Enforce default padding,

Remove Deck.setDefaultPadding method

Author: hendrawd

app/src/main/java/com/example/bloder/deck/MainActivity.kt

@@ -16,6 +16,5 @@ class MainActivity : AppCompatActivity() {
         setContentView(R.layout.activity_main)
         deckPager.offscreenPageLimit = 5
         deckPager.adapter = DeckAdapter(this)
-        deckPager.setDefaultPadding(this)
     }
 }

lib/src/main/java/com/example/lib/Deck.kt

@@ -17,7 +17,9 @@ class Deck : ViewPager {
 
     private val pageTransformer = CoverFlowTransformer()
 
-    constructor(context: Context) : super(context)
+    constructor(context: Context) : super(context) {
+        setPercentagePadding(context, DEFAULT_PERCENTAGE_PADDING)
+    }
 
     constructor(context: Context, attributeSet: AttributeSet) : super(context, attributeSet) {
         val typedArray: TypedArray = context.obtainStyledAttributes(attributeSet, R.styleable.Deck)
@@ -30,6 +32,11 @@ class Deck : ViewPager {
             initProperties(context, dipPaddingXmlInPixel.toFloat())
         }
         typedArray.recycle()
+
+        // set the default padding if no properties from XML
+        if (percentagePaddingXml == Integer.MAX_VALUE && dipPaddingXmlInPixel == Integer.MAX_VALUE) {
+            setPercentagePadding(context, DEFAULT_PERCENTAGE_PADDING)
+        }
     }
 
     init {
@@ -40,13 +47,6 @@ class Deck : ViewPager {
         setPageTransformer(true, pageTransformer)
     }
 
-    /**
-     * Set left and right padding with default value
-     */
-    fun setDefaultPadding(context: Context) {
-        setPercentagePadding(context, DEFAULT_PERCENTAGE_PADDING)
-    }
-
     /**
      * Set left and right padding based on percentage of the screen width
      * If the percentage is more than 18, the left and right items height might not be consistent