applying image message scaling

This commit is contained in:
Adam Brown 2022-04-25 10:53:50 +01:00
parent aa78bcd439
commit e1411ed115
1 changed files with 21 additions and 6 deletions

View File

@ -1,5 +1,6 @@
package app.dapk.st.messenger
import android.content.res.Configuration
import androidx.compose.foundation.Image
import androidx.compose.foundation.background
import androidx.compose.foundation.border
@ -20,11 +21,10 @@ import androidx.compose.ui.draw.clip
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.SolidColor
import androidx.compose.ui.layout.onSizeChanged
import androidx.compose.ui.platform.LocalConfiguration
import androidx.compose.ui.platform.LocalDensity
import androidx.compose.ui.text.style.TextAlign
import androidx.compose.ui.unit.IntSize
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp
import androidx.compose.ui.unit.*
import app.dapk.st.core.Lce
import app.dapk.st.core.LifecycleEffect
import app.dapk.st.core.StartObserving
@ -237,11 +237,9 @@ private fun MessageImage(content: BubbleContent<RoomEvent.Image>) {
)
}
val width = with(LocalDensity.current) { content.message.imageMeta.width.toDp() }
val height = with(LocalDensity.current) { content.message.imageMeta.height.toDp() }
Spacer(modifier = Modifier.height(4.dp))
Image(
modifier = Modifier.size(width, height),
modifier = Modifier.size(content.message.imageMeta.scaleMeta(LocalDensity.current, LocalConfiguration.current)),
painter = rememberImagePainter(
data = content.message,
builder = { fetcher(DecryptingFetcher()) }
@ -264,8 +262,25 @@ private fun MessageImage(content: BubbleContent<RoomEvent.Image>) {
}
}
}
}
private fun RoomEvent.Image.ImageMeta.scaleMeta(density: Density, configuration: Configuration): DpSize {
return with(density) {
val scaler = minOf(
this@scaleMeta.height.scalerFor(configuration.screenHeightDp.dp.toPx() * 0.5f),
this@scaleMeta.width.scalerFor(configuration.screenWidthDp.dp.toPx() * 0.6f)
)
DpSize(
width = (this@scaleMeta.width * scaler).toDp(),
height = (this@scaleMeta.height * scaler).toDp(),
)
}
}
private fun Int.scalerFor(max: Float): Float {
return max / this
}
private val selfBackgroundShape = RoundedCornerShape(12.dp, 0.dp, 12.dp, 12.dp)