启动页学习

来源：互联网发布：2012服务器端口怎么开编辑：程序博客网时间：2024/05/16 05:47

package ui;import android.app.Activity;import android.content.Intent;import android.os.Bundle;import android.view.MotionEvent;import android.view.Window;import android.view.animation.AlphaAnimation;import android.view.animation.Animation;import android.view.animation.Animation.AnimationListener;import android.view.animation.AnimationSet;import android.view.animation.RotateAnimation;import android.view.animation.ScaleAnimation;import android.widget.LinearLayout;import android.widget.Toast;import com.example.play.R;/** * 启动页 *  * @author Administrator *  */public class Splash extends Activity {private LinearLayout ll;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);requestWindowFeature(Window.FEATURE_NO_TITLE);setContentView(R.layout.activity_splash);init();// 设置动画setAnimation();}private void setAnimation() {AnimationSet set = new AnimationSet(false);/** * 平移动画 */// TranslateAnimation ta=new TranslateAnimation(fromXDelta, toXDelta,// fromYDelta, toYDelta)/** * 旋转动画 */RotateAnimation rt = new RotateAnimation(0, 360,Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF,0.5f);rt.setDuration(2000);rt.setFillAfter(true);/** * 透明度的变化 */AlphaAnimation ap = new AlphaAnimation(0.2f, 1);ap.setDuration(3000);ap.setFillAfter(true);/** * 缩放动画 */ScaleAnimation sc = new ScaleAnimation(0, 1, 0, 1,Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF,0.5f);sc.setDuration(3000);ap.setFillAfter(true);set.addAnimation(ap);set.addAnimation(rt);set.addAnimation(sc);set.setAnimationListener(new AnimationListener() {@Overridepublic void onAnimationStart(Animation arg0) {}@Overridepublic void onAnimationRepeat(Animation arg0) {}@Overridepublic void onAnimationEnd(Animation arg0) {startActivity(new Intent().setClass(Splash.this, Welcome.class));}});ll.startAnimation(set);}/** * 下面的没用 只是写着完的 */@Overridepublic boolean onTouchEvent(MotionEvent event) {// Log.e("ssssssssssssssssss", event);if (event.getAction() == MotionEvent.ACTION_DOWN) {Toast.makeText(Splash.this, "用户向下移动了", 0).show();}if (event.getAction() == MotionEvent.ACTION_CANCEL) {Toast.makeText(Splash.this, MotionEvent.ACTION_CANCEL + "", 0).show();}if (event.getAction() == MotionEvent.ACTION_MOVE) {Toast.makeText(Splash.this, MotionEvent.ACTION_MOVE + "", 0).show();}return false;}private void init() {ll = (LinearLayout) findViewById(R.id.ll);}}

xml文件<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:id="@+id/ll"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:background="@drawable/dierzhang"    android:orientation="horizontal" ></LinearLayout>

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