class anychart.core.ui.Label Improve this Doc

Extends: anychart.core.Text

Label element class.
Label can be a part of another element (such as chart, legend, axis, etc) or it can be used independently.
Label has a background and a large number of positioning options:

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Usage sample

Methods Overview

Specific settings
text()	Label text.
Advanced Text Settings
adjustFontSize()	Adjusting settings.
fontVariant()	Font variant settings.
letterSpacing()	Text letter spacing settings.
textDirection()	Text direction settings.
textIndent()	Text indent settings.
textOverflow()	Text overflow settings.
useHtml()	Text useHtml settings.
wordBreak()	Word break mode.
wordWrap()	Word-wrap mode.
Base Text Settings
fontColor()	Font color settings.
fontDecoration()	Font decoration settings.
fontFamily()	Font family settings.
fontOpacity()	Font opacity settings.
fontSize()	Font size settings.
fontStyle()	Font style settings.
fontWeight()	Font weight settings.
hAlign()	Text horizontal align settings.
lineHeight()	Text line height settings.
maxFontSize()	Maximum font size settings.
minFontSize()	Minimum font size settings.
textShadow()	Text shadow settings.
vAlign()	Text vertical align settings.
Coloring
background()	Background settings
Events
disablePointerEvents()	Pointer events settings.
Interactivity
enabled()	Element state (enabled or disabled).
selectable()	Text selectable option.
Size and Position
anchor()	Anchor settings.
height()	Height settings.
offsetX()	Offset by X.
offsetY()	Offset by Y.
padding()	Padding settings.
position()	Position settings.
rotation()	Rotation settings.
width()	Width settings.
zIndex()	Z-index of the element.
Text Settings
textSettings()	Text settings.

Methods Description

adjustFontSize

adjustFontSize()

Getter for the adjust font settings.

Detailed description

Returns an array of two elements [isAdjustByWidth, isAdjustByHeight].

[false, false] - don't adjust (adjust is off )
[true, false] - adjust width
[false, true] - adjust height
[true, true] - adjust the first suitable value.

Returns:

Object - AdjustFontSize settings.

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Usage sample

adjustFontSize(bothOrByWidth, byHeight)

Setter for the adjust font settings.

Detailed description

Minimal and maximal font sizes can be configured using: anychart.core.ui.Label#minFontSize and anychart.core.ui.Label#maxFontSize.
Note: Works only when anychart.core.ui.Label#width and anychart.core.ui.Label#height are set.
Note: anychart.core.ui.Label#fontSize does not work when adjusting is enabled.

Params:

Name	Type	Default	Description
bothOrByWidth	Object \| Array.<boolean> \| boolean	{width: false, height: false}	If only one param is set, its value goes for another too (see source code).
byHeight	boolean		Is font needs to be adjusted by height.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

Example

label.adjustFontSize(false);
// the same
label.adjustFontSize(false, false);
// the same
label.adjustFontSize([false, false]);

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Usage sample

anchor

anchor()

Getter for label anchor settings.

Returns:

anychart.enums.Anchor | string - Label anchor settings.

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Usage sample

anchor(anchor)

Setter for label anchor settings.

Detailed description

Note: merges label positioning point (anychart.core.ui.Label#position) with an anchor.

Params:

Name	Type	Default	Description
anchor	anychart.enums.Anchor \| string	'left-top'	Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

background

background()

Getter for label background settings.

Detailed description

Note: By default background is disabled. Set enabled(true) to start working with it.

Returns:

anychart.core.ui.Background - Returns the background settings.

background(settings)

Setter for label background settings.

Detailed description

Sets label background settings depending on parameter type:

null/boolean - disable or enable label background.
string - sets label background color value.
object - sets label background settings.

Params:

Name	Type	Default	Description
settings	string \| Object \| null \| boolean	false	Background settings to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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disablePointerEvents

disablePointerEvents()

Getter for the pointer events.

Returns:

boolean - Flag of the state.

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Usage sample

disablePointerEvents(enabled)

Setter for the pointer events.

Params:

Name	Type	Default	Description
enabled	boolean	false	Enabled state to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

enabled

enabled()

Getter for the label state (enabled or disabled).

Returns:

boolean - Element state.

enabled(enabled)

Setter for the label enabled state.

Params:

Name	Type	Default	Description
enabled	boolean	true	Enabled state to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

Example.

if (!element.enabled())
   element.enabled(true);

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Usage sample

fontColor

fontColor()

Getter for the text font color.

Returns:

string - Font color.

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Usage sample

fontColor(color)

Setter for the text font color.
https://www.w3schools.com/html/html_colors.asp

Params:

Name	Type	Description
color	string	Font color to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

fontDecoration

fontDecoration()

Getter for the text font decoration.

Returns:

anychart.graphics.vector.Text.Decoration | string - Font decoration.

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Usage sample

fontDecoration(value)

Setter for the text font decoration.

Params:

Name	Type	Default	Description
value	anychart.graphics.vector.Text.Decoration \| string	'none'	Font decoration to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

fontFamily

fontFamily()

Getter for the font family.

Returns:

string - Font family.

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Usage sample

fontFamily(family)

Setter for the font family.

Params:

Name	Type	Default	Description
family	string	'Verdana', Helvetica, Arial, sans-serif	Font family to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

fontOpacity

fontOpacity()

Getter for the text font opacity.

Returns:

number - Font opacity.

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Usage sample

fontOpacity(opacity)

Setter for the text font opacity. Double value from 0 to 1.

Params:

Name	Type	Default	Description
opacity	number	1	Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

Name	Type	Default	Description
size	string \| number	16	Font size to set.

fontStyle

fontStyle()

Getter for the text font style.

Returns:

anychart.graphics.vector.Text.FontStyle | string - Font style.

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Usage sample

fontStyle(style)

Setter for the text font style.

Params:

Name	Type	Default	Description
style	anychart.graphics.vector.Text.FontStyle \| string	'normal'	Font style to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

fontVariant

fontVariant()

Getter for the text font variant.

Returns:

anychart.graphics.vector.Text.FontVariant | string - Font variant.

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Usage sample

fontVariant(value)

Setter for the text font variant.

Params:

Name	Type	Default	Description
value	anychart.graphics.vector.Text.FontVariant \| string	'normal'	Font variant to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

fontWeight

fontWeight()

Getter for the text font weight.

Returns:

string | number - Font weight.

See listing

var fontWeight = label.fontWeight();

fontWeight(weight)

Setter for the text font weight.
https://www.w3schools.com/cssref/pr_font_weight.asp

Params:

Name	Type	Default	Description
weight	string \| number	'normal'	Font weight to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

hAlign

hAlign()

Getter for the text horizontal align.

Returns:

anychart.graphics.vector.Text.HAlign | string - Text horizontal align.

See listing

var hAlign = label.hAlign();

hAlign(align)

Setter for the text horizontal align.

Params:

Name	Type	Default	Description
align	anychart.graphics.vector.Text.HAlign \| string	'start'	Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

height

height()

Getter for the label height.

Returns:

number | string | null - Label height.

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Usage sample

height(height)

Setter for the label height.

Detailed description

Note: if null is passed, height is calculated automatically.

Params:

Name	Type	Default	Description
height	number \| string \| null	null	Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

letterSpacing

letterSpacing()

Getter for the text letter spacing.

Returns:

string | number - Letter spacing.

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Usage sample

letterSpacing(spacing)

Setter for the text letter spacing.
https://www.w3schools.com/cssref/pr_text_letter-spacing.asp

Params:

Name	Type	Default	Description
spacing	string \| number	'normal'	Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

lineHeight

lineHeight()

Getter for the text line height.

Returns:

string | number - Text line height.

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Usage sample

lineHeight(height)

Setter for the text line height.
https://www.w3schools.com/cssref/pr_dim_line-height.asp

Params:

Name	Type	Default	Description
height	string \| number	'normal'	Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

maxFontSize

maxFontSize()

Getter for maximum font size settings for adjust text to.

Returns:

number - Maximum font size.

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Usage sample

maxFontSize(size)

Setter for maximum font size settings for adjust text to.

Detailed description

Note: works only when adjusting is enabled. Look anychart.core.ui.Label#adjustFontSize.

Params:

Name	Type	Default	Description
size	number \| string	72	Maximum font size to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

minFontSize

minFontSize()

Getter for minimum font size settings for adjust text from.

Returns:

number - Minimum font size.

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Usage sample

minFontSize(size)

Setter for minimum font size settings for adjust text from.

Detailed description

Note: works only when adjusting is enabled. Look anychart.core.ui.Label#adjustFontSize.

Params:

Name	Type	Default	Description
size	number \| string	8	Minimum font size to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

offsetX

offsetX()

Getter for label offsetX settings.

Returns:

number | string - Label offsetX value.

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Usage sample

offsetX(offset)

Setter for label offsetX settings.

Arrows show offsets layout.

Params:

Name	Type	Default	Description
offset	number \| string	0	Offset by X to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

offsetY

offsetY()

Getter for label offsetY settings.

Returns:

number | string - Label offsetY value.

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Usage sample

offsetY(offset)

Setter for label offsetY settings.

Arrows show offsets layout.

Params:

Name	Type	Default	Description
offset	number \| string	0	Offset by Y to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

padding

padding()

Getter for the label padding.

Detailed description

See how paddings work at anychart.core.Chart#padding.

Returns:

anychart.core.utils.Padding - Label padding.

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Usage sample

padding(padding)

Setter for the label padding in pixels by one value.

Params:

Name	Type	Default	Description
padding	Array.<(number\|string)> \| Object	{top: 0, right: 0, bottom: 0, left: 0}	Padding to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

padding(value1, value2, value3, value4)

Setter for the label padding in pixels.

Params:

Name	Type	Description
value1	string \| number	Top or top-bottom space.
value2	string \| number	Right or right-left space.
value3	string \| number	Bottom space.
value4	string \| number	Left space.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

Example.

// 1) top and bottom 10px, left and right 15px
label.padding(10, "15px");
// 2) top 10px, left and right 15px, bottom 5px
label.padding(10, "15px", 5);
// 3) top 10px, right 15px, bottom 5px, left 12px
label.padding(10, "15px", "5px", 12);

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Usage sample

position

position()

Getter for label position settings.

Returns:

anychart.enums.Position | string - Label position settings.

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Usage sample

position(position)

Setter for label position settings.

Detailed description

Note: works only if anychart.core.ui.Label#container or anychart.core.ui.Label#parentBounds are explicitly set.

Params:

Name	Type	Default	Description
position	anychart.enums.Position \| string	'left-top'	Position to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

rotation

rotation()

Getter for the label rotation.

Returns:

number - Label rotation.

See listing

var rotation = label.rotation();

rotation(rotation)

Setter for the label rotation.

Params:

Name	Type	Default	Description
rotation	number	0	Label rotation.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

selectable

selectable()

Getter for the text selectable option.

Returns:

boolean - The text selectable option.

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Usage sample

selectable(enabled)

Setter for the text selectable.

Detailed description

This options defines whether the text can be selected. If set to false one can't select the text.

Params:

Name	Type	Default	Description
enabled	boolean	false	Enabled state to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

text

text()

Getter for the text content for a label.

Returns:

string - Text content of a label.

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Usage sample

text(text)

Setter for text content for a label.

Params:

Name	Type	Default	Description
text	string	'Label text'	Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

textDirection

textDirection()

Getter for the text direction.

Returns:

anychart.graphics.vector.Text.Direction | string - Text direction.

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Usage sample

textDirection(direction)

Setter for the text direction.

Params:

Name	Type	Default	Description
direction	anychart.graphics.vector.Text.Direction \| string	'ltr'	Text direction to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

textIndent

textIndent()

Getter for the text indent.

Returns:

number - Text indent.

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Usage sample

textIndent(indent)

Setter for the text indent.

Params:

Name	Type	Default	Description
indent	number	0	Text indent to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

textOverflow

textOverflow()

Getter for the text overflow settings.

Returns:

anychart.graphics.vector.Text.TextOverflow | string - Text overflow settings.

See listing

var title = chart.title();
var textOverflow = title.textOverflow();

textOverflow(value)

Setter for the text overflow settings.

Params:

Name	Type	Default	Description
value	anychart.graphics.vector.Text.TextOverflow \| string	""	Text overflow settings to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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Usage sample

textSettings

textSettings()

Getter for the full text appearance settings.

Returns:

Object - A copy of settings object.

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Usage sample

textSettings(name)

Getter for all text appearance settings.

Detailed description

Note: Returns undefined if the name of the setting is wrong.

Params:

Name	Type	Description
name	string	Setting name.

Returns:

string | number | boolean | undefined - Value of settings.

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Usage sample

textSettings(objectWithSettings)

Setter for text appearance settings.

Detailed description

Overrides current text settings by passed settings object.

Params:

Name	Type	Description
objectWithSettings	Object	Settings object. Complete object looks like this: { 'fontSize': smth, 'fontFamily': smth, 'fontColor': smth, 'fontOpacity': smth, 'fontDecoration': smth, 'fontStyle': smth, 'fontVariant': smth, 'fontWeight': smth, 'letterSpacing': smth, 'textDirection': smth, 'lineHeight': smth, 'textIndent': smth, 'vAlign': smth, 'hAlign': smth, 'wordWrap': smth, 'wordBreak': smth, 'textOverflow': smth, 'selectable': smth, 'useHtml': smth 'textShadow':smth }

Name

Type

Description

objectWithSettings

Object

Settings object. Complete object looks like this:

   {
     'fontSize': smth,
     'fontFamily': smth,
     'fontColor': smth,
     'fontOpacity': smth,
     'fontDecoration': smth,
     'fontStyle': smth,
     'fontVariant': smth,
     'fontWeight': smth,
     'letterSpacing': smth,
     'textDirection': smth,
     'lineHeight': smth,
     'textIndent': smth,
     'vAlign': smth,
     'hAlign': smth,
     'wordWrap': smth,
     'wordBreak': smth,
     'textOverflow': smth,
     'selectable': smth,
     'useHtml': smth
     'textShadow':smth
   }

Returns:

anychart.core.ui.Label - Self instance for method chaining.

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