Complex Marker Icons

This example creates complex markers to indicate beaches near Sydney, New South Wales, Australia.

Read the documentation .

TypeScript

 // The following example creates complex markers to indicate beaches near 
 // Sydney, NSW, Australia. Note that the anchor is set to (0,32) to correspond 
 // to the base of the flagpole. 
 function 
  
 initMap 
 () 
 : 
  
 void 
  
 { 
  
 const 
  
 map 
  
 = 
  
 new 
  
 google 
 . 
 maps 
 . 
 Map 
 ( 
  
 document 
 . 
 getElementById 
 ( 
 "map" 
 ) 
  
 as 
  
 HTMLElement 
 , 
  
 { 
  
 zoom 
 : 
  
 10 
 , 
  
 center 
 : 
  
 { 
  
 lat 
 : 
  
 - 
 33.9 
 , 
  
 lng 
 : 
  
 151.2 
  
 }, 
  
 } 
  
 ); 
  
 setMarkers 
 ( 
 map 
 ); 
 } 
 // Data for the markers consisting of a name, a LatLng and a zIndex for the 
 // order in which these markers should display on top of each other. 
 const 
  
 beaches 
 : 
  
 [ 
 string 
 , 
  
 number 
 , 
  
 number 
 , 
  
 number 
 ][] 
  
 = 
  
 [ 
  
 [ 
 "Bondi Beach" 
 , 
  
 - 
 33.890542 
 , 
  
 151.274856 
 , 
  
 4 
 ], 
  
 [ 
 "Coogee Beach" 
 , 
  
 - 
 33.923036 
 , 
  
 151.259052 
 , 
  
 5 
 ], 
  
 [ 
 "Cronulla Beach" 
 , 
  
 - 
 34.028249 
 , 
  
 151.157507 
 , 
  
 3 
 ], 
  
 [ 
 "Manly Beach" 
 , 
  
 - 
 33.80010128657071 
 , 
  
 151.28747820854187 
 , 
  
 2 
 ], 
  
 [ 
 "Maroubra Beach" 
 , 
  
 - 
 33.950198 
 , 
  
 151.259302 
 , 
  
 1 
 ], 
 ]; 
 function 
  
 setMarkers 
 ( 
 map 
 : 
  
 google.maps.Map 
 ) 
  
 { 
  
 // Adds markers to the map. 
  
 // Marker sizes are expressed as a Size of X,Y where the origin of the image 
  
 // (0,0) is located in the top left of the image. 
  
 // Origins, anchor positions and coordinates of the marker increase in the X 
  
 // direction to the right and in the Y direction down. 
  
 const 
  
 image 
  
 = 
  
 { 
  
 url 
 : 
  
 "https://developers.google.com/maps/documentation/javascript/examples/full/images/beachflag.png" 
 , 
  
 // This marker is 20 pixels wide by 32 pixels high. 
  
 size 
 : 
  
 new 
  
 google 
 . 
 maps 
 . 
 Size 
 ( 
 20 
 , 
  
 32 
 ), 
  
 // The origin for this image is (0, 0). 
  
 origin 
 : 
  
 new 
  
 google 
 . 
 maps 
 . 
 Point 
 ( 
 0 
 , 
  
 0 
 ), 
  
 // The anchor for this image is the base of the flagpole at (0, 32). 
  
 anchor 
 : 
  
 new 
  
 google 
 . 
 maps 
 . 
 Point 
 ( 
 0 
 , 
  
 32 
 ), 
  
 }; 
  
 // Shapes define the clickable region of the icon. The type defines an HTML 
  
 // <area> element 'poly' which traces out a polygon as a series of X,Y points. 
  
 // The final coordinate closes the poly by connecting to the first coordinate. 
  
 const 
  
 shape 
  
 = 
  
 { 
  
 coords 
 : 
  
 [ 
 1 
 , 
  
 1 
 , 
  
 1 
 , 
  
 20 
 , 
  
 18 
 , 
  
 20 
 , 
  
 18 
 , 
  
 1 
 ], 
  
 type 
 : 
  
 "poly" 
 , 
  
 }; 
  
 for 
  
 ( 
 let 
  
 i 
  
 = 
  
 0 
 ; 
  
 i 
 < 
 beaches 
 . 
 length 
 ; 
  
 i 
 ++ 
 ) 
  
 { 
  
 const 
  
 beach 
  
 = 
  
 beaches 
 [ 
 i 
 ]; 
  
 new 
  
 google 
 . 
 maps 
 . 
 Marker 
 ({ 
  
 position 
 : 
  
 { 
  
 lat 
 : 
  
 beach 
 [ 
 1 
 ], 
  
 lng 
 : 
  
 beach 
 [ 
 2 
 ] 
  
 }, 
  
 map 
 , 
  
 icon 
 : 
  
 image 
 , 
  
 shape 
 : 
  
 shape 
 , 
  
 title 
 : 
  
 beach 
 [ 
 0 
 ], 
  
 zIndex 
 : 
  
 beach 
 [ 
 3 
 ], 
  
 }); 
  
 } 
 } 
 declare 
  
 global 
  
 { 
  
 interface 
  
 Window 
  
 { 
  
 initMap 
 : 
  
 () 
  
 = 
>  
 void 
 ; 
  
 } 
 } 
 window 
 . 
 initMap 
  
 = 
  
 initMap 
 ; 
  

JavaScript

 // The following example creates complex markers to indicate beaches near 
 // Sydney, NSW, Australia. Note that the anchor is set to (0,32) to correspond 
 // to the base of the flagpole. 
 function 
  
 initMap 
 () 
  
 { 
  
 const 
  
 map 
  
 = 
  
 new 
  
 google 
 . 
 maps 
 . 
 Map 
 ( 
 document 
 . 
 getElementById 
 ( 
 "map" 
 ), 
  
 { 
  
 zoom 
 : 
  
 10 
 , 
  
 center 
 : 
  
 { 
  
 lat 
 : 
  
 - 
 33.9 
 , 
  
 lng 
 : 
  
 151.2 
  
 }, 
  
 }); 
  
 setMarkers 
 ( 
 map 
 ); 
 } 
 // Data for the markers consisting of a name, a LatLng and a zIndex for the 
 // order in which these markers should display on top of each other. 
 const 
  
 beaches 
  
 = 
  
 [ 
  
 [ 
 "Bondi Beach" 
 , 
  
 - 
 33.890542 
 , 
  
 151.274856 
 , 
  
 4 
 ], 
  
 [ 
 "Coogee Beach" 
 , 
  
 - 
 33.923036 
 , 
  
 151.259052 
 , 
  
 5 
 ], 
  
 [ 
 "Cronulla Beach" 
 , 
  
 - 
 34.028249 
 , 
  
 151.157507 
 , 
  
 3 
 ], 
  
 [ 
 "Manly Beach" 
 , 
  
 - 
 33.80010128657071 
 , 
  
 151.28747820854187 
 , 
  
 2 
 ], 
  
 [ 
 "Maroubra Beach" 
 , 
  
 - 
 33.950198 
 , 
  
 151.259302 
 , 
  
 1 
 ], 
 ]; 
 function 
  
 setMarkers 
 ( 
 map 
 ) 
  
 { 
  
 // Adds markers to the map. 
  
 // Marker sizes are expressed as a Size of X,Y where the origin of the image 
  
 // (0,0) is located in the top left of the image. 
  
 // Origins, anchor positions and coordinates of the marker increase in the X 
  
 // direction to the right and in the Y direction down. 
  
 const 
  
 image 
  
 = 
  
 { 
  
 url 
 : 
  
 "https://developers.google.com/maps/documentation/javascript/examples/full/images/beachflag.png" 
 , 
  
 // This marker is 20 pixels wide by 32 pixels high. 
  
 size 
 : 
  
 new 
  
 google 
 . 
 maps 
 . 
 Size 
 ( 
 20 
 , 
  
 32 
 ), 
  
 // The origin for this image is (0, 0). 
  
 origin 
 : 
  
 new 
  
 google 
 . 
 maps 
 . 
 Point 
 ( 
 0 
 , 
  
 0 
 ), 
  
 // The anchor for this image is the base of the flagpole at (0, 32). 
  
 anchor 
 : 
  
 new 
  
 google 
 . 
 maps 
 . 
 Point 
 ( 
 0 
 , 
  
 32 
 ), 
  
 }; 
  
 // Shapes define the clickable region of the icon. The type defines an HTML 
  
 // <area> element 'poly' which traces out a polygon as a series of X,Y points. 
  
 // The final coordinate closes the poly by connecting to the first coordinate. 
  
 const 
  
 shape 
  
 = 
  
 { 
  
 coords 
 : 
  
 [ 
 1 
 , 
  
 1 
 , 
  
 1 
 , 
  
 20 
 , 
  
 18 
 , 
  
 20 
 , 
  
 18 
 , 
  
 1 
 ], 
  
 type 
 : 
  
 "poly" 
 , 
  
 }; 
  
 for 
  
 ( 
 let 
  
 i 
  
 = 
  
 0 
 ; 
  
 i 
 < 
 beaches 
 . 
 length 
 ; 
  
 i 
 ++ 
 ) 
  
 { 
  
 const 
  
 beach 
  
 = 
  
 beaches 
 [ 
 i 
 ]; 
  
 new 
  
 google 
 . 
 maps 
 . 
 Marker 
 ({ 
  
 position 
 : 
  
 { 
  
 lat 
 : 
  
 beach 
 [ 
 1 
 ], 
  
 lng 
 : 
  
 beach 
 [ 
 2 
 ] 
  
 }, 
  
 map 
 , 
  
 icon 
 : 
  
 image 
 , 
  
 shape 
 : 
  
 shape 
 , 
  
 title 
 : 
  
 beach 
 [ 
 0 
 ], 
  
 zIndex 
 : 
  
 beach 
 [ 
 3 
 ], 
  
 }); 
  
 } 
 } 
 window 
 . 
 initMap 
  
 = 
  
 initMap 
 ; 
  

CSS

 /* 
 * Always set the map height explicitly to define the size of the div element 
 * that contains the map. 
 */ 
 # 
 map 
  
 { 
  
 height 
 : 
  
 100 
 % 
 ; 
 } 
 /* 
 * Optional: Makes the sample page fill the window. 
 */ 
 html 
 , 
 body 
  
 { 
  
 height 
 : 
  
 100 
 % 
 ; 
  
 margin 
 : 
  
 0 
 ; 
  
 padding 
 : 
  
 0 
 ; 
 } 
  

HTML

<html>
  <head>
    <title>Complex Marker Icons</title>

    <link rel="stylesheet" type="text/css" href="./style.css" />
    <script type="module" src="./index.js"></script>
  </head>
  <body>
    <div id="map"></div>

    <!-- 
      The `defer` attribute causes the script to execute after the full HTML
      document has been parsed. For non-blocking uses, avoiding race conditions,
      and consistent behavior across browsers, consider loading using Promises. See
      https://developers.google.com/maps/documentation/javascript/load-maps-js-api
      for more information.
      -->
    <script
      src="https://maps.googleapis.com/maps/api/js?key=AIzaSyB41DRUbKWJHPxaFjMAwdrzWzbVKartNGg&callback=initMap&v=weekly"
      defer
    ></script>
  </body>
</html>  

Try Sample

Clone Sample

Git and Node.js are required to run this sample locally. Follow these instructions to install Node.js and NPM. The following commands clone, install dependencies and start the sample application.

  
  git 
  
 clone 
  
 - 
 b 
  
 sample 
 - 
 icon 
 - 
 complex 
  
 https 
 : 
 //github.com/googlemaps/js-samples.git 
 
  
  cd 
  
 js 
 - 
 samples 
 
  
  npm 
  
 i 
 
  
  npm 
  
 start 
 

Other samples can be tried by switching to any branch beginning with sample- SAMPLE_NAME .

  
  git 
  
 checkout 
  
 sample 
 - 
  SAMPLE_NAME 
 
 
  
  npm 
  
 i 
 
  
  npm 
  
 start 
 
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