1 | # ---------------------------------------------------------------------- |
---|
2 | # COMPONENT: contourresult - contour plot in a ResultSet |
---|
3 | # |
---|
4 | # This widget is a contour plot for 2D meshes with a scalar value. |
---|
5 | # It is normally used in the ResultViewer to show results from the |
---|
6 | # run of a Rappture tool. Use the "add" and "delete" methods to |
---|
7 | # control the dataobjs showing on the plot. |
---|
8 | # ====================================================================== |
---|
9 | # AUTHOR: Michael McLennan, Purdue University |
---|
10 | # Copyright (c) 2004-2005 |
---|
11 | # Purdue Research Foundation, West Lafayette, IN |
---|
12 | # ====================================================================== |
---|
13 | package require Itk |
---|
14 | package require vtk |
---|
15 | package require vtkinteraction |
---|
16 | package require BLT |
---|
17 | |
---|
18 | blt::bitmap define ContourResult-reset { |
---|
19 | #define reset_width 12 |
---|
20 | #define reset_height 12 |
---|
21 | static unsigned char reset_bits[] = { |
---|
22 | 0x00, 0x00, 0x00, 0x00, 0xfc, 0x03, 0x04, 0x02, 0x04, 0x02, 0x04, 0x02, |
---|
23 | 0x04, 0x02, 0x04, 0x02, 0x04, 0x02, 0xfc, 0x03, 0x00, 0x00, 0x00, 0x00}; |
---|
24 | } |
---|
25 | |
---|
26 | blt::bitmap define ContourResult-zoomin { |
---|
27 | #define zoomin_width 12 |
---|
28 | #define zoomin_height 12 |
---|
29 | static unsigned char zoomin_bits[] = { |
---|
30 | 0x7c, 0x00, 0x82, 0x00, 0x11, 0x01, 0x11, 0x01, 0x7d, 0x01, 0x11, 0x01, |
---|
31 | 0x11, 0x01, 0x82, 0x03, 0xfc, 0x07, 0x80, 0x0f, 0x00, 0x0f, 0x00, 0x06}; |
---|
32 | } |
---|
33 | |
---|
34 | blt::bitmap define ContourResult-zoomout { |
---|
35 | #define zoomout_width 12 |
---|
36 | #define zoomout_height 12 |
---|
37 | static unsigned char zoomout_bits[] = { |
---|
38 | 0x7c, 0x00, 0x82, 0x00, 0x01, 0x01, 0x01, 0x01, 0x7d, 0x01, 0x01, 0x01, |
---|
39 | 0x01, 0x01, 0x82, 0x03, 0xfc, 0x07, 0x80, 0x0f, 0x00, 0x0f, 0x00, 0x06}; |
---|
40 | } |
---|
41 | |
---|
42 | option add *ContourResult.width 4i widgetDefault |
---|
43 | option add *ContourResult.height 4i widgetDefault |
---|
44 | option add *ContourResult.foreground black widgetDefault |
---|
45 | option add *ContourResult.controlBackground gray widgetDefault |
---|
46 | option add *ContourResult.font \ |
---|
47 | -*-helvetica-medium-r-normal-*-*-120-* widgetDefault |
---|
48 | |
---|
49 | itcl::class Rappture::ContourResult { |
---|
50 | inherit itk::Widget |
---|
51 | |
---|
52 | itk_option define -foreground foreground Foreground "" |
---|
53 | itk_option define -background background Background "" |
---|
54 | |
---|
55 | constructor {args} { # defined below } |
---|
56 | destructor { # defined below } |
---|
57 | |
---|
58 | public method add {dataobj {settings ""}} |
---|
59 | public method delete {args} |
---|
60 | public method scale {args} |
---|
61 | |
---|
62 | protected method _rebuild {} |
---|
63 | protected method _zoom {option} |
---|
64 | protected method _move {option x y} |
---|
65 | protected method _fixLimits {} |
---|
66 | protected method _color2rgb {color} |
---|
67 | |
---|
68 | private variable _dlist "" ;# list of data objects |
---|
69 | private variable _obj2color ;# maps dataobj => plotting color |
---|
70 | private variable _obj2width ;# maps dataobj => line width |
---|
71 | private variable _obj2raise ;# maps dataobj => raise flag 0/1 |
---|
72 | private variable _obj2vtk ;# maps dataobj => vtk objects |
---|
73 | private variable _actors ;# list of actors for each renderer |
---|
74 | private variable _click ;# info used for _move operations |
---|
75 | private variable _xmin "" ;# autoscale min for x-axis |
---|
76 | private variable _xmax "" ;# autoscale max for x-axis |
---|
77 | private variable _ymin "" ;# autoscale min for y-axis |
---|
78 | private variable _ymax "" ;# autoscale max for y-axis |
---|
79 | private variable _zmin "" ;# autoscale min for z-axis |
---|
80 | private variable _zmax "" ;# autoscale max for z-axis |
---|
81 | |
---|
82 | private common _counter 0 ;# used for auto-generated names |
---|
83 | } |
---|
84 | |
---|
85 | itk::usual ContourResult { |
---|
86 | keep -background -foreground -cursor -font |
---|
87 | } |
---|
88 | |
---|
89 | # ---------------------------------------------------------------------- |
---|
90 | # CONSTRUCTOR |
---|
91 | # ---------------------------------------------------------------------- |
---|
92 | itcl::body Rappture::ContourResult::constructor {args} { |
---|
93 | option add hull.width hull.height |
---|
94 | pack propagate $itk_component(hull) no |
---|
95 | |
---|
96 | itk_component add controls { |
---|
97 | frame $itk_interior.cntls |
---|
98 | } { |
---|
99 | usual |
---|
100 | rename -background -controlbackground controlBackground Background |
---|
101 | } |
---|
102 | pack $itk_component(controls) -side right -fill y |
---|
103 | |
---|
104 | itk_component add reset { |
---|
105 | button $itk_component(controls).reset \ |
---|
106 | -borderwidth 1 -padx 1 -pady 1 \ |
---|
107 | -bitmap ContourResult-reset \ |
---|
108 | -command [itcl::code $this _zoom reset] |
---|
109 | } { |
---|
110 | ignore -borderwidth |
---|
111 | rename -highlightbackground -controlbackground controlBackground Background |
---|
112 | } |
---|
113 | pack $itk_component(reset) -padx 4 -pady 4 |
---|
114 | Rappture::Tooltip::for $itk_component(reset) "Reset the view to the default zoom level" |
---|
115 | |
---|
116 | itk_component add zoomin { |
---|
117 | button $itk_component(controls).zin \ |
---|
118 | -borderwidth 1 -padx 1 -pady 1 \ |
---|
119 | -bitmap ContourResult-zoomin \ |
---|
120 | -command [itcl::code $this _zoom in] |
---|
121 | } { |
---|
122 | ignore -borderwidth |
---|
123 | rename -highlightbackground -controlbackground controlBackground Background |
---|
124 | } |
---|
125 | pack $itk_component(zoomin) -padx 4 -pady 4 |
---|
126 | Rappture::Tooltip::for $itk_component(zoomin) "Zoom in" |
---|
127 | |
---|
128 | itk_component add zoomout { |
---|
129 | button $itk_component(controls).zout \ |
---|
130 | -borderwidth 1 -padx 1 -pady 1 \ |
---|
131 | -bitmap ContourResult-zoomout \ |
---|
132 | -command [itcl::code $this _zoom out] |
---|
133 | } { |
---|
134 | ignore -borderwidth |
---|
135 | rename -highlightbackground -controlbackground controlBackground Background |
---|
136 | } |
---|
137 | pack $itk_component(zoomout) -padx 4 -pady 4 |
---|
138 | Rappture::Tooltip::for $itk_component(zoomout) "Zoom out" |
---|
139 | |
---|
140 | itk_component add area { |
---|
141 | frame $itk_interior.area |
---|
142 | } |
---|
143 | pack $itk_component(area) -expand yes -fill both |
---|
144 | |
---|
145 | vtkRenderer $this-ren |
---|
146 | vtkRenderWindow $this-renWin |
---|
147 | $this-renWin AddRenderer $this-ren |
---|
148 | vtkRenderWindowInteractor $this-iren |
---|
149 | $this-iren SetRenderWindow $this-renWin |
---|
150 | |
---|
151 | itk_component add plot { |
---|
152 | vtkTkRenderWidget $itk_component(area).plot -rw $this-renWin \ |
---|
153 | -width 1 -height 1 |
---|
154 | } { |
---|
155 | } |
---|
156 | pack $itk_component(plot) -expand yes -fill both |
---|
157 | |
---|
158 | |
---|
159 | vtkRenderer $this-ren2 |
---|
160 | vtkRenderWindow $this-renWin2 |
---|
161 | $this-renWin2 AddRenderer $this-ren2 |
---|
162 | vtkRenderWindowInteractor $this-iren2 |
---|
163 | $this-iren2 SetRenderWindow $this-renWin2 |
---|
164 | |
---|
165 | itk_component add legend { |
---|
166 | vtkTkRenderWidget $itk_component(area).legend -rw $this-renWin2 \ |
---|
167 | -width 1 -height 40 |
---|
168 | } { |
---|
169 | } |
---|
170 | pack $itk_component(legend) -side bottom -fill x |
---|
171 | |
---|
172 | eval itk_initialize $args |
---|
173 | |
---|
174 | blt::busy hold $itk_component(area) -cursor left_ptr |
---|
175 | bind $itk_component(area)_Busy <ButtonPress> \ |
---|
176 | [itcl::code $this _move click %x %y] |
---|
177 | bind $itk_component(area)_Busy <B1-Motion> \ |
---|
178 | [itcl::code $this _move drag %x %y] |
---|
179 | bind $itk_component(area)_Busy <ButtonRelease> \ |
---|
180 | [itcl::code $this _move release %x %y] |
---|
181 | } |
---|
182 | |
---|
183 | # ---------------------------------------------------------------------- |
---|
184 | # DESTRUCTOR |
---|
185 | # ---------------------------------------------------------------------- |
---|
186 | itcl::body Rappture::ContourResult::destructor {} { |
---|
187 | rename $this-renWin "" |
---|
188 | rename $this-ren "" |
---|
189 | rename $this-iren "" |
---|
190 | |
---|
191 | rename $this-renWin2 "" |
---|
192 | rename $this-ren2 "" |
---|
193 | rename $this-iren2 "" |
---|
194 | |
---|
195 | after cancel [itcl::code $this _rebuild] |
---|
196 | } |
---|
197 | |
---|
198 | # ---------------------------------------------------------------------- |
---|
199 | # USAGE: add <dataobj> ?<settings>? |
---|
200 | # |
---|
201 | # Clients use this to add a data object to the plot. The optional |
---|
202 | # <settings> are used to configure the plot. Allowed settings are |
---|
203 | # -color, -width, and -raise. |
---|
204 | # ---------------------------------------------------------------------- |
---|
205 | itcl::body Rappture::ContourResult::add {dataobj {settings ""}} { |
---|
206 | array set params { |
---|
207 | -color black |
---|
208 | -width 1 |
---|
209 | -raise 0 |
---|
210 | } |
---|
211 | foreach {opt val} $settings { |
---|
212 | if {![info exists params($opt)]} { |
---|
213 | error "bad setting \"$opt\": should be [join [lsort [array names params]] {, }]" |
---|
214 | } |
---|
215 | set params($opt) $val |
---|
216 | } |
---|
217 | |
---|
218 | set pos [lsearch -exact $dataobj $_dlist] |
---|
219 | if {$pos < 0} { |
---|
220 | lappend _dlist $dataobj |
---|
221 | set _obj2color($dataobj) $params(-color) |
---|
222 | set _obj2width($dataobj) $params(-width) |
---|
223 | set _obj2raise($dataobj) $params(-raise) |
---|
224 | |
---|
225 | after cancel [itcl::code $this _rebuild] |
---|
226 | after idle [itcl::code $this _rebuild] |
---|
227 | } |
---|
228 | } |
---|
229 | |
---|
230 | # ---------------------------------------------------------------------- |
---|
231 | # USAGE: delete ?<dataobj1> <dataobj2> ...? |
---|
232 | # |
---|
233 | # Clients use this to delete a dataobj from the plot. If no dataobjs |
---|
234 | # are specified, then all dataobjs are deleted. |
---|
235 | # ---------------------------------------------------------------------- |
---|
236 | itcl::body Rappture::ContourResult::delete {args} { |
---|
237 | if {[llength $args] == 0} { |
---|
238 | set args $_dlist |
---|
239 | } |
---|
240 | |
---|
241 | # delete all specified dataobjs |
---|
242 | set changed 0 |
---|
243 | foreach dataobj $args { |
---|
244 | set pos [lsearch -exact $_dlist $dataobj] |
---|
245 | if {$pos >= 0} { |
---|
246 | set _dlist [lreplace $_dlist $pos $pos] |
---|
247 | catch {unset _obj2color($dataobj)} |
---|
248 | catch {unset _obj2width($dataobj)} |
---|
249 | catch {unset _obj2raise($dataobj)} |
---|
250 | set changed 1 |
---|
251 | } |
---|
252 | } |
---|
253 | |
---|
254 | # if anything changed, then rebuild the plot |
---|
255 | if {$changed} { |
---|
256 | after cancel [itcl::code $this _rebuild] |
---|
257 | after idle [itcl::code $this _rebuild] |
---|
258 | } |
---|
259 | } |
---|
260 | |
---|
261 | # ---------------------------------------------------------------------- |
---|
262 | # USAGE: scale ?<data1> <data2> ...? |
---|
263 | # |
---|
264 | # Sets the default limits for the overall plot according to the |
---|
265 | # limits of the data for all of the given <data> objects. This |
---|
266 | # accounts for all objects--even those not showing on the screen. |
---|
267 | # Because of this, the limits are appropriate for all objects as |
---|
268 | # the user scans through data in the ResultSet viewer. |
---|
269 | # ---------------------------------------------------------------------- |
---|
270 | itcl::body Rappture::ContourResult::scale {args} { |
---|
271 | set _xmin "" |
---|
272 | set _xmax "" |
---|
273 | set _ymin "" |
---|
274 | set _ymax "" |
---|
275 | set _zmin "" |
---|
276 | set _zmax "" |
---|
277 | foreach obj $args { |
---|
278 | foreach axis {x y z} { |
---|
279 | foreach {min max} [$obj limits $axis] break |
---|
280 | if {"" != $min && "" != $max} { |
---|
281 | if {"" == [set _${axis}min]} { |
---|
282 | set _${axis}min $min |
---|
283 | set _${axis}max $max |
---|
284 | } else { |
---|
285 | if {$min < [set _${axis}min]} { |
---|
286 | set _${axis}min $min |
---|
287 | } |
---|
288 | if {$max > [set _${axis}max]} { |
---|
289 | set _${axis}max $max |
---|
290 | } |
---|
291 | } |
---|
292 | } |
---|
293 | } |
---|
294 | } |
---|
295 | _fixLimits |
---|
296 | } |
---|
297 | |
---|
298 | # ---------------------------------------------------------------------- |
---|
299 | # USAGE: _rebuild |
---|
300 | # |
---|
301 | # Called automatically whenever something changes that affects the |
---|
302 | # data in the widget. Clears any existing data and rebuilds the |
---|
303 | # widget to display new data. |
---|
304 | # ---------------------------------------------------------------------- |
---|
305 | itcl::body Rappture::ContourResult::_rebuild {} { |
---|
306 | # clear out any old constructs |
---|
307 | foreach ren [array names _actors] { |
---|
308 | foreach actor $_actors($ren) { |
---|
309 | $ren RemoveActor $actor |
---|
310 | } |
---|
311 | set _actors($ren) "" |
---|
312 | } |
---|
313 | foreach dataobj [array names _obj2vtk] { |
---|
314 | foreach cmd $_obj2vtk($dataobj) { |
---|
315 | rename $cmd "" |
---|
316 | } |
---|
317 | set _obj2vtk($dataobj) "" |
---|
318 | } |
---|
319 | |
---|
320 | # put the dataobj list in order according to -raise options |
---|
321 | set dlist $_dlist |
---|
322 | foreach obj $dlist { |
---|
323 | if {[info exists _obj2raise($obj)] && $_obj2raise($obj)} { |
---|
324 | set i [lsearch -exact $dlist $obj] |
---|
325 | if {$i >= 0} { |
---|
326 | set dlist [lreplace $dlist $i $i] |
---|
327 | lappend dlist $obj |
---|
328 | } |
---|
329 | } |
---|
330 | } |
---|
331 | |
---|
332 | # scan through all data objects and build the contours |
---|
333 | set _counter 0 |
---|
334 | foreach dataobj $dlist { |
---|
335 | foreach comp [$dataobj components] { |
---|
336 | set pd $this-polydata$_counter |
---|
337 | vtkPolyData $pd |
---|
338 | $pd SetPoints [$dataobj mesh $comp] |
---|
339 | [$pd GetPointData] SetScalars [$dataobj values $comp] |
---|
340 | |
---|
341 | # use _zmin/_zmax if possible, otherwise get from data |
---|
342 | if {$_zmin == "" || $_zmax == ""} { |
---|
343 | foreach {z0 z1} [$pd GetScalarRange] break |
---|
344 | } else { |
---|
345 | set z0 $_zmin |
---|
346 | set z1 $_zmax |
---|
347 | } |
---|
348 | |
---|
349 | set tr $this-triangles$_counter |
---|
350 | vtkDelaunay2D $tr |
---|
351 | $tr SetInput $pd |
---|
352 | $tr SetTolerance 0.0000000000001 |
---|
353 | |
---|
354 | set lu $this-lookup$_counter |
---|
355 | vtkLookupTable $lu |
---|
356 | $lu SetTableRange $z0 $z1 |
---|
357 | $lu SetHueRange 0.66667 0.0 |
---|
358 | $lu Build |
---|
359 | |
---|
360 | lappend _obj2vtk($dataobj) $pd $tr $lu |
---|
361 | |
---|
362 | # |
---|
363 | # Add color contours. |
---|
364 | # |
---|
365 | if {$_counter == 0} { |
---|
366 | set mp $this-mapper$_counter |
---|
367 | vtkPolyDataMapper $mp |
---|
368 | $mp SetInput [$tr GetOutput] |
---|
369 | $mp SetScalarRange $z0 $z1 |
---|
370 | $mp SetLookupTable $lu |
---|
371 | |
---|
372 | set ac $this-actor$_counter |
---|
373 | vtkActor $ac |
---|
374 | $ac SetMapper $mp |
---|
375 | $ac SetPosition 0 0 0 |
---|
376 | [$ac GetProperty] SetColor 0 0 0 |
---|
377 | $this-ren AddActor $ac |
---|
378 | lappend _actors($this-ren) $ac |
---|
379 | |
---|
380 | lappend _obj2vtk($dataobj) $mp $ac |
---|
381 | } |
---|
382 | |
---|
383 | # |
---|
384 | # Add color lines |
---|
385 | # |
---|
386 | if {$_counter > 0} { |
---|
387 | set cf $this-clfilter$_counter |
---|
388 | vtkContourFilter $cf |
---|
389 | $cf SetInput [$tr GetOutput] |
---|
390 | $cf GenerateValues 20 $z0 $z1 |
---|
391 | |
---|
392 | set mp $this-clmapper$_counter |
---|
393 | vtkPolyDataMapper $mp |
---|
394 | $mp SetInput [$cf GetOutput] |
---|
395 | $mp SetScalarRange $z0 $z1 |
---|
396 | $mp SetLookupTable $lu |
---|
397 | |
---|
398 | set ac $this-clactor$_counter |
---|
399 | vtkActor $ac |
---|
400 | $ac SetMapper $mp |
---|
401 | [$ac GetProperty] SetColor 1 1 1 |
---|
402 | $ac SetPosition 0 0 0 |
---|
403 | $this-ren AddActor $ac |
---|
404 | lappend _actors($this-ren) $ac |
---|
405 | |
---|
406 | lappend _obj2vtk($dataobj) $cf $mp $ac |
---|
407 | } |
---|
408 | |
---|
409 | # |
---|
410 | # Add an outline around the data |
---|
411 | # |
---|
412 | set olf $this-olfilter$_counter |
---|
413 | vtkOutlineFilter $olf |
---|
414 | $olf SetInput [$tr GetOutput] |
---|
415 | |
---|
416 | set olm $this-olmapper$_counter |
---|
417 | vtkPolyDataMapper $olm |
---|
418 | $olm SetInput [$olf GetOutput] |
---|
419 | |
---|
420 | set ola $this-olactor$_counter |
---|
421 | vtkActor $ola |
---|
422 | $ola SetMapper $olm |
---|
423 | eval [$ola GetProperty] SetColor 0 0 0 |
---|
424 | $this-ren AddActor $ola |
---|
425 | lappend _actors($this-ren) $ola |
---|
426 | |
---|
427 | lappend _obj2vtk($dataobj) $olf $olm $ola |
---|
428 | |
---|
429 | # |
---|
430 | # Add a legend with the scale. |
---|
431 | # |
---|
432 | set lg $this-legend$_counter |
---|
433 | vtkScalarBarActor $lg |
---|
434 | $lg SetLookupTable $lu |
---|
435 | [$lg GetPositionCoordinate] SetCoordinateSystemToNormalizedViewport |
---|
436 | [$lg GetPositionCoordinate] SetValue 0.1 0.1 |
---|
437 | $lg SetOrientationToHorizontal |
---|
438 | $lg SetWidth 0.8 |
---|
439 | $lg SetHeight 1.0 |
---|
440 | |
---|
441 | set tp [$lg GetLabelTextProperty] |
---|
442 | eval $tp SetColor [_color2rgb $itk_option(-foreground)] |
---|
443 | $tp BoldOff |
---|
444 | $tp ItalicOff |
---|
445 | $tp ShadowOff |
---|
446 | #eval $tp SetShadowColor [_color2rgb gray] |
---|
447 | |
---|
448 | $this-ren2 AddActor2D $lg |
---|
449 | lappend _actors($this-ren2) $lg |
---|
450 | lappend _obj2vtk($dataobj) $lg |
---|
451 | |
---|
452 | incr _counter |
---|
453 | } |
---|
454 | } |
---|
455 | _fixLimits |
---|
456 | } |
---|
457 | |
---|
458 | # ---------------------------------------------------------------------- |
---|
459 | # USAGE: _zoom in |
---|
460 | # USAGE: _zoom out |
---|
461 | # USAGE: _zoom reset |
---|
462 | # |
---|
463 | # Called automatically when the user clicks on one of the zoom |
---|
464 | # controls for this widget. Changes the zoom for the current view. |
---|
465 | # ---------------------------------------------------------------------- |
---|
466 | itcl::body Rappture::ContourResult::_zoom {option} { |
---|
467 | switch -- $option { |
---|
468 | in { |
---|
469 | set camera [$this-ren GetActiveCamera] |
---|
470 | set zoom [$camera Zoom 1.25] |
---|
471 | $this-renWin Render |
---|
472 | } |
---|
473 | out { |
---|
474 | set camera [$this-ren GetActiveCamera] |
---|
475 | set zoom [$camera Zoom 0.8] |
---|
476 | $this-renWin Render |
---|
477 | } |
---|
478 | reset { |
---|
479 | $this-ren ResetCamera |
---|
480 | [$this-ren GetActiveCamera] Zoom 1.5 |
---|
481 | $this-renWin Render |
---|
482 | $this-renWin2 Render |
---|
483 | } |
---|
484 | } |
---|
485 | } |
---|
486 | |
---|
487 | # ---------------------------------------------------------------------- |
---|
488 | # USAGE: _move click <x> <y> |
---|
489 | # USAGE: _move drag <x> <y> |
---|
490 | # USAGE: _move release <x> <y> |
---|
491 | # |
---|
492 | # Called automatically when the user clicks/drags/releases in the |
---|
493 | # plot area. Moves the plot according to the user's actions. |
---|
494 | # ---------------------------------------------------------------------- |
---|
495 | itcl::body Rappture::ContourResult::_move {option x y} { |
---|
496 | switch -- $option { |
---|
497 | click { |
---|
498 | blt::busy configure $itk_component(area) -cursor fleur |
---|
499 | set _click(x) $x |
---|
500 | set _click(y) $y |
---|
501 | } |
---|
502 | drag { |
---|
503 | set w [winfo width $itk_component(plot)] |
---|
504 | set h [winfo height $itk_component(plot)] |
---|
505 | set dx [expr {double($x-$_click(x))/$w}] |
---|
506 | set dy [expr {double($y-$_click(y))/$h}] |
---|
507 | foreach actor $_actors($this-ren) { |
---|
508 | foreach {ax ay az} [$actor GetPosition] break |
---|
509 | $actor SetPosition [expr {$ax+$dx}] [expr {$ay-$dy}] 0 |
---|
510 | } |
---|
511 | $this-renWin Render |
---|
512 | |
---|
513 | set _click(x) $x |
---|
514 | set _click(y) $y |
---|
515 | } |
---|
516 | release { |
---|
517 | _move drag $x $y |
---|
518 | blt::busy configure $itk_component(area) -cursor left_ptr |
---|
519 | } |
---|
520 | default { |
---|
521 | error "bad option \"$option\": should be click, drag, release" |
---|
522 | } |
---|
523 | } |
---|
524 | } |
---|
525 | |
---|
526 | # ---------------------------------------------------------------------- |
---|
527 | # USAGE: _fixLimits |
---|
528 | # |
---|
529 | # Used internally to apply automatic limits to the axes for the |
---|
530 | # current plot. |
---|
531 | # ---------------------------------------------------------------------- |
---|
532 | itcl::body Rappture::ContourResult::_fixLimits {} { |
---|
533 | $this-ren ResetCamera |
---|
534 | [$this-ren GetActiveCamera] Zoom 1.5 |
---|
535 | $this-renWin Render |
---|
536 | $this-renWin2 Render |
---|
537 | } |
---|
538 | |
---|
539 | # ---------------------------------------------------------------------- |
---|
540 | # USAGE: _color2rgb <color> |
---|
541 | # |
---|
542 | # Used internally to convert a color name to a set of {r g b} values |
---|
543 | # needed for vtk. Each r/g/b component is scaled in the range 0-1. |
---|
544 | # ---------------------------------------------------------------------- |
---|
545 | itcl::body Rappture::ContourResult::_color2rgb {color} { |
---|
546 | foreach {r g b} [winfo rgb $itk_component(hull) $color] break |
---|
547 | set r [expr {$r/65535.0}] |
---|
548 | set g [expr {$g/65535.0}] |
---|
549 | set b [expr {$b/65535.0}] |
---|
550 | return [list $r $g $b] |
---|
551 | } |
---|
552 | |
---|
553 | # ---------------------------------------------------------------------- |
---|
554 | # CONFIGURATION OPTION: -background |
---|
555 | # ---------------------------------------------------------------------- |
---|
556 | itcl::configbody Rappture::ContourResult::background { |
---|
557 | foreach {r g b} [_color2rgb $itk_option(-background)] break |
---|
558 | $this-ren SetBackground $r $g $b |
---|
559 | $this-renWin Render |
---|
560 | $this-ren2 SetBackground $r $g $b |
---|
561 | $this-renWin2 Render |
---|
562 | } |
---|
563 | |
---|
564 | # ---------------------------------------------------------------------- |
---|
565 | # CONFIGURATION OPTION: -foreground |
---|
566 | # ---------------------------------------------------------------------- |
---|
567 | itcl::configbody Rappture::ContourResult::foreground { |
---|
568 | after cancel [itcl::code $this _rebuild] |
---|
569 | after idle [itcl::code $this _rebuild] |
---|
570 | } |
---|