| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.example.android.apis.view; |
| |
| // Need the following import to get access to the app resources, since this |
| // class is in a sub-package. |
| import com.example.android.apis.R; |
| |
| import android.app.Activity; |
| import android.os.Bundle; |
| import android.view.View; |
| import android.view.animation.AnimationUtils; |
| import android.view.animation.Animation; |
| import android.view.animation.TranslateAnimation; |
| import android.widget.AdapterView; |
| import android.widget.ArrayAdapter; |
| import android.widget.Spinner; |
| |
| public class Animation3 extends Activity implements AdapterView.OnItemSelectedListener { |
| private static final String[] INTERPOLATORS = { |
| "Accelerate", "Decelerate", "Accelerate/Decelerate", |
| "Anticipate", "Overshoot", "Anticipate/Overshoot", |
| "Bounce" |
| }; |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setContentView(R.layout.animation_3); |
| |
| Spinner s = (Spinner) findViewById(R.id.spinner); |
| ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, |
| android.R.layout.simple_spinner_item, INTERPOLATORS); |
| 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) { |
| final View target = findViewById(R.id.target); |
| final View targetParent = (View) target.getParent(); |
| |
| Animation a = new TranslateAnimation(0.0f, |
| targetParent.getWidth() - target.getWidth() - targetParent.getPaddingLeft() - |
| targetParent.getPaddingRight(), 0.0f, 0.0f); |
| a.setDuration(1000); |
| a.setStartOffset(300); |
| a.setRepeatMode(Animation.RESTART); |
| a.setRepeatCount(Animation.INFINITE); |
| |
| switch (position) { |
| case 0: |
| a.setInterpolator(AnimationUtils.loadInterpolator(this, |
| android.R.anim.accelerate_interpolator)); |
| break; |
| case 1: |
| a.setInterpolator(AnimationUtils.loadInterpolator(this, |
| android.R.anim.decelerate_interpolator)); |
| break; |
| case 2: |
| a.setInterpolator(AnimationUtils.loadInterpolator(this, |
| android.R.anim.accelerate_decelerate_interpolator)); |
| break; |
| case 3: |
| a.setInterpolator(AnimationUtils.loadInterpolator(this, |
| android.R.anim.anticipate_interpolator)); |
| break; |
| case 4: |
| a.setInterpolator(AnimationUtils.loadInterpolator(this, |
| android.R.anim.overshoot_interpolator)); |
| break; |
| case 5: |
| a.setInterpolator(AnimationUtils.loadInterpolator(this, |
| android.R.anim.anticipate_overshoot_interpolator)); |
| break; |
| case 6: |
| a.setInterpolator(AnimationUtils.loadInterpolator(this, |
| android.R.anim.bounce_interpolator)); |
| break; |
| } |
| |
| target.startAnimation(a); |
| } |
| |
| public void onNothingSelected(AdapterView<?> parent) { |
| } |
| } |