Function removeNode

src/chart/tree/TreeView.ts:643–683

(
    data: SeriesData,
    dataIndex: number,
    symbolEl: TreeSymbol,
    group: graphic.Group,
    seriesModel: TreeSeriesModel
)

}

function removeNode(
    data: SeriesData,
    dataIndex: number,
    symbolEl: TreeSymbol,
    group: graphic.Group,
    seriesModel: TreeSeriesModel
) {
    const node = data.tree.getNodeByDataIndex(dataIndex);
    const virtualRoot = data.tree.root;

    const { sourceLayout } = getSourceNode(virtualRoot, node);

    // Use same duration and easing with update to have more consistent animation.
    const removeAnimationOpt = {
        duration: seriesModel.get('animationDurationUpdate') as number,
        easing: seriesModel.get('animationEasingUpdate')
    };

    graphic.removeElement(symbolEl, {
        x: sourceLayout.x + 1,
        y: sourceLayout.y + 1
    }, seriesModel, {
        cb() {
            group.remove(symbolEl);
            data.setItemGraphicEl(dataIndex, null);
        },
        removeOpt: removeAnimationOpt
    });

    symbolEl.fadeOut(null, data.hostModel as TreeSeriesModel, {
        fadeLabel: true,
        animation: removeAnimationOpt
    });

    // remove edge as parent node
    zrUtil.each(node.children, function (childNode) {
        removeNodeEdge(childNode, data, group, seriesModel, removeAnimationOpt);
    });
    // remove edge as child node
    removeNodeEdge(node, data, group, seriesModel, removeAnimationOpt);
}

function getEdgeShape(
    layoutOpt: TreeSeriesOption['layout'],