一个旋转菜单

来源：互联网发布：蚁群算法应用编辑：程序博客网时间：2024/05/17 01:45

如图所示:
这里写图片描述

按下菜单键打开打开或者关闭原形菜单盘,旋转开启或者旋转关闭
按下某些按钮打开二级,三级或者关闭二级,三级菜单,旋转开启或者旋转关闭

案例:
这里写图片描述

AnimUtil.java

package com.heima52.youkumenu;import android.view.animation.Animation;import android.view.animation.Animation.AnimationListener;import android.view.animation.RotateAnimation;import android.widget.RelativeLayout;public class AnimUtil {    public static int animCount = 0;//记录当前执行的动画数量    public static void closeMenu(RelativeLayout rl,int startOffset){        for (int i = 0; i < rl.getChildCount(); i++) {            rl.getChildAt(i).setEnabled(false);        }        //pivotXValue: 0-1        RotateAnimation animation = new RotateAnimation(0, -180,                RotateAnimation.RELATIVE_TO_SELF, 0.5f,                RotateAnimation.RELATIVE_TO_SELF, 1);        animation.setDuration(500);        animation.setFillAfter(true);//动画结束后保持当时的状态        animation.setStartOffset(startOffset);        animation.setAnimationListener(new MyAnimationListener());        rl.startAnimation(animation);    }    public static void showMenu(RelativeLayout rl,int startOffset){        for (int i = 0; i < rl.getChildCount(); i++) {            rl.getChildAt(i).setEnabled(true);        }        RotateAnimation animation = new RotateAnimation(-180, 0,                RotateAnimation.RELATIVE_TO_SELF, 0.5f,                RotateAnimation.RELATIVE_TO_SELF, 1);        animation.setDuration(500);        animation.setFillAfter(true);//动画结束后保持当时的状态        animation.setStartOffset(startOffset);        animation.setAnimationListener(new MyAnimationListener());        rl.startAnimation(animation);    }    static class MyAnimationListener implements AnimationListener{        @Override        public void onAnimationStart(Animation animation) {            animCount++;        }        @Override        public void onAnimationEnd(Animation animation) {            animCount--;        }        @Override        public void onAnimationRepeat(Animation animation) {        }    }}

MainActivity.java

package com.heima52.youkumenu;import android.os.Bundle;import android.app.Activity;import android.util.Log;import android.view.KeyEvent;import android.view.Menu;import android.view.View;import android.view.View.OnClickListener;import android.widget.ImageView;import android.widget.RelativeLayout;public class MainActivity extends Activity implements OnClickListener{    private String tag = MainActivity.class.getSimpleName();    private ImageView iv_home,iv_menu;    private RelativeLayout level1,level2,level3;    private boolean isShowLevel2 = true;//是否显示2级菜单    private boolean isShowLevel3 = true;//是否显示3级菜单    private boolean isShowMenu = true;//是否显示整个菜单，包括1级，2级，3级的菜单    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        initView();        initListener();    }    private void initView() {        setContentView(R.layout.activity_main);        iv_home = (ImageView) findViewById(R.id.iv_home);        iv_menu = (ImageView) findViewById(R.id.iv_menu);        level1 = (RelativeLayout) findViewById(R.id.level1);        level2 = (RelativeLayout) findViewById(R.id.level2);        level3 = (RelativeLayout) findViewById(R.id.level3);    }    private void initListener() {        iv_home.setOnClickListener(this);        iv_menu.setOnClickListener(this);    }    @Override    public boolean onKeyDown(int keyCode, KeyEvent event) {        if(keyCode==KeyEvent.KEYCODE_MENU){            if(isShowMenu){                //需要关闭所有菜单                int startOffset = 0;                if(isShowLevel3){                    AnimUtil.closeMenu(level3, startOffset);                    isShowLevel3 = false;                    startOffset += 200;                }                if(isShowLevel2){                    AnimUtil.closeMenu(level2, startOffset);                    isShowLevel2 = false;                    startOffset += 200;                }                AnimUtil.closeMenu(level1, startOffset);            }else {                //需要显示所有菜单                AnimUtil.showMenu(level1,0);                AnimUtil.showMenu(level2,200);                isShowLevel2 = true;                AnimUtil.showMenu(level3,400);                isShowLevel3 = true;            }            isShowMenu = !isShowMenu;            return true;        }        return super.onKeyDown(keyCode, event);    }    @Override    public void onClick(View v) {        switch (v.getId()) {        case R.id.iv_home:            if(AnimUtil.animCount!=0){                //说明有动画在执行                return;            }            if(isShowLevel2){                //需要隐藏                int startOffset = 0;                if(isShowLevel3){                    AnimUtil.closeMenu(level3,startOffset);                    startOffset += 200;                    isShowLevel3 = false;                }                AnimUtil.closeMenu(level2,startOffset);            }else{                //需要显示//              Log.e(tag, "执行显示操作");                AnimUtil.showMenu(level2,0);            }            isShowLevel2 = !isShowLevel2;            break;        case R.id.iv_menu:            if(AnimUtil.animCount!=0){                //说明有动画在执行                return;            }            if(isShowLevel3){                //隐藏3级菜单                AnimUtil.closeMenu(level3,0);            }else {                //显示3级菜单                AnimUtil.showMenu(level3,0);            }            isShowLevel3 = !isShowLevel3;            break;        default:            break;        }    }}

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"     >    <!-- 一级菜单 -->    <RelativeLayout android:layout_width="100dp"        android:background="@drawable/level1"        android:layout_alignParentBottom="true"        android:id="@+id/level1"        android:layout_centerHorizontal="true"        android:layout_height="50dp">        <ImageView             android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_centerInParent="true"            android:id="@+id/iv_home"            android:background="@drawable/icon_home"/>    </RelativeLayout>     <!-- 二级菜单 -->    <RelativeLayout android:layout_width="180dp"        android:layout_height="90dp"        android:id="@+id/level2"        android:layout_alignParentBottom="true"        android:layout_centerHorizontal="true"        android:background="@drawable/level2">        <ImageView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_alignParentBottom="true"            android:layout_marginBottom="10dp"            android:layout_marginLeft="10dp"            android:background="@drawable/icon_search"/>         <ImageView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_alignParentBottom="true"            android:layout_alignParentRight="true"            android:layout_marginBottom="10dp"            android:layout_marginRight="10dp"            android:background="@drawable/icon_myyouku"/>         <ImageView android:layout_width="wrap_content"             android:layout_height="wrap_content"             android:layout_marginTop="5dp"             android:id="@+id/iv_menu"             android:background="@drawable/icon_menu"             android:layout_centerHorizontal="true"/>    </RelativeLayout>    <RelativeLayout android:layout_width="280dp"        android:layout_height="142dp"        android:id="@+id/level3"        android:layout_alignParentBottom="true"        android:layout_centerHorizontal="true"        android:background="@drawable/level3">        <ImageView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_alignParentBottom="true"            android:layout_marginBottom="15dp"            android:layout_marginLeft="12dp"            android:background="@drawable/channel1"            />        <ImageView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_alignParentBottom="true"            android:layout_marginBottom="15dp"            android:layout_alignParentRight="true"            android:layout_marginRight="12dp"            android:background="@drawable/channel5"            />         <ImageView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_alignParentBottom="true"            android:layout_marginBottom="55dp"            android:layout_marginLeft="32dp"            android:background="@drawable/channel2"            />          <ImageView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_alignParentBottom="true"            android:layout_alignParentRight="true"            android:layout_marginBottom="55dp"            android:layout_marginRight="32dp"            android:background="@drawable/channel6"            />            <ImageView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_alignParentBottom="true"            android:layout_marginBottom="85dp"            android:layout_marginLeft="62dp"            android:background="@drawable/channel3"            />             <ImageView android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_alignParentRight="true"            android:layout_alignParentBottom="true"            android:layout_marginBottom="85dp"            android:background="@drawable/channel7"            android:layout_marginRight="62dp"            />             <ImageView android:layout_width="wrap_content"                 android:layout_height="wrap_content"                 android:layout_marginTop="5dp"                 android:layout_centerHorizontal="true"                 android:background="@drawable/channel4"/>    </RelativeLayout></RelativeLayout>

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