Add path status indicator glow

src/org/thoughtcrime/securesms/loki/activities/HomeActivity.kt

@@ -101,6 +101,7 @@ class HomeActivity : PassphraseRequiredActionBarActivity, ConversationClickListe
         profileButton.publicKey = publicKey
         profileButton.update()
         profileButton.setOnClickListener { openSettings() }
+        pathStatusViewContainer.disableClipping()
         pathStatusViewContainer.setOnClickListener { showPath() }
         // Set up seed reminder view
         val isMasterDevice = (TextSecurePreferences.getMasterHexEncodedPublicKey(this) == null)

src/org/thoughtcrime/securesms/loki/views/PathStatusView.kt

@@ -4,14 +4,30 @@ import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
 import android.content.IntentFilter
+import android.graphics.Canvas
+import android.graphics.Paint
 import androidx.localbroadcastmanager.content.LocalBroadcastManager
 import android.util.AttributeSet
 import android.view.View
+import androidx.annotation.ColorInt
 import network.loki.messenger.R
+import org.thoughtcrime.securesms.loki.utilities.getColorWithID
+import org.thoughtcrime.securesms.loki.utilities.toPx
 import org.whispersystems.signalservice.loki.api.onionrequests.OnionRequestAPI
 
 class PathStatusView : View {
     private val broadcastReceivers = mutableListOf<BroadcastReceiver>()
+    @ColorInt var mainColor: Int = 0
+        set(newValue) { field = newValue; paint.color = newValue }
+    @ColorInt var sessionShadowColor: Int = 0
+        set(newValue) { field = newValue; paint.setShadowLayer(toPx(8, resources).toFloat(), 0.0f, 0.0f, newValue) }
+
+    private val paint: Paint by lazy {
+        val result = Paint()
+        result.style = Paint.Style.FILL
+        result.isAntiAlias = true
+        result
+    }
 
     constructor(context: Context) : super(context) {
         initialize()
@@ -31,6 +47,7 @@ class PathStatusView : View {
 
     private fun initialize() {
         update()
+        setWillNotDraw(false)
     }
 
     override fun onAttachedToWindow() {
@@ -70,8 +87,19 @@ class PathStatusView : View {
     private fun update() {
         if (OnionRequestAPI.paths.count() >= OnionRequestAPI.pathCount) {
             setBackgroundResource(R.drawable.accent_dot)
+            mainColor = resources.getColorWithID(R.color.accent, context.theme)
+            sessionShadowColor = resources.getColorWithID(R.color.accent, context.theme)
         } else {
             setBackgroundResource(R.drawable.paths_building_dot)
+            mainColor = resources.getColorWithID(R.color.paths_building, context.theme)
+            sessionShadowColor = resources.getColorWithID(R.color.paths_building, context.theme)
         }
     }
+
+    override fun onDraw(c: Canvas) {
+        val w = width.toFloat()
+        val h = height.toFloat()
+        c.drawCircle(w / 2, h / 2, w / 2, paint)
+        super.onDraw(c)
+    }
 }