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I assume you have an class MapOverlay which extends com.google.android.maps.Overlay to draw your markers. This will have a superclass method 'draw' with parameters of mapView and canvas. Override this method's draw as described, then draw the circle on the canvas.
There is an android.location.Location.distanceBetween() method which does this quite well. Android Developer Docs: Location
16 gru 2014 · I'm developing an Android app which takes the user's current location and shows other users' gps locations on a map which falls with a certain radius, say 20 kilometers. For example, if I am the user, I want to see other users' locations plotted on a map who are within a radius of 20 kilometers from my location.
24 sty 2021 · These maps are used to indicate places on Google Maps and also we can use this to calculate the distance between two locations. In this article, we will take a look at calculating the distance between two locations in Android.
25 cze 2024 · Radius. The radius of the circle, specified in meters. It should be zero or greater. Stroke Width. The width of the circle's outline in screen pixels. The width is constant and independent of the...
30 kwi 2024 · The location data available to an Android device includes the current location of the device — pinpointed using a combination of technologies — the direction and method of movement, and...
30 kwi 2024 · This tutorial shows you how to add a Google map to your Android app. The map includes a marker, also called a pin, to indicate a specific location. Follow the tutorial to build an Android...
