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Feature: Eelgrass layer #250

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Feature: Eelgrass layer #250

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39e777e
Add Legend support for Dot Density patches
doug-stormtree Aug 14, 2025
d31d537
Add Eelgrass layer
doug-stormtree Aug 14, 2025
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61 changes: 34 additions & 27 deletions src/components/Legend.jsx
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,7 @@ import {
useMapLayerStyleStore,
} from '../data/MapLayerStore';
import { LegendGroups } from '../data/TextContent';
import { ReactComponent as DotPatchSVG } from '../data/svg/DotPatch.svg';

// Wraps Legend in a Box for large screen sizes.
export const LegendPane = () => {
Expand Down Expand Up @@ -357,6 +358,10 @@ const LegendPatch = ({ layerId }) => {
)
}

if (layer.symbology === 'density') {
return <DensityDotPatch color={layer.color} />
}

return layer.shape === 'point'
? <SinglePatchPoint style={layer.icon} />
: layer.shape === 'line'
Expand Down Expand Up @@ -397,33 +402,6 @@ const ClassifiedPatchPoint = ({ styleMap }) => {
)
}

const SinglePatchPolygon = ({ style }) => {
return (
<PolygonPatchSVG
fill={style?.fillColor ?? undefined}
stroke={style?.color ?? undefined}
dashed={style?.dashArray ? true : false}
/>
)
}

const PolygonPatchSVG = ({ fill, stroke, dashed = false }) => (
<svg width="45" height="27" fill="none" xmlns="http://www.w3.org/2000/svg">
<rect
x="0"
y="0"
width="45"
height="27"
strokeWidth="6"
strokeLinecap="butt"
fill={fill}
stroke={stroke}
strokeDashoffset={dashed ? "3" : undefined}
strokeDasharray={dashed ? "6 3" : undefined}
/>
</svg>
)

const ClassifiedPatchPolygon = ({ styleMap }) => {
const styles = [...styleMap.entries()].slice(0,6);
return (
Expand Down Expand Up @@ -470,6 +448,35 @@ const LinePatchSVG = ({ fill, stroke, dashed = false }) => (
</svg>
)

const SinglePatchPolygon = ({ style }) => {
return (
<PolygonPatchSVG
fill={style?.fillColor ?? undefined}
stroke={style?.color ?? undefined}
dashed={style?.dashArray ? true : false}
/>
)
}

const PolygonPatchSVG = ({ fill, stroke, dashed = false }) => (
<svg width="45" height="27" fill="none" xmlns="http://www.w3.org/2000/svg">
<rect
x="0"
y="0"
width="45"
height="27"
strokeWidth="6"
strokeLinecap="butt"
fill={fill}
stroke={stroke}
strokeDashoffset={dashed ? "3" : undefined}
strokeDasharray={dashed ? "6 3" : undefined}
/>
</svg>
)

const DensityDotPatch = ({ color }) => <DotPatchSVG fill={color ?? 'black'} />

// LegendItemOGM Component
// A single legend entry row for an OpenGreenMap layer.
export const LegendItemOGM = ({ layerId }) => {
Expand Down
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