Aaron Waller
09/08/2022, 12:19 PMAaron Waller
09/08/2022, 12:31 PMAaron Waller
09/08/2022, 12:37 PM@Composable
private fun ZoomRotationImage(customImageUri: Uri) {
var zoom by remember { mutableStateOf(1f) }
var offset by remember { mutableStateOf(Offset.Zero) }
var angle by remember { mutableStateOf(0f) }
val imageModifier = Modifier
.fillMaxSize()
.pointerInput(Unit) {
detectTransformGestures(
onGesture = { gestureCentroid, gesturePan, gestureZoom, gestureRotate ->
val oldScale = zoom
val newScale = zoom * gestureZoom
offset = (offset + gestureCentroid / oldScale).rotateBy(gestureRotate) -
(gestureCentroid / newScale + gesturePan / oldScale)
zoom = newScale.coerceIn(0.5f..5f)
angle += gestureRotate
}
)
}
.graphicsLayer {
translationX = -offset.x * zoom
translationY = -offset.y * zoom
scaleX = zoom
scaleY = zoom
rotationZ = angle
TransformOrigin(0f, 0f).also { transformOrigin = it }
}
//GlideImage(customImageUri, modifier = imageModifier, contentScale = ContentScale.Fit)
AsyncImage(model = customImageUri, contentDescription ="", modifier = imageModifier, contentScale = ContentScale.Fit)
}
Aaron Waller
09/08/2022, 4:13 PMModifier.clipToBounds()
Orlando Novas Rodriguez
09/18/2022, 9:26 PM