android UiAutomator如何根据颜色判断控件的状态

    //根据颜色判断状态
    public boolean isBlue(UiObject uiObject) throws UiObjectNotFoundException {
        screenShot("test");//截图
        String path = "/mnt/sdcard/123/test.png";
        Bitmap bitmap = BitmapFactory.decodeFile(path);//新建并实例化bitmap对象
        Rect rect = uiObject.getVisibleBounds();
        int x = rect.left;
        int xx = rect.right;
        int y = rect.top;
        int yy = rect.bottom;
        List<Integer> blueColor = new ArrayList<Integer>();
        for (int i = x; i < xx; i++) {
            for (int k = y;k < yy;k++) {
                int color = bitmap.getPixel(i, k);//获取坐标点像素颜色
                int red = Color.blue(color);
                blueColor.add(red);
            }
        }
        int sum = 0;
        for (int i = 0;i<blueColor.size();i++) {
            sum += blueColor.get(i);
        }
//        output(sum/blueColor.size());
        return sum/blueColor.size() > 200?true:false;
    }

    public int getRedPixel(int x, int y) {
        screenShot("test");//截图
        String path = "/mnt/sdcard/123/test.png";
        Bitmap bitmap = BitmapFactory.decodeFile(path);//新建并实例化bitmap对象
        int color = bitmap.getPixel(x, y);//获取坐标点像素颜色
//        output(color);//输出颜色值
        int red = Color.red(color);
        return red;
    }
    public int getGreenPixel(int x, int y) {
        screenShot("test");//截图
        String path = "/mnt/sdcard/123/test.png";
        Bitmap bitmap = BitmapFactory.decodeFile(path);//新建并实例化bitmap对象
        int color = bitmap.getPixel(x, y);//获取坐标点像素颜色
//        output(color);//输出颜色值
        int green = Color.green(color);
        return green;
    }
    public int getBluePixel(int x, int y) {
        screenShot("test");//截图
        String path = "/mnt/sdcard/123/test.png";
        Bitmap bitmap = BitmapFactory.decodeFile(path);//新建并实例化bitmap对象
        int color = bitmap.getPixel(x, y);//获取坐标点像素颜色
//        output(color);//输出颜色值
        int blue = Color.blue(color);
        return blue;
    }

public int[] getRGBcolorPixel(int x, int y) {
        screenShot("testDemo");
        String path = "/mnt/sdcard/123/testDemo.png";
        Bitmap bitmap = BitmapFactory.decodeFile(path);
        int color = bitmap.getPixel(x, y);
        int red = Color.red(color);
        int green = Color.green(color);
        int blue = Color.blue(color);
        int[] rgb = {red, green, blue};
        return rgb;
    }