Visual C ++中的放大镜 [英] Magnifier in Visual C++

问题描述

如何开始为放大镜编写C ++程序代码?当鼠标沿图像移动时，鼠标指向的部分将被放大或放大.紧急！

How to start writing a C++ program code for magnifier? When the mouse run along an image, the part where the mouse is pointing at will be zoomed in or enlarged. Urgent!

推荐答案

我们不会为您做您的工作，但是如果您有任何问题，我们将为您提供帮助.

告诉我们到目前为止您做了什么.您将如何实现缩放效果?您认为哪些API会有用?您会根据鼠标移动还是通过其他方式更新缩放的图像?

We''re not going to do your work for you, but we will help if you have questions.

Tell us what you have done so far. How will you achieve zoom effect? What APIs do you think would be useful? Will you update the zoomed image based on mouse movement, or by some other means?

这篇关于Visual C ++中的放大镜的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！