How do I mark a boundary in Google Maps?
Draw a line or shape
- On your computer, sign in to My Maps.
- Open or create a map.
- Click Draw a line.
- Select a layer and click where to start drawing.
- Click each corner or bend of your line or shape.
- When you’re finished drawing, double-click or complete the shape.
- Give your line or shape a name.
How do I trace a path on Google Maps?
Enter the address of your starting point or use the map controls to navigate to your chosen location to prepare for tracing the route. To start drawing your route simply doubleclick on the map to set the starting pinpoint, then continue to click each of the points along the route you wish to follow.
How to solve the point in polygon problem using Google Maps?
Here is a script from tparkin : https://github.com/tparkin/Google-Maps-Point-in-Polygon/blob/master/maps.google.polygon.containsLatLng.js It extends the google maps api v3 polygon class with a new method called containsLatLng which accepts a single LatLng object, which represents the point that you are actually checking against the polygon.
How do you create a polygon in JavaScript?
Create a polygon using the passed PolygonOptions, which specify the polygon’s path, the stroke style for the polygon’s edges, and the fill style for the polygon’s interior regions. A polygon may contain one or more paths, where each path consists of an array of LatLng s.
How to get coordinates for a polygon drawing?
If all you need is the coordinates here is a drawing tool I like to use – move the polygon or re-shape it and the coordinates will display right below the map: jsFiddle here.
How do you change the shape of a polygon?
If set to true, the user can edit this shape by dragging the control points shown at the vertices and on each segment. Defaults to false. When true, edges of the polygon are interpreted as geodesic and will follow the curvature of the Earth. When false, edges of the polygon are rendered as straight lines in screen space.