fix(maps-compose): apply initial camera during map creation

maps-app/src/androidTest/java/com/google/maps/android/compose/GoogleMapViewTests.kt

@@ -91,6 +91,47 @@ class GoogleMapViewTests {
         assertThat(cameraPositionState.position.target).isEqualTo(startingPosition)
     }
 
+    @Test
+    fun testInitialCameraPositionIsAppliedToGoogleMapOptions() {
+        var capturedOptions: GoogleMapOptions? = null
+        composeTestRule.setContent {
+            GoogleMap(
+                cameraPositionState = cameraPositionState,
+                mapViewFactory = { context, options ->
+                    capturedOptions = options
+                    MapView(context, options)
+                }
+            )
+        }
+
+        assertThat(capturedOptions?.camera?.target).isEqualTo(startingPosition)
+        assertThat(capturedOptions?.camera?.zoom).isEqualTo(startingZoom)
+    }
+
+    @Test
+    fun testInitialCameraPositionDoesNotOverrideGoogleMapOptionsFactory() {
+        val configuredPosition = LatLng(7.89, 10.11)
+        val configuredZoom = 12f
+        var capturedOptions: GoogleMapOptions? = null
+        composeTestRule.setContent {
+            GoogleMap(
+                cameraPositionState = cameraPositionState,
+                googleMapOptionsFactory = {
+                    GoogleMapOptions().camera(
+                        CameraPosition.fromLatLngZoom(configuredPosition, configuredZoom)
+                    )
+                },
+                mapViewFactory = { context, options ->
+                    capturedOptions = options
+                    MapView(context, options)
+                }
+            )
+        }
+
+        assertThat(capturedOptions?.camera?.target).isEqualTo(configuredPosition)
+        assertThat(capturedOptions?.camera?.zoom).isEqualTo(configuredZoom)
+    }
+
     @Test
     fun testDefaultColorSchemeIsFollowSystem() {
         var capturedOptions: GoogleMapOptions? = null

maps-compose/src/main/java/com/google/maps/android/compose/GoogleMap.kt

@@ -176,6 +176,12 @@ public fun GoogleMap(
             modifier = if (focusable) modifier.focusable() else modifier,
             factory = { context ->
                 val options = googleMapOptionsFactory().let { opts ->
+                    // If the initial camera position is not explicitly set in
+                    // googleMapOptionsFactory, apply CameraPositionState.position before MapView
+                    // creation to avoid displaying the default camera while the map initializes.
+                    if (opts.camera == null) {
+                        opts.camera(cameraPositionState.position)
+                    }
                     // If mapColorScheme is passed to GoogleMap() and has not been explicitly set
                     // in googleMapOptionsFactory (where 0 / MapColorScheme.LIGHT is the Java int default),
                     // apply it to GoogleMapOptions so MapView is created with it.