fluffychat/lib/components/content_banner.dart

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import 'package:famedlysdk/famedlysdk.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
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import 'package:flutter_advanced_networkimage/provider.dart';
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import 'matrix.dart';
class ContentBanner extends StatelessWidget {
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final Uri mxContent;
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final double height;
final IconData defaultIcon;
final bool loading;
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final Function onEdit;
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const ContentBanner(this.mxContent,
{this.height = 400,
this.defaultIcon = Icons.people_outline,
this.loading = false,
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this.onEdit,
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Key key})
: super(key: key);
@override
Widget build(BuildContext context) {
final mediaQuery = MediaQuery.of(context);
final int bannerSize =
(mediaQuery.size.width * mediaQuery.devicePixelRatio).toInt();
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final String src = mxContent?.getThumbnail(
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Matrix.of(context).client,
width: bannerSize,
height: bannerSize,
method: ThumbnailMethod.scale,
);
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return Container(
height: 300,
alignment: Alignment.center,
decoration: BoxDecoration(
color: Theme.of(context).secondaryHeaderColor,
),
child: Stack(
children: <Widget>[
Positioned(
left: 0,
right: 0,
top: 0,
bottom: 0,
child: Opacity(
opacity: 0.75,
child: !loading
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? mxContent != null
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? Image(
height: 300,
fit: BoxFit.cover,
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image: AdvancedNetworkImage(
src,
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useDiskCache: !kIsWeb,
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),
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)
: Icon(defaultIcon, size: 300)
: Icon(defaultIcon, size: 300),
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),
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),
if (this.onEdit != null)
Container(
margin: EdgeInsets.all(8),
alignment: Alignment.bottomRight,
child: FloatingActionButton(
mini: true,
backgroundColor: Theme.of(context).primaryColor,
child: Icon(Icons.camera_alt),
onPressed: onEdit,
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),
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),
],
),
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);
}
}