1 | # ---------------------------------------------------------------------- |
---|
2 | # COMPONENT: xyresult - X/Y plot in a ResultSet |
---|
3 | # |
---|
4 | # This widget is an X/Y plot, meant to view line graphs produced |
---|
5 | # as output from the run of a Rappture tool. Use the "add" and |
---|
6 | # "delete" methods to control the dataobjs showing on the plot. |
---|
7 | # ====================================================================== |
---|
8 | # AUTHOR: Michael McLennan, Purdue University |
---|
9 | # Copyright (c) 2004-2005 Purdue Research Foundation |
---|
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 | |
---|
17 | option add *XyResult.width 3i widgetDefault |
---|
18 | option add *XyResult.height 3i widgetDefault |
---|
19 | option add *XyResult.gridColor #d9d9d9 widgetDefault |
---|
20 | option add *XyResult.activeColor blue widgetDefault |
---|
21 | option add *XyResult.dimColor gray widgetDefault |
---|
22 | option add *XyResult.controlBackground gray widgetDefault |
---|
23 | option add *XyResult.font \ |
---|
24 | -*-helvetica-medium-r-normal-*-12-* widgetDefault |
---|
25 | |
---|
26 | set autocolors { |
---|
27 | #0000cd |
---|
28 | #cd0000 |
---|
29 | #00cd00 |
---|
30 | #3a5fcd |
---|
31 | #cdcd00 |
---|
32 | #cd1076 |
---|
33 | #009acd |
---|
34 | #00c5cd |
---|
35 | #a2b5cd |
---|
36 | #7ac5cd |
---|
37 | #66cdaa |
---|
38 | #a2cd5a |
---|
39 | #cd9b9b |
---|
40 | #cdba96 |
---|
41 | #cd3333 |
---|
42 | #cd6600 |
---|
43 | #cd8c95 |
---|
44 | #cd00cd |
---|
45 | #9a32cd |
---|
46 | #6ca6cd |
---|
47 | #9ac0cd |
---|
48 | #9bcd9b |
---|
49 | #00cd66 |
---|
50 | #cdc673 |
---|
51 | #cdad00 |
---|
52 | #cd5555 |
---|
53 | #cd853f |
---|
54 | #cd7054 |
---|
55 | #cd5b45 |
---|
56 | #cd6889 |
---|
57 | #cd69c9 |
---|
58 | #551a8b |
---|
59 | } |
---|
60 | |
---|
61 | option add *XyResult.autoColors $autocolors widgetDefault |
---|
62 | option add *XyResult*Balloon*Entry.background white widgetDefault |
---|
63 | |
---|
64 | itcl::class Rappture::XyResult { |
---|
65 | inherit itk::Widget |
---|
66 | |
---|
67 | itk_option define -gridcolor gridColor GridColor "" |
---|
68 | itk_option define -activecolor activeColor ActiveColor "" |
---|
69 | itk_option define -dimcolor dimColor DimColor "" |
---|
70 | itk_option define -autocolors autoColors AutoColors "" |
---|
71 | |
---|
72 | constructor {args} { |
---|
73 | # defined below |
---|
74 | } |
---|
75 | destructor { |
---|
76 | # defined below |
---|
77 | } |
---|
78 | public method add {dataobj {settings ""}} |
---|
79 | public method get {} |
---|
80 | public method delete {args} |
---|
81 | public method scale {args} |
---|
82 | public method snap { w h } |
---|
83 | public method parameters {title args} { |
---|
84 | # do nothing |
---|
85 | } |
---|
86 | public method download {option args} |
---|
87 | |
---|
88 | protected method _rebuild {} |
---|
89 | protected method _resetLimits {} |
---|
90 | protected method _zoom {option args} |
---|
91 | protected method _hilite {state x y} |
---|
92 | protected method _axis {option args} |
---|
93 | protected method _getAxes {dataobj} |
---|
94 | protected method _getLineMarkerOptions { style } |
---|
95 | protected method _getTextMarkerOptions { style } |
---|
96 | protected method _enterMarker { g name x y text } |
---|
97 | protected method _leaveMarker { g name } |
---|
98 | |
---|
99 | private variable _dispatcher "" ;# dispatcher for !events |
---|
100 | private variable _dlist "" ;# list of dataobj objects |
---|
101 | private variable _dataobj2color ;# maps dataobj => plotting color |
---|
102 | private variable _dataobj2width ;# maps dataobj => line width |
---|
103 | private variable _dataobj2dashes ;# maps dataobj => BLT -dashes list |
---|
104 | private variable _dataobj2raise ;# maps dataobj => raise flag 0/1 |
---|
105 | private variable _dataobj2desc ;# maps dataobj => description of data |
---|
106 | private variable _elem2dataobj ;# maps graph element => dataobj |
---|
107 | private variable _label2axis ;# maps axis label => axis ID |
---|
108 | private variable _limits ;# axis limits: x-min, x-max, etc. |
---|
109 | private variable _autoColorI 0 ;# index for next "-color auto" |
---|
110 | |
---|
111 | private variable _hilite ;# info for element currently highlighted |
---|
112 | private variable _axis ;# info for axis manipulations |
---|
113 | private variable _axisPopup ;# info for axis being edited in popup |
---|
114 | common _downloadPopup ;# download options from popup |
---|
115 | private variable _markers |
---|
116 | } |
---|
117 | |
---|
118 | itk::usual XyResult { |
---|
119 | keep -background -foreground -cursor -font |
---|
120 | } |
---|
121 | |
---|
122 | itk::usual Panedwindow { |
---|
123 | keep -background -cursor |
---|
124 | } |
---|
125 | |
---|
126 | # ---------------------------------------------------------------------- |
---|
127 | # CONSTRUCTOR |
---|
128 | # ---------------------------------------------------------------------- |
---|
129 | itcl::body Rappture::XyResult::constructor {args} { |
---|
130 | Rappture::dispatcher _dispatcher |
---|
131 | $_dispatcher register !rebuild |
---|
132 | $_dispatcher dispatch $this !rebuild "[itcl::code $this _rebuild]; list" |
---|
133 | |
---|
134 | array set _downloadPopup { |
---|
135 | format csv |
---|
136 | } |
---|
137 | |
---|
138 | option add hull.width hull.height |
---|
139 | pack propagate $itk_component(hull) no |
---|
140 | |
---|
141 | itk_component add main { |
---|
142 | Rappture::SidebarFrame $itk_interior.main |
---|
143 | } |
---|
144 | pack $itk_component(main) -expand yes -fill both |
---|
145 | set f [$itk_component(main) component controls] |
---|
146 | |
---|
147 | itk_component add reset { |
---|
148 | button $f.reset -borderwidth 1 -padx 1 -pady 1 \ |
---|
149 | -highlightthickness 0 \ |
---|
150 | -image [Rappture::icon reset-view] \ |
---|
151 | -command [itcl::code $this _zoom reset] |
---|
152 | } { |
---|
153 | usual |
---|
154 | ignore -borderwidth -highlightthickness |
---|
155 | } |
---|
156 | pack $itk_component(reset) -padx 4 -pady 2 -anchor e |
---|
157 | Rappture::Tooltip::for $itk_component(reset) \ |
---|
158 | "Reset the view to the default zoom level" |
---|
159 | |
---|
160 | set f [$itk_component(main) component frame] |
---|
161 | itk_component add plot { |
---|
162 | blt::graph $f.plot \ |
---|
163 | -highlightthickness 0 -plotpadx 0 -plotpady 4 |
---|
164 | } { |
---|
165 | keep -foreground -cursor -font |
---|
166 | } |
---|
167 | pack $itk_component(plot) -expand yes -fill both |
---|
168 | |
---|
169 | $itk_component(plot) pen configure activeLine \ |
---|
170 | -symbol square -pixels 3 -linewidth 2 \ |
---|
171 | -outline black -fill red -color black |
---|
172 | |
---|
173 | # Add bindings so you can mouse over points to see values: |
---|
174 | bind $itk_component(plot) <Motion> \ |
---|
175 | [itcl::code $this _hilite at %x %y] |
---|
176 | bind $itk_component(plot) <Leave> \ |
---|
177 | [itcl::code $this _hilite off %x %y] |
---|
178 | |
---|
179 | # Add support for editing axes: |
---|
180 | Rappture::Balloon $itk_component(hull).axes -title "Axis Options" |
---|
181 | set inner [$itk_component(hull).axes component inner] |
---|
182 | |
---|
183 | label $inner.labell -text "Label:" |
---|
184 | entry $inner.label -width 15 -highlightbackground $itk_option(-background) |
---|
185 | grid $inner.labell -row 1 -column 0 -sticky e |
---|
186 | grid $inner.label -row 1 -column 1 -sticky ew -pady 4 |
---|
187 | |
---|
188 | label $inner.minl -text "Minimum:" |
---|
189 | entry $inner.min -width 15 -highlightbackground $itk_option(-background) |
---|
190 | grid $inner.minl -row 2 -column 0 -sticky e |
---|
191 | grid $inner.min -row 2 -column 1 -sticky ew -pady 4 |
---|
192 | |
---|
193 | label $inner.maxl -text "Maximum:" |
---|
194 | entry $inner.max -width 15 -highlightbackground $itk_option(-background) |
---|
195 | grid $inner.maxl -row 3 -column 0 -sticky e |
---|
196 | grid $inner.max -row 3 -column 1 -sticky ew -pady 4 |
---|
197 | |
---|
198 | label $inner.formatl -text "Format:" |
---|
199 | Rappture::Combobox $inner.format -width 15 -editable no |
---|
200 | $inner.format choices insert end \ |
---|
201 | "%.6g" "Auto" \ |
---|
202 | "%.0f" "X" \ |
---|
203 | "%.1f" "X.X" \ |
---|
204 | "%.2f" "X.XX" \ |
---|
205 | "%.3f" "X.XXX" \ |
---|
206 | "%.6f" "X.XXXXXX" \ |
---|
207 | "%.1e" "X.Xe+XX" \ |
---|
208 | "%.2e" "X.XXe+XX" \ |
---|
209 | "%.3e" "X.XXXe+XX" \ |
---|
210 | "%.6e" "X.XXXXXXe+XX" |
---|
211 | grid $inner.formatl -row 4 -column 0 -sticky e |
---|
212 | grid $inner.format -row 4 -column 1 -sticky ew -pady 4 |
---|
213 | |
---|
214 | label $inner.scalel -text "Scale:" |
---|
215 | frame $inner.scales |
---|
216 | radiobutton $inner.scales.linear -text "Linear" \ |
---|
217 | -variable [itcl::scope _axisPopup(scale)] -value "linear" |
---|
218 | pack $inner.scales.linear -side left |
---|
219 | radiobutton $inner.scales.log -text "Logarithmic" \ |
---|
220 | -variable [itcl::scope _axisPopup(scale)] -value "log" |
---|
221 | pack $inner.scales.log -side left |
---|
222 | grid $inner.scalel -row 5 -column 0 -sticky e |
---|
223 | grid $inner.scales -row 5 -column 1 -sticky ew -pady 4 |
---|
224 | |
---|
225 | foreach axis {x y} { |
---|
226 | set _axisPopup(format-$axis) "%.6g" |
---|
227 | } |
---|
228 | _axis scale x linear |
---|
229 | _axis scale y linear |
---|
230 | |
---|
231 | $itk_component(plot) legend configure -hide yes |
---|
232 | |
---|
233 | # |
---|
234 | # Add legend for editing hidden/elements: |
---|
235 | # |
---|
236 | set inner [$itk_component(main) insert end \ |
---|
237 | -title "Legend" \ |
---|
238 | -icon [Rappture::icon wrench]] |
---|
239 | $inner configure -borderwidth 4 |
---|
240 | |
---|
241 | itk_component add legend { |
---|
242 | Rappture::XyLegend $inner.legend $itk_component(plot) |
---|
243 | } |
---|
244 | pack $itk_component(legend) -expand yes -fill both |
---|
245 | after idle [subst { |
---|
246 | update idletasks |
---|
247 | $itk_component(legend) reset |
---|
248 | }] |
---|
249 | |
---|
250 | # quick-and-dirty zoom functionality, for now... |
---|
251 | Blt_ZoomStack $itk_component(plot) |
---|
252 | eval itk_initialize $args |
---|
253 | |
---|
254 | set _hilite(elem) "" |
---|
255 | } |
---|
256 | |
---|
257 | # ---------------------------------------------------------------------- |
---|
258 | # DESTRUCTOR |
---|
259 | # ---------------------------------------------------------------------- |
---|
260 | itcl::body Rappture::XyResult::destructor {} { |
---|
261 | } |
---|
262 | |
---|
263 | # ---------------------------------------------------------------------- |
---|
264 | # USAGE: add <dataobj> ?<settings>? |
---|
265 | # |
---|
266 | # Clients use this to add a dataobj to the plot. The optional <settings> |
---|
267 | # are used to configure the plot. Allowed settings are -color, |
---|
268 | # -brightness, -width, -linestyle and -raise. |
---|
269 | # ---------------------------------------------------------------------- |
---|
270 | itcl::body Rappture::XyResult::add {dataobj {settings ""}} { |
---|
271 | array set params { |
---|
272 | -color auto |
---|
273 | -brightness 0 |
---|
274 | -width 1 |
---|
275 | -type "line" |
---|
276 | -raise 0 |
---|
277 | -linestyle solid |
---|
278 | -description "" |
---|
279 | -param "" |
---|
280 | } |
---|
281 | foreach {opt val} $settings { |
---|
282 | if {![info exists params($opt)]} { |
---|
283 | error "bad setting \"$opt\": should be [join [lsort [array names params]] {, }]" |
---|
284 | } |
---|
285 | set params($opt) $val |
---|
286 | } |
---|
287 | |
---|
288 | # if type is set to "scatter", then override the width |
---|
289 | if {"scatter" == $params(-type)} { |
---|
290 | set params(-width) 0 |
---|
291 | } |
---|
292 | |
---|
293 | # if the color is "auto", then select a color from -autocolors |
---|
294 | if {$params(-color) == "auto" || $params(-color) == "autoreset"} { |
---|
295 | if {$params(-color) == "autoreset"} { |
---|
296 | set _autoColorI 0 |
---|
297 | } |
---|
298 | set color [lindex $itk_option(-autocolors) $_autoColorI] |
---|
299 | if {"" == $color} { set color black } |
---|
300 | set params(-color) $color |
---|
301 | |
---|
302 | # set up for next auto color |
---|
303 | if {[incr _autoColorI] >= [llength $itk_option(-autocolors)]} { |
---|
304 | set _autoColorI 0 |
---|
305 | } |
---|
306 | } |
---|
307 | |
---|
308 | # convert -linestyle to BLT -dashes |
---|
309 | switch -- $params(-linestyle) { |
---|
310 | dashed { set params(-linestyle) {4 4} } |
---|
311 | dotted { set params(-linestyle) {2 4} } |
---|
312 | default { set params(-linestyle) {} } |
---|
313 | } |
---|
314 | |
---|
315 | # if -brightness is set, then update the color |
---|
316 | if {$params(-brightness) != 0} { |
---|
317 | set params(-color) [Rappture::color::brightness \ |
---|
318 | $params(-color) $params(-brightness)] |
---|
319 | |
---|
320 | set bg [$itk_component(plot) cget -plotbackground] |
---|
321 | foreach {h s v} [Rappture::color::RGBtoHSV $bg] break |
---|
322 | if {$v > 0.5} { |
---|
323 | set params(-color) [Rappture::color::brightness_max \ |
---|
324 | $params(-color) 0.8] |
---|
325 | } else { |
---|
326 | set params(-color) [Rappture::color::brightness_min \ |
---|
327 | $params(-color) 0.2] |
---|
328 | } |
---|
329 | } |
---|
330 | |
---|
331 | set pos [lsearch -exact $dataobj $_dlist] |
---|
332 | if {$pos < 0} { |
---|
333 | lappend _dlist $dataobj |
---|
334 | set _dataobj2color($dataobj) $params(-color) |
---|
335 | set _dataobj2width($dataobj) $params(-width) |
---|
336 | set _dataobj2dashes($dataobj) $params(-linestyle) |
---|
337 | set _dataobj2raise($dataobj) $params(-raise) |
---|
338 | set _dataobj2desc($dataobj) $params(-description) |
---|
339 | |
---|
340 | $_dispatcher event -idle !rebuild |
---|
341 | } |
---|
342 | } |
---|
343 | |
---|
344 | # ---------------------------------------------------------------------- |
---|
345 | # USAGE: get |
---|
346 | # |
---|
347 | # Clients use this to query the list of objects being plotted, in |
---|
348 | # order from bottom to top of this result. |
---|
349 | # ---------------------------------------------------------------------- |
---|
350 | itcl::body Rappture::XyResult::get {} { |
---|
351 | # put the dataobj list in order according to -raise options |
---|
352 | set clist $_dlist |
---|
353 | foreach obj $clist { |
---|
354 | if {[info exists _dataobj2raise($obj)] && $_dataobj2raise($obj)} { |
---|
355 | set i [lsearch -exact $clist $obj] |
---|
356 | if {$i >= 0} { |
---|
357 | set clist [lreplace $clist $i $i] |
---|
358 | lappend clist $obj |
---|
359 | } |
---|
360 | } |
---|
361 | } |
---|
362 | return $clist |
---|
363 | } |
---|
364 | |
---|
365 | # ---------------------------------------------------------------------- |
---|
366 | # USAGE: delete ?<dataobj1> <dataobj2> ...? |
---|
367 | # |
---|
368 | # Clients use this to delete a dataobj from the plot. If no dataobjs |
---|
369 | # are specified, then all dataobjs are deleted. |
---|
370 | # ---------------------------------------------------------------------- |
---|
371 | itcl::body Rappture::XyResult::delete {args} { |
---|
372 | if {[llength $args] == 0} { |
---|
373 | set args $_dlist |
---|
374 | } |
---|
375 | |
---|
376 | # delete all specified dataobjs |
---|
377 | set changed 0 |
---|
378 | foreach dataobj $args { |
---|
379 | set pos [lsearch -exact $_dlist $dataobj] |
---|
380 | if {$pos >= 0} { |
---|
381 | set _dlist [lreplace $_dlist $pos $pos] |
---|
382 | catch {unset _dataobj2color($dataobj)} |
---|
383 | catch {unset _dataobj2width($dataobj)} |
---|
384 | catch {unset _dataobj2dashes($dataobj)} |
---|
385 | catch {unset _dataobj2raise($dataobj)} |
---|
386 | foreach elem [array names _elem2dataobj] { |
---|
387 | if {$_elem2dataobj($elem) == $dataobj} { |
---|
388 | unset _elem2dataobj($elem) |
---|
389 | } |
---|
390 | } |
---|
391 | set changed 1 |
---|
392 | } |
---|
393 | } |
---|
394 | |
---|
395 | # If anything changed, then rebuild the plot |
---|
396 | if {$changed} { |
---|
397 | $_dispatcher event -idle !rebuild |
---|
398 | } |
---|
399 | |
---|
400 | # Nothing left? then start over with auto colors |
---|
401 | if {[llength $_dlist] == 0} { |
---|
402 | set _autoColorI 0 |
---|
403 | } |
---|
404 | } |
---|
405 | |
---|
406 | # ---------------------------------------------------------------------- |
---|
407 | # USAGE: scale ?<dataobj1> <dataobj2> ...? |
---|
408 | # |
---|
409 | # Sets the default limits for the overall plot according to the |
---|
410 | # limits of the data for all of the given <dataobj> objects. This |
---|
411 | # accounts for all dataobjs--even those not showing on the screen. |
---|
412 | # Because of this, the limits are appropriate for all dataobjs as |
---|
413 | # the user scans through data in the ResultSet viewer. |
---|
414 | # ---------------------------------------------------------------------- |
---|
415 | itcl::body Rappture::XyResult::scale {args} { |
---|
416 | set allx [$itk_component(plot) x2axis use] |
---|
417 | lappend allx x ;# fix main x-axis too |
---|
418 | foreach axis $allx { |
---|
419 | _axis scale $axis linear |
---|
420 | } |
---|
421 | |
---|
422 | set ally [$itk_component(plot) y2axis use] |
---|
423 | lappend ally y ;# fix main y-axis too |
---|
424 | foreach axis $ally { |
---|
425 | _axis scale $axis linear |
---|
426 | } |
---|
427 | |
---|
428 | catch {unset _limits} |
---|
429 | foreach dataobj $args { |
---|
430 | # find the axes for this dataobj (e.g., {x y2}) |
---|
431 | foreach {map(x) map(y)} [_getAxes $dataobj] break |
---|
432 | |
---|
433 | foreach axis {x y} { |
---|
434 | # get defaults for both linear and log scales |
---|
435 | foreach type {lin log} { |
---|
436 | # store results -- ex: _limits(x2log-min) |
---|
437 | set id $map($axis)$type |
---|
438 | foreach {min max} [$dataobj limits $axis$type] break |
---|
439 | if {"" != $min && "" != $max} { |
---|
440 | if {![info exists _limits($id-min)]} { |
---|
441 | set _limits($id-min) $min |
---|
442 | set _limits($id-max) $max |
---|
443 | } else { |
---|
444 | if {$min < $_limits($id-min)} { |
---|
445 | set _limits($id-min) $min |
---|
446 | } |
---|
447 | if {$max > $_limits($id-max)} { |
---|
448 | set _limits($id-max) $max |
---|
449 | } |
---|
450 | } |
---|
451 | } |
---|
452 | } |
---|
453 | |
---|
454 | if {[$dataobj hints ${axis}scale] == "log"} { |
---|
455 | _axis scale $map($axis) log |
---|
456 | } |
---|
457 | } |
---|
458 | } |
---|
459 | _resetLimits |
---|
460 | } |
---|
461 | |
---|
462 | # ---------------------------------------------------------------------- |
---|
463 | # USAGE: download coming |
---|
464 | # USAGE: download controls <downloadCommand> |
---|
465 | # USAGE: download now |
---|
466 | # |
---|
467 | # Clients use this method to create a downloadable representation |
---|
468 | # of the plot. Returns a list of the form {ext string}, where |
---|
469 | # "ext" is the file extension (indicating the type of data) and |
---|
470 | # "string" is the data itself. |
---|
471 | # ---------------------------------------------------------------------- |
---|
472 | itcl::body Rappture::XyResult::download {option args} { |
---|
473 | switch $option { |
---|
474 | coming { |
---|
475 | # nothing to do |
---|
476 | } |
---|
477 | controls { |
---|
478 | set popup .xyresultdownload |
---|
479 | if {![winfo exists .xyresultdownload]} { |
---|
480 | # if we haven't created the popup yet, do it now |
---|
481 | Rappture::Balloon $popup \ |
---|
482 | -title "[Rappture::filexfer::label downloadWord] as..." |
---|
483 | set inner [$popup component inner] |
---|
484 | label $inner.summary -text "" -anchor w |
---|
485 | pack $inner.summary -side top |
---|
486 | radiobutton $inner.csv -text "Data as Comma-Separated Values" \ |
---|
487 | -variable Rappture::XyResult::_downloadPopup(format) \ |
---|
488 | -value csv |
---|
489 | pack $inner.csv -anchor w |
---|
490 | radiobutton $inner.image -text "Image (PS/PDF/PNG/JPEG)" \ |
---|
491 | -variable Rappture::XyResult::_downloadPopup(format) \ |
---|
492 | -value image |
---|
493 | pack $inner.image -anchor w |
---|
494 | button $inner.go -text [Rappture::filexfer::label download] \ |
---|
495 | -command [lindex $args 0] |
---|
496 | pack $inner.go -pady 4 |
---|
497 | } else { |
---|
498 | set inner [$popup component inner] |
---|
499 | } |
---|
500 | set num [llength [get]] |
---|
501 | set num [expr {($num == 1) ? "1 result" : "$num results"}] |
---|
502 | $inner.summary configure -text "[Rappture::filexfer::label downloadWord] $num in the following format:" |
---|
503 | update idletasks ;# fix initial sizes |
---|
504 | return $popup |
---|
505 | } |
---|
506 | now { |
---|
507 | set popup .xyresultdownload |
---|
508 | if {[winfo exists .xyresultdownload]} { |
---|
509 | $popup deactivate |
---|
510 | } |
---|
511 | switch -- $_downloadPopup(format) { |
---|
512 | csv { |
---|
513 | # reverse the objects so the selected data appears on top |
---|
514 | set dlist "" |
---|
515 | foreach dataobj [get] { |
---|
516 | set dlist [linsert $dlist 0 $dataobj] |
---|
517 | } |
---|
518 | |
---|
519 | # generate the comma-separated value data for these objects |
---|
520 | set csvdata "" |
---|
521 | foreach dataobj $dlist { |
---|
522 | append csvdata "[string repeat - 60]\n" |
---|
523 | append csvdata " [$dataobj hints label]\n" |
---|
524 | if {[info exists _dataobj2desc($dataobj)] |
---|
525 | && [llength [split $_dataobj2desc($dataobj) \n]] > 1} { |
---|
526 | set indent "for:" |
---|
527 | foreach line [split $_dataobj2desc($dataobj) \n] { |
---|
528 | append csvdata " $indent $line\n" |
---|
529 | set indent " " |
---|
530 | } |
---|
531 | } |
---|
532 | append csvdata "[string repeat - 60]\n" |
---|
533 | |
---|
534 | append csvdata "[$dataobj hints xlabel], [$dataobj hints ylabel]\n" |
---|
535 | set first 1 |
---|
536 | foreach comp [$dataobj components] { |
---|
537 | if {!$first} { |
---|
538 | # blank line between components |
---|
539 | append csvdata "\n" |
---|
540 | } |
---|
541 | set xv [$dataobj mesh $comp] |
---|
542 | set yv [$dataobj values $comp] |
---|
543 | foreach x [$xv values] y [$yv values] { |
---|
544 | append csvdata [format "%20.15g, %20.15g\n" $x $y] |
---|
545 | } |
---|
546 | set first 0 |
---|
547 | } |
---|
548 | append csvdata "\n" |
---|
549 | } |
---|
550 | return [list .txt $csvdata] |
---|
551 | } |
---|
552 | image { |
---|
553 | set popup .xyprintdownload |
---|
554 | if { ![winfo exists $popup] } { |
---|
555 | # Create a popup for the print dialog |
---|
556 | Rappture::Balloon $popup -title "Save as image..." |
---|
557 | set inner [$popup component inner] |
---|
558 | # Create the print dialog widget and add it to the |
---|
559 | # the balloon popup. |
---|
560 | Rappture::XyPrint $inner.print |
---|
561 | $popup configure \ |
---|
562 | -deactivatecommand [list $inner.print reset] |
---|
563 | blt::table $inner 0,0 $inner.print -fill both |
---|
564 | } |
---|
565 | update |
---|
566 | # Activate the popup and call for the output. |
---|
567 | foreach { widget toolName plotName } $args break |
---|
568 | $popup activate $widget left |
---|
569 | set inner [$popup component inner] |
---|
570 | set output [$inner.print print $itk_component(plot) \ |
---|
571 | $toolName $plotName] |
---|
572 | $popup deactivate |
---|
573 | return $output |
---|
574 | } |
---|
575 | } |
---|
576 | } |
---|
577 | default { |
---|
578 | error "bad option \"$option\": should be coming, controls, now" |
---|
579 | } |
---|
580 | } |
---|
581 | } |
---|
582 | |
---|
583 | # ---------------------------------------------------------------------- |
---|
584 | # USAGE: _rebuild |
---|
585 | # |
---|
586 | # Called automatically whenever something changes that affects the |
---|
587 | # data in the widget. Clears any existing data and rebuilds the |
---|
588 | # widget to display new data. |
---|
589 | # ---------------------------------------------------------------------- |
---|
590 | itcl::body Rappture::XyResult::_rebuild {} { |
---|
591 | set g $itk_component(plot) |
---|
592 | |
---|
593 | # First clear out the widget |
---|
594 | eval $g element delete [$g element names] |
---|
595 | eval $g marker delete [$g marker names] |
---|
596 | foreach axis [$g axis names] { |
---|
597 | $g axis configure $axis -hide yes -checklimits no \ |
---|
598 | -activeforeground blue |
---|
599 | } |
---|
600 | # Presumably you want at least an X-axis and Y-axis displayed. |
---|
601 | $g xaxis configure -hide no |
---|
602 | $g yaxis configure -hide no |
---|
603 | array unset _label2axis |
---|
604 | |
---|
605 | # |
---|
606 | # Scan through all objects and create a list of all axes. |
---|
607 | # The first x-axis gets mapped to "x". The second, to "x2". |
---|
608 | # Beyond that, we must create new axes "x3", "x4", etc. |
---|
609 | # We do the same for y. |
---|
610 | # |
---|
611 | set anum(x) 0 |
---|
612 | set anum(y) 0 |
---|
613 | foreach dataobj [get] { |
---|
614 | foreach ax {x y} { |
---|
615 | set label [$dataobj hints ${ax}label] |
---|
616 | if {"" != $label} { |
---|
617 | if {![info exists _label2axis($ax-$label)]} { |
---|
618 | switch [incr anum($ax)] { |
---|
619 | 1 { set axis $ax } |
---|
620 | 2 { set axis ${ax}2 } |
---|
621 | default { |
---|
622 | set axis $ax$anum($ax) |
---|
623 | catch {$g axis create $axis} |
---|
624 | } |
---|
625 | } |
---|
626 | $g axis configure $axis -title $label -hide no \ |
---|
627 | -checklimits no |
---|
628 | set _label2axis($ax-$label) $axis |
---|
629 | |
---|
630 | # if this axis has a description, add it as a tooltip |
---|
631 | set desc [string trim [$dataobj hints ${ax}desc]] |
---|
632 | Rappture::Tooltip::text $g-$axis $desc |
---|
633 | } |
---|
634 | } |
---|
635 | } |
---|
636 | } |
---|
637 | |
---|
638 | # |
---|
639 | # All of the extra axes get mapped to the x2/y2 (top/right) |
---|
640 | # position. |
---|
641 | # |
---|
642 | set all "" |
---|
643 | foreach ax {x y} { |
---|
644 | lappend all $ax |
---|
645 | |
---|
646 | set extra "" |
---|
647 | for {set i 2} {$i <= $anum($ax)} {incr i} { |
---|
648 | lappend extra ${ax}$i |
---|
649 | } |
---|
650 | eval lappend all $extra |
---|
651 | $g ${ax}2axis use $extra |
---|
652 | if {$ax == "y"} { |
---|
653 | $g configure -rightmargin [expr {($extra == "") ? 10 : 0}] |
---|
654 | } |
---|
655 | } |
---|
656 | |
---|
657 | foreach axis $all { |
---|
658 | set _axisPopup(format-$axis) "%.6g" |
---|
659 | |
---|
660 | $g axis bind $axis <Enter> \ |
---|
661 | [itcl::code $this _axis hilite $axis on] |
---|
662 | $g axis bind $axis <Leave> \ |
---|
663 | [itcl::code $this _axis hilite $axis off] |
---|
664 | $g axis bind $axis <ButtonPress-1> \ |
---|
665 | [itcl::code $this _axis click $axis %x %y] |
---|
666 | $g axis bind $axis <B1-Motion> \ |
---|
667 | [itcl::code $this _axis drag $axis %x %y] |
---|
668 | $g axis bind $axis <ButtonRelease-1> \ |
---|
669 | [itcl::code $this _axis release $axis %x %y] |
---|
670 | $g axis bind $axis <KeyPress> \ |
---|
671 | [list ::Rappture::Tooltip::tooltip cancel] |
---|
672 | } |
---|
673 | |
---|
674 | # |
---|
675 | # Plot all of the dataobjs. |
---|
676 | # |
---|
677 | set count 0 |
---|
678 | foreach dataobj $_dlist { |
---|
679 | set label [$dataobj hints label] |
---|
680 | foreach {mapx mapy} [_getAxes $dataobj] break |
---|
681 | |
---|
682 | foreach comp [$dataobj components] { |
---|
683 | set xv [$dataobj mesh $comp] |
---|
684 | set yv [$dataobj values $comp] |
---|
685 | |
---|
686 | if {[info exists _dataobj2color($dataobj)]} { |
---|
687 | set color $_dataobj2color($dataobj) |
---|
688 | } else { |
---|
689 | set color [$dataobj hints color] |
---|
690 | if {"" == $color} { |
---|
691 | set color black |
---|
692 | } |
---|
693 | } |
---|
694 | |
---|
695 | if {[info exists _dataobj2width($dataobj)]} { |
---|
696 | set lwidth $_dataobj2width($dataobj) |
---|
697 | } else { |
---|
698 | set lwidth 2 |
---|
699 | } |
---|
700 | |
---|
701 | if {[info exists _dataobj2dashes($dataobj)]} { |
---|
702 | set dashes $_dataobj2dashes($dataobj) |
---|
703 | } else { |
---|
704 | set dashes "" |
---|
705 | } |
---|
706 | |
---|
707 | if {([$xv length] <= 1) || ($lwidth == 0)} { |
---|
708 | set sym square |
---|
709 | set pixels 2 |
---|
710 | } else { |
---|
711 | set sym "" |
---|
712 | set pixels 6 |
---|
713 | } |
---|
714 | |
---|
715 | set elem "elem[incr count]" |
---|
716 | set _elem2dataobj($elem) $dataobj |
---|
717 | lappend label2elem($label) $elem |
---|
718 | $g element create $elem -x $xv -y $yv \ |
---|
719 | -symbol $sym -pixels $pixels -linewidth $lwidth \ |
---|
720 | -label $label \ |
---|
721 | -color $color -dashes $dashes \ |
---|
722 | -mapx $mapx -mapy $mapy |
---|
723 | } |
---|
724 | } |
---|
725 | |
---|
726 | # Fix duplicate labels by appending the simulation number |
---|
727 | foreach label [array names label2elem] { |
---|
728 | if { [llength $label2elem($label)] == 1 } { |
---|
729 | continue |
---|
730 | } |
---|
731 | foreach elem $label2elem($label) { |
---|
732 | set dataobj $_elem2dataobj($elem) |
---|
733 | scan [$dataobj hints xmlobj] "::libraryObj%d" suffix |
---|
734 | incr suffix |
---|
735 | set elabel [format "%s \#%d" $label $suffix] |
---|
736 | $g element configure $elem -label $elabel |
---|
737 | } |
---|
738 | } |
---|
739 | |
---|
740 | foreach dataobj $_dlist { |
---|
741 | set xmin -Inf |
---|
742 | set ymin -Inf |
---|
743 | set xmax Inf |
---|
744 | set ymax Inf |
---|
745 | # |
---|
746 | # Create text/line markers for each *axis.marker specified. |
---|
747 | # |
---|
748 | foreach m [$dataobj xmarkers] { |
---|
749 | foreach {at label style} $m break |
---|
750 | set id [$g marker create line -coords [list $at $ymin $at $ymax]] |
---|
751 | $g marker bind $id <Enter> \ |
---|
752 | [itcl::code $this _enterMarker $g x-$label $at $ymin $at] |
---|
753 | $g marker bind $id <Leave> \ |
---|
754 | [itcl::code $this _leaveMarker $g x-$label] |
---|
755 | set options [_getLineMarkerOptions $style] |
---|
756 | if { $options != "" } { |
---|
757 | eval $g marker configure $id $options |
---|
758 | } |
---|
759 | if { $label != "" } { |
---|
760 | set id [$g marker create text -anchor nw \ |
---|
761 | -text $label -coords [list $at $ymax]] |
---|
762 | set options [_getTextMarkerOptions $style] |
---|
763 | if { $options != "" } { |
---|
764 | eval $g marker configure $id $options |
---|
765 | } |
---|
766 | } |
---|
767 | } |
---|
768 | foreach m [$dataobj ymarkers] { |
---|
769 | foreach {at label style} $m break |
---|
770 | set id [$g marker create line -coords [list $xmin $at $xmax $at]] |
---|
771 | $g marker bind $id <Enter> \ |
---|
772 | [itcl::code $this _enterMarker $g y-$label $at $xmin $at] |
---|
773 | $g marker bind $id <Leave> \ |
---|
774 | [itcl::code $this _leaveMarker $g y-$label] |
---|
775 | set options [_getLineMarkerOptions $style] |
---|
776 | if { $options != "" } { |
---|
777 | eval $g marker configure $id $options |
---|
778 | } |
---|
779 | if { $label != "" } { |
---|
780 | set id [$g marker create text -anchor se \ |
---|
781 | -text $label -coords [list $xmax $at]] |
---|
782 | set options [_getTextMarkerOptions $style] |
---|
783 | if { $options != "" } { |
---|
784 | eval $g marker configure $id $options |
---|
785 | } |
---|
786 | } |
---|
787 | } |
---|
788 | } |
---|
789 | $itk_component(legend) reset |
---|
790 | } |
---|
791 | |
---|
792 | # ---------------------------------------------------------------------- |
---|
793 | # USAGE: _resetLimits |
---|
794 | # |
---|
795 | # Used internally to apply automatic limits to the axes for the |
---|
796 | # current plot. |
---|
797 | # ---------------------------------------------------------------------- |
---|
798 | itcl::body Rappture::XyResult::_resetLimits {} { |
---|
799 | set g $itk_component(plot) |
---|
800 | |
---|
801 | # |
---|
802 | # HACK ALERT! |
---|
803 | # Use this code to fix up the y-axis limits for the BLT graph. |
---|
804 | # The auto-limits don't always work well. We want them to be |
---|
805 | # set to a "nice" number slightly above or below the min/max |
---|
806 | # limits. |
---|
807 | # |
---|
808 | foreach axis [$g axis names] { |
---|
809 | if {[info exists _limits(${axis}lin-min)]} { |
---|
810 | set log [$g axis cget $axis -logscale] |
---|
811 | if {$log} { |
---|
812 | set min $_limits(${axis}log-min) |
---|
813 | if {$min == 0} { set min 1 } |
---|
814 | set max $_limits(${axis}log-max) |
---|
815 | if {$max == 0} { set max 1 } |
---|
816 | |
---|
817 | if {$min == $max} { |
---|
818 | set logmin [expr {floor(log10(abs(0.9*$min)))}] |
---|
819 | set logmax [expr {ceil(log10(abs(1.1*$max)))}] |
---|
820 | } else { |
---|
821 | set logmin [expr {floor(log10(abs($min)))}] |
---|
822 | set logmax [expr {ceil(log10(abs($max)))}] |
---|
823 | if 0 { |
---|
824 | if {[string match y* $axis]} { |
---|
825 | # add a little padding |
---|
826 | set delta [expr {$logmax-$logmin}] |
---|
827 | if {$delta == 0} { set delta 1 } |
---|
828 | set logmin [expr {$logmin-0.05*$delta}] |
---|
829 | set logmax [expr {$logmax+0.05*$delta}] |
---|
830 | } |
---|
831 | } |
---|
832 | } |
---|
833 | if {$logmin < -300} { |
---|
834 | set min 1e-300 |
---|
835 | } elseif {$logmin > 300} { |
---|
836 | set min 1e+300 |
---|
837 | } else { |
---|
838 | set min [expr {pow(10.0,$logmin)}] |
---|
839 | } |
---|
840 | |
---|
841 | if {$logmax < -300} { |
---|
842 | set max 1e-300 |
---|
843 | } elseif {$logmax > 300} { |
---|
844 | set max 1e+300 |
---|
845 | } else { |
---|
846 | set max [expr {pow(10.0,$logmax)}] |
---|
847 | } |
---|
848 | } else { |
---|
849 | set min $_limits(${axis}lin-min) |
---|
850 | set max $_limits(${axis}lin-max) |
---|
851 | |
---|
852 | if 0 { |
---|
853 | if {[string match y* $axis]} { |
---|
854 | # add a little padding |
---|
855 | set delta [expr {$max-$min}] |
---|
856 | set min [expr {$min-0.05*$delta}] |
---|
857 | set max [expr {$max+0.05*$delta}] |
---|
858 | } |
---|
859 | } |
---|
860 | } |
---|
861 | if {$min < $max} { |
---|
862 | $g axis configure $axis -min $min -max $max |
---|
863 | } else { |
---|
864 | $g axis configure $axis -min "" -max "" |
---|
865 | } |
---|
866 | } else { |
---|
867 | $g axis configure $axis -min "" -max "" |
---|
868 | } |
---|
869 | } |
---|
870 | } |
---|
871 | |
---|
872 | # ---------------------------------------------------------------------- |
---|
873 | # USAGE: _zoom reset |
---|
874 | # |
---|
875 | # Called automatically when the user clicks on one of the zoom |
---|
876 | # controls for this widget. Changes the zoom for the current view. |
---|
877 | # ---------------------------------------------------------------------- |
---|
878 | itcl::body Rappture::XyResult::_zoom {option args} { |
---|
879 | switch -- $option { |
---|
880 | reset { |
---|
881 | _resetLimits |
---|
882 | } |
---|
883 | } |
---|
884 | } |
---|
885 | |
---|
886 | # ---------------------------------------------------------------------- |
---|
887 | # USAGE: _hilite <state> <x> <y> |
---|
888 | # |
---|
889 | # Called automatically when the user brushes one of the elements |
---|
890 | # on the plot. Causes the element to highlight and a tooltip to |
---|
891 | # pop up with element info. |
---|
892 | # ---------------------------------------------------------------------- |
---|
893 | itcl::body Rappture::XyResult::_hilite {state x y} { |
---|
894 | set g $itk_component(plot) |
---|
895 | set elem "" |
---|
896 | |
---|
897 | # Peek inside of Blt_ZoomStack package to see if we're currently in the |
---|
898 | # middle of a zoom selection. |
---|
899 | if {[info exists ::zoomInfo($g,corner)] && $::zoomInfo($g,corner) == "B" } { |
---|
900 | return; |
---|
901 | } |
---|
902 | set tip "" |
---|
903 | if {$state == "at"} { |
---|
904 | set results [$g element closest $x $y -interpolate yes] |
---|
905 | if { $results != "" } { |
---|
906 | array set info $results |
---|
907 | # for dealing with xy line plots |
---|
908 | set elem $info(name) |
---|
909 | |
---|
910 | # Some elements are generated dynamically and therefore will |
---|
911 | # not have a dataobj object associated with them. |
---|
912 | set mapx [$g element cget $elem -mapx] |
---|
913 | set mapy [$g element cget $elem -mapy] |
---|
914 | if {[info exists _elem2dataobj($elem)]} { |
---|
915 | foreach {mapx mapy} [_getAxes $_elem2dataobj($elem)] break |
---|
916 | } |
---|
917 | |
---|
918 | # search again for an exact point -- this time don't interpolate |
---|
919 | set tip "" |
---|
920 | array unset info |
---|
921 | set results [$g element closest $x $y -interpolate no] |
---|
922 | array set info $results |
---|
923 | if { [info exists info(name)] && $info(name) == $elem } { |
---|
924 | |
---|
925 | set x [$g axis transform $mapx $info(x)] |
---|
926 | set y [$g axis transform $mapy $info(y)] |
---|
927 | |
---|
928 | if {[info exists _elem2dataobj($elem)]} { |
---|
929 | set dataobj $_elem2dataobj($elem) |
---|
930 | set yunits [$dataobj hints yunits] |
---|
931 | set xunits [$dataobj hints xunits] |
---|
932 | } else { |
---|
933 | set xunits "" |
---|
934 | set yunits "" |
---|
935 | } |
---|
936 | set tip [$g element cget $elem -label] |
---|
937 | set yval [_axis format y dummy $info(y)] |
---|
938 | append tip "\n$yval$yunits" |
---|
939 | set xval [_axis format x dummy $info(x)] |
---|
940 | append tip " @ $xval$xunits" |
---|
941 | set tip [string trim $tip] |
---|
942 | } |
---|
943 | set state 1 |
---|
944 | } else { |
---|
945 | set results [$g element closest $x $y -interpolate no] |
---|
946 | if { $results != "" } { |
---|
947 | array unset info |
---|
948 | array set info $results |
---|
949 | # for dealing with xy scatter plot |
---|
950 | set elem $info(name) |
---|
951 | |
---|
952 | # Some elements are generated dynamically and therefore will |
---|
953 | # not have a dataobj object associated with them. |
---|
954 | set mapx [$g element cget $elem -mapx] |
---|
955 | set mapy [$g element cget $elem -mapy] |
---|
956 | if {[info exists _elem2dataobj($elem)]} { |
---|
957 | foreach {mapx mapy} [_getAxes $_elem2dataobj($elem)] break |
---|
958 | } |
---|
959 | |
---|
960 | set tip "" |
---|
961 | set x [$g axis transform $mapx $info(x)] |
---|
962 | set y [$g axis transform $mapy $info(y)] |
---|
963 | |
---|
964 | if {[info exists _elem2dataobj($elem)]} { |
---|
965 | set dataobj $_elem2dataobj($elem) |
---|
966 | set yunits [$dataobj hints yunits] |
---|
967 | set xunits [$dataobj hints xunits] |
---|
968 | } else { |
---|
969 | set xunits "" |
---|
970 | set yunits "" |
---|
971 | } |
---|
972 | set tip [$g element cget $elem -label] |
---|
973 | set yval [_axis format y dummy $info(y)] |
---|
974 | append tip "\n$yval$yunits" |
---|
975 | set xval [_axis format x dummy $info(x)] |
---|
976 | append tip " @ $xval$xunits" |
---|
977 | set tip [string trim $tip] |
---|
978 | set state 1 |
---|
979 | } else { |
---|
980 | set state 0 |
---|
981 | } |
---|
982 | } |
---|
983 | } |
---|
984 | |
---|
985 | if {$state} { |
---|
986 | # |
---|
987 | # Highlight ON: |
---|
988 | # - activate trace |
---|
989 | # - multiple axes? dim other axes |
---|
990 | # - pop up tooltip about data |
---|
991 | # |
---|
992 | if { [$g element exists $_hilite(elem)] && $_hilite(elem) != $elem } { |
---|
993 | $g element deactivate $_hilite(elem) |
---|
994 | $g crosshairs configure -hide yes |
---|
995 | Rappture::Tooltip::tooltip cancel |
---|
996 | } |
---|
997 | $g element activate $elem |
---|
998 | set _hilite(elem) $elem |
---|
999 | |
---|
1000 | set mapx [$g element cget $elem -mapx] |
---|
1001 | set mapy [$g element cget $elem -mapy] |
---|
1002 | if {[info exists _elem2dataobj($elem)]} { |
---|
1003 | foreach {mapx mapy} [_getAxes $_elem2dataobj($elem)] break |
---|
1004 | } |
---|
1005 | set allx [$g x2axis use] |
---|
1006 | if {[llength $allx] > 0} { |
---|
1007 | lappend allx x ;# fix main x-axis too |
---|
1008 | foreach axis $allx { |
---|
1009 | if {$axis == $mapx} { |
---|
1010 | $g axis configure $axis -color $itk_option(-foreground) \ |
---|
1011 | -titlecolor $itk_option(-foreground) |
---|
1012 | } else { |
---|
1013 | $g axis configure $axis -color $itk_option(-dimcolor) \ |
---|
1014 | -titlecolor $itk_option(-dimcolor) |
---|
1015 | } |
---|
1016 | } |
---|
1017 | } |
---|
1018 | set ally [$g y2axis use] |
---|
1019 | if {[llength $ally] > 0} { |
---|
1020 | lappend ally y ;# fix main y-axis too |
---|
1021 | foreach axis $ally { |
---|
1022 | if {$axis == $mapy} { |
---|
1023 | $g axis configure $axis -color $itk_option(-foreground) \ |
---|
1024 | -titlecolor $itk_option(-foreground) |
---|
1025 | } else { |
---|
1026 | $g axis configure $axis -color $itk_option(-dimcolor) \ |
---|
1027 | -titlecolor $itk_option(-dimcolor) |
---|
1028 | } |
---|
1029 | } |
---|
1030 | } |
---|
1031 | |
---|
1032 | if {"" != $tip} { |
---|
1033 | $g crosshairs configure -hide no -position @$x,$y |
---|
1034 | |
---|
1035 | if {$x > 0.5*[winfo width $g]} { |
---|
1036 | if {$x < 4} { |
---|
1037 | set tipx "-0" |
---|
1038 | } else { |
---|
1039 | set tipx "-[expr {$x-4}]" ;# move tooltip to the left |
---|
1040 | } |
---|
1041 | } else { |
---|
1042 | if {$x < -4} { |
---|
1043 | set tipx "+0" |
---|
1044 | } else { |
---|
1045 | set tipx "+[expr {$x+4}]" ;# move tooltip to the right |
---|
1046 | } |
---|
1047 | } |
---|
1048 | if {$y > 0.5*[winfo height $g]} { |
---|
1049 | if {$y < 4} { |
---|
1050 | set tipy "-0" |
---|
1051 | } else { |
---|
1052 | set tipy "-[expr {$y-4}]" ;# move tooltip to the top |
---|
1053 | } |
---|
1054 | } else { |
---|
1055 | if {$y < -4} { |
---|
1056 | set tipy "+0" |
---|
1057 | } else { |
---|
1058 | set tipy "+[expr {$y+4}]" ;# move tooltip to the bottom |
---|
1059 | } |
---|
1060 | } |
---|
1061 | Rappture::Tooltip::text $g $tip |
---|
1062 | Rappture::Tooltip::tooltip show $g $tipx,$tipy |
---|
1063 | } |
---|
1064 | } else { |
---|
1065 | # |
---|
1066 | # Highlight OFF: |
---|
1067 | # - deactivate (color back to normal) |
---|
1068 | # - put all axes back to normal color |
---|
1069 | # - take down tooltip |
---|
1070 | # |
---|
1071 | if { [$g element exists $_hilite(elem)] } { |
---|
1072 | $g element deactivate $_hilite(elem) |
---|
1073 | } |
---|
1074 | set allx [$g x2axis use] |
---|
1075 | if {[llength $allx] > 0} { |
---|
1076 | lappend allx x ;# fix main x-axis too |
---|
1077 | foreach axis $allx { |
---|
1078 | $g axis configure $axis -color $itk_option(-foreground) \ |
---|
1079 | -titlecolor $itk_option(-foreground) |
---|
1080 | } |
---|
1081 | } |
---|
1082 | |
---|
1083 | set ally [$g y2axis use] |
---|
1084 | if {[llength $ally] > 0} { |
---|
1085 | lappend ally y ;# fix main y-axis too |
---|
1086 | foreach axis $ally { |
---|
1087 | $g axis configure $axis -color $itk_option(-foreground) \ |
---|
1088 | -titlecolor $itk_option(-foreground) |
---|
1089 | } |
---|
1090 | } |
---|
1091 | |
---|
1092 | $g crosshairs configure -hide yes |
---|
1093 | |
---|
1094 | # only cancel in plotting area or we'll mess up axes |
---|
1095 | if {[$g inside $x $y]} { |
---|
1096 | Rappture::Tooltip::tooltip cancel |
---|
1097 | } |
---|
1098 | |
---|
1099 | # There is no currently highlighted element |
---|
1100 | set _hilite(elem) "" |
---|
1101 | } |
---|
1102 | } |
---|
1103 | |
---|
1104 | # ---------------------------------------------------------------------- |
---|
1105 | # USAGE: _axis hilite <axis> <state> |
---|
1106 | # |
---|
1107 | # USAGE: _axis click <axis> <x> <y> |
---|
1108 | # USAGE: _axis drag <axis> <x> <y> |
---|
1109 | # USAGE: _axis release <axis> <x> <y> |
---|
1110 | # |
---|
1111 | # USAGE: _axis edit <axis> |
---|
1112 | # USAGE: _axis changed <axis> <what> |
---|
1113 | # USAGE: _axis format <axis> <widget> <value> |
---|
1114 | # USAGE: _axis scale <axis> linear|log |
---|
1115 | # |
---|
1116 | # Used internally to handle editing of the x/y axes. The hilite |
---|
1117 | # operation causes the axis to light up. The edit operation pops |
---|
1118 | # up a panel with editing options. The changed operation applies |
---|
1119 | # changes from the panel. |
---|
1120 | # ---------------------------------------------------------------------- |
---|
1121 | itcl::body Rappture::XyResult::_axis {option args} { |
---|
1122 | set inner [$itk_component(hull).axes component inner] |
---|
1123 | switch -- $option { |
---|
1124 | hilite { |
---|
1125 | if {[llength $args] != 2} { |
---|
1126 | error "wrong # args: should be \"_axis hilite axis state\"" |
---|
1127 | } |
---|
1128 | set g $itk_component(plot) |
---|
1129 | set axis [lindex $args 0] |
---|
1130 | set state [lindex $args 1] |
---|
1131 | |
---|
1132 | if {$state} { |
---|
1133 | $g axis activate $axis |
---|
1134 | update |
---|
1135 | set x [expr {[winfo pointerx $g]+4}] |
---|
1136 | set y [expr {[winfo pointery $g]+4}] |
---|
1137 | Rappture::Tooltip::tooltip pending $g-$axis @$x,$y |
---|
1138 | } else { |
---|
1139 | $g axis deactivate $axis |
---|
1140 | update |
---|
1141 | Rappture::Tooltip::tooltip cancel |
---|
1142 | } |
---|
1143 | } |
---|
1144 | click { |
---|
1145 | if {[llength $args] != 3} { |
---|
1146 | error "wrong # args: should be \"_axis click axis x y\"" |
---|
1147 | } |
---|
1148 | set axis [lindex $args 0] |
---|
1149 | set x [lindex $args 1] |
---|
1150 | set y [lindex $args 2] |
---|
1151 | set g $itk_component(plot) |
---|
1152 | |
---|
1153 | set _axis(moved) 0 |
---|
1154 | set _axis(click-x) $x |
---|
1155 | set _axis(click-y) $y |
---|
1156 | foreach {min max} [$g axis limits $axis] break |
---|
1157 | set _axis(min0) $min |
---|
1158 | set _axis(max0) $max |
---|
1159 | Rappture::Tooltip::tooltip cancel |
---|
1160 | } |
---|
1161 | drag { |
---|
1162 | if {[llength $args] != 3} { |
---|
1163 | error "wrong # args: should be \"_axis drag axis x y\"" |
---|
1164 | } |
---|
1165 | if {![info exists _axis(moved)]} { |
---|
1166 | return ;# must have skipped click event -- ignore |
---|
1167 | } |
---|
1168 | set axis [lindex $args 0] |
---|
1169 | set x [lindex $args 1] |
---|
1170 | set y [lindex $args 2] |
---|
1171 | set g $itk_component(plot) |
---|
1172 | |
---|
1173 | if {[info exists _axis(click-x)] && [info exists _axis(click-y)]} { |
---|
1174 | foreach {x0 y0 pw ph} [$g extents plotarea] break |
---|
1175 | switch -glob $axis { |
---|
1176 | x* { |
---|
1177 | set pix $x |
---|
1178 | set pix0 $_axis(click-x) |
---|
1179 | set pixmin $x0 |
---|
1180 | set pixmax [expr {$x0+$pw}] |
---|
1181 | } |
---|
1182 | y* { |
---|
1183 | set pix $y |
---|
1184 | set pix0 $_axis(click-y) |
---|
1185 | set pixmin [expr {$y0+$ph}] |
---|
1186 | set pixmax $y0 |
---|
1187 | } |
---|
1188 | } |
---|
1189 | set log [$g axis cget $axis -logscale] |
---|
1190 | set min $_axis(min0) |
---|
1191 | set max $_axis(max0) |
---|
1192 | set dpix [expr {abs($pix-$pix0)}] |
---|
1193 | set v0 [$g axis invtransform $axis $pixmin] |
---|
1194 | set v1 [$g axis invtransform $axis [expr {$pixmin+$dpix}]] |
---|
1195 | if {$log} { |
---|
1196 | set v0 [expr {log10($v0)}] |
---|
1197 | set v1 [expr {log10($v1)}] |
---|
1198 | set min [expr {log10($min)}] |
---|
1199 | set max [expr {log10($max)}] |
---|
1200 | } |
---|
1201 | |
---|
1202 | if {$pix > $pix0} { |
---|
1203 | set delta [expr {$v1-$v0}] |
---|
1204 | } else { |
---|
1205 | set delta [expr {$v0-$v1}] |
---|
1206 | } |
---|
1207 | set min [expr {$min-$delta}] |
---|
1208 | set max [expr {$max-$delta}] |
---|
1209 | if {$log} { |
---|
1210 | set min [expr {pow(10.0,$min)}] |
---|
1211 | set max [expr {pow(10.0,$max)}] |
---|
1212 | } |
---|
1213 | $g axis configure $axis -min $min -max $max |
---|
1214 | |
---|
1215 | # move axis, don't edit on release |
---|
1216 | set _axis(move) 1 |
---|
1217 | } |
---|
1218 | } |
---|
1219 | release { |
---|
1220 | if {[llength $args] != 3} { |
---|
1221 | error "wrong # args: should be \"_axis release axis x y\"" |
---|
1222 | } |
---|
1223 | if {![info exists _axis(moved)]} { |
---|
1224 | return ;# must have skipped click event -- ignore |
---|
1225 | } |
---|
1226 | set axis [lindex $args 0] |
---|
1227 | set x [lindex $args 1] |
---|
1228 | set y [lindex $args 2] |
---|
1229 | |
---|
1230 | if {!$_axis(moved)} { |
---|
1231 | # small movement? then treat as click -- pop up axis editor |
---|
1232 | set dx [expr {abs($x-$_axis(click-x))}] |
---|
1233 | set dy [expr {abs($y-$_axis(click-y))}] |
---|
1234 | if {$dx < 2 && $dy < 2} { |
---|
1235 | _axis edit $axis |
---|
1236 | } |
---|
1237 | } else { |
---|
1238 | # one last movement |
---|
1239 | _axis drag $axis $x $y |
---|
1240 | } |
---|
1241 | catch {unset _axis} |
---|
1242 | } |
---|
1243 | edit { |
---|
1244 | if {[llength $args] != 1} { |
---|
1245 | error "wrong # args: should be \"_axis edit axis\"" |
---|
1246 | } |
---|
1247 | set axis [lindex $args 0] |
---|
1248 | set _axisPopup(current) $axis |
---|
1249 | |
---|
1250 | # apply last value when deactivating |
---|
1251 | $itk_component(hull).axes configure -deactivatecommand \ |
---|
1252 | [itcl::code $this _axis changed $axis focus] |
---|
1253 | |
---|
1254 | # fix axis label controls... |
---|
1255 | set label [$itk_component(plot) axis cget $axis -title] |
---|
1256 | $inner.label delete 0 end |
---|
1257 | $inner.label insert end $label |
---|
1258 | bind $inner.label <KeyPress-Return> \ |
---|
1259 | [itcl::code $this _axis changed $axis label] |
---|
1260 | bind $inner.label <FocusOut> \ |
---|
1261 | [itcl::code $this _axis changed $axis label] |
---|
1262 | |
---|
1263 | # fix min/max controls... |
---|
1264 | foreach {min max} [$itk_component(plot) axis limits $axis] break |
---|
1265 | $inner.min delete 0 end |
---|
1266 | $inner.min insert end $min |
---|
1267 | bind $inner.min <KeyPress-Return> \ |
---|
1268 | [itcl::code $this _axis changed $axis min] |
---|
1269 | bind $inner.min <FocusOut> \ |
---|
1270 | [itcl::code $this _axis changed $axis min] |
---|
1271 | |
---|
1272 | $inner.max delete 0 end |
---|
1273 | $inner.max insert end $max |
---|
1274 | bind $inner.max <KeyPress-Return> \ |
---|
1275 | [itcl::code $this _axis changed $axis max] |
---|
1276 | bind $inner.max <FocusOut> \ |
---|
1277 | [itcl::code $this _axis changed $axis max] |
---|
1278 | |
---|
1279 | # fix format control... |
---|
1280 | set fmts [$inner.format choices get -value] |
---|
1281 | set i [lsearch -exact $fmts $_axisPopup(format-$axis)] |
---|
1282 | if {$i < 0} { set i 0 } ;# use Auto choice |
---|
1283 | $inner.format value [$inner.format choices get -label $i] |
---|
1284 | |
---|
1285 | bind $inner.format <<Value>> \ |
---|
1286 | [itcl::code $this _axis changed $axis format] |
---|
1287 | |
---|
1288 | # fix scale control... |
---|
1289 | if {[$itk_component(plot) axis cget $axis -logscale]} { |
---|
1290 | set _axisPopup(scale) "log" |
---|
1291 | $inner.format configure -state disabled |
---|
1292 | } else { |
---|
1293 | set _axisPopup(scale) "linear" |
---|
1294 | $inner.format configure -state normal |
---|
1295 | } |
---|
1296 | $inner.scales.linear configure \ |
---|
1297 | -command [itcl::code $this _axis changed $axis scale] |
---|
1298 | $inner.scales.log configure \ |
---|
1299 | -command [itcl::code $this _axis changed $axis scale] |
---|
1300 | |
---|
1301 | # |
---|
1302 | # Figure out where the window should pop up. |
---|
1303 | # |
---|
1304 | set x [winfo rootx $itk_component(plot)] |
---|
1305 | set y [winfo rooty $itk_component(plot)] |
---|
1306 | set w [winfo width $itk_component(plot)] |
---|
1307 | set h [winfo height $itk_component(plot)] |
---|
1308 | foreach {x0 y0 pw ph} [$itk_component(plot) extents plotarea] break |
---|
1309 | switch -glob -- $axis { |
---|
1310 | x { |
---|
1311 | set x [expr {round($x + $x0+0.5*$pw)}] |
---|
1312 | set y [expr {round($y + $y0+$ph + 0.5*($h-$y0-$ph))}] |
---|
1313 | set dir "above" |
---|
1314 | } |
---|
1315 | x* { |
---|
1316 | set x [expr {round($x + $x0+0.5*$pw)}] |
---|
1317 | set dir "below" |
---|
1318 | set allx [$itk_component(plot) x2axis use] |
---|
1319 | set max [llength $allx] |
---|
1320 | set i [lsearch -exact $allx $axis] |
---|
1321 | set y [expr {round($y + ($i+0.5)*$y0/double($max))}] |
---|
1322 | } |
---|
1323 | y { |
---|
1324 | set x [expr {round($x + 0.5*$x0)}] |
---|
1325 | set y [expr {round($y + $y0+0.5*$ph)}] |
---|
1326 | set dir "right" |
---|
1327 | } |
---|
1328 | y* { |
---|
1329 | set y [expr {round($y + $y0+0.5*$ph)}] |
---|
1330 | set dir "left" |
---|
1331 | set ally [$itk_component(plot) y2axis use] |
---|
1332 | set max [llength $ally] |
---|
1333 | set i [lsearch -exact $ally $axis] |
---|
1334 | set y [expr {round($y + ($i+0.5)*$y0/double($max))}] |
---|
1335 | set x [expr {round($x+$x0+$pw + ($i+0.5)*($w-$x0-$pw)/double($max))}] |
---|
1336 | } |
---|
1337 | } |
---|
1338 | $itk_component(hull).axes activate @$x,$y $dir |
---|
1339 | } |
---|
1340 | changed { |
---|
1341 | if {[llength $args] != 2} { |
---|
1342 | error "wrong # args: should be \"_axis changed axis what\"" |
---|
1343 | } |
---|
1344 | set axis [lindex $args 0] |
---|
1345 | set what [lindex $args 1] |
---|
1346 | if {$what == "focus"} { |
---|
1347 | set what [focus] |
---|
1348 | if {[winfo exists $what]} { |
---|
1349 | set what [winfo name $what] |
---|
1350 | } |
---|
1351 | } |
---|
1352 | |
---|
1353 | switch -- $what { |
---|
1354 | label { |
---|
1355 | set val [$inner.label get] |
---|
1356 | $itk_component(plot) axis configure $axis -title $val |
---|
1357 | } |
---|
1358 | min { |
---|
1359 | set val [$inner.min get] |
---|
1360 | if {![string is double -strict $val]} { |
---|
1361 | Rappture::Tooltip::cue $inner.min "Must be a number" |
---|
1362 | bell |
---|
1363 | return |
---|
1364 | } |
---|
1365 | |
---|
1366 | set max [lindex [$itk_component(plot) axis limits $axis] 1] |
---|
1367 | if {$val >= $max} { |
---|
1368 | Rappture::Tooltip::cue $inner.min "Must be <= max ($max)" |
---|
1369 | bell |
---|
1370 | return |
---|
1371 | } |
---|
1372 | catch { |
---|
1373 | # can fail in log mode |
---|
1374 | $itk_component(plot) axis configure $axis -min $val |
---|
1375 | } |
---|
1376 | foreach {min max} [$itk_component(plot) axis limits $axis] break |
---|
1377 | $inner.min delete 0 end |
---|
1378 | $inner.min insert end $min |
---|
1379 | } |
---|
1380 | max { |
---|
1381 | set val [$inner.max get] |
---|
1382 | if {![string is double -strict $val]} { |
---|
1383 | Rappture::Tooltip::cue $inner.max "Should be a number" |
---|
1384 | bell |
---|
1385 | return |
---|
1386 | } |
---|
1387 | |
---|
1388 | set min [lindex [$itk_component(plot) axis limits $axis] 0] |
---|
1389 | if {$val <= $min} { |
---|
1390 | Rappture::Tooltip::cue $inner.max "Must be >= min ($min)" |
---|
1391 | bell |
---|
1392 | return |
---|
1393 | } |
---|
1394 | catch { |
---|
1395 | # can fail in log mode |
---|
1396 | $itk_component(plot) axis configure $axis -max $val |
---|
1397 | } |
---|
1398 | foreach {min max} [$itk_component(plot) axis limits $axis] break |
---|
1399 | $inner.max delete 0 end |
---|
1400 | $inner.max insert end $max |
---|
1401 | } |
---|
1402 | format { |
---|
1403 | set fmt [$inner.format translate [$inner.format value]] |
---|
1404 | set _axisPopup(format-$axis) $fmt |
---|
1405 | |
---|
1406 | # force a refresh |
---|
1407 | $itk_component(plot) axis configure $axis -min \ |
---|
1408 | [$itk_component(plot) axis cget $axis -min] |
---|
1409 | } |
---|
1410 | scale { |
---|
1411 | _axis scale $axis $_axisPopup(scale) |
---|
1412 | |
---|
1413 | if {$_axisPopup(scale) == "log"} { |
---|
1414 | $inner.format configure -state disabled |
---|
1415 | } else { |
---|
1416 | $inner.format configure -state normal |
---|
1417 | } |
---|
1418 | |
---|
1419 | foreach {min max} [$itk_component(plot) axis limits $axis] break |
---|
1420 | $inner.min delete 0 end |
---|
1421 | $inner.min insert end $min |
---|
1422 | $inner.max delete 0 end |
---|
1423 | $inner.max insert end $max |
---|
1424 | } |
---|
1425 | default { |
---|
1426 | # be lenient so we can handle the "focus" case |
---|
1427 | } |
---|
1428 | } |
---|
1429 | } |
---|
1430 | format { |
---|
1431 | if {[llength $args] != 3} { |
---|
1432 | error "wrong # args: should be \"_axis format axis widget value\"" |
---|
1433 | } |
---|
1434 | set axis [lindex $args 0] |
---|
1435 | set value [lindex $args 2] |
---|
1436 | |
---|
1437 | if {[$itk_component(plot) axis cget $axis -logscale]} { |
---|
1438 | set fmt "%.6g" |
---|
1439 | } else { |
---|
1440 | set fmt $_axisPopup(format-$axis) |
---|
1441 | } |
---|
1442 | return [format $fmt $value] |
---|
1443 | } |
---|
1444 | scale { |
---|
1445 | if {[llength $args] != 2} { |
---|
1446 | error "wrong # args: should be \"_axis scale axis type\"" |
---|
1447 | } |
---|
1448 | set axis [lindex $args 0] |
---|
1449 | set type [lindex $args 1] |
---|
1450 | |
---|
1451 | if {$type == "log"} { |
---|
1452 | catch {$itk_component(plot) axis configure $axis -logscale 1} |
---|
1453 | # leave format alone in log mode |
---|
1454 | $itk_component(plot) axis configure $axis -command "" |
---|
1455 | } else { |
---|
1456 | catch {$itk_component(plot) axis configure $axis -logscale 0} |
---|
1457 | # use special formatting for linear mode |
---|
1458 | $itk_component(plot) axis configure $axis -command \ |
---|
1459 | [itcl::code $this _axis format $axis] |
---|
1460 | } |
---|
1461 | } |
---|
1462 | default { |
---|
1463 | error "bad option \"$option\": should be changed, edit, hilite, or format" |
---|
1464 | } |
---|
1465 | } |
---|
1466 | } |
---|
1467 | |
---|
1468 | |
---|
1469 | # ---------------------------------------------------------------------- |
---|
1470 | # USAGE: _getLineMarkerOptions <style> |
---|
1471 | # |
---|
1472 | # Used internally to create a list of configuration options specific to the |
---|
1473 | # axis line marker. The input is a list of name value pairs. Options that |
---|
1474 | # are not recognized are ignored. |
---|
1475 | # ---------------------------------------------------------------------- |
---|
1476 | itcl::body Rappture::XyResult::_getLineMarkerOptions {style} { |
---|
1477 | array set lineOptions { |
---|
1478 | "-color" "-outline" |
---|
1479 | "-dashes" "-dashes" |
---|
1480 | "-linecolor" "-outline" |
---|
1481 | "-linewidth" "-linewidth" |
---|
1482 | } |
---|
1483 | set options {} |
---|
1484 | foreach {name value} $style { |
---|
1485 | if { [info exists lineOptions($name)] } { |
---|
1486 | lappend options $lineOptions($name) $value |
---|
1487 | } |
---|
1488 | } |
---|
1489 | return $options |
---|
1490 | } |
---|
1491 | |
---|
1492 | # ---------------------------------------------------------------------- |
---|
1493 | # USAGE: _getTextMarkerOptions <style> |
---|
1494 | # |
---|
1495 | # Used internally to create a list of configuration options specific to the |
---|
1496 | # axis text marker. The input is a list of name value pairs. Options that |
---|
1497 | # are not recognized are ignored. |
---|
1498 | # ---------------------------------------------------------------------- |
---|
1499 | itcl::body Rappture::XyResult::_getTextMarkerOptions {style} { |
---|
1500 | array set textOptions { |
---|
1501 | "-color" "-outline" |
---|
1502 | "-textcolor" "-outline" |
---|
1503 | "-font" "-font" |
---|
1504 | "-xoffset" "-xoffset" |
---|
1505 | "-yoffset" "-yoffset" |
---|
1506 | "-anchor" "-anchor" |
---|
1507 | "-rotate" "-rotate" |
---|
1508 | } |
---|
1509 | set options {} |
---|
1510 | foreach {name value} $style { |
---|
1511 | if { [info exists textOptions($name)] } { |
---|
1512 | lappend options $textOptions($name) $value |
---|
1513 | } |
---|
1514 | } |
---|
1515 | return $options |
---|
1516 | } |
---|
1517 | |
---|
1518 | # ---------------------------------------------------------------------- |
---|
1519 | # USAGE: _getAxes <dataobj> |
---|
1520 | # |
---|
1521 | # Used internally to figure out the axes used to plot the given |
---|
1522 | # <dataobj>. Returns a list of the form {x y}, where x is the |
---|
1523 | # x-axis name (x, x2, x3, etc.), and y is the y-axis name. |
---|
1524 | # ---------------------------------------------------------------------- |
---|
1525 | itcl::body Rappture::XyResult::_getAxes {dataobj} { |
---|
1526 | # rebuild if needed, so we know about the axes |
---|
1527 | if {[$_dispatcher ispending !rebuild]} { |
---|
1528 | $_dispatcher cancel !rebuild |
---|
1529 | $_dispatcher event -now !rebuild |
---|
1530 | } |
---|
1531 | |
---|
1532 | # what is the x axis? x? x2? x3? ... |
---|
1533 | set xlabel [$dataobj hints xlabel] |
---|
1534 | if {[info exists _label2axis(x-$xlabel)]} { |
---|
1535 | set mapx $_label2axis(x-$xlabel) |
---|
1536 | } else { |
---|
1537 | set mapx "x" |
---|
1538 | } |
---|
1539 | |
---|
1540 | # what is the y axis? y? y2? y3? ... |
---|
1541 | set ylabel [$dataobj hints ylabel] |
---|
1542 | if {[info exists _label2axis(y-$ylabel)]} { |
---|
1543 | set mapy $_label2axis(y-$ylabel) |
---|
1544 | } else { |
---|
1545 | set mapy "y" |
---|
1546 | } |
---|
1547 | |
---|
1548 | return [list $mapx $mapy] |
---|
1549 | } |
---|
1550 | |
---|
1551 | # ---------------------------------------------------------------------- |
---|
1552 | # CONFIGURATION OPTION: -gridcolor |
---|
1553 | # ---------------------------------------------------------------------- |
---|
1554 | itcl::configbody Rappture::XyResult::gridcolor { |
---|
1555 | if { "" == $itk_option(-gridcolor) } { |
---|
1556 | foreach axis [$itk_component(plot) axis names] { |
---|
1557 | $itk_component(plot) axis configure $axis -grid off |
---|
1558 | } |
---|
1559 | } else { |
---|
1560 | foreach axis [$itk_component(plot) axis names] { |
---|
1561 | $itk_component(plot) axis configure $axis \ |
---|
1562 | -gridcolor $itk_option(-gridcolor) -grid on |
---|
1563 | } |
---|
1564 | } |
---|
1565 | } |
---|
1566 | |
---|
1567 | # ---------------------------------------------------------------------- |
---|
1568 | # CONFIGURATION OPTION: -autocolors |
---|
1569 | # ---------------------------------------------------------------------- |
---|
1570 | itcl::configbody Rappture::XyResult::autocolors { |
---|
1571 | foreach c $itk_option(-autocolors) { |
---|
1572 | if {[catch {winfo rgb $itk_component(hull) $c}]} { |
---|
1573 | error "bad color \"$c\"" |
---|
1574 | } |
---|
1575 | } |
---|
1576 | if {$_autoColorI >= [llength $itk_option(-autocolors)]} { |
---|
1577 | set _autoColorI 0 |
---|
1578 | } |
---|
1579 | } |
---|
1580 | |
---|
1581 | itcl::body Rappture::XyResult::_enterMarker { g name x y text } { |
---|
1582 | _leaveMarker $g $name |
---|
1583 | set id [$g marker create text \ |
---|
1584 | -coords [list $x $y] \ |
---|
1585 | -yoffset -1 \ |
---|
1586 | -anchor s \ |
---|
1587 | -text $text] |
---|
1588 | set _markers($name) $id |
---|
1589 | } |
---|
1590 | |
---|
1591 | itcl::body Rappture::XyResult::_leaveMarker { g name } { |
---|
1592 | if { [info exists _markers($name)] } { |
---|
1593 | set id $_markers($name) |
---|
1594 | $g marker delete $id |
---|
1595 | unset _markers($name) |
---|
1596 | } |
---|
1597 | } |
---|
1598 | |
---|
1599 | itcl::body Rappture::XyResult::snap { w h } { |
---|
1600 | set g $itk_component(plot) |
---|
1601 | if { $w <= 0 || $h <= 0 } { |
---|
1602 | set w [winfo width $g] |
---|
1603 | set h [winfo height $g] |
---|
1604 | } |
---|
1605 | set img [image create picture -width $w -height $h] |
---|
1606 | $g snap $img -width $w -height $h |
---|
1607 | return $img |
---|
1608 | } |
---|