Refactoring common methods

Change-Id: Id6d3072dd3a6d7f54e9591abbeffd9bd51c7403d
diff --git a/src/com/android/launcher3/Folder.java b/src/com/android/launcher3/Folder.java
index 6925477..786d4a2 100644
--- a/src/com/android/launcher3/Folder.java
+++ b/src/com/android/launcher3/Folder.java
@@ -27,7 +27,6 @@
 import android.graphics.PointF;
 import android.graphics.Rect;
 import android.os.Build;
-import android.os.SystemClock;
 import android.text.InputType;
 import android.text.Selection;
 import android.text.Spannable;
@@ -53,7 +52,6 @@
 
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.Comparator;
 
 /**
  * Represents a set of icons chosen by the user or generated by the system.
@@ -704,17 +702,11 @@
     }
 
     public void onDragOver(DragObject d) {
-        final DragView dragView = d.dragView;
         final int scrollOffset = mScrollView.getScrollY();
-        final float[] r = getDragViewVisualCenter(d.x, d.y, d.xOffset, d.yOffset, dragView, null);
+        final float[] r = d.getVisualCenter(null);
         r[0] -= getPaddingLeft();
         r[1] -= getPaddingTop();
 
-        final long downTime = SystemClock.uptimeMillis();
-        final MotionEvent translatedEv = MotionEvent.obtain(
-                downTime, downTime, MotionEvent.ACTION_MOVE, d.x, d.y, 0);
-
-        translatedEv.recycle();
         mTargetCell = mContent.findNearestArea(
                 (int) r[0], (int) r[1] + scrollOffset, 1, 1, mTargetCell);
         if (isLayoutRtl()) {
@@ -730,32 +722,6 @@
         }
     }
 
-    // This is used to compute the visual center of the dragView. The idea is that
-    // the visual center represents the user's interpretation of where the item is, and hence
-    // is the appropriate point to use when determining drop location.
-    private float[] getDragViewVisualCenter(int x, int y, int xOffset, int yOffset,
-            DragView dragView, float[] recycle) {
-        float res[];
-        if (recycle == null) {
-            res = new float[2];
-        } else {
-            res = recycle;
-        }
-
-        // These represent the visual top and left of drag view if a dragRect was provided.
-        // If a dragRect was not provided, then they correspond to the actual view left and
-        // top, as the dragRect is in that case taken to be the entire dragView.
-        // R.dimen.dragViewOffsetY.
-        int left = x - xOffset;
-        int top = y - yOffset;
-
-        // In order to find the visual center, we shift by half the dragRect
-        res[0] = left + dragView.getDragRegion().width() / 2;
-        res[1] = top + dragView.getDragRegion().height() / 2;
-
-        return res;
-    }
-
     OnAlarmListener mOnExitAlarmListener = new OnAlarmListener() {
         public void onAlarm(Alarm alarm) {
             completeDragExit();