Created
November 21, 2019 10:15
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Load remote image with Coil into Jetpack Compose Image
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| class MainActivity : AppCompatActivity() { | |
| override fun onCreate(savedInstanceState: Bundle?) { | |
| super.onCreate(savedInstanceState) | |
| setContent { | |
| MaterialTheme { | |
| Column { | |
| ItemCell(item = Item("cat 1", "https://thumbs-prod.si-cdn.com/s-rtW1rEAQTIGcmUVNFSSPC4s3I=/800x600/filters:no_upscale()/https://public-media.si-cdn.com/filer/56/4a/564a542d-5c37-4be7-8892-98201ab13180/cat-2083492_1280.jpg")) | |
| ItemCell(item = Item("cat 2", "https://images.pexels.com/photos/104827/cat-pet-animal-domestic-104827.jpeg?auto=compress&cs=tinysrgb&h=750&w=1260")) | |
| } | |
| } | |
| } | |
| } | |
| } | |
| data class Item(val name: String, val imageURL: String) | |
| @Model | |
| class ItemState { | |
| var image: Image = Image(64, 64) | |
| } | |
| @Composable | |
| fun ItemCell(item: Item) { | |
| val state = ItemState() | |
| GlobalScope.launch { | |
| val drawable = Coil.get(item.imageURL) {} | |
| MainScope().launch { | |
| state.image = RemoteImage(drawable.toBitmap()) | |
| } | |
| } | |
| Column { | |
| Text(item.name) | |
| Container(width = 180.dp, height = 180.dp) { | |
| DrawImage(image = state.image) | |
| } | |
| } | |
| } | |
| // NOTE: copied from androidx.ui.graphics.AndroidImage | |
| class RemoteImage(private val bitmap: Bitmap) : Image { | |
| override val width = bitmap.width | |
| override val height = bitmap.height | |
| override val config = ImageConfig.Argb8888 | |
| override val colorSpace = ColorSpaces.Srgb | |
| override val hasAlpha = bitmap.hasAlpha() | |
| override val nativeImage = bitmap | |
| override fun prepareToDraw() = bitmap.prepareToDraw() | |
| } |
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