window_paint 0.0.1

Paint over another widget.

example/lib/main.dart

import 'package:example/window_paint_control.dart';
import 'package:window_paint/window_paint.dart';
import 'package:window_paint/window_paint_controller.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        primarySwatch: Colors.blue,
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  final _windowPaintController = WindowPaintController(
    initialColor: Colors.red,
  );

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(widget.title),
      ),
      body: Padding(
        padding: const EdgeInsets.all(16.0),
        child: Center(
          child: Column(
            children: [
              WindowPaintControl(
                controller: _windowPaintController,
              ),
              WindowPaint(
                controller: _windowPaintController,
                child: Image.network(
                    'https://www.humanesociety.org/sites/default/files/styles/1240x698/public/2020-07/kitten-510651.jpg?h=f54c7448&itok=ZhplzyJ9'),
              ),
            ],
          ),
        ),
      ),
    );
  }
}