Geo Example

var distance;

var lat;

var long;

var fence;

​

function setup(){

  createCanvas(500,500);

  getCurrentPosition(doThisOnLocation);

  fence = new geoFenceCircle(40, -70, 0.1, insideTheFence, outsideTheFence, 'mi')

}

​

function doThisOnLocation(position){

  lat = position.latitude

  long = position.longitude

  //current position

  text("User's latitude: " + lat, 0, 20);

  text("User's longitude: " + long, 0, 40);

  //distance from certain position in miles

  distance = calcGeoDistance(long, lat, -70, 40, 'mi')

  text("Distance from (-70, 40): " + distance + " miles", 0, 60);

  text("circular fence at with center at (-70, 40) with radius 0.1 mi", 0, 80);

}

​

function insideTheFence(position){

    text("user is inside of the fence", 0, 100);

}

​

function outsideTheFence(position){

    text("user is outside of the fence", 0, 100);

}