Function addIndicator

examples/ReplayMode.js:85–99

(name, pineId, options = {})

});

async function addIndicator(name, pineId, options = {}) {
  loading += 1;

  const indic = pineId.includes('@')
    ? new TradingView.BuiltInIndicator(pineId)
    : await TradingView.getIndicator(pineId);
  Object.keys(options).forEach((o) => { indic.setOption(o, options[o]); });

  const std = new chart.Study(indic);

  std.onReady(() => {
    indicators.push([name, std]);
    if (loading === indicators.length) step();
  });
}

addIndicator('Volume', 'Volume@tv-basicstudies-241');
addIndicator('EMA_50', 'STD;EMA', { Length: 50 });