# Interface: TooltipCallbacks<TType, Model, Item>

# Type parameters

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

# 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:2633 (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:2645 (opens new window)


# afterLabel

afterLabel(this, tooltipItem): string | void | string[]

# Parameters

Name Type
this Model
tooltipItem Item

# Returns

string | void | string[]

# Defined in

types/index.d.ts:2637 (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:2630 (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:2632 (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:2643 (opens new window)


# beforeLabel

beforeLabel(this, tooltipItem): string | void | string[]

# Parameters

Name Type
this Model
tooltipItem Item

# Returns

string | void | string[]

# Defined in

types/index.d.ts:2635 (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:2628 (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:2644 (opens new window)


# label

label(this, tooltipItem): string | void | string[]

# Parameters

Name Type
this Model
tooltipItem Item

# Returns

string | void | string[]

# Defined in

types/index.d.ts:2636 (opens new window)


# labelColor

labelColor(this, tooltipItem): void | TooltipLabelStyle

# Parameters

Name Type
this Model
tooltipItem Item

# Returns

void | TooltipLabelStyle

# Defined in

types/index.d.ts:2639 (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 }

# Defined in

types/index.d.ts:2641 (opens new window)


# labelTextColor

labelTextColor(this, tooltipItem): void | Color

# Parameters

Name Type
this Model
tooltipItem Item

# Returns

void | Color

# Defined in

types/index.d.ts:2640 (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:2629 (opens new window)