屏幕截图工具+可拖动、调整选图框+简单的涂鸦功能，完美版。-Screenshot Tool+ graffiti simple functions, perfect version.

VB区域截图，获取鼠标拖动区域的图像，像QQ的截屏一样，程序保存图像格式是BMP，有需要其它格式的可自己查资料扩展吧，这里主要是想让大家知道如何编写截图程序-VB regional screenshots, get the mouse to drag the image area, such as QQ, screenshots, a program to save the image format is BMP, there is n