# Interface: TooltipCallbacks<TType, Model, Item>
# Type parameters
| Name | Type | 
|---|---|
| TType | extends ChartType | 
| Model | TooltipModel<TType> | 
| Item | TooltipItem<TType> | 
# Hierarchy
- TooltipDatasetCallbacks<- TType,- Model,- Item>- ↳ - TooltipCallbacks
# Methods
# afterBody
▸ afterBody(this, tooltipItems): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItems | Item[] | 
# Returns
string | void | string[]
# Defined in
types/index.d.ts:2704 (opens new window)
# afterFooter
▸ afterFooter(this, tooltipItems): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItems | Item[] | 
# Returns
string | void | string[]
# Defined in
types/index.d.ts:2716 (opens new window)
# afterLabel
▸ afterLabel(this, tooltipItem): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItem | Item | 
# Returns
string | void | string[]
# Overrides
TooltipDatasetCallbacks.afterLabel
# Defined in
types/index.d.ts:2708 (opens new window)
# afterTitle
▸ afterTitle(this, tooltipItems): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItems | Item[] | 
# Returns
string | void | string[]
# Defined in
types/index.d.ts:2701 (opens new window)
# beforeBody
▸ beforeBody(this, tooltipItems): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItems | Item[] | 
# Returns
string | void | string[]
# Defined in
types/index.d.ts:2703 (opens new window)
# beforeFooter
▸ beforeFooter(this, tooltipItems): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItems | Item[] | 
# Returns
string | void | string[]
# Defined in
types/index.d.ts:2714 (opens new window)
# beforeLabel
▸ beforeLabel(this, tooltipItem): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItem | Item | 
# Returns
string | void | string[]
# Overrides
TooltipDatasetCallbacks.beforeLabel
# Defined in
types/index.d.ts:2706 (opens new window)
# beforeTitle
▸ beforeTitle(this, tooltipItems): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItems | Item[] | 
# Returns
string | void | string[]
# Defined in
types/index.d.ts:2699 (opens new window)
# footer
▸ footer(this, tooltipItems): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItems | Item[] | 
# Returns
string | void | string[]
# Defined in
types/index.d.ts:2715 (opens new window)
# label
▸ label(this, tooltipItem): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItem | Item | 
# Returns
string | void | string[]
# Overrides
# Defined in
types/index.d.ts:2707 (opens new window)
# labelColor
▸ labelColor(this, tooltipItem): void | TooltipLabelStyle
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItem | Item | 
# Returns
void | TooltipLabelStyle
# Overrides
TooltipDatasetCallbacks.labelColor
# Defined in
types/index.d.ts:2710 (opens new window)
# labelPointStyle
▸ labelPointStyle(this, tooltipItem): void | { pointStyle: PointStyle ; rotation: number  }
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItem | Item | 
# Returns
void | { pointStyle: PointStyle ; rotation: number  }
# Overrides
TooltipDatasetCallbacks.labelPointStyle
# Defined in
types/index.d.ts:2712 (opens new window)
# labelTextColor
▸ labelTextColor(this, tooltipItem): void | Color
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItem | Item | 
# Returns
void | Color
# Overrides
TooltipDatasetCallbacks.labelTextColor
# Defined in
types/index.d.ts:2711 (opens new window)
# title
▸ title(this, tooltipItems): string | void | string[]
# Parameters
| Name | Type | 
|---|---|
| this | Model | 
| tooltipItems | Item[] | 
# Returns
string | void | string[]