feat:更新统计模块
This commit is contained in:
31
lib/api/stats.dart
Normal file
31
lib/api/stats.dart
Normal file
@@ -0,0 +1,31 @@
|
||||
import 'package:food_hub_app/models/stats.dart';
|
||||
import 'package:food_hub_app/utils/http_util.dart';
|
||||
import 'package:food_hub_app/utils/index.dart';
|
||||
|
||||
Future<SummaryStats> queryStatsApi() {
|
||||
return HttpUtil().get<SummaryStats>(
|
||||
"/food/stats",
|
||||
converter: (data) => SummaryStats.fromJson(data),
|
||||
);
|
||||
}
|
||||
|
||||
Future<List<ChartData>> queryRecordStatsApi() {
|
||||
return HttpUtil().get<List<ChartData>>(
|
||||
"/food/stats/record",
|
||||
converter: (data) => convertListResponse<ChartData>(data, ChartData.fromJson),
|
||||
);
|
||||
}
|
||||
|
||||
Future<List<ChartData>> queryCategoryStatsApi() {
|
||||
return HttpUtil().get<List<ChartData>>(
|
||||
"/food/stats/category",
|
||||
converter: (data) => convertListResponse<ChartData>(data, ChartData.fromJson),
|
||||
);
|
||||
}
|
||||
|
||||
Future<List<ChartData>> queryRankStatsApi() {
|
||||
return HttpUtil().get<List<ChartData>>(
|
||||
"/food/stats/rank",
|
||||
converter: (data) => convertListResponse<ChartData>(data, ChartData.fromJson),
|
||||
);
|
||||
}
|
||||
@@ -14,13 +14,18 @@ class NavBar extends StatelessWidget {
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return BottomNavigationBar(
|
||||
currentIndex: currentIndex,
|
||||
iconSize: 25,
|
||||
type: BottomNavigationBarType.fixed,
|
||||
backgroundColor: Colors.white,
|
||||
items: navItems,
|
||||
onTap: onTap,
|
||||
return Container(
|
||||
decoration: BoxDecoration(
|
||||
border: Border(top: BorderSide(color: Theme.of(context).primaryColor)),
|
||||
),
|
||||
child: BottomNavigationBar(
|
||||
currentIndex: currentIndex,
|
||||
iconSize: 25,
|
||||
type: BottomNavigationBarType.fixed,
|
||||
backgroundColor: Colors.white,
|
||||
items: navItems,
|
||||
onTap: onTap,
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
34
lib/models/stats.dart
Normal file
34
lib/models/stats.dart
Normal file
@@ -0,0 +1,34 @@
|
||||
import 'package:json_annotation/json_annotation.dart';
|
||||
|
||||
part 'stats.g.dart';
|
||||
|
||||
@JsonSerializable()
|
||||
class SummaryStats {
|
||||
final int recipeCount;
|
||||
final int categoryCount;
|
||||
final int workCount;
|
||||
|
||||
const SummaryStats({
|
||||
required this.recipeCount,
|
||||
required this.categoryCount,
|
||||
required this.workCount,
|
||||
});
|
||||
|
||||
factory SummaryStats.fromJson(Map<String, dynamic> json) =>
|
||||
_$SummaryStatsFromJson(json);
|
||||
|
||||
Map<String, dynamic> toJson() => _$SummaryStatsToJson(this);
|
||||
}
|
||||
|
||||
@JsonSerializable()
|
||||
class ChartData {
|
||||
final String name;
|
||||
final double value;
|
||||
|
||||
const ChartData({required this.name, required this.value});
|
||||
|
||||
factory ChartData.fromJson(Map<String, dynamic> json) =>
|
||||
_$ChartDataFromJson(json);
|
||||
|
||||
Map<String, dynamic> toJson() => _$ChartDataToJson(this);
|
||||
}
|
||||
30
lib/models/stats.g.dart
Normal file
30
lib/models/stats.g.dart
Normal file
@@ -0,0 +1,30 @@
|
||||
// GENERATED CODE - DO NOT MODIFY BY HAND
|
||||
|
||||
part of 'stats.dart';
|
||||
|
||||
// **************************************************************************
|
||||
// JsonSerializableGenerator
|
||||
// **************************************************************************
|
||||
|
||||
SummaryStats _$SummaryStatsFromJson(Map<String, dynamic> json) => SummaryStats(
|
||||
recipeCount: (json['recipeCount'] as num).toInt(),
|
||||
categoryCount: (json['categoryCount'] as num).toInt(),
|
||||
workCount: (json['workCount'] as num).toInt(),
|
||||
);
|
||||
|
||||
Map<String, dynamic> _$SummaryStatsToJson(SummaryStats instance) =>
|
||||
<String, dynamic>{
|
||||
'recipeCount': instance.recipeCount,
|
||||
'categoryCount': instance.categoryCount,
|
||||
'workCount': instance.workCount,
|
||||
};
|
||||
|
||||
ChartData _$ChartDataFromJson(Map<String, dynamic> json) => ChartData(
|
||||
name: json['name'] as String,
|
||||
value: (json['value'] as num).toDouble(),
|
||||
);
|
||||
|
||||
Map<String, dynamic> _$ChartDataToJson(ChartData instance) => <String, dynamic>{
|
||||
'name': instance.name,
|
||||
'value': instance.value,
|
||||
};
|
||||
@@ -1,8 +1,8 @@
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:food_hub_app/api/stats.dart';
|
||||
import 'package:food_hub_app/models/stats.dart';
|
||||
import 'package:food_hub_app/widgets/common/chart.dart';
|
||||
import 'package:food_hub_app/widgets/stats/card.dart';
|
||||
import 'package:graphic/graphic.dart';
|
||||
|
||||
import 'data.dart';
|
||||
|
||||
class StatsPage extends StatefulWidget {
|
||||
const StatsPage({super.key});
|
||||
@@ -12,213 +12,206 @@ class StatsPage extends StatefulWidget {
|
||||
}
|
||||
|
||||
class _StatsPage extends State<StatsPage> {
|
||||
var _smooth = false;
|
||||
var _stepped = false;
|
||||
final double chartHeight = 400;
|
||||
|
||||
final List<Map<String, dynamic>> chartData = const [
|
||||
{'x': '1月', 'y': 30},
|
||||
{'x': '2月', 'y': 45},
|
||||
{'x': '3月', 'y': 28},
|
||||
{'x': '4月', 'y': 55},
|
||||
{'x': '5月', 'y': 40},
|
||||
{'x': '6月', 'y': 65},
|
||||
];
|
||||
SummaryStats summaryStats = SummaryStats(
|
||||
recipeCount: 0,
|
||||
categoryCount: 0,
|
||||
workCount: 0,
|
||||
);
|
||||
|
||||
// @override
|
||||
// Widget build(BuildContext context) {
|
||||
// return SingleChildScrollView(
|
||||
// child: Center(
|
||||
// child: Column(
|
||||
// children: <Widget>[
|
||||
// Container(
|
||||
// margin: const EdgeInsets.only(top: 10),
|
||||
// width: 350,
|
||||
// height: 300,
|
||||
// child: Chart(
|
||||
// data: basicData,
|
||||
// variables: {
|
||||
// 'genre': Variable(
|
||||
// accessor: (Map map) => map['genre'] as String,
|
||||
// ),
|
||||
// 'sold': Variable(accessor: (Map map) => map['sold'] as num),
|
||||
// },
|
||||
// marks: [
|
||||
// IntervalMark(
|
||||
// label: LabelEncode(
|
||||
// encoder: (tuple) => Label(tuple['sold'].toString()),
|
||||
// ),
|
||||
// elevation: ElevationEncode(
|
||||
// value: 0,
|
||||
// updaters: {
|
||||
// 'tap': {true: (_) => 5},
|
||||
// },
|
||||
// ),
|
||||
// color: ColorEncode(
|
||||
// value: Defaults.primaryColor,
|
||||
// updaters: {
|
||||
// 'tap': {false: (color) => color.withAlpha(100)},
|
||||
// },
|
||||
// ),
|
||||
// ),
|
||||
// ],
|
||||
// axes: [Defaults.horizontalAxis, Defaults.verticalAxis],
|
||||
// selections: {'tap': PointSelection(dim: Dim.x)},
|
||||
// tooltip: TooltipGuide(),
|
||||
// crosshair: CrosshairGuide(),
|
||||
// ),
|
||||
// ),
|
||||
// Container(
|
||||
// padding: const EdgeInsets.fromLTRB(20, 40, 20, 5),
|
||||
// child: const Text(
|
||||
// 'Transposed Bar Chart',
|
||||
// style: TextStyle(fontSize: 20),
|
||||
// ),
|
||||
// ),
|
||||
// Container(
|
||||
// margin: const EdgeInsets.only(top: 10),
|
||||
// width: 350,
|
||||
// height: 300,
|
||||
// child: Chart(
|
||||
// data: basicData,
|
||||
// variables: {
|
||||
// 'genre': Variable(
|
||||
// accessor: (Map map) => map['genre'] as String,
|
||||
// ),
|
||||
// 'sold': Variable(accessor: (Map map) => map['sold'] as num),
|
||||
// },
|
||||
// transforms: [Proportion(variable: 'sold', as: 'percent')],
|
||||
// marks: [
|
||||
// IntervalMark(
|
||||
// position: Varset('percent') / Varset('genre'),
|
||||
// label: LabelEncode(
|
||||
// encoder: (tuple) => Label(tuple['sold'].toString()),
|
||||
// ),
|
||||
// color: ColorEncode(
|
||||
// variable: 'genre',
|
||||
// values: Defaults.colors10,
|
||||
// ),
|
||||
// modifiers: [StackModifier()],
|
||||
// ),
|
||||
// ],
|
||||
// coord: PolarCoord(transposed: true, dimCount: 1, dimFill: 1.05),
|
||||
// ),
|
||||
// ),
|
||||
// ],
|
||||
// ),
|
||||
// ),
|
||||
// );
|
||||
// }
|
||||
late double averageRecordCount = 0;
|
||||
|
||||
List<ChartData> recordStats = [];
|
||||
List<ChartData> categoryStats = [];
|
||||
List<ChartData> rankStats = [];
|
||||
|
||||
@override
|
||||
void initState() {
|
||||
super.initState();
|
||||
refreshStats();
|
||||
}
|
||||
|
||||
Future<void> refreshStats() async {
|
||||
final result1 = await queryStatsApi();
|
||||
final result2 = await queryRecordStatsApi();
|
||||
final result3 = await queryCategoryStatsApi();
|
||||
final result4 = await queryRankStatsApi();
|
||||
|
||||
setState(() {
|
||||
summaryStats = result1;
|
||||
recordStats = result2;
|
||||
categoryStats = result3;
|
||||
rankStats = result4;
|
||||
|
||||
if (recordStats.isNotEmpty) {
|
||||
double sumValue = recordStats.fold(0.0, (sum, item) => sum + item.value);
|
||||
averageRecordCount = sumValue / recordStats.length;
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return Padding(
|
||||
padding: EdgeInsets.all(10),
|
||||
child: Column(
|
||||
children: [
|
||||
GridView.count(
|
||||
shrinkWrap: true,
|
||||
crossAxisCount: 2,
|
||||
crossAxisSpacing: 10,
|
||||
mainAxisSpacing: 10,
|
||||
childAspectRatio: 3,
|
||||
children: const [
|
||||
StatisticCard(
|
||||
icon: Icons.restaurant_menu,
|
||||
color: Colors.blue,
|
||||
title: '菜谱总数',
|
||||
value: 19,
|
||||
unit: '个',
|
||||
),
|
||||
StatisticCard(
|
||||
icon: Icons.grid_view_rounded,
|
||||
color: Colors.green,
|
||||
title: '菜谱类别',
|
||||
value: 5,
|
||||
unit: '种',
|
||||
),
|
||||
StatisticCard(
|
||||
icon: Icons.flag,
|
||||
color: Colors.orange,
|
||||
title: '做菜次数',
|
||||
value: 25,
|
||||
unit: '个',
|
||||
),
|
||||
StatisticCard(
|
||||
icon: Icons.show_chart,
|
||||
color: Colors.red,
|
||||
title: '平均次数',
|
||||
value: 3.13,
|
||||
unit: '次/月',
|
||||
),
|
||||
],
|
||||
),
|
||||
const SizedBox(height: 10),
|
||||
Expanded(
|
||||
child: Card(
|
||||
color: Colors.white,
|
||||
elevation: 0,
|
||||
shape: RoundedRectangleBorder(
|
||||
borderRadius: BorderRadius.circular(10),
|
||||
),
|
||||
child: Padding(
|
||||
padding: EdgeInsets.all(10),
|
||||
child: Column(
|
||||
children: [
|
||||
_buildTitleSection(),
|
||||
Divider(
|
||||
height: 1,
|
||||
thickness: 1,
|
||||
color: Theme.of(context).primaryColor,
|
||||
indent: 0,
|
||||
endIndent: 0,
|
||||
),
|
||||
// 下半部分：图表区
|
||||
Expanded(child: _buildLineChart()),
|
||||
],
|
||||
return SingleChildScrollView(
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(5),
|
||||
child: Column(
|
||||
children: [
|
||||
_buildSummaryStats(),
|
||||
SizedBox(
|
||||
height: chartHeight,
|
||||
child: Card(
|
||||
color: Colors.white,
|
||||
elevation: 0,
|
||||
shape: RoundedRectangleBorder(
|
||||
borderRadius: BorderRadius.circular(10),
|
||||
),
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(10),
|
||||
child: _buildRecordStats(),
|
||||
),
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
SizedBox(
|
||||
height: chartHeight,
|
||||
child: Card(
|
||||
color: Colors.white,
|
||||
elevation: 0,
|
||||
shape: RoundedRectangleBorder(
|
||||
borderRadius: BorderRadius.circular(10),
|
||||
),
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(10),
|
||||
child: _buildCategoryStats(),
|
||||
),
|
||||
),
|
||||
),
|
||||
SizedBox(
|
||||
height: chartHeight,
|
||||
child: Card(
|
||||
color: Colors.white,
|
||||
elevation: 0,
|
||||
shape: RoundedRectangleBorder(
|
||||
borderRadius: BorderRadius.circular(10),
|
||||
),
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(10),
|
||||
child: _buildRankStats(),
|
||||
),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
Widget _buildSummaryStats() {
|
||||
return GridView.count(
|
||||
shrinkWrap: true,
|
||||
physics: const NeverScrollableScrollPhysics(),
|
||||
// 禁用网格自身滚动
|
||||
crossAxisCount: 2,
|
||||
// crossAxisSpacing: 5,
|
||||
// mainAxisSpacing: 5,
|
||||
childAspectRatio: 2,
|
||||
children: [
|
||||
StatisticCard(
|
||||
icon: Icons.restaurant_menu,
|
||||
color: Colors.blue,
|
||||
title: '菜谱总数',
|
||||
value: summaryStats.recipeCount,
|
||||
unit: '个',
|
||||
),
|
||||
StatisticCard(
|
||||
icon: Icons.grid_view_rounded,
|
||||
color: Colors.green,
|
||||
title: '菜谱类别',
|
||||
value: summaryStats.categoryCount,
|
||||
unit: '种',
|
||||
),
|
||||
StatisticCard(
|
||||
icon: Icons.flag,
|
||||
color: Colors.orange,
|
||||
title: '做菜次数',
|
||||
value: summaryStats.workCount,
|
||||
unit: '个',
|
||||
),
|
||||
StatisticCard(
|
||||
icon: Icons.show_chart,
|
||||
color: Colors.red,
|
||||
title: '平均次数',
|
||||
value: double.parse(averageRecordCount.toStringAsFixed(2)),
|
||||
unit: '次/月',
|
||||
),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
Widget _buildRecordStats() {
|
||||
return Column(
|
||||
children: [
|
||||
_buildTitleSection('记录统计'),
|
||||
const SizedBox(height: 3),
|
||||
_buildDivider(),
|
||||
const SizedBox(height: 3),
|
||||
Expanded(
|
||||
child: lineChart(
|
||||
context: context,
|
||||
xAxisName: '日期',
|
||||
yAxisName: '次数',
|
||||
unit: '次',
|
||||
data: recordStats,
|
||||
),
|
||||
),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
Widget _buildCategoryStats() {
|
||||
return Column(
|
||||
children: [
|
||||
_buildTitleSection('菜谱统计'),
|
||||
const SizedBox(height: 3),
|
||||
_buildDivider(),
|
||||
const SizedBox(height: 3),
|
||||
Expanded(
|
||||
child: pieChart(context: context, unit: '个', data: categoryStats),
|
||||
),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
Widget _buildRankStats() {
|
||||
return Column(
|
||||
children: [
|
||||
_buildTitleSection('排行榜'),
|
||||
const SizedBox(height: 3),
|
||||
_buildDivider(),
|
||||
const SizedBox(height: 3),
|
||||
Expanded(child: rankChart(rankStats)),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
// 构建标题区域
|
||||
Widget _buildTitleSection() {
|
||||
return Padding(
|
||||
padding: const EdgeInsets.symmetric(vertical: 12),
|
||||
child: Row(
|
||||
children: const [
|
||||
Icon(Icons.show_chart, size: 24),
|
||||
SizedBox(width: 5),
|
||||
Text('月度数据趋势统计', style: TextStyle(fontWeight: FontWeight.bold)),
|
||||
],
|
||||
),
|
||||
Widget _buildTitleSection(String title) {
|
||||
return Row(
|
||||
children: [
|
||||
Icon(Icons.insert_chart, color: Theme.of(context).primaryColor),
|
||||
Text(title),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
Widget _buildLineChart() {
|
||||
return Chart(
|
||||
data: chartData,
|
||||
variables: {
|
||||
'date': Variable(
|
||||
accessor: (Map map) => map['x'] as String,
|
||||
scale: OrdinalScale(
|
||||
tickCount: 5, // x轴刻度数量
|
||||
),
|
||||
),
|
||||
'points': Variable(
|
||||
accessor: (Map map) => (map['y'] ?? double.nan) as num,
|
||||
),
|
||||
},
|
||||
marks: [
|
||||
LineMark(
|
||||
shape: ShapeEncode(value: BasicLineShape(smooth: false)),
|
||||
size: SizeEncode(value: 1.5),
|
||||
),
|
||||
],
|
||||
axes: [Defaults.horizontalAxis, Defaults.verticalAxis]
|
||||
Widget _buildDivider() {
|
||||
return Divider(
|
||||
height: 1,
|
||||
thickness: 1,
|
||||
color: Theme.of(context).primaryColor,
|
||||
indent: 0,
|
||||
endIndent: 0,
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
183
lib/widgets/common/chart.dart
Normal file
183
lib/widgets/common/chart.dart
Normal file
@@ -0,0 +1,183 @@
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:food_hub_app/models/stats.dart';
|
||||
import 'package:syncfusion_flutter_charts/charts.dart';
|
||||
|
||||
Widget lineChart({
|
||||
required BuildContext context,
|
||||
required String xAxisName,
|
||||
required String yAxisName,
|
||||
required String unit,
|
||||
required List<ChartData> data,
|
||||
}) {
|
||||
return SfCartesianChart(
|
||||
// 图表标题
|
||||
// title: ChartTitle(text: '2023年上半年销售额（万元）'),
|
||||
|
||||
// X轴配置（类别轴）
|
||||
primaryXAxis: CategoryAxis(majorGridLines: MajorGridLines(width: 0)),
|
||||
|
||||
// Y轴配置（数值轴）
|
||||
// primaryYAxis: NumericAxis(title: AxisTitle(text: '$yAxisName（$unit）')),
|
||||
|
||||
// 启用图例
|
||||
// legend: const Legend(isVisible: true),
|
||||
|
||||
// 启用交互提示（点击数据点显示详情）
|
||||
tooltipBehavior: TooltipBehavior(
|
||||
enable: true,
|
||||
format: 'point.x: point.y $unit',
|
||||
),
|
||||
|
||||
// 折线图数据系列
|
||||
series: [
|
||||
LineSeries<ChartData, String>(
|
||||
dataSource: data,
|
||||
// X轴数据映射
|
||||
xValueMapper: (ChartData chart, _) => chart.name,
|
||||
// Y轴数据映射
|
||||
yValueMapper: (ChartData chart, _) => chart.value,
|
||||
// 线条颜色
|
||||
color: Theme.of(context).primaryColor,
|
||||
// 线条宽度
|
||||
width: 3,
|
||||
|
||||
// 数据点样式
|
||||
markerSettings: const MarkerSettings(
|
||||
isVisible: true,
|
||||
color: Colors.white,
|
||||
shape: DataMarkerType.circle,
|
||||
height: 6,
|
||||
width: 6,
|
||||
),
|
||||
|
||||
// 折线名称（会显示在图例中）
|
||||
name: yAxisName,
|
||||
|
||||
// 启用数据标签（直接显示数值）
|
||||
dataLabelSettings: const DataLabelSettings(
|
||||
isVisible: true,
|
||||
color: Colors.white,
|
||||
opacity: 0,
|
||||
),
|
||||
|
||||
// 动画效果
|
||||
animationDuration: 2000, // 动画时长（毫秒）
|
||||
),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
Widget barChart({
|
||||
required BuildContext context,
|
||||
required String xAxisName,
|
||||
required String yAxisName,
|
||||
required String unit,
|
||||
required List<ChartData> data,
|
||||
}) {
|
||||
return SfCartesianChart(
|
||||
// X轴配置（类别轴）
|
||||
primaryXAxis: CategoryAxis(
|
||||
majorGridLines: MajorGridLines(width: 0),
|
||||
title: AxisTitle(text: xAxisName),
|
||||
),
|
||||
|
||||
// Y轴配置（数值轴）
|
||||
primaryYAxis: NumericAxis(title: AxisTitle(text: '$yAxisName（$unit）')),
|
||||
|
||||
// 启用交互提示
|
||||
tooltipBehavior: TooltipBehavior(
|
||||
enable: true,
|
||||
format: 'point.x: point.y $unit',
|
||||
),
|
||||
|
||||
// 柱状图数据系列
|
||||
series: [
|
||||
ColumnSeries<ChartData, String>(
|
||||
dataSource: data,
|
||||
// X轴数据映射
|
||||
xValueMapper: (ChartData chart, _) => chart.name,
|
||||
// Y轴数据映射
|
||||
yValueMapper: (ChartData chart, _) => chart.value,
|
||||
|
||||
// 名称
|
||||
name: yAxisName,
|
||||
|
||||
// 柱子颜色
|
||||
color: Theme.of(context).primaryColor,
|
||||
|
||||
// 柱子宽度（0-1之间，1表示占满类别间隔）
|
||||
width: 0.6,
|
||||
|
||||
// 柱子边框
|
||||
borderWidth: 1,
|
||||
borderColor: Colors.black12,
|
||||
|
||||
// 数据标签
|
||||
dataLabelSettings: const DataLabelSettings(
|
||||
isVisible: true,
|
||||
color: Colors.white,
|
||||
opacity: 0,
|
||||
alignment: ChartAlignment.center,
|
||||
),
|
||||
|
||||
// 动画效果
|
||||
animationDuration: 2000,
|
||||
),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
Widget pieChart({
|
||||
required BuildContext context,
|
||||
required String unit,
|
||||
required List<ChartData> data,
|
||||
}) {
|
||||
// 计算 value 的总和
|
||||
double sumValue = data.fold(0.0, (sum, item) => sum + item.value);
|
||||
|
||||
return SfCircularChart(
|
||||
// 饼图标题
|
||||
// title: ChartTitle(text: '菜谱类别占比分布'),
|
||||
|
||||
// 启用图例
|
||||
legend: const Legend(isVisible: true, position: LegendPosition.right),
|
||||
|
||||
// 启用交互提示（点击扇区显示详情）
|
||||
tooltipBehavior: TooltipBehavior(
|
||||
enable: true,
|
||||
format: 'point.x: point.y $unit',
|
||||
),
|
||||
|
||||
// 饼图系列配置
|
||||
series: [
|
||||
PieSeries<ChartData, String>(
|
||||
dataSource: data,
|
||||
// 类别映射（饼图扇区名称）
|
||||
xValueMapper: (ChartData data, _) => data.name,
|
||||
// 数值映射（扇区大小占比）
|
||||
yValueMapper: (ChartData data, _) => data.value,
|
||||
|
||||
// 扇区半径（0-1之间，1表示充满容器）
|
||||
// radius: '50%',
|
||||
|
||||
// 启用扇区分离效果
|
||||
explode: true,
|
||||
// 指定分离的扇区索引（这里分离第一个扇区）
|
||||
explodeIndex: 0,
|
||||
// 分离距离
|
||||
explodeOffset: '5%',
|
||||
|
||||
dataLabelMapper: (ChartData data, _) {
|
||||
final percentage = (data.value / sumValue * 100).toStringAsFixed(0);
|
||||
return '$percentage%';
|
||||
},
|
||||
|
||||
// 数据标签（显示在扇区上的文本）
|
||||
dataLabelSettings: DataLabelSettings(isVisible: true),
|
||||
|
||||
// 动画效果
|
||||
animationDuration: 2000,
|
||||
),
|
||||
],
|
||||
);
|
||||
}
|
||||
@@ -1,4 +1,5 @@
|
||||
import 'package:flutter/material.dart';
|
||||
import 'package:food_hub_app/models/stats.dart';
|
||||
|
||||
class StatisticCard extends StatelessWidget {
|
||||
final IconData icon;
|
||||
@@ -25,13 +26,14 @@ class StatisticCard extends StatelessWidget {
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(10.0),
|
||||
child: Row(
|
||||
mainAxisAlignment: MainAxisAlignment.center,
|
||||
children: [
|
||||
SizedBox(
|
||||
width: 60,
|
||||
height: 60,
|
||||
child: Icon(icon, color: color, size: 42),
|
||||
width: 40,
|
||||
height: 40,
|
||||
child: Icon(icon, color: color, size: 40),
|
||||
),
|
||||
const SizedBox(width: 16),
|
||||
const SizedBox(width: 10),
|
||||
Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.center,
|
||||
mainAxisAlignment: MainAxisAlignment.center,
|
||||
@@ -56,3 +58,58 @@ class StatisticCard extends StatelessWidget {
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
// 获取排名对应的颜色
|
||||
Color _getRankColor(int index) {
|
||||
switch (index) {
|
||||
case 0: // 第1名
|
||||
return Colors.amber; // 金色
|
||||
case 1: // 第2名
|
||||
return Colors.grey; // 银色
|
||||
case 2: // 第3名
|
||||
return Colors.orange[700]!; // 铜色
|
||||
default:
|
||||
return Colors.black; // 普通颜色
|
||||
}
|
||||
}
|
||||
|
||||
Widget rankChart(List<ChartData> items) {
|
||||
return ListView.builder(
|
||||
itemCount: items.length,
|
||||
itemBuilder: (context, index) {
|
||||
final item = items[index];
|
||||
final rank = index + 1;
|
||||
return SizedBox(
|
||||
height: 35,
|
||||
child: Row(
|
||||
mainAxisAlignment: MainAxisAlignment.spaceBetween,
|
||||
children: [
|
||||
Row(
|
||||
children: [
|
||||
Container(
|
||||
width: 25,
|
||||
alignment: Alignment.center,
|
||||
child: Text(
|
||||
'$rank.',
|
||||
style: TextStyle(
|
||||
fontWeight: FontWeight.bold,
|
||||
color: _getRankColor(index),
|
||||
),
|
||||
),
|
||||
),
|
||||
Text(
|
||||
item.name,
|
||||
style: TextStyle(color: _getRankColor(index)),
|
||||
),
|
||||
],
|
||||
),
|
||||
Text(
|
||||
'${item.value.toStringAsFixed(0)} 次',
|
||||
style: TextStyle(color: _getRankColor(index)),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
},
|
||||
);
|
||||
}
|
||||
|
||||
24
pubspec.lock
24
pubspec.lock
@@ -373,14 +373,6 @@ packages:
|
||||
url: "https://pub.flutter-io.cn"
|
||||
source: hosted
|
||||
version: "2.1.3"
|
||||
graphic:
|
||||
dependency: "direct main"
|
||||
description:
|
||||
name: graphic
|
||||
sha256: af3a5a967d95ce2c2c9f7dee83c21f8bd6e6a458341820920cf15c0311cdaddc
|
||||
url: "https://pub.flutter-io.cn"
|
||||
source: hosted
|
||||
version: "2.6.0"
|
||||
graphs:
|
||||
dependency: transitive
|
||||
description:
|
||||
@@ -842,6 +834,22 @@ packages:
|
||||
url: "https://pub.flutter-io.cn"
|
||||
source: hosted
|
||||
version: "1.4.1"
|
||||
syncfusion_flutter_charts:
|
||||
dependency: "direct main"
|
||||
description:
|
||||
name: syncfusion_flutter_charts
|
||||
sha256: c58ca79e072680af6f0554f7c4b91886c1d8808f2522b49d557f16fb5cb3bb04
|
||||
url: "https://pub.flutter-io.cn"
|
||||
source: hosted
|
||||
version: "30.1.41"
|
||||
syncfusion_flutter_core:
|
||||
dependency: transitive
|
||||
description:
|
||||
name: syncfusion_flutter_core
|
||||
sha256: "536753489e168f49659261d0abd02b101b34c0b1bde27898f2869aab05f1cbb6"
|
||||
url: "https://pub.flutter-io.cn"
|
||||
source: hosted
|
||||
version: "30.1.41"
|
||||
table_calendar:
|
||||
dependency: "direct main"
|
||||
description:
|
||||
|
||||
@@ -40,7 +40,6 @@ dependencies:
|
||||
table_calendar: ^3.1.3
|
||||
flutter_form_builder: ^10.0.0
|
||||
form_builder_validators: ^11.1.2
|
||||
graphic: ^2.6.0
|
||||
intl: ^0.19.0
|
||||
tdesign_flutter: ^0.2.3
|
||||
json_annotation: ^4.9.0
|
||||
@@ -50,6 +49,7 @@ dependencies:
|
||||
photo_view: ^0.15.0
|
||||
flutter_carousel_widget: ^3.1.0
|
||||
easy_refresh: ^3.4.0
|
||||
syncfusion_flutter_charts: ^30.1.41
|
||||
|
||||
dependency_overrides:
|
||||
tdesign_flutter_adaptation: 3.16.0
|
||||
|
||||
Reference in New Issue
Block a user