Network Diagrams
Edge Bundling
using Vega, VegaDatasets
@vgplot(
height=720,
padding=5,
marks=[
{
encode={
update={
align={
signal="datum.leftside ? 'right' : 'left'"
},
fontWeight=[
{
test="indata('selected', 'source', datum.id)",
value="bold"
},
{
test="indata('selected', 'target', datum.id)",
value="bold"
},
{
value=nothing
}
],
x={
field="x"
},
dx={
signal="textOffset * (datum.leftside ? -1 : 1)"
},
fontSize={
signal="textSize"
},
angle={
signal="datum.leftside ? datum.angle - 180 : datum.angle"
},
fill=[
{
test="datum.id === active",
value="black"
},
{
test="indata('selected', 'source', datum.id)",
signal="colorIn"
},
{
test="indata('selected', 'target', datum.id)",
signal="colorOut"
},
{
value="black"
}
],
y={
field="y"
}
},
enter={
text={
field="name"
},
baseline={
value="middle"
}
}
},
from={
data="leaves"
},
type="text"
},
{
marks=[
{
encode={
update={
tension={
signal="tension"
},
stroke=[
{
test="parent.source === active",
signal="colorOut"
},
{
test="parent.target === active",
signal="colorIn"
},
{
value="steelblue"
}
],
x={
field="x"
},
strokeOpacity=[
{
test="parent.source === active || parent.target === active",
value=1
},
{
value=0.2
}
],
y={
field="y"
}
},
enter={
interpolate={
value="bundle"
},
strokeWidth={
value=1.5
}
}
},
interactive=false,
from={
data="path"
},
type="line"
}
],
from={
facet={
name="path",
data="dependencies",
field="treepath"
}
},
type="group"
}
],
data=[
{
name="tree",
values=dataset("flare"),
transform=[
{
key="id",
parentKey="parent",
type="stratify"
},
{
method={
signal="layout"
},
as=[
"alpha",
"beta",
"depth",
"children"
],
size=[
1,
1
],
type="tree"
},
{
as="angle",
expr="(rotate + extent * datum.alpha + 270) % 360",
type="formula"
},
{
as="leftside",
expr="inrange(datum.angle, [90, 270])",
type="formula"
},
{
as="x",
expr="originX + radius * datum.beta * cos(PI * datum.angle / 180)",
type="formula"
},
{
as="y",
expr="originY + radius * datum.beta * sin(PI * datum.angle / 180)",
type="formula"
}
]
},
{
name="leaves",
source="tree",
transform=[
{
expr="!datum.children",
type="filter"
}
]
},
{
name="dependencies",
values=dataset("flare-dependencies"),
transform=[
{
initonly=true,
as="treepath",
expr="treePath('tree', datum.source, datum.target)",
type="formula"
}
]
},
{
name="selected",
source="dependencies",
transform=[
{
expr="datum.source === active || datum.target === active",
type="filter"
}
]
}
],
scales=[
{
name="color",
range=[
{
signal="colorIn"
},
{
signal="colorOut"
}
],
domain=[
"depends on",
"imported by"
],
type="ordinal"
}
],
width=720,
autosize="none",
signals=[
{
name="tension",
bind={
step=0.01,
max=1,
min=0,
input="range"
},
value=0.85
},
{
name="radius",
bind={
max=400,
min=20,
input="range"
},
value=280
},
{
name="extent",
bind={
step=1,
max=360,
min=0,
input="range"
},
value=360
},
{
name="rotate",
bind={
step=1,
max=360,
min=0,
input="range"
},
value=0
},
{
name="textSize",
bind={
step=1,
max=20,
min=2,
input="range"
},
value=8
},
{
name="textOffset",
bind={
step=1,
max=10,
min=0,
input="range"
},
value=2
},
{
name="layout",
bind={
options=[
"tidy",
"cluster"
],
input="radio"
},
value="cluster"
},
{
name="colorIn",
value="firebrick"
},
{
name="colorOut",
value="forestgreen"
},
{
name="originX",
update="width / 2"
},
{
name="originY",
update="height / 2"
},
{
name="active",
on=[
{
events="text:mouseover",
update="datum.id"
},
{
events="mouseover[!event.item]",
update="null"
}
],
value=nothing
}
],
legends=[
{
stroke="color",
title="Dependencies",
symbolType="stroke",
orient="bottom-right"
}
]
)Force Directed Layout
TODO We need to figure out how we can handle this type of data loading first.
Reorderable Matrix
TODO We need to figure out how we can handle this type of data loading first.
Arc Diagram
TODO We need to figure out how we can handle this type of data loading first.
Airport Connections
TODO We need to figure out how we can handle this type of data loading first.