I'm trying to do an animation like youtube Play/Pause with svgs paths and animated vector.
Strings.xml
<resources>
<string name="app_name">AnimatedSvgTest</string>
<string name="svg_triangle">
M0,0 L0,24 12,12 0,0
</string>
<string name="svg_pause">
M0,0 L0,24 M12,0 L12,24
</string>
</resources>
anim/path_morph.xml
:
<set xmlns:android="http://schemas.android.com/apk/res/android">
<objectAnimator
android:duration="4000"
android:propertyName="pathData"
android:valueFrom="@string/svg_triangle"
android:valueTo="@string/svg_pause"
android:valueType="pathType" />
</set>
drawable/avd.xml
<animated-vector xmlns:android="http://schemas.android.com/apk/res/android"
android:drawable="@drawable/ic_play_arrow_24dp">
<target
android:name="play"
android:animation="@anim/path_morph" />
</animated-vector>
drawable/ic_pause_arrow.xml
:
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="24dp"
android:height="24dp"
android:viewportHeight="24.0"
android:viewportWidth="24.0">
<path
android:pathData="@string/svg_pause"
android:strokeColor="#000"
android:strokeWidth="1.0" />
</vector>
drawable/ic_play_arrow.xml
:
<vector xmlns:android="http://schemas.android.com/apk/res/android"
android:width="100dp"
android:height="100dp"
android:viewportHeight="100.0"
android:viewportWidth="100.0">
<path
android:fillColor="#FF000000"
android:pathData="@string/svg_triangle" />
</vector>
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
tools:context=".MainActivity">
<ImageButton
android:id="@+id/button"
style="@style/Widget.AppCompat.Button.Borderless"
android:layout_width="100dp"
android:layout_height="100dp"
android:layout_centerInParent="true"
android:src="@drawable/avd" />
</RelativeLayout>
MainActivity.java
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
final ImageButton button = (ImageButton) findViewById(R.id.button);
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Animatable animatable = (Animatable) button.getDrawable();
animatable.start();
}
});
}
}
But I still get Caused by: android.view.InflateException: Binary XML file line #2 Can't morph from
crash :/