Base DChart

Main attribute for DChart

groupList

Type	default
List<G>	@required

data per group

• List<NumericGroup>
• List<OrdinalGroup>
• List<TimeGroup>

renderType

Type	default
RenderType Function(G group)?	null

Render Type to draw chart

animate

Type	default
bool	false

animate chart when build

animationDuration

Type	default
Duration	const Duration(milliseconds: 300)

duration animate a chart when build

domainAxis

Type	default
ChartAxis<T>?	DomainAxisN() or DomainAxisO() or DomainAxisT()

measureAxis

Type	default
ChartAxis<num>?	MeasureAxis()

secondaryMeasureAxis

Type	default
ChartAxis<num>?	MeasureAxis()

useSecondaryMeasureAxis

Type	default
bool Function(G group)?	false

Setup which group will use secondary measure axis. Usually to compare one chart group with other chart group

useSecondaryMeasureAxis: (group) {
  return switch (group.id) {
    'id2' => true,
    _ => false,
  };
},

layoutMargin

Type	default
LayoutMargin	null || 20px for each side

allowSliding

Type	default
bool	false

Give user access to slide chart viewport.
Set initial viewport in domainAxis.
If set true, this will affect to 'measure viewport'.
Measure viewport will auto adjust depend on min/max from item chart value
To fix this, set viewport in measueAxis

defaultInteractions

Type	default
bool	false

Selected highlight effect

onUpdatedListener

Type	default
void Function(D data)?	false

listen which data is selected, set defaultInteractions to true

onChangedListener

Type	default
void Function(D data)?	false

listen which data is changed selected, set defaultInteractions to true

ltr

Type	default
bool	true

Left to Right

• true:
  measureAxis → chart → secondaryMeasureAxis
  domain: smaller → bigger
• false:
  secondaryMeasureAxis ← chart ← measureAxis
  domain: bigger ← smaller

flipVerticalAxis

Type	default
bool	false

sort reversed measure axis