-
Notifications
You must be signed in to change notification settings - Fork 12
/
aigents-graph.js
1201 lines (1093 loc) · 42.6 KB
/
aigents-graph.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/*
Copyright 2018-2021 Anton Kolonin, Aigents®
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
//Aigents Core Graphs Library
//depends on
// /ui/aigents-al.js
// /ui/jquery-1.11.1.js
//New Graph API
var AigentsSVG = {
init : function(id,padding,radius) {
var svg = document.getElementById(id);
svg.graph_hashing_names = false; //don't obfuscate names to hashes by default
svg.padding = padding ? padding : 30;
svg.radius = radius ? radius : 30;
svg.full_width = $( '#'+id ).outerWidth();
svg.full_height = $( '#'+id ).outerHeight();
svg.label_font = 12;
svg.spread_directions = 3; //1 - horizontal only, 2 - vertical only, 3 - both
svg.background = '#FFFFFF';
this.id = id;
this.svg = svg;
return svg;
},
clear : function(svg){
//clear contents
while (svg.firstChild)
svg.removeChild(svg.firstChild);
//set background
if (svg.background){
var style = document.createElementNS("http://www.w3.org/2000/svg", "style");
style.innerHTML = "svg { background-color: "+svg.background+"; }";
svg.appendChild(style);
}
},
spread_loop : function (svg, nodes, edges, balance_percentage, spread_threshold, top_limit, oscillation_limit, callback) {
//create map of linkages
var connects = mapmap_init();
for (var i = 0 ; i < edges.length ; i++){
var e = edges[i];
//TODO: replace mapmap with mapset to eliminate the need to value 1
mapmap_put(connects,e.v1,e.v2,1);
mapmap_put(connects,e.v2,e.v1,1);
}
if (!top_limit || top_limit > 10000)
top_limit = 10000;
if (!spread_threshold || spread_threshold < 1)
return 0;
if (!oscillation_limit || oscillation_limit > 100)
oscillation_limit = 100;
var d = 0;
oscillation_count = 0;
for (var i = 0; i < top_limit && oscillation_count < oscillation_limit; i++){
var dd = this.spread(svg, nodes, edges, balance_percentage,connects);
if (callback)
callback(i,dd);
if (dd < spread_threshold)
return d;
if (d != 0 && dd > d)//going up not the very first time
oscillation_count++;
d = dd;
}
return d;
},
//balance_percentage is percentage of "optimal distance between the nodes"
spread : function (svg, nodes, edges, balance_percentage, connects) {
var width = svg.full_width - svg.padding * 2;
var height = svg.full_height - svg.padding * 2;
var nnodes = nodes.length;
var nedges = edges.length;
var increment = 20;
//compute optimal balance
var visible = 0;
for (var i = 0 ; i < nnodes ; i++)
if (!nodes[i].invisible)
visible++;
var sqrtnodes = Math.sqrt(visible);
var balance = ( width / sqrtnodes + height / sqrtnodes )/2;
if (!balance_percentage || balance_percentage < 0 || balance_percentage > 100)
balance_percentage = 100;
balance = balance * balance_percentage / 100;
function connected(v1,v2){
return mapmap_get(connects,v1,v2,null) || mapmap_get(connects,v1,v2,null);
}
// push nodes apart
for (var i = 0 ; i < nnodes ; i++){
var n1 = nodes[i];
if (n1.invisible)
continue;
n1.pull_dx = 0;
n1.pull_dy = 0;
n1.pull_cnt = 0;
n1.push_dx = 0;
n1.push_dy = 0;
n1.push_cnt = 0;
function push_node(n,vx,vy,factor){
if (!factor)
factor = 1;
if (vx==0 && vy==0){
vx=-1000+Math.random()*2000;
vy=-1000+Math.random()*2000;
}
var len = Math.sqrt( vx * vx + vy * vy ); // OOOOPTIMIIIIZE!!!!!!!!!
var k = balance / len;
n.push_dx += (vx / len) * increment * k * factor;
n.push_dy += (vy / len) * increment * k * factor;
n.push_cnt++;
}
for (var j = 0 ; j < nnodes ; j++){
if (i == j)
continue;
var n2 = nodes[j];
if (n2.invisible)
continue;
var factor = connected(n1,n2)? 1 : 0.5;//push connected nodes stronger, disconnected - weaker
push_node(n1,n1.point.x - n2.point.x,n1.point.y - n2.point.y);
}
//push from borders much stronger
push_node(n1, n1.point.x, 0, 2);
push_node(n1, n1.point.x - width,0, 2);
push_node(n1, 0, n1.point.y, 2);
push_node(n1, 0, n1.point.y - height, 2);
}
// pull nodes together
for (var i = 0 ; i < nedges ; i++){
var e = edges[i];
// current distance
var vx = e.v2.point.x - e.v1.point.x;
var vy = e.v2.point.y - e.v1.point.y;
var len = Math.sqrt(vx * vx + vy * vy);
len = (len == 0) ? .0001 : len;
var k = len / balance;
// reflect edge stretching
e.v2.pull_dx -= (vx / len) * increment * k;;
e.v2.pull_dy -= (vy / len) * increment * k;;
e.v1.pull_dx += (vx / len) * increment * k;;
e.v1.pull_dy += (vy / len) * increment * k;;
e.v2.pull_cnt++;
e.v1.pull_cnt++;
}
var maxdx=0;
var maxdy=0;
for (var i = 0 ; i < nnodes ; i++){
var n = nodes[i];
if (n.invisible)
continue;
n.push_dx/=n.push_cnt;
n.push_dy/=n.push_cnt;
n.pull_dx/=n.push_cnt;
n.pull_dy/=n.push_cnt;
var dx = n.push_dx + n.pull_dx;
var dy = n.push_dy + n.pull_dy;
var deltax = Math.max(-increment, Math.min(increment, dx));
var deltay = Math.max(-increment, Math.min(increment, dy));
if (Math.abs(deltax)>maxdx)
maxdx = Math.abs(deltax);
if (Math.abs(deltay)>maxdy)
maxdy = Math.abs(deltay);
if (Math.abs(dx)<0.1 && Math.abs(dy)<0.1)
{
dx = Math.random()*increment;
dy = Math.random()*increment;
}
if (svg.spread_directons == 1)
deltay = 0;
else if (svg.spread_directons == 2)
deltax = 0;
if (!n.fixed){
n.point.x += deltax;
n.point.y += deltay;
}
if (n.point.x < 0) {
n.point.x = 0;
} else if (n.point.x > width) {
n.point.x = width;
}
if (n.point.y < 0) {
n.point.y = 0;
} else if (n.point.y > height) {
n.point.y = height;
}
}
return Math.round((maxdx+maxdy)/2);
},
getSvgPoint : function(svg, xvalue, xbase, yvalue, ymin, ymax, dontmove){
if (xbase < 1){//hack to avoid divide overflow!
xvalue = 1;
xbase = 2;
}
if (ymin >= ymax){//hack to avoid divide overflow!
ymin = 0;
yvalue = 1;
ymax = 2;
}
var ybase = ymax - ymin;
var width = svg.full_width - svg.padding * 2;
var height = svg.full_height - svg.padding * 2;
var r = svg.radius * 2;
var width2 = width / 2 - r;
var xbase2 = xbase / 2;
x = !dontmove ? xvalue * width / xbase
: xvalue < xbase2 ? xvalue * width2 / xbase2
: width2 + r + r + (xvalue - xbase2) * width2 / xbase2;
var y = ((ymax - yvalue) * height / ybase);
return {x:x,y:y};
},
addSvgText : function(svg, name, xvalue, xbase, yvalue, ybase, text, font){
var point = this.getSvgPoint(svg, xvalue, xbase, yvalue, 0, ybase);
var text = document.createElementNS("http://www.w3.org/2000/svg", "text");
text.setAttribute("x",point.x);
text.setAttribute("y",point.y);
text.setAttribute("class","map-text-middle");
if (font)
text.setAttribute("font-size",font);
var textNode = document.createTextNode(name);
text.appendChild(textNode);
svg.appendChild(text);
},
addSvgTextXY : function(svg, name, x, y, font){
var text = document.createElementNS("http://www.w3.org/2000/svg", "text");
text.setAttribute("x",x);
text.setAttribute("y",y);
text.setAttribute("class","map-text-middle");
if (font)
text.setAttribute("font-size",font);
var textNode = document.createTextNode(name);
text.appendChild(textNode);
svg.appendChild(text);
},
addSvgTextToGroup : function(group, x, y, name, capital){
var text = document.createElementNS("http://www.w3.org/2000/svg", "text");
text.setAttribute("x",x);
text.setAttribute("y",y);
text.setAttribute("class","map-text-middle");
if (name.length > 8)
text.setAttribute("font-size",18 / (name.length / 8));
var textNode = document.createTextNode(!capital || name.match(/\d+/g) ? name : capitalize(name));
text.appendChild(textNode);
group.insertBefore(text, null);
},
addSvgTextToGroupSplit : function(svg,group, radius, name){
var space;
if (svg.graph_hashing_names)
name = ('' + name.hashCode()).replace('-','');
var len = name.length;
if (len > 8 && (space = name.indexOf(' ')) != -1 && space > 1){
var names = splitName2(name);
if (names.lenght == 1)
this.addSvgTextToGroup(group, radius, radius, name);
else {
var height = names.length == 2 ? 14 : 10;
for (var n = 0; n < names.length; n++)
this.addSvgTextToGroup(group, radius, radius - 7 + height * n, names[n]);
}
} else
if (len > 32){
len /= 2;
this.addSvgTextToGroup(group, radius, radius - 7, name.substring(0,len));
this.addSvgTextToGroup(group, radius, radius + 7, name.substring(len));
} else
this.addSvgTextToGroup(group, radius, radius, name);
},
addSvgGroup : function(svg, name, xvalue, xbase, yvalue, ymin, ymax, halo_width, dontmove, imageUrl, reloader){
var point = this.getSvgPoint(svg, xvalue, xbase, yvalue, ymin, ymax, dontmove);
var saturation = Math.floor((255*yvalue)/ymax);
return this.addSvgGroupPoint(svg, name, point, halo_width, saturation, 1, imageUrl, reloader);
},
addSvgGroupPoint : function(svg, name, point, halo_width, saturation, border, imageUrl, reloader, color, url){
var group = document.createElementNS("http://www.w3.org/2000/svg", "g");
group.setAttribute("transform","translate("+(point.x+svg.padding-svg.radius)+","+(point.y+svg.padding-svg.radius)+")");
if (reloader || svg.clicker){
group.setAttribute("cursor","pointer");
group.setAttribute("name",name);
$(group).click(function(){
if (svg.clicker){
svg.clicker(name);
} else {
map_loading(true);
console.log('opening '+name+'@'+reloader);
breadcrumbs_push(graph_network,graph_id);
reload(reloader, graph_id = name, function(){map_loading(false);});
}
});
}
var halo = document.createElementNS("http://www.w3.org/2000/svg", "circle");
halo.setAttribute("cx",svg.radius);
halo.setAttribute("cy",svg.radius);
halo.setAttribute("r",svg.radius+halo_width/2);
halo.setAttribute("stroke","lightblue");
halo.setAttribute("stroke-width", halo_width);
halo.setAttribute("stroke-opacity","0.75");
halo.setAttribute("fill","lightblue");
halo.setAttribute("fill-opacity","0.0");
group.insertBefore(halo, null);
var circle = document.createElementNS("http://www.w3.org/2000/svg", "circle");
circle.setAttribute("cx",svg.radius);
circle.setAttribute("cy",svg.radius);
circle.setAttribute("r",svg.radius);
circle.setAttribute("stroke","rgb(153, 102, 51)");
circle.setAttribute("stroke-width", border && border > 0 ? border <=5 ? border : 5 : 1);
//circle.setAttribute("fill","rgb(255, 255, "+(saturation*255/100)+")");
circle.setAttribute("fill", RGBtoFFFFFF(color ? color : '#FFFF00', saturation));
circle.setAttribute("fill-opacity", "0.75");
group.insertBefore(circle, null);
if (imageUrl){
var image = document.createElementNS("http://www.w3.org/2000/svg", "image");
var size = 3 * svg.radius / 5;
var halfsize = size / 2;
//https://stackoverflow.com/questions/27245673/svg-image-element-not-displaying-in-safari
if (isSafari())
image.setAttributeNS('http://www.w3.org/1999/xlink', 'href', imageUrl);
else
image.setAttribute("href",imageUrl);
image.setAttribute("x",svg.radius - halfsize);
image.setAttribute("y",svg.radius + halfsize);
image.setAttribute("width",size);
image.setAttribute("height",size);
group.insertBefore(image, null);
}
if (!url)
this.addSvgTextToGroupSplit(svg,group,svg.radius,name);
else {
var a = document.createElementNS("http://www.w3.org/2000/svg", "a");
if (isSafari())
a.setAttributeNS('http://www.w3.org/1999/xlink', 'href', url);
else
a.setAttribute("href",url);
a.setAttribute("target","_blank");//TODO Safari?
this.addSvgTextToGroupSplit(svg,a,svg.radius,name)
group.appendChild(a);
}
if (svg.tooltips){
var title = document.createElementNS("http://www.w3.org/2000/svg", "title");
title.innerHTML = name;
group.appendChild(title);
}
svg.appendChild(group);
if (svg.menu){
group.id = name;
$(group).contextmenu(svg.menu);
$(group).on("taphold",svg.menu);
}
return point;
},
addSvgArrow : function(svg, x1, y1, x2, y2, c, w){
var poly = document.createElementNS("http://www.w3.org/2000/svg", "polygon");
var width = w * 4;
var angle = 0;
var dx = x1-x2;
var dy = y1-y2;
if (dx == 0)
angle = dy > 0 ? Math.PI/2 : -Math.PI/2;
else {
angle= Math.atan(dy/dx);
if (dx < 0)
angle += Math.PI;
}
var a = angle;
//TODO: properly
//actual end of line
//var x2 = x2 + (svg.radius * Math.cos(a));
//var y2 = y2 + (svg.radius * Math.sin(a));
//var ad = Math.PI/8;
var ad = Math.PI/6;
var al = a + ad;
var ar = a - ad;
var xl = x2 + (width * Math.cos(al));
var yl = y2 + (width * Math.sin(al));
var xr = x2 + (width * Math.cos(ar));
var yr = y2 + (width * Math.sin(ar));
var points = ""+x2+","+y2+" "+xl+","+yl+" "+xr+","+yr;
//actual end of the line
var x2 = (xr + xl) / 2;
var y2 = (yr + yl) / 2;
//actual start of the line
a1 = a - Math.PI;
//var x1 = x1 + (svg.radius * Math.cos(a1));
//var y1 = y1 + (svg.radius * Math.sin(a1));
poly.setAttribute("points",points);
poly.setAttribute("fill",c);
svg.appendChild(poly);
var line = document.createElementNS("http://www.w3.org/2000/svg", "line");
line.setAttribute("x1",x1);
line.setAttribute("y1",y1);
line.setAttribute("x2",x2);
line.setAttribute("y2",y2);
line.setAttribute("style","stroke:"+c+";stroke-width:"+w);
svg.appendChild(line);
},
addSvgArrows : function(svg, x1, y1, x2, y2, l1, l2, w1, w2, c, label){
if (x1 == x2 && y1 == y2)
return;
//TODO: test
var angle = 0;
var dx = x1-x2;
var dy = y1-y2;
if (dx == 0)
angle = dy > 0 ? Math.PI/2 : -Math.PI/2;
else {
angle= Math.atan(dy/dx);
if (dx < 0)
angle += Math.PI;
}
x1 = x1 + (svg.radius * Math.cos(angle - Math.PI));
y1 = y1 + (svg.radius * Math.sin(angle - Math.PI));
x2 = x2 + (svg.radius * Math.cos(angle));
y2 = y2 + (svg.radius * Math.sin(angle));
var l = l1 + l2;
var x0 = x1 + (x2 - x1) * l1 / l;
var y0 = y1 + (y2 - y1) * l1 / l;
if (c)
c1 = c2 = c;
else
if (l1 == l2)
c1 = c2 = "#0000c0";
else
if (l1 < l2){
c1 = "#000080";
c2 = "#0000ff";
} else {
c1 = "#0000ff";
c2 = "#000080";
}
if (l1 > 0)
this.addSvgArrow(svg, x1, y1, x0, y0, c1, w1);
if (l2 > 0)
this.addSvgArrow(svg, x2, y2, x0, y0, c2, w2);
if (label)
this.addSvgTextXY(svg, label, (x1+x2)/2, (y1+y2)/2, svg.label_font);
},
getTextNodeWidth : function(textNode) {
var height = 0;
if (document.createRange) {
var range = document.createRange();
range.selectNodeContents(textNode);
if (range.getBoundingClientRect) {
var rect = range.getBoundingClientRect();
if (rect) {
height = rect.right - rect.left;
}
}
}
return height;
},
layout : function(svg, spread_threshold, spread_balance){
//spread nodes
if (spread_threshold) for (var i = 0; i < svg.vertices.length; i++)
//TODO: 1000 (like was before but less precise) or 2000 (like used in category tree but slow)
AigentsSVG.spread_loop(svg, svg.vertices[i], svg.edges, spread_balance, spread_threshold, 1000, 10,
function (iteration,delta){
//TODO incremental rendering animation?
//console.log('iteration='+iteration+' delta='+delta);
});
},
render : function(svg, props, colors, image){
//init
AigentsSVG.clear(svg);
//draw edges
for (var i = 0; i < svg.edges.length; i++){
var e = svg.edges[i];
if (e.skip)
continue;
AigentsSVG.addSvgArrows(svg, svg.padding + e.v1.point.x, svg.padding + e.v1.point.y, svg.padding + e.v2.point.x, svg.padding + e.v2.point.y, e.strength, e.reverse ? e.reverse.strength : 0, e.strength, e.reverse ? e.reverse.strength : 0, e.color, e.label);
}
//draw nodes
for (var i = 0; i < svg.vertices.length; i++){
for (var j = 0; j < svg.vertices[i].length; j++){
var node = svg.vertices[i][j];
if (!node.invisible){
var node_prop = props && props[node.name] ? props[node.name] : null;
var node_image = node_prop && node_prop.image ? node_prop.image : image;
var node_url = node_prop && node_prop.url ? node_prop.url : null;
var node_color = node_prop && colors ? colors[node_prop.is] : null;
var node_label = node.label != undefined ? node.label : node.name;
AigentsSVG.addSvgGroupPoint(svg, node_label, node.point, node.rank/5, 100-node.rank,
2, //TODO: border!?
node_image,
null, //TODO: clicker
node_color,
node_url);
}
}
}
}
}//AigentsSVG
//// Node order computations ////
var GraphOrder = {
//Treat all links symmetric, one-hop, regardless of type, with optional account of weight
symmetric : function(links,weighted/*,linktypes,iterations*/){
var orders = {};
for (var i = 0; i < links.length; i++){
var link = links[i];
var weight = weighted && link[2] ? parseFloat(link[2]) : 1;
counter_add(orders,link[0],weight);
counter_add(orders,link[1],weight);
}
return orders;
},
//Treat all links directed, given number of hops, regardless of type, with optional account of weight
directed : function(links,weighted,linktypes,iterations){
var log = true;
//ensure link belongs to one of allowed types, if provided
function acceptable(link){
return !linktypes || link.length < 4 || linktypes[link[3]];
}
//assign defalt order to every node
function build_graph_orders_default(orders,links,defval){
for (var i = 0; i < links.length; i++){//just count, don't add
var link = links[i];
counter_put(orders,link[0],defval);
counter_put(orders,link[1],defval);
}
}
if (!iterations || iterations == 0)
iterations = 1000;//safety hack
var orders = {};
build_graph_orders_default(orders,links,1);//let every node be ranked with 1 at start
counter_normalize(orders,log);
for (var pass = 0; pass < iterations; pass++){//sanity check limit
//iterate all links and make every node i rated by node j according to rank of j and weight of rating j made to i
var new_orders = {};
build_graph_orders_default(new_orders,links,1);
for (var i = 0; i < links.length; i++){
var link = links[i];
if (!acceptable(link))
continue;
var weight = weighted && link[2] ? parseFloat(link[2]) : 1;
counter_add(new_orders, link[1], orders[link[0]] * weight);//left-to-right
}
counter_extend(new_orders,orders);//add low-rank orphans
counter_normalize(new_orders,log);
//if distribution of ranks is not changed since previous iteration, stop
var stddev = counter_stddev(orders,new_orders);
if (stddev < 0.001)
break;
orders = new_orders;
}
return orders;
}
}//GraphOrder
//// Custom graph creation helpers ////
var GraphCustom = {
// Builds graph from text file with format: <from> <type> <to> [<strength>]
build_links : function(data,props){
var lines = data.split("\n");
var links = [];
if (AL.empty(lines))
return null;
for (var l = 0; l < lines.length; l++){
var line = lines[l].trim();
if (AL.empty(line))
continue;
//var terms = line.split(' ');
var terms = parse(line);//read phrase
if (terms.length < 3)
continue;
if (props && this.mapmap_read_terms(props,terms))//try to parse special properties
continue;
var from = terms[0];
var type = terms[1];
var to = terms[2];
var strength = terms.length > 3 ? parseFloat(terms[3]) : 1.0;
links.push([from,to,strength,type]);
}
return links;
},
// Builds graph from text, performs ordering per ordering congiguration and attaches graph configuration
build_graph : function(text,ordering,config){
//load links and populate nodes
var nodes = mapmap_init();
var links = this.build_links(text,nodes);
//merge redundant links, TODO: if needed!?
links = this.merge_links(links);
//compute rankings
var orders = ordering ? GraphOrder.directed(links,ordering.weighted,ordering.linktypes,ordering.iterations) : null;
return {nodes:nodes,links:links,orders:orders,config:config};
},
// Megres link strengths in tuples [from,to,strength,type] if from/to/type are the same
merge_links : function(links){
var merged = {};
for (var l = 0; l < links.length; l++){
var link = links[l];
counter_add(merged,link[0]+'\t'+link[1]+'\t'+link[3],link[2]);//merge strength on from+to+type
}
var merged_links = [];//rewrite
for (var key in merged) if (merged.hasOwnProperty(key)) {
var terms = key.split('\t');
merged_links.push([terms[0],terms[1],merged[key],terms[2]]);
}
return merged_links;
},
//TODO: have term-reader configurable by list of types
mapmap_read_terms : function(mapmap,terms){
var type = terms[1].toLowerCase();
if (type == 'url' || type == 'image' || type == 'is' || type == 'label'){
mapmap_put(mapmap,terms[0],type,terms[2]);
return true;
}
}
}
//Aigents Graph UI interface
var GraphUI = {
//requests data via POST or GET
ajax_request_uri_method : function (uri,callback,silent,method,data) {
$.ajax({
type: method,
data: data,
cache: false,
crossDomain : true,
url: uri,
dataType : 'text',
xhrFields: { withCredentials: true },
success: function(data, textStatus, jqXHR) {
if (callback)
callback(data);
},
error: function(jqXHR, textStatus, errorThrown) {
console.log(textStatus+": "+(errorThrown ? errorThrown : "possibly no connection")+".");
},
beforeSend: function(xhr){
xhr.withCredentials = true;
}
});
},
//request graph launch in designated inline element with respective widgets container
request_graph : function(graph_id,widgets_id,setup){
var svg = AigentsSVG.init(graph_id);
if (setup.graph){
var graph = setup.graph;
GraphUI.launch_graph(svg,widgets_id,graph.links,graph.nodes,graph.orders,graph.config);
} else
if (setup.path && setup.builder) {
GraphUI.ajax_request_uri_method(setup.path,function(text){
var graph = setup.builder(text);
GraphUI.launch_graph(svg,widgets_id,graph.links,graph.nodes,graph.orders,graph.config);
},true,'GET',"");
} else if (setup.text && setup.builder) {
var graph = setup.builder(setup.text);
GraphUI.launch_graph(svg,widgets_id,graph.links,graph.nodes,graph.orders,graph.config);
}
},
graph_popup_setup : function () {
var widgets = $("#graph_popup_widgets");
return {
slicing : widgets.children('#custom_slicing').val(),
node_radius : widgets.children('#custom_node_radius').val(),
layout_threshold : widgets.children('#custom_layout_threshold').val(),
layout_directions : widgets.children('#custom_layout_directions').val(),
layout_balance : widgets.children('#custom_layout_balance').val(),
filter_range : widgets.children('#custom_filter_range').val()
};
},
//request graph launch in popup window
request_graph_popup : function(title,graph_id,setup){
var height = $( window ).height() - 30;
var width = $( window ).width() - 30;
var dialog = $( '#graph_dialog' ).dialog({
height: height, width: width,
top: 15, left: 15,
autoOpen: false, modal: true
});
dialog.dialog('option', 'title', !AL.empty(title) ? title : "Aigents Graphs Demo");
dialog.dialog( "open" );
dialog.html("Loading...");
dialog.html("<div style=\"width:100%;height:100%;\"><div id=\"graph_popup_widgets\" style=\"z-index:10;float:left;display:inline-block;position:relative;margin:0;padding:3;opacity:0.7;background:gray;\"></div><svg id=\""+graph_id+"\" style=\"position:absolute;top:0;left:0;height:100%;width:100%;\"></svg></div>");
var widgets = $("#graph_popup_widgets");
var template = $("#graph_inline_widgets");
if (template.length > 0){
widgets.html( $( "#graph_inline_widgets" ).html() );
widgets.css('border-radius', '5px');
widgets.draggable();
if (setup){
widgets.children('#custom_slicing').val(setup.slicing != null ? setup.slicing : template.children('#custom_slicing').val());
widgets.children('#custom_node_radius').val(setup.node_radius ? setup.node_radius : template.children('#custom_node_radius').val());
widgets.children('#custom_layout_threshold').val(setup.layout_threshold != null ? setup.layout_threshold : template.children('#custom_layout_threshold').val());
widgets.children('#custom_layout_directions').val(setup.layout_directions ? setup.layout_directions : template.children('#custom_layout_directions').val());
widgets.children('#custom_layout_balance').val(setup.layout_balance ? setup.layout_balance : template.children('#custom_layout_balance').val());
widgets.children('#custom_filter_range').val(setup.filter_range ? setup.filter_range : template.children('#custom_filter_range').val());
}
} else
widgets.hide();
this.request_graph(graph_id,'graph_popup_widgets',setup);
},
//request graph launch in pre-created inline element, generate elements for graph and widgets optionally
request_graph_inline : function(graph_id,setup,custom_widgets_id,custom_parent){
var view = null;
if (custom_widgets_id)
view = this.create_graph_inline_widgets(custom_widgets_id,graph_id,custom_parent);//override widgets id and create widgets manually
else
custom_widgets_id = 'graph_inline_widgets';//use default widgets id (used for popup template as well)
var widgets = $("#"+custom_widgets_id);
if (widgets.children().length > 0 && setup){
if (setup.slicing) widgets.children('#custom_slicing').val(setup.slicing).change();
if (setup.node_radius) widgets.children('#custom_node_radius').val(setup.node_radius).change();
if (setup.layout_threshold) widgets.children('#custom_layout_threshold').val(setup.layout_threshold).change();
if (setup.layout_directions) widgets.children('#custom_layout_directions').val(setup.layout_directions).change();
if (setup.layout_balance) widgets.children('#custom_layout_balance').val(setup.layout_balance).change();
if (setup.filter_range) widgets.children('#custom_filter_range').val(setup.filter_range).change();
}
this.request_graph(graph_id,custom_widgets_id,setup);
},
//get property sheets for node and link types
get_types : function(links,props){
if (AL.empty(links))
return;
var types = {nodes:{},links:{}};
function count_node_type(node){
var prop = props ? props[node] : null;
var type = prop && prop.is ? prop.is : '';
types.nodes[type] = true;
}
for (var l = 0; l < links.length; l++){
var link = links[l];
//from,to,strength,type
count_node_type(link[0]);
count_node_type(link[1]);
types.links[link[3]] = true;
}
return types;
},
//convert property sheet of enabled types to widgets-contained checkboxes
map_to_filter : function(widgets,cls,label,map,handler){
function map_to_checkboxes(cls,label,map){
var keys = Object.keys(map);
if (keys.length > 1){
var c = label ? label : '';
keys.sort();
for (var i = 0; i < keys.length; i++){
var name = keys[i];
//c += ('<input class=\"'+cls+'\" type=\"checkbox\" name=\"'+name+'\" checked>'+(name == '' ? 'untyped' : name)+'</input>');
c += ('<input class=\"'+cls+'\" type=\"checkbox\" name=\"'+name+'\" checked>'+(name == '' ? '?' : name)+'</input>');
}
c += ' ';
return c;
}
return null;
}
var e = widgets.children('#'+cls);
if (e){
e.empty();
var checkboxes = map_to_checkboxes(cls,label,map);
if (!AL.empty(checkboxes)){
e.html(checkboxes);
widgets.children('#'+cls).children('.'+cls).on("change",function() {
handler(this.name,this.checked);
});
e.show();
} else
e.hide();
}
},
//convert widgets-contained checkboxes to property sheet of enabled types
filter_to_map : function(widgets,cls,map){
widgets.children('#'+cls).children('.'+cls).each(function (index){ map[this.name] = this.checked; });
},
//launch graph operations under designated svg element
launch_graph : function(svg,widgets_id,links,props,orders,config){
var widgets = $('#'+widgets_id);
//setup node and link filters
var types = this.get_types(links, props);
if (types){
GraphUI.map_to_filter(widgets,'node_types','Nodes:',types.nodes,function (name,checked){
GraphUI.filter_to_map(widgets,'node_types',types.nodes);
draw();
});
GraphUI.map_to_filter(widgets,'link_types','Links:',types.links,function (name,checked){
GraphUI.filter_to_map(widgets,'link_types',types.links);
draw();
});
}
//setup menu
if (config && config.menu) {
svg.menu = config.menu;
$(svg).contextmenu(config.menu);
$(svg).on("taphold",config.menu);
}
//setup renderer
if (config && config.background)
svg.background = config.background;
svg.tooltips = true;
svg.clicker = function (name){
widgets.children('#custom_node_filter').val(name);
draw();
};
function draw(){
svg.spread_directons = parseInt(widgets.children('#custom_layout_directions').val());
svg.slicing = parseInt(widgets.children('#custom_slicing').val());
svg.labeled_links = config ? config.labeled_links : false;
GraphUI.draw_graph(svg,orders,links,widgets.children('#custom_layout_threshold').val(),
parseInt(widgets.children('#custom_layout_balance').val()),
widgets.children('#custom_node_filter').val(),
config ? config.colors : null,
parseInt(widgets.children('#custom_node_radius').val()),
config.image ? config.image : null,//default image
props,
//svg.slicing != 0 && config ? config.slicing : null,
svg.slicing == 0 ? null : config && config.slicing ? config.slicing : {},
types,
widgets.children('#custom_filter_range').val());
}
widgets.children('#custom_node_filter').on("search",function() { draw(); });
widgets.children('.graph_changer').on("change",function() { draw(); });
//render initially
draw();
},
// draw graph made of links with optional order of nodes and bunch of currently set parameters
draw_graph : function(svg,orders,links,spread_threshold,spread_balance,filter,colors,radius,image,props,slices,types,range){
//initialize
if (radius && radius > 0)
svg.padding = svg.radius = radius;
if (range < 1)
range = 1;
var regex = filter ? new RegExp(filter,'i') : null;
//create slices
svg.nodes = {};//all nodes
svg.types = {};//all types
svg.vertices = [];//type-specific slices of sorted nodes
svg.ranges = [];//type-specific ranges of sorted nodes
if (svg.slicing && svg.slicing > 0 && !AL.empty(slices))//initialize order of slices
for (var i = 0; i < slices.length; i++)
get_sorted(slices[i]);
function get_sorted(type){
if (!type)
type = '';
var sorted = svg.types[type];
if (!sorted){
sorted = [];
svg.types[type] = sorted;
svg.vertices.push(sorted);
svg.ranges.push(range_init());
}
return sorted;
}
//TODO: keep props in actual nodes
function get_type(node,props){
var prop = props ? props[node.name] : null;
return prop && prop.is ? prop.is : '';
}
//create nodes
var rank = range_init();
var ranked = false;
var order = 0;
for (var p in orders){
if (orders.hasOwnProperty(p)) {
var r = orders[p];
var node = {name:p,rank:r,order:order++};
//TODO: remember node prop object in the node itself
if (props){
var prop = props[p];
if (prop) {
if (prop.key)
node.key = prop.key;
if (prop.label != undefined)
node.label = prop.label;
}
}
//TODO: eliminate get_type for better performance wih code above
var type = get_type(node,props);
//TODO: remember type calculation in the node property?
if (filter){
var text = node.label != undefined ? node.label : node.name;
//if (text.indexOf(filter) != -1)//found (case-sensitive)
if (text.search(regex) != -1)//found (case-insensitive)
node.found = true;
else
node.invisible = true;//hide if not found
} else
if (types && types.nodes && !types.nodes[type])//if types filter is set, make nodes invisible by type
node.invisible = true;
get_sorted(!slices ? '' : type).push(node);
svg.nodes[p] = node;
range_update(rank,r);
}
}
//weight links
var s = range_init();
for (var i = 0; i < links.length; i++){
var link = links[i];
range_update(s,link[2]);
}
if (filter) {
for (var r = 1; r <= range; r++){
var visibles = new Set();
for (var i = 0; i < links.length; i++){
var link = links[i];
var v1 = svg.nodes[link[0]];
var v2 = svg.nodes[link[1]];
if (v1 && v2){
if (types && types.links && !types.links[link[3]])
continue;//skip edge by type
if (filter){//if filter is set
//enable both if both are found or one is found and another is not made invisible by type
if ((v1.found && v2.found)
||(!v1.invisible && !(types && types.nodes && !types.nodes[get_type(v2,props)]))
||(!v2.invisible && !(types && types.nodes && !types.nodes[get_type(v1,props)]))){
//v1.invisible = v2.invisible = false;
visibles.add(v1);
visibles.add(v2);
}
}