---
title: "SnapshotHandler | Customer's Canvas On-Premises"
canonical: "https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/SnapshotHandler/"
---

# SnapshotHandler

> - [`ISnapshotHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/ISnapshotHandler.md#isnapshothandler)

## Classes

### SnapshotHandler

#### Implements

#### Constructors

##### Constructor

```ts
new SnapshotHandler(viewer): SnapshotHandler;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `viewer` | [`Viewer`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/Viewer-1.md#viewer) |

###### Returns

[`SnapshotHandler`](#snapshothandler)

#### Methods

##### createSnapshot()

```ts
createSnapshot(): any;
```

###### Returns

`any`

###### Implementation of

[`ISnapshotHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/ISnapshotHandler.md#isnapshothandler).[`createSnapshot`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/ISnapshotHandler.md#createsnapshot)

##### loadSnapshot()

```ts
loadSnapshot(originalSnapshot): void;
```

###### Parameters

| Parameter | Type |
| ------ | ------ |
| `originalSnapshot` | `any` |

###### Returns

`void`

###### Implementation of

[`ISnapshotHandler`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/ISnapshotHandler.md#isnapshothandler).[`loadSnapshot`](https://customerscanvas.com/docs/on-premises/design-atoms-js/reference/design-atoms/ISnapshotHandler.md#loadsnapshot)