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doctor_app_flutter/lib/widgets/dashboard/guage_chart.dart

55 lines
1.5 KiB
Dart

import 'package:charts_flutter/flutter.dart';
import 'package:flutter/material.dart';
class GaugeChart extends StatelessWidget {
final List<Series<dynamic, String>> seriesList;
final bool animate;
GaugeChart(this.seriesList, {this.animate = false});
/// Creates a [PieChart] with sample data and no transition.
factory GaugeChart.withSampleData() {
return new GaugeChart(
_createSampleData(),
// Disable animations for image tests.
animate: false,
);
}
@override
Widget build(BuildContext context) {
return PieChart<String>(
seriesList, animate: animate, defaultRenderer: ArcRendererConfig(arcRendererDecorators: [ArcLabelDecorator(labelPosition: ArcLabelPosition.auto)]),
//ArcRendererConfig(arcWidth: 10),
);
//);
}
static List<Series<GaugeSegment, String>> _createSampleData() {
final data = [
GaugeSegment('Low', 75, MaterialPalette.blue.shadeDefault),
GaugeSegment('Acceptable', 100, MaterialPalette.blue.shadeDefault),
GaugeSegment('High', 50, MaterialPalette.blue.shadeDefault),
GaugeSegment('Highly Unusual', 55, MaterialPalette.blue.shadeDefault),
];
return [
Series<GaugeSegment, String>(
id: 'Segments',
domainFn: (GaugeSegment segment, _) => segment.segment,
measureFn: (GaugeSegment segment, _) => segment.size,
data: data,
)
];
}
}
/// Sample data type.
class GaugeSegment {
final String segment;
final int size;
final color;
GaugeSegment(this.segment, this.size, this.color);
}