Example of how to re-root a tree on an internal node in TnT Tree. Click on an internal node to re-root the tree in that node. Click on the "Full Tree" button to get the full tree again
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August 10, 2016 16:35
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Selecting subtrees
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| <!DOCTYPE html> | |
| <head> | |
| <link rel="stylesheet" href="http://tntvis.github.io/tnt.tree/build/tnt.tree.css" type="text/css" /> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script src="http://tntvis.github.io/tnt.tree/build/tnt.tree.min.js"></script> | |
| <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.2/jquery.min.js"></script> | |
| </head> | |
| <body> | |
| <button>Full Tree</button> | |
| <div id="mydiv"></div> | |
| <script> | |
| // newick tree | |
| var newick = "((((((((PATIENT_D:1.0,PATIENT_F:1.0):0.8,PATIENT_H:1.0):0.50,(((Local_Control_4:1.0,Local_Control_3:1.0):1.0,Local\ | |
| _Control_1:1.0):0.60,(Local_Control_5:1.0,Local_Control_2:1.0):0.9):0.40):0.70,DENTIST_WIFE:1.0):0.70,(PATIENT_E:1.0,PATIENT_B:1.0):\ | |
| 0.9):1.0,PATIENT_G:1.0):0.8,(DENTIST:1.0,PATIENT_C:1.0):0.70):1.0,PATIENT_A:1.0);"; | |
| var tree = tnt.tree(); | |
| tree | |
| .data(tnt.tree.parse_newick(newick)) | |
| .node_display(tree.node_display() | |
| .size(4) | |
| .fill("#888888") | |
| ) | |
| .label (tnt.tree.label.text() | |
| .fontsize(12) | |
| .height(24) | |
| ) | |
| .layout(tnt.tree.layout.vertical() | |
| .width(650) | |
| .scale(false) | |
| ); | |
| tree(document.getElementById("mydiv")); | |
| var root = tree.root(); | |
| // Reroot when clicking a subnode | |
| tree.on("click", function (node) { | |
| var subtree = root.subtree(node.get_all_leaves()); | |
| tree.data(subtree.data()); | |
| tree.update(); | |
| }); | |
| // Getting the full tree back | |
| $('button').on('click', function() { | |
| tree.data(root.data()); | |
| tree.update(); | |
| }); | |
| </script> | |
| </body> |
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