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Jetpack Compose Vertical Slider
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import android.os.Bundle | |
import androidx.activity.ComponentActivity | |
import androidx.activity.compose.setContent | |
import androidx.compose.foundation.background | |
import androidx.compose.foundation.interaction.MutableInteractionSource | |
import androidx.compose.foundation.layout.* | |
import androidx.compose.material.* | |
import androidx.compose.runtime.* | |
import androidx.compose.ui.Modifier | |
import androidx.compose.ui.graphics.Color | |
import androidx.compose.ui.graphics.TransformOrigin | |
import androidx.compose.ui.graphics.graphicsLayer | |
import androidx.compose.ui.layout.layout | |
import androidx.compose.ui.tooling.preview.Preview | |
import androidx.compose.ui.unit.Constraints | |
import androidx.compose.ui.unit.dp | |
import com.debduttapanda.verticalslider.ui.theme.VerticalSliderTheme | |
class MainActivity : ComponentActivity() { | |
override fun onCreate(savedInstanceState: Bundle?) { | |
super.onCreate(savedInstanceState) | |
setContent { | |
VerticalSliderTheme { | |
Surface( | |
modifier = Modifier.fillMaxSize(), | |
color = MaterialTheme.colors.background | |
) { | |
Column { | |
var value by remember { mutableStateOf(0f) } | |
VerticalSlider( | |
value = value, | |
onValueChange = { | |
value = it | |
}, | |
modifier = Modifier | |
.width(200.dp) | |
.height(50.dp) | |
.background(Color(0xffdedede)) | |
) | |
Spacer(modifier = Modifier.height(50.dp)) | |
Slider( | |
value = value, | |
onValueChange = { | |
value = it | |
}, | |
modifier = Modifier | |
.width(200.dp) | |
.height(50.dp) | |
.background(Color(0xffdedede)) | |
) | |
} | |
} | |
} | |
} | |
} | |
} | |
@Composable | |
fun VerticalSlider( | |
value: Float, | |
onValueChange: (Float) -> Unit, | |
modifier: Modifier = Modifier, | |
enabled: Boolean = true, | |
valueRange: ClosedFloatingPointRange<Float> = 0f..1f, | |
/*@IntRange(from = 0)*/ | |
steps: Int = 0, | |
onValueChangeFinished: (() -> Unit)? = null, | |
interactionSource: MutableInteractionSource = remember { MutableInteractionSource() }, | |
colors: SliderColors = SliderDefaults.colors() | |
){ | |
Slider( | |
colors = colors, | |
interactionSource = interactionSource, | |
onValueChangeFinished = onValueChangeFinished, | |
steps = steps, | |
valueRange = valueRange, | |
enabled = enabled, | |
value = value, | |
onValueChange = onValueChange, | |
modifier = Modifier | |
.graphicsLayer { | |
rotationZ = 270f | |
transformOrigin = TransformOrigin(0f, 0f) | |
} | |
.layout { measurable, constraints -> | |
val placeable = measurable.measure( | |
Constraints( | |
minWidth = constraints.minHeight, | |
maxWidth = constraints.maxHeight, | |
minHeight = constraints.minWidth, | |
maxHeight = constraints.maxHeight, | |
) | |
) | |
layout(placeable.height, placeable.width) { | |
placeable.place(-placeable.width, 0) | |
} | |
} | |
.then(modifier) | |
) | |
} |
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