Density

@JvmDefaultWithCompatibility
interface Density : FontScaling

A density of the screen. Used for the conversions between pixels, Dp, Int and TextUnit.

Properties

val density: Float

The logical density of the display. This is a scaling factor for the Dp unit.

Functions

fun Dp.toPx(): Float

Convert Dp to pixels. Pixels are used to paint to Canvas.

fun Dp.roundToPx(): Int

Convert Dp to Int by rounding

fun TextUnit.toPx(): Float

Convert Sp to pixels. Pixels are used to paint to Canvas.

fun TextUnit.roundToPx(): Int

Convert Sp to Int by rounding

fun Int.toDp(): Dp

Convert an Int pixel value to Dp.

fun Int.toSp(): TextUnit

Convert an Int pixel value to Sp.

fun Float.toDp(): Dp

Convert a Float pixel value to a Dp

fun Float.toSp(): TextUnit

Convert a Float pixel value to a Sp

fun DpRect.toRect(): Rect

Convert a DpRect to a Rect.

fun DpSize.toSize(): Size

Convert a DpSize to a Size.

fun Size.toDpSize(): DpSize

Convert a Size to a DpSize.

Code Examples

WithDensitySample

@Composable
@Suppress("UNUSED_VARIABLE")
fun WithDensitySample() {
    val sizeInPx = with(LocalDensity.current) { 16.dp.toPx() }
}