如何使用AngularJS在悬停在部分html文件中时突出显示图像映射中的区域

I have set up a single page web app using AngularJS and in one of my partials I have an imagemap and would like to highlight the areas on mouseover. Ive tried searching around trying to figure out how to do this and I am not sure what is going wrong. Here is the code.I have set up a single page web app using Angul