OPEN SOURCE

Image Cropper Widget

A pure Dart image cropping package for Flutter that offers total control over the cropping experience. No platform-native dependencies mean it's low-weight and easy to customize, featuring flip, rotate, and aspect ratio locking.

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The Challenge

Many Flutter image croppers rely on platform-native code, which increases bundle size and makes deep UI customization difficult. Developing a pure Dart solution that performs smoothly while offering full control over handles and transformations was the primary technical challenge.

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The Solution

  • Pure Dart Implementation: Built the entire cropping logic in Dart to eliminate native dependencies and ensure cross-platform consistency.
  • Mathematical Transformations: Implemented complex coordinate transformations for flipping, rotating, and aspect ratio locking within the Flutter widget tree.
  • Customizable UI: Designed a flexible handle and overlay system that developers can easily style to match their app's design language.
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Tech Stack

Flutter
Dart

Interface Design

Visual High-Fidelity

Cropper Interface

Cropper Interface

Core Widget