345 lines
14 KiB
Dart
345 lines
14 KiB
Dart
import 'dart:io';
|
|
import 'dart:ui';
|
|
import 'package:flutter/material.dart';
|
|
import 'package:cached_network_image/cached_network_image.dart';
|
|
import 'package:photo_view/photo_view.dart';
|
|
import 'package:share_plus/share_plus.dart';
|
|
import 'package:gallery_saver_plus/gallery_saver.dart';
|
|
import 'package:http/http.dart' as http;
|
|
import 'package:path_provider/path_provider.dart';
|
|
import 'package:get/get.dart';
|
|
import 'package:on_field_work/helpers/widgets/my_confirmation_dialog.dart';
|
|
|
|
class ImageViewerDialog extends StatefulWidget {
|
|
final List<dynamic> imageSources;
|
|
final int initialIndex;
|
|
final List<String>? captions;
|
|
final String? title;
|
|
|
|
const ImageViewerDialog({
|
|
Key? key,
|
|
required this.imageSources,
|
|
required this.initialIndex,
|
|
this.captions,
|
|
this.title,
|
|
}) : super(key: key);
|
|
|
|
@override
|
|
State<ImageViewerDialog> createState() => _ImageViewerDialogState();
|
|
}
|
|
|
|
class _ImageViewerDialogState extends State<ImageViewerDialog> {
|
|
late final PageController _controller;
|
|
late int currentIndex;
|
|
|
|
bool isFile(dynamic item) => item is File;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
currentIndex = widget.initialIndex;
|
|
_controller = PageController(initialPage: widget.initialIndex);
|
|
}
|
|
|
|
Future<void> shareImage(dynamic image) async {
|
|
try {
|
|
if (isFile(image)) {
|
|
await Share.shareXFiles([XFile(image.path)],
|
|
text: 'Check out this image!');
|
|
} else if (image is String) {
|
|
await Share.share(image, subject: 'Check out this image!');
|
|
}
|
|
} catch (e) {
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
|
SnackBar(content: Text('Failed to share image: $e')),
|
|
);
|
|
}
|
|
}
|
|
|
|
Future<void> downloadImage(dynamic image) async {
|
|
try {
|
|
if (isFile(image)) {
|
|
await GallerySaver.saveImage(image.path);
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
|
const SnackBar(content: Text('Image saved to gallery')),
|
|
);
|
|
} else if (image is String) {
|
|
final response = await http.get(Uri.parse(image));
|
|
final bytes = response.bodyBytes;
|
|
|
|
final tempDir = await getTemporaryDirectory();
|
|
final filePath =
|
|
'${tempDir.path}/${DateTime.now().millisecondsSinceEpoch}.png';
|
|
final file = await File(filePath).writeAsBytes(bytes);
|
|
|
|
await GallerySaver.saveImage(file.path);
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
|
const SnackBar(content: Text('Image saved to gallery')),
|
|
);
|
|
}
|
|
} catch (e) {
|
|
ScaffoldMessenger.of(context).showSnackBar(
|
|
SnackBar(content: Text('Failed to save image: $e')),
|
|
);
|
|
}
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
return Scaffold(
|
|
backgroundColor: Colors.black,
|
|
body: Stack(
|
|
children: [
|
|
Container(
|
|
decoration: const BoxDecoration(
|
|
gradient: LinearGradient(
|
|
colors: [Color(0xFF101018), Color(0xFF050509)],
|
|
begin: Alignment.topCenter,
|
|
end: Alignment.bottomCenter,
|
|
),
|
|
),
|
|
),
|
|
|
|
// Add vertical padding to avoid overlap with header/footer
|
|
Padding(
|
|
padding:
|
|
const EdgeInsets.only(top: 72, bottom: 110), // Adjust as needed
|
|
child: PageView.builder(
|
|
controller: _controller,
|
|
itemCount: widget.imageSources.length,
|
|
onPageChanged: (index) => setState(() => currentIndex = index),
|
|
itemBuilder: (context, index) {
|
|
final item = widget.imageSources[index];
|
|
final ImageProvider provider = isFile(item)
|
|
? FileImage(item)
|
|
: CachedNetworkImageProvider(item);
|
|
|
|
return Center(
|
|
child: ClipRRect(
|
|
borderRadius: BorderRadius.circular(20),
|
|
child: PhotoView(
|
|
imageProvider: provider,
|
|
backgroundDecoration:
|
|
const BoxDecoration(color: Colors.transparent),
|
|
loadingBuilder: (context, event) =>
|
|
const Center(child: CircularProgressIndicator()),
|
|
errorBuilder: (context, error, stackTrace) =>
|
|
const Center(
|
|
child: Icon(Icons.broken_image,
|
|
size: 64, color: Colors.white54),
|
|
),
|
|
minScale: PhotoViewComputedScale.contained,
|
|
maxScale: PhotoViewComputedScale.covered * 3,
|
|
),
|
|
),
|
|
);
|
|
},
|
|
),
|
|
),
|
|
|
|
// Top blurred app bar with back button and title
|
|
SafeArea(
|
|
child: Padding(
|
|
padding: const EdgeInsets.all(12),
|
|
child: ClipRRect(
|
|
borderRadius: BorderRadius.circular(24),
|
|
child: BackdropFilter(
|
|
filter: ImageFilter.blur(sigmaX: 10, sigmaY: 10),
|
|
child: Container(
|
|
height: 50,
|
|
decoration: BoxDecoration(
|
|
color: Colors.black.withOpacity(0.4),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.black.withOpacity(0.4),
|
|
blurRadius: 8,
|
|
offset: Offset(0, 3),
|
|
),
|
|
],
|
|
),
|
|
child: Row(
|
|
children: [
|
|
Material(
|
|
color: Colors.transparent,
|
|
child: InkWell(
|
|
borderRadius: BorderRadius.circular(24),
|
|
onTap: () => Navigator.of(context).pop(),
|
|
child: const Padding(
|
|
padding: EdgeInsets.all(8),
|
|
child: Icon(Icons.arrow_back_ios_new_rounded,
|
|
color: Colors.white, size: 24),
|
|
),
|
|
),
|
|
),
|
|
const SizedBox(width: 8),
|
|
Expanded(
|
|
child: Text(
|
|
widget.title ?? 'Preview',
|
|
style: const TextStyle(
|
|
color: Colors.white,
|
|
fontSize: 18,
|
|
fontWeight: FontWeight.w600,
|
|
letterSpacing: 0.5,
|
|
),
|
|
maxLines: 1,
|
|
overflow: TextOverflow.ellipsis,
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
|
|
// Bottom control panel with blur and rounded corners
|
|
Align(
|
|
alignment: Alignment.bottomCenter,
|
|
child: SafeArea(
|
|
top: false,
|
|
child: Padding(
|
|
padding:
|
|
const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
|
|
child: ClipRRect(
|
|
borderRadius: BorderRadius.circular(22),
|
|
child: BackdropFilter(
|
|
filter: ImageFilter.blur(sigmaX: 12, sigmaY: 12),
|
|
child: Container(
|
|
padding: const EdgeInsets.symmetric(
|
|
horizontal: 20, vertical: 14),
|
|
decoration: BoxDecoration(
|
|
color: Colors.black.withOpacity(0.4),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: Colors.black54,
|
|
blurRadius: 10,
|
|
offset: Offset(0, 4),
|
|
),
|
|
],
|
|
),
|
|
child: Column(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Row(
|
|
children: [
|
|
Text(
|
|
'${currentIndex + 1}/${widget.imageSources.length}',
|
|
style: const TextStyle(
|
|
color: Colors.white,
|
|
fontWeight: FontWeight.bold,
|
|
fontSize: 15,
|
|
),
|
|
),
|
|
const SizedBox(width: 16),
|
|
Expanded(
|
|
child: Row(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: List.generate(
|
|
widget.imageSources.length, (index) {
|
|
final bool active = index == currentIndex;
|
|
return AnimatedContainer(
|
|
duration:
|
|
const Duration(milliseconds: 300),
|
|
margin: const EdgeInsets.symmetric(
|
|
horizontal: 4),
|
|
height: 8,
|
|
width: active ? 22 : 8,
|
|
decoration: BoxDecoration(
|
|
color: active
|
|
? Colors.white
|
|
: Colors.white54,
|
|
borderRadius: BorderRadius.circular(30),
|
|
boxShadow: active
|
|
? [
|
|
BoxShadow(
|
|
color: Colors.white70,
|
|
blurRadius: 6,
|
|
spreadRadius: 1,
|
|
)
|
|
]
|
|
: [],
|
|
),
|
|
);
|
|
}),
|
|
),
|
|
),
|
|
const SizedBox(width: 16),
|
|
Tooltip(
|
|
message: 'Download Image',
|
|
child: Material(
|
|
color: Colors.transparent,
|
|
child: InkWell(
|
|
borderRadius: BorderRadius.circular(30),
|
|
onTap: () async {
|
|
final confirmed = await Get.dialog<bool>(
|
|
ConfirmDialog(
|
|
title: "Download Image",
|
|
message:
|
|
"Do you want to download this image to your device?",
|
|
confirmText: "Download",
|
|
cancelText: "Cancel",
|
|
onConfirm: () async {
|
|
// Call your existing download method here for the current image
|
|
await downloadImage(widget
|
|
.imageSources[currentIndex]);
|
|
},
|
|
confirmColor: Colors.blueAccent,
|
|
confirmIcon: Icons.download_rounded,
|
|
icon: Icons.download_rounded,
|
|
errorMessage:
|
|
"Failed to download image. Please try again.",
|
|
loadingText: "Downloading…",
|
|
),
|
|
barrierDismissible: false,
|
|
);
|
|
|
|
// Optionally handle if the dialog was cancelled (confirmed == false or null)
|
|
if (confirmed != true) {
|
|
// Download cancelled by user
|
|
}
|
|
},
|
|
child: const Padding(
|
|
padding: EdgeInsets.all(6),
|
|
child: Icon(Icons.download_rounded,
|
|
color: Colors.white, size: 28),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
if (widget.captions != null &&
|
|
widget.captions!.isNotEmpty &&
|
|
currentIndex < widget.captions!.length)
|
|
Padding(
|
|
padding: const EdgeInsets.only(top: 8),
|
|
child: AnimatedOpacity(
|
|
opacity: 1.0,
|
|
duration: const Duration(milliseconds: 400),
|
|
child: Text(
|
|
widget.captions![currentIndex],
|
|
style: const TextStyle(
|
|
color: Colors.white70,
|
|
fontSize: 13,
|
|
),
|
|
textAlign: TextAlign.center,
|
|
maxLines: 2,
|
|
overflow: TextOverflow.ellipsis,
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|