make tap on gesture surface ignore tiny movments when tapping

Author: theScrabi

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

@@ -347,7 +347,6 @@ class NewPlayerViewModelImpl @Inject constructor(
         if (!uiState.value.uiMode.fullscreen && newUiModeState.fullscreen && embeddedUiConfig != null) {
             this.embeddedUiConfig = embeddedUiConfig
         }
-        newUiModeState.fullscreen
 
         if ((newUiModeState == UIModeState.EMBEDDED_VIDEO_CONTROLLER_UI ||
                     newUiModeState == UIModeState.FULLSCREEN_VIDEO_CONTROLLER_UI)

new-player/src/main/java/net/newpipe/newplayer/ui/videoplayer/gesture_ui/EmbeddedGestureUI.kt

@@ -89,11 +89,6 @@ internal fun EmbeddedGestureUI(
         }
     }
 
-    val handleUp = {
-        downwardMovementMode = false
-        sumOfMovement = 0f
-    }
-
     val defaultOnRegularTap = {
         if (uiState.uiMode.videoControllerUiVisible) {
             viewModel.changeUiMode(uiState.uiMode.getUiHiddenState(), null)
@@ -102,6 +97,11 @@ internal fun EmbeddedGestureUI(
         }
     }
 
+    val handleUp = {
+        downwardMovementMode = false
+        sumOfMovement = 0f
+    }
+
     Row(modifier = modifier) {
         GestureSurface(
             modifier = Modifier.weight(1f),

new-player/src/main/java/net/newpipe/newplayer/ui/videoplayer/gesture_ui/GestureSurface.kt

@@ -26,6 +26,8 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.material3.Surface
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableFloatStateOf
+import androidx.compose.runtime.mutableIntStateOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
@@ -54,14 +56,15 @@ internal fun GestureSurface(
     onMovement: (TouchedPosition) -> Unit = {},
     content: @Composable () -> Unit = {}
 ) {
-    var moveOccured by remember {
-        mutableStateOf(false)
-    }
 
     var lastTouchedPosition by remember {
         mutableStateOf(TouchedPosition(0f, 0f))
     }
 
+    var yMovementSum by remember {
+        mutableFloatStateOf(0f)
+    }
+
     var lastFingerUpTime by remember {
         mutableStateOf(System.currentTimeMillis())
     }
@@ -73,12 +76,13 @@ internal fun GestureSurface(
 
     val defaultActionDown = { event: MotionEvent ->
         lastTouchedPosition = TouchedPosition(event.x, event.y)
-        moveOccured = false
+        yMovementSum = 0f
+
         true
     }
 
     var multitapAmount:Int by remember {
-        mutableStateOf(0)
+        mutableIntStateOf(0)
     }
 
     var cancelMultitapJob: Job? by remember {
@@ -87,7 +91,8 @@ internal fun GestureSurface(
 
     val defaultActionUp = { onMultiTap: (Int) -> Unit, onRegularTap: () -> Unit ->
         onUp()
-        if (!moveOccured) {
+
+        if (yMovementSum < 10) {
             val currentTime = System.currentTimeMillis()
             val timeSinceLastTouch = currentTime - lastFingerUpTime
             if (timeSinceLastTouch <= MULTITAB_MODE_DELAY) {
@@ -109,7 +114,7 @@ internal fun GestureSurface(
 
             lastFingerUpTime = currentTime
         }
-        moveOccured = false
+        yMovementSum = 0f
         true
     }
 
@@ -118,7 +123,8 @@ internal fun GestureSurface(
         val movement = currentTouchedPosition - lastTouchedPosition
 
         lastTouchedPosition = currentTouchedPosition
-        moveOccured = true
+
+        yMovementSum += abs(movement.y)
 
         // filter out left and right movements as these are not important for the app
         if(abs(movement.x) <= abs(movement.y)) {

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

@@ -46,7 +46,7 @@ import javax.inject.Inject
 @AndroidEntryPoint
 class MainActivity : AppCompatActivity() {
 
-    val newPlayerViewModel: NewPlayerViewModel by viewModels<NewPlayerViewModelImpl>()
+    private val newPlayerViewModel: NewPlayerViewModel by viewModels<NewPlayerViewModelImpl>()
 
     private var currentOrientation = -1
     private var reconfigurationPending = false