-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathforce_viz.html
463 lines (390 loc) · 13.3 KB
/
force_viz.html
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
<!DOCTYPE html>
<html>
<head>
<meta charset='utf-8'>
<title>Visualization of County Commuting Networks</title>
<style>
.link{
fill:none;
stroke: #000;
stroke-opacity: 0.3;
}
.node{
stroke: #000000;
opacity: 0.7;
}
.node:hover{
opacity: 1;
}
text {
font: 10px sans-serif;
pointer-events: none;
text-shadow: 0 1px 0 #fff, 1px 0 0 #fff, 0 -1px 0 #fff, -1px 0 0 #fff;
}
.axis {
font: 10px sans-serif;
-webkit-user-select: none;
-moz-user-select: none;
user-select: none;
}
.axis .domain {
fill: none;
stroke: #000;
stroke-opacity: .3;
stroke-width: 10px;
stroke-linecap: round;
}
.axis .halo {
fill: none;
stroke: #ddd;
stroke-width: 8px;
stroke-linecap: round;
}
.slider .handle {
fill: #fff;
stroke: #000;
stroke-opacity: .5;
stroke-width: 1.25px;
cursor: crosshair;
}
.clickable {
cursor: pointer;
}
</style>
</head>
<script src="d3/d3.js"></script>
<div id="viz">
<form>
Gravity <input id="gravitySlider" type="range" onchange="updateForce(); changeGravity()" min ="0" max="1" step =".01" value="0.1" />
<input type="text" id="gravityInput" value="0.1" />
</form>
<form>
Attraction (Links) <input id="attractionSlider" type="range" onchange="updateForce(); highlightEdges()" min ="0" max="0.1" step ="0.005" value="0.05"/>
<input type="text" id="attractionInput" value="0.05" />
</form>
<form>
Charge (Nodes) <input id="repulsionSlider" type="range" onchange="updateForce(); highlightNodes()" min ="-300" max="0" step ="1" value="-200" />
<input type="text" id="repulsionInput" value="-200" />
</form>
<form>
Remove/Add Links <input id="linkSlider" type="range" onchange="updateLinks(); updateForce()"
min = "0" max="350" step="1" value="0" />
<input type="text" id="linksInput" value="0" />
<span id="linkIncrementD" class="clickable"> < </span> <span id="linkIncrementU" class="clickable"> > </span>
<select id="stateSelect">
<option value="Alabama">Alabama</option>
<option value="Arizona">Arizona</option>
<option value="Arkansas">Arkansas</option>
<option value="California">California</option>
<option value="Colorado">Colorado</option>
<option value="Connecticut">Connecticut</option>
<option value="Delaware">Delaware</option>
<option value="Florida">Florida</option>
<option value="Georgia">Georgia</option>
<option value="Idaho">Idaho</option>
<option value="Illinois">Illinois</option>
<option value="Indiana">Indiana</option>
<option value="Iowa">Iowa</option>
<option value="Kansas">Kansas</option>
<option value="Kentucky">Kentucky</option>
<option value="Louisiana">Louisiana</option>
<option value="Maine">Maine</option>
<option value="Maryland">Maryland</option>
<option value="Massachusetts">Massachusetts</option>
<option value="Michigan">Michigan</option>
<option value="Minnesota">Minnesota</option>
<option value="Mississippi">Mississippi</option>
<option value="Missouri">Missouri</option>
<option value="Montana">Montana</option>
<option value="Nebraska">Nevada</option>
<option value="New Hampshire">New Hampshire</option>
<option value="New Jersey">New Jersey</option>
<option value="New Mexico">New Mexico</option>
<option value="New York">New York</option>
<option value="North Carolina">North Carolina</option>
<option value="North Dakota">North Dakota</option>
<option value="Ohio">Ohio</option>
<option value="Oklahoma">Oklahoma</option>
<option value="Oregon">Oregon</option>
<option value="Pennsylvania">Pennsylvania</option>
<option value="Rhode Island">Rhode Island</option>
<option value="South Carolina">South Carolina</option>
<option value="South Dakota">South Dakota</option>
<option value="Tennessee">Tennessee</option>
<option value="Texas">Texas</option>
<option value="Utah">Utah</option>
<option value="Vermont">Vermont</option>
<option value="Virginia">Virginia</option>
<option value="Washington">Washington</option>
<option value="West Virginia">West Virginia</option>
<option value="Wisconsin">Wisconsin</option>
<option value="Wyoming">Wyoming</option>
</select>
<select id="avgOrSingle">
<option value="average">Average Linkage</option>
<option value="single">Single Linkage</option>
</select>
<script>
// Define frame height and width
var width = 1000,
height = 800,
margin = 100;
// Define color scheme
var color = d3.scale.category20();
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height);
var force = d3.layout.force()
.size([width,height]);
force.linkStrength(0.01);
// Define link, node variables "globally"
var links;
var path;
var nodes;
var link;
// The function that reads in the links data and renders the display
function dispData(stateName) {
// Reset the visualization
d3.select("svg")
.remove();
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height);
d3.csv("networkData/"+stateName+"_linkage.csv", function(data){
// Put csv data into variable 'links'
links = data;
var nodesByName = {};
// Create nodes for each unique source and target.
links.forEach(function(link) {
link.source = nodeByName(link.source, link.cluster, link.srcpop);
link.target = nodeByName(link.target, link.cluster, link.tarpop);
});
// Extract the array of nodes from the map by name.
nodes = d3.values(nodesByName);
// Make node cluster assignments unique to begin
for(var j = 0; j < nodes.length; j++){
nodes[j].cluster = j;
}
svg.append("svg:defs").selectAll("marker")
.data(["end"]) // Different link/path types can be defined here
.enter().append("svg:marker") // This section adds in the arrows
.attr("id", String)
.attr("viewBox", "0 -5 10 10")
.attr("refX", 15)
.attr("refY", -1.5)
.attr("orient", "auto")
.attr("markerWidth", function(d){return 6})
.attr("markerHeight", function(d){return 6})
.attr("opacity", 0.3)
.append("svg:link")
.attr("d", "M0,-5L10,0L0,5");
// Create the link lines.
link = svg.selectAll("link")
.data(links)
// Create the node circles.
var node = svg.selectAll("node")
.data(nodes)
node.enter().append("circle")
.attr("class","node")
.attr("r", function(d){return 0.012*Math.sqrt(d.pop)})
.attr("id", function(d){return d.name})
.style("fill", function(d){return color(d.cluster/2)})
.style("stroke-width", 0)
.call(force.drag);
node.exit().remove();
// Create the text labels
var text = svg.selectAll("text")
.data(nodes)
text.enter().append("text")
.attr("x", 8)
.attr("y",".31em")
.attr("id",function(d){return "text"+d.name})
.text(function(d) {return d.name;});
text.exit().remove();
// Start the force layout
force
.nodes(d3.values(nodes))
.links(links)
.on("tick",tick)
.linkDistance(function(d){
if(d.pct >0){
return 10/Math.log(500*(d.pct))
} else {
return 50
}
})
.start();
updateLinks();
updateForce();
function nodeByName(name, cluster, pop){
return nodesByName[name] || (nodesByName[name] = {name: name, cluster: cluster, pop:pop});
}
});
}
// Define function that updates the links
function updateLinks() {
var last_index = document.getElementById("linkSlider").value;
if(last_index > links.length){
last_index = links.length;
}
if(last_index == 0){
document.getElementById("linksInput").value = 1;
} else{
document.getElementById("linksInput").value = links[last_index-1].pct;
console.log(links.length);
console.log(last_index);
}
update(last_index);
}
// Update the entire force layout given input from linkSlider
var update = function(last) {
// Create the link lines.
svg = d3.select("svg");
curr_links = links.slice(0,last);
leftover_links = links.slice(last+1,links.length);
// Make node cluster assignments unique to begin
for(var j = 0; j < nodes.length; j++){
nodes[j].cluster = j;
}
link = svg.selectAll("path")
.data(curr_links);
link.enter().append("path")
.attr("class","link")
.attr("id",function(d){return d.source.name+d.target.name})
.attr("marker-end","url(#end)")
.attr("stroke-width",function(d) {
if(d.pct > 0){
return 1.5
} else {
return 0
}});
link.exit().remove();
// Update the coloring of the nodes to reflect cluster membership
clusters_list = []
curr_links.forEach(function(curr_link) {
var tarNode;
var sourceNode;
for(var i = 0; i < nodes.length; i++){
if(nodes[i].name == curr_link.target.name){
tarNode = nodes[i];
}
if(nodes[i].name == curr_link.source.name){
sourceNode = nodes[i];
}
}
clust_list = [];
for(var i = 0; i < nodes.length; i++){
if(nodes[i].cluster == sourceNode.cluster){
clust_list.push(i);
}
}
for(var i = 0; i < clust_list.length; i++){
nodes[clust_list[i]].cluster = tarNode.cluster
}
});
d3.selectAll("circle.node").transition().delay(300).duration(300).style("fill", function(d){return color(d.cluster/2)});
var text = svg.selectAll("text")
.data(nodes)
text.enter().append("text")
.attr("x", 8)
.attr("y",".31em")
.attr("id",function(d){return "text"+d.name})
.text(function(d) {return d.name;});
text.exit().remove();
force.links(links.slice(0,last))
.on("tick",tick)
.linkDistance(function(d){
if(d.pct >0){
return 10/Math.log(500*(d.pct))
} else {
return 50
}
})
.start();
}
function tick() {
link.attr("d", linkArc)
svg.selectAll(".node").attr("transform", transform)
svg.selectAll("text").attr("transform", transform)
}
function nodeByName(name, cluster, pop){
return nodesByName[name] || (nodesByName[name] = {name: name, cluster: cluster, pop:pop});
}
function transform(d) {
return "translate(" + d.x + "," + d.y + ")";
}
function linkArc(d) {
if(d.target == d.source){
}
var dx = d.target.x - d.source.x,
dy = d.target.y - d.source.y,
dr = Math.sqrt(dx * dx + dy * dy);
return "M" + d.source.x + "," + d.source.y + "A" + dr + "," + dr + " 0 0,1 " + (d.target.x+0.01*Math.sqrt(d.target.pop)) + "," + d.target.y;
}
function updateForce() {
force.stop();
var newGravity = document.getElementById('gravitySlider').value;
var newCharge = document.getElementById('repulsionSlider').value;
var newLStrength = document.getElementById('attractionSlider').value;
document.getElementById('gravityInput').value = newGravity;
document.getElementById('repulsionInput').value = newCharge;
document.getElementById('attractionInput').value = newLStrength;
force
.charge(newCharge)
.linkStrength(newLStrength)
.gravity(newGravity)
;
force.start();
}
function highlightNodes() {
d3.selectAll("circle.node").transition().duration(300).style("stroke-width", 5);
d3.selectAll("circle.node").transition().delay(300).duration(300).style("stroke-width", 0);
if (document.getElementById('nodeCheckbox').checked == true) {
document.getElementById("repulsionSlider").disabled=true;
d3.select("#definitionbox").html("Nodes exert a repulsion on other nodes based on their degree centrality.");
}
else {
document.getElementById("repulsionSlider").disabled=false;
d3.select("#definitionbox").html("Nodes exert a fixed value of repulsion set with the slider.");
}
}
function highlightEdges() {
d3.selectAll("line.link").transition().duration(300).style("stroke", "black");
d3.selectAll("line.link").transition().delay(300).duration(300).style("stroke", "#999999")
if (document.getElementById('edgeCheckbox').checked == true) {
document.getElementById("attractionSlider").disabled=true;
d3.select("#definitionbox").html("Nodes attract connected nodes based on the strength of the shared link.");
}
else {
document.getElementById("attractionSlider").disabled=false;
d3.select("#definitionbox").html("Nodes attract connected nodes based on the fixed value set on the slider.");
}
}
function changeGravity() {
d3.select("#definitionbox").html("Canvas gravity draws all nodes toward the center of the canvas, preventing them from flying out of view.");
}
dispData(d3.select("#stateSelect").node().value + "_" + d3.select("#avgOrSingle").node().value);
d3.select("#stateSelect")
.on("change", function(){
dispData(d3.select("#stateSelect").node().value + "_" + d3.select("#avgOrSingle").node().value);
})
d3.select("#linkIncrementD")
.on("click", function(){
var val = d3.select("#linkSlider").node().value;
d3.select("#linkSlider").node().value = parseInt(val) - 1;
console.log(d3.select("#linkSlider").node().value);
updateLinks();
})
d3.select("#linkIncrementU")
.on("click", function(){
var val = d3.select("#linkSlider").node().value;
d3.select("#linkSlider").node().value = parseInt(val) + 1;
console.log(d3.select("#linkSlider").node().value);
updateLinks();
})
d3.select("#avgOrSingle")
.on("change", function(){
dispData(d3.select("#stateSelect").node().value + "_" + d3.select("#avgOrSingle").node().value);
})
</script>
</html>