Android 好看的搜索界面,大赞Animation

来源:互联网 发布:微信红包埋雷必中软件 编辑:程序博客网 时间:2024/05/16 23:56

转载请注明出处王亟亟的大牛之路

一直对Animation属于可有可无的不在意,看到个例子,觉得在不切换的情况下,适当的应用还真是蛮好看的。
包结构:
这里写图片描述
一个类一个控件,内容简单。

运行效果:
这里写图片描述
下方的下方箭头会上下移动,页面内的所有散乱的文字都是TextView,以及搜索和带删除的EditText

主Activity

public class MainActivity extends Activity implements OnClickListener {    private static final int FEEDKEY_START = 1;    private ImageView back_arrow;    private ImageView search_button;    private Animation shakeAnim;    private DeletableEditText searchEdit;    private KeywordsFlow keywordsFlow;    private int STATE = 1;    //页面滚动的数据源    private static String[] keywords = new String[] { "弗拉基米尔", "希维尔", "蒙多",            "茂凯", "潘森", "波比", "拉克丝", "索拉卡", "娑娜", "伊泽瑞尔", "费德提克", " 雷克顿",            "古拉加斯", "卡萨丁", "迦娜", "奥莉安娜", "嘉文四世", " 莫德凯撒", " 崔丝塔娜", "布兰德",            "卡尔玛", "塔里克", "莫甘娜", "凯南", " 兰博", "斯维因" ,"卡尔萨斯"};    private Handler handler = new Handler() {        public void handleMessage(android.os.Message msg) {            switch (msg.what) {            case FEEDKEY_START:                keywordsFlow.rubKeywords();                feedKeywordsFlow(keywordsFlow, keywords);                keywordsFlow.go2Show(KeywordsFlow.ANIMATION_OUT);                sendEmptyMessageDelayed(FEEDKEY_START, 5000);                break;            }        };    };    private static void feedKeywordsFlow(KeywordsFlow keywordsFlow, String[] arr) {        Random random = new Random();        for (int i = 0; i < KeywordsFlow.MAX; i++) {            int ran = random.nextInt(arr.length);            String tmp = arr[ran];            keywordsFlow.feedKeyword(tmp);        }    }    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_search);        //加载动画效果        shakeAnim = AnimationUtils.loadAnimation(this, R.anim.shake_y);        initView();    }    private void initView() {        keywordsFlow = (KeywordsFlow) findViewById(R.id.keywordsflow);        keywordsFlow.setDuration(1000l);        keywordsFlow.setOnItemClickListener(this);        back_arrow = (ImageView) findViewById(R.id.back_arrow);        back_arrow.setAnimation(shakeAnim);        searchEdit = (DeletableEditText) findViewById(R.id.search_view);        search_button=(ImageView)findViewById(R.id.search_button);        search_button.setOnClickListener(this);        feedKeywordsFlow(keywordsFlow, keywords);        keywordsFlow.go2Show(KeywordsFlow.ANIMATION_IN);        handler.sendEmptyMessageDelayed(FEEDKEY_START, 5000);    }    @Override    public void onClick(View v) {        if (v instanceof TextView) {            String keyword = ((TextView) v).getText().toString().trim();            searchEdit.setText(keyword);            searchEdit.setSelection(keyword.length());        }        if(v.getId()==R.id.search_button&&searchEdit.getText().toString().length()!=0){            Toast.makeText(MainActivity.this, "你搜索了 "+searchEdit.getText().toString(), Toast.LENGTH_SHORT).show();        }    }    @Override    public void onBackPressed()     {        Intent intent = new Intent(Intent.ACTION_MAIN);        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);        intent.addCategory(Intent.CATEGORY_HOME);        startActivity(intent);    }    @Override    protected void onDestroy() {        super.onDestroy();        back_arrow.clearAnimation();        handler.removeMessages(FEEDKEY_START);        STATE = 0;    }    @Override    protected void onStop() {        super.onStop();        handler.removeMessages(FEEDKEY_START);        STATE = 0;    }    @Override    public void onPause() {        super.onPause();        handler.removeMessages(FEEDKEY_START);        STATE = 0;    }    @Override    public void onResume() {        super.onResume();        if (STATE == 0) {            keywordsFlow.rubKeywords();            handler.sendEmptyMessageDelayed(FEEDKEY_START, 3000);        }    }       }

分析:

用handle控制每次动画出现的时间,以及效果排列的算法。
提交按钮之所以不用Button因为 instanceof TextView的时候把Button也算进去了,无法做出分辨(Button 继承于TextView)

布局文件:

<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="match_parent"    android:layout_height="match_parent"    android:background="@drawable/bg_search" >    <LinearLayout        android:id="@+id/search_layout"        android:layout_width="match_parent"        android:layout_height="wrap_content"        android:layout_alignParentLeft="true"        android:layout_alignParentTop="true"        android:layout_marginLeft="25dp"        android:layout_marginRight="25dp"        android:layout_marginTop="30dp"        android:orientation="vertical" >        <com.wjj.demo.DeletableEditText            android:id="@+id/search_view"            android:layout_width="match_parent"            android:layout_height="wrap_content"            android:background="@drawable/bg_edittext"            android:drawableLeft="@drawable/ic_edittext_search"            android:drawablePadding="6dp"            android:drawableRight="@drawable/ic_edittext_delete"            android:hint="请输入您要搜索的内容..."            android:paddingBottom="7dp"            android:paddingLeft="9dp"            android:paddingRight="8dp"            android:paddingTop="7dp"            android:singleLine="true"            android:textColor="#ffffff"            android:textCursorDrawable="@null"            android:textSize="16dp" />        <LinearLayout            android:layout_width="wrap_content"            android:layout_height="wrap_content"            android:layout_marginTop="3dp"            android:orientation="horizontal" >            <ImageView                android:id="@+id/search_button"                android:layout_width="80dp"                android:layout_height="40dp"                android:src="@drawable/ic_button_search"/>        </LinearLayout>    </LinearLayout>    <com.wjj.demo.KeywordsFlow        android:id="@+id/keywordsflow"        android:layout_width="match_parent"        android:layout_height="match_parent"        android:layout_below="@+id/search_layout" />    <ImageView        android:id="@+id/back_arrow"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_alignParentBottom="true"        android:layout_centerHorizontal="true"        android:layout_marginBottom="14dp"        android:src="@drawable/ic_back_arrow" /></RelativeLayout>

自定义EditText

public class DeletableEditText extends EditText{    private Drawable mRightDrawable;    private boolean isHasFocus;    public DeletableEditText(Context context) {        super(context);        init();    }    public DeletableEditText(Context context, AttributeSet attrs) {        super(context, attrs);        init();    }    public DeletableEditText(Context context, AttributeSet attrs, int defStyle) {        super(context, attrs, defStyle);        init();    }    private void init(){        //getCompoundDrawables:        //Returns drawables for the left, top, right, and bottom borders.        Drawable [] drawables=this.getCompoundDrawables();        //取得right位置的Drawable        //即我们在布局文件中设置的android:drawableRight        mRightDrawable=drawables[2];            //设置焦点变化的监听        this.setOnFocusChangeListener(new FocusChangeListenerImpl());        //设置EditText文字变化的监听        this.addTextChangedListener(new TextWatcherImpl());        //初始化时让右边clean图标不可见        setClearDrawableVisible(false);    }    /**     * 当手指抬起的位置在clean的图标的区域     * 我们将此视为进行清除操作     * getWidth():得到控件的宽度     * event.getX():抬起时的坐标(改坐标是相对于控件本身而言的)     * getTotalPaddingRight():clean的图标左边缘至控件右边缘的距离     * getPaddingRight():clean的图标右边缘至控件右边缘的距离     * 于是:     * getWidth() - getTotalPaddingRight()表示:     * 控件左边到clean的图标左边缘的区域     * getWidth() - getPaddingRight()表示:     * 控件左边到clean的图标右边缘的区域     * 所以这两者之间的区域刚好是clean的图标的区域     */    @Override    public boolean onTouchEvent(MotionEvent event) {        switch (event.getAction()) {        case MotionEvent.ACTION_UP:            boolean isClean =(event.getX() > (getWidth() - getTotalPaddingRight()))&&                             (event.getX() < (getWidth() - getPaddingRight()));            if (isClean) {                setText("");            }            break;        default:            break;        }        return super.onTouchEvent(event);    }    private class FocusChangeListenerImpl implements OnFocusChangeListener{        @Override        public void onFocusChange(View v, boolean hasFocus) {             isHasFocus=hasFocus;             if (isHasFocus) {                 boolean isVisible=getText().toString().length()>=1;                 setClearDrawableVisible(isVisible);            } else {                 setClearDrawableVisible(false);            }        }    }    //当输入结束后判断是否显示右边clean的图标    private class TextWatcherImpl implements TextWatcher{        @Override        public void afterTextChanged(Editable s) {             boolean isVisible=getText().toString().length()>=1;             setClearDrawableVisible(isVisible);        }        @Override        public void beforeTextChanged(CharSequence s, int start, int count,int after) {        }        @Override        public void onTextChanged(CharSequence s, int start, int before,int count) {        }    }       //隐藏或者显示右边clean的图标    protected void setClearDrawableVisible(boolean isVisible) {        Drawable rightDrawable;        if (isVisible) {            rightDrawable = mRightDrawable;        } else {            rightDrawable = null;        }        //使用代码设置该控件left, top, right, and bottom处的图标        setCompoundDrawables(getCompoundDrawables()[0],getCompoundDrawables()[1],                              rightDrawable,getCompoundDrawables()[3]);    }     // 显示一个动画,以提示用户输入    public void setShakeAnimation() {        this.startAnimation(shakeAnimation(5));    }    //CycleTimes动画重复的次数    public Animation shakeAnimation(int CycleTimes) {        Animation translateAnimation = new TranslateAnimation(0, 10, 0, 10);        translateAnimation.setInterpolator(new CycleInterpolator(CycleTimes));        translateAnimation.setDuration(1000);        return translateAnimation;    }}

自定义FrameLayout

public class KeywordsFlow extends FrameLayout implements OnGlobalLayoutListener {    public static final int IDX_X = 0;    public static final int IDX_Y = 1;    public static final int IDX_TXT_LENGTH = 2;    public static final int IDX_DIS_Y = 3;    /** 由外至内的动画。 */    public static final int ANIMATION_IN = 1;    /** 由内至外的动画。 */    public static final int ANIMATION_OUT = 2;    /** 位移动画类型:从外围移动到坐标点。 */    public static final int OUTSIDE_TO_LOCATION = 1;    /** 位移动画类型:从坐标点移动到外围。 */    public static final int LOCATION_TO_OUTSIDE = 2;    /** 位移动画类型:从中心点移动到坐标点。 */    public static final int CENTER_TO_LOCATION = 3;    /** 位移动画类型:从坐标点移动到中心点。 */    public static final int LOCATION_TO_CENTER = 4;    public static final long ANIM_DURATION = 800l;    public static final int MAX = 10;    public static final int TEXT_SIZE_MAX = 21;    public static final int TEXT_SIZE_MIN = 14;    private OnClickListener itemClickListener;    private static Interpolator interpolator;    private static AlphaAnimation animAlpha2Opaque;    private static AlphaAnimation animAlpha2Transparent;    private static ScaleAnimation animScaleLarge2Normal, animScaleNormal2Large,            animScaleZero2Normal, animScaleNormal2Zero;    /** 存储显示的关键字。 */    private Vector<String> vecKeywords;    private int width, height;    /**     * go2Show()中被赋值为true,标识开发人员触发其开始动画显示。<br/>     * 本标识的作用是防止在填充keywrods未完成的过程中获取到width和height后提前启动动画。<br/>     * 在show()方法中其被赋值为false。<br/>     * 真正能够动画显示的另一必要条件:width 和 height不为0。<br/>     */    private boolean enableShow;    private Random random;    /**     * @see ANIMATION_IN     * @see ANIMATION_OUT     * @see OUTSIDE_TO_LOCATION     * @see LOCATION_TO_OUTSIDE     * @see LOCATION_TO_CENTER     * @see CENTER_TO_LOCATION     * */    private int txtAnimInType, txtAnimOutType;    /** 最近一次启动动画显示的时间。 */    private long lastStartAnimationTime;    /** 动画运行时间。 */    private long animDuration;    public KeywordsFlow(Context context, AttributeSet attrs, int defStyle) {        super(context, attrs, defStyle);        init();    }    public KeywordsFlow(Context context, AttributeSet attrs) {        super(context, attrs);        init();    }    public KeywordsFlow(Context context) {        super(context);        init();    }    private void init() {        lastStartAnimationTime = 0l;        animDuration = ANIM_DURATION;        random = new Random();        vecKeywords = new Vector<String>(MAX);        getViewTreeObserver().addOnGlobalLayoutListener(this);        interpolator = AnimationUtils.loadInterpolator(getContext(),                android.R.anim.decelerate_interpolator);        animAlpha2Opaque = new AlphaAnimation(0.0f, 1.0f);        animAlpha2Transparent = new AlphaAnimation(1.0f, 0.0f);        animScaleLarge2Normal = new ScaleAnimation(2, 1, 2, 1);        animScaleNormal2Large = new ScaleAnimation(1, 2, 1, 2);        animScaleZero2Normal = new ScaleAnimation(0, 1, 0, 1);        animScaleNormal2Zero = new ScaleAnimation(1, 0, 1, 0);    }    public long getDuration() {        return animDuration;    }    public void setDuration(long duration) {        animDuration = duration;    }    public boolean feedKeyword(String keyword) {        boolean result = false;        if (vecKeywords.size() < MAX) {            result = vecKeywords.add(keyword);        }        return result;    }    /**     * 开始动画显示。<br/>     * 之前已经存在的TextView将会显示退出动画。<br/>     *      * @return 正常显示动画返回true;反之为false。返回false原因如下:<br/>     *         1.时间上不允许,受lastStartAnimationTime的制约;<br/>     *         2.未获取到width和height的值。<br/>     */    public boolean go2Show(int animType) {        if (System.currentTimeMillis() - lastStartAnimationTime > animDuration) {            enableShow = true;            if (animType == ANIMATION_IN) {                txtAnimInType = OUTSIDE_TO_LOCATION;                txtAnimOutType = LOCATION_TO_CENTER;            } else if (animType == ANIMATION_OUT) {                txtAnimInType = CENTER_TO_LOCATION;                txtAnimOutType = LOCATION_TO_OUTSIDE;            }            disapper();            boolean result = show();            return result;        }        return false;    }    private void disapper() {        int size = getChildCount();        for (int i = size - 1; i >= 0; i--) {            final TextView txt = (TextView) getChildAt(i);            if (txt.getVisibility() == View.GONE) {                removeView(txt);                continue;            }            FrameLayout.LayoutParams layParams = (LayoutParams) txt                    .getLayoutParams();            // Log.d("ANDROID_LAB", txt.getText() + " leftM=" +            // layParams.leftMargin + " topM=" + layParams.topMargin            // + " width=" + txt.getWidth());            int[] xy = new int[] { layParams.leftMargin, layParams.topMargin,                    txt.getWidth() };            AnimationSet animSet = getAnimationSet(xy, (width >> 1),                    (height >> 1), txtAnimOutType);            txt.startAnimation(animSet);            animSet.setAnimationListener(new AnimationListener() {                public void onAnimationStart(Animation animation) {                }                public void onAnimationRepeat(Animation animation) {                }                public void onAnimationEnd(Animation animation) {                    txt.setOnClickListener(null);                    txt.setClickable(false);                    txt.setVisibility(View.GONE);                }            });        }    }    private boolean show() {        if (width > 0 && height > 0 && vecKeywords != null                && vecKeywords.size() > 0 && enableShow) {            enableShow = false;            lastStartAnimationTime = System.currentTimeMillis();            // 找到中心点            int xCenter = width >> 1, yCenter = height >> 1;            // 关键字的个数。            int size = vecKeywords.size();            int xItem = width / size, yItem = height / size;            Log.d("ANDROID_LAB", "--------------------------width=" + width                    + " height=" + height + "  xItem=" + xItem + " yItem="                    + yItem + "---------------------------");            LinkedList<Integer> listX = new LinkedList<Integer>(), listY = new LinkedList<Integer>();            for (int i = 0; i < size; i++) {                // 准备随机候选数,分别对应x/y轴位置                listX.add(i * xItem);                listY.add(i * yItem + (yItem >> 2));                Log.e("Search", "ListX:" + (i * xItem) + "#listY:"                        + (i * yItem + (yItem >> 2)));            }            // TextView[] txtArr = new TextView[size];            LinkedList<TextView> listTxtTop = new LinkedList<TextView>();            LinkedList<TextView> listTxtBottom = new LinkedList<TextView>();            for (int i = 0; i < size; i++) {                String keyword = vecKeywords.get(i);                // 随机颜色                // int ranColor = 0xff000000 | random.nextInt(0x0077ffff);                // 随机位置,糙值                int xy[] = randomXY(random, listX, listY, xItem);                // 随机字体大小                int txtSize = TEXT_SIZE_MIN                        + random.nextInt(TEXT_SIZE_MAX - TEXT_SIZE_MIN + 1);                // 实例化TextView                final TextView txt = new TextView(getContext());                txt.setOnClickListener(itemClickListener);                txt.setText(keyword);                txt.setTextColor(Color.parseColor("#8cffffff"));                txt.setTextSize(TypedValue.COMPLEX_UNIT_SP, txtSize);                txt.setShadowLayer(1, 1, 1, 0xdd696969);                txt.setGravity(Gravity.CENTER);                // txt.setBackgroundColor(Color.RED);                // 获取文本长度                Paint paint = txt.getPaint();                int strWidth = (int) Math.ceil(paint.measureText(keyword));                xy[IDX_TXT_LENGTH] = strWidth;                // 第一次修正:修正x坐标                if (xy[IDX_X] + strWidth > width - (xItem >> 1)) {                    int baseX = width - strWidth;                    // 减少文本右边缘一样的概率                    xy[IDX_X] = baseX - xItem + random.nextInt(xItem >> 1);                } else if (xy[IDX_X] == 0) {                    // 减少文本左边缘一样的概率                    xy[IDX_X] = Math.max(random.nextInt(xItem), xItem / 3);                }                xy[IDX_DIS_Y] = Math.abs(xy[IDX_Y] - yCenter);                txt.setTag(xy);                if (xy[IDX_Y] > yCenter) {                    listTxtBottom.add(txt);                } else {                    listTxtTop.add(txt);                }            }            attach2Screen(listTxtTop, xCenter, yCenter, yItem);            attach2Screen(listTxtBottom, xCenter, yCenter, yItem);            return true;        }        return false;    }    /** 修正TextView的Y坐标将将其添加到容器上。 */    private void attach2Screen(LinkedList<TextView> listTxt, int xCenter,            int yCenter, int yItem) {        int size = listTxt.size();        sortXYList(listTxt, size);        for (int i = 0; i < size; i++) {            TextView txt = listTxt.get(i);            int[] iXY = (int[]) txt.getTag();            // Log.d("ANDROID_LAB", "fix[  " + txt.getText() + "  ] x:" +            // iXY[IDX_X] + " y:" + iXY[IDX_Y] + " r2="            // + iXY[IDX_DIS_Y]);            // 第二次修正:修正y坐标            int yDistance = iXY[IDX_Y] - yCenter;            // 对于最靠近中心点的,其值不会大于yItem            // 对于可以一路下降到中心点的,则该值也是其应调整的大小            int yMove = Math.abs(yDistance);            inner: for (int k = i - 1; k >= 0; k--) {                int[] kXY = (int[]) listTxt.get(k).getTag();                int startX = kXY[IDX_X];                int endX = startX + kXY[IDX_TXT_LENGTH];                // y轴以中心点为分隔线,在同一侧                if (yDistance * (kXY[IDX_Y] - yCenter) > 0) {                    // Log.d("ANDROID_LAB", "compare:" +                    // listTxt.get(k).getText());                    if (isXMixed(startX, endX, iXY[IDX_X], iXY[IDX_X]                            + iXY[IDX_TXT_LENGTH])) {                        int tmpMove = Math.abs(iXY[IDX_Y] - kXY[IDX_Y]);                        if (tmpMove > yItem) {                            yMove = tmpMove;                        } else if (yMove > 0) {                            // 取消默认值。                            yMove = 0;                        }                        // Log.d("ANDROID_LAB", "break");                        break inner;                    }                }            }            // Log.d("ANDROID_LAB", txt.getText() + " yMove=" + yMove);            if (yMove > yItem) {                int maxMove = yMove - yItem;                int randomMove = random.nextInt(maxMove);                int realMove = Math.max(randomMove, maxMove >> 1) * yDistance                        / Math.abs(yDistance);                iXY[IDX_Y] = iXY[IDX_Y] - realMove;                iXY[IDX_DIS_Y] = Math.abs(iXY[IDX_Y] - yCenter);                // 已经调整过前i个需要再次排序                sortXYList(listTxt, i + 1);            }            FrameLayout.LayoutParams layParams = new FrameLayout.LayoutParams(                    FrameLayout.LayoutParams.WRAP_CONTENT,                    FrameLayout.LayoutParams.WRAP_CONTENT);            layParams.gravity = Gravity.LEFT | Gravity.TOP;            layParams.leftMargin = iXY[IDX_X];            layParams.topMargin = iXY[IDX_Y];            addView(txt, layParams);            // 动画            AnimationSet animSet = getAnimationSet(iXY, xCenter, yCenter,                    txtAnimInType);            txt.startAnimation(animSet);        }    }    public AnimationSet getAnimationSet(int[] xy, int xCenter, int yCenter,            int type) {        AnimationSet animSet = new AnimationSet(true);        animSet.setInterpolator(interpolator);        if (type == OUTSIDE_TO_LOCATION) {            animSet.addAnimation(animAlpha2Opaque);            animSet.addAnimation(animScaleLarge2Normal);            TranslateAnimation translate = new TranslateAnimation((xy[IDX_X]                    + (xy[IDX_TXT_LENGTH] >> 1) - xCenter) << 1, 0,                    (xy[IDX_Y] - yCenter) << 1, 0);            animSet.addAnimation(translate);        } else if (type == LOCATION_TO_OUTSIDE) {            animSet.addAnimation(animAlpha2Transparent);            animSet.addAnimation(animScaleNormal2Large);            TranslateAnimation translate = new TranslateAnimation(0, (xy[IDX_X]                    + (xy[IDX_TXT_LENGTH] >> 1) - xCenter) << 1, 0,                    (xy[IDX_Y] - yCenter) << 1);            animSet.addAnimation(translate);        } else if (type == LOCATION_TO_CENTER) {            animSet.addAnimation(animAlpha2Transparent);            animSet.addAnimation(animScaleNormal2Zero);            TranslateAnimation translate = new TranslateAnimation(0,                    (-xy[IDX_X] + xCenter), 0, (-xy[IDX_Y] + yCenter));            animSet.addAnimation(translate);        } else if (type == CENTER_TO_LOCATION) {            animSet.addAnimation(animAlpha2Opaque);            animSet.addAnimation(animScaleZero2Normal);            TranslateAnimation translate = new TranslateAnimation(                    (-xy[IDX_X] + xCenter), 0, (-xy[IDX_Y] + yCenter), 0);            animSet.addAnimation(translate);        }        animSet.setDuration(animDuration);        return animSet;    }    /**     * 根据与中心点的距离由近到远进行冒泡排序。     *      * @param endIdx     *            起始位置。     * @param txtArr     *            待排序的数组。     *      */    private void sortXYList(LinkedList<TextView> listTxt, int endIdx) {        for (int i = 0; i < endIdx; i++) {            for (int k = i + 1; k < endIdx; k++) {                if (((int[]) listTxt.get(k).getTag())[IDX_DIS_Y] < ((int[]) listTxt                        .get(i).getTag())[IDX_DIS_Y]) {                    TextView iTmp = listTxt.get(i);                    TextView kTmp = listTxt.get(k);                    listTxt.set(i, kTmp);                    listTxt.set(k, iTmp);                }            }        }    }    /** A线段与B线段所代表的直线在X轴映射上是否有交集。 */    private boolean isXMixed(int startA, int endA, int startB, int endB) {        boolean result = false;        if (startB >= startA && startB <= endA) {            result = true;        } else if (endB >= startA && endB <= endA) {            result = true;        } else if (startA >= startB && startA <= endB) {            result = true;        } else if (endA >= startB && endA <= endB) {            result = true;        }        return result;    }    private int[] randomXY(Random ran, LinkedList<Integer> listX,            LinkedList<Integer> listY, int xItem) {        int[] arr = new int[4];        arr[IDX_X] = listX.remove(ran.nextInt(listX.size()));        arr[IDX_Y] = listY.remove(ran.nextInt(listY.size()));        return arr;    }    public void onGlobalLayout() {        int tmpW = getWidth();        int tmpH = getHeight();        if (width != tmpW || height != tmpH) {            width = tmpW;            height = tmpH;            show();        }    }    public Vector<String> getKeywords() {        return vecKeywords;    }    public void rubKeywords() {        vecKeywords.clear();    }    /** 直接清除所有的TextView。在清除之前不会显示动画。 */    public void rubAllViews() {        removeAllViews();    }    public void setOnItemClickListener(OnClickListener listener) {        itemClickListener = listener;    }}

整个呈现效果还是满美观的,然后具体内容可以看源码,拿来就能用
源码地址:http://yunpan.cn/cdDvx3Zi9iA5m 访问密码 b1b7

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