freezeframe {xaringanExtra}

FreezeFrame

Description

FreezeFrame starts any gifs on a slide when you turn to that slide. This helps This helps alleviate the awkward pause that can happen when you turn to a slide with a gif that has already started and you have to wait until it loops back around. You can also directly click on the gif to stop or start it.

Usage

use_freezeframe(
  selector = "img[src$=\"gif\"]",
  trigger = c("click", "hover", "none"),
  overlay = FALSE,
  responsive = TRUE,
  warnings = TRUE
)

html_dependency_freezeframe()

Arguments

selector

The selector used to search for .gifs to freeze.

trigger

The trigger event to start animation for non-touch devices. One of "click" (default), "hover" or "none".

overlay

Whether or not to display a play icon on top of the paused image, default: FALSE.

responsive

Whether or not to make the image responsive (100% width), default: TRUE.

warnings

Whether or not to issue warnings in the browser console if an image doesn't appear to be a gif.

Value

An htmltools::tagList() with the FreezeFrame dependencies, or an htmltools::htmlDependency().

Functions

• use_freezeframe(): Adds FreezeFrame to your xaringan slides.

• html_dependency_freezeframe(): Returns an htmltools::htmlDependency() with the FreezeFrame dependencies for use in xaringan and R Markdown documents. Most users will want to use use_freezeframe() instead.

Usage

To add FreezeFrame to your xaringan presentation, add the following code chunk to your slides' R Markdown file.

```{r xaringanExtra-freezeframe, echo=FALSE}
xaringanExtra::use_freezeframe()
```

References

http://ctrl-freaks.github.io/freezeframe.js/, https://github.com/ctrl-freaks/freezeframe.js/

Examples

use_freezeframe()