Android Open Source - android-animation Main Activity

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License

The source code is released under:

MIT License

Java Source Code

package com.example.myanimation;
//from www  . java 2  s .c om
import android.R.integer;
import android.animation.Animator;
import android.animation.Animator.AnimatorListener;
import android.animation.AnimatorSet;
import android.animation.ArgbEvaluator;
import android.animation.LayoutTransition;
import android.animation.ObjectAnimator;
import android.animation.ValueAnimator;
import android.animation.ValueAnimator.AnimatorUpdateListener;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.animation.LinearInterpolator;
import android.widget.Button;
import android.widget.LinearLayout;

public class MainActivity extends Activity {
  // ??? (ApiDemos??)
    private static final int RED = 0xffFF8080;
    private static final int BLUE = 0xff8080FF;
    private static final int CYAN = 0xff80ffff;
    private static final int GREEN = 0xff80ff80;

    // ??????
  public void buttonMethod(View button){
    // ObjectAnimator?????????????
    ObjectAnimator colorAnim = ObjectAnimator.ofInt(button, "backgroundColor", RED, BLUE);
    colorAnim.setDuration(3000);
    colorAnim.setEvaluator(new ArgbEvaluator());
    colorAnim.setRepeatCount(ValueAnimator.INFINITE);
    colorAnim.setRepeatMode(ValueAnimator.REVERSE);
    colorAnim.start();
    
    // ObjectAnimator????????????????
    ObjectAnimator alphaAnim = ObjectAnimator.ofFloat(button, "alpha", 1f, 0.5f);
    alphaAnim.setDuration(3000);
    alphaAnim.setRepeatCount(ValueAnimator.INFINITE);
    alphaAnim.setRepeatMode(ValueAnimator.REVERSE);
    alphaAnim.start();

    // ObjectAnimator????????????????
    ObjectAnimator scaleAnimX = ObjectAnimator.ofFloat(button, "scaleX", 1f, 0.5f);
    scaleAnimX.setDuration(3000);
    scaleAnimX.setRepeatCount(ValueAnimator.INFINITE);
    scaleAnimX.setRepeatMode(ValueAnimator.REVERSE);
    scaleAnimX.start();
    ObjectAnimator scaleAnimY = ObjectAnimator.ofFloat(button, "scaleY", 1f, 0.5f);
    scaleAnimY.setDuration(3000);
    scaleAnimY.setRepeatCount(ValueAnimator.INFINITE);
    scaleAnimY.setRepeatMode(ValueAnimator.REVERSE);
    scaleAnimY.start();
    
    // ????
    final Button b = (Button)button;
    colorAnim.addListener(new AnimatorListener() {
      @Override
      public void onAnimationStart(Animator animation) {
        b.setText("START");
      }
      
      @Override
      public void onAnimationRepeat(Animator animation) {
        Integer i = (Integer)b.getTag();
        if(i == null){
          i = Integer.valueOf(0);
        }
        b.setText("REPEAT " + i);
        i++;
        b.setTag(i);
      }
      
      @Override
      public void onAnimationEnd(Animator animation) {
        b.setText("END");
      }
      
      @Override
      public void onAnimationCancel(Animator animation) {
        b.setText("CANCEL");
      }
    });
    colorAnim.addUpdateListener(new AnimatorUpdateListener() {
      @Override
      public void onAnimationUpdate(ValueAnimator animation) {
        // TODO Auto-generated method stub
      }
    });
  }
  
  public void buttonMethod2(View button){
    // ObjectAnimator?????????????
    ObjectAnimator colorAnim = ObjectAnimator.ofInt(button, "backgroundColor", RED, BLUE);
    colorAnim.setDuration(3000);
    colorAnim.setEvaluator(new ArgbEvaluator());
    colorAnim.setRepeatCount(ValueAnimator.INFINITE);
    colorAnim.setRepeatMode(ValueAnimator.REVERSE);
    colorAnim.start();
    
    // ObjectAnimator????????????????
    ObjectAnimator scaleAnimX = ObjectAnimator.ofFloat(button, "scaleX", 1f, 0.5f);
    scaleAnimX.setDuration(1500);
    ObjectAnimator scaleAnimY = ObjectAnimator.ofFloat(button, "scaleY", 1f, 0f);
    scaleAnimY.setDuration(1500);
    
    // ObjectAnimator????????????????
    ObjectAnimator alphaAnim = ObjectAnimator.ofFloat(button, "alpha", 1f, 0f);
    alphaAnim.setDuration(1500);

    // ????
    final Button b = (Button)button;
    scaleAnimX.addListener(new AnimatorListener() {
      @Override
      public void onAnimationStart(Animator animation) {
        b.setText("START");
      }
      
      @Override
      public void onAnimationRepeat(Animator animation) {
        b.setText("REPEAT");
      }
      
      @Override
      public void onAnimationEnd(Animator animation) {
        b.setText("END");
      }
      
      @Override
      public void onAnimationCancel(Animator animation) {
        b.setText("CANCEL");
      }
    });
    
    // ????
    AnimatorSet animSet = new AnimatorSet();
    animSet.play(alphaAnim).after(scaleAnimX);
    animSet.play(scaleAnimX);
    animSet.play(scaleAnimY).after(scaleAnimX);
    animSet.start();

  }
  
  public void buttonMethod3(View button){
    // ObjectAnimator????????????????
    ObjectAnimator scaleAnimX = ObjectAnimator.ofFloat(button, "scaleX", 1f, 0f, 1f);
    scaleAnimX.setDuration(500);
    scaleAnimX.start();
  }

  public void buttonMethod4(View button){
    // ObjectAnimator????????????????
    ObjectAnimator scaleAnimX = ObjectAnimator.ofFloat(button, "rotationX", 0f, 360f);
    scaleAnimX.setDuration(1000);
    scaleAnimX.setInterpolator(new LinearInterpolator());
    scaleAnimX.setRepeatCount(10);
    scaleAnimX.start();

    ObjectAnimator scaleAnimY = ObjectAnimator.ofFloat(button, "rotationY", 0f, 360f);
    scaleAnimY.setDuration(10000);
    scaleAnimY.setInterpolator(new LinearInterpolator());
    scaleAnimY.start();
  }
  
  LinearLayout mContainer;
  int mCount = 0;
  public void buttonMethod5(View button){
        Button newButton = new Button(this);
        newButton.setText(String.valueOf(mCount++));
        newButton.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
              mContainer.removeView(v);
            }
        });
        mContainer.addView(newButton, Math.min(1, mContainer.getChildCount()));
  }

  
  LayoutTransition mTransition;
  ObjectAnimator mAppearingAnim;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    
    // Container
    mContainer = (LinearLayout)findViewById(R.id.LinearLayout1);
    
    // LayoutTransition??????
    mTransition = new LayoutTransition();
    mContainer.setLayoutTransition(mTransition);
    
    // LayoutTransition??
    //mAppearingAnim = new ObjectAnimator();
    //mAppearingAnim.ofFloat(values);
    //mTransition.setAnimator(LayoutTransition.APPEARING, mAppearingAnim);
    
  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.main, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    // Handle action bar item clicks here. The action bar will
    // automatically handle clicks on the Home/Up button, so long
    // as you specify a parent activity in AndroidManifest.xml.
    int id = item.getItemId();
    if (id == R.id.action_settings) {
      return true;
    }
    return super.onOptionsItemSelected(item);
  }
}

Java Source Code List

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