animated_fl_chart library

Classes

AFlBorderData
Holds data to drawing border around the chart.
AFlGridData
Responsible to hold grid data,
AFlLine
Defines style of a line.
AFlLineLabel
AFlSpot
Represents a conceptual position in cartesian (axis based) space.
AFlTitlesData
Holds data for showing titles on each side of charts.
AFlTouchEvent
Parent class for several kind of touch/pointer events (like tap, panMode, longPressStart, ...)
AxisChartData
This is the base class for axis base charts data that contains a AFlGridData that holds data for showing grid lines, also we have minX, maxX, minY, maxY values we use them to determine how much is the scale of chart, and calculate x and y according to the scale. each child have to set it in their constructor.
AxisTitles
Holds data for showing each side titles (left, top, right, bottom)
BackgroundBarChartRodData
Holds values to draw a rod in rear of the main rod.
BadgeWidgetsDelegate
BarAreaData
BarAreaSpotsLine
BarChart
BarChartData
BarChartWidget needs this class to render itself.
BarChartDataTween
It lerps a BarChartData to another BarChartData (handles animation for updating values)
BarChartGroupData
Represents a group of rods (or bars) inside the BarChartWidget.
BarChartRodData
Holds data about rendering each rod (or bar) in the BarChartWidget.
BarChartRodStackItem
A colored section of Stacked Chart rod item
BarChartState
BarChartWidget
BarChartWidgetState
BarTooltipItem
Holds data needed for showing custom tooltip content.
BarTouchData
Holds data to handle touch events, and touch responses in the BarChartWidget.
BarTouchedSpot
It gives you information about the touched spot.
BarTouchResponse
Holds information about touch response in the BarChartWidget.
BarTouchTooltipData
Holds representation data for showing tooltip popup on top of rods.
BaseChartData
This class holds all data needed for BaseChartPainter.
BaseTouchResponse
This class holds the touch response details of charts.
BetweenBarsData
ExtraLinesData
Draws some straight horizontal or vertical lines in the LineChartWidget
FlClipData
Holds data to clipping chart around its borders.
FlDotCirclePainter
FlDotCrossPainter
FlDotData
FlDotPainter
FlDotSquarePainter
FlLongPressEnd
When a pointer stops contacting the screen after a long press gesture was detected. Also reports the position where the pointer stopped contacting the screen.
FlLongPressMoveUpdate
When a pointer is moving after being held in contact at the same location for a long period of time. Reports the new position and its offset from the original down position.
FlLongPressStart
Called When a pointer has remained in contact with the screen at the same location for a long period of time.
FlPanCancelEvent
When the pointer that previously triggered a FlPanStartEvent did not complete. Inspired from GestureDragCancelCallback
FlPanDownEvent
When a pointer has contacted the screen and might begin to move
FlPanEndEvent
When a pointer that was previously in contact with the screen and moving is no longer in contact with the screen.
FlPanStartEvent
When a pointer has contacted the screen and has begun to move.
FlPanUpdateEvent
When a pointer that is in contact with the screen and moving has moved again.
FlPointerEnterEvent
The pointer has moved with respect to the device while the pointer is or is not in contact with the device, and it has entered our chart.
FlPointerExitEvent
The pointer has moved with respect to the device while the pointer is or is not in contact with the device, and exited our chart.
FlPointerHoverEvent
The pointer has moved with respect to the device while the pointer is not in contact with the device.
FlTapCancelEvent
When the pointer that previously triggered a FlTapDownEvent will not end up causing a tap. Inspired from GestureTapCancelCallback
FlTapDownEvent
When a pointer that might cause a tap has contacted the screen.
FlTapUpEvent
When a pointer that will trigger a tap has stopped contacting the screen.
FlTouchData<R extends BaseTouchResponse>
Holds data to handle touch events, and touch responses in abstract way.
HorizontalLine
Holds data for drawing extra horizontal lines.
HorizontalLineLabel
Draws a title on the HorizontalLine
HorizontalRangeAnnotation
Defines an annotation region in y (vertical) axis.
LineBarSpot
LineChartBarData
LineChartData
LineChartDataTween
LineChartState
LineChartStepData
LineChartWidget
LineTooltipItem
LineTouchData
LineTouchResponse
LineTouchTooltipData
PieChartData
PieChartWidget needs this class to render itself.
PieChartDataTween
It lerps a PieChartData to another PieChartData (handles animation for updating values)
PieChartSectionData
Holds data related to drawing each PieChartWidget section.
PieChartState
PieChartWidget
PieTouchData
Holds data to handle touch events, and touch responses in the PieChartWidget.
PieTouchedSection
PieTouchResponse
Holds information about touch response in the PieChartWidget.
RadarChart
Renders a radar chart as a widget, using provided RadarChartData.
RadarChartData
RadarChart needs this class to render itself.
RadarChartDataTween
It lerps a RadarChartData to another RadarChartData (handles animation for updating values)
RadarChartState
RadarChartTitle
RadarDataSet
the data values for drawing RadarChart sections
RadarEntry
holds the data about each entry or point in RadarChart
RadarTouchData
Holds data to handle touch events, and touch responses in the RadarChart.
RadarTouchedSpot
It gives you information about the touched spot.
RadarTouchResponse
Holds information about touch response in the RadarTouchResponse.
RangeAnnotations
Holds data for rendering horizontal and vertical range annotations.
ScatterChart
Renders a pie chart as a widget, using provided ScatterChartData.
ScatterChartData
ScatterChart needs this class to render itself.
ScatterChartDataTween
It lerps a ScatterChartData to another ScatterChartData (handles animation for updating values)
ScatterChartState
ScatterLabelSettings
Defines information about the labels in the ScatterChart
ScatterSpot
Defines information about a spot in the ScatterChart
ScatterTooltipItem
Holds data of showing each item in the tooltip popup.
ScatterTouchData
Holds data to handle touch events, and touch responses in the ScatterChart.
ScatterTouchedSpot
Holds the touched spot data
ScatterTouchResponse
Holds information about touch response in the ScatterChart.
ScatterTouchTooltipData
Holds representation data for showing tooltip popup on top of spots.
ShowingTooltipIndicators
SideTitleFitInsideData
Force child widget to be positioned inside its corresponding axis bounding box
SideTitles
Holds data for showing label values on axis numbers
SideTitleWidget
Wraps a child widget and applies some default behaviours
SizedPicture
Holds data for showing a vector image inside the chart.
TitleMeta
Contains meta information about the drawing title.
TouchedSpot
holds information about touched spot on the axis based charts.
TouchedSpotIndicatorData
TouchLineBarSpot
VerticalLine
Holds data for drawing extra vertical lines.
VerticalLineLabel
Draws a title on the VerticalLine
VerticalRangeAnnotation
Defines an annotation region in x (horizontal) axis.

Enums

AxisSide
Represents a side of the chart
BarChartAlignment
defines arrangement of barGroups, check MainAxisAlignment for more details.
FLHorizontalAlignment
Controls an element horizontal alignment to given point.
RadarShape
TooltipDirection
Controls showing tooltip on top or bottom.

Functions

defaultBarTooltipItem(BarChartGroupData group, int groupIndex, BarChartRodData rod, int rodIndex) → BarTooltipItem?
Default implementation for BarTouchTooltipData.getTooltipItem.
defaultGetTitle(double value, TitleMeta meta) → Widget
The default SideTitles.getTitlesWidget function.
defaultGetTouchLineEnd(LineChartBarData barData, int spotIndex) → double
defaultGetTouchLineStart(LineChartBarData barData, int spotIndex) → double
defaultGridLine(double value) → AFlLine
Returns a grey line for all values.
defaultLineTooltipItem(List<LineBarSpot> touchedSpots) → List<LineTooltipItem>
defaultScatterTooltipItem(ScatterSpot touchedSpot) → ScatterTooltipItem?
Default implementation for ScatterTouchTooltipData.getTooltipItems.
defaultTouchedIndicators(LineChartBarData barData, List<int> indicators) → List<TouchedSpotIndicatorData>
getDefaultLabelFunction(int spotIndex, ScatterSpot spot) → String
It gives you the default label of the spot.
getDefaultLabelTextStyleFunction(int spotIndex, ScatterSpot spot) → TextStyle?
It gives you the default text style of the label for a spot.
showAllDots(AFlSpot spot, LineChartBarData barData) → bool
showAllGrids(double value) → bool
Shows all lines.
showAllSpotsBelowLine(AFlSpot spot) → bool

Typedefs

BaseTouchCallback<R extends BaseTouchResponse> = void Function(AFlTouchEvent, R?)
Chart's touch callback.
CalculateTouchDistance = double Function(Offset touchPoint, Offset spotPixelCoordinates)
CheckToShowDot = bool Function(AFlSpot spot, LineChartBarData barData)
CheckToShowGrid = bool Function(double value)
Determines showing or hiding specified line.
CheckToShowSpotLine = bool Function(AFlSpot spot)
GetBarTooltipItem = BarTooltipItem? Function(BarChartGroupData group, int groupIndex, BarChartRodData rod, int rodIndex)
Provides a BarTooltipItem for showing content inside the BarTouchTooltipData.
GetDotColorCallback = Color Function(AFlSpot, double, LineChartBarData)
GetDotPainterCallback = FlDotPainter Function(AFlSpot, double, LineChartBarData, int)
GetDrawingGridLine = AFlLine Function(double value)
Determines the appearance of specified line.
GetLabelFunction = String Function(int spotIndex, ScatterSpot spot)
It gives you the index value as well as the spot and returns the label of the spot.
GetLabelTextStyleFunction = TextStyle? Function(int spotIndex, ScatterSpot spot)
It gives you the index value as well as the spot and gets the text style of the label.
GetLineTooltipItems = List<LineTooltipItem?> Function(List<LineBarSpot> touchedSpots)
GetScatterTooltipItems = ScatterTooltipItem? Function(ScatterSpot touchedSpot)
Provides a ScatterTooltipItem for showing content inside the ScatterTouchTooltipData.
GetTitleByIndexFunction = RadarChartTitle Function(int index, double angle)
GetTitleWidgetFunction = Widget Function(double value, TitleMeta meta)
It gives you the axis value and gets a String value based on it.
GetTouchedSpotIndicator = List<TouchedSpotIndicatorData?> Function(LineChartBarData barData, List<int> spotIndexes)
GetTouchLineY = double Function(LineChartBarData barData, int spotIndex)
MouseCursorResolver<R extends BaseTouchResponse> = MouseCursor Function(AFlTouchEvent, R?)
It gives you the happened AFlTouchEvent and existed R data at the event's location, then you should provide a MouseCursor to change the cursor at the event's location. For example you can pass the SystemMouseCursors.click to change the mouse cursor to click.
ScatterTouchCallback = void Function(ScatterTouchResponse)
ScatterChart's touch callback.