+/**
+ * @brief Register a visual by Property Index.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ * @param[in] visual The visual to register
+ *
+ * @note Derived class should not call visual.SetOnStage(actor). It is the responsibility of the base class to connect/disconnect registered visual to stage.
+ * Use below API with enabled set to false if derived class wishes to control when visual is staged.
+ * @note If the depth-index is not set on the visual, then it is set to be above the currently registered visuals.
+ * @note If replacing a visual, then the depth-index of the visual being replaced is used for the visual.
+ */
+DALI_TOOLKIT_API void RegisterVisual( Internal::Control& control, Dali::Property::Index index, Toolkit::Visual::Base& visual );
+
+/**
+ * @brief Register a visual by Property Index with a depth index.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ * @param[in] visual The visual to register
+ * @param[in] depthIndex The visual's depth-index is set to this
+ *
+ * @note Derived class should not call visual.SetOnStage(actor). It is the responsibility of the base class to connect/disconnect registered visual to stage.
+ * Use below API with enabled set to false if derived class wishes to control when visual is staged.
+ *
+ * @see Visual::Base::GetDepthIndex()
+ * @see Visual::Base::SetDepthIndex()
+ */
+DALI_TOOLKIT_API void RegisterVisual( Internal::Control& control, Dali::Property::Index index, Toolkit::Visual::Base& visual, int depthIndex );
+
+/**
+ * @brief Register a visual by Property Index with the option of enabling/disabling it.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ * @param[in] visual The visual to register
+ * @param[in] enabled false if derived class wants to control when visual is set on stage.
+ *
+ * @note If the depth-index is not set on the visual, then it is set to be above the currently registered visuals.
+ * @note If replacing a visual, then the depth-index of the visual being replaced is used for the visual.
+ *
+ * @see EnableVisual()
+ */
+DALI_TOOLKIT_API void RegisterVisual( Internal::Control& control, Dali::Property::Index index, Toolkit::Visual::Base& visual, bool enabled );
+
+/**
+ * @brief Register a visual by Property Index with a depth index with the option of enabling/disabling it.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ * @param[in] visual The visual to register
+ * @param[in] enabled false if derived class wants to control when visual is set on stage.
+ * @param[in] depthIndex The visual's depth-index is set to this
+ *
+ * @see EnableVisual()
+ * @see Visual::Base::GetDepthIndex()
+ * @see Visual::Base::SetDepthIndex()
+ */
+DALI_TOOLKIT_API void RegisterVisual( Internal::Control& control, Dali::Property::Index index, Toolkit::Visual::Base& visual, bool enabled, int depthIndex );
+
+/**
+ * @brief Erase the entry matching the given index from the list of registered visuals
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual, used to reference visual
+ */
+DALI_TOOLKIT_API void UnregisterVisual( Internal::Control& control, Dali::Property::Index index );
+
+/**
+ * @brief Retrieve the visual associated with the given property index.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual.
+ * @return The registered visual if exist, otherwise empty handle.
+ * @note For managing object life-cycle, do not store the returned visual as a member which increments its reference count.
+ */
+DALI_TOOLKIT_API Toolkit::Visual::Base GetVisual( const Internal::Control& control, Dali::Property::Index index );
+
+/**
+ * @brief Sets the given visual to be displayed or not when parent staged.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual
+ * @param[in] enable flag to set enabled or disabled.
+ */
+DALI_TOOLKIT_API void EnableVisual( Internal::Control& control, Dali::Property::Index index, bool enable );
+
+/**
+ * @brief Queries if the given visual is to be displayed when parent staged.
+ *
+ * @param[in] control The control
+ * @param[in] index The Property index of the visual
+ * @return bool whether visual is enabled or not
+ */
+DALI_TOOLKIT_API bool IsVisualEnabled( const Internal::Control& control, Dali::Property::Index index );
+
+
+/**
+ * @brief Add a transition effect on the control to the given animation
+ *
+ * Only generates an animator if the properties described in the transition
+ * data are staged (e.g. the visual is Enabled and the control is on stage).
+ * Otherwise the target values are stored, and will get set onto the properties
+ * when the visual is next staged.
+ *
+ * @param[in] control The control
+ * @param[in] animation The Animation to add valid transitions to
+ * @param[in] transitionData The transition data describing the effect to create
+ */
+DALI_TOOLKIT_API void AddTransitions( Internal::Control& control,
+ Dali::Animation animation,
+ const Toolkit::TransitionData& transitionData );
+
+/**
+ * @brief Create a transition effect on the control.
+ *
+ * Only generates an animation if the properties described in the transition
+ * data are staged (e.g. the visual is Enabled and the control is on stage).
+ * Otherwise the target values are stored, and will get set onto the properties
+ * when the visual is next staged.
+ *
+ * @param[in] control The control
+ * @param[in] transitionData The transition data describing the effect to create
+ * @return A handle to an animation defined with the given effect, or an empty
+ * handle if no properties match.
+ */
+DALI_TOOLKIT_API Dali::Animation CreateTransition( Internal::Control& control,
+ const Toolkit::TransitionData& transitionData );
+
+/**
+ * @brief Perform an action on a visual registered to this control.
+ *
+ * Visuals will have actions, this API is used to perform one of these actions with the given attributes.
+ *
+ * @param[in] control The control.
+ * @param[in] visualIndex The Property index of the visual.
+ * @param[in] actionId The action to perform. See Visual to find supported actions.
+ * @param[in] attributes Optional attributes for the action.
+ */
+DALI_TOOLKIT_API void DoAction( Control& control, Dali::Property::Index visualIndex, Dali::Property::Index actionId, const Dali::Property::Value attributes );
+
+/**
+ * @brief Set input method context.
+ *
+ * @param[in] control The control.
+ * @param[in] inputMethodContext The input method context.
+ */
+DALI_TOOLKIT_API void SetInputMethodContext( Internal::Control& control, InputMethodContext& inputMethodContext );
+
+/*
+ * @brief Get the layout associated with this control, if any.
+ *
+ * @return A handle to the layout, or empty.
+ */
+DALI_TOOLKIT_API Toolkit::LayoutBase GetLayout( Internal::Control& control );
+
+/*
+ * @brief Get the layout associated with a control, if any.
+ *
+ * @return A handle to the layout, or empty.
+ */
+DALI_TOOLKIT_API Toolkit::LayoutBase GetLayout( Control control );
+
+/**
+ * @brief Set the layout on this control.
+ *
+ * @param[in] control The internal Control to set the layout on
+ * @param[in] layout Pointer to the layout
+ */
+DALI_TOOLKIT_API void SetLayout( Internal::Control& control, Toolkit::LayoutBase layout );
+
+/**
+ * @brief Set the layout on a control.
+ *
+ * @param[in] control The Control to set the layout on
+ * @param[in] layout Pointer to the layout
+ */
+DALI_TOOLKIT_API void SetLayout( Control control, Toolkit::LayoutBase layout );
+