# BrushPaint.ColorFunction.OpacityMultiplier

Artifact: [androidx.ink:ink-brush](https://developer.android.com/jetpack/androidx/releases/ink) [View Source](https://cs.android.com/search?q=file:androidx/ink/brush/BrushPaint.kt+class:androidx.ink.brush.BrushPaint.ColorFunction.OpacityMultiplier) Added in [1.1.0-alpha11](https://developer.android.com/jetpack/androidx/releases/ink#1.1.0-alpha11)

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```
public final class BrushPaint.ColorFunction.OpacityMultiplier extends BrushPaint.ColorFunction
```

<br />

|---|---|---|
| [java.lang.Object](https://developer.android.com/reference/java/lang/Object.html) |||
| ↳ | [androidx.ink.brush.BrushPaint.ColorFunction](https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction) ||
|   | ↳ | [androidx.ink.brush.BrushPaint.ColorFunction.OpacityMultiplier](https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction.OpacityMultiplier) |

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A `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction` that scales the color opacity by a specified multiplier.

## Summary

| ### Public constructors |
|---|
| `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction.OpacityMultiplier#OpacityMultiplier(kotlin.Float)(@https://developer.android.com/reference/androidx/annotation/FloatRange(from = 0.0) float multiplier)` Constructs a color function that applies the specified opacity multiplier. |

| ### Public methods |
|---|---|
| `boolean` | `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction.OpacityMultiplier#equals(kotlin.Any)(https://developer.android.com/reference/java/lang/Object.html other)` |
| `final @https://developer.android.com/reference/androidx/annotation/FloatRange(from = 0.0) float` | `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction.OpacityMultiplier#getMultiplier()()` The opacity multiplier to apply. |
| `int` | `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction.OpacityMultiplier#hashCode()()` |
| `@https://developer.android.com/reference/androidx/annotation/NonNull https://developer.android.com/reference/java/lang/String.html` | `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction.OpacityMultiplier#toString()()` |

### Inherited methods

From [androidx.ink.brush.BrushPaint.ColorFunction](https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction) `final @https://developer.android.com/reference/androidx/annotation/NonNull https://developer.android.com/reference/androidx/ink/brush/Version` `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction#calculateMinimumRequiredVersion()()`

Returns the minimum required `https://developer.android.com/reference/androidx/ink/brush/Version` for this `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction`.
`final @https://developer.android.com/reference/androidx/annotation/ColorInt int` `https://developer.android.com/reference/androidx/ink/brush/BrushPaint.ColorFunction#transformColorIntArgb(kotlin.Int)(@https://developer.android.com/reference/androidx/annotation/ColorInt int colorIntArgb)`

Transforms the input color into a new color.

## Public constructors

### OpacityMultiplier

Added in [1.1.0-alpha11](https://developer.android.com/jetpack/androidx/releases/ink#1.1.0-alpha11)

```
public OpacityMultiplier(@FloatRange(from = 0.0) float multiplier)
```

Constructs a color function that applies the specified opacity multiplier.

## Public methods

### equals

```
public boolean equals(Object other)
```

### getMultiplier

Added in [1.1.0-alpha11](https://developer.android.com/jetpack/androidx/releases/ink#1.1.0-alpha11)

```
public final @FloatRange(from = 0.0) float getMultiplier()
```

The opacity multiplier to apply.

### hashCode

```
public int hashCode()
```

### toString

```
public @NonNull String toString()
```