Add documentation related to protocol handled by VikSlippyMapSource. Signed-off-by: Guilhem Bonnefille <guilhem.bonnefi...@gmail.com>
--- src/vikslippymapsource.c | 25 +++++++++++++++++++++++++ 1 files changed, 25 insertions(+), 0 deletions(-) diff --git a/src/vikslippymapsource.c b/src/vikslippymapsource.c index 1c36cdc..c2b0b05 100644 --- a/src/vikslippymapsource.c +++ b/src/vikslippymapsource.c @@ -16,6 +16,31 @@ * You should have received a copy of the GNU General Public License along * with this program. If not, see <http://www.gnu.org/licenses/>. */ + + /** + * SECTION:vikslippymapsource + * @short_description: the class for SlippyMap oriented map sources + * + * The #VikSlippyMapSource class handles slippy map oriented map sources. + * The related service is tile oriented, Ã la Google. + * + * The tiles are in 'google spherical mercator', which is + * basically a mercator projection that assumes a spherical earth. + * http://docs.openlayers.org/library/spherical_mercator.html + * + * Such service is also a type of TMS (Tile Map Service) as defined in + * OSGeo's wiki. + * http://wiki.osgeo.org/wiki/Tile_Map_Service_Specification + * http://en.wikipedia.org/wiki/Tile_Map_Service + * But take care that the Y axis is inverted, ie the origin is at top-left + * corner. + * Following this specification, the protocol handled by this class + * follows the global-mercator profile. + * + * You can also find many interesting information on the OSM's wiki. + * http://wiki.openstreetmap.org/wiki/Slippy_map_tilenames + */ + #ifdef HAVE_CONFIG_H #include "config.h" #endif -- tg: (c74aa9c..) t/tms/document-slippymap-class (depends on: master)
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