Function getIsInContinuousRange

src/chart/heatmap/HeatmapView.ts:82–91

(dataExtent: number[], range: number[])

}

function getIsInContinuousRange(dataExtent: number[], range: number[]) {
    const dataSpan = dataExtent[1] - dataExtent[0];
    range = [
        (range[0] - dataExtent[0]) / dataSpan,
        (range[1] - dataExtent[0]) / dataSpan
    ];
    return function (val: number) {
        return val >= range[0] && val <= range[1];
    };
}

class HeatmapView extends ChartView {