Android Open Source - MVC Digit

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License

The source code is released under:

Apache License

Java Source Code

package com.musselwhizzle.mvc.widgets;
/*from   w w w  . ja v  a2  s  . co  m*/
import android.content.Context;
import android.os.Handler;
import android.util.AttributeSet;
import android.view.animation.Animation;
import android.view.animation.Animation.AnimationListener;
import android.view.animation.TranslateAnimation;
import android.widget.RelativeLayout;
import android.widget.TextView;

public class Digit extends RelativeLayout {

    private String currentTxt;
    private Animation inAnim;
    private TextView currentTextView;
    private Handler handler;

    private DigitObjectPool pool;
    public void setPool(DigitObjectPool pool) {
        this.pool = pool;
    }

    public Digit(Context context) {
        this(context, null);
    }

    public Digit(Context context, AttributeSet attrs) {
        super(context, attrs);
        handler = new Handler();
        inAnim = new TranslateAnimation(
                Animation.RELATIVE_TO_SELF, 0.0f, Animation.RELATIVE_TO_SELF, 0.0f,
                Animation.RELATIVE_TO_SELF, -1.0f, Animation.RELATIVE_TO_SELF, 0.0f
                );
        inAnim.setDuration(100);
    }

    private class OutAnimListener implements AnimationListener {
        private TextView target;
        private OutAnimListener(TextView target) {
            this.target = target;
        }

        @Override
        public void onAnimationStart(Animation animation) {
        }

        @Override
        public void onAnimationEnd(final Animation animation) {
            handler.post(new Runnable() {
                @Override
                public void run() {
                    removeView(target);
                    pool.recycle(target);
                    pool.recycle(animation);
                }
            });
        }

        @Override
        public void onAnimationRepeat(Animation animation) {
        }

    }

    private Animation getOutAnimation(TextView target) {
        Animation outAni = pool.getOutAnimation();
        outAni.setAnimationListener(new OutAnimListener(target));
        return outAni;
        // NOT PRODUCTION CODE!!!!!
        // you should use an object pool for this
//    Animation outAni = new TranslateAnimation(
//            Animation.RELATIVE_TO_SELF, 0.0f, Animation.RELATIVE_TO_SELF, 0.0f,
//            Animation.RELATIVE_TO_SELF, 0.0f, Animation.RELATIVE_TO_SELF, 1.0f
//        );
//        outAni.setDuration(100);
//        outAni.setFillEnabled(true);
//        outAni.setFillAfter(true);
//        outAni.setAnimationListener(new OutAnimListener(target));
//        return outAni;
    }

    public void showTime(int digit) {
        showTime(Integer.toString(digit));
    }

    public void showTime(String digit) {
        if (digit.equals(currentTxt)) return;
        currentTxt = digit;
        if (currentTextView != null) {
            currentTextView.startAnimation(getOutAnimation(currentTextView));
        }
        currentTextView = getTextView();
        currentTextView.setText(digit);
        currentTextView.startAnimation(inAnim);
        addView(currentTextView);
    }

    private TextView getTextView() {
        return pool.getTextView();
    }
}

Java Source Code List

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