🙋 FAQ

After the chart is initialized, only one line can be seen?

The chart always fills the container, checking to see if the container has height.

The candle shows a line, no fluctuation, what to do?

Chart default price precision is two decimal, call setPriceVolumePrecision(pricePrecision, volumePrecision) to set the precision.

How to create a real-time chart?

Through style settings.

chart.setStyles({
  candle: {
    type: 'area',
  },
});

Built-in technical indicators, calculated data is not what you want, how to do?

You can override calc by the chart method createIndicator or overrideIndicator.

What if I want to create an indicator other than the built-in technical indicator?

Charts support custom technical indicators, see indicators for details.

Want to mark the point of sale, how should do?

Overlays can be used. The built-in overlay has a simpleAnnotation, which can be created with the chart api createOverlay({ name: 'simpleAnnotation', ... }, paneId).