message: Fixed: Do not blink when mouseup.
diff: @@ -55,7 +55,7 @@ export default function() {
  this.handleContainerMouseUp = e => {
  this.isActive = false;
  - this.isTooltipShown = false;
  + this.isTooltipShown = (this.isHover) ? true : false;
  const actualValue = convertToActualValue(e.pageX);
  if (validActualValue(actualValue)) {
  this.opts.onchange(actualValue);
  