RequestAnimationCallback (Charba - J2CL and GWT charts library based on CHART.JS)

```
public interface RequestAnimationCallback
```
Callback to tell the browser that you wish to perform an animation and requests that the browser calls a specified function to update an animation right before the next repaint.

Author:

Andrea "Stock" Stocchero

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`invoke(Date timestamp)`	Tells the browser that you wish to perform an animation and requests that the browser calls a specified function to update an animation right before the next repaint.

- Method Detail
  - invoke
```
void invoke(Date timestamp)
```
    Tells the browser that you wish to perform an animation and requests that the browser calls a specified function to update an animation right before the next repaint.
    
    Parameters:
    
    timestamp - the callback function is passed one single argument indicating the point in time when request animation frame starts to execute callback functions.