android字型閃爍動畫(執行緒)
阿新 • • 發佈:2019-01-11
android字型閃爍動畫,使用執行緒和Timer實現
public class ActivityMain extends Activity { public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); spark(); } private int clo = 0; public void spark() { final TextView touchScreen = (TextView) findViewById(R.id.TextView01);// 獲取頁面textview物件 Timer timer = new Timer(); TimerTask taskcc = new TimerTask(){ public void run() { runOnUiThread(new Runnable() { public void run() { if (clo == 0) { clo = 1; touchScreen.setTextColor(Color.TRANSPARENT); // 透明 } else { if (clo == 1) { clo = 2; touchScreen.setTextColor(Color.RED); } else { clo = 0; touchScreen.setTextColor(Color.GREEN); } } } }); } }; timer.schedule(taskcc, 1, 300); // 引數分別是delay(多長時間後執行),duration(執行間隔) } }