88 lines
2.8 KiB
Dart
88 lines
2.8 KiB
Dart
import 'package:flutter/cupertino.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import '../../util/observer_consumers.dart';
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import '../markdown_text.dart';
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import 'post_status.dart';
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import 'post_store.dart';
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class PostBody extends StatelessWidget {
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const PostBody();
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final fullPost = context.read<IsFullPost>();
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return ObserverBuilder<PostStore>(builder: (context, store) {
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final body = store.postView.post.body;
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if (body == null) return const SizedBox();
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if (fullPost) {
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return Padding(
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padding: const EdgeInsets.all(10),
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child: MarkdownText(
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body,
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instanceHost: store.postView.instanceHost,
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selectable: true,
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),
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);
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} else {
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return LayoutBuilder(
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builder: (context, constraints) {
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final span = TextSpan(
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text: body,
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);
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final tp = TextPainter(
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text: span,
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maxLines: 10,
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textDirection: Directionality.of(context),
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)..layout(maxWidth: constraints.maxWidth - 20);
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if (tp.didExceedMaxLines) {
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return ConstrainedBox(
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constraints: BoxConstraints(maxHeight: tp.height),
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child: Stack(
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alignment: Alignment.bottomCenter,
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children: [
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ClipRect(
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child: Align(
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alignment: Alignment.topCenter,
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heightFactor: 0.8,
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child: Padding(
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padding: const EdgeInsets.all(10),
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child: MarkdownText(body,
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instanceHost: store.postView.instanceHost),
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),
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),
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),
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Container(
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height: tp.preferredLineHeight * 2.5,
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decoration: 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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theme.cardColor.withAlpha(0),
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theme.cardColor,
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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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} else {
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return Padding(
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padding: const EdgeInsets.all(10),
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child: MarkdownText(body,
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instanceHost: store.postView.instanceHost));
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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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