added save image and more feature
This commit is contained in:
kicap1992
@ -1,10 +1,21 @@
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// ignore_for_file: avoid_print
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import 'dart:convert';
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import 'dart:io';
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import 'dart:typed_data';
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import 'package:flutter/material.dart';
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import 'package:flutter/rendering.dart';
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import 'package:flutter_colorpicker/flutter_colorpicker.dart';
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// import 'package:flutter/services.dart';
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// import 'dart:ui' as ui;
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// import 'package:image_gallery_saver/image_gallery_saver.dart';
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import 'package:path_provider/path_provider.dart';
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import 'dart:ui' as ui;
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import '../controller/myCustonPainter.dart';
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// import 'package:flutter_hooks/flutter_hooks.dart';
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import 'package:flutter_easyloading/flutter_easyloading.dart';
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import 'package:intl/intl.dart' show toBeginningOfSentenceCase;
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class Mewarna1Page extends StatefulWidget {
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const Mewarna1Page({Key? key}) : super(key: key);
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@ -17,29 +28,72 @@ class _Mewarna1PageState extends State<Mewarna1Page> {
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// List<Offset?> points = [];
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List<DrawingArea?> points = [];
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// List<DrawingArea?> undoPoints = [];
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Color selectedColor = Colors.black.withOpacity(0.08);
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Color selectedColor = Colors.black.withOpacity(0.01);
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double strokeWidth = 2.0;
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// ui.Image? image;
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late Map args;
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// @override
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// void initState() {
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// // TODO: implement initState
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// super.initState();
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// // selectedColor = Colors.black;
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// // strokeWidth = 2.0;
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// // loadImage('assets/hewan/singa.jpg');
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// args = ModalRoute.of(context)?.settings.arguments as Map;
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// print(args);
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final GlobalKey _globalKey = GlobalKey();
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Uint8List? _bytes;
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String _ini = 'tiada';
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bool _delete = false;
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// ignore: unused_element
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// Future _saveNetworkImage() async {
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// // String path =
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// // 'https://image.shutterstock.com/image-photo/montreal-canada-july-11-2019-600w-1450023539.jpg';
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// // GallerySaver.saveImage(path, albumName: "Download");
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// }
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Future _saveImage(Uint8List bytes) async {
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final appStorage = await getApplicationDocumentsDirectory();
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final file = File('${appStorage.path}/screenshot.png');
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await file.writeAsBytes(bytes);
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}
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Future<Uint8List> _capturePng() async {
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// try {
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await EasyLoading.show(
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status: 'loading...',
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maskType: EasyLoadingMaskType.black,
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);
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RenderRepaintBoundary boundary =
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_globalKey.currentContext!.findRenderObject()! as RenderRepaintBoundary;
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ui.Image image = await boundary.toImage(pixelRatio: 3.0);
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ByteData? byteData = await image.toByteData(format: ui.ImageByteFormat.png);
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var pngBytes = byteData!.buffer.asUint8List();
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var bs64 = base64Encode(pngBytes);
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setState(() {
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_bytes = base64Decode(bs64);
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_ini = 'ada';
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points.clear();
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});
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await _saveImage(base64Decode(bs64));
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// await _saveNetworkImage();
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// await ImageGallerySaver.saveImage(Uint8List.fromList(pngBytes),
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// quality: 60, name: "hello");
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await EasyLoading.dismiss();
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return pngBytes;
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// } catch (e) {
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// print(e);
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// return null;
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// }
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}
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@override
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void didChangeDependencies() {
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// ignore: todo
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// TODO: implement didChangeDependencies
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super.didChangeDependencies();
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args = ModalRoute.of(context)?.settings.arguments as Map;
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print(args);
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// print(args);
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}
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void selectColor() {
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@ -51,9 +105,9 @@ class _Mewarna1PageState extends State<Mewarna1Page> {
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child: BlockPicker(
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pickerColor: selectedColor,
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onColorChanged: (color) {
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print(colorToHex(color));
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// print(colorToHex(color));
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setState(() {
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selectedColor = color.withOpacity(0.08);
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selectedColor = color.withOpacity(0.01);
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});
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},
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),
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@ -79,97 +133,156 @@ class _Mewarna1PageState extends State<Mewarna1Page> {
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return WillPopScope(
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onWillPop: _onWillPopScope,
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child: Scaffold(
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appBar: AppBar(
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title: Text(toBeginningOfSentenceCase(args['nama']?.toString()) ??
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'Mewarna 1'),
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actions: [
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Ink(
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decoration: ShapeDecoration(
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color: _delete ? Colors.red : Colors.transparent,
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shape: const CircleBorder(),
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),
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child: IconButton(
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icon: const Icon(Icons.delete),
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onPressed: () {
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setState(() {
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_delete = !_delete;
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});
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},
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),
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),
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IconButton(
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icon: const Icon(Icons.save_alt_outlined),
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onPressed: () {},
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),
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],
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),
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body: Stack(
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children: [
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Container(
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decoration: const BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [
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Color.fromRGBO(138, 35, 135, 1.0),
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Color.fromRGBO(233, 64, 87, 1.0),
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Color.fromRGBO(242, 113, 33, 1.0),
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])),
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],
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),
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),
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),
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Center(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.center,
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Container(
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width: width * 0.80,
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height: height * 0.80,
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decoration: BoxDecoration(
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borderRadius:
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const BorderRadius.all(Radius.circular(20.0)),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.4),
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blurRadius: 5.0,
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spreadRadius: 1.0,
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)
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],
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image: DecorationImage(
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image: AssetImage("assets/" +
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args['kategori'] +
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"/" +
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args['nama'] +
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".jpg"),
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fit: BoxFit.fill,
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RepaintBoundary(
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key: _globalKey,
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child: Container(
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width: width * 0.80,
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height: height * 0.70,
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decoration: BoxDecoration(
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borderRadius: const BorderRadius.all(
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Radius.circular(20.0),
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),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withOpacity(0.4),
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blurRadius: 5.0,
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spreadRadius: 1.0,
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)
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],
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image: _ini == 'tiada'
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? DecorationImage(
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image: AssetImage("assets/" +
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args['kategori'] +
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"/" +
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args['nama'] +
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".jpg"),
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fit: BoxFit.fill,
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)
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: DecorationImage(
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image: MemoryImage(_bytes!),
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fit: BoxFit.cover,
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),
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),
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),
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child: GestureDetector(
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onPanDown: (details) {
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setState(() {
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// points.add(details.localPosition);
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// print(points);
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points.add(
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DrawingArea(
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point: details.localPosition,
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areaPaint: Paint()
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..strokeCap = StrokeCap.round
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..isAntiAlias = true
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..color = selectedColor
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..strokeWidth = strokeWidth,
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),
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);
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});
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},
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onPanUpdate: (details) {
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setState(() {
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// points.add(details.localPosition);
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// print(points);
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points.add(
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DrawingArea(
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point: details.localPosition,
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areaPaint: Paint()
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..strokeCap = StrokeCap.round
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..isAntiAlias = true
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..color = selectedColor
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..strokeWidth = strokeWidth,
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),
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);
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});
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},
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onPanEnd: (details) {
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setState(() {
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points.add(null);
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// print(details);
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});
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},
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child: ClipRRect(
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borderRadius:
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const BorderRadius.all(Radius.circular(20.0)),
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child: CustomPaint(
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painter: MyCustomPainter(points: points),
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child: GestureDetector(
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onPanDown: (details) {
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if (_delete) {
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setState(() {
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points.add(
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DrawingArea(
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point: details.localPosition,
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areaPaint: Paint()
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..strokeCap = StrokeCap.round
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..isAntiAlias = true
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..color = Colors.white.withOpacity(0.07)
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..strokeWidth = strokeWidth,
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),
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);
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});
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} else {
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setState(() {
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points.add(
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DrawingArea(
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point: details.localPosition,
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areaPaint: Paint()
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..strokeCap = StrokeCap.round
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..isAntiAlias = true
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..color = selectedColor
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..strokeWidth = strokeWidth,
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),
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);
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});
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}
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},
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onPanUpdate: (details) {
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if (_delete) {
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setState(() {
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points.add(
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DrawingArea(
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point: details.localPosition,
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areaPaint: Paint()
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..strokeCap = StrokeCap.round
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..isAntiAlias = true
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..color = Colors.white.withOpacity(0.07)
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..strokeWidth = strokeWidth,
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),
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);
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});
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} else {
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setState(() {
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points.add(
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DrawingArea(
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point: details.localPosition,
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areaPaint: Paint()
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..strokeCap = StrokeCap.round
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..isAntiAlias = true
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..color = selectedColor
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..strokeWidth = strokeWidth,
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),
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);
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});
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}
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},
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onPanEnd: (details) {
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setState(() {
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points.add(null);
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// print(details);
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});
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},
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child: ClipRRect(
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borderRadius:
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const BorderRadius.all(Radius.circular(20.0)),
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child: CustomPaint(
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painter: MyCustomPainter(points: points),
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),
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),
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),
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),
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),
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const SizedBox(
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height: 10,
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),
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const SizedBox(height: 5),
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Container(
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width: width * 0.80,
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decoration: const BoxDecoration(
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@ -189,7 +302,7 @@ class _Mewarna1PageState extends State<Mewarna1Page> {
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Expanded(
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child: Slider(
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min: 1.0,
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max: 7.0,
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max: 20.0,
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activeColor: selectedColor.withOpacity(1),
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value: strokeWidth,
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onChanged: (value) {
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@ -211,38 +324,30 @@ class _Mewarna1PageState extends State<Mewarna1Page> {
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//remove the 10 last points
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setState(() {
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if (points.isNotEmpty) {
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if (points.length > 20) {
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if (points.length > 200) {
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points.removeRange(
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points.length - 20, points.length);
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points.length - 200, points.length);
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} else {
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points.clear();
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}
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}
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});
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},
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child: Icon(
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child: const Icon(
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Icons.layers_clear,
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color: Colors.black,
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),
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),
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SizedBox(
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width: 10,
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IconButton(
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onPressed: () async {
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_capturePng();
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print("sini untuk simpan");
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// String path =
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// 'https://image.shutterstock.com/image-photo/montreal-canada-july-11-2019-600w-1450023539.jpg';
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// await GallerySaver.saveImage(path);
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},
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icon: const Icon(Icons.save_alt_outlined),
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),
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// IconButton(
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// onPressed: () {
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// // points.clear();
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// // points.removeLast();
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// // search for undoPoints on points and remove it
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// setState(() {
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// // points.removeLast();
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// if (points.isNotEmpty) {
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// points.removeLast();
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// }
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// });
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// },
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// icon: Icon(Icons.layers_clear),
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// ),
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],
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),
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),
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Block a user