78 lines
2.2 KiB
Dart
78 lines
2.2 KiB
Dart
import 'package:flutter/material.dart';
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typedef OutlinedWidgetBuilder = Widget Function(BuildContext context, bool isShadow);
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class OutlinedText extends StatelessWidget {
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final OutlinedWidgetBuilder leadingBuilder, trailingBuilder;
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final String text;
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final TextStyle style;
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final double outlineWidth;
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final Color outlineColor;
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static const widgetSpanAlignment = PlaceholderAlignment.middle;
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const OutlinedText({
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Key key,
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this.leadingBuilder,
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@required this.text,
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this.trailingBuilder,
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@required this.style,
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double outlineWidth,
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Color outlineColor,
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}) : outlineWidth = outlineWidth ?? 1,
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outlineColor = outlineColor ?? Colors.black,
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super(key: key);
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@override
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Widget build(BuildContext context) {
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return Stack(
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children: [
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Text.rich(
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TextSpan(
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children: [
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if (leadingBuilder != null)
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WidgetSpan(
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alignment: widgetSpanAlignment,
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child: leadingBuilder(context, true),
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),
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TextSpan(
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text: text,
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style: style.copyWith(
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foreground: Paint()
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..style = PaintingStyle.stroke
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..strokeWidth = outlineWidth
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..color = outlineColor,
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),
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),
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if (trailingBuilder != null)
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WidgetSpan(
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alignment: widgetSpanAlignment,
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child: trailingBuilder(context, true),
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),
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],
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),
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),
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Text.rich(
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TextSpan(
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children: [
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if (leadingBuilder != null)
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WidgetSpan(
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alignment: widgetSpanAlignment,
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child: leadingBuilder(context, false),
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),
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TextSpan(
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text: text,
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style: style,
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),
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if (trailingBuilder != null)
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WidgetSpan(
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alignment: widgetSpanAlignment,
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child: trailingBuilder(context, false),
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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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}
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