make fit inside foo work

.idea/deploymentTargetSelector.xml

@@ -4,6 +4,14 @@
     <selectionStates>
       <SelectionState runConfigName="TestApp">
         <option name="selectionMode" value="DROPDOWN" />
+        <DropdownSelection timestamp="2024-07-23T10:30:52.346401525Z">
+          <Target type="DEFAULT_BOOT">
+            <handle>
+              <DeviceId pluginId="PhysicalDevice" identifier="serial=981f7af2" />
+            </handle>
+          </Target>
+        </DropdownSelection>
+        <DialogSelection />
       </SelectionState>
     </selectionStates>
   </component>

new-player/src/main/java/net/newpipe/newplayer/model/VideoPlayerViewModel.kt

@@ -38,7 +38,7 @@ import kotlinx.coroutines.flow.update
 import net.newpipe.newplayer.utils.VideoSize
 import kotlinx.parcelize.Parcelize
 import net.newpipe.newplayer.NewPlayer
-import net.newpipe.newplayer.ui.ContentFitMode
+import net.newpipe.newplayer.ui.ContentScale
 
 val VIDEOPLAYER_UI_STATE = "video_player_ui_state"
 
@@ -51,7 +51,7 @@ data class VideoPlayerUIState(
     var uiVisible: Boolean,
     val contentRatio: Float,
     val uiRatio: Float,
-    val contentFitMode: ContentFitMode
+    val contentFitMode: ContentScale
 ) : Parcelable {
     companion object {
         val DEFAULT = VideoPlayerUIState(
@@ -60,7 +60,7 @@ data class VideoPlayerUIState(
             uiVisible = false,
             contentRatio = 16 / 9F,
             uiRatio = 16F / 9F,
-            contentFitMode = ContentFitMode.FIT_INSIDE
+            contentFitMode = ContentScale.FIT_INSIDE
         )
     }
 }
@@ -71,6 +71,7 @@ interface VideoPlayerViewModel {
     val uiState: StateFlow<VideoPlayerUIState>
     var minContentRatio: Float
     var maxContentRatio: Float
+    var contentFitMode: ContentScale
 
     fun initUIState(instanceState: Bundle)
     fun play()
@@ -129,6 +130,14 @@ class VideoPlayerViewModelImpl @Inject constructor(
             }
         }
 
+    override var contentFitMode: ContentScale
+        get() = mutableUiState.value.contentFitMode
+        set(value) {
+            mutableUiState.update {
+                it.copy(contentFitMode = value)
+            }
+        }
+
     private fun installExoPlayer() {
         player?.let { player ->
             Log.d(TAG, "Install player: ${player.videoSize.width}")
@@ -227,6 +236,7 @@ class VideoPlayerViewModelImpl @Inject constructor(
             override val uiState = MutableStateFlow(VideoPlayerUIState.DEFAULT)
             override var minContentRatio = 4F / 3F
             override var maxContentRatio = 16F / 9F
+            override var contentFitMode = ContentScale.FIT_INSIDE
 
             override fun initUIState(instanceState: Bundle) {
                 println("dummy impl")

new-player/src/main/java/net/newpipe/newplayer/ui/ContentScale.kt

@@ -1,8 +1,8 @@
 package net.newpipe.newplayer.ui
 
 
-enum class ContentFitMode {
+enum class ContentScale {
     FILL,
     FIT_INSIDE,
-    ZOOM
+    CROP
 }

new-player/src/main/java/net/newpipe/newplayer/ui/VideoPlayerUI.kt

@@ -28,6 +28,8 @@ import androidx.compose.foundation.layout.aspectRatio
 import androidx.compose.foundation.layout.fillMaxHeight
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.wrapContentHeight
+import androidx.compose.foundation.layout.wrapContentWidth
 import androidx.compose.material3.Surface
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.DisposableEffect
@@ -45,6 +47,7 @@ import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.viewinterop.AndroidView
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.LifecycleEventObserver
+import androidx.media3.common.Player
 import net.newpipe.newplayer.model.VideoPlayerViewModel
 import net.newpipe.newplayer.model.VideoPlayerViewModelImpl
 import net.newpipe.newplayer.ui.theme.VideoPlayerTheme
@@ -107,60 +110,13 @@ fun VideoPlayerUI(
                 .aspectRatio(uiState.uiRatio), color = Color.Black
         ) {
             Box(contentAlignment = Alignment.Center) {
-                val viewBoxModifier = Modifier
-                when (uiState.contentFitMode) {
-                    ContentFitMode.FILL -> {
-                        println("fit mode fill")
-                        viewBoxModifier.fillMaxSize()
-                    }
-
-                    ContentFitMode.FIT_INSIDE -> {
-                        println("fit mode fit inside:")
-                        if (uiState.contentRatio < uiState.uiRatio) {
-                            println("fit mode fill max height")
-                            viewBoxModifier
-                                .fillMaxHeight()
-                                .aspectRatio(uiState.contentRatio)
-                        } else if (uiState.uiRatio < uiState.contentRatio) {
-                            println("fit mode fill max width")
-                            viewBoxModifier
-                                .fillMaxWidth()
-                                .aspectRatio(uiState.contentRatio)
-                        }
-                    }
-
-                    ContentFitMode.ZOOM -> {
-                        println("fit mode zoom:")
-                        if (uiState.uiRatio < uiState.contentRatio) {
-                            viewBoxModifier
-                                .fillMaxHeight()
-                                .aspectRatio(uiState.contentRatio)
-                        } else if (uiState.contentRatio < uiState.uiRatio) {
-                            viewBoxModifier
-                                .fillMaxWidth()
-                                .aspectRatio(uiState.contentRatio)
-                        }
-                    }
-                }
-
-                Box(modifier = viewBoxModifier) {
-                    AndroidView(factory = { context ->
-                        SurfaceView(context).also { view ->
-                            viewModel.player?.setVideoSurfaceView(view)
-                        }
-                    }, update = { view ->
-                        when (lifecycle) {
-                            Lifecycle.Event.ON_RESUME -> {
-                                viewModel.player?.setVideoSurfaceView(view)
-                            }
-
-                            else -> Unit
-                        }
-                    })
-                    Surface(color = Color.Green, modifier = Modifier.fillMaxSize()) {
-
-                    }
-                }
+                PlaySurface(
+                    player = viewModel.player,
+                    lifecycle = lifecycle,
+                    fitMode = uiState.contentFitMode,
+                    uiRatio = uiState.uiRatio,
+                    contentRatio = uiState.contentRatio
+                )
             }
             VideoPlayerControllerUI(
                 isPlaying = uiState.playing,
@@ -176,6 +132,50 @@ fun VideoPlayerUI(
     }
 }
 
+@Composable
+fun PlaySurface(
+    player: Player?,
+    lifecycle: Lifecycle.Event,
+    fitMode: ContentScale,
+    uiRatio: Float,
+    contentRatio: Float
+) {
+    val viewBoxModifier = Modifier
+    viewBoxModifier
+        .fillMaxWidth()
+        .aspectRatio(16F / 9F)
+
+    Box(
+        modifier = Modifier
+            .then(
+                when (fitMode) {
+                    ContentScale.FILL -> Modifier.fillMaxSize()
+                    ContentScale.FIT_INSIDE -> Modifier.aspectRatio(contentRatio)
+                    ContentScale.CROP -> Modifier
+                        .aspectRatio(contentRatio)
+                        .wrapContentWidth(unbounded = true)
+                        .fillMaxSize()
+                }
+            )
+    ) {
+
+        AndroidView(factory = { context ->
+            SurfaceView(context).also { view ->
+                player?.setVideoSurfaceView(view)
+            }
+        }, update = { view ->
+            when (lifecycle) {
+                Lifecycle.Event.ON_RESUME -> {
+                    player?.setVideoSurfaceView(view)
+                }
+
+                else -> Unit
+            }
+        })
+
+    }
+}
+
 
 @Preview(device = "spec:width=1080px,height=700px,dpi=440,orientation=landscape")
 @Composable

test-app/src/main/java/net/newpipe/newplayer/testapp/MainActivity.kt

@@ -26,12 +26,12 @@ import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
-import androidx.lifecycle.viewmodel.compose.viewModel
 import dagger.hilt.android.AndroidEntryPoint
 import net.newpipe.newplayer.NewPlayer
 import net.newpipe.newplayer.VideoPlayerView
 import net.newpipe.newplayer.model.VideoPlayerViewModel
 import net.newpipe.newplayer.model.VideoPlayerViewModelImpl
+import net.newpipe.newplayer.ui.ContentScale
 import javax.inject.Inject
 
 @AndroidEntryPoint
@@ -52,6 +52,7 @@ class MainActivity : AppCompatActivity() {
         videoPlayerViewModel.newPlayer = newPlayer
 
         videoPlayerViewModel.maxContentRatio = 4F/3F
+        videoPlayerViewModel.contentFitMode = ContentScale.FIT_INSIDE
 
         /*
         video_view.fullScreenToggleListener = object : VideoPlayerView.FullScreenToggleListener {