Android中截图功能（记录）

/**
 * 截屏
 * @param activity
 * @return
 */
public static Bitmap screenCapture(Activity activity) {
    activity.getWindow().getDecorView().setDrawingCacheEnabled(true);
    Bitmap bmp = activity.getWindow().getDecorView().getDrawingCache();
    return bmp;
}

/**
 * Bitmap对象保存为图片文件
 * @param bitmap
 * @param filePath
 * @return
 */
public static boolean saveBitmapFile(Bitmap bitmap, String filePath){
    //压缩图片大小
    bitmap = Bitmap.createScaledBitmap(bitmap, 200, 200, true);
    File file = new File(filePath);//将要保存图片的路径
    try {
        BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(file));
        bitmap.compress(Bitmap.CompressFormat.JPEG, 100, bos);
        bos.flush();
        bos.close();
        return true;
    } catch (IOException e) {
        e.printStackTrace();
    }
    return false;
}