react-phylogeny-tree-gl/lib/plugins/createPluginOnViewSubtree.js

React integration of phylocanvas.gl. Component and hook for phylogenetic tree visualistion.

export function createOnViewSubtreePlugin(onViewSubtree) {
    return function onViewSubtreePlugin(tree, decorate) {
        decorate('setRoot', (delegate, args) => {
            const [nodeOrId] = args;
            const node = this.findNodeById(nodeOrId);
            if (node === null || node === undefined || !node.isLeaf) {
                delegate(...args);
                if (tree) {
                    const leafs = tree.getGraphAfterLayout().leaves.map((value) => value.label || value.id);
                    onViewSubtree(tree, leafs);
                }
            }
        });
    };
}
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