MO-Fuel-Tax-Back/lib/widgets/hero_banner.dart

108 lines
3.2 KiB
Dart

import 'package:flutter/material.dart';
import '../theme/app_theme.dart';
/// Green gradient hero banner background shared by every screen that shows
/// a totals summary (Receipts, Vehicle Detail) — callers supply their own
/// stat row / controls as [child], keeping the container/gradient styling
/// itself in one place.
class HeroBanner extends StatelessWidget {
final Widget child;
const HeroBanner({super.key, required this.child});
@override
Widget build(BuildContext context) {
return Container(
padding: const EdgeInsets.fromLTRB(20, 16, 20, 10),
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(15),
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: AppTheme.heroGradient(context),
),
),
child: child,
);
}
}
/// A single label/value pair inside a [HeroBanner], e.g. "Total Gallons".
class HeroStat extends StatelessWidget {
final String label;
final String value;
final bool alignEnd;
const HeroStat({super.key, required this.label, required this.value, required this.alignEnd});
@override
Widget build(BuildContext context) {
final textAlign = alignEnd ? TextAlign.end : TextAlign.start;
return Column(
crossAxisAlignment: alignEnd ? CrossAxisAlignment.end : CrossAxisAlignment.start,
children: [
Text(
label,
textAlign: textAlign,
style: TextStyle(
color: AppTheme.heroTextSecondary(context),
fontSize: 12,
fontWeight: FontWeight.w600,
),
),
const SizedBox(height: 4),
Text(
value,
textAlign: textAlign,
style: const TextStyle(
color: AppTheme.heroText,
fontSize: 28,
fontWeight: FontWeight.w800,
letterSpacing: -0.5,
),
),
],
);
}
}
/// The icon + two-stat row shared by every hero banner: gallons on the
/// left, the hero icon in the middle, cost on the right.
class HeroStatsRow extends StatelessWidget {
final String gallonsValue;
final String costValue;
final String gallonsLabel;
final String costLabel;
const HeroStatsRow({
super.key,
required this.gallonsValue,
required this.costValue,
this.gallonsLabel = 'Total Gallons',
this.costLabel = 'Total Fuel Cost',
});
@override
Widget build(BuildContext context) {
return Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Expanded(child: HeroStat(label: gallonsLabel, value: gallonsValue, alignEnd: false)),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 8),
// Tall enough to extend past the bottom of the label+value text
// next to it, not just match the label's height — width scales
// automatically from the source's own aspect ratio since only
// height is given.
child: Image.asset(
'assets/icon/hero_icon.png',
height: 58,
fit: BoxFit.contain,
),
),
Expanded(child: HeroStat(label: costLabel, value: costValue, alignEnd: true)),
],
);
}
}