Use WeakReference for view .

HarlonWang · HarlonWang · commit e0f9d7ff7fab · 2016-03-22T15:44:38.000+08:00
diff --git a/README.md b/README.md
@@ -20,7 +20,7 @@ You can also find iOS version of this [here](https://github.com/ninjaprox/NVActi
 Add dependencies in build.gradle.
 ```groovy
     dependencies {
-       compile 'com.wang.avi:library:1.0.4'
+       compile 'com.wang.avi:library:1.0.5'
        compile 'com.nineoldandroids:library:2.4.0'
     }
 ```
diff --git a/library/build.gradle b/library/build.gradle
@@ -7,8 +7,8 @@ android {
     defaultConfig {
         minSdkVersion 9
         targetSdkVersion 23
-        versionCode 5
-        versionName "1.0.4"
+        versionCode 6
+        versionName "1.0.5"
     }
     buildTypes {
         release {
@@ -26,7 +26,7 @@ dependencies {
 
 ext {
     PUBLISH_GROUP_ID = 'com.wang.avi'
-    PUBLISH_VERSION = '1.0.4'
+    PUBLISH_VERSION = '1.0.5'
     PUBLISH_DES = 'Nice loading animations for Android'
     LIB_NAME = 'AVLoadingIndicatorView'
 
diff --git a/library/src/main/java/com/wang/avi/indicator/BaseIndicatorController.java b/library/src/main/java/com/wang/avi/indicator/BaseIndicatorController.java
@@ -2,12 +2,11 @@
 
 import android.graphics.Canvas;
 import android.graphics.Paint;
-import android.util.Log;
 import android.view.View;
 
 import com.nineoldandroids.animation.Animator;
 
-import java.util.ArrayList;
+import java.lang.ref.WeakReference;
 import java.util.List;
 
 /**
@@ -16,30 +15,32 @@
 public abstract class BaseIndicatorController {
 
 
-    private View mTarget;
+    private WeakReference<View> mTarget;
 
     private List<Animator> mAnimators;
 
 
     public void setTarget(View target){
-        this.mTarget=target;
+        this.mTarget=new WeakReference<>(target);
     }
 
     public View getTarget(){
-        return mTarget;
+        return mTarget!=null?mTarget.get():null;
     }
 
 
     public int getWidth(){
-        return mTarget.getWidth();
+        return getTarget()!=null?getTarget().getWidth():0;
     }
 
     public int getHeight(){
-        return mTarget.getHeight();
+        return getTarget()!=null?getTarget().getHeight():0;
     }
 
     public void postInvalidate(){
-        mTarget.postInvalidate();
+        if (getTarget()!=null){
+            getTarget().postInvalidate();
+        }
     }
 
     /**

Original file line number	Diff line number	Diff line change
`@@ -20,7 +20,7 @@ You can also find iOS version of this [here](https://github.com/ninjaprox/NVActi`
`20`	`20`	`Add dependencies in build.gradle.`
`21`	`21`	```groovy
`22`	`22`	`dependencies {`
`23`		`- compile 'com.wang.avi:library:1.0.4'`
	`23`	`+ compile 'com.wang.avi:library:1.0.5'`
`24`	`24`	`compile 'com.nineoldandroids:library:2.4.0'`
`25`	`25`	`}`
`26`	`26`	```