react-map-gl/docs/api-reference/fly-to-interpolator.md
2021-01-26 19:52:38 -08:00

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# FlyToInterpolator
![Since v3.2](https://img.shields.io/badge/since-v3.2-green)
Implements the `TransitionInterpolator` interface. Designed to use with the `transitionInterpolator` prop of [InteractiveMap](/docs/api-reference/interactive-map.md).
This interpolator offers similar behavior to Mapbox's `flyTo` method.
```jsx
import ReactMapGL, {FlyToInterpolator} from 'react-map-gl';
<ReactMapGL
...
transitionDuration={1000}
transitionInterpolator={new FlyToInterpolator()} />
```
## Constructor
`new FlyToInterpolator([options])`
Parameters:
- `options` {Object} (optional)
+ `curve` (Number, optional, default: 1.414) - The zooming "curve" that will occur along the flight path.
- `speed` (Number, optional, default: 1.2) - The average speed of the animation defined in relation to `options.curve`, it linearly affects the duration, higher speed returns smaller durations and vice versa.
- `screenSpeed` (Number, optional) - The average speed of the animation measured in screenfuls per second. Similar to `opts.speed` it linearly affects the duration, when specified `opts.speed` is ignored.
- `maxDuration` (Number, optional) - Maximum duration in milliseconds, if calculated duration exceeds this value, `0` is returned.
## Source
[viewport-fly-to-interpolator.js](https://github.com/visgl/react-map-gl/tree/6.1-release/src/utils/transition/viewport-fly-to-interpolator.js)