Encrypted messaging app
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import 'dart:io';
import 'package:flutter/material.dart';
enum AvatarTypes {
initials,
icon,
image,
}
class CustomCircleAvatar extends StatelessWidget {
final String? initials;
final Icon? icon;
final File? image;
final Function ()? editImageCallback;
final double radius;
const CustomCircleAvatar({
Key? key,
this.initials,
this.icon,
this.image,
this.editImageCallback,
this.radius = 20,
}) : super(key: key);
Widget avatar(BuildContext context) {
AvatarTypes? type;
if (icon != null) {
type = AvatarTypes.icon;
}
if (initials != null) {
type = AvatarTypes.initials;
}
if (image != null) {
type = AvatarTypes.image;
}
if (type == null) {
throw ArgumentError('Invalid arguments passed to CustomCircleAvatar');
}
if (type == AvatarTypes.initials) {
return CircleAvatar(
backgroundColor: Theme.of(context).colorScheme.tertiary,
radius: radius,
child: Text(initials!),
);
}
if (type == AvatarTypes.icon) {
return CircleAvatar(
backgroundColor: Theme.of(context).colorScheme.tertiary,
radius: radius,
child: icon,
);
}
return Container(
width: radius * 2,
height: radius * 2,
decoration: BoxDecoration(
shape: BoxShape.circle,
image: DecorationImage(
image: Image.file(image!).image,
fit: BoxFit.fill
),
),
);
}
Widget editIcon(BuildContext context) {
if (editImageCallback == null) {
return const SizedBox.shrink();
}
return SizedBox(
height: (radius * 2),
width: (radius * 2),
child: Align(
alignment: Alignment.bottomRight,
child: GestureDetector(
onTap: editImageCallback,
child: Container(
height: (radius / 2) + (radius / 7),
width: (radius / 2) + (radius / 7),
decoration: BoxDecoration(
color: Theme.of(context).scaffoldBackgroundColor,
borderRadius: BorderRadius.circular(30),
),
child: Icon(
Icons.add,
color: Theme.of(context).primaryColor,
size: radius / 2
),
),
),
),
);
}
@override
Widget build(BuildContext context) {
return Stack(
children: [
avatar(context),
editIcon(context),
]
);
}
}