From affd7b4d23cecb4ed74133dd8bd9a5ede099c562 Mon Sep 17 00:00:00 2001
From: Winson Chung <winsonc@google.com>
Date: Fri, 20 Aug 2010 15:11:56 -0700
Subject: [PATCH] Fixing alpha issue on AllApps.

Change-Id: Ifbd81b3e8009cff963bb03bd953e498f8677cc38
---
 src/com/android/launcher2/BubbleTextView.java |  6 ++++
 src/com/android/launcher2/PagedView.java      |  3 +-
 .../launcher2/PagedViewCellLayout.java        |  4 +--
 src/com/android/launcher2/PagedViewIcon.java  | 28 ++++---------------
 4 files changed, 15 insertions(+), 26 deletions(-)

diff --git a/src/com/android/launcher2/BubbleTextView.java b/src/com/android/launcher2/BubbleTextView.java
index 4a56e1bb0d..076f574ded 100644
--- a/src/com/android/launcher2/BubbleTextView.java
+++ b/src/com/android/launcher2/BubbleTextView.java
@@ -144,4 +144,10 @@ public class BubbleTextView extends TextView {
         super.onDetachedFromWindow();
         mBackground.setCallback(null);
     }
+
+    @Override
+    protected boolean onSetAlpha(int alpha) {
+        mPaint.setAlpha(alpha);
+        return super.onSetAlpha(alpha);
+    }
 }
diff --git a/src/com/android/launcher2/PagedView.java b/src/com/android/launcher2/PagedView.java
index 03a4d0c03b..16116ceafb 100644
--- a/src/com/android/launcher2/PagedView.java
+++ b/src/com/android/launcher2/PagedView.java
@@ -271,8 +271,9 @@ public abstract class PagedView extends ViewGroup {
                     dimAlpha = Math.max(0.0f, Math.min(1.0f, (dimAlpha * dimAlpha)));
                     alpha = 1.0f - dimAlpha;
                 }
-                if (Float.compare(alpha, layout.getAlpha()) != 0)
+                if (Float.compare(alpha, layout.getAlpha()) != 0) {
                     layout.setAlpha(alpha);
+                }
             }
         }
         super.dispatchDraw(canvas);
diff --git a/src/com/android/launcher2/PagedViewCellLayout.java b/src/com/android/launcher2/PagedViewCellLayout.java
index 24139966a2..219a362047 100644
--- a/src/com/android/launcher2/PagedViewCellLayout.java
+++ b/src/com/android/launcher2/PagedViewCellLayout.java
@@ -75,9 +75,9 @@ public class PagedViewCellLayout extends ViewGroup {
 
     @Override
     public void setAlpha(float alpha) {
-        super.setAlpha(alpha);
-        setChildrenAlpha(alpha);
         mHolographicAlpha = 1.0f - alpha;
+        setChildrenAlpha(alpha);
+        super.setAlpha(alpha);
     }
 
     @Override
diff --git a/src/com/android/launcher2/PagedViewIcon.java b/src/com/android/launcher2/PagedViewIcon.java
index ea5e6d7010..01f36dcc52 100644
--- a/src/com/android/launcher2/PagedViewIcon.java
+++ b/src/com/android/launcher2/PagedViewIcon.java
@@ -170,17 +170,9 @@ public class PagedViewIcon extends TextView implements Checkable {
     @Override
     public void setAlpha(float alpha) {
         final float viewAlpha = sHolographicOutlineHelper.viewAlphaInterpolator(alpha);
-        mAlpha = (int) (viewAlpha * 255);
         final float holographicAlpha = sHolographicOutlineHelper.highlightAlphaInterpolator(alpha);
+        mAlpha = (int) (viewAlpha * 255);
         mHolographicAlpha = (int) (holographicAlpha * 255);
-
-        // WORKAROUND: until TextView handles canvas shadow layer alpha itself
-        int sRed = Color.red(mShadowColor);
-        int sGreen = Color.green(mShadowColor);
-        int sBlue = Color.blue(mShadowColor);
-        super.setShadowLayer(mShadowRadius, mShadowDx, mShadowDy, Color.argb(mAlpha, sRed, sGreen,
-                sBlue));
-
         super.setAlpha(viewAlpha);
     }
 
@@ -227,27 +219,17 @@ public class PagedViewIcon extends TextView implements Checkable {
         }
     }
 
-    // WORKAROUND: until TextView handles canvas shadow layer alpha itself
-    float mShadowRadius, mShadowDx, mShadowDy;
-    int mShadowColor;
-    @Override
-    public void setShadowLayer(float radius, float dx, float dy, int color) {
-        mShadowRadius = radius;
-        mShadowDx = dx;
-        mShadowDy = dy;
-        mShadowColor = color;
-        super.setShadowLayer(radius, dx, dy, color);
-    }
-
     @Override
     protected void onDraw(Canvas canvas) {
+        // draw the view itself
         if (mIsHolographicUpdatePass) {
             // only clip to the text view (restore its alpha so that we get a proper outline)
             canvas.save();
             canvas.clipRect(mDrawableClipRect, Op.REPLACE);
-            super.onSetAlpha(255);
+            final float alpha = getAlpha();
+            super.setAlpha(1.0f);
             super.onDraw(canvas);
-            super.onSetAlpha(mAlpha);
+            super.setAlpha(alpha);
             canvas.restore();
         } else {
             if (mAlpha > 0) {