# Interface: TooltipCallbacks<TType, Model, Item>

# Type parameters

Name Type
TType extends ChartType
Model TooltipModel<TType>
Item TooltipItem<TType>

# Hierarchy

# 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(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

TooltipDatasetCallbacks.label

# 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[]

# Defined in

types/index.d.ts:2700 (opens new window)