X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Fpublic-api%2Fcontrols%2Fscrollable%2Fitem-view%2Fitem-layout.h;h=92659ed151204de302bcd0d4bbb8c30cd04a81f5;hb=044aea2ed5d7fa0f0ed9d46e10afc3216d7130c8;hp=fdea8ec07f0f864dfc780292e4a44eeb46351523;hpb=57869973578f6a0b0f836d396c7232ddb8302c6b;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git

diff --git a/dali-toolkit/public-api/controls/scrollable/item-view/item-layout.h b/dali-toolkit/public-api/controls/scrollable/item-view/item-layout.h
index fdea8ec..92659ed 100644
--- a/dali-toolkit/public-api/controls/scrollable/item-view/item-layout.h
+++ b/dali-toolkit/public-api/controls/scrollable/item-view/item-layout.h
@@ -19,6 +19,7 @@
  */
 
 // EXTERNAL INCLUDES
+#include <dali/public-api/animation/alpha-functions.h>
 #include <dali/public-api/common/vector-wrapper.h>
 
 // INTERNAL INCLUDES
@@ -127,7 +128,7 @@ struct ItemRange
  * An ItemLayout also describes the direction of input gestures, used to scroll through the layout.
  * Whilst scrolling, the layout provides a range of items that are within a layout-area (3D bounding volume).
  */
-class ItemLayout : public RefObject
+class DALI_IMPORT_API ItemLayout : public RefObject
 {
 public:
 
@@ -310,38 +311,6 @@ public:
   virtual Degree GetScrollDirection() const = 0;
 
   /**
-   * @brief Tells scroll components how to interpolate our logical scroll position as a screen x/y direction.
-   *
-   * Application developer wants to use -ve y, +ve x as up direction and +ve y, -ve x as down direction scroll values in a
-   * vertical scroll type effect (SpiralLayout). This means that scroll bar/overshoot indicator should be affected by y-axis.
-   * Returning (0.0f, 0.0f) for x and (0.0f, -1.0f) for y tells us that we need to use the y scroll value to move the scroll bar
-   * along y axis with y scroll of 0 starting at bottom (due to -1.0f on y), a value of (0.0f, 1.0f) on x axis mask would mean using y scroll value to move scroll bar along x axis
-   *
-   * This function is used by numerous objects such as scroll indicators and scroll overshoot indicators and all
-   * layout implementations should provide their own version of this function to ensure proper functionality of
-   * internal toolkit systems.
-   *
-   * @param[out] scrollHint Vector2 describing how x and y scroll values should be used for x-axis scrolling
-   */
-  DALI_IMPORT_API virtual void GetXAxisScrollHint(Vector2& scrollHint) const;
-
-  /**
-   * @brief Tells scroll components how to interpolate our logical scroll position as a screen x/y direction.
-   *
-   * Application developer wants to use -ve y, +ve x as up direction and +ve y, -ve x as down direction scroll values in a
-   * vertical scroll type effect (SpiralLayout). This means that scroll bar/overshoot indicator should be affected by y-axis.
-   * Returning (0.0f, 0.0f) for x and (0.0f, -1.0f) for y tells us that we need to use the y scroll value to move the scroll bar
-   * along y axis with y scroll of 0 starting at bottom (due to -1.0f on y), a value of (0.0f, 1.0f) on x axis mask would mean using y scroll value to move scroll bar along x axis
-   *
-   * This function is used by numerous objects such as scroll indicators and scroll overshoot indicators and all
-   * layout implementations should provide their own version of this function to ensure proper functionality of
-   * internal toolkit systems.
-   *
-   * @param[out] scrollHint Vector2 describing how x and y scroll values should be used for y-axis scrolling
-   */
-  DALI_IMPORT_API virtual void GetYAxisScrollHint(Vector2& scrollHint) const;
-
-  /**
    * @brief Query the scroll speed factor of the layout while dragging.
    *
    * This factor is used by the layout to customise its scroll speed while dragging.
@@ -407,7 +376,7 @@ public:
    * @param[in] scrollPositionObject The object which provides the layout position property.
    * @param[in] itemViewActor The item view instance which requests the application of constraints.
    */
-  DALI_IMPORT_API virtual void ApplyConstraints( Actor& actor, const int itemId, const float durationSeconds, Constrainable scrollPositionObject, const Actor& itemViewActor );
+  DALI_IMPORT_API virtual void ApplyConstraints( Actor& actor, const int itemId, const float durationSeconds, Handle scrollPositionObject, const Actor& itemViewActor );
 
   /**
    * @brief Gets the position of a given item