# Changelog for Highcharts Maps v10.0.0 (2022-03-07)

- Most changes listed under Highcharts 10.0.0 above also apply to Highcharts Maps 10.0.0.
- Added native support for TopoJSON in the [chart.map](https://api.highcharts.com/highmaps/chart.map) and [series.mapData](https://api.highcharts.com/highmaps/plotOptions.map.mapData) options.
- Moved existing translation functions from Chart to MapView, and added new functions `MapView.pixelsToLonLat` and `MapView.lonLatToPixels`. Added [lon](https://api.highcharts.com/highmaps/series.mappoint.data.lon) and [lat](https://api.highcharts.com/highmaps/series.mappoint.data.lat) properties directly to mouse event arguments.
- Added new map series option, [map.affectsMapView](https://api.highcharts.com/highmaps/plotOptions.map.affectsMapView).

## Bug fixes
- Default [joinBy](https://api.highcharts.com/highmaps/plotOptions.series.joinBy) added for mapbubble.
- Fixed [#16722](https://github.com/highcharts/highcharts/issues/16722), container size preventing map rotation.
- Fixed [#16896](https://github.com/highcharts/highcharts/issues/16896), hovering over `mapbubble` with shared tooltip caused an error.
- Fixed [#15782](https://github.com/highcharts/highcharts/issues/15782), export hamburger icon hiding behind `mapNavButtons`.
- Fixed [#15374](https://github.com/highcharts/highcharts/issues/15374), maps [series.joinBy](https://api.highcharts.com/highmaps/plotOptions.series.joinBy) update didn't work.
- Fixed [#11636](https://github.com/highcharts/highcharts/issues/11636), updating [series.mapData](https://api.highcharts.com/highmaps/series.map.mapData) didn't work correctly.
