share_files_and_screenshot_widgets 1.0.6

This pub lets you share any kind of files (csv, mp4, png etc), take screenshot of the widgets you want and return as Image and share them directly as well in the form of an image.

example/lib/main.dart

import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'dart:ui';
import 'package:share_files_and_screenshot_widgets/share_files_and_screenshot_widgets.dart';

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

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      debugShowCheckedModeBanner: false,
      title: 'Flutter ScreenShot Demo',
      theme: ThemeData(
        primarySwatch: Colors.deepOrange,
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: MyHomePage(title: 'Flutter Demo ScreenShot 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> {
  Image _image;

  GlobalKey previewContainer = new GlobalKey();
  int originalSize = 800;

  @override
  Widget build(BuildContext context) {
    return Scaffold(
        appBar: AppBar(
          title: Text(widget.title),
        ),
        body: SingleChildScrollView(
          child: Center(
            child: Column(
              mainAxisAlignment: MainAxisAlignment.spaceEvenly,
              children: [
                RepaintBoundary(
                  key: previewContainer,
                  child: Container(
                    decoration: BoxDecoration(
                        border: Border.all(width: 1.5),
                        borderRadius: BorderRadius.circular(20),
                        color: Colors.deepPurple),
                    padding: EdgeInsets.all(15),
                    margin: EdgeInsets.all(20),
                    width: MediaQuery.of(context).size.width - 40,
                    height: MediaQuery.of(context).size.height,
                    child: Column(
                      mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                      children: [
                        Text(
                          "This is a picture.",
                          style: TextStyle(
                              fontSize: 20,
                              fontWeight: FontWeight.bold,
                              color: Colors.white),
                        ),
                        Image.asset("assets/example.jpg"),
                        Text(
                          "There’s something so whimsical about these beautiful images that incorporate bokeh. It’s almost as if they could be from a different, magical world. We’ve loved watching the submissions fly in for our bokeh-themed Photo Quest by Meyer-Optik-Görlitz and selected 30+ of our favourites beautiful images to ignite your creative spark! The three lucky winners of this Quest are going to receive an incredible prize courtesy of master lens-crafters Meyer-Optik.",
                          style: TextStyle(color: Colors.white),
                        ),
                      ],
                    ),
                  ),
                ),
                Column(
                  mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                  children: [
                    Container(
                      child: ElevatedButton(
                          child: Text("Take Screenshot!"),
                          onPressed: () {
                            ShareFilesAndScreenshotWidgets()
                                .takeScreenshot(previewContainer, originalSize)
                                .then((Image value) {
                              setState(() {
                                _image = value;
                              });
                            });
                          }),
                    ),
                    Container(
                        child: ElevatedButton(
                            child: Text("Share Screenshot!"),
                            onPressed: () {
                              ShareFilesAndScreenshotWidgets().shareScreenshot(
                                  previewContainer,
                                  originalSize,
                                  "Title",
                                  "Name.png",
                                  "image/png",
                                  text: "This is the caption!");
                            })),
                    Container(
                        child: ElevatedButton(
                            child: Text("Share Image!"),
                            onPressed: () async {
                              ByteData bytes =
                                  await rootBundle.load('assets/example.jpg');
                              Uint8List list = bytes.buffer.asUint8List();
                              ShareFilesAndScreenshotWidgets().shareFile(
                                  "Title", "Name.jpg", list, "image/jpg",
                                  text: "This is the caption!");
                            })),
                    Container(
                        child: ElevatedButton(
                            child: Text("Share Video!"),
                            onPressed: () async {
                              ByteData bytes =
                                  await rootBundle.load('assets/example.mp4');
                              Uint8List list = bytes.buffer.asUint8List();
                              ShareFilesAndScreenshotWidgets().shareFile(
                                  "Title", "Name.mp4", list, "video/mp4",
                                  text: "This is the caption!");
                            })),
                    Container(
                        child: ElevatedButton(
                            child: Text("Share Audio!"),
                            onPressed: () async {
                              ByteData bytes =
                                  await rootBundle.load('assets/example.mp3');
                              Uint8List list = bytes.buffer.asUint8List();
                              ShareFilesAndScreenshotWidgets().shareFile(
                                  "Title", "Name.mp3", list, "audio/mp3",
                                  text: "This is the caption!");
                            })),
                  ],
                ),
                _image != null ? _image : Center()
              ],
            ),
          ),
        ));
  }
}