Method _add_node_data

src/jsmind.js:427–439

* Add node data to the mind map without triggering UI refresh. * @private * @param {import('./jsmind.node.js').Node} parent_node * @param {string} node_id * @param {string} topic * @param {Record =} data * @param {('left'|'center'|'right'|'-1'|'0'|'1'|number

(parent_node, node_id, topic, data, direction)

     * @returns {import('./jsmind.node.js').Node|null}
     */
    _add_node_data(parent_node, node_id, topic, data, direction) {
        var dir = Direction.of(direction);
        if (dir === undefined) {
            dir = this.layout.calculate_next_child_direction(parent_node);
        }

        var node = this.mind.add_node(parent_node, node_id, topic, data, dir);
        if (!!node) {
            this.view.add_node(node);
            this.view.reset_node_custom_style(node);
        }
        return node;
    }

    /**
     * Refresh UI after node changes.