adds state machine example and ran a linter

app/src/main/AndroidManifest.xml

@@ -26,6 +26,7 @@
         <activity android:name=".LayoutActivity" />
         <activity android:name=".RiveFragmentActivity" />
         <activity android:name=".LowLevelActivity" />
+        <activity android:name=".SimpleStateMachineActivity" />
         <activity android:name=".HttpActivity"></activity>
     </application>
 

app/src/main/java/app/rive/runtime/example/AndroidPlayerActivity.kt

@@ -8,10 +8,7 @@ import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.widget.AppCompatButton
 import app.rive.runtime.kotlin.RiveAnimationView
 import app.rive.runtime.kotlin.RiveDrawable.Listener
-import app.rive.runtime.kotlin.core.Direction
-import app.rive.runtime.kotlin.core.LinearAnimationInstance
-import app.rive.runtime.kotlin.core.Loop
-import app.rive.runtime.kotlin.core.Rive
+import app.rive.runtime.kotlin.core.*
 
 class AndroidPlayerActivity : AppCompatActivity() {
     var loop: Loop = Loop.NONE
@@ -160,7 +157,7 @@ class AndroidPlayerActivity : AppCompatActivity() {
 
 
     fun setResourceSpinner() {
-        animationResources.let { resourceId ->
+        animationResources.let { _ ->
             var dropdown = findViewById<Spinner>(R.id.resources)
             var adapter = ArrayAdapter<String>(
                 this,
@@ -193,27 +190,27 @@ class AndroidPlayerActivity : AppCompatActivity() {
         val that = this
         val events = findViewById<LinearLayout>(R.id.events)
         val listener = object : Listener {
-            override fun notifyPlay(animation: LinearAnimationInstance) {
+            override fun notifyPlay(animation: PlayableInstance) {
                 val text = TextView(that)
-                text.setText("Play ${animation.animation.name}")
+                text.setText("Play ${(animation as LinearAnimationInstance).animation.name}")
                 events.addView(text, 0)
             }
 
-            override fun notifyPause(animation: LinearAnimationInstance) {
+            override fun notifyPause(animation: PlayableInstance) {
                 val text = TextView(that)
-                text.setText("Pause ${animation.animation.name}")
+                text.setText("Pause ${(animation as LinearAnimationInstance).animation.name}")
                 events.addView(text, 0)
             }
 
-            override fun notifyStop(animation: LinearAnimationInstance) {
+            override fun notifyStop(animation: PlayableInstance) {
                 val text = TextView(that)
-                text.setText("Stop ${animation.animation.name}")
+                text.setText("Stop ${(animation as LinearAnimationInstance).animation.name}")
                 events.addView(text, 0)
             }
 
-            override fun notifyLoop(animation: LinearAnimationInstance) {
+            override fun notifyLoop(animation: PlayableInstance) {
                 val text = TextView(that)
-                text.setText("Loop ${animation.animation.name}")
+                text.setText("Loop ${(animation as LinearAnimationInstance).animation.name}")
                 events.addView(text, 0)
             }
         }

app/src/main/java/app/rive/runtime/example/LowLevelActivity.kt

@@ -49,7 +49,7 @@ class LowLevelRiveView: View {
     private val artboard: Artboard
     private val instance: LinearAnimationInstance
     private var lastTime: Long = 0
-    private lateinit var bounds: AABB
+    private var bounds: AABB
 
     constructor(renderer: Renderer, artboard: Artboard, context: Context) : super(context) {
         this.renderer = renderer

app/src/main/java/app/rive/runtime/example/MainActivity.kt

@@ -60,5 +60,11 @@ class MainActivity : AppCompatActivity() {
                 Intent(this, HttpActivity::class.java)
             )
         }
+
+        findViewById<Button>(R.id.go_simple_state_machine).setOnClickListener {
+            startActivity(
+                Intent(this, SimpleStateMachineActivity::class.java)
+            )
+        }
     }
 }

app/src/main/java/app/rive/runtime/example/SimpleStateMachineActivity.kt

@@ -0,0 +1,45 @@
+package app.rive.runtime.example
+
+import android.os.Bundle
+import android.view.View
+import android.widget.RadioButton
+import androidx.appcompat.app.AppCompatActivity
+import app.rive.runtime.kotlin.RiveAnimationView
+import app.rive.runtime.kotlin.core.Loop
+import app.rive.runtime.kotlin.core.Rive
+import app.rive.runtime.kotlin.core.SMINumber
+
+class SimpleStateMachineActivity : AppCompatActivity() {
+
+    private val animationView by lazy(LazyThreadSafetyMode.NONE) {
+        findViewById<RiveAnimationView>(R.id.simple_state_machine)
+    }
+
+    val levelInput: SMINumber
+        get() = animationView.playingStateMachines.first().input("Level") as SMINumber
+
+    fun onLevelSelect(view: View) {
+        if (view is RadioButton && view.isChecked) {
+            // Check which radio button was clicked
+            when (view.getId()) {
+                R.id.level_beginner ->
+                    levelInput.value = 0f
+                R.id.level_intermediate ->
+                    levelInput.value = 1f
+                R.id.level_advanced ->
+                    levelInput.value = 2f
+            }
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        Rive.init()
+        setContentView(R.layout.simple_state_machine)
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        animationView.destroy()
+    }
+}

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

@@ -64,6 +64,13 @@
                 android:layout_height="wrap_content"
                 android:text="HTTP" />
 
+
+            <Button
+                android:id="@+id/go_simple_state_machine"
+                android:layout_width="fill_parent"
+                android:layout_height="wrap_content"
+                android:text="State Machine" />
+
         </LinearLayout>
 
     </ScrollView>

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

@@ -9,7 +9,9 @@
     <LinearLayout
         android:layout_width="fill_parent"
         android:layout_height="fill_parent"
-        android:orientation="vertical">
+        android:orientation="vertical"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
 
         <app.rive.runtime.kotlin.RiveAnimationView
             android:id="@+id/layout_view"
@@ -25,12 +27,13 @@
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:text="Fit:"
-                />
+                android:text="Fit:" />
+
             <LinearLayout
                 android:layout_width="fill_parent"
                 android:layout_height="wrap_content"
                 android:orientation="horizontal">
+
                 <Button
                     android:id="@+id/fit_fill"
                     android:layout_width="wrap_content"
@@ -86,11 +89,12 @@
             android:layout_width="fill_parent"
             android:layout_height="wrap_content"
             android:orientation="vertical">
+
             <TextView
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:text="Alignment:"
-                />
+                android:text="Alignment:" />
+
             <LinearLayout
                 android:layout_width="fill_parent"
                 android:layout_height="wrap_content"
@@ -138,6 +142,7 @@
                     android:layout_height="wrap_content"
                     android:text="Center Right" />
             </LinearLayout>
+
             <LinearLayout
                 android:layout_width="fill_parent"
                 android:layout_height="wrap_content"

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

@@ -7,23 +7,20 @@
     tools:context=".MainActivity">
 
 
-    <app.rive.runtime.kotlin.RiveAnimationView
-        android:id="@+id/loop_mode_view"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:adjustViewBounds="true"
-        app:layout_constraintEnd_toEndOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent"
-        app:riveAutoPlay="false"
-        app:riveResource="@raw/loopy" />
-
-
     <LinearLayout
         android:layout_width="fill_parent"
         android:layout_height="wrap_content"
         android:orientation="vertical"
-        app:layout_constraintTop_toBottomOf="@+id/loop_mode_view">
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <app.rive.runtime.kotlin.RiveAnimationView
+            android:id="@+id/loop_mode_view"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:adjustViewBounds="true"
+            app:riveAutoPlay="false"
+            app:riveResource="@raw/loopy" />
 
         <LinearLayout
             android:layout_width="fill_parent"

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

@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+    <LinearLayout
+        android:layout_width="fill_parent"
+        android:layout_height="fill_parent"
+        android:orientation="vertical"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <app.rive.runtime.kotlin.RiveAnimationView
+            android:id="@+id/simple_state_machine"
+            android:layout_width="match_parent"
+            android:layout_height="400dp"
+            app:riveResource="@raw/skills"
+            app:riveStateMachine="Designer's Test" />
+
+        <RadioGroup xmlns:android="http://schemas.android.com/apk/res/android"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+
+            android:orientation="horizontal">
+
+            <RadioButton
+                android:id="@+id/level_beginner"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:onClick="onLevelSelect"
+                android:text="Beginner" />
+
+            <RadioButton
+                android:id="@+id/level_intermediate"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:onClick="onLevelSelect"
+                android:text="Intermediate" />
+
+            <RadioButton
+                android:id="@+id/level_advanced"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:checked="true"
+                android:onClick="onLevelSelect"
+                android:text="Advanced" />
+
+        </RadioGroup>
+    </LinearLayout>
+
+</androidx.constraintlayout.widget.ConstraintLayout>

kotlin/build.gradle

@@ -66,7 +66,7 @@ task buildJNI(type: Exec) {
 
 ext {
     PUBLISH_GROUP_ID = 'app.rive'
-    PUBLISH_VERSION = '0.0.2'
+    PUBLISH_VERSION = '0.0.3'
     PUBLISH_ARTIFACT_ID = 'rive-android'
 }