초시계 0.75배 느리게 할려면 어떻게 해야하나여
package com.example.stopwatchexam;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.SystemClock;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
public class StopWatchActivity extends Activity {
TextView myOutput;
TextView myRec;
Button myBtnStart;
Button myBtnRec;
final static double Init =0;
final static int Run =1;
final static int Pause =2;
int cur_Status = Init; //������ ���¸� �����Һ����� �ʱ�ȭ��.
int myCount=1;
long myBaseTime;
long myPauseTime;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_stop_watch);
myOutput = (TextView) findViewById(R.id.time_out);
myRec = (TextView) findViewById(R.id.record);
myBtnStart = (Button) findViewById(R.id.btn_start);
myBtnRec = (Button) findViewById(R.id.btn_rec);
}
@Override
protected void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
}
public void myOnClick(View v){
switch(v.getId()){
case R.id.btn_start: //���۹�ư�� Ŭ�������� ���� ���°��� ���� �ٸ� ������ �Ҽ��ְԲ� ����.
switch(cur_Status){
case Init:
myBaseTime = SystemClock.elapsedRealtime();
System.out.println(myBaseTime);
//myTimer�̶�� �ڵ鷯�� �� ������ ������ ȣ��
myTimer.sendEmptyMessage(0);
myBtnStart.setText("����"); //��ư�� ����"����"�� "����"���� ����
myBtnRec.setEnabled(true); //��Ϲ�ư Ȱ��
cur_Status = Run; //������¸� �����·� ����
break;
case Run:
myTimer.removeMessages(0); //�ڵ鷯 ���� ����
myPauseTime = SystemClock.elapsedRealtime();
myBtnStart.setText("����");
myBtnRec.setText("����");
cur_Status = Pause;
break;
case Pause:
long now = SystemClock.elapsedRealtime();
myTimer.sendEmptyMessage(0);
myBaseTime += (now- myPauseTime)*0.75;
myBtnStart.setText("����");
myBtnRec.setText("���");
cur_Status = Run;
break;
}
break;
case R.id.btn_rec:
switch(cur_Status){
case Run:
String str = myRec.getText().toString();
str += String.format("%d. %s\n",myCount,getTimeOut());
myRec.setText(str);
myCount ++; //ī��Ʈ ����
break;
case Pause:
//�ڵ鷯�� ����
myTimer.removeMessages(0);
myBtnStart.setText("����");
myBtnRec.setText("���");
myOutput.setText("00:00:00");
cur_Status = Init;
myCount = 1;
myRec.setText("");
myBtnRec.setEnabled(false);
break;
}
break;
}
}
Handler myTimer = new Handler(){
public void handleMessage(Message msg){
myOutput.setText(getTimeOut());
//sendEmptyMessage �� ����ִ� ������ Handler ���� �����ϴ°̴ϴ�.
myTimer.sendEmptyMessage(0);
}
};
//����ð��� ��� ���ؼ� ����ϴ� �ҵ�
String getTimeOut(){
long now = SystemClock.elapsedRealtime(); //���ø����̼��� ����ǰ��� ������ ����� �ð�(??)^^;
long outTime = now - myBaseTime;
String easy_outTime = String.format("%02d:%02d:%02d", outTime/1000 / 60, (outTime/1000)%60, (outTime%1000)/10);
return easy_outTime;
}
