fix double tap crash and show when out of data range for alert

app/build.gradle

@@ -12,8 +12,8 @@ android {
         applicationId "org.blitzortung.android.app"
         minSdkVersion 21
         targetSdkVersion 34
-        versionCode 327
-        versionName '2.3-beta1'
+        versionCode 328
+        versionName '2.3-beta2'
         multiDexEnabled false
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }

app/src/main/java/org/blitzortung/android/alert/handler/AlertDataHandler.kt

@@ -20,9 +20,11 @@ package org.blitzortung.android.alert.handler
 
 import android.content.res.Resources
 import android.location.Location
+import android.util.Log
 import org.blitzortung.android.alert.AlertParameters
 import org.blitzortung.android.alert.AlertResult
 import org.blitzortung.android.alert.data.AlertSector
+import org.blitzortung.android.app.Main.Companion.LOG_TAG
 import org.blitzortung.android.data.beans.GridElement
 import org.blitzortung.android.data.beans.GridParameters
 import org.blitzortung.android.data.beans.Strike
@@ -39,7 +41,13 @@ open class AlertDataHandler @Inject internal constructor(
     fun checkStrikes(
         strikes: Strikes, location: Location, parameters: AlertParameters,
         referenceTime: Long = System.currentTimeMillis()
-    ): AlertResult {
+    ): AlertResult? {
+        val gridParameters: GridParameters? = strikes.gridParameters
+        if (gridParameters != null && !gridParameters.isGlobal && !gridParameters.contains(location.longitude, location.latitude, 0.2)) {
+            Log.v(LOG_TAG, "Location $location is not in grid ${gridParameters.longitudeInterval} + ${gridParameters.latitudeInterval}")
+            return null
+        }
+
         val sectors = createSectors(parameters)
 
         val thresholdTime = referenceTime - parameters.alarmInterval
@@ -54,7 +62,7 @@ open class AlertDataHandler @Inject internal constructor(
                 checkStrike(
                     alertSector,
                     strike,
-                    strikes.gridParameters,
+                    gridParameters,
                     parameters.measurementSystem,
                     location,
                     thresholdTime

app/src/main/java/org/blitzortung/android/data/MainDataHandler.kt

@@ -473,9 +473,9 @@ class MainDataHandler @Inject constructor(
         }
 
     private fun addUpdateAfterAnimationListener(mapView: OwnMapView) {
-        val animator = mapView.animator()!!
+        val animator = mapView.animator()
 
-        if (!animator.listeners.contains(animatorListener)) {
+        if (animator != null && !animator.listeners.contains(animatorListener)) {
             animator.addListener(animatorListener)
         }
     }

app/src/main/java/org/blitzortung/android/data/beans/GridParameters.kt

@@ -50,18 +50,20 @@ data class GridParameters(
         return latitudeStart - latitudeDelta * (offset + 0.5)
     }
 
-    private val rectLongitudeDelta: Double = longitudeDelta * longitudeBins
+    val longitudeInterval: Double = longitudeDelta * longitudeBins
 
-    private val rectLatitudeDelta: Double = latitudeDelta * latitudeBins
+    val latitudeInterval: Double = latitudeDelta * latitudeBins
+
+    val isGlobal = longitudeInterval > 350 && latitudeInterval > 170
 
     fun getRect(projection: Projection): RectF {
         var leftTop = Point()
         leftTop = projection.toPixels(
             Coordsys.toMapCoords(longitudeStart, latitudeStart), leftTop
         )
         var bottomRight = Point()
-        val longitudeEnd = longitudeStart + rectLongitudeDelta
-        val latitudeEnd = latitudeStart - rectLatitudeDelta
+        val longitudeEnd = longitudeStart + longitudeInterval
+        val latitudeEnd = latitudeStart - latitudeInterval
         bottomRight = projection.toPixels(
             Coordsys.toMapCoords(
                 longitudeEnd,
@@ -72,4 +74,10 @@ data class GridParameters(
         // Log.d(Main.LOG_TAG, "GridParameters.getRect() $longitudeStart - $longitudeEnd ($longitudeDelta, #$longitudeBins) $latitudeEnd - $latitudeStart ($latitudeDelta, #$latitudeBins)")
         return RectF(leftTop.x.toFloat(), leftTop.y.toFloat(), bottomRight.x.toFloat(), bottomRight.y.toFloat())
     }
+
+    fun contains(longitude: Double, latitude: Double, inset: Double = 0.0): Boolean {
+        val inLongitude = longitude in longitudeStart + inset..longitudeEnd - inset
+        val inLatitude = latitude in latitudeStart - latitudeDelta * latitudeBins + inset .. latitudeStart - inset
+        return inLongitude && inLatitude
+    }
 }

app/src/main/java/org/blitzortung/android/map/OwnMapView.kt

@@ -29,11 +29,8 @@ import android.view.LayoutInflater
 import android.view.MotionEvent
 import android.view.View
 import androidx.appcompat.app.AlertDialog
-import androidx.core.animation.doOnCancel
-import androidx.core.animation.doOnEnd
 import androidx.core.view.GestureDetectorCompat
 import org.blitzortung.android.app.Main
-import org.blitzortung.android.app.Main.Companion.LOG_TAG
 import org.blitzortung.android.app.R
 import org.blitzortung.android.app.view.PreferenceKey
 import org.blitzortung.android.location.LocationHandler
@@ -113,7 +110,8 @@ class OwnMapView(context: Context) : MapView(context) {
         if (!isAnimating) return null
 
         animatorField.isAccessible = true
-        return animatorField.get(controller) as ValueAnimator
+        val value = animatorField.get(controller)
+        return value?.let { value as ValueAnimator }
     }
 
     companion object {

app/src/test/java/org/blitzortung/android/data/GridParametersTest.kt

@@ -0,0 +1,61 @@
+package org.blitzortung.android.data
+
+import org.assertj.core.api.Assertions.assertThat
+import org.blitzortung.android.data.beans.GridParameters
+import org.junit.Test
+
+
+class GridParametersTest {
+
+    private val parameters = GridParameters(10.0, 45.0, 0.2, 0.2, 20, 15)
+
+    @Test
+    fun testRectCenter() {
+        assertThat(parameters.rectCenterLongitude).isEqualTo(12.0)
+        assertThat(parameters.rectCenterLatitude).isEqualTo(43.5)
+    }
+
+    @Test
+    fun testElementCenter() {
+        assertThat(parameters.getCenterLongitude(0)).isEqualTo(10.1)
+        assertThat(parameters.getCenterLatitude(0)).isEqualTo(44.9)
+
+        assertThat(parameters.getCenterLongitude(19)).isEqualTo(13.9)
+        assertThat(parameters.getCenterLatitude(19)).isEqualTo(41.1)
+    }
+
+//    @Test
+//    fun testGetRect() {
+//        val screenRect = Rect(10, 20, 30, 40)
+//        val center = GeoPoint(42.5, 12.5)
+//        val projection = Projection(5.0, screenRect, center, 0.0, 0, 0.0, false, false, null, 0, 0)
+//        parameters.getRect(projection)
+//    }
+
+    @Test
+    fun containsWithoutInset() {
+        assertThat(parameters.contains(10.0, 42.0)).isTrue
+        assertThat(parameters.contains(14.0, 42.0)).isTrue
+        assertThat(parameters.contains(14.0, 45.0)).isTrue
+        assertThat(parameters.contains(10.0, 45.0)).isTrue
+        assertThat(parameters.contains(12.0, 43.5)).isTrue
+
+        assertThat(parameters.contains(9.9, 42.0)).isFalse
+        assertThat(parameters.contains(10.0, 41.9)).isFalse
+        assertThat(parameters.contains(14.1, 45.0)).isFalse
+        assertThat(parameters.contains(14.0, 45.1)).isFalse
+    }
+
+    @Test
+    fun containsWithPositiveInset() {
+        assertThat(parameters.contains(10.5, 42.5, 0.5)).isTrue
+        assertThat(parameters.contains(13.5, 42.5, 0.5)).isTrue
+        assertThat(parameters.contains(13.5, 44.5, 0.5)).isTrue
+        assertThat(parameters.contains(10.5, 44.5, 0.5)).isTrue
+
+        assertThat(parameters.contains(10.4, 42.5, 0.5)).isFalse
+        assertThat(parameters.contains(10.5, 42.4, 0.5)).isFalse
+        assertThat(parameters.contains(13.6, 44.5, 0.5)).isFalse
+        assertThat(parameters.contains(13.5, 44.6, 0.5)).isFalse
+    }
+}

build.gradle

@@ -1,7 +1,7 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
-    id 'com.android.application' version '8.7.3' apply false
-    id 'com.android.library' version '8.7.3' apply false
+    id 'com.android.application' version '8.8.0' apply false
+    id 'com.android.library' version '8.8.0' apply false
     id 'org.jetbrains.kotlin.android' version '2.0.20' apply false
     id "org.sonarqube" version "5.1.0.4882"
 }

gradle/wrapper/gradle-wrapper.properties

@@ -2,4 +2,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.9-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.10.2-bin.zip