📊 Show a Tooltip over a Node

🔑 Sample Code

var bar = jelly.bar().container('#jelly-container')
  .data([
    {category:'Blue', name: 'A', value: 10},
    {category:'Blue', name: 'B', value: 20},
    {category:'Blue', name: 'C', value: 30},
    {category:'Blue', name: 'D', value: 40},
    {category:'Red', name: 'A', value: 20},
    {category:'Red', name: 'B', value: 10},
    {category:'Red', name: 'C', value: 40},
    {category:'Red', name: 'D', value: 10}
  ]).dimensions(['category', 'name'])
  .measures('value')
  .axis('x').axis('y')
  .legend(true)
bar.render();

var showPhase = true; 
setInterval(function() {
  if (showPhase) {
    bar.showTooltip('A', 'Red'); //show the tooltip over a node which name is A and category is Red
  } else {
    bar.hideTooltip();
  }
  showPhase = !showPhase;
}, 1400)