---
title: "TransformProvider | JavaScript maps SDK"
description: "Documentation for MapTiler SDK"
---

> For AI agents: a documentation index is available at [/llms.txt](https://docs.maptiler.com/llms.txt). Markdown versions of all pages are available by appending .md to any URL.

# Class TransformProvider

##### Index

### Constructors[](#constructors)

[constructor](#constructor)

### Accessors[](#accessors)

[bearing](#bearing) [center](#center) [pitch](#pitch) [transform](#transform) [zoom](#zoom)

### Methods[](#methods)

[unproject](#unproject)

## Constructors[](#constructors-1)

### constructor[](#constructor)

-   new TransformProvider(map: [MapLibreMap](https://docs.maptiler.com/sdk-js/api-reference/classes/MapLibreMap/)): TransformProvider[](#constructortransformprovider)
    
    #### Parameters
    
    -   map: [MapLibreMap](https://docs.maptiler.com/sdk-js/api-reference/classes/MapLibreMap/)
    
    #### Returns TransformProvider
    

## Accessors[](#accessors-1)

### bearing[](#bearing)

-   get bearing(): number
    
    #### Returns number
    

### center[](#center)

-   get center(): { lat: number; lng: number }
    
    #### Returns { lat: number; lng: number }
    

### pitch[](#pitch)

-   get pitch(): number
    
    #### Returns number
    

### transform[](#transform)

-   get transform(): [IReadonlyTransform](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.IReadonlyTransform/)
    
    #### Returns [IReadonlyTransform](https://docs.maptiler.com/sdk-js/api-reference/interfaces/Externals.IReadonlyTransform/)
    

### zoom[](#zoom)

-   get zoom(): number
    
    #### Returns number
    

## Methods[](#methods-1)

### unproject[](#unproject)

-   unproject(point: [PointLike](https://docs.maptiler.com/sdk-js/api-reference/types/PointLike/)): [LngLat](https://docs.maptiler.com/sdk-js/api-reference/classes/Externals.LngLat/)[](#unproject-1)
    
    #### Parameters
    
    -   point: [PointLike](https://docs.maptiler.com/sdk-js/api-reference/types/PointLike/)
    
    #### Returns [LngLat](https://docs.maptiler.com/sdk-js/api-reference/classes/Externals.LngLat/)