Android Open Source - animsample Main Activity

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License

The source code is released under:

Apache License

Java Source Code

package com.animsample;
/*from  w  w w  . j ava 2 s .  c o m*/
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.animation.ValueAnimator;
import android.annotation.TargetApi;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Build;
import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;

/**
 * Demo, play the Property Animations.
 */
public class MainActivity extends ActionBarActivity {

  public static final int LAYOUT = R.layout.activity_main;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(LAYOUT);
  }

  @Override
  protected void onResume() {
    super.onResume();
    if (android.os.Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
      new AlertDialog.Builder(this).setMessage("Only pre 3.0 demo show available.").setCancelable(false)
          .setPositiveButton("Ok", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
              Intent intent = new Intent(MainActivity.this, PreHCActivity.class);
              intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP);
              startActivity(intent);
            }
          }).setNegativeButton("Exit", new DialogInterface.OnClickListener() {
        @Override
        public void onClick(DialogInterface dialog, int which) {
          finish();
        }
      }).create().show();
    }
  }

  @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) {
    Intent intent;
    switch (item.getItemId()) {
    case R.id.menu_pre_hc:
      intent = new Intent(this, PreHCActivity.class);
      intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP);
      startActivity(intent);
      break;
    case R.id.menu_view_property_demo:
      intent = new Intent(this, MainViewPropertyAnimActivity.class);
      intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP);
      startActivity(intent);
      break;
    case R.id.menu_pre_hc_view_property_demo:
      intent = new Intent(this, PreHCViewPropertyAnimActivity.class);
      intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP);
      startActivity(intent);
      break;
    }
    return super.onOptionsItemSelected(item);
  }

  /**
   * Rotate {@code v}.
   *
   * @param v
   *     {@link android.view.View} to rotate.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void rotateMe(final View v) {
    ObjectAnimator objectAnimator = ObjectAnimator.ofFloat(v, "rotation", 0, Utils.getValueF(this,
        R.id.rotate_me_angle_et, 360f));
    objectAnimator.setRepeatCount(Utils.getValue(this, R.id.rotate_me_repeat_et, 2));
    objectAnimator.addListener(new AnimatorListenerAdapter() {
      @Override
      public void onAnimationStart(Animator animation) {
        super.onAnimationStart(animation);
        v.setEnabled(false);
      }

      @Override
      public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
        v.setEnabled(true);
      }
    });
    objectAnimator.start();
  }

  /**
   * Rotate {@code v}.
   *
   * @param v
   *     {@link android.view.View} to rotate.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void rotateXMe(final View v) {
    ObjectAnimator objectAnimator = ObjectAnimator.ofFloat(v, "rotationX", 0, Utils.getValueF(this,
        R.id.rotate_me_angle_et, 360f));
    objectAnimator.setRepeatCount(Utils.getValue(this, R.id.rotate_me_repeat_et, 2));
    objectAnimator.addListener(new AnimatorListenerAdapter() {
      @Override
      public void onAnimationStart(Animator animation) {
        super.onAnimationStart(animation);
        v.setEnabled(false);
      }

      @Override
      public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
        v.setEnabled(true);
      }
    });
    objectAnimator.start();
  }

  /**
   * Rotate {@code v}.
   *
   * @param v
   *     {@link android.view.View} to rotate.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void rotateYMe(final View v) {
    ObjectAnimator objectAnimator = ObjectAnimator.ofFloat(v, "rotationY", 0, Utils.getValueF(this,
        R.id.rotate_me_angle_et, 360f));
    objectAnimator.setRepeatCount(Utils.getValue(this, R.id.rotate_me_repeat_et, 2));
    objectAnimator.addListener(new AnimatorListenerAdapter() {
      @Override
      public void onAnimationStart(Animator animation) {
        super.onAnimationStart(animation);
        v.setEnabled(false);
      }

      @Override
      public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
        v.setEnabled(true);
      }
    });
    objectAnimator.start();
  }


  /**
   * Change translation of {@code v}.
   *
   * @param v
   *     {@link android.view.View} to change.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void changeTranslation(final View v) {
    float initTranX = v.getTranslationX();
    float initTranY = v.getTranslationY();
    AnimatorSet animatorSet = new AnimatorSet();
    animatorSet.playSequentially(ObjectAnimator.ofFloat(v, "translationX", Utils.getValueF(this,
            R.id.translation_start_et, 0f), Utils.getValueF(this, R.id.translation_value_et, 500f),
        initTranX).setDuration(2000), ObjectAnimator.ofFloat(v, "translationY", Utils.getValueF(this,
            R.id.translation_start_et, 0f), Utils.getValueF(this, R.id.translation_value_et, 500f),
        initTranY).setDuration(2000));
    animatorSet.addListener(new AnimatorListenerAdapter() {
      @Override
      public void onAnimationStart(Animator animation) {
        super.onAnimationStart(animation);
        v.setEnabled(false);
      }

      @Override
      public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
        v.setEnabled(true);
      }
    });
    animatorSet.start();
  }

  /**
   * Scale {@code v} on x-axis.
   *
   * @param v
   *     {@link android.view.View} to scale.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void scaleXme(View v) {
    float initX = v.getScaleX();
    ObjectAnimator.ofFloat(v, "scaleX", Utils.getValueF(this, R.id.scale_start_et, 0f), Utils.getValueF(this,
        R.id.scale_value_et, 5f), initX).setDuration(2000).start();
  }

  /**
   * Scale {@code v} on y-axis.
   *
   * @param v
   *     {@link android.view.View} to scale.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void scaleYme(View v) {
    float initY = v.getScaleY();
    ObjectAnimator.ofFloat(v, "scaleY", Utils.getValueF(this, R.id.scale_start_et, 0f), Utils.getValueF(this,
        R.id.scale_value_et, 5f), initY).setDuration(2000).start();
  }

  /**
   * Scale {@code v} on x-y-axis.
   *
   * @param v
   *     {@link android.view.View} to scale.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void scaleMe(final View v) {
    float initX = v.getScaleX();
    float initY = v.getScaleY();
    AnimatorSet animatorSet = new AnimatorSet();
    animatorSet.playTogether(ObjectAnimator.ofFloat(v, "scaleX", Utils.getValueF(this, R.id.scale_start_et, 0f),
            Utils.getValueF(this, R.id.scale_value_et, 5f), initX).setDuration(2000),
        ObjectAnimator.ofFloat(v, "scaleY", Utils.getValueF(this, R.id.scale_start_et, 0f), Utils.getValueF(
            this, R.id.scale_value_et, 5f), initY).setDuration(2000));
    animatorSet.addListener(new AnimatorListenerAdapter() {
      @Override
      public void onAnimationStart(Animator animation) {
        super.onAnimationStart(animation);
        v.setEnabled(false);
      }

      @Override
      public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
        v.setEnabled(true);
      }
    });
    animatorSet.start();
  }

  /**
   * Simulate click and zoom to remove. It is only a scale-animation.
   *
   * @param v
   *     {@link android.view.View} to remove.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void clickToRemove(final View v) {
    float initX = v.getScaleX();
    float initY = v.getScaleY();
    AnimatorSet animatorSet = new AnimatorSet();
    animatorSet.playTogether(ObjectAnimator.ofFloat(v, "scaleX", initX, 0).setDuration(500), ObjectAnimator.ofFloat(
        v, "scaleY", initY, 0).setDuration(500));
    animatorSet.addListener(new AnimatorListenerAdapter() {
      @Override
      public void onAnimationStart(Animator animation) {
        super.onAnimationStart(animation);
        v.setEnabled(false);
      }

      @Override
      public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
        v.setEnabled(true);
        v.setVisibility(View.GONE);
      }
    });
    animatorSet.start();
  }

  /**
   * Play aplha(transparency) on {@code v}. 1 no transparent?0 full transparent.
   *
   * @param v
   *     {@link android.view.View} to be transparent.
   */
  @TargetApi(Build.VERSION_CODES.HONEYCOMB)
  public void playAplha(final View v) {
    float initAplha = v.getAlpha();
    ObjectAnimator a = ObjectAnimator.ofFloat(v, Utils.ALPHA, initAplha, Utils.getValueF(this, R.id.aplha_value_et,
        0f), 0, initAplha).setDuration(2000);
    a.setRepeatCount(ValueAnimator.INFINITE);
    a.addListener(new AnimatorListenerAdapter() {
      @Override
      public void onAnimationStart(Animator animation) {
        super.onAnimationStart(animation);
        v.setEnabled(false);
      }

      @Override
      public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
        v.setEnabled(true);
      }
    });
    a.start();
  }
}

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