s1

import 'package:d_chart/d_chart.dart';
import 'package:flutter/material.dart';

List<NumericData> series1 = [
  NumericData(
    domain: 1,
    measure: 4,
    domainUpperBound: 1,
    measureUpperBound: 4,
    domainLowerBound: 1,
    measureLowerBound: 0,
  ),
  NumericData(
    domain: 2,
    measure: 7,
    domainUpperBound: 2,
    measureUpperBound: 7,
    domainLowerBound: 2,
    measureLowerBound: 0,
  ),
  NumericData(
    domain: 3,
    measure: 2,
    domainUpperBound: 3,
    measureUpperBound: 2,
    domainLowerBound: 3,
    measureLowerBound: 0,
  ),
  NumericData(
    domain: 4,
    measure: 7,
    domainUpperBound: 4,
    measureUpperBound: 7,
    domainLowerBound: 4,
    measureLowerBound: 0,
  ),
  NumericData(
    domain: 5,
    measure: 5,
    domainUpperBound: 5,
    measureUpperBound: 5,
    domainLowerBound: 5,
    measureLowerBound: 0,
  ),
  NumericData(
    domain: 6,
    measure: 9,
    domainUpperBound: 6,
    measureUpperBound: 9,
    domainLowerBound: 6,
    measureLowerBound: 0,
  ),
  NumericData(
    domain: 7,
    measure: 6,
    domainUpperBound: 7,
    measureUpperBound: 6,
    domainLowerBound: 7,
    measureLowerBound: 0,
  ),
  NumericData(
    domain: 8,
    measure: 3,
    domainUpperBound: 8,
    measureUpperBound: 3,
    domainLowerBound: 8,
    measureLowerBound: 0,
  ),
];

AspectRatio(
  aspectRatio: 16 / 9,
  child: DChartScatterN(
    layoutMargin: LayoutMargin(34, 20, 20, 30),
    fillColor: (group, numericData, index) {
      return Colors.deepPurple;
    },
    configRenderPoint: const ConfigRenderPoint(
      radiusPx: 6,
      showComparisonPoint: true,
      comparisonSymbolRender: ComparisonSymbolRenderRectangleRange(),
    ),
    measureAxis: MeasureAxis(
      numericTickProvider: const NumericTickProvider(
        desiredTickCount: 6,
      ),
      tickLength: 0,
      useGridLine: true,
      gridLineStyle: LineStyle(
        color: Colors.grey.shade300,
        dashPattern: [4],
      ),
      gapAxisToLabel: 10,
    ),
    domainAxis: DomainAxis(
      tickLength: 0,
      lineStyle: LineStyle(
        color: Colors.grey.shade300,
      ),
      gapAxisToLabel: 10,
      tickLabelFormatterN: (domain) {
        return domain == 0 || domain == 9 ? '' : domain!.toInt().toString();
      },
      numericViewport: const NumericViewport(0, 9),
    ),
    groupList: [
      NumericGroup(
        id: '1',
        data: series1,
        color: Colors.deepPurple.shade100,
      ),
    ],
  ),
),