vc 图像缩放源程序,试用于bmp的缩放,已经验证过绝对没问题-vc source image scaling, in the trial of scalability bmp, has proven absolutely no problem

vc++实现的视图放大缩小功能，居于mfc的CScrollview-vc++ implementation of the view zoom function, the CScrollview living in mfc

一个以给定点放大局部图像的程序，需要的可以看看。-zoom picture，

Delphi 一个显示位图图像的控件,代码比较简单.适用于编写控件的初学者有很好的参考价值.-Delphi a display bitmap image control, the code is relatively simple and suitable for the preparation of controls for beginners have a good reference value.