扫描病毒的开门动画

<LinearLayout
            android:id="@+id/antivirus_ll_progress"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical"
            android:gravity="center"
            >
            <!-- arc_progress : 当前进度 -->
            <com.github.lzyzsd.circleprogress.ArcProgress
                android:id="@+id/antivirus_ap_progress"
                android:layout_width="120dp"
                android:layout_height="120dp"
                android:background="#429ED6"
                custom:arc_bottom_text="扫描中"
                custom:arc_progress="25"
                custom:arc_stroke_width="10dp"
                custom:arc_text_color="#FFFFFF"
                custom:arc_bottom_text_size="14sp"
                />
             <TextView
                android:id="@+id/antivirus_tv_packagename"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="com.android.mms"
                android:textColor="#FFFFFF"
                android:textSize="16sp" />
        </LinearLayout>

//1.获取进度条的布局的图片　　　　　　　LinearLayout mLLProgress = (LinearLayout) findViewById(R.id.antivirus_ll_progress);//包裹progress的父布局

mLLProgress.setDrawingCacheEnabled(true);//设置是否可以绘制图片

            mLLProgress.setDrawingCacheQuality(View.DRAWING_CACHE_QUALITY_HIGH);//设置绘制的图片的质量
            Bitmap drawingCache = mLLProgress.getDrawingCache();//获取进度条的图片
            //2.拆分进度条的布局的图片，并存放到两个imageView,本质：根据原图绘制两张图片
            Bitmap leftBitmap = getLeftBitmap(drawingCache);
            Bitmap rightBitmap = getRightBitmap(drawingCache);
            //需要将绘制的新的图片设置给两个imageView，准备执行动画
            mLeft.setImageBitmap(leftBitmap);
            mRight.setImageBitmap(rightBitmap);
            //执行动画操作
            startAnimaition();

public void startAnimaition() {
        //左右两边图片：平移+渐变
        //mLeft.setTranslationX(translationX)
        //mLeft.setAlpha(alpha)
        //重新扫描：渐变的效果
        //参数1：执行动画的控件
        //参数2：执行动画的名称
        //参数3：执行动画的所需的值
        ObjectAnimator animator1 = ObjectAnimator.ofFloat(mLeft, "translationX", 0,-width);
        ObjectAnimator animator2 = ObjectAnimator.ofFloat(mLeft, "alpha", 1.0f,0.0f);

        ObjectAnimator animator3 = ObjectAnimator.ofFloat(mRight, "translationX", 0,width);
        ObjectAnimator animator4 = ObjectAnimator.ofFloat(mRight, "alpha", 1.0f,0.0f);

        ObjectAnimator animator5 = ObjectAnimator.ofFloat(mLLAgain, "alpha", 0.0f,1.0f);

        //动画是一起执行的，所以需要使用组合动画实现
        AnimatorSet animatorSet = new AnimatorSet();
        animatorSet.playTogether(animator1,animator2,animator3,animator4,animator5);//设置多个属性动画一起执行
        animatorSet.setDuration(1000);//动画的持续事件

        //执行动画
        animatorSet.start();
    }

private void backAnimaition() {
        //左右两边：平移效果：跟开门动画相反，渐变效果：由透明到不透明
        //重新扫描布局：不透明到透明
        ObjectAnimator animator1 = ObjectAnimator.ofFloat(mLeft, "translationX", -width,0);
        ObjectAnimator animator2 = ObjectAnimator.ofFloat(mLeft, "alpha", 0.0f,1.0f);

        ObjectAnimator animator3 = ObjectAnimator.ofFloat(mRight, "translationX", width,0);
        ObjectAnimator animator4 = ObjectAnimator.ofFloat(mRight, "alpha", 0.0f,1.0f);

        ObjectAnimator animator5 = ObjectAnimator.ofFloat(mLLAgain, "alpha", 1.0f,0.0f);

        //动画是一起执行的，所以需要使用组合动画实现
        AnimatorSet animatorSet = new AnimatorSet();
        animatorSet.playTogether(animator1,animator2,animator3,animator4,animator5);//设置多个属性动画一起执行
        animatorSet.setDuration(1000);//动画的持续时间

        //动画执行完成，才会开始重新扫描操作
        //需要给动画设置监听
        animatorSet.addListener(new AnimatorListener() {

            @Override
            public void onAnimationStart(Animator animation) {
                // TODO Auto-generated method stub
             }
            @Override
            public void onAnimationRepeat(Animator animation) {
                // TODO Auto-generated method stub
            }
            @Override
            public void onAnimationEnd(Animator animation) {
                //重新扫描操作
                initData();
            }
            //取消动画执行的操作
            @Override
            public void onAnimationCancel(Animator animation) {
                // TODO Auto-generated method stub
            }
        });
         //执行动画
        animatorSet.start();
        //animatorSet.cancel();//取消动画
    }

public Bitmap getLeftBitmap(Bitmap drawingCache) {
        //1.设置新的图片的宽高
        width = drawingCache.getWidth() / 2;
        int height = drawingCache.getHeight();
        //2.设置新的图片的保存的载体
        //config : 图片的属性设置信息，因为新的图片是根据进度条布局的图片进行绘制的，所以配置属性的信息也要保持一致
        Bitmap createBitmap = Bitmap.createBitmap(width, height, drawingCache.getConfig());
        //3.绘制图片
        //bitmap : 设置绘制的图片保存的地方
        Canvas canvas = new Canvas(createBitmap);
        Matrix matrix = new Matrix();
        Paint paint = new Paint();
        //bitmap : 原图
        //matrix : 矩阵
        //paint : 画笔
        canvas.drawBitmap(drawingCache, matrix, paint);
        return createBitmap;
    }

    public Bitmap getRightBitmap(Bitmap drawingCache) {
        //1.设置新的图片的宽高
        int width = drawingCache.getWidth() / 2;
        int height = drawingCache.getHeight();
        //2.设置新的图片的保存的载体
        //config : 图片的属性设置信息，因为新的图片是根据进度条布局的图片进行绘制的，所以配置属性的信息也要保持一致
        Bitmap createBitmap = Bitmap.createBitmap(width, height, drawingCache.getConfig());
        //3.绘制图片
        //bitmap : 设置绘制的图片保存的地方
        Canvas canvas = new Canvas(createBitmap);
        Matrix matrix = new Matrix();

        matrix.postTranslate(-width, 0);//将画布移动x和y的距离
         Paint paint = new Paint();
        //bitmap : 原图
        //matrix : 矩阵
        //paint : 画笔
        canvas.drawBitmap(drawingCache, matrix, paint);
        return createBitmap;
    }