我正在实现地图，并且使用了GitHub材质的动画开关，但是它显示了一些错误
我正在使用GitHub材质的动画开关，并尝试实现位置开关按钮。我已经在下面发布了XML文件，并且还记录了日志错误。它显示了材质动画开关不起作用。我的XML文件还在设计视图中显示未知片段的错误。
<?xml version="1.0" encoding="utf-8"?>
<fragment xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/map"
android:name="com.google.android.gms.maps.SupportMapFragment"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".OperatorLocation">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<LinearLayout
android:orientation="horizontal"
android:weightSum="10"
android:padding="16dp"
android:layout_width="match_parent"
android:layout_height="wrap_content">
<com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch
android:id="@+id/location_switch"
android:layout_width="0dp"
android:layout_weight="3"
android:layout_height="wrap_content"
app:icon_release="@drawable/ic_location_off"
app:icon_press="@drawable/ic_location_on"
app:base_release_color="@color/baseReleaseColor"
app:base_press_color="@color/basePressColor"
app:ball_release_color="@color/ballReleaseColor"
app:ball_press_color="@android:color/white"/>
</LinearLayout>
</RelativeLayout>
</fragment>
日志详细信息如下：
com.eg.demo.whereismyparking E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.eg.demo.whereismyparking, PID: 10594
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.eg.demo.whereismyparking/com.eg.demo.whereismyparking.OperatorLocation}: android.view.InflateException: Binary XML file line #22: Binary XML file line #22: Error inflating class com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2946)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3081)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1831)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:201)
at android.app.ActivityThread.main(ActivityThread.java:6806)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:547)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:873)
Caused by: android.view.InflateException: Binary XML file line #22: Binary XML file line #22: Error inflating class com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch
Caused by: android.view.InflateException: Binary XML file line #22: Error inflating class com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance0(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:343)
at android.view.LayoutInflater.createView(LayoutInflater.java:651)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:794)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:734)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:867)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:828)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:870)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:828)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:870)
at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:828)
at android.view.LayoutInflater.inflate(LayoutInflater.java:519)
at android.view.LayoutInflater.inflate(LayoutInflater.java:427)
at android.view.LayoutInflater.inflate(LayoutInflater.java:374)
at com.android.internal.policy.PhoneWindow.setContentView(PhoneWindow.java:420)
at android.app.Activity.setContentView(Activity.java:2836)
at com.eg.demo.whereismyparking.OperatorLocation.onCreate(OperatorLocation.java:74)
at android.app.Activity.performCreate(Activity.java:7224)
at android.app.Activity.performCreate(Activity.java:7213)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1272)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2926)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3081)
at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:78)
at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:108)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:68)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1831)
at android.os.Handler.dispatchMessage(Handler.java:106)
at android.os.Looper.loop(Looper.java:201)
at android.app.ActivityThread.main(ActivityThread.java:6806)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:547)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:873)
com.eg.demo.whereismyparking E/AndroidRuntime: Caused by:
java.lang.NullPointerException: Attempt to invoke virtual method 'int android.graphics.Bitmap.getWidth()' on a null object reference
at android.graphics.Bitmap.createScaledBitmap(Bitmap.java:734)
at com.github.glomadrian.materialanimatedswitch.painter.IconPainter.initBitmap(IconPainter.java:41)
at com.github.glomadrian.materialanimatedswitch.painter.IconPainter.init(IconPainter.java:36)
at com.github.glomadrian.materialanimatedswitch.painter.IconPainter.<init>(IconPainter.java:30)
at com.github.glomadrian.materialanimatedswitch.painter.IconPressPainter.<init>(IconPressPainter.java:30)
at com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch.initPainters(MaterialAnimatedSwitch.java:79)
at com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch.init(MaterialAnimatedSwitch.java:65)
at com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch.init(MaterialAnimatedSwitch.java:90)
at com.github.glomadrian.materialanimatedswitch.MaterialAnimatedSwitch.<init>(MaterialAnimatedSwitch.java:54)