How to load hammer.js in angular5?

[ft115637850]

Maybe this is a silly question.
I try to import hammer.js in .angular-cli.json.
{
"apps": [
{
"scripts": [
"../node_modules/hammerjs/hammer.min.js"
],
}
}

But the mat-slider still can't drag. Is anything missing?

[ValeraTychov]

https://github.com/angular/material2/blob/master/guides/getting-started.md#step-5-gesture-support

[longgt]

https://material.angular.io/guide/getting-started#installing-hammerjs