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caliper ui docs

Pro

Image crop

Crop an image before it is uploaded. Drag the frame to move it and a handle to resize it; a rule-of-thirds grid shows while you work. A fixed shape keeps only the corner handles, and every move works from the keyboard.

Pro
pnpm dlx shadcn@latest add @caliper/image-crop

Workspace cover

Shown across the top of every page.

Terrace by the water

Drag the frame or a handle

Installs components/ui/image-crop.tsxDepends on none beyond ReactMotion none in component source

When to use

Use it for

  • Avatars, covers and product photos that must fit a known shape.
  • Trimming a screenshot or scan before it is attached.

Skip it when

  • Editing beyond the crop (rotate, filters); that is a media editor.
  • Images the canvas cannot read: cross-origin files without CORS cannot be exported.

Decisions

Why it is built this way, so you know what to keep when you change your copy.

Behaviour

Fractions, not pixels
The crop is reported as fractions of the image, so it holds at any displayed size; cropImage turns it into a file at the image's own resolution.
Keys move and resize
Arrows move the focused frame or handle by 1%, with Shift for 10%; each part announces what it does.

Styling

Shade by shadow
The dimmed area outside the frame is the frame's own spread shadow clipped by the image, so it never lags behind a drag.

Installation

terminal
pnpm dlx shadcn@latest add @caliper/image-crop

Adds its 2 files to components/ui/, each with its own stylesheet, and installs their packages. Pro installs with your access token, set up once per project. See Pro access. The first part also adds Caliper UI’s tokens; import them once as in Installation.

Usage

Import it from your copy of the source. The example behind the preview comes with the source. It is built from ImageCrop, cropImage, centredCrop and resizeCrop.

example.tsx
import { ImageCrop, cropImage, centredCrop, resizeCrop } from "@/components/ui/image-crop"

The worked example comes with Pro

The 61-line example behind the preview opens here, ready to copy.

  • 576 Pro parts, blocks and page templates, all with source
  • $199 once, with a year of updates. What you have stays yours
  • A full refund within 14 days if it is not for you
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API reference

ImageCrop

component
PropTypeDefaultDescription
src *string—
alt *string—
aspectnumber—Pixel width / height to keep, e.g. 1 or 16 / 9. Leave out for a free crop.
cropCropRect—
onCropChange((crop: CropRect) => void)—
onImageLoad((image: HTMLImageElement) => void)—The loaded image, for `cropImage`.
classNamestring—

cropImage

component

No props of its own; it accepts the native props of its root element.

centredCrop

component

No props of its own; it accepts the native props of its root element.

resizeCrop

component
PropTypeDefault
x *number—
y *number—
width *number—
height *number—

Accessibility

It exposes group and button semantics, with aria-roledescription and aria-label kept in step with state.

No custom key handling; Tab and the native activation keys do the work.

Motion

It declares no animation in its component source. Any transition comes from its stylesheet, which uses the duration tokens that collapse to instant under prefers-reduced-motion.

All Files examples