在VB中实现对dxf文件的读取源程序，有demo，包括图象平移缩放等-in VB to achieve dxf read source documents, demo, including images, such as Pan and Zoom

一个演示VB图形的程序，包括颜色模糊算法,将手绘的图形加载到打开的图象上-a demonstration VB procedures, including color fuzzy algorithm, hand-painted graphics loaded to open the image