---
title: "TextDecoration"
description: "Defines a horizontal line to be drawn on the text."
type: "class"
---
Class
Common
```kotlin
class TextDecoration internal constructor(val mask: Int)
```
Defines a horizontal line to be drawn on the text.
## Functions
```kotlin
operator fun plus(decoration: TextDecoration): TextDecoration
```
Creates a decoration that includes both of the TextDecorations.
```kotlin
operator fun contains(other: TextDecoration): Boolean
```
Check whether this `TextDecoration` contains the given decoration.
#### Parameters
| | |
| --- | --- |
| other | The `TextDecoration` to be checked. |
## Companion Object
#### Properties
Common
```kotlin
val None: TextDecoration
```
Common
```kotlin
val Underline: TextDecoration
```
Draws a horizontal line below the text.
Common
```kotlin
val LineThrough: TextDecoration
```
Draws a horizontal line over the text.
#### Methods
Common
```kotlin
fun combine(decorations: List): TextDecoration
```
Creates a decoration that includes all the given decorations.
#### Parameters
| | |
| --- | --- |
| decorations | The decorations to be added |
Common
```kotlin
fun valueOf(mask: Int): TextDecoration
```
Construct a TextDecoration instance from the underlying `TextDecoration.mask`. This
method will attempt to avoid allocations in cases of well known decorations, but is not
guaranteed to not allocate.
#### Parameters
| | |
| --- | --- |
| mask | The integer representation of the TextDecoration. |