WaterfallChartConfig.fromJson constructor

WaterfallChartConfig.fromJson(Map<String, dynamic> json)

Implementation

factory WaterfallChartConfig.fromJson(Map<String, dynamic> json) {
  final items = ChartSeriesJson.firstSeriesData(
    json['series'],
  ).map(WaterfallItem.fromJson).toList();

  return WaterfallChartConfig(
    items: items,
    showConnectors: JsonValue.boolOrNull(json['showConnectors']) ?? true,
    showLabels: JsonValue.boolOrNull(json['showLabels']) ?? true,
    showRunningTotal: JsonValue.boolOrNull(json['showRunningTotal']) ?? false,
    increaseColor: ChartColorValue.colorOrFallback(
      json['increaseColor'],
      const Color(0xFF4CAF50),
    ),
    decreaseColor: ChartColorValue.colorOrFallback(
      json['decreaseColor'],
      const Color(0xFFF44336),
    ),
    totalColor: ChartColorValue.colorOrFallback(
      json['totalColor'],
      const Color(0xFF2196F3),
    ),
    barWidthFraction:
        JsonValue.doubleOrNull(json['barWidthFraction']) ?? 0.65,
    title: json['title'] != null ? TitlesData.fromJson(json['title']) : null,
    tooltip: json['tooltip'] != null
        ? ChartTooltip.fromJson(json['tooltip'])
        : null,
    legend: json['legend'] != null
        ? ChartLegend.fromJson(json['legend'])
        : null,
    toolbox: json['toolbox'] != null
        ? ChartToolbox.fromJson(json['toolbox'])
        : null,
    grid: json['grid'] != null ? GridData.fromJson(json['grid']) : null,
  );
}