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react-hook-google-maps\n\n\u003e React useGoogleMaps hook\n\n[![license](https://img.shields.io/github/license/jmarceli/react-hook-google-maps.svg)](https://opensource.org/licenses/MIT)\n[![version](https://img.shields.io/npm/v/react-hook-google-maps.svg)](https://www.npmjs.com/package/react-hook-google-maps)\n[![dependencies status](https://img.shields.io/david/jmarceli/react-hook-google-maps.svg)](https://david-dm.org/jmarceli/react-hook-google-maps)\n[![CI build](https://img.shields.io/circleci/project/github/jmarceli/react-hook-google-maps/master.svg)](https://circleci.com/gh/jmarceli/react-hook-google-maps)\n[![code coverage](https://img.shields.io/codecov/c/github/jmarceli/react-hook-google-maps.svg)](https://codecov.io/gh/jmarceli/react-hook-google-maps)\n\nEasiest way to use Google Maps in your React application.\n\nFor Google API documentation please check https://developers.google.com/maps/documentation/javascript/reference\n\n## Install\n\n```bash\nnpm install --save react-hook-google-maps\n```\n\n## Usage examples\n\nCheck `example` dir in this repo for most up to date examples.\n\n### Simple\n\n```jsx\nimport * as React from \"react\";\n\nimport { useGoogleMaps } from \"react-hook-google-maps\";\n\nconst App = () =\u003e {\n  const { ref, map, google } = useGoogleMaps(\n    // Use your own API key, you can get one from Google (https://console.cloud.google.com/google/maps-apis/overview)\n    \"AIzaSyC4Z5Qz97EWcoCczNn2IcYvaYG0L9pe6Rk\",\n    // NOTE: You should always set initial 'center' and 'zoom' values\n    // even if you plan to change them later\n    {\n      center: { lat: 0, lng: 0 },\n      zoom: 3,\n    },\n  );\n  console.log(map); // instance of created Map object (https://developers.google.com/maps/documentation/javascript/reference/map)\n  console.log(google); // google API object (easily get google.maps.LatLng or google.maps.Marker or any other Google Maps class)\n  return \u003cdiv ref={ref} style={{ width: 400, height: 300 }} /\u003e;\n};\n\nexport default App;\n```\n\nCheck live example on CodeSandbox:\n\n[![Edit priceless-shaw-o6e7x](https://codesandbox.io/static/img/play-codesandbox.svg)](https://codesandbox.io/s/priceless-shaw-o6e7x?fontsize=14\u0026hidenavigation=1\u0026theme=dark)\n\n### Map with marker\n\n```jsx\nimport React from \"react\";\nimport { useGoogleMaps } from \"react-hook-google-maps\";\n\n// based on https://developers.google.com/maps/documentation/javascript/adding-a-google-map\nconst uluru = { lat: -25.344, lng: 131.036 };\n\nexport const MapWithMarker = React.memo(function Map() {\n  const { ref, map, google } = useGoogleMaps(\n    \"AIzaSyC4Z5Qz97EWcoCczNn2IcYvaYG0L9pe6Rk\",\n    {\n      zoom: 4,\n      center: uluru,\n    },\n  );\n  console.log(\"render MapWithMarkers\");\n\n  if (map) {\n    // execute when map object is ready\n    new google.maps.Marker({ position: uluru, map });\n  }\n\n  return (\n    \u003cdiv\u003e\n      \u003cspan\u003e\n        Example from{\" \"}\n        \u003ca href=\"https://developers.google.com/maps/documentation/javascript/adding-a-google-map\"\u003e\n          https://developers.google.com/maps/documentation/javascript/adding-a-google-map\n        \u003c/a\u003e\n      \u003c/span\u003e\n      \u003cdiv ref={ref} style={{ width: 400, height: 300 }} /\u003e\n    \u003c/div\u003e\n  );\n});\n```\n\nCheck live example on CodeSandbox:\n\n[![Edit funny-wood-twb4t](https://codesandbox.io/static/img/play-codesandbox.svg)](https://codesandbox.io/s/funny-wood-twb4t?fontsize=14\u0026hidenavigation=1\u0026theme=dark)\n\n### Map with external controls\n\n```jsx\nimport React, { useState, useEffect } from \"react\";\nimport { useGoogleMaps } from \"react-hook-google-maps\";\n\nexport const Map = React.memo(function Map() {\n  const [value, setValue] = useState(0);\n  const { ref, map, google } = useGoogleMaps(\n    \"AIzaSyC4Z5Qz97EWcoCczNn2IcYvaYG0L9pe6Rk\",\n    {\n      center: { lat: 0, lng: 0 },\n      zoom: 3,\n    },\n  );\n  console.log(\"render Map\");\n\n  useEffect(() =\u003e {\n    if (!map) {\n      return;\n    }\n    setValue(map.getZoom());\n\n    const listener = map.addListener(\"zoom_changed\", () =\u003e {\n      setValue(map.getZoom());\n    });\n    return () =\u003e google.maps.event.removeListener(listener);\n  }, [map, google]);\n\n  const handleZoomUpdate = (zoomChange = 1) =\u003e {\n    const nextZoom = value + zoomChange;\n    if (nextZoom \u003c 0) {\n      return;\n    }\n    map.setZoom(nextZoom);\n  };\n\n  return (\n    \u003cdiv\u003e\n      \u003cspan\u003eExternal zoom controls example\u003c/span\u003e\n      \u003cdiv ref={ref} style={{ width: 400, height: 300 }} /\u003e\n      \u003cbutton onClick={() =\u003e handleZoomUpdate(1)}\u003eZoom In\u003c/button\u003e\n      \u003cbutton onClick={() =\u003e handleZoomUpdate(-1)} disabled={value \u003c 1}\u003e\n        Zoom Out\n      \u003c/button\u003e\n      \u003cdiv\u003e{value}\u003c/div\u003e\n    \u003c/div\u003e\n  );\n});\n```\n\nCheck live example on CodeSandbox:\n\n[![Edit funny-wood-twb4t](https://codesandbox.io/static/img/play-codesandbox.svg)](https://codesandbox.io/s/funny-wood-twb4t?fontsize=14\u0026hidenavigation=1\u0026theme=dark)\n\n## License\n\n[MIT](./LICENSE)\n\n## Author\n\nJan Grzegorowski\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjmarceli%2Freact-hook-google-maps","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fjmarceli%2Freact-hook-google-maps","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjmarceli%2Freact-hook-google-maps/lists"}