函数将VC中的图像指针转换到halcon识别的指针，经过halcon算子进行图像旋转后，将halcon图像类型转换为VC中的图像类型的指针。-After the function pointer VC convert the image to halcon identified pointer, after halcon operator image rotation, image types will be converted to VC halcon the image type point

函数实现C++指针LPBYTE到halcon Hobject的相互转换，并使用halcon算子实现图像的旋转。-Function pointer LPBYTE to achieve C++ halcon Hobject mutual conversion and use halcon operator to achieve the rotation of the image.

一个桌面时钟，带闹铃功能。能改变指针颜色，修改桌面背景。-A desktop clock with alarm function. Change pointer color, modify the desktop background.

C语言编写的 返回指针值的函数指向函数的指针-The function returns a pointer value pointer to a function <