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Gene Visualization
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| license: mit |
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| [{"orientation": "fwd", "stop": 250, "start": 49, "gene": "1"}, | |
| {"orientation": "fwd", "stop": 305, "start": 265, "gene": "2"}, | |
| {"orientation": "rev", "stop": 440, "start": 361, "gene": "3"}, | |
| {"orientation": "fwd", "stop": 620, "start": 500, "gene": "4"}] |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| // first, make a general svg: | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", 1000) | |
| .attr("height", 1000); | |
| // next, read in the data from the json file: | |
| d3.json("data.json", function(error,Data) { | |
| // then, create a group and append it to the svg | |
| var Group = d3.select("svg").selectAll("g") | |
| .data(Data) | |
| .enter() | |
| .append("svg:g") | |
| // then, add a rectangle for each data element to the group (in the svg) | |
| Group.append("rect") | |
| .attr("x", function(d) {return d.start}) | |
| .attr("y", function(d) { | |
| if (d.orientation == "fwd") {return 400;} | |
| else if (d.orientation == "rev") {return 440} }) | |
| .attr("width", function(d) {return d.stop - d.start} ) | |
| .attr("height", 50) | |
| .attr("stroke", "black") | |
| .attr("stroke-width", "2") | |
| .attr("fill", function(d) { | |
| if (d.orientation == "fwd") {return "navy";} | |
| else if (d.orientation == "rev") {return "skyblue"}; }) | |
| // finally, add a gene label to the gene in the group | |
| Group.append("text") | |
| .text(function(d) {return d.gene}) | |
| .attr("height", 50) | |
| .attr("width", 50) | |
| .attr("y", function(d) { | |
| if (d.orientation == "fwd") {return 435;} | |
| else if (d.orientation == "rev") {return 475}; }) | |
| .attr("x", function(d) {return (d.start + (d.stop - d.start)/2)-8}) | |
| .style("font-size", 30) | |
| .style("fill", "white") | |
| }); | |
| </script> | |
| </body> |
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