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76 lines
2.3 KiB
76 lines
2.3 KiB
3 years ago
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/* ------------------------------------------------------------------------------
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*
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* # D3.js - weighted Venn diagram
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*
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* Venn diagram demo with weights
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*
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* Version: 1.0
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* Latest update: August 1, 2015
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*
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* ---------------------------------------------------------------------------- */
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$(function () {
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// Data set
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// ------------------------------
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// Circles
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var sets = [{label: "0", size: 7000},
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{label: "1", size: 7000},
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{label: "2", size: 2000},
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{label: "3", size: 11000},
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{label: "4", size: 11000}];
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// Overlaps
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var overlaps = [{id: 1, sets: [2,0], size: 300},
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{id: 2, sets: [2,1], size: 300},
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{id: 4, sets: [2,3], size: 100},
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{id: 5, sets: [2,4], size: 100},
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{sets: [0,0], size: 0, weight: 1e-10},
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{sets: [0,1], size: 0, weight: 1e-10},
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{sets: [0,3], size: 0, weight: 1e-10},
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{sets: [0,4], size: 0, weight: 1e-10},
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{sets: [1,0], size: 0, weight: 1e-10},
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{sets: [1,1], size: 0, weight: 1e-10},
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{sets: [1,3], size: 0, weight: 1e-10},
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{sets: [1,4], size: 0, weight: 1e-10},
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{sets: [3,0], size: 0, weight: 1e-10},
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{sets: [3,1], size: 0, weight: 1e-10},
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{sets: [3,3], size: 0, weight: 1e-10},
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{sets: [3,4], size: 0, weight: 1e-10},
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{sets: [4,0], size: 0, weight: 1e-10},
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{sets: [4,1], size: 0, weight: 1e-10},
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{sets: [4,3], size: 0, weight: 1e-10},
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{sets: [4,4], size: 0, weight: 1e-10}];
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// Initialize chart
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// ------------------------------
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// Colors
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var colours = d3.scale.category10();
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// Bind data
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sets = venn.venn(sets, overlaps);
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// Draw diagram
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var diagram = venn.drawD3Diagram(d3.select("#d3-venn-weighted"), sets, 350, 350);
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// Circle styles
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diagram.circles
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.style("fill-opacity", .7)
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.style("stroke-opacity", 0)
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.style("fill", function(d,i) { return colours(i); })
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.style("stroke", function(d,i) { return colours(i); });
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// Text styles
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diagram.text
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.style("fill", "white")
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.style("font-weight", "500");
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});
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