Displaying a Run’s Path

Your next task is to show the user a line that follows his or her run. The Maps API makes this trivial, but you need to fetch the list of locations so you know how to build the line. Add a method to both RunDatabaseHelper and RunManager to provide a LocationCursor with this data.

Listing 36.7  Querying a run’s locations (RunDatabaseHelper.java)

 ​ ​ ​ ​p​u​b​l​i​c​ ​L​o​c​a​t​i​o​n​C​u​r​s​o​r​ ​q​u​e​r​y​L​o​c​a​t​i​o​n​s​F​o​r​R​u​n​(​l​o​n​g​ ​r​u​n​I​d​)​ ​{​
 ​ ​ ​ ​ ​ ​ ​ ​C​u​r​s​o​r​ ​w​r​a​p​p​e​d​ ​=​ ​g​e​t​R​e​a​d​a​b​l​e​D​a​t​a​b​a​s​e​(​)​.​q​u​e​r​y​(​T​A​B​L​E​_​L​O​C​A​T​I​O​N​,​
 ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​n​u​l​l​,​
 ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​C​O​L​U​M​N​_​L​O​C​A​T​I​O​N​_​R​U​N​_​I​D​ ​+​ ​"​ ...

Get Android Programming: The Big Nerd Ranch Guide now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.