Data-visualization/rheingold.html at main · Kisaa-Fatima/Data-visualization · GitHub

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<body>
    <link rel="stylesheet"
    href="rheingold.css"
    text="type/css" >
    </link>

    <div class="title" align="center"style="font-family:'Brush Script MT', cursive;font-weight: bold;font-size: 40px;text-shadow: 1.5px 1.5px orange;color:black">
        Reigngold Tilford Layout
    </div></body>

    <!--            reigngoldtilford correct       -->
<!--
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Reingold-Tilford Tree Layout</title>
  <script src="https://d3js.org/d3.v7.min.js"></script>
</head>
<body>


  <input type="file" id="csvInput" accept=".csv">

<script>
  // Function to handle user input
  document.getElementById('csvInput').addEventListener('change', handleFileSelect);

  function handleFileSelect(event) {
    const file = event.target.files[0];

    if (file) {
      // Read the CSV file
      const reader = new FileReader();
      reader.onload = function(e) {
        const csvData = d3.csvParse(e.target.result);
        const adjacencyMatrix = convertCSVToMatrix(csvData);
        createReingoldTilfordLayout(adjacencyMatrix);
      };
      reader.readAsText(file);
    }
  }

  function convertCSVToMatrix(csvData) {
    const matrix = [];
    csvData.forEach((row) => {
      const rowData = Object.values(row).map(Number);
      matrix.push(rowData);
    });
    return matrix;
  }

  function createReingoldTilfordLayout(matrix) {
    // Convert the adjacency matrix to hierarchical data
    var hierarchicalData = convertToHierarchical(matrix);

    // Set the size of the canvas
    var width = 1000;
    var height = 600;

    // Create a tree layout
    var treeLayout = d3.tree().size([width, height]);

    // Apply the Reingold-Tilford layout to the data
    var treeData = treeLayout(d3.hierarchy(hierarchicalData));

    // Create an SVG element
    var svg = d3.select("body").append("svg")
      .attr("width", width)
      .attr("height", height)
      .append("g")
      .attr("transform", "translate(50, 20)");  // Adjust the translation as needed

    // Draw links
    var links = svg.selectAll(".link")
      .data(treeData.links())
      .enter().append("path")
      .attr("class", "link")
      .attr("d", d3.linkHorizontal()
        .x(function(d) { return d.y; })
        .y(function(d) { return d.x; }));

    // Draw nodes
    var nodes = svg.selectAll(".node")
      .data(treeData.descendants())
      .enter().append("g")
      .attr("class", "node")
      .attr("transform", function(d) {
        return "translate(" + d.y + "," + d.x + ")";
      });

    nodes.append("circle")
      .attr("r", 5);

    nodes.append("text")
      .attr("dy", ".35em")
      .attr("x", function(d) { return d.children ? -13 : 13; })
      .style("text-anchor", function(d) { return d.children ? "end" : "start"; })
      .text(function(d) { return d.data.name; });

    function convertToHierarchical(matrix) {
      const root = { name: "root", children: [] };

      for (let i = 0; i < matrix.length; i++) {
        const node = { name: "Node " + i, children: [] };

        for (let j = 0; j < matrix[i].length; j++) {
          if (matrix[i][j] === 1) {
            node.children.push({ name: "Node " + j });
          }
        }

        root.children.push(node);
      }

      return root;
    }
  }
</script>

</body>
</html>   -->


<!--                      reingoldtilfordd treee              -->

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Reingold-Tilford Layout</title>
  <script src="https://d3js.org/d3.v7.min.js"></script>
</head>
<body>
  <input type="file" id="csvInput" accept=".csv">
  <svg width="1000" height="600"></svg>

  <script>
    const fileInput = document.getElementById('csvInput');
    fileInput.addEventListener('change', handleFile);

    function handleFile(e) {
      const file = e.target.files[0];
      const reader = new FileReader();

      reader.onload = function(event) {
        const csvData = event.target.result;
        visualizeCSV(csvData);
      }

      reader.readAsText(file);
    }

    function visualizeCSV(csvData) {
      // Parse CSV data
      const rows = d3.csvParseRows(csvData);
      const columns = rows[0].length;

      // Create an adjacency matrix
      const adjacencyMatrix = [];
      for (let i = 0; i < columns; i++) {
        const columnData = [];
        for (let j = 1; j < rows.length; j++) {
          columnData.push(parseInt(rows[j][i]));
        }
        adjacencyMatrix.push(columnData);
      }

      // Create the tree layout manually
      const treeData = { name: 'Root', children: [] };

      for (let i = 0; i < columns; i++) {
        const child = { name: String.fromCharCode(97 + i), children: [] };
        for (let j = 0; j < adjacencyMatrix[i].length; j++) {
          if (adjacencyMatrix[i][j] === 1) {
            const grandchild = { name: String.fromCharCode(97 + j) };
            child.children.push(grandchild);
          }
        }
        treeData.children.push(child);
      }

      const root = d3.hierarchy(treeData, d => d.children);
      const treeLayout = d3.tree().size([700, 500]);
      treeLayout(root);

      const svg = d3.select("svg").html("");

      const links = svg.selectAll("line.link")
        .data(root.links())
        .enter().append("line")
        .attr("class", "link")
        .attr("x1", d => d.source.x)
        .attr("y1", d => d.source.y)
        .attr("x2", d => d.target.x)
        .attr("y2", d => d.target.y)
        .attr("stroke", "white");

      const nodes = svg.selectAll("circle.node")
        .data(root.descendants())
        .enter().append("circle")
        .attr("class", "node")
        .attr("cx", d => d.x)
        .attr("cy", d => d.y)
        .attr("r", 10)
        .attr("fill", "orange");

      const labels = svg.selectAll("text.label")
        .data(root.descendants())
        .enter().append("text")
        .attr("class", "label")
        .attr("x", d => d.x)
        .attr("y", d => d.y - 15)
        .attr("text-anchor", "middle")
        .text(d => d.data.name)
        .attr("fill", "blue");
    }
  </script>
</body>
</html>