Method isDatasetVisible

src/core/core.controller.js:863–874

(datasetIndex)

  }

  isDatasetVisible(datasetIndex) {
    const dataset = this.data.datasets[datasetIndex];
    if (!dataset) {
      return false;
    }

    const meta = this.getDatasetMeta(datasetIndex);

    class="cm">// meta.hidden is a per chart dataset hidden flag override with 3 states: if true or false,
    class="cm">// the dataset.hidden value is ignored, else if null, the dataset hidden state is returned.
    return typeof meta.hidden === class="st">'boolean' ? !meta.hidden : !dataset.hidden;
  }

  setDatasetVisibility(datasetIndex, visible) {
    const meta = this.getDatasetMeta(datasetIndex);