MockData class

Mock data generator for various chart types.

Constructors

MockData([int? seed])

Creates a mock data generator with an optional seed.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

random → RandomGenerator

Access to the random generator.

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

timeSeries → TimeSeriesGenerator

Access to the time series generator.

no setter

Methods

barData({int bars = 10, double minValue = 10, double maxValue = 100, List<String>? categories}) → List<Map<String, dynamic>>

Generates bar chart data.

boxPlotData({int groups = 5, List<String>? groupNames, int samplesPerGroup = 100}) → List<Map<String, dynamic>>

Generates box plot data.

calendarHeatmapData({required DateTime start, required DateTime end, double minValue = 0, double maxValue = 10, double emptyProbability = 0.2}) → Map<DateTime, double>

Generates calendar heatmap data.

correlationMatrix({int size = 10}) → List<List<double>>

Generates correlated heatmap data (like a correlation matrix).

geoPoints({int count = 50, double latMin = -90, double latMax = 90, double lonMin = -180, double lonMax = 180}) → List<Map<String, double>>

Generates random geographic points.

geoPointsClustered({int clusterCount = 5, int pointsPerCluster = 20, double clusterRadius = 5}) → List<Map<String, double>>

Generates clustered geographic points.

groupedBarData({int groups = 5, List<String>? groupNames, List<String>? seriesNames, int seriesCount = 3, double minValue = 10, double maxValue = 100}) → List<Map<String, dynamic>>

Generates grouped bar chart data.

heatmapData({int rows = 10, int columns = 10, double minValue = 0, double maxValue = 100}) → List<List<double>>

Generates heatmap data.

histogramData({int sampleCount = 1000, int binCount = 20, double mean = 50, double stdDev = 15}) → Map<String, dynamic>

Generates histogram data.

lineData({int points = 20, double startValue = 50, double volatility = 5, String xKey = 'x', String yKey = 'y'}) → List<Map<String, dynamic>>

Generates line chart data.

networkData({int nodeCount = 20, double linkProbability = 0.1, int? groupCount}) → Map<String, dynamic>

Generates network graph data.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

pieData({int slices = 5, List<String>? labels, bool sorted = true}) → List<Map<String, dynamic>>

Generates pie/donut chart data.

scatterData({int count = 50, double xMin = 0, double xMax = 100, double yMin = 0, double yMax = 100, double? correlation}) → List<Map<String, double>>

Generates scatter plot data points.

stackedData({int categories = 10, List<String>? categoryNames, List<String>? seriesNames, int seriesCount = 4, double minValue = 10, double maxValue = 50}) → List<Map<String, dynamic>>

Generates stacked data.

sunburstData({int depth = 3, int minChildren = 2, int maxChildren = 4}) → Map<String, dynamic>

Generates sunburst data.

toString() → String

A string representation of this object.

inherited

treeData({int depth = 3, int minChildren = 1, int maxChildren = 4}) → Map<String, dynamic>

Generates tree structure data.

treemapData({int depth = 2, int minChildren = 2, int maxChildren = 5, double minValue = 10, double maxValue = 100, String name = 'Root'}) → Map<String, dynamic>

Generates treemap data.

violinData({int groups = 4, List<String>? groupNames, int samplesPerGroup = 200}) → List<Map<String, dynamic>>

Generates violin plot data.

Operators

operator ==(Object other) → bool

The equality operator.

inherited