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[/] [WeatherMapNode.class.php] - Blame information for rev 135

 

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185simandl<?php
2// PHP Weathermap 0.97a
3// Copyright Howard Jones, 2005-2010 howie@thingy.com
4// http://www.network-weathermap.com/
5// Released under the GNU Public License
6 
7require_once "HTML_ImageMap.class.php";
8 
9class WeatherMapNode extends WeatherMapItem
10{
11 var $owner;
12 var $id;
13 var $x, $y;
14 var $original_x, $original_y,$relative_resolved;
15 var $width, $height;
16 var $label, $proclabel, $labelfont;
17 var $labelangle;
18 var $name;
19 var $infourl = array();
20 var $notes;
21 var $colours = array();
22 var $overliburl;
23 var $overlibwidth, $overlibheight;
24 var $overlibcaption = array();
25 var $maphtml;
26 var $selected = 0;
27 var $iconfile, $iconscalew, $iconscaleh;
28 var $targets = array();
29 var $bandwidth_in, $bandwidth_out;
30 var $inpercent, $outpercent;
31 var $max_bandwidth_in, $max_bandwidth_out;
32 var $max_bandwidth_in_cfg, $max_bandwidth_out_cfg;
33 var $labeloffset, $labeloffsetx, $labeloffsety;
34 
35 var $inherit_fieldlist;
36 
37 var $labelbgcolour;
38 var $labeloutlinecolour;
39 var $labelfontcolour;
40 var $labelfontshadowcolour;
41 var $cachefile;
42 var $usescale;
43 var $useiconscale;
44 var $scaletype, $iconscaletype;
45 var $inscalekey,$outscalekey;
46 var $inscaletag, $outscaletag;
47 # var $incolour,$outcolour;
48 var $scalevar, $iconscalevar;
49 var $notestext = array();
50 var $image;
51 var $centre_x, $centre_y;
52 var $relative_to;
53 var $zorder;
54 var $template;
55 var $polar;
56 var $boundingboxes=array();
57 
58 function WeatherMapNode()
59 {
60 $this->inherit_fieldlist=array
61 (
62 'boundingboxes'=>array(),
63 'my_default' => NULL,
64 'label' => '',
65 'proclabel' => '',
66 'usescale' => 'DEFAULT',
67 'scaletype' => 'percent',
68 'iconscaletype' => 'percent',
69 'useiconscale' => 'none',
70 'scalevar' => 'in',
71 'template' => ':: DEFAULT ::',
72 'iconscalevar' => 'in',
73 'labelfont' => 3,
74 'relative_to' => '',
75 'relative_resolved' => FALSE,
76 'x' => NULL,
77 'y' => NULL,
78 'inscalekey'=>'', 'outscalekey'=>'',
79 #'incolour'=>-1,'outcolour'=>-1,
80 'original_x' => 0,
81 'original_y' => 0,
82 'inpercent'=>0,
83 'outpercent'=>0,
84 'labelangle'=>0,
85 'iconfile' => '',
86 'iconscalew' => 0,
87 'iconscaleh' => 0,
88 'targets' => array(),
89 'infourl' => array(IN=>'',OUT=>''),
90 'notestext' => array(IN=>'',OUT=>''),
91 'notes' => array(),
92 'hints' => array(),
93 'overliburl' => array(IN=>array(),OUT=>array()),
94 'overlibwidth' => 0,
95 'overlibheight' => 0,
96 'overlibcaption' => array(IN=>'',OUT=>''),
97 'labeloutlinecolour' => array(0, 0, 0),
98 'labelbgcolour' => array(255, 255, 255),
99 'labelfontcolour' => array(0, 0, 0),
100 'labelfontshadowcolour' => array(-1, -1, -1),
101 'aiconoutlinecolour' => array(0,0,0),
102 'aiconfillcolour' => array(-2,-2,-2), // copy from the node label
103 'labeloffset' => '',
104 'labeloffsetx' => 0,
105 'labeloffsety' => 0,
106 'zorder' => 600,
107 'max_bandwidth_in' => 100,
108 'max_bandwidth_out' => 100,
109 'max_bandwidth_in_cfg' => '100',
110 'max_bandwidth_out_cfg' => '100'
111 );
112 
113 $this->width = 0;
114 $this->height = 0;
115 $this->centre_x = 0;
116 $this->centre_y = 0;
117 $this->polar = FALSE;
118 $this->image = NULL;
119 }
120 
121 function my_type() { return "NODE"; }
122 
123 // make a mini-image, containing this node and nothing else
124 // figure out where the real NODE centre is, relative to the top-left corner.
125 function pre_render($im, &$map)
126 {
127 // don't bother drawing if there's no position - it's a template
128 if( is_null($this->x) ) return;
129 if( is_null($this->y) ) return;
130 
131 // apparently, some versions of the gd extension will crash
132 // if we continue...
133 if($this->label == '' && $this->iconfile=='') return;
134 
135 // start these off with sensible values, so that bbox
136 // calculations are easier.
137 $icon_x1 = $this->x; $icon_x2 = $this->x;
138 $icon_y1 = $this->y; $icon_y2 = $this->y;
139 $label_x1 = $this->x; $label_x2 = $this->x;
140 $label_y1 = $this->y; $label_y2 = $this->y;
141 $boxwidth = 0; $boxheight = 0;
142 $icon_w = 0;
143 $icon_h = 0;
144 
145 $col = new Colour(-1,-1,-1);
146 # print $col->as_string();
147 
148 // if a target is specified, and you haven't forced no background, then the background will
149 // come from the SCALE in USESCALE
150 if( !empty($this->targets) && $this->usescale != 'none' )
151 {
152 $pc = 0;
153 
154 if($this->scalevar == 'in')
155 {
156 $pc = $this->inpercent;
157 $col = $this->colours[IN];
158 
159 }
160 
161 if($this->scalevar == 'out')
162 {
163 $pc = $this->outpercent;
164 $col = $this->colours[OUT];
165 
166 }
167 }
168 elseif($this->labelbgcolour != array(-1,-1,-1))
169 {
170 // $col=myimagecolorallocate($node_im, $this->labelbgcolour[0], $this->labelbgcolour[1], $this->labelbgcolour[2]);
171 $col = new Colour($this->labelbgcolour);
172 }
173 
174 $colicon = null;
175 if ( !empty($this->targets) && $this->useiconscale != 'none' )
176 {
177 debug("Colorising the icon\n");
178 $pc = 0;
179 $val = 0;
180 
181 if($this->iconscalevar == 'in')
182 {
183 $pc = $this->inpercent;
184 $col = $this->colours[IN];
185 $val = $this->bandwidth_in;
186 }
187 if($this->iconscalevar == 'out')
188 {
189 $pc = $this->outpercent;
190 $col = $this->colours[OUT];
191 $val = $this->bandwidth_out;
192 }
193 
194 if($this->iconscaletype=='percent')
195 {
196 list($colicon,$node_iconscalekey,$icontag) =
197 $map->NewColourFromPercent($pc, $this->useiconscale,$this->name );
198 }
199 else
200 {
201 // use the absolute value if we aren't doing percentage scales.
202 list($colicon,$node_iconscalekey,$icontag) =
203 $map->NewColourFromPercent($val, $this->useiconscale,$this->name, FALSE );
204 }
205 }
206 
207 // figure out a bounding rectangle for the label
208 if ($this->label != '')
209 {
210 $padding = 4.0;
211 $padfactor = 1.0;
212 
213 $this->proclabel = $map->ProcessString($this->label,$this,TRUE,TRUE);
214 
215 // if screenshot_mode is enabled, wipe any letters to X and wipe any IP address to 127.0.0.1
216 // hopefully that will preserve enough information to show cool stuff without leaking info
217 if($map->get_hint('screenshot_mode')==1) $this->proclabel = screenshotify($this->proclabel);
218 
219 list($strwidth, $strheight) = $map->myimagestringsize($this->labelfont, $this->proclabel);
220 
221 if($this->labelangle==90 || $this->labelangle==270)
222 {
223 $boxwidth = ($strheight * $padfactor) + $padding;
224 $boxheight = ($strwidth * $padfactor) + $padding;
225 debug ("Node->pre_render: ".$this->name." Label Metrics are: $strwidth x $strheight -> $boxwidth x $boxheight\n");
226 
227 $label_x1 = $this->x - ($boxwidth / 2);
228 $label_y1 = $this->y - ($boxheight / 2);
229 
230 $label_x2 = $this->x + ($boxwidth / 2);
231 $label_y2 = $this->y + ($boxheight / 2);
232 
233 if($this->labelangle==90)
234 {
235 $txt_x = $this->x + ($strheight / 2);
236 $txt_y = $this->y + ($strwidth / 2);
237 }
238 if($this->labelangle==270)
239 {
240 $txt_x = $this->x - ($strheight / 2);
241 $txt_y = $this->y - ($strwidth / 2);
242 }
243 }
244 
245 if($this->labelangle==0 || $this->labelangle==180)
246 {
247 $boxwidth = ($strwidth * $padfactor) + $padding;
248 $boxheight = ($strheight * $padfactor) + $padding;
249 debug ("Node->pre_render: ".$this->name." Label Metrics are: $strwidth x $strheight -> $boxwidth x $boxheight\n");
250 
251 $label_x1 = $this->x - ($boxwidth / 2);
252 $label_y1 = $this->y - ($boxheight / 2);
253 
254 $label_x2 = $this->x + ($boxwidth / 2);
255 $label_y2 = $this->y + ($boxheight / 2);
256 
257 $txt_x = $this->x - ($strwidth / 2);
258 $txt_y = $this->y + ($strheight / 2);
259 
260 if($this->labelangle==180)
261 {
262 $txt_x = $this->x + ($strwidth / 2);
263 $txt_y = $this->y - ($strheight / 2);
264 }
265 
266 # $this->width = $boxwidth;
267 # $this->height = $boxheight;
268 }
269 $map->nodes[$this->name]->width = $boxwidth;
270 $map->nodes[$this->name]->height = $boxheight;
271 
272 # print "TEXT at $txt_x , $txt_y\n";
273 }
274 
275 // figure out a bounding rectangle for the icon
276 if ($this->iconfile != '')
277 {
278 $icon_im = NULL;
279 $icon_w = 0;
280 $icon_h = 0;
281 
282 if($this->iconfile == 'rbox' || $this->iconfile == 'box' || $this->iconfile == 'round' || $this->iconfile == 'inpie' || $this->iconfile == 'outpie' || $this->iconfile == 'gauge' || $this->iconfile == 'nink')
283 {
284 debug("Artificial Icon type " .$this->iconfile. " for $this->name\n");
285 // this is an artificial icon - we don't load a file for it
286 
287 $icon_im = imagecreatetruecolor($this->iconscalew,$this->iconscaleh);
288 imageSaveAlpha($icon_im, TRUE);
289 
290 $nothing=imagecolorallocatealpha($icon_im,128,0,0,127);
291 imagefill($icon_im, 0, 0, $nothing);
292 
293 $fill = NULL;
294 $ink = NULL;
295 
296 $aifill = new Colour($this->aiconfillcolour);
297 $aiink = new Colour($this->aiconoutlinecolour);
298 
299 if ( $aifill->is_copy() && !$col->is_none() )
300 {
301 $fill = $col;
302 }
303 else
304 {
305 if($aifill->is_real())
306 {
307 $fill = $aifill;
308 }
309 }
310 
311 if ($this->aiconoutlinecolour != array(-1,-1,-1))
312 {
313 $ink=$aiink;
314 }
315 
316 if($this->iconfile=='box')
317 {
318 if($fill !== NULL && !$fill->is_none())
319 {
320 imagefilledrectangle($icon_im, 0, 0, $this->iconscalew-1, $this->iconscaleh-1, $fill->gdallocate($icon_im) );
321 }
322 
323 if($ink !== NULL && !$ink->is_none())
324 {
325 imagerectangle($icon_im, 0, 0, $this->iconscalew-1, $this->iconscaleh-1, $ink->gdallocate($icon_im) );
326 }
327 }
328 
329 if($this->iconfile=='rbox')
330 {
331 if($fill !== NULL && !$fill->is_none())
332 {
333 imagefilledroundedrectangle($icon_im, 0, 0, $this->iconscalew-1, $this->iconscaleh-1, 4, $fill->gdallocate($icon_im) );
334 }
335 
336 if($ink !== NULL && !$ink->is_none())
337 {
338 imageroundedrectangle($icon_im, 0, 0, $this->iconscalew-1, $this->iconscaleh-1, 4, $ink->gdallocate($icon_im) );
339 }
340 }
341 
342 if($this->iconfile=='round')
343 {
344 $rx = $this->iconscalew/2-1;
345 $ry = $this->iconscaleh/2-1;
346 
347 if($fill !== NULL && !$fill->is_none() )
348 {
349 imagefilledellipse($icon_im,$rx,$ry,$rx*2,$ry*2,$fill->gdallocate($icon_im) );
350 }
351 
352 if($ink !== NULL && !$ink->is_none())
353 {
354 imageellipse($icon_im,$rx,$ry,$rx*2,$ry*2,$ink->gdallocate($icon_im) );
355 }
356 }
357 
358 if($this->iconfile=='nink')
359 {
360 // print "NINK **************************************************************\n";
361 $rx = $this->iconscalew/2-1;
362 $ry = $this->iconscaleh/2-1;
363 $size = $this->iconscalew;
364 $quarter = $size/4;
365 
366 $col1 = $this->colours[IN];
367 $col2 = $this->colours[OUT];
368 
369 assert('!is_null($col1)');
370 assert('!is_null($col2)');
371 
372 imagefilledarc($icon_im, $rx-1, $ry, $size, $size, 270,90, $col1->gdallocate($icon_im), IMG_ARC_PIE);
373 imagefilledarc($icon_im, $rx+1, $ry, $size, $size, 90,270, $col2->gdallocate($icon_im), IMG_ARC_PIE);
374 
375 imagefilledarc($icon_im, $rx-1, $ry+$quarter, $quarter*2, $quarter*2, 0,360, $col1->gdallocate($icon_im), IMG_ARC_PIE);
376 imagefilledarc($icon_im, $rx+1, $ry-$quarter, $quarter*2, $quarter*2, 0,360, $col2->gdallocate($icon_im), IMG_ARC_PIE);
377 
378 if($ink !== NULL && !$ink->is_none())
379 {
380 // XXX - need a font definition from somewhere for NINK text
381 $font = 1;
382 
383 $instr = $map->ProcessString("{node:this:bandwidth_in:%.1k}",$this);
384 $outstr = $map->ProcessString("{node:this:bandwidth_out:%.1k}",$this);
385 
386 list($twid,$thgt) = $map->myimagestringsize($font,$instr);
387 $map->myimagestring($icon_im, $font, $rx - $twid/2, $ry- $quarter + ($thgt/2),$instr,$ink->gdallocate($icon_im));
388 
389 list($twid,$thgt) = $map->myimagestringsize($font,$outstr);
390 $map->myimagestring($icon_im, $font, $rx - $twid/2, $ry + $quarter + ($thgt/2),$outstr,$ink->gdallocate($icon_im));
391 
392 imageellipse($icon_im,$rx,$ry,$rx*2,$ry*2,$ink->gdallocate($icon_im) );
393 // imagearc($icon_im, $rx,$ry,$quarter*4,$quarter*4, 0,360, $ink->gdallocate($icon_im));
394 }
395 // print "NINK ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
396 }
397 
398 // XXX - needs proper colours
399 if($this->iconfile=='inpie' || $this->iconfile=='outpie')
400 {
401 # list($colpie,$node_iconscalekey,$icontag) = $map->NewColourFromPercent($pc, $this->useiconscale,$this->name);
402 
403 if($this->iconfile=='inpie') $segment_angle = (($this->inpercent)/100) * 360;
404 if($this->iconfile=='outpie') $segment_angle = (($this->outpercent)/100) * 360;
405 
406 $rx = $this->iconscalew/2-1;
407 $ry = $this->iconscaleh/2-1;
408 
409 if($fill !== NULL && !$fill->is_none() )
410 {
411 imagefilledellipse($icon_im, $rx, $ry, $rx*2, $ry*2, $fill->gdallocate($icon_im) );
412 }
413 
414 if($ink !== NULL && !$ink->is_none())
415 {
416 // imagefilledarc ( resource $image , int $cx , int $cy , int $width , int $height , int $start , int $end , int $color , int $style )
417 imagefilledarc($icon_im, $rx, $ry, $rx*2,$ry*2, 0, $segment_angle, $ink->gdallocate($icon_im) , IMG_ARC_PIE);
418 }
419 
420 if($fill !== NULL && !$fill->is_none() )
421 {
422 imageellipse($icon_im, $rx, $ry, $rx*2, $ry*2, $fill->gdallocate($icon_im) );
423 }
424 
425 // warn('inpie AICON not implemented yet [WMWARN99]');
426 }
427 
428 // if($this->iconfile=='outpie') { warn('outpie AICON not implemented yet [WMWARN99]'); }
429 if($this->iconfile=='gauge') { warn('gauge AICON not implemented yet [WMWARN99]'); }
430 
431 }
432 else
433 {
434 $this->iconfile = $map->ProcessString($this->iconfile ,$this);
435 if (is_readable($this->iconfile))
436 {
437 imagealphablending($im, true);
438 // draw the supplied icon, instead of the labelled box
439 
440 $icon_im = imagecreatefromfile($this->iconfile);
441 # $icon_im = imagecreatefrompng($this->iconfile);
442 if(function_exists("imagefilter") && isset($colicon) && $this->get_hint("use_imagefilter")==1)
443 {
444 imagefilter($icon_im, IMG_FILTER_COLORIZE, $colicon->r, $colicon->g, $colicon->b);
445 }
446 else
447 {
448 if(isset($colicon))
449 {
450 // debug("Skipping unavailable imagefilter() call.\n");
451 imagecolorize($icon_im, $colicon->r, $colicon->g, $colicon->b);
452 }
453 }
454 
455 debug("If this is the last thing in your logs, you probably have a buggy GD library. Get > 2.0.33 or use PHP builtin.\n");
456 if ($icon_im)
457 {
458 $icon_w = imagesx($icon_im);
459 $icon_h = imagesy($icon_im);
460 
461 if(($this->iconscalew * $this->iconscaleh) > 0)
462 {
463 imagealphablending($icon_im, true);
464 
465 debug("SCALING ICON here\n");
466 if($icon_w > $icon_h)
467 {
468 $scalefactor = $icon_w/$this->iconscalew;
469 }
470 else
471 {
472 $scalefactor = $icon_h/$this->iconscaleh;
473 }
474 $new_width = $icon_w / $scalefactor;
475 $new_height = $icon_h / $scalefactor;
476 $scaled = imagecreatetruecolor($new_width, $new_height);
477 imagealphablending($scaled,false);
478 imagecopyresampled($scaled, $icon_im, 0, 0, 0, 0, $new_width, $new_height, $icon_w, $icon_h);
479 imagedestroy($icon_im);
480 $icon_im = $scaled;
481 
482 }
483 }
484 else { warn ("Couldn't open ICON: '" . $this->iconfile . "' - is it a PNG, JPEG or GIF? [WMWARN37]\n"); }
485 }
486 else
487 {
488 if($this->iconfile != 'none')
489 {
490 warn ("ICON '" . $this->iconfile . "' does not exist, or is not readable. Check path and permissions. [WMARN38]\n");
491 }
492 }
493 }
494 
495 if($icon_im)
496 {
497 $icon_w = imagesx($icon_im);
498 $icon_h = imagesy($icon_im);
499 
500 $icon_x1 = $this->x - $icon_w / 2;
501 $icon_y1 = $this->y - $icon_h / 2;
502 $icon_x2 = $this->x + $icon_w / 2;
503 $icon_y2 = $this->y + $icon_h / 2;
504 
505 $map->nodes[$this->name]->width = imagesx($icon_im);
506 $map->nodes[$this->name]->height = imagesy($icon_im);
507 
508 // $map->imap->addArea("Rectangle", "NODE:" . $this->name . ':0', '', array($icon_x1, $icon_y1, $icon_x2, $icon_y2));
509 $map->nodes[$this->name]->boundingboxes[] = array($icon_x1, $icon_y1, $icon_x2, $icon_y2);
510 }
511 
512 }
513 
514 
515 
516 // do any offset calculations
517 $dx=0;
518 $dy=0;
519 if ( ($this->labeloffset != '') && (($this->iconfile != '')) )
520 {
521 $this->labeloffsetx = 0;
522 $this->labeloffsety = 0;
523 
524 list($dx, $dy) = calc_offset($this->labeloffset,
525 ($icon_w + $boxwidth -1),
526 ($icon_h + $boxheight)
527 );
528 
529 #$this->labeloffsetx = $dx;
530 #$this->labeloffsety = $dy;
531 
532 }
533 
534 $label_x1 += ($this->labeloffsetx + $dx);
535 $label_x2 += ($this->labeloffsetx + $dx);
536 $label_y1 += ($this->labeloffsety + $dy);
537 $label_y2 += ($this->labeloffsety + $dy);
538 
539 if($this->label != '')
540 {
541 // $map->imap->addArea("Rectangle", "NODE:" . $this->name .':1', '', array($label_x1, $label_y1, $label_x2, $label_y2));
542 $map->nodes[$this->name]->boundingboxes[] = array($label_x1, $label_y1, $label_x2, $label_y2);
543 }
544 
545 // work out the bounding box of the whole thing
546 
547 $bbox_x1 = min($label_x1,$icon_x1);
548 $bbox_x2 = max($label_x2,$icon_x2)+1;
549 $bbox_y1 = min($label_y1,$icon_y1);
550 $bbox_y2 = max($label_y2,$icon_y2)+1;
551 
552 # imagerectangle($im,$bbox_x1,$bbox_y1,$bbox_x2,$bbox_y2,$map->selected);
553 # imagerectangle($im,$label_x1,$label_y1,$label_x2,$label_y2,$map->black);
554 # imagerectangle($im,$icon_x1,$icon_y1,$icon_x2,$icon_y2,$map->black);
555 
556 // create TWO imagemap entries - one for the label and one for the icon
557 // (so we can have close-spaced icons better)
558 
559 
560 $temp_width = $bbox_x2-$bbox_x1;
561 $temp_height = $bbox_y2-$bbox_y1;
562 // create an image of that size and draw into it
563 $node_im=imagecreatetruecolor($temp_width,$temp_height );
564 // ImageAlphaBlending($node_im, FALSE);
565 imageSaveAlpha($node_im, TRUE);
566 
567 $nothing=imagecolorallocatealpha($node_im,128,0,0,127);
568 imagefill($node_im, 0, 0, $nothing);
569 
570 #$col = $col->gdallocate($node_im);
571 
572 // imagefilledrectangle($node_im,0,0,$temp_width,$temp_height, $nothing);
573 
574 $label_x1 -= $bbox_x1;
575 $label_x2 -= $bbox_x1;
576 $label_y1 -= $bbox_y1;
577 $label_y2 -= $bbox_y1;
578 
579 $icon_x1 -= $bbox_x1;
580 $icon_x2 -= $bbox_x1;
581 $icon_y1 -= $bbox_y1;
582 $icon_y2 -= $bbox_y1;
583 
584 
585 // Draw the icon, if any
586 if(isset($icon_im))
587 {
588 imagecopy($node_im, $icon_im, $icon_x1, $icon_y1, 0, 0, imagesx($icon_im), imagesy($icon_im));
589 imagedestroy($icon_im);
590 }
591 
592 // Draw the label, if any
593 if ($this->label != '')
594 {
595 $txt_x -= $bbox_x1;
596 $txt_x += ($this->labeloffsetx + $dx);
597 $txt_y -= $bbox_y1;
598 $txt_y += ($this->labeloffsety + $dy);
599 
600 # print "FINAL TEXT at $txt_x , $txt_y\n";
601 
602 // if there's an icon, then you can choose to have no background
603 
604 if(! $col->is_none() )
605 {
606 imagefilledrectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $col->gdallocate($node_im));
607 }
608 
609 if ($this->selected)
610 {
611 imagerectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $map->selected);
612 // would be nice if it was thicker, too...
613 wimagerectangle($node_im, $label_x1 + 1, $label_y1 + 1, $label_x2 - 1, $label_y2 - 1, $map->selected);
614 }
615 else
616 {
617 $olcol = new Colour($this->labeloutlinecolour);
618 if ($olcol->is_real())
619 {
620 imagerectangle($node_im, $label_x1, $label_y1, $label_x2, $label_y2, $olcol->gdallocate($node_im));
621 }
622 }
623 #}
624 
625 $shcol = new Colour($this->labelfontshadowcolour);
626 if ($shcol->is_real())
627 {
628 $map->myimagestring($node_im, $this->labelfont, $txt_x + 1, $txt_y + 1, $this->proclabel, $shcol->gdallocate($node_im),$this->labelangle);
629 }
630 
631 $txcol = new Colour($this->labelfontcolour[0],$this->labelfontcolour[1],$this->labelfontcolour[2]);
632 #$col=myimagecolorallocate($node_im, $this->labelfontcolour[0], $this->labelfontcolour[1],
633 # $this->labelfontcolour[2]);
634 if($txcol->is_contrast())
635 {
636 if($col->is_real())
637 {
638 $txcol = $col->contrast();
639 }
640 else
641 {
642 warn("You can't make a contrast with 'none'. [WMWARN43]\n");
643 $txcol = new Colour(0,0,0);
644 }
645 }
646 $map->myimagestring($node_im, $this->labelfont, $txt_x, $txt_y, $this->proclabel, $txcol->gdallocate($node_im),$this->labelangle);
647 //$map->myimagestring($node_im, $this->labelfont, $txt_x, $txt_y, $this->proclabel, $txcol->gdallocate($node_im),90);
648 }
649 
650 # imagerectangle($node_im,$label_x1,$label_y1,$label_x2,$label_y2,$map->black);
651 # imagerectangle($node_im,$icon_x1,$icon_y1,$icon_x2,$icon_y2,$map->black);
652 
653 $map->nodes[$this->name]->centre_x = $this->x - $bbox_x1;
654 $map->nodes[$this->name]->centre_y = $this->y - $bbox_y1;
655 
656 if(1==0)
657 {
658 
659 imageellipse($node_im, $this->centre_x, $this->centre_y, 8, 8, $map->selected);
660 
661 foreach (array("N","S","E","W","NE","NW","SE","SW") as $corner)
662 {
663 list($dx, $dy)=calc_offset($corner, $this->width, $this->height);
664 imageellipse($node_im, $this->centre_x + $dx, $this->centre_y + $dy, 5, 5, $map->selected);
665 }
666 }
667 
668 # $this->image = $node_im;
669 $map->nodes[$this->name]->image = $node_im;
670 }
671 
672 function update_cache($cachedir,$mapname)
673 {
674 $cachename = $cachedir."/node_".md5($mapname."/".$this->name).".png";
675 // save this image to a cache, for the editor
676 imagepng($this->image,$cachename);
677 }
678 
679 // draw the node, using the pre_render() output
680 function NewDraw($im, &$map)
681 {
682 // take the offset we figured out earlier, and just blit
683 // the image on. Who says "blit" anymore?
684 
685 // it's possible that there is no image, so better check.
686 if(isset($this->image))
687 {
688 imagealphablending($im, true);
689 imagecopy ( $im, $this->image, $this->x - $this->centre_x, $this->y - $this->centre_y, 0, 0, imagesx($this->image), imagesy($this->image) );
690 }
691 
692 }
693 
694 // take the pre-rendered node and write it to a file so that
695 // the editor can get at it.
696 function WriteToCache()
697 {
698 }
699 
700 function Reset(&$newowner)
701 {
702 $this->owner=$newowner;
703 $template = $this->template;
704 
705 if($template == '') $template = "DEFAULT";
706 
707 debug("Resetting $this->name with $template\n");
708 
709 // the internal default-default gets it's values from inherit_fieldlist
710 // everything else comes from a node object - the template.
711 if($this->name==':: DEFAULT ::')
712 {
713 foreach (array_keys($this->inherit_fieldlist)as
714 $fld) { $this->$fld=$this->inherit_fieldlist[$fld]; }
715 }
716 else
717 {
718 $this->CopyFrom($this->owner->nodes[$template]);
719 }
720 $this->template = $template;
721 
722 // to stop the editor tanking, now that colours are decided earlier in ReadData
723 $this->colours[IN] = new Colour(192,192,192);
724 $this->colours[OUT] = new Colour(192,192,192);
725 
726 $this->id = $newowner->next_id++;
727 }
728 
729 function CopyFrom(&$source)
730 {
731 debug("Initialising NODE $this->name from $source->name\n");
732 assert('is_object($source)');
733 
734 foreach (array_keys($this->inherit_fieldlist)as $fld) {
735 if($fld != 'template') $this->$fld=$source->$fld;
736 }
737 }
738 
739 function WriteConfig()
740 {
741 $output='';
742 
743 # $output .= "# ID ".$this->id." - first seen in ".$this->defined_in."\n";
744 
745 // This allows the editor to wholesale-replace a single node's configuration
746 // at write-time - it should include the leading NODE xyz line (to allow for renaming)
747 if($this->config_override != '')
748 {
749 $output = $this->config_override."\n";
750 }
751 else
752 {
753 # $defdef = $this->owner->defaultnode;
754 $dd = $this->owner->nodes[$this->template];
755 
756 debug("Writing config for NODE $this->name against $this->template\n");
757 
758 # $field = 'zorder'; $keyword = 'ZORDER';
759 $basic_params = array(
760 # array('template','TEMPLATE',CONFIG_TYPE_LITERAL),
761 array('label','LABEL',CONFIG_TYPE_LITERAL),
762 array('zorder','ZORDER',CONFIG_TYPE_LITERAL),
763 array('labeloffset','LABELOFFSET',CONFIG_TYPE_LITERAL),
764 array('labelfont','LABELFONT',CONFIG_TYPE_LITERAL),
765 array('labelangle','LABELANGLE',CONFIG_TYPE_LITERAL),
766 array('overlibwidth','OVERLIBWIDTH',CONFIG_TYPE_LITERAL),
767 array('overlibheight','OVERLIBHEIGHT',CONFIG_TYPE_LITERAL),
768 
769 array('aiconoutlinecolour','AICONOUTLINECOLOR',CONFIG_TYPE_COLOR),
770 array('aiconfillcolour','AICONFILLCOLOR',CONFIG_TYPE_COLOR),
771 array('labeloutlinecolour','LABELOUTLINECOLOR',CONFIG_TYPE_COLOR),
772 array('labelfontshadowcolour','LABELFONTSHADOWCOLOR',CONFIG_TYPE_COLOR),
773 array('labelbgcolour','LABELBGCOLOR',CONFIG_TYPE_COLOR),
774 array('labelfontcolour','LABELFONTCOLOR',CONFIG_TYPE_COLOR)
775 );
776 
777 # TEMPLATE must come first. DEFAULT
778 if($this->template != 'DEFAULT' && $this->template != ':: DEFAULT ::')
779 {
780 $output.="\tTEMPLATE " . $this->template . "\n";
781 }
782 
783 foreach ($basic_params as $param)
784 {
785 $field = $param[0];
786 $keyword = $param[1];
787 
788 # $comparison=($this->name == 'DEFAULT' ? $this->inherit_fieldlist[$field] : $defdef->$field);
789 if ($this->$field != $dd->$field)
790 {
791 if($param[2] == CONFIG_TYPE_COLOR) $output.="\t$keyword " . render_colour($this->$field) . "\n";
792 if($param[2] == CONFIG_TYPE_LITERAL) $output.="\t$keyword " . $this->$field . "\n";
793 }
794 }
795 
796 // IN/OUT are the same, so we can use the simpler form here
797# print_r($this->infourl);
798 #$comparison=($this->name == 'DEFAULT'
799 #? $this->inherit_fieldlist['infourl'][IN] : $defdef->infourl[IN]);
800 if ($this->infourl[IN] != $dd->infourl[IN]) { $output.="\tINFOURL " . $this->infourl[IN] . "\n"; }
801 
802 #$comparison=($this->name == 'DEFAULT'
803 #? $this->inherit_fieldlist['overlibcaption'][IN] : $defdef->overlibcaption[IN]);
804 if ($this->overlibcaption[IN] != $dd->overlibcaption[IN]) { $output.="\tOVERLIBCAPTION " . $this->overlibcaption[IN] . "\n"; }
805 
806 // IN/OUT are the same, so we can use the simpler form here
807 # $comparison=($this->name == 'DEFAULT'
808 # ? $this->inherit_fieldlist['notestext'][IN] : $defdef->notestext[IN]);
809 if ($this->notestext[IN] != $dd->notestext[IN]) { $output.="\tNOTES " . $this->notestext[IN] . "\n"; }
810 
811 # $comparison=($this->name == 'DEFAULT'
812 # ? $this->inherit_fieldlist['overliburl'][IN] : $defdef->overliburl[IN]);
813 if ($this->overliburl[IN] != $dd->overliburl[IN]) { $output.="\tOVERLIBGRAPH " . join(" ",$this->overliburl[IN]) . "\n"; }
814 
815 $val = $this->iconscalew. " " . $this->iconscaleh. " " .$this->iconfile;
816 
817 $comparison = $dd->iconscalew. " " . $dd->iconscaleh . " " . $dd->iconfile;
818 
819 if ($val != $comparison) {
820 $output.="\tICON ";
821 if($this->iconscalew > 0) {
822 $output .= $this->iconscalew." ".$this->iconscaleh." ";
823 }
824 $output .= ($this->iconfile=='' ? 'none' : $this->iconfile) . "\n";
825 }
826 
827 # $comparison=($this->name == 'DEFAULT'
828 # ? $this->inherit_fieldlist['targets'] : $defdef->targets);
829 
830 if ($this->targets != $dd->targets)
831 {
832 $output.="\tTARGET";
833 
834 foreach ($this->targets as $target) {
835 if(strpos($target[4]," ") == FALSE)
836 {
837 $output.=" " . $target[4];
838 }
839 else
840 {
841 $output.=' "' . $target[4].'"';
842 }
843 }
844 
845 
846 $output.="\n";
847 }
848 
849 # $comparison = ($this->name == 'DEFAULT' ? $this->inherit_fieldlist['usescale'] : $defdef->usescale) . " " .
850 # ($this->name == 'DEFAULT' ? $this->inherit_fieldlist['scalevar'] : $defdef->scalevar);
851 $val = $this->usescale . " " . $this->scalevar;
852 $comparison = $dd->usescale . " " . $dd->scalevar;
853 
854 if ( ($val != $comparison) ) { $output.="\tUSESCALE " . $val . "\n"; }
855 
856# $comparison = ($this->name == 'DEFAULT'
857# ? $this->inherit_fieldlist['useiconscale'] : $defdef->useiconscale) . " " .
858# ($this->name == 'DEFAULT' ? $this->inherit_fieldlist['iconscalevar'] : $defdef->iconscalevar);
859 $val = $this->useiconscale . " " . $this->iconscalevar;
860 $comparison= $dd->useiconscale . " " . $dd->iconscalevar;
861 
862 if ( $val != $comparison) { $output.="\tUSEICONSCALE " .$val . "\n"; }
863 
864 #$comparison = ($this->name == 'DEFAULT'
865 #? $this->inherit_fieldlist['labeloffsetx'] : $defdef->labeloffsetx) . " " . ($this->name == 'DEFAULT'
866 # ? $this->inherit_fieldlist['labeloffsety'] : $defdef->labeloffsety);
867 $val = $this->labeloffsetx . " " . $this->labeloffsety;
868 $comparison = $dd->labeloffsetx . " " . $dd->labeloffsety;
869 
870 if ($comparison != $val ) { $output.="\tLABELOFFSET " . $val . "\n"; }
871 
872 #$comparison=($this->name == 'DEFAULT' ? $this->inherit_fieldlist['x'] : $defdef->x) . " " .
873 # ($this->name == 'DEFAULT' ? $this->inherit_fieldlist['y'] : $defdef->y);
874 $val = $this->x . " " . $this->y;
875 $comparison = $dd->x . " " . $dd->y;
876 
877 if ($val != $comparison)
878 {
879 if($this->relative_to == '')
880 { $output.="\tPOSITION " . $val . "\n"; }
881 else
882 {
883 if($this->polar)
884 {
885 $output .= "\tPOSITION ".$this->relative_to . " " . $this->original_x . "r" . $this->original_y . "\n";
886 }
887 else
888 {
889 $output.="\tPOSITION " . $this->relative_to . " " . $this->original_x . " " . $this->original_y . "\n";
890 }
891 }
892 }
893 
894 if (($this->max_bandwidth_in != $dd->max_bandwidth_in)
895 || ($this->max_bandwidth_out != $dd->max_bandwidth_out)
896 || ($this->name == 'DEFAULT'))
897 {
898 if ($this->max_bandwidth_in == $this->max_bandwidth_out)
899 { $output.="\tMAXVALUE " . $this->max_bandwidth_in_cfg . "\n"; }
900 else { $output
901 .="\tMAXVALUE " . $this->max_bandwidth_in_cfg . " " . $this->max_bandwidth_out_cfg . "\n"; }
902 }
903 
904 foreach ($this->hints as $hintname=>$hint)
905 {
906 // all hints for DEFAULT node are for writing
907 // only changed ones, or unique ones, otherwise
908 if(
909 ($this->name == 'DEFAULT')
910 ||
911 (isset($dd->hints[$hintname])
912 &&
913 $dd->hints[$hintname] != $hint)
914 ||
915 (!isset($dd->hints[$hintname]))
916 )
917 {
918 $output .= "\tSET $hintname $hint\n";
919 }
920 }
921 if ($output != '')
922 {
923 $output = "NODE " . $this->name . "\n$output\n";
924 }
925 }
926 return ($output);
927 }
928 
929 function asJS()
930 {
931 $js = '';
932 $js .= "Nodes[" . js_escape($this->name) . "] = {";
933 $js .= "x:" . (is_null($this->x)? "'null'" : $this->x) . ", ";
934 $js .= "y:" . (is_null($this->y)? "'null'" : $this->y) . ", ";
935 $js .= "\"id\":" . $this->id. ", ";
936 // $js.="y:" . $this->y . ", ";
937 $js.="ox:" . $this->original_x . ", ";
938 $js.="oy:" . $this->original_y . ", ";
939 $js.="relative_to:" . js_escape($this->relative_to) . ", ";
940 $js.="label:" . js_escape($this->label) . ", ";
941 $js.="name:" . js_escape($this->name) . ", ";
942 $js.="infourl:" . js_escape($this->infourl[IN]) . ", ";
943 $js.="overlibcaption:" . js_escape($this->overlibcaption[IN]) . ", ";
944 $js.="overliburl:" . js_escape(join(" ",$this->overliburl[IN])) . ", ";
945 $js.="overlibwidth:" . $this->overlibheight . ", ";
946 $js.="overlibheight:" . $this->overlibwidth . ", ";
947 if(preg_match("/^(none|nink|inpie|outpie|box|rbox|gauge|round)$/",$this->iconfile))
948 {
949 $js.="iconfile:" . js_escape("::".$this->iconfile);
950 }
951 else
952 {
953 $js.="iconfile:" . js_escape($this->iconfile);
954 }
955 
956 $js .= "};\n";
957 $js .= "NodeIDs[\"N" . $this->id . "\"] = ". js_escape($this->name) . ";\n";
958 return $js;
959 }
960 
961 function asJSON($complete=TRUE)
962 {
963 $js = '';
964 $js .= "" . js_escape($this->name) . ": {";
965 $js .= "\"id\":" . $this->id. ", ";
966 $js .= "\"x\":" . ($this->x - $this->centre_x). ", ";
967 $js .= "\"y\":" . ($this->y - $this->centre_y) . ", ";
968 $js .= "\"cx\":" . $this->centre_x. ", ";
969 $js .= "\"cy\":" . $this->centre_y . ", ";
970 $js .= "\"ox\":" . $this->original_x . ", ";
971 $js .= "\"oy\":" . $this->original_y . ", ";
972 $js .= "\"relative_to\":" . js_escape($this->relative_to) . ", ";
973 $js .= "\"name\":" . js_escape($this->name) . ", ";
974 if($complete)
975 {
976 $js .= "\"label\":" . js_escape($this->label) . ", ";
977 $js .= "\"infourl\":" . js_escape($this->infourl) . ", ";
978 $js .= "\"overliburl\":" . js_escape($this->overliburl) . ", ";
979 $js .= "\"overlibcaption\":" . js_escape($this->overlibcaption) . ", ";
980 
981 $js .= "\"overlibwidth\":" . $this->overlibheight . ", ";
982 $js .= "\"overlibheight\":" . $this->overlibwidth . ", ";
983 $js .= "\"iconfile\":" . js_escape($this->iconfile). ", ";
984 }
985 $js .= "\"iconcachefile\":" . js_escape($this->cachefile);
986 $js .= "},\n";
987 return $js;
988 }
989};
990 
991// vim:ts=4:sw=4:
992?>

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