From 6ea6d72c9645726cdbafa80dbd2fb1521a007404 Mon Sep 17 00:00:00 2001
From: skydoves <skydoves@naver.com>
Date: Sat, 2 Nov 2024 10:53:07 +0900
Subject: [PATCH] Fix behaviors for setShouldPassTouchEventToAnchor

---
 .../kotlin/com/skydoves/balloon/Balloon.kt    | 21 ++++++++++++++++---
 1 file changed, 18 insertions(+), 3 deletions(-)

diff --git a/balloon/src/main/kotlin/com/skydoves/balloon/Balloon.kt b/balloon/src/main/kotlin/com/skydoves/balloon/Balloon.kt
index 45771169..5a2b77ba 100644
--- a/balloon/src/main/kotlin/com/skydoves/balloon/Balloon.kt
+++ b/balloon/src/main/kotlin/com/skydoves/balloon/Balloon.kt
@@ -1827,16 +1827,31 @@ public class Balloon private constructor(
     )
   }
 
+  /** remembers the last pressed action event to pass it after move the touch-up points. */
+  private var passedEventActionDownEvent: Pair<MotionEvent, Boolean>? = null
+
   private fun passTouchEventToAnchor(anchor: View) {
     if (!this.builder.passTouchEventToAnchor) return
     setOnBalloonOverlayTouchListener { view, event ->
       view.performClick()
       val rect = Rect()
       anchor.getGlobalVisibleRect(rect)
-      if (event.action == MotionEvent.ACTION_UP || event.action == MotionEvent.ACTION_MOVE) {
-        anchor.rootView.dispatchTouchEvent(event)
+
+      if (event.action == MotionEvent.ACTION_DOWN) {
+        passedEventActionDownEvent = event to rect.contains(
+          event.rawX.toInt(),
+          event.rawY.toInt(),
+        )
+      }
+
+      val passedEventActionDownEvents = passedEventActionDownEvent?.first
+      val passedEventActionDownInvokable = passedEventActionDownEvent?.second ?: false
+
+      if (passedEventActionDownInvokable && (event.action == MotionEvent.ACTION_UP)
+      ) {
+        anchor.rootView.dispatchTouchEvent(passedEventActionDownEvents!!)
         true
-      } else if (rect.contains(event.rawX.toInt(), event.rawY.toInt())) {
+      } else if (passedEventActionDownInvokable) {
         anchor.rootView.dispatchTouchEvent(event)
         true
       } else {