Add selector drawable demo

Author: minibugdev

demo/src/main/java/com/minibugdev/drawablebadge/demo/DemoActivity.kt

@@ -24,7 +24,7 @@ class DemoActivity : AppCompatActivity() {
 
 	private fun drawBadge(number: Int, position: BadgePosition) {
 		DrawableBadge.Builder(applicationContext)
-			.drawableResId(R.mipmap.ic_launcher)
+			.drawableResId(R.drawable.selector_badge)
 			.badgeColor(R.color.badgeColor)
 			.badgeSize(R.dimen.badge_size)
 			.badgePosition(position)

demo/src/main/res/drawable/selector_badge.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<selector xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@drawable/ic_launcher_round" android:state_pressed="true" />
+    <item android:drawable="@drawable/ic_launcher_round" android:state_focused="true" />
+    <item android:drawable="@drawable/ic_launcher" />
+</selector>