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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:

Methods Overview

Specific settings
text()Label text.
textSettings()Text settings.
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.
textWrap()Text wrap settings.
useHtml()Text useHtml settings.
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.
vAlign()Text vertical align settings.
Coloring
background()Background settings
Events
disablePointerEvents()Pointer events settings.
listen()Adds an event listener.
listenOnce()Adds a single time event listener.
removeAllListeners()Removes all listeners.
unlisten()Removes the listener.
unlistenByKey()Removes the listener by the key.
Export
print()Prints all elements.
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.
width()Width settings.
zIndex()Z-index of the element.

Methods Description

adjustFontSize

Getter for the current adjust font settings.

Returns:

Array.<boolean, boolean> - adjustFontSite setting or self for method chaining.
Setter for the adjust font settings.

Params:

NameTypeDefaultDescription
bothOrByWidthboolean | Array.<boolean, boolean> | Object
{width: false, height: false}
If only one param is set, its value goes for another too (see source code).
byHeightboolean
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]);

anchor

Getter for label anchor settings.

Returns:

anychart.enums.Anchor - Current label anchor settings.
Setter for label anchor settings.

Params:

NameTypeDefaultDescription
valueanychart.enums.Anchor | string
"leftTop"
Value to set.

Returns:

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

background

Getter for the label background settings.

Returns:

anychart.core.ui.Background - Returns the background settings.
Setter for label background settings.

Params:

NameTypeDefaultDescription
valuestring | Object | null | boolean
false
Value to set.

Returns:

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

disablePointerEvents

Getter for the current pointer events.

Returns:

boolean - Flag of the current state.
Setter for the pointer events.

Params:

NameTypeDefaultDescription
valueboolean
false
Value to set.

Returns:

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

enabled

Getter for the current element state (enabled or disabled).

Returns:

boolean - The current element state.
Setter for the element enabled state.

Params:

NameTypeDefaultDescription
valueboolean
true
Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.
Example.
if (!element.enabled())
   element.enabled(true);

fontColor

Getter for the text font color.

Returns:

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

Params:

NameTypeDefaultDescription
valuestring
"#7c868e"
Value to set.

Returns:

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

fontDecoration

Getter for the text font decoration.

Returns:

anychart.graphics.vector.Text.Decoration | string - The current font decoration.
Setter for the text font decoration.

Params:

NameTypeDefaultDescription
valueanychart.graphics.vector.Text.Decoration | string
"none"
Value to set.

Returns:

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

fontFamily

Getter for the current font family.

Returns:

string - The current font family.
Setter for font family.

Params:

NameTypeDefaultDescription
valuestring
"Verdana", Helvetica, Arial, sans-serif
Value to set.

Returns:

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

fontOpacity

Getter for the text font opacity.

Returns:

number - The current font opacity.
Setter for the text font opacity. Double value from 0 to 1.

Params:

NameTypeDefaultDescription
valuenumber
1
Value to set.

Returns:

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

fontSize

Getter for the current text font size.

Returns:

string | number - Current font size.
Setter for text font size.

Params:

NameTypeDefaultDescription
valuestring | number
16
Value to set.

Returns:

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

fontStyle

Getter for the text font style.

Returns:

anychart.graphics.vector.Text.FontStyle | string - The current font style.
Setter for the text font style.

Params:

NameTypeDefaultDescription
valueanychart.graphics.vector.Text.FontStyle | string
"normal"
Value to set.

Returns:

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

fontVariant

Getter for the text font variant.

Returns:

anychart.graphics.vector.Text.FontVariant | string - The current font variant.
Setter for the text font variant.

Params:

NameTypeDefaultDescription
valueanychart.graphics.vector.Text.FontVariant | string
"normal"
Value to set.

Returns:

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

fontWeight

Getter for the text font weight.

Returns:

string | number - The current font weight.

Params:

NameTypeDefaultDescription
valuestring | number
"normal"
Value to set.

Returns:

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

hAlign

Getter for the text horizontal align.

Returns:

anychart.graphics.vector.Text.HAlign | string - The current text horizontal align.
Setter for the text horizontal align.

Params:

NameTypeDefaultDescription
valueanychart.graphics.vector.Text.HAlign | string
"start"
Value to set.

Returns:

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

height

Getter for label height.

Returns:

number | string | null - Current label width.
Setter for label height.

Params:

NameTypeDefaultDescription
valuenumber | string | null
null
Value to set.

Returns:

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

letterSpacing

Getter for the text letter spacing.

Returns:

string | number - The current letter spacing.

Params:

NameTypeDefaultDescription
valuestring | number
"normal"
Value to set.

Returns:

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

lineHeight

Getter for the text line height.

Returns:

string | number - The current text line height.

Params:

NameTypeDefaultDescription
valuestring | number
"normal"
Value to set.

Returns:

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

listen

Adds an event listener to an implementing object.

Params:

NameTypeDescription
typestringThe event type id.
listenerfunctionCallback method.
useCapturebooleanWhether to fire in capture phase (defaults to false).
listenerScopescopeObject in whose scope to call the listener.

Returns:

Object - Unique key for the listener.

listenOnce

Adds an event listener to an implementing object.

Params:

NameTypeDescription
typestringThe event type id.
listenerfunctionCallback method.
useCapturebooleanWhether to fire in capture phase (defaults to false).
listenerScopescopeObject in whose scope to call the listener.

Returns:

Object - Unique key for the listener.

maxFontSize

Gets font size setting for adjust text to.

Returns:

number - Current value.
Sets font size setting for adjust text to.

Params:

NameTypeDefaultDescription
valuenumber | string
72
Value to set.

Returns:

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

minFontSize

Gets current minimum font size setting for adjust text from.

Returns:

number - Current value.
Sets minimum font size setting for adjust text from.

Params:

NameTypeDefaultDescription
valuenumber | string
8
Value to set.

Returns:

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

offsetX

Getter for current label offsetX settings.

Returns:

number | string - Label offsetX value.
Setter for label offsetX settings.

Arrows show offsets layout.

Params:

NameTypeDefaultDescription
valuenumber | string
0
Value to set.

Returns:

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

offsetY

Getter for current label offsetY settings.

Returns:

number | string - Label offsetY value.
Setter for label offsetY settings.

Arrows show offsets layout.

Params:

NameTypeDefaultDescription
valuenumber | string
0
Value to set.

Returns:

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

padding

Getter for current label padding.

Returns:

anychart.core.utils.Padding - Current label padding.
Setter for label padding in pixels by one value.

Params:

NameTypeDefaultDescription
valueArray.<(number|string)> | Object
{top: 0, right: 0, bottom: 0, left: 0}
Value to set.

Returns:

anychart.core.ui.Label - Self instance for method chaining.
Setter for label padding in pixels.

Params:

NameTypeDefaultDescription
value1string | number
0
Top or top-bottom space.
value2string | number
0
Right or right-left space.
value3string | number
0
Bottom space.
value4string | number
0
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);

position

Getter for current label position settings.

Returns:

anychart.enums.Position - Current label position settings.
Setter for label position settings.

Params:

NameTypeDefaultDescription
valueanychart.enums.Position | string
"leftTop"
Value to set.

Returns:

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

print

Prints all elements on related stage.

Params:

NameTypeDefaultDescription
paperSizeanychart.graphics.vector.PaperSize
Paper size.
landscapeboolean
false
Flag of landscape.

removeAllListeners

Removes all listeners from an object. You can also optionally remove listeners of some particular type.

Params:

NameTypeDescription
typestringType of event to remove, default is to remove all types.

Returns:

number - Number of listeners removed.

selectable

Getter for the text selectable option.

Returns:

boolean - The current text selectable option.
Setter for the text selectable.

Params:

NameTypeDefaultDescription
valueboolean
false
Value to set.

Returns:

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

text

Gets text content for a current label.

Returns:

string - Current text content of a label.
Sets text content for a label.

Params:

NameTypeDefaultDescription
valuestring
"Label text"
Value to set.

Returns:

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

textDirection

Getter for the text direction.

Returns:

anychart.graphics.vector.Text.Direction | string - Current text direction.
Setter for the text direction.

Params:

NameTypeDefaultDescription
valueanychart.graphics.vector.Text.Direction | string
"ltr"
Value to set.

Returns:

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

textIndent

Getter for the text indent.

Returns:

number - The current text indent.
Setter for the text indent.

Params:

NameTypeDefaultDescription
valuenumber
0
Value to set.

Returns:

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

textOverflow

Getter for the text overflow settings.

Returns:

anychart.graphics.vector.Text.TextOverflow | string - The current text overflow settings.
Setter for the text overflow settings.

Params:

NameTypeDefaultDescription
valueanychart.graphics.vector.Text.TextOverflow | string
""
Value to set.

Returns:

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

textSettings

Getter for the full text appearance settings.

Returns:

Object - A copy of settings object.
Getter for all text appearance settings.

Params:

NameTypeDescription
namestringSetting name.

Returns:

string | number | boolean | undefined - Value of the setting.
Setter for text appearance settings.

Params:

NameTypeDescription
objectWithSettingsObjectSettings 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, "textWrap": smth, "textOverflow": smth, "selectable": smth, "useHtml": smth }.

Returns:

anychart.core.ui.Label - Self instance for method chaining.
Setter for the text appearance settings.

Params:

NameTypeDescription
namestringSetting name.
valuestring | number | booleanSetting value.

Returns:

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

textWrap

Getter for the text wrap settings.

Returns:

anychart.graphics.vector.Text.TextWrap | string - The current text wrap settings.
Setter for the text wrap settings.

Params:

NameTypeDefaultDescription
valueanychart.graphics.vector.Text.TextWrap | string
"byLetter"
Value to set.

Returns:

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

unlisten

Removes a listener added using listen() or listenOnce() methods.

Params:

NameTypeDescription
typestringThe event type id.
listenerfunctionCallback method.
useCapturebooleanWhether to fire in capture phase (defaults to false).
listenerScopescopeObject in whose scope to call the listener.

Returns:

boolean - Whether any listener was removed.

unlistenByKey

Removes an event listener which was added with listen() by the key returned by listen() or listenOnce().

Params:

NameTypeDescription
keyObjectThe key returned by listen() or listenOnce().

Returns:

boolean - Whether any listener was removed.

useHtml

Getter for the useHTML flag.

Returns:

boolean - The current value of useHTML flag.
Setter for flag useHTML.

Params:

NameTypeDefaultDescription
valueboolean
false
Value to set.

Returns:

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

vAlign

Getter for the text vertical align.

Returns:

anychart.graphics.vector.Text.VAlign | string - The current text vertical align.
Setter for the text vertical align.

Params:

NameTypeDefaultDescription
valueanychart.graphics.vector.Text.VAlign | string
"top"
Value to set.

Returns:

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

width

Getter for label width.

Returns:

number | string | null - Current label width.
Setter for label width.

Params:

NameTypeDefaultDescription
valuenumber | string | null
null
Value to set.

Returns:

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

zIndex

Getter for the current Z-index of the element.

Returns:

number - The current zIndex.
Setter for the Z-index of the element.

Params:

NameTypeDefaultDescription
valuenumber
0
Value to set.

Returns:

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