Function createPolarClipPath

src/chart/helper/createClipPathFromCoordSys.ts:109–149

(
    polar: Polar,
    hasAnimation: boolean,
    seriesModel: SeriesModelWithLineWidth
)

}

export function createPolarClipPath(
    polar: Polar,
    hasAnimation: boolean,
    seriesModel: SeriesModelWithLineWidth
) {
    const sectorArea = polar.getArea();
    // Avoid float number rounding error for symbol on the edge of axis extent.

    const r0 = round(sectorArea.r0, 1);
    const r = round(sectorArea.r, 1);
    const clipPath = new graphic.Sector({
        shape: {
            cx: round(polar.cx, 1),
            cy: round(polar.cy, 1),
            r0: r0,
            r: r,
            startAngle: sectorArea.startAngle,
            endAngle: sectorArea.endAngle,
            clockwise: sectorArea.clockwise
        }
    });

    if (hasAnimation) {
        const isRadial = polar.getBaseAxis().dim === 'angle';

        if (isRadial) {
            clipPath.shape.endAngle = sectorArea.startAngle;
        }
        else {
            clipPath.shape.r = r0;
        }

        graphic.initProps(clipPath, {
            shape: {
                endAngle: sectorArea.endAngle,
                r: r
            }
        }, seriesModel);
    }
    return clipPath;
}

export function createClipPath(
    coordSys: CoordinateSystem,