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The Bounding Box component for Retool Apps

An interface to display a bounding box and tag areas of an image.

Demo

Settings​

Bounding Box includes the following configurable options when building apps in the IDE.

Event handlersImage src URLShow on desktopShow on mobileMaintain space when hiddenMarginFitAlways show in edit modeStyles

Properties​

All properties for Bounding Box with supported data types or values. You can write JavaScript almost anywhere in Retool to manipulate or read property values.

boundingBoxes​

object[]

A list of bounding box regions.

Properties

height​

number

The height of the bounding box.

label​

string

The label for the annotated text.

width​

number

The width of the bounding box.

x​

number

The horizontal start position of the bounding box.

y​

number

The vertical start position of the bounding box.

events​

object[]

A list of configured event handlers that trigger actions or queries.

Properties

event​

enum

The event type. Refer to the events section for a list of supported events.

method​

enum

The JavaScript method to perform when type is datasource, widget, state, or localStorage.

The type of action to perform.

Values
datasource

Control query.

widget

Control component.

script

Run script.

state

Set variable.

localStorage

Set localStorage.

util

Perform utility action (e.g., Open URL or Confetti).

global​

boolean

Whether the object is globally scoped for use in all app pages.

​

boolean

Whether the component is visible.

id​

string

The unique identifier.

The image to display.

Whether the component is visible in the desktop layout.

Whether the component is visible in the mobile layout.

labels​

string

A list of labels for each item. Falls back to the corresponding value if no label is provided.

Whether the component takes up space on the canvas if hidden is true.

The amount of margin to render outside.

Values
4px 8px

Normal margin.

0

No margin.

The annotation mode used for the image.

Values
boundingbox

Enables annotation with bounding boxes.

landmarking

Enables annotation with landmarks.

pluginType​

string

The plugin type.

Whether to remain visible in the editor if hidden is true.

style​

object

Custom style options in use. Not all style options may be available for all components.

Methods​

JavaScript API methods for interacting with Bounding Box. You can write JavaScript almost anywhere in Retool and use methods to manipulate data and property values.

scrollIntoView​

Scrolls the canvas or parent container so that the selected component appears in the visible area.

boundingBox.scrollIntoView(scrollIntoViewOptions)
Parameters

scrollIntoViewOptions​

object

The scroll options.

Properties

behavior​

enum

The scroll behavior.

Values
auto

Scroll immediately to the specified position.

smooth

Scroll gradually to the specified position.

block​

enum

The scroll position relative to the component.

Values
nearest

Scrolls only the minimum amount required for the component to appear in the visible area. Scrolling does not occur if the component is already in view.

start

Scrolls to position the component at the top of the visible area.

center

Scrolls to position the component in the middle of the visible area.

end

Scrolls to position the component at the bottom of the visible area.

Events​

Events are triggered by user interactions, such as clicking a button or entering a value. Use event handlers to trigger queries or other actions in response to events.

change​

The value is changed.