maps

I suggest to add a section in the Layers Control tutorial where is described how can layers added and removed dynamically.

Docu: https://leafletjs.com/reference.html#control-layers-addbaselayer

PR is welcome.

MGLTilePyramidOfflineRegion should have a countOfTiles method that returns the number of tiles included in the tile pyramid. The implementation would rely on the mbgl::util::tileCount() function added in #9906.

This is the iOS/macOS equivalent to #11108 for Android. It would serve as a built-in alternative to mapbox/turf-swift#47 for applications already using the map SDK, including applica

maptalks's version and what browser you use?
v0.43.0, chrome

Issue description
Layers do not share WebGL context, which creates glitches when a map has more than one 3d layer. For example a buildings layer with a 3D line will not hide the line behind the buildings.
In particular, I am implementing a 3D terrain layer but this layer will not hide (behind mountains) any other 3d element

When im searching for something and have finished typing I tend to press enter to make the keyboard go away
This works in all apps. Just not in this one

Organic maps instead switches from list of search results to the map that displays results

A user that comes from any other app expects to type the search request, click enter and then be shown the search results
And this case the user gets a bl

What's your browser and operating system? (Copy/paste the output of https://www.whatismybrowser.com/)

Firefox

What is the problem?

There does not seem to be a way to get the z-coordinate of a point in orthophoto.

What should be the expected behavior?

The measure

'react-autocomplete' (https://github.com/reactjs/react-autocomplete) is no longer maintained and causing warnings

react-dom.development.js:12357 Warning: componentWillMount has been renamed, and is not recommended for use. See https://fb.me/react-unsafe-component-lifecycles for details.

• Move code with side effects to componentDidMount, and set initial state in the constructor.
• R