Fly-to camera animation

package com.mapbox.maps.testapp.examples.globe
 
import android.graphics.Color.rgb
import android.os.Bundle
import android.widget.Toast
import androidx.appcompat.app.AppCompatActivity
import com.mapbox.geojson.Point
import com.mapbox.maps.MapView
import com.mapbox.maps.MapboxMap
import com.mapbox.maps.Style
import com.mapbox.maps.dsl.cameraOptions
import com.mapbox.maps.extension.style.atmosphere.generated.atmosphere
import com.mapbox.maps.extension.style.layers.properties.generated.ProjectionName
import com.mapbox.maps.extension.style.projection.generated.projection
import com.mapbox.maps.extension.style.sources.generated.rasterDemSource
import com.mapbox.maps.extension.style.style
import com.mapbox.maps.extension.style.terrain.generated.terrain
import com.mapbox.maps.plugin.animation.MapAnimationOptions.Companion.mapAnimationOptions
import com.mapbox.maps.plugin.animation.flyTo
import com.mapbox.maps.plugin.gestures.OnMapClickListener
import com.mapbox.maps.plugin.gestures.addOnMapClickListener
import com.mapbox.maps.testapp.R
 
/**
* Use [MapboxMap.flyTo] on a map with globe projection, atmosphere and terrain to slowly zoom to a location.
*/
class GlobeFlyToActivity : AppCompatActivity(), OnMapClickListener {
 
private lateinit var mapboxMap: MapboxMap
private var isAtStart = true
 
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
val mapView = MapView(this)
setContentView(mapView)
mapboxMap = mapView.mapboxMap
mapboxMap.loadStyle(
style(Style.SATELLITE_STREETS) {
+projection(ProjectionName.GLOBE)
+atmosphere {
color(rgb(220, 159, 159)) // Pink fog / lower atmosphere
highColor(rgb(220, 159, 159)) // Blue sky / upper atmosphere
horizonBlend(0.4) // Exaggerate atmosphere (default is .1)
}
+rasterDemSource("raster-dem") {
url("mapbox://mapbox.terrain-rgb")
}
+terrain("raster-dem")
}
) {
// Toast instructing user to tap on the map
Toast.makeText(
this@GlobeFlyToActivity,
getString(R.string.tap_on_map_instruction),
Toast.LENGTH_LONG
).show()
mapboxMap.addOnMapClickListener(this@GlobeFlyToActivity)
}
}
 
override fun onMapClick(point: Point): Boolean {
val target = if (isAtStart) CAMERA_END else CAMERA_START
isAtStart = !isAtStart
mapboxMap.flyTo(
target,
mapAnimationOptions {
duration(12_000)
}
)
return true
}
 
private companion object {
private val CAMERA_START = cameraOptions {
center(Point.fromLngLat(80.0, 36.0))
zoom(1.0)
pitch(0.0)
bearing(0.0)
}
private val CAMERA_END = cameraOptions {
center(Point.fromLngLat(8.11862, 46.58842))
zoom(12.5)
pitch(75.0)
bearing(130.0)
}
}
}