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Brian Slesinsky
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Published
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Brian Slesinsky
Edited
May 9, 2022
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litColorRange
=
colorRange
.
map
(
(
c
)
=>
d3
.
color
(
c
)
.
brighter
(
0.5
)
.
formatHex
(
)
)
Insert cell
darkColorRange
=
litColorRange
.
map
(
(
c
)
=>
d3
.
color
(
c
)
.
darker
(
2
)
.
formatHex
(
)
)
Insert cell
1
function
getColorRange
(
domain
,
scheme
)
{
const
scale
=
Plot
.
scale
(
{
color
:
{
type
:
"categorical"
,
scheme
:
scheme
,
domain
:
domain
}
}
)
;
return
domain
.
map
(
(
d
)
=>
scale
.
apply
(
d
)
)
;
}
Insert cell
genConstArray
=
(
name
,
colors
)
=>
`const ${
name
} = [\n ${
colors
.
map
(
(
c
)
=>
quote
(
c
)
)
.
join
(
",\n "
)
}\n];`
;
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quote
=
(
s
)
=>
`"${
s
}"`
;
Insert cell
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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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colorDomain
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colorScheme
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colorRange
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litColorRange
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darkColorRange
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getColorRange
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genConstArray
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quote
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