public class MainActivity extends AppCompatActivity {
private TextView kuandu;
float curTranslationX;
float width;
float height;
private Button out;
private Button in;
private View view;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
kuandu = (TextView) findViewById(R.id.kuandu);
out = (Button) findViewById(R.id.out);
in = (Button) findViewById(R.id.in);
view = findViewById(R.id.view);
out.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
goOut();
}
});
in.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
goIn();
}
});
WindowManager manager = this.getWindowManager();
DisplayMetrics outMetrics = new DisplayMetrics();
manager.getDefaultDisplay().getMetrics(outMetrics);
width = outMetrics.widthPixels;
height = outMetrics.heightPixels;
kuandu.setText("宽度是：" +width+ ",高度是" + height);
}
private void goOut() {
curTranslationX = view.getTranslationX();
ObjectAnimator animator = ObjectAnimator.ofFloat(view, "translationX", curTranslationX, width);
animator.setDuration(1000);
animator.start();
}
private void goIn() {
curTranslationX = view.getTranslationX();
ObjectAnimator animator = ObjectAnimator.ofFloat(view, "translationX", curTranslationX, 0);
animator.setDuration(1000);
animator.start();
}
}
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context="com.example.laoyimou.imagetest.MainActivity">
<Button
android:id="@+id/out"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="out" />
<Button
android:id="@+id/in"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="in" />
<TextView
android:id="@+id/kuandu"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
<View
android:id="@+id/view"
android:layout_width="match_parent"
android:layout_height="80dp"
android:background="@color/colorPrimary" />
</LinearLayout>