200 lines
6.4 KiB
Dart
200 lines
6.4 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:fl_chart/fl_chart.dart';
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import 'package:maibu_satabot_v2/features/v2/home/domain/entities/home_entity.dart';
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class PowerTrendChart extends StatelessWidget {
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final List<PowerTrendPoint> data;
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final String trendType;
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final Function(String) onToggleType;
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const PowerTrendChart({
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super.key,
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required this.data,
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required this.trendType,
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required this.onToggleType,
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});
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@override
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Widget build(BuildContext context) {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: [
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const Text(
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'发电趋势（今日）',
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style: TextStyle(
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fontSize: 18,
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fontWeight: FontWeight.bold,
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color: Color(0xFF1D2129),
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),
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),
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Container(
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height: 32,
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decoration: BoxDecoration(
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color: const Color(0xFFF5F7FA),
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borderRadius: BorderRadius.circular(8),
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),
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child: Row(
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children: [
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_buildTypeButton('kW'),
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_buildTypeButton('周'),
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],
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),
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),
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],
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),
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const SizedBox(height: 12),
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Container(
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height: 220,
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padding: const EdgeInsets.all(16),
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decoration: BoxDecoration(
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color: Colors.white,
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borderRadius: BorderRadius.circular(16),
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boxShadow: const [
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BoxShadow(
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color: Color(0x0D000000),
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blurRadius: 4,
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offset: Offset(0, 2),
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),
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],
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),
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child: LineChart(
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LineChartData(
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gridData: FlGridData(
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show: true,
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drawVerticalLine: true,
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horizontalInterval: 200,
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verticalInterval: 6,
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getDrawingHorizontalLine: (value) {
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return FlLine(
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color: const Color(0xFFE5E6EB).withOpacity(0.3),
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strokeWidth: 1,
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);
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},
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getDrawingVerticalLine: (value) {
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return FlLine(
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color: const Color(0xFFE5E6EB).withOpacity(0.3),
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strokeWidth: 1,
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);
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},
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),
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titlesData: FlTitlesData(
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bottomTitles: AxisTitles(
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sideTitles: SideTitles(
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showTitles: true,
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reservedSize: 30,
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interval: 6,
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getTitlesWidget: (value, meta) {
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final index = value.toInt();
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if (index == 0 || index == 6 || index == 12 || index == 18 || index == 23) {
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String time;
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if (index == 23) {
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time = '23:00';
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} else {
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time = '${index.toString().padLeft(2, '0')}:00';
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}
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return Text(
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time,
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style: const TextStyle(
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color: Color(0xFF86909C),
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fontSize: 12,
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),
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);
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}
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return const Text('');
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},
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),
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),
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leftTitles: AxisTitles(
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sideTitles: SideTitles(
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showTitles: true,
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reservedSize: 40,
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interval: 200,
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getTitlesWidget: (value, meta) {
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return Text(
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value.toInt().toString(),
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style: const TextStyle(
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color: Color(0xFF86909C),
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fontSize: 12,
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),
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);
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},
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),
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),
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rightTitles: const AxisTitles(
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sideTitles: SideTitles(showTitles: false),
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),
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topTitles: const AxisTitles(
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sideTitles: SideTitles(showTitles: false),
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),
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),
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borderData: FlBorderData(show: false),
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minX: 0,
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maxX: 23,
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minY: 0,
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maxY: 1000,
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lineBarsData: [
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LineChartBarData(
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spots: data
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.asMap()
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.entries
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.map((e) => FlSpot(e.key.toDouble(), e.value.power))
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.toList(),
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isCurved: true,
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color: const Color(0xFF165DFF),
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barWidth: 2,
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dotData: FlDotData(
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show: true,
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getDotPainter: (spot, percent, barData, index) {
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return FlDotCirclePainter(
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radius: 2,
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color: const Color(0xFF165DFF),
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);
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},
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),
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belowBarData: BarAreaData(
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show: true,
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gradient: LinearGradient(
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colors: [
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const Color(0xFF165DFF).withOpacity(0.2),
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const Color(0xFF165DFF).withOpacity(0.0),
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],
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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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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);
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}
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Widget _buildTypeButton(String type) {
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final isSelected = trendType == type;
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return GestureDetector(
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onTap: () => onToggleType(type),
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child: Container(
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width: 50,
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height: 32,
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decoration: BoxDecoration(
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color: isSelected ? const Color(0xFF165DFF) : Colors.transparent,
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borderRadius: BorderRadius.circular(8),
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),
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alignment: Alignment.center,
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child: Text(
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type,
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style: TextStyle(
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color: isSelected ? Colors.white : const Color(0xFF86909C),
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fontSize: 14,
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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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