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Florian Ledermann
Maps, Infovis, Code
Workspace
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Published
Cartographic Experiments
By
Florian Ledermann
Edited
Feb 12, 2021
1 star
Insert cell
md
`# Interpolating Party Colors`
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swatches
(
Object
.
values
(
COLORS
)
)
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ramp
(
d3
.
interpolateLab
(
"#ffffff"
,
COLORS
.
SPOE
)
)
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ramp
(
d3
.
interpolateRgb
(
"#ffffff"
,
COLORS
.
SPOE
)
)
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ramp
(
d3
.
interpolateHcl
(
"#ffffff"
,
COLORS
.
SPOE
)
)
Insert cell
ramp
(
d3
.
interpolateLab
(
"#ffffff"
,
getColorScaleBaseColor
(
COLORS
.
SPOE
)
)
)
Insert cell
ramp
(
d3
.
interpolateRgb
(
"#ffffff"
,
getColorScaleBaseColor
(
COLORS
.
SPOE
)
)
)
Insert cell
ramp
(
d3
.
interpolateHcl
(
"#ffffff"
,
getColorScaleBaseColor
(
COLORS
.
SPOE
)
)
)
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function
getColorScaleBaseColor
(
color
)
{
let
baseColor
=
d3
.
lab
(
color
)
;
baseColor
.
l
=
baseLightness
;
return
baseColor
;
}
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function
legend
(
colorScale
)
{
return
swatches
(
[
0
,
0.2
,
0.4
,
0.6
,
0.8
,
1
]
.
map
(
colorScale
)
)
}
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d3
=
require
(
"d3@5"
)
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baseLightness
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getColorScaleBaseColor
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d3
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