Created
January 24, 2023 06:05
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| import 'dart:io'; | |
| import 'package:exif/exif.dart'; | |
| import 'package:flutter/material.dart'; | |
| import 'package:image_picker/image_picker.dart'; | |
| import 'package:flutter_watermark/flutter_watermark.dart'; | |
| import 'package:http/http.dart' as http; | |
| class MyApp extends StatefulWidget { | |
| @override | |
| _MyAppState createState() => _MyAppState(); | |
| } | |
| class _MyAppState extends State<MyApp> { | |
| File _image; | |
| String _timestamp; | |
| String _location; | |
| Future takePicture() async { | |
| var image = await ImagePicker.pickImage(source: ImageSource.camera); | |
| Map<String, IfdTag> data = await readExifFromBytes(image.readAsBytesSync()); | |
| IfdTag dateTime = data[ExifTags.DATE_TIME_ORIGINAL]; | |
| _timestamp = dateTime.toString(); | |
| IfdTag gpsInfo = data[ExifTags.GPS_INFO]; | |
| _location = gpsInfo.toString(); | |
| final watermarkedImage = await addWatermark(image); | |
| setState(() { | |
| _image = watermarkedImage; | |
| }); | |
| var url = 'your_server_url'; | |
| var response = await http.post( | |
| url, | |
| headers: { | |
| "Content-Type": "multipart/form-data", | |
| }, | |
| body: { | |
| "image": _image, | |
| }, | |
| ); | |
| print(response.statusCode); | |
| } | |
| Future<File> addWatermark(File image) async { | |
| return await Watermark.image( | |
| image, | |
| position: WatermarkPosition.bottomRight, | |
| text: _timestamp + '\n' + _location, | |
| textStyle: TextStyle( | |
| fontWeight: FontWeight.bold, | |
| fontSize: 16, | |
| color: Colors.white, | |
| )); | |
| } | |
| @override | |
| Widget build(BuildContext context) { | |
| return MaterialApp( | |
| home: Scaffold( | |
| appBar: AppBar( | |
| title: Text('Add Watermark to Image'), | |
| ), | |
| body: Center( | |
| child: _image == null | |
| ? Text('No image selected.') | |
| : Image.file(_image), | |
| ), | |
| floatingActionButton: FloatingAction |
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