[2017-8-02]Android Learning Day9
阿新 • • 發佈:2017-08-02
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Layout動畫效果
為布局添加簡單的動畫效果
public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(activity_main); //設置一個動畫效果 ScaleAnimation sa = new ScaleAnimation(0,1,0,1, Animation.RELATIVE_TO_SELF,0.5f,Animation.RELATIVE_TO_SELF,0.5f); sa.setDuration(1000); //設置一個布局動畫控制器,配置動畫,和延遲(delay) //延遲是指布局中的子項目在上一個完成f%後再加載,相當於依次進行 LayoutAnimationController lac = new LayoutAnimationController(sa, 0.2f); //通過id找到布局,並設置布局動畫控制器 ((LinearLayout) findViewById(R.id.layout)).setLayoutAnimation(lac); } }
[2017-8-02]Android Learning Day9