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Qt Map Zoomlevel Calculation
Dev1337 last edited by Dev1337
someboy knows mybe how to calculate the zoomlevel for the qt map item?
I am displaing pints on the map in a circle of 50km.
I got a circle on the map and want to set the zoomlevel of the map to a point where the circle has a diameter of 80km
so the points on the map fitts to the circle inside.
Here a picture:
But i cant figure out how the calculation shoud look like.
Somebody got experience in this??