diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/position.qdoc | 50 |
1 files changed, 28 insertions, 22 deletions
diff --git a/doc/src/position.qdoc b/doc/src/position.qdoc index 0a462a12..5f9e9016 100644 --- a/doc/src/position.qdoc +++ b/doc/src/position.qdoc @@ -143,7 +143,7 @@ cases, the default positioning methods should not be changed, as a source may internally use a variety of positioning methods that can be useful to the application. -\section2 Reading NMEA Data +\section2 NMEA Data \l {http://en.wikipedia.org/wiki/NMEA_0183}{NMEA} is a common text-based protocol for specifying navigational data. For convenience, the @@ -154,18 +154,39 @@ from a NMEA log file). In simulation mode, the source will emit updates according to the time stamp of each NMEA sentence to produce a "replay" of the recorded data. - -\section2 Example: Creating a Custom Location Data Source - Generally, the capabilities provided by the default position source as returned by QGeoPositionInfoSource::createDefaultSource(), along with the QNmeaPositionInfoSource class, are sufficient for retrieving location data. However, in some cases developers may wish to write their own custom -location data sources. +location data source. The \c LogFilePositionSource class in \c examples/logfilepositionsource -shows how to subclass QGeoPositionInfoSource to create a custom location -data source. +shows how to subclass QGeoPositionInfoSource to create a +\l{location-positioning-custom-data-source-example-cpp.html}{custom location +data source}. + + +\section1 Examples + +\section3 \b{Flickr Example} + +The \l{Flickr QML}{Flickr Example} uses the Location to download thumbnail +images from Flickr relevant to the current location. + + + +\section1 Location Position Classes + +\annotatedlist QtLocation-positioning + +*/ + + +/*! +\page location-positioning-custom-data-source-example-cpp.html + +\title Creating a Custom Location Data Source +\previouspage {location-positioning-cpp.html}{Positioning (C++)} This example class reads location data from a text file, \e log.txt. The file specifies location data using a simple text format: it contains one @@ -222,19 +243,4 @@ that is received by \c ClientApplication. Before running the example, make sure you have done both \tt make and \tt {make install}. - -\section1 Examples - -\section3 \b{Flickr Example} - -The \l{Flickr QML}{Flickr Example} uses the Location to download thumbnail -images from Flickr relevant to the current location. - - - -\section1 Location Position Classes - -\annotatedlist QtLocation-positioning - - */ |