From af4d2845384c020f02511fc3a4f27af546eec64e Mon Sep 17 00:00:00 2001
From: Chanson <84365252@qq.com>
Date: Thu, 19 Apr 2018 21:37:23 +0800
Subject: [PATCH] [bugfix] new TransitionDrawable point to old drawable array,
 which cause memory leak

---
 .../at/favre/lib/dali/builder/blur/BlurBuilder.java   | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/dali/src/main/java/at/favre/lib/dali/builder/blur/BlurBuilder.java b/dali/src/main/java/at/favre/lib/dali/builder/blur/BlurBuilder.java
index b567f00..46e0390 100644
--- a/dali/src/main/java/at/favre/lib/dali/builder/blur/BlurBuilder.java
+++ b/dali/src/main/java/at/favre/lib/dali/builder/blur/BlurBuilder.java
@@ -8,6 +8,7 @@
 import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.ColorDrawable;
 import android.graphics.drawable.Drawable;
+import android.graphics.drawable.LayerDrawable;
 import android.graphics.drawable.TransitionDrawable;
 import android.os.Build;
 import android.os.Handler;
@@ -287,8 +288,14 @@ public void run() {
                             if (data.alphaFadeIn) {
                                 //use what is currently in the imageview to fade
                                 Drawable placeholder;
-                                if (imageView.getDrawable() != null) {
-                                    placeholder = imageView.getDrawable();
+                                Drawable oldDrawable = imageView.getDrawable();
+                                if (oldDrawable != null) {
+                                    if (oldDrawable instanceof LayerDrawable) {
+                                        LayerDrawable oldLayerDrawable = (LayerDrawable) oldDrawable;
+                                        placeholder = oldLayerDrawable.getDrawable(0);
+                                    } else {
+                                        placeholder = imageView.getDrawable();
+                                    }
                                 } else {
                                     placeholder = new ColorDrawable(Color.parseColor("#00FFFFFF"));
                                 }