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Adds a new `LoyaltyCard` composable, featuring: - Touch responsiveness with 3D-like rotation effects. - Haze effect integration for a frosted-glass style. - Customizable content areas for logo, title, name, and number. - Gradient outline. - Preview support for different themes and font sizes.
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app/src/main/java/movie/metropolis/app/ui/home/component/LoyaltyCard.kt
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package movie.metropolis.app.ui.home.component | ||
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import androidx.compose.animation.core.* | ||
import androidx.compose.foundation.* | ||
import androidx.compose.foundation.gestures.* | ||
import androidx.compose.foundation.layout.* | ||
import androidx.compose.material3.* | ||
import androidx.compose.runtime.* | ||
import androidx.compose.ui.* | ||
import androidx.compose.ui.draw.* | ||
import androidx.compose.ui.geometry.* | ||
import androidx.compose.ui.graphics.* | ||
import androidx.compose.ui.graphics.drawscope.* | ||
import androidx.compose.ui.input.pointer.* | ||
import androidx.compose.ui.res.* | ||
import androidx.compose.ui.text.* | ||
import androidx.compose.ui.text.font.* | ||
import androidx.compose.ui.tooling.preview.* | ||
import androidx.compose.ui.unit.* | ||
import dev.chrisbanes.haze.HazeDefaults | ||
import dev.chrisbanes.haze.HazeState | ||
import dev.chrisbanes.haze.HazeTint | ||
import dev.chrisbanes.haze.hazeEffect | ||
import dev.chrisbanes.haze.hazeSource | ||
import kotlinx.coroutines.launch | ||
import movie.metropolis.app.R | ||
import movie.style.layout.PreviewLayout | ||
import movie.style.util.pc | ||
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private fun Modifier.touchResponsive() = composed { | ||
var center by remember { mutableStateOf(Offset.Unspecified) } | ||
var position by remember { mutableStateOf(center) } | ||
val scope = rememberCoroutineScope() | ||
pointerInput(Unit) { | ||
awaitEachGesture { | ||
val p = awaitFirstDown() | ||
val start = p.position | ||
val job = scope.launch { | ||
animate(Offset.VectorConverter, position, start) { it, _ -> | ||
position = it | ||
} | ||
} | ||
while (true) { | ||
val e = awaitPointerEvent() | ||
job.cancel() | ||
e.changes.forEach { | ||
position = it.position | ||
} | ||
if (e.type == PointerEventType.Release) { | ||
scope.launch { | ||
animate(Offset.VectorConverter, position, center) { it, _ -> | ||
position = it | ||
} | ||
} | ||
break | ||
} | ||
} | ||
} | ||
}.graphicsLayer { | ||
if (position.isUnspecified || center.isUnspecified) { | ||
position = size.center | ||
center = position | ||
} | ||
rotationX = -(180f * (position.y - size.height / 2f) / size.height) | ||
.squeezeInto(-180f..180f, -5f..5f) | ||
rotationY = (180f * (position.x - size.width / 2f) / size.width) | ||
.squeezeInto(-180f..180f, -5f..5f) | ||
translationX = | ||
(position.x - size.width / 2f).squeezeInto(size.width / 2f..-size.width / 2f, -20f..20f) | ||
translationY = (position.y - size.width / 2f).squeezeInto( | ||
size.height / 2f..-size.height / 2f, | ||
-20f..20f | ||
) | ||
} | ||
} | ||
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fun Float.squeezeInto( | ||
original: ClosedFloatingPointRange<Float>, | ||
range: ClosedFloatingPointRange<Float> | ||
): Float { | ||
val progress = (this - original.start) / (original.endInclusive - original.start) | ||
return range.start + (range.endInclusive - range.start) * progress | ||
} | ||
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@Composable | ||
fun LoyaltyCard( | ||
haze: HazeState, | ||
logo: @Composable () -> Unit, | ||
title: @Composable () -> Unit, | ||
name: @Composable () -> Unit, | ||
number: @Composable () -> Unit, | ||
modifier: Modifier = Modifier, | ||
shape: Shape = MaterialTheme.shapes.large, | ||
color: Color = MaterialTheme.colorScheme.surface, | ||
tint: HazeTint = HazeTint(MaterialTheme.colorScheme.surface.copy(.1f)),//HazeDefaults.tint(color), | ||
contentColor: Color = tint.color.copy(1f) | ||
) = Box( | ||
modifier = modifier | ||
.touchResponsive() | ||
.clip(shape) | ||
.drawWithContent { | ||
drawContent() | ||
val outline = shape.createOutline(size, layoutDirection, this) | ||
val bm = tint.blendMode | ||
val tint = tint.color | ||
drawOutline( | ||
outline = outline, | ||
brush = Brush.linearGradient( | ||
listOf( | ||
tint.copy(.8f), | ||
tint.copy(.05f), | ||
Color.Transparent | ||
) | ||
), | ||
style = Stroke(width = 2.dp.toPx()), | ||
blendMode = bm | ||
) | ||
} | ||
.hazeEffect( | ||
state = haze, | ||
style = HazeDefaults.style( | ||
backgroundColor = color, | ||
tint = tint, | ||
blurRadius = 16.dp, | ||
noiseFactor = 8f | ||
) | ||
) | ||
.aspectRatio(3.37f / 2.125f) | ||
) { | ||
CompositionLocalProvider(LocalContentColor provides contentColor) { | ||
ProvideTextStyle(MaterialTheme.typography.titleMedium.copy(fontWeight = FontWeight.Bold)) { | ||
Column( | ||
modifier = Modifier | ||
.padding(2.pc) | ||
.matchParentSize(), | ||
verticalArrangement = Arrangement.SpaceBetween | ||
) { | ||
Row( | ||
modifier = Modifier.fillMaxWidth(), | ||
horizontalArrangement = Arrangement.SpaceBetween, | ||
verticalAlignment = Alignment.Top | ||
) { | ||
title() | ||
Box( | ||
modifier = Modifier.height(48.dp), | ||
propagateMinConstraints = true | ||
) { | ||
logo() | ||
} | ||
} | ||
Column { | ||
name() | ||
ProvideTextStyle(TextStyle(fontFamily = FontFamily.Monospace)) { | ||
number() | ||
} | ||
} | ||
} | ||
} | ||
} | ||
} | ||
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@PreviewLightDark | ||
@PreviewFontScale | ||
@Composable | ||
private fun LoyaltyCardPreview() = PreviewLayout { | ||
val state = remember { HazeState() } | ||
Box(modifier = Modifier.background(MaterialTheme.colorScheme.surface)) { | ||
Box( | ||
modifier = Modifier | ||
.hazeSource(state) | ||
.matchParentSize() | ||
.rotate(45f) | ||
.background(Color.Blue, MaterialTheme.shapes.large) | ||
) | ||
LoyaltyCard( | ||
modifier = Modifier | ||
.padding(1.pc) | ||
.fillMaxWidth(), | ||
haze = state, | ||
logo = { | ||
Image(painterResource(R.drawable.ic_logo_cinemacity), null) | ||
}, | ||
title = { Text("Premium") }, | ||
name = { Text("John Doe") }, | ||
number = { Text("1234 5678 9012") } | ||
) | ||
} | ||
} |