flutter library

Classes

ArcLabelDecorator<D extends Object>
Renders labels for arc renderers.
ArcLabelLeaderLineStyleSpec
Style configuration for leader lines.
ArcRenderer<D>
ArcRendererConfig<D>
Configuration for an ArcRenderer.
AutoDateTimeTickFormatterSpec
TickFormatterSpec that automatically chooses the appropriate level of formatting based on the tick stepSize. Each level of date granularity has its own TimeFormatterSpec used to specify the formatting strings at that level.
AutoDateTimeTickProviderSpec
TickProviderSpec that sets up the automatically assigned time ticks based on the extents of your data.
Axis<D>
AxisSpec<D>
BarChart
A bar chart that displays one or more series of data as a set of rectangles.
BarLabelDecorator<D>
BarLaneRendererConfig
Configuration for a bar lane renderer.
BarRenderer<D>
Renders series data as a series of bars.
BarRendererConfig<D>
Configuration for a bar renderer.
BarTargetLineRenderer<D>
Renders series data as a series of bar target lines.
BarTargetLineRendererConfig<D>
Configuration for a bar target line renderer.
BaseCartesianRenderer<D>
BaseChart<D>
Base class for all charts.
BasicDateTimeTickFormatterSpec
A DateTimeTickFormatterSpec that accepts a DateFormat or a DateTimeFormatterFunction.
BasicNumericTickFormatterSpec
BasicNumericTickProviderSpec
BasicOrdinalTickFormatterSpec
BasicOrdinalTickProviderSpec
BucketingAxisSpec
A numeric AxisSpec that positions all values beneath a certain threshold into a reserved space on the axis range. The label for the bucket line will be drawn in the middle of the bucket range, rather than aligned with the gridline for that value's position on the scale.
BucketingNumericTickProviderSpec
CartesianChart<D>
ChartBehavior<D>
Flutter wrapper for chart behaviors.
ChartCanvas
ChartContext
ChartTitle<D>
Chart behavior that adds a ChartTitle widget to a chart.
CircleSymbolRenderer
Circle symbol renderer.
Color
ColorUtil
Utility class for converting between common and Flutter colors.
ComparisonPointsDecorator<D>
Decorates a point chart by drawing a shape connecting the domain and measure data bounds.
ConstCornerStrategy
Strategy for constant corner radius.
CornerStrategy
CustomSymbolRenderer
Convenience class allowing you to pass your Widget builder through the common chart so that it is created for you by the Legend.
CylinderSymbolRenderer
Draws a cylindrical shape connecting two points.
DateTimeAxisSpec
Generic AxisSpec specialized for Timeseries charts.
DateTimeEndPointsTickProviderSpec
TickProviderSpec that sets up time ticks at the two end points of the axis range.
DateTimeExtents
DateTimeFactory
Interface for factory that creates DateTime and DateFormat.
DateTimeTickFormatter
A TickFormatter that formats date/time values based on minimum difference between subsequent ticks.
DateTimeTickFormatterSpec
DateTimeTickProviderSpec
DatumLegend<D>
Datum legend behavior for charts.
DayTickProviderSpec
TickProviderSpec that sets up time ticks with days increments only.
DomainA11yExploreBehavior<D>
Behavior that generates semantic nodes for each domain.
DomainHighlighter<D>
Chart behavior that monitors the specified common.SelectionModel and darkens the color for selected data.
EndPointsTimeAxisSpec
Default AxisSpec used for Timeseries charts.
GestureListener
Listener to touch gestures.
GraphicsFactory
Interface to native platform graphics functions.
GridlineRendererSpec<D>
ImmutableSeries<D>
InitialHintBehavior<D>
InitialSelection<D>
Chart behavior that sets the initial selection for a selectionModelType.
LayoutConfig
Configuration for the chart layout.
LayoutViewPaintOrder
Standard layout paint orders for all internal components.
LayoutViewPositionOrder
Standard layout position orders for all internal components.
LegendContentBuilder
Strategy for building a legend content widget.
LegendEntryLayout
Strategy for building one widget from one common.LegendEntry.
LegendLayout
Strategy for building legend from legend entry widgets.
LineAnnotationSegment<D>
Data for a chart line annotation.
LineChart
A line chart that displays data as a series of points connected by straight line segments.
LinePointHighlighter<D>
Chart behavior that monitors the specified common.SelectionModel and darkens the color for selected data.
LineRenderer<D>
LineRendererConfig<D>
Configuration for a line renderer.
LineStyleSpec
LocalDateTimeFactory
A local time DateTimeFactory.
LockSelection<D>
Chart behavior that listens to tap event triggers and locks the specified SelectionModel. This is used to prevent further updates to the selection model, until it is unlocked again.
MarginSpec
Specs that applies to one margin.
MaterialPalette
A canonical palette of colors from material.io.
MaterialStyle
NoCornerStrategy
Strategy for no corner radius.
NoneRenderSpec<D>
Renders no ticks no labels, and claims no space in layout. However, it does render the axis line if asked to by the axis.
NumericAxis
NumericAxisSpec
AxisSpec specialized for numeric/continuous axes like the measure axis.
NumericCartesianChart
NumericComboChart
A numeric combo chart supports rendering each series of data with different series renderers.
NumericEndPointsTickProviderSpec
TickProviderSpec that sets up numeric ticks at the two end points of the axis range.
NumericExtents
Represents the starting and ending extent of a dataset.
NumericTickFormatterSpec
NumericTickProviderSpec
OrdinalAxis
OrdinalAxisSpec
AxisSpec specialized for ordinal/non-continuous axes typically for bars.
OrdinalCartesianChart
OrdinalComboChart
An ordinal combo chart supports rendering each series of data with different series renderers.
OrdinalTickFormatterSpec
OrdinalTickProviderSpec
OrdinalViewport
Viewport to cover dataSize data points starting at startingDomain value.
PanAndZoomBehavior<D>
PanBehavior<D>
PercentAxisSpec
Convenience AxisSpec specialized for numeric percentage axes.
PercentInjector<D>
Chart behavior that can inject series or domain percentages into each datum.
Performance
PieChart<D>
A pie chart that displays data as a circle divided into sectors, each representing a proportion of the whole.
PointRenderer<D>
PointRendererConfig<D>
Configuration for a line renderer.
PointRendererDecorator<D>
Decorates points after the points have already been painted.
PointRendererElement<D>
PointSymbolRenderer
Strategy for rendering a symbol centered around a point.
RangeAnnotation<D>
Chart behavior that annotations domain ranges with a solid fill color.
RangeAnnotationSegment<D>
Data for a chart range annotation.
RectSymbolRenderer
Rectangle symbol renderer.
RenderSpec<D>
RTLSpec
Defines the behavior of the chart if it is RTL.
ScatterPlotChart
SelectionModel<D>
Holds the state of interaction or selection for the chart to coordinate between various event sources and things that wish to act upon the selection state (highlight, drill, etc).
SelectionModelConfig<D>
SelectNearest<D>
Chart behavior that listens to the given eventTrigger and updates the specified common.SelectionModel. This is used to pair input events to behaviors that listen to selection changes.
Series<T, D>
SeriesDatum<D>
Stores datum and the series the datum originated.
SeriesDatumConfig<D>
Represents a series datum based on series id and datum index.
SeriesLegend<D>
Series legend behavior for charts.
SeriesRenderer<D>
A series renderer draws one or more series of data onto a chart canvas.
SeriesRendererConfig<D>
Interface for series renderer configuration.
SimpleLegendEntryLayout
Builds one legend entry as a row with symbol and label from the series.
SimpleTickFormatterBase<D>
Slider<D>
Chart behavior that adds a slider widget to a chart. When the slider is dropped after drag, it will report its domain position and nearest datum value. This behavior only supports charts that use continuous scales.
SliderStyle
Style configuration for a Slider behavior.
SlidingViewport<D>
Chart behavior that centers the viewport on the selected domain.
SmallTickRendererSpec<D>
StaticDateTimeTickProviderSpec
TickProviderSpec that allows you to specific the ticks to be used.
StaticNumericTickProviderSpec
TickProviderSpec that allows you to specific the ticks to be used.
StaticOrdinalTickProviderSpec
TickProviderSpec that allows you to specify the ticks to be used.
StyleFactory
SymbolAnnotationRenderer<D>
Series renderer which draws a row of symbols for each series below the drawArea but above the bottom axis.
SymbolAnnotationRendererConfig<D>
Configuration for SymbolAnnotationRenderer.
TabularLegendContentBuilder
Strategy that builds a tabular legend.
TabularLegendLayout
Layout legend entries in tabular format.
TextElement
Interface for accessing text measurement and painter.
TextStyle
Paint properties of a text.
TextStyleSpec
TickFormatter<D>
A strategy used for converting domain values of the ticks into Strings.
TickFormatterSpec<D>
TickSpec<D>
Definition for a tick.
TimeFormatterSpec
Formatters for a single level of the DateTimeTickFormatterSpec.
TimeSeriesChart
A time series chart that displays data as a series of points connected by line segments.
UserManagedSelectionModel<D>
Container for the user managed selection model.
UserManagedState<D>
Contains override settings for the internal chart state.
UTCDateTimeFactory
An UTC time DateTimeFactory.
ViewMargin
A configuration for margin (empty space) around a layout child view.

Enums

AnnotationLabelAnchor
Configures where to anchor the label.
AnnotationLabelDirection
Direction of the label text on the chart.
AnnotationLabelPosition
Configures where to place the label relative to the annotation.
ArcLabelPosition
Configures where to place the label relative to the arcs.
AxisDirection
Direction of the domain axis when the chart container is configured for RTL mode.
BarGroupingType
Defines the way multiple series of bars are rendered per domain.
BarLabelAnchor
Configures where to anchor the label for labels drawn inside the bars.
BarLabelPosition
Configures where to place the label relative to the bars.
BehaviorPosition
Position of a component within the chart layout.
ChartTitleDirection
Direction of the title text on the chart.
ExploreModeTrigger
The gesture to use for triggering explore mode.
FillPatternType
Defines the pattern for a color fill.
InsideJustification
Justification for components positioned BehaviorPosition.inside.
LayoutPosition
Position of a LayoutView.
LegendDefaultMeasure
Options for calculating what measures are shown when there is no selection.
LegendTapHandling
Options for behavior of tapping/clicking on entries in the legend.
LinePointHighlighterFollowLineType
Type of follow line(s) to draw.
MaxWidthStrategy
The strategy to use if a TextElement exceeds the maxWidth.
OutsideJustification
Justification for components positioned outside BehaviorPosition.
PercentInjectorTotalType
Describes the type of data total that will be calculated by PercentInjector.
RangeAnnotationAxisType
Axis type for an annotation.
SelectionModelType
SelectionTrigger
SliderListenerDragState
Describes the current state of a slider change as a result of a drag event.
TextDirection
TickLabelAnchor
TickLabelJustification

Extensions

ColorExtensions on Color
Extension methods for common colors.
UIColorExtensions on Color
Extension methods for Flutter colors.

Constants

boundsLineRadiusPxFnKey → const AttributeKey<AccessorFn<double?>>
Defines an AccessorFn for the radius for data bounds lines (typically drawn by attaching a ComparisonPointsDecorator to the renderer.
boundsLineRadiusPxKey → const AttributeKey<double>
Defines a fixed radius for data bounds lines (typically drawn by attaching a ComparisonPointsDecorator to the renderer.
measureAxisIdKey → const AttributeKey<String>
pointSymbolRendererFnKey → const AttributeKey<AccessorFn<String>>
pointSymbolRendererIdKey → const AttributeKey<String>
rendererIdKey → const AttributeKey<String>
Unique identifier used to associate custom series renderers on a chart with one or more series of data.

Typedefs

DomainFormatter<D> = String Function(D domain)
MeasureFormatter = String Function(num? measure)
PanningCompletedCallback = void Function()
Callback for when panning is completed.
SelectionModelListener<D> = void Function(SelectionModel<D> model)
Callback for SelectionModel. It is triggered when the selection state changes.
SliderListenerCallback<D> = void Function(Point<int> point, D? domain, String roleId, SliderListenerDragState dragState)
Callback function for Slider drag events.
TypedAccessorFn<T, R> = R Function(T datum, int? index)
VocalizationCallback<D> = String Function(List<SeriesDatum<D>> seriesDatums)
Returns a string for a11y vocalization from a list of series datum.