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https://github.com/nisrulz/flutter-examples.git
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150
image_editor/lib/HomePage.dart
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150
image_editor/lib/HomePage.dart
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import 'package:flutter/material.dart';
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import 'package:image_editor/ApplyFilters.dart';
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import 'package:image_editor/EditImg.dart';
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import 'package:image_editor/GetImg.dart';
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import 'package:fluttertoast/fluttertoast.dart';
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import 'package:image_editor/SaveInGallery.dart';
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import 'dart:io';
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class HomePage extends StatefulWidget {
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@override
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_HomePageState createState() => _HomePageState();
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}
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class _HomePageState extends State<HomePage> {
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bool _selected = false; //to check if a image is selected or not
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File _image; //here we will store the selected image and apply modifications
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double _ImageContainerHeight=450, _ImageContainerWidth=400;
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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backgroundColor: Colors.greenAccent[400],
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title: Text('Flutter Image Editor'),
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),
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body: Container(
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child: Column(
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children: <Widget>[
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Container(
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height: _ImageContainerHeight,
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width: _ImageContainerWidth,
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child: _selected // checks if a image is selected or not
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? Image.file(_image)
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: Image.asset('images/cam.png')),
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Row(
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children: <Widget>[
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Spacer(
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flex: 2,
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),
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RaisedButton(
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color: Colors.greenAccent[400],
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child: Text(
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'Get_Image', // to select a image from gallery
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style: TextStyle(color: Colors.white),
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),
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onPressed: () async {
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var _Ifile = await GetiImg(_image); // function called from GetImg.dart
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if (_Ifile != null) {
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setState(() {
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_image = _Ifile;
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_selected = true;
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});
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}
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}),
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Spacer(
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flex: 1,
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),
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RaisedButton(
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color: Colors.greenAccent[400],
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child: Text(
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'Edit Image', //to start editing the shape, size, etc of the selected image
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style: TextStyle(color: Colors.white),
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),
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onPressed: () async {
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if (_image != null) {
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var _Ifile = await EditImg(_image); // function called from EditImg.dart
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if (_Ifile != null) {
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setState(() {
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_image = _Ifile;
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});
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}
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} else {
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Fluttertoast.showToast(
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msg: "Select a image first :-(",
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toastLength: Toast.LENGTH_SHORT,
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gravity: ToastGravity.BOTTOM,
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timeInSecForIosWeb: 1,
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backgroundColor: Colors.green,
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textColor: Colors.white,
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fontSize: 16.0);
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}
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}),
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Spacer(
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flex: 2,
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),
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],
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),
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Row(
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children: <Widget>[
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Spacer(
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flex: 2,
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),
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RaisedButton(
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color: Colors.greenAccent[400],
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child: Text(
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'Apply Filters', //to start apply various photo filters to the selected image
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style: TextStyle(color: Colors.white),
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),
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onPressed: () async {
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if (_image != null) {
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var _Ifile = await ApplyFilters(context, _image); // function called from ApplyFilters.dart
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if (_Ifile != null) {
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setState(() {
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_image = _Ifile;
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});
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}
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} else {
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Fluttertoast.showToast(
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msg: "Select a image first :-(",
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toastLength: Toast.LENGTH_SHORT,
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gravity: ToastGravity.BOTTOM,
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timeInSecForIosWeb: 1,
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backgroundColor: Colors.green,
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textColor: Colors.white,
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fontSize: 16.0);
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}
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}),
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Spacer(
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flex: 1,
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),
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RaisedButton(
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color: Colors.greenAccent[400],
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child: Text(
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'Download Editted image', //to save the edited image to gallery
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style: TextStyle(color: Colors.white),
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),
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onPressed: () async {
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if (_image != null) {
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await SaveImg(_image); // function called from SaveInGallery.dart
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} else {
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Fluttertoast.showToast(
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msg: "Select a image first :-(",
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toastLength: Toast.LENGTH_SHORT,
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gravity: ToastGravity.BOTTOM,
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timeInSecForIosWeb: 1,
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backgroundColor: Colors.green,
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textColor: Colors.white,
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fontSize: 16.0);
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}
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}),
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Spacer(
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flex: 2,
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),
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],
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),
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],
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)),
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);
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}
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}
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