image_cropper_view

A widget to crop your images.

Features

  • Supports pan, zoom, rotate gestures to position your image
  • Works on desktop, mouse wheel to zoom, ctrl + mouse wheel to rotate
  • Only dart code included, no native dependency
  • Configurable control buttons
  • Support setting clip shape to either circle, rect, or rrect

Getting started

Most likely you will use this as a new route to clip your image.

Usage

var data = await Navigator.of(context)
  .push<ByteData>(MaterialPageRoute(builder: (contex) {
    return ImageCropper(
      image: Image.asset('assets/images/coffee.webp'),
      exportSize: const Size(400, 400),
      clipShape: ClipShape.circle,
    );
  }));
if (data != null) {
  // now data is a ByteData of png image
  var imageData = data.buffer.asUint8List();
  // you can display the image like this
  var img = Image.memory(imageData);
}

Full options

image: An image object to crop

exportSize: How big you want the cropped image to be

clipShape: The shape of the clipped image circle, rect or rrect

clipImage: By default, the clip only affect preview, setting this to true also clip exported image

clipRRectRadius: If clipShape is rrect, you can use this to specify a radius for the rrect

exportBackgroundColor: backgroundColor for the exported image, if there's transparent pixels