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Matt Stiles
Stories with data, visuals & code at CNN.
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Public
By
Matt Stiles
Edited
Mar 12, 2023
Fork of
Treemap-o-Matic
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data
=
cstParseRows
(
states_data
,
(
[
name
,
value
,
color
=
fillColor
]
)
=>
(
{
name
,
value
:
value
===
undefined
?
undefined
:
+
value
,
color
}
)
)
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treemap
=
(
data
)
=>
d3
.
treemap
(
)
.
tile
(
d3
.
treemapBinary
)
// TODO Allow d3.treemapSquarify?
.
size
(
[
width
,
height
]
)
.
padding
(
1
)
.
round
(
true
)
(
d3
.
hierarchy
(
data
)
.
sum
(
(
d
)
=>
(
d
.
children
?
0
:
isNaN
(
d
.
value
)
?
1
:
d
.
value
)
)
.
sort
(
(
a
,
b
)
=>
b
.
height
-
a
.
height
||
b
.
value
-
a
.
value
)
)
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format
=
d3
.
format
(
".3s"
)
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height
=
600
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fillColor
=
"#e4e4e4"
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lightColor
=
"#fff"
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darkColor
=
"#000"
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import
{
rasterize
,
serialize
}
from
"@mbostock/saving-svg"
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import
{
cstParseRows
}
from
"@mbostock/comma-separated-tree"
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d3
=
require
(
"d3@6"
)
Insert cell
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
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