zhiying_base_widget/lib/pages/feedback_page/widgets/feedback_image.dart

import 'dart:io';

import 'package:flutter/material.dart';

class FeedbackImageWidget extends StatelessWidget {
  final File file;
  final VoidCallback onDelete;

  const FeedbackImageWidget({Key key, this.file, this.onDelete})
      : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Stack(
      alignment: Alignment.topRight,
      children: <Widget>[
        Container(
          width: double.infinity,
          height: double.infinity,
          child: Image.file(
            file,
            fit: BoxFit.cover,
          ),
        ),
        GestureDetector(
          onTap: onDelete,
          child: Transform.translate(
            offset: Offset(4, -4),
            child: Container(
              width: 16,
              height: 16,
              decoration: BoxDecoration(
                  color: Colors.redAccent,
                  borderRadius: BorderRadius.circular(8)),
              child: Icon(
                Icons.remove,
                color: Colors.white,
                size: 10,
              ),
            ),
          ),
        )
      ],
    );
  }
}