Newly added features in history versions

Map service upgrade

• Added support for Shandong local sky map standard.
• Added Rest map service with key support.
• Update the data service, and improve the data submission performance by 40%.
• Added a residual map outside the scale range of the display sky map exceeding the 18-level scale.
• Added setting sky map service display level.
• Newly supported 400+espgcode is 3994-5819 coordinate system.

Map display optimization

• New high-performance reading VSI virtual file system.
• Optimize the CAD layer text strikethrough style.
• Optimize the refresh effect of layered drawing text.
• Optimize the refresh performance of map layered drawing.
• Added real-time synchronous refresh aggregation map.
• Optimize the map refresh residual map mechanism and repair the superposition effect of transparent tiles.
• Upgrade the APP operation life cycle management to improve the stability of background switching.

Basic functions are perfect

• Added import of KML format files to the udbx data source.
• When the multi-point spatial distance of the new two-dimensional map is calculated, the length value of any adjacent two-point line segment is obtained.
• Add a two-dimensional map multi-point line segment to obtain the angle value of any adjacent line segment.

License upgrade

• Fix the problem that the license under the account cannot be obtained when some cloud license queries are activated.