[Animation2.java]
import android.view.animation.AnimationUtils;
import android.widget.ViewFlipper;
public class Animation2 extends Activity implements
AdapterView.OnItemSelectedListener {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.animation_2);
mFlipper = ((ViewFlipper) this.findViewById(R.id.flipper));
mFlipper.startFlipping();
Spinner s = (Spinner) findViewById(R.id.spinner);
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this,
android.R.layout.simple_spinner_item, mStrings);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
s.setAdapter(adapter);
s.setOnItemSelectedListener(this);
}
public void onItemSelected(AdapterView parent, View v, int position, long id) {
switch (position) {
case 0:
mFlipper.setInAnimation(AnimationUtils.loadAnimation(this,
R.anim.push_up_in));
mFlipper.setOutAnimation(AnimationUtils.loadAnimation(this,
R.anim.push_up_out));
break;
case 1:
mFlipper.setInAnimation(AnimationUtils.loadAnimation(this,
R.anim.push_left_in));
mFlipper.setOutAnimation(AnimationUtils.loadAnimation(this,
R.anim.push_left_out));
break;
case 2:
mFlipper.setInAnimation(AnimationUtils.loadAnimation(this,
android.R.anim.fade_in));
mFlipper.setOutAnimation(AnimationUtils.loadAnimation(this,
android.R.anim.fade_out));
break;
default:
mFlipper.setInAnimation(AnimationUtils.loadAnimation(this,
R.anim.hyperspace_in));
mFlipper.setOutAnimation(AnimationUtils.loadAnimation(this,
R.anim.hyperspace_out));
break;
}
}
public void onNothingSelected(AdapterView parent) {
}
private String[] mStrings = {
"Push up", "Push left", "Cross fade", "Hyperspace"};
private ViewFlipper mFlipper;
}
[animation_2.xml]
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:padding="10dip"
android:layout_width="fill_parent"
android:layout_height="wrap_content">
<ViewFlipper android:id="@+id/flipper"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:flipInterval="2000"
android:layout_marginBottom="20dip" >
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:textSize="26sp"
android:text="@string/animation_2_text_1"/>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:textSize="26sp"
android:text="@string/animation_2_text_2"/>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:textSize="26sp"
android:text="@string/animation_2_text_3"/>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:textSize="26sp"
android:text="@string/animation_2_text_4"/>
</ViewFlipper>
<TextView
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="5dip"
android:text="@string/animation_2_instructions"
/>
<Spinner android:id="@+id/spinner"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
/>
</LinearLayout>
[push_up_in.xml]
<translate android:fromYDelta="100%p" android:toYDelta="0" android:duration="300"/>
<alpha android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="300" />
</set>
[push_up_out.xml]
<translate android:fromYDelta="0" android:toYDelta="-100%p" android:duration="300"/>
<alpha android:fromAlpha="1.0" android:toAlpha="0.0" android:duration="300" />
</set>
[push_left_in.xml]
<translate android:fromXDelta="100%p" android:toXDelta="0" android:duration="300"/>
<alpha android:fromAlpha="0.0" android:toAlpha="1.0" android:duration="300" />
</set>
[push_left_out.xml]
<translate android:fromXDelta="0" android:toXDelta="-100%p" android:duration="300"/>
<alpha android:fromAlpha="1.0" android:toAlpha="0.0" android:duration="300" />
</set>
[hyperspace_in.xml]
[hyperspace_out.xml]
<set xmlns:android="http://schemas.android.com/apk/res/android" android:shareInterpolator="false">
<scale
android:interpolator="@android:anim/accelerate_decelerate_interpolator"
android:fromXScale="1.0"
android:toXScale="1.4"
android:fromYScale="1.0"
android:toYScale="0.6"
android:pivotX="50%"
android:pivotY="50%"
android:fillAfter="false"
android:duration="700" />
<set
android:interpolator="@android:anim/accelerate_interpolator"
android:startOffset="700">
<scale
android:fromXScale="1.4"
android:toXScale="0.0"
android:fromYScale="0.6"
android:toYScale="0.0"
android:pivotX="50%"
android:pivotY="50%"
android:duration="400" />
<rotate
android:fromDegrees="0"
android:toDegrees="-45"
android:toYScale="0.0"
android:pivotX="50%"
android:pivotY="50%"
android:duration="400" />
</set>
</set>
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