1 files changed, 77 insertions, 0 deletions
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameIconUtils.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameIconUtils.kt
new file mode 100644
index 000000000..c0fe596d7
--- /dev/null
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameIconUtils.kt
@@ -0,0 +1,77 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.utils
+
+import android.graphics.Bitmap
+import android.graphics.BitmapFactory
+import android.widget.ImageView
+import androidx.core.graphics.drawable.toDrawable
+import coil.ImageLoader
+import coil.decode.DataSource
+import coil.fetch.DrawableResult
+import coil.fetch.FetchResult
+import coil.fetch.Fetcher
+import coil.key.Keyer
+import coil.memory.MemoryCache
+import coil.request.ImageRequest
+import coil.request.Options
+import org.yuzu.yuzu_emu.NativeLibrary
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.YuzuApplication
+import org.yuzu.yuzu_emu.model.Game
+
+class GameIconFetcher(
+    private val game: Game,
+    private val options: Options
+) : Fetcher {
+    override suspend fun fetch(): FetchResult {
+        return DrawableResult(
+            drawable = decodeGameIcon(game.path)!!.toDrawable(options.context.resources),
+            isSampled = false,
+            dataSource = DataSource.DISK
+        )
+    }
+
+    private fun decodeGameIcon(uri: String): Bitmap? {
+        val data = NativeLibrary.getIcon(uri)
+        return BitmapFactory.decodeByteArray(
+            data,
+            0,
+            data.size,
+            BitmapFactory.Options()
+        )
+    }
+
+    class Factory : Fetcher.Factory<Game> {
+        override fun create(data: Game, options: Options, imageLoader: ImageLoader): Fetcher =
+            GameIconFetcher(data, options)
+    }
+}
+
+class GameIconKeyer : Keyer<Game> {
+    override fun key(data: Game, options: Options): String = data.path
+}
+
+object GameIconUtils {
+    private val imageLoader = ImageLoader.Builder(YuzuApplication.appContext)
+        .components {
+            add(GameIconKeyer())
+            add(GameIconFetcher.Factory())
+        }
+        .memoryCache {
+            MemoryCache.Builder(YuzuApplication.appContext)
+                .maxSizePercent(0.25)
+                .build()
+        }
+        .build()
+
+    fun loadGameIcon(game: Game, imageView: ImageView) {
+        val request = ImageRequest.Builder(YuzuApplication.appContext)
+            .data(game)
+            .target(imageView)
+            .error(R.drawable.default_icon)
+            .build()
+        imageLoader.enqueue(request)
+    }
+}