Start the animation the reveals the destination Activity - Android Animation

Android examples for Animation:Animation Creation

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  4. Animation Creation

Description

Start the animation the reveals the destination Activity

Demo Code


//package com.java2s;
import android.animation.Animator;
import android.animation.AnimatorSet;
import android.animation.ObjectAnimator;
import android.animation.TimeInterpolator;

import android.app.Activity;

import android.graphics.Bitmap;

import android.os.Handler;

import android.view.View;

import android.view.animation.DecelerateInterpolator;
import android.widget.ImageView;

public class Main {
    public static Bitmap mBitmap = null;
    private static ImageView mTopImage;
    private static ImageView mBottomImage;
    private static AnimatorSet mSetAnim;

    public static void animate(final Activity destActivity,
            final int duration, final TimeInterpolator interpolator) {

        new Handler().post(new Runnable() {

            @Override//w  ww  . j  av a2s.  co m
            public void run() {
                mSetAnim = new AnimatorSet();
                mTopImage.setLayerType(View.LAYER_TYPE_HARDWARE, null);
                mBottomImage.setLayerType(View.LAYER_TYPE_HARDWARE, null);
                mSetAnim.addListener(new Animator.AnimatorListener() {
                    @Override
                    public void onAnimationStart(Animator animation) {
                    }

                    @Override
                    public void onAnimationEnd(Animator animation) {
                        clean(destActivity);
                    }

                    @Override
                    public void onAnimationCancel(Animator animation) {
                        clean(destActivity);
                    }

                    @Override
                    public void onAnimationRepeat(Animator animation) {

                    }
                });

                // Animating the 2 parts away from each other
                Animator anim1 = ObjectAnimator.ofFloat(mTopImage,
                        "translationY", mTopImage.getHeight() * -1);
                Animator anim2 = ObjectAnimator.ofFloat(mBottomImage,
                        "translationY", mBottomImage.getHeight());

                if (interpolator != null) {
                    anim1.setInterpolator(interpolator);
                    anim2.setInterpolator(interpolator);
                }

                mSetAnim.setDuration(duration);
                mSetAnim.playTogether(anim1, anim2);
                mSetAnim.start();
            }
        });
    }

    public static void animate(final Activity destActivity,
            final int duration) {
        animate(destActivity, duration, new DecelerateInterpolator());
    }

    private static void clean(Activity activity) {
        if (mTopImage != null) {
            mTopImage.setLayerType(View.LAYER_TYPE_NONE, null);
            try {
                // If we use the regular removeView() we'll get a small UI glitch
                activity.getWindowManager().removeViewImmediate(
                        mBottomImage);
            } catch (Exception ignored) {
            }
        }
        if (mBottomImage != null) {
            mBottomImage.setLayerType(View.LAYER_TYPE_NONE, null);
            try {
                activity.getWindowManager().removeViewImmediate(mTopImage);
            } catch (Exception ignored) {
            }
        }

        mBitmap = null;
    }
}

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