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You're reading from  Android Sensor Programming By Example

Product typeBook
Published inApr 2016
Reading LevelBeginner
PublisherPackt
ISBN-139781785285509
Edition1st Edition
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Author (1)
Varun Nagpal
Varun Nagpal
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Varun Nagpal

Varun Nagpal has been developing mobile apps since 2005 and has developed and contributed to more than 100 professional apps and games on various platforms, such as Android, iOS, Blackberry, and J2ME. Android app development has been his main area of expertise, and he has developed apps for a wide variety of Android devices, such as Android phones, tablets, watches, smart TVs, Android Auto, and Google Glass. He moved to Chicago in late 2013, and since then, he has become a seasoned mobile architect. He has worked in different roles (mobile architect, technical lead, senior developer, and technical consultant) for a variety of various global clients (Allstate, Verizon, AT&T, Sydbank Denmark, SiS Taiwan, Chams PLC Nigeria, and Nandos South Africa) in order to implement their mobile solutions. He has SCJP (Core Java) and SCWD (JSP and Servlets) certifications from Sun Microsystems and MCP (C#) and MCTS (ASP.NET) certifications from Microsoft. You can find his blogs on mobile technology and white papers written by him on his website at http://www.varunnagpal.com/. When he's not working, Varun can be found meditating or playing the flute. He also loves to develop meditation apps and fun games in his free time. He has developed about 40 meditation apps and games available on Google Play (https://play.google.com/store/apps/developer?id=Creative.Software.Studio) and the Apple App Store (https://itunes.apple.com/us/artist/creative-software-studio/id574745824) under the name of Creative Software Studio, his part-time start-up company (http://creativesoftwarestudio.com/).
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Time for action – maintaining step history with the step detector sensor


The step counter sensor works well when we have to deal with the total number of steps taken by the user since the last reboot (power on) of the phone. It doesn't cater to our purpose when we have to maintain the history of each and every step taken by the user. The step counter sensor may combine some steps and process them together and will only update with an aggregated count instead of reporting the individual step detail. For such cases, the step detector sensor is the right choice. In our example, we will be using the step detector sensor to store the details of each step taken by the user, and we will show the total number of steps for each day since the application was installed. Our example will consist of three major components of android, namely, service, the SQLite database, and activity.

The Android service will be used to listen to all the individual step details, using the step counter sensor, when the...

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Android Sensor Programming By Example
Published in: Apr 2016Publisher: PacktISBN-13: 9781785285509

Author (1)

author image
Varun Nagpal

Varun Nagpal has been developing mobile apps since 2005 and has developed and contributed to more than 100 professional apps and games on various platforms, such as Android, iOS, Blackberry, and J2ME. Android app development has been his main area of expertise, and he has developed apps for a wide variety of Android devices, such as Android phones, tablets, watches, smart TVs, Android Auto, and Google Glass. He moved to Chicago in late 2013, and since then, he has become a seasoned mobile architect. He has worked in different roles (mobile architect, technical lead, senior developer, and technical consultant) for a variety of various global clients (Allstate, Verizon, AT&T, Sydbank Denmark, SiS Taiwan, Chams PLC Nigeria, and Nandos South Africa) in order to implement their mobile solutions. He has SCJP (Core Java) and SCWD (JSP and Servlets) certifications from Sun Microsystems and MCP (C#) and MCTS (ASP.NET) certifications from Microsoft. You can find his blogs on mobile technology and white papers written by him on his website at http://www.varunnagpal.com/. When he's not working, Varun can be found meditating or playing the flute. He also loves to develop meditation apps and fun games in his free time. He has developed about 40 meditation apps and games available on Google Play (https://play.google.com/store/apps/developer?id=Creative.Software.Studio) and the Apple App Store (https://itunes.apple.com/us/artist/creative-software-studio/id574745824) under the name of Creative Software Studio, his part-time start-up company (http://creativesoftwarestudio.com/).
Read more about Varun Nagpal