OkMap Desktop 18.3

Track point and route waypoint info box: Added: distance, azimuth and inverse azimuth from previous point.
Maps: Context menu Generate: Added "Inverse Azimith" indicator.
Maps: Context menu Coordinates - Show compass: Compass in different colors (customizable in Preferences - Maps).
View - Redraw menu: Updates, in addition to the drawing of the map also: Statusbar, Menu, File manager (if they are misaligned).
Added EPSG 4087 projection: "WGS 84 / Plate carree".
FIX: Utilities - GPX - Track statistics / Track performance: Enabled only if there are tracks in at least one loaded file.

Download DEM data from okmap.org.
Map tiling: If north orientation is required, it is signaled with a warning message that allows you to continue.

EPSG database update to version 10.015.
Vector, tracks and routes lines: Increased maximum line thickness in pixels to 10.
File Manager: "Select map" context menu deleted.
FIX: Error in the Hotine Oblique Mercator and Oblique Mercator formulas.
FIX: Web maps: Increase performance in the presence of vector data.
FIX: Web maps: Smoother movement.
FIX: Error displaying vector map information.

New user interface with ribbon.
Update of datum descriptions and projections according to the official EPSG database.
Insertion of new datum with major / minor ellipsoid radius units of measure other than "meters" and revision of the calculations.
Insertion of new datum with meridian different from Greenwich and revision of the calculations.
Insertion of new projections with false east / north units of measure other than "meters" and revision of the calculations.
Datum list: Added EPSG codes, prime meridian and coordinates from Greenwich.
Predefined projections list: Added EPSG codes, conversion description and names used by other software.
New 2.1 .okm format also containing EPSG codes and new units of measurement.
When loading a .okm map in 1.1 format, confirmation of the conversion to the new 2.1 format is requested (strongly recommended).
New 2.1 map index format (the first time OkMap is launched the index file must be recreated).
Map indexing: It is request whether to automatically update the maps in OkMap format from the old format to the new one.
Indexed maps list: Added EPSG codes.

File manager: Added list functions of indexed files (maps and GPX).
FIX: The map orientation calculation was wrong if rotation angle <-90 ° or greater than + 90 °.
FIX: Save image: Transparent images management.
FIX: Save Image: 32-bit color depth images were converted to 24-bit.

FIX: Save map in OruxMap format: Fixed a problem in case the map used a custom projection.
FIX: Enable / disable Save Map, GPX, Photos, Toponyms menu / quick menu.
FIX: Map grid parameters: International interpretation of the decimal points of the metric grid.
FIX: In some circumstances, at the end of processing, the cursor was not reset to "Default".

Update to EPSG database v10.021, 2021-05-13.
Optional subdivision of the metric grid into 10 parts.
Optional subdivision of the geographical grid into 6 parts.
Fixed some errors in the Italian and Slovenian translations.

EPSG database update to version 10.027 of 6/17/2021.
New feature: Photos geotagging using a track.
New function: Context menu - Coordinates - Photo geotag.
New feature: Utility - View the tags of a file.
FIX: Map Indexing: Disable all fields when running.

EPSG database update to version 10.028 of 7/6/2021.
Proj4 update to version 2.7.4.
Pie attributes: Increased the radius limit from 10 to 100 km.
FIX: Improved the scale calculation for raster and web maps.
FIX: Map merge: The function in some particular cases did not produce correct results.
FIX: Drag & drop of n GPX files: It opened the default web map n times.
FIX: Improvement of some Slovenian translations.