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一種Android 類似電影倒計時效果

 一種Android 類似電影倒計時效果 三聯

  1、Activity

  import java.util.Timer;

  import java.util.TimerTask;

  import android.annotation.SuppressLint;

  import android.app.Activity;

  import android.os.Bundle;

  import android.os.Handler;

  import android.os.Message;

  import android.view.View;

  import android.view.View.OnClickListener;

  import android.view.animation.Animation;

  import android.view.animation.RotateAnimation;

  import android.widget.Button;

  import android.widget.ImageView;

  import android.widget.TextView;

  public class Test extends Activity {

  private long mlCount = 50;

  private long mCount = 0;

  TextView tvTime;

  private Button startbuttondaoji;

  private Timer timer = null;

  private TimerTask task = null;

  private Handler handler = null;

  private Message msg = null;

  private ImageView min_progress, min_progress_hand;

  Animation rotateAnimation;

  float predegree = 0;

  boolean okclear = false;

  @SuppressLint("HandlerLeak")

  @Override

  public void onCreate(Bundle savedInstanceState) {

  super.onCreate(savedInstanceState);

  init();

  }

  private void init() {

  setContentView(R.layout.test);

  tvTime = (TextView) findViewById(R.id.duocitvTime);

  startbuttondaoji = (Button) findViewById(R.id.startbuttonduoci);

  min_progress = (ImageView) this.findViewById(R.id.duocimin_progress);

  min_progress_hand = (ImageView) this

  .findViewById(R.id.duocimin_progress_hand);

  tvTime.setText("4");

  SaveRun.setisjishi(false);

  handler = new Handler() {

  @Override

  public void handleMessage(Message msg) {

  switch (msg.what) {

  case 1:

  if(mlCount>1){

  mlCount--;

  mCount++;

  }else{

  break;

  }

  int totalSec = 0;

  totalSec = (int) (mlCount / 10);

  int sec = (totalSec % 60);

  try {

  rotateAnimation = new RotateAnimation(predegree,

  (float) (36 * mCount),

  Animation.RELATIVE_TO_SELF, 0.5f,

  Animation.RELATIVE_TO_SELF, 0.5f);

  rotateAnimation.setDuration(100);

  rotateAnimation.setFillAfter(false);

  min_progress_hand.startAnimation(rotateAnimation);

  min_progress.startAnimation(rotateAnimation);

  tvTime.setText(String.format("%1$2d",

  sec));

  predegree = (float) (36 * mCount);

  } catch (Exception e) {

  tvTime.setText( sec +"");

  e.printStackTrace();

  }

  break;

  default:

  break;

  }

  super.handleMessage(msg);

  }

  };

  }

  @Override

  protected void onStart() {

  star();

  super.onStart();

  }

  private void star() {

  startbuttondaoji.setOnClickListener(new OnClickListener() {

  @Override

  public void onClick(View arg0) {

  startbuttondaoji.setVisibility(View.GONE);

  if (null == timer) {

  if (null == task) {

  SaveRun.setisjishi(true);

  okclear = false;

  min_progress.setVisibility(View.VISIBLE);

  task = new TimerTask() {

  @Override

  public void run() {

  if (null == msg) {

  msg = new Message();

  } else {

  msg = Message.obtain();

  }

  msg.what = 1;

  handler.sendMessage(msg);

  }

  };

  }

  timer = new Timer(true);

  timer.schedule(task, 100, 100);

  }

  }

  });

  }

  View.OnClickListener startPauseListener = new View.OnClickListener() {

  @Override

  public void onClick(View v) {

  if (null == timer) {

  if (null == task) {

  SaveRun.setisjishi(true);

  okclear = false;

  min_progress.setVisibility(View.VISIBLE);

  task = new TimerTask() {

  @Override

  public void run() {

  if (null == msg) {

  msg = new Message();

  } else {

  msg = Message.obtain();

  }

  msg.what = 1;

  handler.sendMessage(msg);

  }

  };

  }

  timer = new Timer(true);

  timer.schedule(task, 100, 100);

  } else {

  try {

  SaveRun.setisjishi(false);

  okclear = true;

  task.cancel();

  task = null;

  timer.cancel();

  timer.purge();

  timer = null;

  handler.removeMessages(msg.what);

  } catch (Exception e) {

  e.printStackTrace();

  }

  }

  }

  };

  }

2、布局文件

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@android:color/background_dark" >

    <RelativeLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_above="@+id/buttonlinear" >

        <ImageView
            android:id="@+id/duocimin_dial"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:src="@drawable/iv_bg" />

        <ImageView
            android:id="@+id/duocimin_progress"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:src="@drawable/min_progress"
            android:visibility="invisible" />

        <ImageView
            android:id="@+id/duocimin_progress_hand"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:src="@drawable/min_progress_hand" />

        <TextView
            android:id="@+id/duocitvTime"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:text="00:00.0"
            android:textSize="35sp"
            android:textStyle="bold" />

        <LinearLayout
            android:id="@+id/duocihoursoflinear"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_above="@+id/duocitvTime"
            android:layout_centerHorizontal="true"
            android:gravity="center"
            android:orientation="horizontal"
            android:visibility="invisible" >

            
  
						
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