13.4. User interface
NextGIS Tracker app has two principal screens:
Main screen;
Settings screen.
13.4.1. Main screen
The main screen of the app is shown on Pic. 13.18..
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Pic. 13.6. Main screen
The main screen shows information about track recording.
In the Current location section:
Information about the track in progress (if GPS is available);
No information about the track in progress (no GPS access);
In the Status section:
If no recording is in progress, the message is: “Stand by. Tap Start to start collecting tracking data.”;
If a recording is in progress, the message is “Collecting tracking data and syncing …”;
In the Tracks section:
If you have recorded tracks, they are shown in this section. Tracks can be exported to GPX file;
If there are no tracks, the section is empty;
Button that starts/stops track recording.
13.4.2. Settings
Settings screen is shown on Pic. 13.7..
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Pic. 13.7. Settings screen
On the Settings screen you can configure the following parameters:
In the Sync section:
“Sync with the cloud” - enable or disable synchronization with Web GIS;
“Device ID” - copy the ID of your device;
In the Tracks section:
“Divide tracks by days” - at midnight the current track stops and a new one begins;
“Coordinate pick time interval” - how often the app detects and records coordinates. Select from a dropdown list an interval between 1 second and 45 min.;
“Minimum distance to pick coordinates” - select the smallest change in distance to be marked as a new location (1-300 m);
“Sync interval, sec” - select from a dropdown list how often to synchronize tracks with Web GIS (min 1 sec., max 45 min.);
“Max points to send at once” - select from a dropdown list a number between 1 and 300.