added "carousel" transition effect

removed German translations again,
fixed whitespace errors,
fixed upper-/lowercase mistakes

Change-Id: Ia502eede0e8140f49bc61141252ad0c862e0720b

2 files changed, 69 insertions, 2 deletions

diff --git a/src/com/cyanogenmod/trebuchet/AppsCustomizePagedView.java b/src/com/cyanogenmod/trebuchet/AppsCustomizePagedView.java
index 8170bfb..4e7eb05 100644
--- a/src/com/cyanogenmod/trebuchet/AppsCustomizePagedView.java
+++ b/src/com/cyanogenmod/trebuchet/AppsCustomizePagedView.java
@@ -311,7 +311,9 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen
         Stack,
         Accordion,
         CylinderIn,
-        CylinderOut
+        CylinderOut,
+        CarouselLeft,
+        CarouselRight
     }
     private TransitionEffect mTransitionEffect = TransitionEffect.Standard;
 
@@ -2075,6 +2077,27 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen
         }
     }
 
+    private void screenScrolledCarousel(int screenScroll, boolean left) {
+        for (int i = 0; i < getChildCount(); i++) {
+            View v = getPageAt(i);
+            if (v != null) {
+                float scrollProgress = getScrollProgress(screenScroll, v, i);
+                float rotation = 90.0f * -scrollProgress;
+
+                v.setCameraDistance(mDensity * mCameraDistance);
+                v.setTranslationX(v.getMeasuredWidth() * scrollProgress);
+                v.setPivotX(left ? 0f : v.getMeasuredWidth());
+                v.setPivotY(0f);
+                v.setRotationY(rotation);
+
+                if (mFadeInAdjacentScreens) {
+                    float alpha = 1 - Math.abs(scrollProgress);
+                    v.setAlpha(alpha);
+                }
+            }
+        }
+    }
+
     // Transition effects
     @Override
     protected void screenScrolled(int screenScroll) {
@@ -2155,6 +2178,13 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen
                     break;
                 case CylinderOut:
                     screenScrolledCylinder(scroll, false);
+                    break;
+                case CarouselLeft:
+                    screenScrolledCarousel(scroll, true);
+                    break;
+                case CarouselRight:
+                    screenScrolledCarousel(scroll, false);
+                    break;
             }
             mScrollTransformsDirty = false;
         }
diff --git a/src/com/cyanogenmod/trebuchet/Workspace.java b/src/com/cyanogenmod/trebuchet/Workspace.java
index a75e0e8..ca6cc2c 100644
--- a/src/com/cyanogenmod/trebuchet/Workspace.java
+++ b/src/com/cyanogenmod/trebuchet/Workspace.java
@@ -286,7 +286,9 @@ public class Workspace extends PagedView
         Stack,
         Accordion,
         CylinderIn,
-        CylinderOut
+        CylinderOut,
+        CarouselLeft,
+        CarouselRight
     }
     private TransitionEffect mTransitionEffect = TransitionEffect.Standard;
 
@@ -1663,6 +1665,26 @@ public class Workspace extends PagedView
         }
     }
 
+    private void screenScrolledCarousel(int screenScroll, boolean left) {
+        for (int i = 0; i < getChildCount(); i++) {
+            CellLayout cl = (CellLayout) getPageAt(i);
+            if (cl != null) {
+                float scrollProgress = getScrollProgress(screenScroll, cl, i);
+                float rotation = 90.0f * -scrollProgress;
+
+                cl.setCameraDistance(mDensity * mCameraDistance);
+                cl.setTranslationX(cl.getMeasuredWidth() * scrollProgress);
+                cl.setPivotX(left ? 0f : cl.getMeasuredWidth());
+                cl.setPivotY(0f);
+                cl.setRotationY(rotation);
+
+                if (mFadeInAdjacentScreens && !isSmall()) {
+                    setCellLayoutFadeAdjacent(cl, scrollProgress);
+                }
+            }
+        }
+    }
+
     @Override
     protected void screenScrolled(int screenScroll) {
         super.screenScrolled(screenScroll);
@@ -1741,6 +1763,12 @@ public class Workspace extends PagedView
                     case CylinderOut:
                         screenScrolledCylinder(scroll, false);
                         break;
+                    case CarouselLeft:
+                        screenScrolledCarousel(scroll, true);
+                        break;
+                    case CarouselRight:
+                        screenScrolledCarousel(scroll, false);
+                        break;
                 }
                 mScrollTransformsDirty = false;
             }
@@ -2247,6 +2275,15 @@ public class Workspace extends PagedView
                 }
             }
 
+            // Carousel Effects
+            if (mTransitionEffect == TransitionEffect.CarouselLeft || mTransitionEffect == TransitionEffect.CarouselRight && stateIsNormal) {
+                if (i < mCurrentPage) {
+                    rotationY = 90.0f;
+                } else if (i > mCurrentPage) {
+                    rotationY = -90.0f;
+                }
+            }
+
             // Accordion Effect
             if (mTransitionEffect == TransitionEffect.Accordion) {
                 if (stateIsSpringLoaded) {