[android] InputService mouse long press mode

flutter/android/app/src/main/kotlin/com/carriez/flutter_hbb/InputService.kt

@@ -8,14 +8,14 @@ package com.carriez.flutter_hbb
 
 import android.accessibilityservice.AccessibilityService
 import android.accessibilityservice.GestureDescription
-import android.content.Context
 import android.graphics.Path
 import android.os.Build
 import android.util.Log
 import android.view.accessibility.AccessibilityEvent
-import androidx.annotation.Keep
 import androidx.annotation.RequiresApi
 import java.util.*
+import kotlin.math.abs
+import kotlin.math.max
 
 const val LIFT_DOWN = 9
 const val LIFT_MOVE = 8
@@ -49,28 +49,40 @@ class InputService : AccessibilityService() {
 
     private val wheelActionsQueue = LinkedList<GestureDescription>()
     private var isWheelActionsPolling = false
+    private var isWaitingLongPress = false
 
     @RequiresApi(Build.VERSION_CODES.N)
     fun onMouseInput(mask: Int, _x: Int, _y: Int) {
-        val x = if (_x < 0) {
+        val x = max(0, _x)
-            0
+        val y = max(0, _y)
-        } else {
-            _x
-        }
-
-        val y = if (_y < 0) {
-            0
-        } else {
-            _y
-        }
 
         if (mask == 0 || mask == LIFT_MOVE) {
+            val oldX = mouseX
+            val oldY = mouseY
             mouseX = x * SCREEN_INFO.scale
             mouseY = y * SCREEN_INFO.scale
+            if (isWaitingLongPress) {
+                val delta = abs(oldX - mouseX) + abs(oldY - mouseY)
+                Log.d(logTag,"delta:$delta")
+                if (delta > 8) {
+                    isWaitingLongPress = false
+                }
+            }
         }
 
         // left button down ,was up
         if (mask == LIFT_DOWN) {
+            isWaitingLongPress = true
+            timer.schedule(object : TimerTask() {
+                override fun run() {
+                    if (isWaitingLongPress) {
+                        isWaitingLongPress = false
+                        leftIsDown = false
+                        endGesture(mouseX, mouseY)
+                    }
+                }
+            }, LONG_TAP_DELAY * 4)
+
             leftIsDown = true
             startGesture(mouseX, mouseY)
             return
@@ -83,10 +95,13 @@ class InputService : AccessibilityService() {
 
         // left up ,was down
         if (mask == LIFT_UP) {
+            if (leftIsDown) {
                 leftIsDown = false
+                isWaitingLongPress = false
                 endGesture(mouseX, mouseY)
                 return
             }
+        }
 
         if (mask == RIGHT_UP) {
             performGlobalAction(GLOBAL_ACTION_BACK)