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Annotating “Where Am I?” This final modification to “Where Am I?”
Annotating “Where Am I?” This final modification to “Where Am I?” creates and adds a new Overlay that displays a red circle at the device’s current position. Start by creating a new **MyPositionOverl.. Read more
14 days ago
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Drawing on the Overlay Android Canvas Programming
Canvas drawing for Overlays is handled by overriding the Overlay’s draw handler. The passed-in Canvas is the surface on which you draw your annotations, using the same techniques introduced in Chapte.. Read more
14 days ago
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Introducing Andriod Projections Application
The Canvas used to draw Overlay annotations is a standard Canvas that represents the visible display surface. To add annotations based on physical locations, you need to convert between geographical p.. Read more
14 days ago
15 Views
Creating and Using New Overlays
Overlays are a way to add annotations and click handling to MapViews. Each Overlay lets you draw 2D primitives including text, lines, images and shapes directly onto a canvas, which is then overlaid o.. Read more
14 days ago
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Using the Android Map Controller Application
You use the Map Controller to pan and zoom a MapView. You can get a reference to a MapView’s control-ler using getController, as shown in the following code snippet: ``` MapController mapController =.. Read more
14 days ago
16 Views
Configuring and Using Map Views
The MapView class is a View that displays the actual map; it includes several options for deciding how the map is displayed. By default, the Map View will show the standard street map, as shown in Fi.. Read more
14 days ago
10 Views
Creating Map - Based Activities and Introducing MapView and MapActivity,
The *MapView* provides a compelling User Interface option for presentation of geographical data. One of the most intuitive ways of providing context for a physical location or address is to display i.. Read more
15 days ago
18 Views
All You Need To Know About Using the Geocoder in android development application
Using the Geocoder ------------------ Geocoding lets you translate between street addresses and longitude/latitude map coordinates. This can give you a recognizable context for the locations and coor.. Read more
15 days ago
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Using Proximity Alerts in your android application
Using Proximity Alerts ---------------------- It’s often useful to have your applications react when a user moves toward, or away from, a specific location. Proximity alerts let your applications set.. Read more
15 days ago
14 Views
Putin’s regime under pressure after defeats; Ukraine slams Germany over weapons response
Ukraine has recaptured more than 6,000 square kilometers (2,300 sq miles) of Russian-occupied territory, President Zelenskyy said Monday night. “From the beginning of September until today, our soldi.. Read more
15 days ago
15 Views
Updating Your Location in “Where Am I?”
In the following example, “Where Am I?” is enhanced to track your current location by listening for location changes. Updates are restricted to one every 2 seconds, and only when movement of more than.. Read more
16 days ago
12 Views
Tracking Movement android development Studio code
Most location-sensitive applications will need to be reactive to user movement. Simply polling the Location Manager will not force it to get new updates from the Location Providers. Use the **request.. Read more
16 days ago
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Finding Your Location
The purpose of location-based services is to find the physical location of the device. Access to the location-based services is handled using the Location Manager system Service. To access the Locati.. Read more
16 days ago
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Selecting a Location Provider and Finding the Available Providers
Depending on the device, there may be several technologies that Android can use to determine the cur-rent location. Each technology, or Location Provider, will offer different capabilities including p.. Read more
16 days ago
16 Views
Create an Application to Manage Test Location Providers
Create an Application to Manage Test Location Providers ------------------------------------------------------- In this example, you’ll create a new project to set up the emulator to simplify testing.. Read more
16 days ago
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Setting up the Emulator with Test Providers and Updating Locations in Emulator Location Providers
Using Location - Based Services ------------------------------- Location-based services (LBS) is an umbrella term used to describe the different technologies used to find the device’s current locatio.. Read more
16 days ago
21 Views
Maps, Geocoding, and Location-Based Services
One of the defi ning features of mobile phones is their portability, so it’s not surprising that some of the most enticing Android features are the services that let you find, contextualize, and map .. Read more
16 days ago
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Using the Provider and it's summary
Using the Provider ------------------- You can now update the Earthquake Activity to use the Earthquake Provider to store quakes, and use them to populate the List View. 1\. Within the Earthquake .. Read more
16 days ago
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Creating and Using an Earthquake Content Provider
Having created an application that features a list of earthquakes, you have an excellent opportunity to share this information with other application By exposing these data through a Content Provider.. Read more
17 days ago
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Exposing Access to the Data Source and Registering Your Provider
Exposing Access to the Data Source ================================== You can expose queries and transactions with your Content Provider by implementing the delete, insert, update, and query methods... Read more
17 days ago
12 Views