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style(android): improve idle background

main
Peter Steinberger 2025-12-18 00:41:21 +01:00
parent 579da8cc9b
commit 14fa2f47f5
1 changed files with 64 additions and 50 deletions
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24
apps/android/app/src/main/java/com/steipete/clawdis/node/ui/ClawdisIdleBackground.kt
View File

@ -5,10 +5,13 @@ import androidx.compose.animation.core.animateFloat
import androidx.compose.animation.core.infiniteRepeatable
import androidx.compose.animation.core.rememberInfiniteTransition
import androidx.compose.animation.core.tween
import androidx.compose.foundation.background
import androidx.compose.foundation.Canvas
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.runtime.Composable
import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.blur
import androidx.compose.ui.geometry.Offset
import androidx.compose.ui.graphics.BlendMode
import androidx.compose.ui.graphics.Brush
@ -49,9 +52,8 @@ fun ClawdisIdleBackground(modifier: Modifier = Modifier) {
label = "glowY",
).value
Canvas(modifier = modifier.fillMaxSize()) {
drawRect(Color.Black)
Box(modifier = modifier.fillMaxSize().background(Color.Black)) {
Canvas(modifier = Modifier.fillMaxSize()) {
val w = size.width
val h = size.height
@ -89,9 +91,21 @@ fun ClawdisIdleBackground(modifier: Modifier = Modifier) {
y += spacing
}
}
}
// Glow drift layer (approximation of iOS WebView scaffold).
// Glow drift layer (closer to iOS WebView scaffold: blur + screen blend).
Canvas(modifier = Modifier.fillMaxSize().blur(28.dp)) {
val w = size.width
val h = size.height
val glowOffset = Offset(glowX.dp.toPx(), glowY.dp.toPx())
fun radial(cx: Float, cy: Float, r: Float, color: Color): Brush =
Brush.radialGradient(
colors = listOf(color, Color.Transparent),
center = Offset(cx, cy),
radius = r,
)
drawRect(
brush = radial(w * 0.30f + glowOffset.x, h * 0.30f + glowOffset.y, r = maxOf(w, h) * 0.75f, color = Color(0xFF2A71FF).copy(alpha = 0.16f)),
blendMode = BlendMode.Screen,
@ -108,5 +122,5 @@ fun ClawdisIdleBackground(modifier: Modifier = Modifier) {
alpha = 0.55f,
)
}
}
}