Method clampData

src/coord/cartesian/Cartesian2D.ts:154–172

(data: ScaleDataValue[], out?: number[])

    }

    clampData(data: ScaleDataValue[], out?: number[]): number[] {
        const xScale = this.getAxis('x').scale;
        const yScale = this.getAxis('y').scale;
        const xAxisExtent = xScale.getExtent();
        const yAxisExtent = yScale.getExtent();
        const x = xScale.parse(data[0]);
        const y = yScale.parse(data[1]);
        out = out || [];
        out[0] = Math.min(
            Math.max(Math.min(xAxisExtent[0], xAxisExtent[1]), x),
            Math.max(xAxisExtent[0], xAxisExtent[1])
        );
        out[1] = Math.min(
            Math.max(Math.min(yAxisExtent[0], yAxisExtent[1]), y),
            Math.max(yAxisExtent[0], yAxisExtent[1])
        );

        return out;
    }

    pointToData(point: number[], clamp?: boolean, out?: number[]): number[] {
        out = out || [];