From b6c8de3d192180facdae7ff3c0d883ea6a1d59f5 Mon Sep 17 00:00:00 2001
From: Tobias Zwick <newton@westnordost.de>
Date: Wed, 20 Apr 2022 00:12:48 +0200
Subject: [PATCH] blink navigation icon when GPS signal lost (#3944)

---
 .../ic_location_navigation_no_location_24dp.xml       | 11 +++++++++++
 .../ic_location_navigation_searching_24dp.xml         |  7 +++++++
 app/src/main/res/drawable/ic_location_state_24dp.xml  |  3 ++-
 3 files changed, 20 insertions(+), 1 deletion(-)
 create mode 100644 app/src/main/res/drawable/ic_location_navigation_no_location_24dp.xml
 create mode 100644 app/src/main/res/drawable/ic_location_navigation_searching_24dp.xml

diff --git a/app/src/main/res/drawable/ic_location_navigation_no_location_24dp.xml b/app/src/main/res/drawable/ic_location_navigation_no_location_24dp.xml
new file mode 100644
index 0000000000..31993b9019
--- /dev/null
+++ b/app/src/main/res/drawable/ic_location_navigation_no_location_24dp.xml
@@ -0,0 +1,11 @@
+<vector
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24.0"
+    android:viewportHeight="24.0"
+    android:tint="?attr/colorControlNormal">
+        <path
+            android:fillColor="@android:color/white"
+            android:pathData="M12,2L4.5,20.29l0.71,0.71L12,18l6.79,3 0.71,-0.71z M12,6.5L17,18.5L12,16L7,18.5z" />
+</vector>
diff --git a/app/src/main/res/drawable/ic_location_navigation_searching_24dp.xml b/app/src/main/res/drawable/ic_location_navigation_searching_24dp.xml
new file mode 100644
index 0000000000..09e031b30d
--- /dev/null
+++ b/app/src/main/res/drawable/ic_location_navigation_searching_24dp.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<animation-list android:id="@+id/selected"
+                android:oneshot="false"
+                xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@drawable/ic_location_navigation_no_location_24dp" android:duration="750" />
+    <item android:drawable="@drawable/ic_location_navigation_24dp" android:duration="750" />
+</animation-list>
diff --git a/app/src/main/res/drawable/ic_location_state_24dp.xml b/app/src/main/res/drawable/ic_location_state_24dp.xml
index 33c24d725a..fa457d1268 100644
--- a/app/src/main/res/drawable/ic_location_state_24dp.xml
+++ b/app/src/main/res/drawable/ic_location_state_24dp.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 
 <selector xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto">
-    <item app:is_navigation="true" android:drawable="@drawable/ic_location_navigation_24dp"/>
+    <item app:is_navigation="true" app:state_updating="true" android:drawable="@drawable/ic_location_navigation_24dp"/>
+    <item app:is_navigation="true" android:drawable="@drawable/ic_location_navigation_searching_24dp"/>
     <item app:state_updating="true" android:drawable="@drawable/ic_location_24dp"/>
     <item app:state_searching="true" android:drawable="@drawable/ic_location_searching_24dp"/>
     <item app:state_enabled="true" android:drawable="@drawable/ic_location_no_location_24dp"/>