Freifunk-Troisdorf/meshviewer
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[TASK] Use helper for duplicate position clients

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This commit is contained in:
Xaver Maierhofer 2017-02-09 09:29:01 +01:00 committed by Geno
parent d2090225c5
commit 56a6617b7e
3 changed files with 27 additions and 45 deletions
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26
lib/forcegraph.js
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@ -396,31 +396,9 @@ define(['d3', 'helper'], function (d3, helper) {
ctx.save();
ctx.beginPath();
if (scale > 0.9) {
nodes.filter(visibleNodes).forEach(function (d) {
var clients = d.o.node.statistics.clients;
if (clients === 0) {
return;
}
var startDistance = 16;
var radius = 3;
var a = 1.2;
var startAngle = Math.PI;
for (var orbit = 0, i = 0; i < clients; orbit++) {
var di = startDistance + orbit * 2 * radius * a;
var n = Math.floor((Math.PI * di) / (a * radius));
var delta = clients - i;
for (var j = 0; j < Math.min(delta, n); i++, j++) {
var angle = 2 * Math.PI / n * j;
var x = d.x + di * Math.cos(angle + startAngle);
var y = d.y + di * Math.sin(angle + startAngle);
ctx.moveTo(x, y);
ctx.arc(x, y, radius, 0, 2 * Math.PI);
}
}
nodes.filter(visibleNodes).forEach(function (d) {
helper.positionClients(ctx, d, Math.PI, d.o.node.statistics.clients, startDistance);
});
}
ctx.fillStyle = clientColor;

23
lib/map/clientlayer.js
View File

@ -32,36 +32,17 @@ define(['leaflet', 'helper'],
var ctx = canvas.getContext('2d');
var radius = 3;
var a = 1.2;
var startDistance = 12;
ctx.beginPath();
nodes.forEach(function (d) {
var p = map.project([d.node.nodeinfo.location.latitude, d.node.nodeinfo.location.longitude]);
var clients = d.node.statistics.clients;
if (clients === 0) {
return;
}
p.x -= s.x;
p.y -= s.y;
for (var orbit = 0, i = 0; i < clients; orbit++) {
var distance = startDistance + orbit * 2 * radius * a;
var n = Math.floor((Math.PI * distance) / (a * radius));
var delta = clients - i;
for (var j = 0; j < Math.min(delta, n); i++, j++) {
var angle = 2 * Math.PI / n * j;
var x = p.x + distance * Math.cos(angle + d.startAngle);
var y = p.y + distance * Math.sin(angle + d.startAngle);
ctx.moveTo(x, y);
ctx.arc(x, y, radius, 0, 2 * Math.PI);
}
}
helper.positionClients(ctx, p, d.startAngle, d.node.statistics.clients, startDistance);
});
ctx.fillStyle = 'rgba(220, 0, 103, 0.7)';

23
lib/utils/helper.js
View File

@ -195,5 +195,28 @@ define({
var br = map.unproject([s.x + margin + tileSize, s.y + margin + tileSize]);
return { minX: br.lat, minY: tl.lng, maxX: tl.lat, maxY: br.lng };
},
positionClients: function positionClients(ctx, p, startAngle, clients, startDistance) {
if (clients === 0) {
return;
}
var radius = 3;
var a = 1.2;
for (var orbit = 0, i = 0; i < clients; orbit++) {
var distance = startDistance + orbit * 2 * radius * a;
var n = Math.floor((Math.PI * distance) / (a * radius));
var delta = clients - i;
for (var j = 0; j < Math.min(delta, n); i++, j++) {
var angle = 2 * Math.PI / n * j;
var x = p.x + distance * Math.cos(angle + startAngle);
var y = p.y + distance * Math.sin(angle + startAngle);
ctx.moveTo(x, y);
ctx.arc(x, y, radius, 0, 2 * Math.PI);
}
}
}
});