Usage

Here's what it looks like:

studiousDoodle({
    d: 'M0,200 L280 0 320 60 0 600',
    head: {
        elem: 'circle',
        fill: 'white',
        r: 5
    },
    tail: {
        fill: 'none',
        stroke: 'white',
        'stroke-width': 1,
        'stroke-dasharray': 4
    }
});

Try on Codepen

Properties Overview

Property	Required	Description	Default
d	Yes	path d attribute	none
svg	No	svg container css selector	first svg element in DOM
speed	No	speed of animation	see default marker options
head	No	head svg element and attributes	see default marker options
tail	No	tail svg attributes	see default marker options
onEnd	No	on end callback	noop
onStart	No	on start callback	noop

Default marker options

    {
        speed: 3, 
        head: {
            elem: 'circle', // any svg element
            fill: 'black',
            r: 2
        },
        tail: { // path by default, not customizable
            fill: 'none',
            stroke: 'black',
            'stroke-dasharray': 3
        }
    }