From the course: Advanced iOS App Development: Core Motion
Join today to access over 22,600 courses taught by industry experts or purchase this course individually.
Query motion data - iOS Tutorial
From the course: Advanced iOS App Development: Core Motion
Query motion data
- [Narrator] The activity motion manager takes a series of motions and interprets it into an activity. Running is a series of rapid arm movements, walking, slower movements. Core motion records these motions for later query, so you can track your activities. Let's display the activities from the pedometer onto the console, add a new function for the pedometer. And to get there, let's first of all stop the app, and go ahead and close the console, and we can close the Navigator as well. Just above display pedometer data, make a new function, read activity data. Now, the activity manager is a method which retrieves activity information, and then runs a handler with those results. That is motion activity manager, query, activity started from two with handler. This uses two dates, a from date and a to date, which is a start and end. I want to caution you about these dates. The activity manager is very slow in registering activities for a query. Activities will take up to half an hour…
Practice while you learn with exercise files
Download the files the instructor uses to teach the course. Follow along and learn by watching, listening and practicing.
Download courses and learn on the go
Watch courses on your mobile device without an internet connection. Download courses using your iOS or Android LinkedIn Learning app.