> For the complete documentation index, see [llms.txt](https://docs.emobiq.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.emobiq.com/emobiq-client/006-actions-and-visual-logic/action-reference/cordova/app/canvasresize.md).

# canvasResize

## Description

Resize an existing canvas, canvas are mainly used for printing.

### Platform Supported

* Web
* Mobile

## Input / Parameter

| Name         | Description                                             | Data Type                                                                             | Default | Options | Required |
| ------------ | ------------------------------------------------------- | ------------------------------------------------------------------------------------- | ------- | ------- | -------- |
| canvas       | An existing canvas to be copied over to the new canvas. | [HTMLCanvasElement](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/canvas) | -       | -       | Yes      |
| canvasWidth  | Width of the new resized canvas.                        | Number                                                                                | -       | -       | No       |
| canvasHeight | Height of the new resized canvas.                       | Number                                                                                | -       | -       | No       |
| extra        | Additional data to be used in the callbacks.            | Any                                                                                   | -       | -       | No       |

## Output

| Description                                                 | Output Type |
| ----------------------------------------------------------- | ----------- |
| Returns 'true' or 'false', if it was executed successfully. | Boolean     |

## Callback

### callback

The function to be executed when the canvas is resized successfully.

| Description              | Output Type                                                                           |
| ------------------------ | ------------------------------------------------------------------------------------- |
| Returns the html canvas. | [HTMLCanvasElement](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/canvas) |

### errorCallback

The function to be executed when the canvas is not resized successfully.

| Description        | Output Type |
| ------------------ | ----------- |
| Returns the error. | Text        |