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transitions_graph_view.html
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transitions_graph_view.html
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<!-- based on https://bl.ocks.org/heybignick/3faf257bbbbc7743bb72310d03b86ee8 -->
<!DOCTYPE html>
<meta charset="utf-8">
<style>
.links line {
stroke: #999;
stroke-opacity: 0.6;
}
.nodes circle {
stroke: #fff;
stroke-width: 1.5px;
}
text {
font-family: sans-serif;
font-size: 10px;
}
</style>
<svg width="1800" height="1000"></svg>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script>
var svg = d3.select("svg"),
width = +svg.attr("width"),
height = +svg.attr("height");
var color = d3.scaleOrdinal(d3.schemeCategory20);
var simulation = d3.forceSimulation()
.force("link", d3.forceLink().id(function(d) { return d.id; }))
.force("charge", d3.forceManyBody().strength(-240))
//.force("charge", function(d){return -(1+d.total_out)})
.force("center", d3.forceCenter(width / 2, height / 2));
d3.json("transitions_graph.json", function(error, graph) {
if (error) throw error;
var link = svg.append("g")
.attr("class", "links")
.selectAll("line")
.data(graph.links)
.enter().append("line")
.attr("stroke-width", function(d) { return Math.sqrt(d.value); });
var node = svg.append("g")
.attr("class", "nodes")
.selectAll("g")
.data(graph.nodes)
.enter().append("g")
var circles = node.append("circle")
.attr("r", function(d) { return 4 + Math.pow(1 + d.total_out, 0.33); })
.attr("fill", function(d) { return color(d.group); });
// Create a drag handler and append it to the node object instead
var drag_handler = d3.drag()
.on("start", dragstarted)
.on("drag", dragged)
.on("end", dragended);
drag_handler(node);
//var lables = node.append("text")
// .text(function(d) {
// return d.sentence;
// })
// .attr('x', 6)
// .attr('y', 3);
node.append("title")
.text(function(d) { return d.sentence; });
simulation
.nodes(graph.nodes)
.on("tick", ticked);
simulation.force("link")
.links(graph.links);
function ticked() {
link
.attr("x1", function(d) { return d.source.x; })
.attr("y1", function(d) { return d.source.y; })
.attr("x2", function(d) { return d.target.x; })
.attr("y2", function(d) { return d.target.y; });
node
.attr("transform", function(d) {
return "translate(" + d.x + "," + d.y + ")";
})
}
});
function dragstarted(d) {
if (!d3.event.active) simulation.alphaTarget(0.3).restart();
d.fx = d.x;
d.fy = d.y;
}
function dragged(d) {
d.fx = d3.event.x;
d.fy = d3.event.y;
}
function dragended(d) {
if (!d3.event.active) simulation.alphaTarget(0);
d.fx = null;
d.fy = null;
}
</script>