Merge pull request #97 from UNopenGIS/yuiseki/impl-smp-gelmap

Implement Smart Maps GEL Map component

src/components/Datasets/GEL/index.stories.ts

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+import { Meta, StoryObj } from '@storybook/react';
+import { GELMap } from '.';
+
+const meta: Meta<typeof GELMap> = {
+  component: GELMap,
+  parameters: {
+    layout: 'fullscreen',
+  },
+} satisfies Meta<typeof GELMap>;
+
+export default meta;
+type Story = StoryObj<typeof GELMap>;
+
+export const Preview: Story = {};

src/components/Datasets/GEL/index.tsx

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+import { Protocol } from "pmtiles";
+import maplibregl from "maplibre-gl";
+import "maplibre-gl/dist/maplibre-gl.css";
+import { Layer, Map, Source } from "react-map-gl/maplibre";
+import { useEffect } from "react";
+import { GELPMTilesSource as source } from "./source";
+
+export const GELMap = () => {
+  useEffect(() => {
+    const protocol = new Protocol();
+    maplibregl.addProtocol("pmtiles", protocol.tile);
+    return () => {
+      maplibregl.removeProtocol("pmtiles");
+    };
+  }, []);
+
+  return (
+    <Map
+      initialViewState={{
+        longitude: 0,
+        latitude: 0,
+        zoom: 6,
+      }}
+      dragPan={true}
+      scrollZoom={true}
+      hash={true}
+      style={{ width: "100%", height: "100%" }}
+      mapStyle="stylejson/tile.openstreetmap.jp/fiord-color-gl-style/style.json"
+    >
+      <Source key={source.id} {...source}>
+        {source.layers?.map((layer) => <Layer key={layer.id} source-layer={layer.sourceLayer} {...layer} />)}
+      </Source>
+    </Map>
+  );
+};

src/components/Datasets/GEL/source.ts

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+import { PMTilesSource } from "../../../types/PMTilesSource";
+
+export const GELPMTilesSource: PMTilesSource = {
+  id: "gel-source",
+  url: "https://beta.source.coop/smartmaps/gel/gel.pmtiles",
+  type: "raster",
+  attribution: '<a href="https://lpdaac.usgs.gov/products/nasadem_hgtv001/">NASADEM</a>, <a href="https://globalmaps.github.io/">Global Map (ISCGM)</a>',
+  maxzoom: 12,
+  minzoom: 6,
+  terrain: {
+    source: "gel-source",
+  },
+  layers: [
+    {
+      id: "gel-hills",
+      type: "hillshade",
+      source: "gel-source",
+      paint: {
+        "hillshade-shadow-color": "#473B24",
+      },
+    },
+  ],
+};