspan 2 -anchor w -pady 2 \
2036	5,0 $inner.opacity_l -anchor w -pady 2 \
2037	5,1 $inner.opacity -fill x -pady 2 \
2038	6,0 $inner.palette_l -anchor w -pady 2 \
2039	6,1 $inner.palette -fill x -pady 2
2040
2041	blt::table configure $inner r* c* -resize none
2042	blt::table configure $inner r8 c1 -resize expand
2043	}
2044
2045	itcl::body Rappture::VtkViewer::BuildPolydataTab {} {
2046
2047	set fg [option get $itk_component(hull) font Font]
2048	#set bfg [option get $itk_component(hull) boldFont Font]
2049
2050	set inner [$itk_component(main) insert 0 \
2051	-title "Mesh Settings" \
2052	-icon [Rappture::icon mesh]]
2053	$inner configure -borderwidth 4
2054
2055	checkbutton $inner.mesh \
2056	-text "Show Mesh" \
2057	-variable [itcl::scope _settings(polydata-visible)] \
2058	-command [itcl::code $this AdjustSetting polydata-visible] \
2059	-font "Arial 9" -anchor w
2060
2061	checkbutton $inner.outline \
2062	-text "Show Outline" \
2063	-variable [itcl::scope _settings(polydata-outline)] \
2064	-command [itcl::code $this AdjustSetting polydata-outline] \
2065	-font "Arial 9" -anchor w
2066
2067	checkbutton $inner.wireframe \
2068	-text "Show Wireframe" \
2069	-variable [itcl::scope _settings(polydata-wireframe)] \
2070	-command [itcl::code $this AdjustSetting polydata-wireframe] \
2071	-font "Arial 9" -anchor w
2072
2073	checkbutton $inner.lighting \
2074	-text "Enable Lighting" \
2075	-variable [itcl::scope _settings(polydata-lighting)] \
2076	-command [itcl::code $this AdjustSetting polydata-lighting] \
2077	-font "Arial 9" -anchor w
2078
2079	checkbutton $inner.edges \
2080	-text "Show Edges" \
2081	-variable [itcl::scope _settings(polydata-edges)] \
2082	-command [itcl::code $this AdjustSetting polydata-edges] \
2083	-font "Arial 9" -anchor w
2084
2085	label $inner.palette_l -text "Palette" -font "Arial 9" -anchor w
2086	itk_component add meshpalette {
2087	Rappture::Combobox $inner.palette -width 10 -editable no
2088	}
2089	$inner.palette choices insert end [GetColormapList]
2090	$itk_component(meshpalette) value "BCGYR"
2091	bind $inner.palette <<Value>> \
2092	[itcl::code $this AdjustSetting polydata-palette]
2093
2094	label $inner.opacity_l -text "Opacity" -font "Arial 9" -anchor w
2095	::scale $inner.opacity -from 0 -to 100 -orient horizontal \
2096	-variable [itcl::scope _settings(polydata-opacity)] \
2097	-width 10 \
2098	-showvalue off \
2099	-command [itcl::code $this EventuallySetPolydataOpacity]
2100	$inner.opacity set $_settings(polydata-opacity)
2101
2102	blt::table $inner \
2103	0,0 $inner.mesh -cspan 2 -anchor w -pady 2 \
2104	1,0 $inner.outline -cspan 2 -anchor w -pady 2 \
2105	2,0 $inner.wireframe -cspan 2 -anchor w -pady 2 \
2106	3,0 $inner.lighting -cspan 2 -anchor w -pady 2 \
2107	4,0 $inner.edges -cspan 2 -anchor w -pady 2 \
2108	5,0 $inner.opacity_l -anchor w -pady 2 \
2109	5,1 $inner.opacity -fill x -pady 2 \
2110	6,0 $inner.palette_l -anchor w -pady 2 \
2111	6,1 $inner.palette -fill x -pady 2
2112
2113	blt::table configure $inner r* c* -resize none
2114	blt::table configure $inner r8 c1 -resize expand
2115	}
2116
2117	itcl::body Rappture::VtkViewer::BuildAxisTab {} {
2118
2119	set fg [option get $itk_component(hull) font Font]
2120	#set bfg [option get $itk_component(hull) boldFont Font]
2121
2122	set inner [$itk_component(main) insert end \
2123	-title "Axis Settings" \
2124	-icon [Rappture::icon axis2]]
2125	$inner configure -borderwidth 4
2126
2127	checkbutton $inner.visible \
2128	-text "Axes" \
2129	-variable [itcl::scope _axis(visible)] \
2130	-command [itcl::code $this AdjustSetting axis-visible] \
2131	-font "Arial 9"
2132
2133	checkbutton $inner.labels \
2134	-text "Axis Labels" \
2135	-variable [itcl::scope _axis(labels)] \
2136	-command [itcl::code $this AdjustSetting axis-labels] \
2137	-font "Arial 9"
2138	label $inner.grid_l -text "Grid" -font "Arial 9"
2139	checkbutton $inner.xgrid \
2140	-text "X" \
2141	-variable [itcl::scope _axis(xgrid)] \
2142	-command [itcl::code $this AdjustSetting axis-xgrid] \
2143	-font "Arial 9"
2144	checkbutton $inner.ygrid \
2145	-text "Y" \
2146	-variable [itcl::scope _axis(ygrid)] \
2147	-command [itcl::code $this AdjustSetting axis-ygrid] \
2148	-font "Arial 9"
2149	checkbutton $inner.zgrid \
2150	-text "Z" \
2151	-variable [itcl::scope _axis(zgrid)] \
2152	-command [itcl::code $this AdjustSetting axis-zgrid] \
2153	-font "Arial 9"
2154	checkbutton $inner.minorticks \
2155	-text "Minor Ticks" \
2156	-variable [itcl::scope _axis(minorticks)] \
2157	-command [itcl::code $this AdjustSetting axis-minorticks] \
2158	-font "Arial 9"
2159
2160	label $inner.mode_l -text "Mode" -font "Arial 9"
2161
2162	itk_component add axismode {
2163	Rappture::Combobox $inner.mode -width 10 -editable no
2164	}
2165	$inner.mode choices insert end \
2166	"static_triad" "static" \
2167	"closest_triad" "closest" \
2168	"furthest_triad" "farthest" \
2169	"outer_edges" "outer"
2170	$itk_component(axismode) value "static"
2171	bind $inner.mode <<Value>> [itcl::code $this AdjustSetting axis-mode]
2172
2173	blt::table $inner \
2174	0,0 $inner.visible -anchor w -cspan 4 \
2175	1,0 $inner.labels -anchor w -cspan 4 \
2176	2,0 $inner.minorticks -anchor w -cspan 4 \
2177	4,0 $inner.grid_l -anchor w \
2178	4,1 $inner.xgrid -anchor w \
2179	4,2 $inner.ygrid -anchor w \
2180	4,3 $inner.zgrid -anchor w \
2181	5,0 $inner.mode_l -anchor w -padx { 2 0 } \
2182	5,1 $inner.mode -fill x -cspan 3
2183
2184	blt::table configure $inner r* c* -resize none
2185	blt::table configure $inner r7 c6 -resize expand
2186	blt::table configure $inner r3 -height 0.125i
2187	}
2188
2189	itcl::body Rappture::VtkViewer::BuildCameraTab {} {
2190	set inner [$itk_component(main) insert end \
2191	-title "Camera Settings" \
2192	-icon [Rappture::icon camera]]
2193	$inner configure -borderwidth 4
2194
2195	label $inner.view_l -text "view" -font "Arial 9"
2196	set f [frame $inner.view]
2197	foreach side { front back left right top bottom } {
2198	button $f.$side -image [Rappture::icon view$side] \
2199	-command [itcl::code $this SetOrientation $side]
2200	Rappture::Tooltip::for $f.$side "Change the view to $side"
2201	pack $f.$side -side left
2202	}
2203
2204	blt::table $inner \
2205	0,0 $inner.view_l -anchor e -pady 2 \
2206	0,1 $inner.view -anchor w -pady 2
2207	blt::table configure $inner r0 -resize none
2208
2209	set labels { qx qy qz qw xpan ypan zoom }
2210	set row 1
2211	foreach tag $labels {
2212	label $inner.${tag}label -text $tag -font "Arial 9"
2213	entry $inner.${tag} -font "Arial 9" -bg white \
2214	-textvariable [itcl::scope _view(-$tag)]
2215	bind $inner.${tag} <Return> \
2216	[itcl::code $this camera set -${tag}]
2217	bind $inner.${tag} <KP_Enter> \
2218	[itcl::code $this camera set -${tag}]
2219	blt::table $inner \
2220	$row,0 $inner.${tag}label -anchor e -pady 2 \
2221	$row,1 $inner.${tag} -anchor w -pady 2
2222	blt::table configure $inner r$row -resize none
2223	incr row
2224	}
2225	checkbutton $inner.ortho \
2226	-text "Orthographic Projection" \
2227	-variable [itcl::scope _view(-ortho)] \
2228	-command [itcl::code $this camera set -ortho] \
2229	-font "Arial 9"
2230	blt::table $inner \
2231	$row,0 $inner.ortho -cspan 2 -anchor w -pady 2
2232	blt::table configure $inner r$row -resize none
2233	incr row
2234
2235	blt::table configure $inner c* -resize none
2236	blt::table configure $inner c2 -resize expand
2237	blt::table configure $inner r$row -resize expand
2238	}
2239
2240	itcl::body Rappture::VtkViewer::BuildCutawayTab {} {
2241
2242	set fg [option get $itk_component(hull) font Font]
2243
2244	set inner [$itk_component(main) insert end \
2245	-title "Cutaway Along Axis" \
2246	-icon [Rappture::icon cutbutton]]
2247
2248	$inner configure -borderwidth 4
2249
2250	# X-value slicer...
2251	itk_component add xCutButton {
2252	Rappture::PushButton $inner.xbutton \
2253	-onimage [Rappture::icon x-cutplane] \
2254	-offimage [Rappture::icon x-cutplane] \
2255	-command [itcl::code $this AdjustSetting axis-xcutaway] \
2256	-variable [itcl::scope _axis(xcutaway)]
2257	}
2258	Rappture::Tooltip::for $itk_component(xCutButton) \
2259	"Toggle the X-axis cutaway on/off"
2260
2261	itk_component add xCutScale {
2262	::scale $inner.xval -from 100 -to 0 \
2263	-width 10 -orient vertical -showvalue yes \
2264	-borderwidth 1 -highlightthickness 0 \
2265	-command [itcl::code $this Slice move x] \
2266	-variable [itcl::scope _axis(xposition)]
2267	} {
2268	usual
2269	ignore -borderwidth -highlightthickness
2270	}
2271	# Set the default cutaway value before disabling the scale.
2272	$itk_component(xCutScale) set 100
2273	$itk_component(xCutScale) configure -state disabled
2274	Rappture::Tooltip::for $itk_component(xCutScale) \
2275	"@[itcl::code $this Slice tooltip x]"
2276
2277	itk_component add xDirButton {
2278	Rappture::PushButton $inner.xdir \
2279	-onimage [Rappture::icon arrow-down] \
2280	-onvalue -1 \
2281	-offimage [Rappture::icon arrow-up] \
2282	-offvalue 1 \
2283	-command [itcl::code $this AdjustSetting axis-xdirection] \
2284	-variable [itcl::scope _axis(xdirection)]
2285	}
2286	set _axis(xdirection) -1
2287	Rappture::Tooltip::for $itk_component(xDirButton) \
2288	"Toggle the direction of the X-axis cutaway"
2289
2290	# Y-value slicer...
2291	itk_component add yCutButton {
2292	Rappture::PushButton $inner.ybutton \
2293	-onimage [Rappture::icon y-cutplane] \
2294	-offimage [Rappture::icon y-cutplane] \
2295	-command [itcl::code $this AdjustSetting axis-ycutaway] \
2296	-variable [itcl::scope _axis(ycutaway)]
2297	}
2298	Rappture::Tooltip::for $itk_component(yCutButton) \
2299	"Toggle the Y-axis cutaway on/off"
2300
2301	itk_component add yCutScale {
2302	::scale $inner.yval -from 100 -to 0 \
2303	-width 10 -orient vertical -showvalue yes \
2304	-borderwidth 1 -highlightthickness 0 \
2305	-command [itcl::code $this Slice move y] \
2306	-variable [itcl::scope _axis(yposition)]
2307	} {
2308	usual
2309	ignore -borderwidth -highlightthickness
2310	}
2311	Rappture::Tooltip::for $itk_component(yCutScale) \
2312	"@[itcl::code $this Slice tooltip y]"
2313	# Set the default cutaway value before disabling the scale.
2314	$itk_component(yCutScale) set 100
2315	$itk_component(yCutScale) configure -state disabled
2316
2317	itk_component add yDirButton {
2318	Rappture::PushButton $inner.ydir \
2319	-onimage [Rappture::icon arrow-down] \
2320	-onvalue -1 \
2321	-offimage [Rappture::icon arrow-up] \
2322	-offvalue 1 \
2323	-command [itcl::code $this AdjustSetting axis-ydirection] \
2324	-variable [itcl::scope _axis(ydirection)]
2325	}
2326	Rappture::Tooltip::for $itk_component(yDirButton) \
2327	"Toggle the direction of the Y-axis cutaway"
2328	set _axis(ydirection) -1
2329
2330	# Z-value slicer...
2331	itk_component add zCutButton {
2332	Rappture::PushButton $inner.zbutton \
2333	-onimage [Rappture::icon z-cutplane] \
2334	-offimage [Rappture::icon z-cutplane] \
2335	-command [itcl::code $this AdjustSetting axis-zcutaway] \
2336	-variable [itcl::scope _axis(zcutaway)]
2337	}
2338	Rappture::Tooltip::for $itk_component(zCutButton) \
2339	"Toggle the Z-axis cutaway on/off"
2340
2341	itk_component add zCutScale {
2342	::scale $inner.zval -from 100 -to 0 \
2343	-width 10 -orient vertical -showvalue yes \
2344	-borderwidth 1 -highlightthickness 0 \
2345	-command [itcl::code $this Slice move z] \
2346	-variable [itcl::scope _axis(zposition)]
2347	} {
2348	usual
2349	ignore -borderwidth -highlightthickness
2350	}
2351	$itk_component(zCutScale) set 100
2352	$itk_component(zCutScale) configure -state disabled
2353	Rappture::Tooltip::for $itk_component(zCutScale) \
2354	"@[itcl::code $this Slice tooltip z]"
2355
2356	itk_component add zDirButton {
2357	Rappture::PushButton $inner.zdir \
2358	-onimage [Rappture::icon arrow-down] \
2359	-onvalue -1 \
2360	-offimage [Rappture::icon arrow-up] \
2361	-offvalue 1 \
2362	-command [itcl::code $this AdjustSetting axis-zdirection] \
2363	-variable [itcl::scope _axis(zdirection)]
2364	}
2365	set _axis(zdirection) -1
2366	Rappture::Tooltip::for $itk_component(zDirButton) \
2367	"Toggle the direction of the Z-axis cutaway"
2368
2369	blt::table $inner \
2370	0,0 $itk_component(xCutButton) -anchor e -padx 2 -pady 2 \
2371	1,0 $itk_component(xCutScale) -fill y \
2372	0,1 $itk_component(yCutButton) -anchor e -padx 2 -pady 2 \
2373	1,1 $itk_component(yCutScale) -fill y \
2374	0,2 $itk_component(zCutButton) -anchor e -padx 2 -pady 2 \
2375	1,2 $itk_component(zCutScale) -fill y \
2376
2377	blt::table configure $inner r* c* -resize none
2378	blt::table configure $inner r1 c3 -resize expand
2379	}
2380
2381	itcl::body Rappture::VtkViewer::BuildMoleculeTab {} {
2382	set fg [option get $itk_component(hull) font Font]
2383
2384	set inner [$itk_component(main) insert 0 \
2385	-title "Molecule Settings" \
2386	-icon [Rappture::icon molecule]]
2387	$inner configure -borderwidth 4
2388
2389	checkbutton $inner.molecule \
2390	-text "Show Molecule" \
2391	-variable [itcl::scope _settings(molecule-visible)] \
2392	-command [itcl::code $this AdjustSetting molecule-visible] \
2393	-font "Arial 9"
2394
2395	checkbutton $inner.outline \
2396	-text "Show Outline" \
2397	-variable [itcl::scope _settings(molecule-outline)] \
2398	-command [itcl::code $this AdjustSetting molecule-outline] \
2399	-font "Arial 9"
2400
2401	checkbutton $inner.label \
2402	-text "Show Atom Labels" \
2403	-variable [itcl::scope _settings(molecule-labels)] \
2404	-command [itcl::code $this AdjustSetting molecule-labels] \
2405	-font "Arial 9"
2406
2407	checkbutton $inner.wireframe \
2408	-text "Show Wireframe" \
2409	-variable [itcl::scope _settings(molecule-wireframe)] \
2410	-command [itcl::code $this AdjustSetting molecule-wireframe] \
2411	-font "Arial 9"
2412
2413	checkbutton $inner.lighting \
2414	-text "Enable Lighting" \
2415	-variable [itcl::scope _settings(molecule-lighting)] \
2416	-command [itcl::code $this AdjustSetting molecule-lighting] \
2417	-font "Arial 9"
2418
2419	checkbutton $inner.edges \
2420	-text "Show Edges" \
2421	-variable [itcl::scope _settings(molecule-edges)] \
2422	-command [itcl::code $this AdjustSetting molecule-edges] \
2423	-font "Arial 9"
2424
2425	label $inner.rep_l -text "Molecule Representation" \
2426	-font "Arial 9"
2427
2428	itk_component add representation {
2429	Rappture::Combobox $inner.rep -width 20 -editable no
2430	}
2431	$inner.rep choices insert end \
2432	"ballandstick" "Ball and Stick" \
2433	"spheres" "Spheres" \
2434	"sticks" "Sticks" \
2435	"rods" "Rods" \
2436	"wireframe" "Wireframe" \
2437	"spacefilling" "Space Filling"
2438
2439	bind $inner.rep <<Value>> \
2440	[itcl::code $this AdjustSetting molecule-representation]
2441	$inner.rep value "Ball and Stick"
2442
2443	label $inner.rscale_l -text "Atom Radii" \
2444	-font "Arial 9"
2445
2446	itk_component add rscale {
2447	Rappture::Combobox $inner.rscale -width 20 -editable no
2448	}
2449	$inner.rscale choices insert end \
2450	"atomic" "Atomic" \
2451	"covalent" "Covalent" \
2452	"van_der_waals" "VDW" \
2453	"none" "Constant"
2454
2455	bind $inner.rscale <<Value>> \
2456	[itcl::code $this AdjustSetting molecule-rscale]
2457	$inner.rscale value "Covalent"
2458
2459	label $inner.palette_l -text "Palette" -font "Arial 9"
2460	itk_component add moleculepalette {
2461	Rappture::Combobox $inner.palette -width 10 -editable no
2462	}
2463	$inner.palette choices insert end [GetColormapList -includeElementDefault]
2464	$itk_component(moleculepalette) value "elementDefault"
2465	bind $inner.palette <<Value>> \
2466	[itcl::code $this AdjustSetting molecule-palette]
2467
2468	label $inner.atomscale_l -text "Atom Scale" -font "Arial 9"
2469	::scale $inner.atomscale -width 15 -font "Arial 7" \
2470	-from 0.025 -to 2.0 -resolution 0.025 -label "" \
2471	-showvalue true -orient horizontal \
2472	-command [itcl::code $this EventuallySetAtomScale] \
2473	-variable [itcl::scope _settings(molecule-atomscale)]
2474	$inner.atomscale set $_settings(molecule-atomscale)
2475	Rappture::Tooltip::for $inner.atomscale \
2476	"Adjust relative scale of atoms (spheres or balls)."
2477
2478	label $inner.bondscale_l -text "Bond Scale" -font "Arial 9"
2479	::scale $inner.bondscale -width 15 -font "Arial 7" \
2480	-from 0.005 -to 0.3 -resolution 0.005 -label "" \
2481	-showvalue true -orient horizontal \
2482	-command [itcl::code $this EventuallySetBondScale] \
2483	-variable [itcl::scope _settings(molecule-bondscale)]
2484	Rappture::Tooltip::for $inner.bondscale \
2485	"Adjust scale of bonds (sticks)."
2486	$inner.bondscale set $_settings(molecule-bondscale)
2487
2488	label $inner.opacity_l -text "Opacity" -font "Arial 9"
2489	::scale $inner.opacity -from 0 -to 100 -orient horizontal \
2490	-variable [itcl::scope _settings(molecule-opacity)] \
2491	-width 15 -font "Arial 7" \
2492	-showvalue on \
2493	-command [itcl::code $this EventuallySetMoleculeOpacity]
2494
2495	label $inner.quality_l -text "Quality" -font "Arial 9"
2496	::scale $inner.quality -width 15 -font "Arial 7" \
2497	-from 0.0 -to 10.0 -resolution 0.1 -label "" \
2498	-showvalue true -orient horizontal \
2499	-command [itcl::code $this EventuallySetMoleculeQuality] \
2500	-variable [itcl::scope _settings(molecule-quality)]
2501	Rappture::Tooltip::for $inner.quality \
2502	"Adjust tesselation quality"
2503	$inner.quality set $_settings(molecule-quality)
2504
2505	blt::table $inner \
2506	0,0 $inner.molecule -anchor w -pady {1 0} \
2507	1,0 $inner.outline -anchor w -pady {1 0} \
2508	2,0 $inner.label -anchor w -pady {1 0} \
2509	3,0 $inner.edges -anchor w -pady {1 0} \
2510	4,0 $inner.rep_l -anchor w -pady { 2 0 } \
2511	5,0 $inner.rep -fill x -pady 2 \
2512	6,0 $inner.rscale_l -anchor w -pady { 2 0 } \
2513	7,0 $inner.rscale -fill x -pady 2 \
2514	8,0 $inner.palette_l -anchor w -pady 0 \
2515	9,0 $inner.palette -fill x -padx 2 \
2516	10,0 $inner.atomscale_l -anchor w -pady {3 0} \
2517	11,0 $inner.atomscale -fill x -padx 2 \
2518	12,0 $inner.bondscale_l -anchor w -pady {3 0} \
2519	13,0 $inner.bondscale -fill x -padx 2 \
2520	14,0 $inner.opacity_l -anchor w -pady {3 0} \
2521	15,0 $inner.opacity -fill x -padx 2 \
2522	16,0 $inner.quality_l -anchor w -pady {3 0} \
2523	17,0 $inner.quality -fill x -padx 2
2524
2525	blt::table configure $inner r* -resize none
2526	blt::table configure $inner r18 -resize expand
2527	}
2528
2529	#
2530	# camera --
2531	#
2532	itcl::body Rappture::VtkViewer::camera {option args} {
2533	switch -- $option {
2534	"show" {
2535	puts [array get _view]
2536	}
2537	"set" {
2538	set what [lindex $args 0]
2539	set x $_view($what)
2540	set code [catch { string is double $x } result]
2541	if { $code != 0 \|\| !$result } {
2542	return
2543	}
2544	switch -- $what {
2545	"-ortho" {
2546	if {$_view($what)} {
2547	SendCmd "camera mode ortho"
2548	} else {
2549	SendCmd "camera mode persp"
2550	}
2551	}
2552	"-xpan" - "-ypan" {
2553	PanCamera
2554	}
2555	"-qx" - "-qy" - "-qz" - "-qw" {
2556	set q [ViewToQuaternion]
2557	$_arcball quaternion $q
2558	EventuallyRotate $q
2559	}
2560	"-zoom" {
2561	SendCmd "camera zoom $_view($what)"
2562	}
2563	}
2564	}
2565	}
2566	}
2567
2568	itcl::body Rappture::VtkViewer::GetVtkData { args } {
2569	set bytes ""
2570	foreach dataobj [get] {
2571	foreach comp [$dataobj components] {
2572	set tag $dataobj-$comp
2573	set contents [$dataobj data $comp]
2574	append bytes "$contents\n"
2575	}
2576	}
2577	return [list .vtk $bytes]
2578	}
2579
2580	itcl::body Rappture::VtkViewer::GetImage { args } {
2581	if { [image width $_image(download)] > 0 &&
2582	[image height $_image(download)] > 0 } {
2583	set bytes [$_image(download) data -format "jpeg -quality 100"]
2584	set bytes [Rappture::encoding::decode -as b64 $bytes]
2585	return [list .jpg $bytes]
2586	}
2587	return ""
2588	}
2589
2590	itcl::body Rappture::VtkViewer::BuildDownloadPopup { popup command } {
2591	Rappture::Balloon $popup \
2592	-title "[Rappture::filexfer::label downloadWord] as..."
2593	set inner [$popup component inner]
2594	label $inner.summary -text "" -anchor w
2595	radiobutton $inner.vtk_button -text "VTK data file" \
2596	-variable [itcl::scope _downloadPopup(format)] \
2597	-font "Helvetica 9 " \
2598	-value vtk
2599	Rappture::Tooltip::for $inner.vtk_button "Save as VTK data file."
2600	radiobutton $inner.image_button -text "Image File" \
2601	-variable [itcl::scope _downloadPopup(format)] \
2602	-value image
2603	Rappture::Tooltip::for $inner.image_button \
2604	"Save as digital image."
2605
2606	button $inner.ok -text "Save" \
2607	-highlightthickness 0 -pady 2 -padx 3 \
2608	-command $command \
2609	-compound left \
2610	-image [Rappture::icon download]
2611
2612	button $inner.cancel -text "Cancel" \
2613	-highlightthickness 0 -pady 2 -padx 3 \
2614	-command [list $popup deactivate] \
2615	-compound left \
2616	-image [Rappture::icon cancel]
2617
2618	blt::table $inner \
2619	0,0 $inner.summary -cspan 2 \
2620	1,0 $inner.vtk_button -anchor w -cspan 2 -padx { 4 0 } \
2621	2,0 $inner.image_button -anchor w -cspan 2 -padx { 4 0 } \
2622	4,1 $inner.cancel -width .9i -fill y \
2623	4,0 $inner.ok -padx 2 -width .9i -fill y
2624	blt::table configure $inner r3 -height 4
2625	blt::table configure $inner r4 -pady 4
2626	raise $inner.image_button
2627	$inner.vtk_button invoke
2628	return $inner
2629	}
2630
2631	itcl::body Rappture::VtkViewer::SetObjectStyle { dataobj comp } {
2632	# Parse style string.
2633	set tag $dataobj-$comp
2634	set type [$dataobj type $comp]
2635	set style [$dataobj style $comp]
2636	if { $dataobj != $_first } {
2637	set settings(-wireframe) 1
2638	}
2639	switch -- $type {
2640	"glyphs" {
2641	array set settings {
2642	-color white
2643	-edgecolor black
2644	-edges 0
2645	-gscale 1
2646	-lighting 1
2647	-linewidth 1.0
2648	-normscale 0
2649	-opacity 1.0
2650	-orientglyphs 0
2651	-outline 0
2652	-ptsize 1.0
2653	-quality 1
2654	-scalemode "vcomp"
2655	-shape "sphere"
2656	-visible 1
2657	-wireframe 0
2658	}
2659	array set settings $style
2660	set shape [$dataobj shape $comp]
2661	if {$shape != ""} {
2662	set settings(-shape) $shape
2663	}
2664	# Backwards compat with camel case style option
2665	if { [info exists settings(-orientGlyphs)] } {
2666	set settings(-orientglyphs) $settings(-orientGlyphs)
2667	array unset settings -orientGlyphs
2668	}
2669	# Backwards compat with camel case style option
2670	if { [info exists settings(-scaleMode)] } {
2671	set settings(-scalemode) $settings(-scaleMode)
2672	array unset settings -scaleMode
2673	}
2674	SendCmd "outline add $tag"
2675	SendCmd "outline color [Color2RGB $settings(-color)] $tag"
2676	SendCmd "outline visible $settings(-outline) $tag"
2677	set _settings(glyphs-outline) $settings(-outline)
2678
2679	SendCmd "glyphs add $settings(-shape) $tag"
2680	SendCmd "glyphs normscale $settings(-normscale) $tag"
2681	SendCmd "glyphs gscale $settings(-gscale) $tag"
2682	SendCmd "glyphs wireframe $settings(-wireframe) $tag"
2683	SendCmd "glyphs color [Color2RGB $settings(-color)] $tag"
2684	#SendCmd "glyphs colormode constant {} $tag"
2685	# Omitting field name for gorient and smode commands
2686	# defaults to active scalars or vectors depending on mode
2687	SendCmd "glyphs gorient $settings(-orientglyphs) {} $tag"
2688	SendCmd "glyphs smode $settings(-scalemode) {} $tag"
2689	SendCmd "glyphs edges $settings(-edges) $tag"
2690	SendCmd "glyphs linecolor [Color2RGB $settings(-edgecolor)] $tag"
2691	SendCmd "glyphs linewidth $settings(-linewidth) $tag"
2692	SendCmd "glyphs ptsize $settings(-ptsize) $tag"
2693	SendCmd "glyphs quality $settings(-quality) $tag"
2694	SendCmd "glyphs lighting $settings(-lighting) $tag"
2695	SendCmd "glyphs opacity $settings(-opacity) $tag"
2696	set _settings(glyphs-opacity) [expr 100.0 * $settings(-opacity)]
2697	SendCmd "glyphs visible $settings(-visible) $tag"
2698	set _settings(glyphs-wireframe) $settings(-wireframe)
2699	}
2700	"molecule" {
2701	array set settings {
2702	-atomscale 0.3
2703	-atomsvisible 1
2704	-bondscale 0.075
2705	-bondstyle "cylinder"
2706	-bondsvisible 1
2707	-color "elementDefault"
2708	-edgecolor black
2709	-edges 0
2710	-labels 0
2711	-lighting 1
2712	-linewidth 1.0
2713	-opacity 1.0
2714	-outline 0
2715	-quality 1.0
2716	-representation ""
2717	-rscale "covalent"
2718	-visible 1
2719	-wireframe 0
2720	}
2721	array set settings $style
2722
2723	SendCmd "outline add $tag"
2724	SendCmd "outline color [Color2RGB white] $tag"
2725	SendCmd "outline visible $settings(-outline) $tag"
2726	set _settings(molecule-outline) $settings(-outline)
2727
2728	SendCmd "molecule add $tag"
2729	if {$settings(-representation) != ""} {
2730	switch -- $settings(-representation) {
2731	"ballandstick" {
2732	set _settings(molecule-rscale) covalent
2733	set _settings(molecule-atoms-visible) 1
2734	set _settings(molecule-bonds-visible) 1
2735	set _settings(molecule-bondstyle) cylinder
2736	set _settings(molecule-atomscale) 0.3
2737	set _settings(molecule-bondscale) 0.075
2738	}
2739	"balls" - "spheres" {
2740	set _settings(molecule-rscale) covalent
2741	set _settings(molecule-atoms-visible) 1
2742	set _settings(molecule-bonds-visible) 0
2743	set _settings(molecule-bondstyle) cylinder
2744	set _settings(molecule-atomscale) 0.3
2745	set _settings(molecule-bondscale) 0.075
2746	}
2747	"sticks" {
2748	set _settings(molecule-rscale) none
2749	set _settings(molecule-atoms-visible) 1
2750	set _settings(molecule-bonds-visible) 1
2751	set _settings(molecule-bondstyle) cylinder
2752	set _settings(molecule-atomscale) 0.075
2753	set _settings(molecule-bondscale) 0.075
2754	}
2755	"spacefilling" {
2756	set _settings(molecule-rscale) van_der_waals
2757	set _settings(molecule-atoms-visible) 1
2758	set _settings(molecule-bonds-visible) 0
2759	set _settings(molecule-bondstyle) cylinder
2760	set _settings(molecule-atomscale) 1.0
2761	set _settings(molecule-bondscale) 0.075
2762	}
2763	"rods" {
2764	set _settings(molecule-rscale) none
2765	set _settings(molecule-atoms-visible) 1
2766	set _settings(molecule-bonds-visible) 1
2767	set _settings(molecule-bondstyle) cylinder
2768	set _settings(molecule-atomscale) 0.1
2769	set _settings(molecule-bondscale) 0.1
2770	}
2771	"wireframe" - "lines" {
2772	set _settings(molecule-rscale) none
2773	set _settings(molecule-atoms-visible) 0
2774	set _settings(molecule-bonds-visible) 1
2775	set _settings(molecule-bondstyle) line
2776	set _settings(molecule-atomscale) 1.0
2777	set _settings(molecule-bondscale) 1.0
2778	}
2779	default {
2780	error "unknown representation $value"
2781	}
2782	}
2783	SendCmd "molecule rscale $_settings(molecule-rscale) $tag"
2784	SendCmd "molecule atoms $_settings(molecule-atoms-visible) $tag"
2785	SendCmd "molecule bonds $_settings(molecule-bonds-visible) $tag"
2786	SendCmd "molecule bstyle $_settings(molecule-bondstyle) $tag"
2787	SendCmd "molecule ascale $_settings(molecule-atomscale) $tag"
2788	SendCmd "molecule bscale $_settings(molecule-bondscale) $tag"
2789	$itk_component(representation) value [$itk_component(representation) label $settings(-representation)]
2790	$itk_component(rscale) value [$itk_component(rscale) label $_settings(molecule-rscale)]
2791	switch -- $settings(-representation) {
2792	"ballandstick" - "balls" - "spheres" {
2793	$itk_component(rscale) configure -state normal
2794	}
2795	default {
2796	$itk_component(rscale) configure -state disabled
2797	}
2798	}
2799	} else {
2800	SendCmd "molecule rscale $settings(-rscale) $tag"
2801	set _settings(molecule-rscale) $settings(-rscale)
2802	SendCmd "molecule atoms $settings(-atomsvisible) $tag"
2803	set _settings(molecule-atoms-visible) $settings(-atomsvisible)
2804	SendCmd "molecule bonds $settings(-bondsvisible) $tag"
2805	set _settings(molecule-bonds-visible) $settings(-bondsvisible)
2806	SendCmd "molecule bstyle $settings(-bondstyle) $tag"
2807	set _settings(molecule-bondstyle) $settings(-bondstyle)
2808	SendCmd "molecule ascale $settings(-atomscale) $tag"
2809	set _settings(molecule-atomscale) $settings(-atomscale)
2810	SendCmd "molecule bscale $settings(-bondscale) $tag"
2811	set _settings(molecule-bondscale) $settings(-bondscale)
2812	}
2813	SendCmd "molecule labels $settings(-labels) $tag"
2814	set _settings(molecule-labels) $settings(-labels)
2815	SendCmd "molecule linecolor [Color2RGB $settings(-edgecolor)] $tag"
2816	SendCmd "molecule linewidth $settings(-linewidth) $tag"
2817	SendCmd "molecule edges $settings(-edges) $tag"
2818	set _settings(molecule-edges) $settings(-edges)
2819	SendCmd "molecule lighting $settings(-lighting) $tag"
2820	set _settings(molecule-lighting) $settings(-lighting)
2821	SendCmd "molecule aquality $settings(-quality) $tag"
2822	SendCmd "molecule bquality $settings(-quality) $tag"
2823	set _settings(molecule-quality) $settings(-quality)
2824	SendCmd "molecule visible $settings(-visible) $tag"
2825	set _settings(molecule-visible) $settings(-visible)
2826	set _haveMolecules 1
2827	}
2828	"polydata" {
2829	array set settings {
2830	-cloudstyle "mesh"
2831	-color white
2832	-edgecolor black
2833	-edges 1
2834	-lighting 1
2835	-linewidth 1.0
2836	-opacity 1.0
2837	-outline 0
2838	-visible 1
2839	-wireframe 0
2840	}
2841	array set settings $style
2842
2843	SendCmd "outline add $tag"
2844	SendCmd "outline color [Color2RGB $settings(-color)] $tag"
2845	SendCmd "outline visible $settings(-outline) $tag"
2846	set _settings(polydata-outline) $settings(-outline)
2847
2848	SendCmd "polydata add $tag"
2849	SendCmd "polydata visible $settings(-visible) $tag"
2850	set _settings(polydata-visible) $settings(-visible)
2851	SendCmd "polydata edges $settings(-edges) $tag"
2852	set _settings(polydata-edges) $settings(-edges)
2853	SendCmd "polydata cloudstyle $settings(-cloudstyle) $tag"
2854	SendCmd "polydata color [Color2RGB $settings(-color)] $tag"
2855	#SendCmd "polydata colormode constant {} $tag"
2856	SendCmd "polydata lighting $settings(-lighting) $tag"
2857	set _settings(polydata-lighting) $settings(-lighting)
2858	SendCmd "polydata linecolor [Color2RGB $settings(-edgecolor)] $tag"
2859	SendCmd "polydata linewidth $settings(-linewidth) $tag"
2860	SendCmd "polydata opacity $settings(-opacity) $tag"
2861	set _settings(polydata-opacity) [expr 100.0 * $settings(-opacity)]
2862	SendCmd "polydata wireframe $settings(-wireframe) $tag"
2863	set _settings(polydata-wireframe) $settings(-wireframe)
2864	set havePolyData 1
2865	}
2866	}
2867	SetColormap $dataobj $comp
2868	}
2869
2870	itcl::body Rappture::VtkViewer::IsValidObject { dataobj } {
2871	if {[catch {$dataobj isa Rappture::Drawing} valid] != 0 \|\| !$valid} {
2872	return 0
2873	}
2874	return 1
2875	}
2876
2877	# ----------------------------------------------------------------------
2878	# USAGE: ReceiveLegend <colormap> <title> <vmin> <vmax> <size>
2879	#
2880	# Invoked automatically whenever the "legend" command comes in from
2881	# the rendering server. Indicates that binary image data with the
2882	# specified <size> will follow.
2883	# ----------------------------------------------------------------------
2884	itcl::body Rappture::VtkViewer::ReceiveLegend { colormap title vmin vmax size } {
2885	set _limits(vmin) $vmin
2886	set _limits(vmax) $vmax
2887	set _title $title
2888	if { [IsConnected] } {
2889	set bytes [ReceiveBytes $size]
2890	if { ![info exists _image(legend)] } {
2891	set _image(legend) [image create photo]
2892	}
2893	$_image(legend) configure -data $bytes
2894	DrawLegend
2895	}
2896	}
2897
2898	#
2899	# DrawLegend --
2900	#
2901	# Draws the legend in it's own canvas which resides to the right
2902	# of the contour plot area.
2903	#
2904	itcl::body Rappture::VtkViewer::DrawLegend {} {
2905	set c $itk_component(view)
2906	set w [winfo width $c]
2907	set h [winfo height $c]
2908	set font "Arial 8"
2909	set lineht [font metrics $font -linespace]
2910
2911	if { $_settings(legend) } {
2912	set x [expr $w - 2]
2913	if { [$c find withtag "legend"] == "" } {
2914	$c create image $x [expr {$lineht+2}] \
2915	-anchor ne \
2916	-image $_image(legend) -tags "colormap legend"
2917	$c create text $x 2 \
2918	-anchor ne \
2919	-fill $itk_option(-plotforeground) -tags "vmax legend" \
2920	-font $font
2921	$c create text $x [expr {$h-2}] \
2922	-anchor se \
2923	-fill $itk_option(-plotforeground) -tags "vmin legend" \
2924	-font $font
2925	#$c bind colormap <Enter> [itcl::code $this EnterLegend %x %y]
2926	$c bind colormap <Leave> [itcl::code $this LeaveLegend]
2927	$c bind colormap <Motion> [itcl::code $this MotionLegend %x %y]
2928	}
2929	# Reset the item coordinates according the current size of the plot.
2930	$c coords colormap $x [expr {$lineht+2}]
2931	if { $_limits(vmin) != "" } {
2932	$c itemconfigure vmin -text [format %g $_limits(vmin)]
2933	}
2934	if { $_limits(vmax) != "" } {
2935	$c itemconfigure vmax -text [format %g $_limits(vmax)]
2936	}
2937	$c coords vmin $x [expr {$h-2}]
2938	$c coords vmax $x 2
2939	}
2940	}
2941
2942	#
2943	# EnterLegend --
2944	#
2945	itcl::body Rappture::VtkViewer::EnterLegend { x y } {
2946	SetLegendTip $x $y
2947	}
2948
2949	#
2950	# MotionLegend --
2951	#
2952	itcl::body Rappture::VtkViewer::MotionLegend { x y } {
2953	Rappture::Tooltip::tooltip cancel
2954	set c $itk_component(view)
2955	SetLegendTip $x $y
2956	}
2957
2958	#
2959	# LeaveLegend --
2960	#
2961	itcl::body Rappture::VtkViewer::LeaveLegend { } {
2962	Rappture::Tooltip::tooltip cancel
2963	.rappturetooltip configure -icon ""
2964	}
2965
2966	#
2967	# SetLegendTip --
2968	#
2969	itcl::body Rappture::VtkViewer::SetLegendTip { x y } {
2970	set c $itk_component(view)
2971	set w [winfo width $c]
2972	set h [winfo height $c]
2973	set font "Arial 8"
2974	set lineht [font metrics $font -linespace]
2975
2976	set imgHeight [image height $_image(legend)]
2977	set coords [$c coords colormap]
2978	set imgX [expr $w - [image width $_image(legend)] - 2]
2979	set imgY [expr $y - $lineht - 2]
2980
2981	# Make a swatch of the selected color
2982	if { [catch { $_image(legend) get 10 $imgY } pixel] != 0 } {
2983	return
2984	}
2985	if { ![info exists _image(swatch)] } {
2986	set _image(swatch) [image create photo -width 24 -height 24]
2987	}
2988	set color [eval format "\#%02x%02x%02x" $pixel]
2989	$_image(swatch) put black -to 0 0 23 23
2990	$_image(swatch) put $color -to 1 1 22 22
2991	.rappturetooltip configure -icon $_image(swatch)
2992
2993	# Compute the value of the point
2994	set t [expr 1.0 - (double($imgY) / double($imgHeight-1))]
2995	set value [expr $t * ($_limits(vmax) - $_limits(vmin)) + $_limits(vmin)]
2996	set tipx [expr $x + 15]
2997	set tipy [expr $y - 5]
2998	Rappture::Tooltip::text $c "$_title $value"
2999	Rappture::Tooltip::tooltip show $c +$tipx,+$tipy
3000	}
3001
3002	# ----------------------------------------------------------------------
3003	# USAGE: Slice move x\|y\|z <newval>
3004	#
3005	# Called automatically when the user drags the slider to move the
3006	# cut plane that slices 3D data. Gets the current value from the
3007	# slider and moves the cut plane to the appropriate point in the
3008	# data set.
3009	# ----------------------------------------------------------------------
3010	itcl::body Rappture::VtkViewer::Slice {option args} {
3011	switch -- $option {
3012	"move" {
3013	set axis [lindex $args 0]
3014	set newval [lindex $args 1]
3015	if {[llength $args] != 2} {
3016	error "wrong # args: should be \"Slice move x\|y\|z newval\""
3017	}
3018	set newpos [expr {0.01*$newval}]
3019	SendCmd "renderer clipplane $axis $newpos -1"
3020	}
3021	"tooltip" {
3022	set axis [lindex $args 0]
3023	set val [$itk_component(${axis}CutScale) get]
3024	return "Move the [string toupper $axis] cut plane.\nCurrently: $axis = $val%"
3025	}
3026	default {
3027	error "bad option \"$option\": should be axis, move, or tooltip"
3028	}
3029	}
3030	}
3031
3032	itcl::body Rappture::VtkViewer::SetOrientation { side } {
3033	array set positions {
3034	front "1 0 0 0"
3035	back "0 0 1 0"
3036	left "0.707107 0 -0.707107 0"
3037	right "0.707107 0 0.707107 0"
3038	top "0.707107 -0.707107 0 0"
3039	bottom "0.707107 0.707107 0 0"
3040	}
3041	foreach name { -qw -qx -qy -qz } value $positions($side) {
3042	set _view($name) $value
3043	}
3044	set q [ViewToQuaternion]
3045	$_arcball quaternion $q
3046	SendCmd "camera orient $q"
3047	SendCmd "camera reset"
3048	set _view(-xpan) 0
3049	set _view(-ypan) 0
3050	set _view(-zoom) 1.0
3051	}
3052
3053	itcl::body Rappture::VtkViewer::SetOpacity { dataset } {
3054	foreach {dataobj comp} [split $dataset -] break
3055	set type [$dataobj type $comp]
3056	set val $_settings($type-opacity)
3057	set sval [expr { 0.01 * double($val) }]
3058	if { !$_obj2ovride($dataobj-raise) } {
3059	# This is wrong. Need to figure out why raise isn't set with 1
3060	#set sval [expr $sval * .6]
3061	}
3062	SendCmd "$type opacity $sval $dataset"
3063	}

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