Contents
What do you need to set a marker on a map?
The following fields are particularly important and commonly set when constructing a marker: position (required) specifies a LatLng identifying the initial location of the marker. One way of retrieving a LatLng is by using the Geocoding service. map (optional) specifies the Map on which to place the marker.
Can a marker display a custom image in JavaScript?
Markers can display custom images, in which case they are usually referred to as “icons.” Markers and icons are objects of type Marker. You can set a custom icon within the marker’s constructor, or by calling setIcon () on the marker. See more about customizing the marker image below.
How to get rid of markers in JavaScript?
If you wish to manage a set of markers, you should create an array to hold the markers. Using this array, you can then call setMap () on each marker in the array in turn when you need to remove the markers. You can delete the markers by removing them from the map and then setting the array’s length to 0,…
How do you move a marker on Google Maps?
You can allow users to move a marker on the map by setting the marker’s draggable property to true . For more information about draggable markers, see below. The google.maps.Marker constructor takes a single Marker options object literal, specifying the initial properties of the marker.
How big is the Google Maps static API?
Maps Static API URLs are restricted to 8192 characters in size. In practice, you will probably not have need for URLs longer than this, unless you produce complicated maps with a high number of markers and paths.
What are the zoom levels on Google Maps?
Maps on Google Maps have an integer ‘zoom level’ which defines the resolution of the current view. Zoom levels between 0 (the lowest zoom level, in which the entire world can be seen on one map) and 21+ (down to streets and individual buildings) are possible within the default roadmap view.
How big does a Google map need to be?
Maps smaller than 180 pixels in width will display a reduced-size Google logo. This parameter is affected by the scale parameter; the final output size is the product of the size and scale values.