Added SilentDragon animated gif splash screen

app/build.gradle

@@ -62,6 +62,7 @@ dependencies {
     implementation 'com.google.android.gms:play-services-vision:17.0.2'
     implementation 'androidx.vectordrawable:vectordrawable:1.0.0'
     implementation 'com.github.joshjdevl.libsodiumjni:libsodium-jni-aar:2.0.1'
+    implementation 'pl.droidsonroids.gif:android-gif-drawable:1.2.19'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test.ext:junit:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.0'

app/src/main/AndroidManifest.xml

@@ -20,6 +20,15 @@
         tools:ignore="GoogleAppIndexingWarning"
         tools:replace="android:allowBackup">
 
+        <activity
+            android:name="org.myhush.silentdragon.SplashActivity"
+            android:theme="@style/AppTheme.NoActionBar">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
         <activity
             android:name="org.myhush.silentdragon.SettingsActivity"
             android:label="@string/title_activity_settings"
@@ -62,7 +71,7 @@
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
-                <category android:name="android.intent.category.LAUNCHER" />
+                <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
         </activity>
         <activity

app/src/main/java/org/myhush/silentdragon/SplashActivity.kt

@@ -0,0 +1,28 @@
+// Copyright 2019-2020 The Hush developers
+// Released under the GPLv3
+package org.myhush.silentdragon
+
+import androidx.appcompat.app.AppCompatActivity
+import android.content.Intent
+import android.os.Bundle
+import android.os.Handler
+
+class SplashActivity : AppCompatActivity() {
+
+    // This is the loading time of the splash screen
+    private val SPLASH_TIME_OUT: Long = 3000    // 3 seconds
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContentView(R.layout.activity_splash)
+
+        Handler().postDelayed({
+            // This method will be executed once the timer is over
+            startActivity(Intent(this,MainActivity::class.java))
+
+            // close this activity
+            finish()
+        }, SPLASH_TIME_OUT)
+    }
+
+}

app/src/main/res/layout/activity_splash.xml

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:orientation="vertical"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/black">
+
+    <pl.droidsonroids.gif.GifImageView
+        android:id="@+id/splashImage"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:src="@drawable/silentdragon_animated_startup_dark"/>
+
+</LinearLayout>

app/src/main/res/values/colors.xml

@@ -5,6 +5,7 @@
     <color name="colorAccent">#FF0033</color>
     <color name="windowBackground">#2F3237</color>
     <color name="light_grey">#E3E3E3</color>
+    <color name="black">#000000</color>
 
     <color name="white_selected">#E0FFFFFF</color>
     <color name="white_unselected">#66FFFFFF</color>

build.gradle

@@ -5,6 +5,7 @@ buildscript {
     repositories {
         google()
         jcenter()
+        mavenCentral()
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.6.0'
@@ -19,6 +20,7 @@ allprojects {
     repositories {
         google()
         jcenter()
+        mavenCentral()
     }
 }