}
/**
+ * Calculates screen position and size.
+ *
+ * @return pair of two values, position of top-left corner on screen and size respectively.
+ */
+ Rect<> CalculateScreenExtents( ) const;
+
+ /**
* Sets the size of an actor.
* This does not interfere with the actors scale factor.
* @param [in] width The new width.
float GetMaximumSize( Dimension::Type dimension ) const;
/**
+ * @brief Sets the update size hint of an actor for partial update.
+ * @param [in] updateSizeHint The new updateSizeHint.
+ */
+ void SetUpdateSizeHint( const Vector2& updateSizeHint );
+
+ /**
+ * @brief Return the update size hint of actor
+ * @return Return the update size hint
+ */
+ Vector2 GetUpdateSizeHint() const;
+
+ /**
* @copydoc Dali::Actor::AddRenderer()
*/
uint32_t AddRenderer( Renderer& renderer );