genome browser

Genome browser for phamerator.org

forked from scresawn's block: genome browser

forked from thanisata's block: genome browser

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
	<link rel="stylesheet" type="text/css" href="https://fonts.googleapis.com/css?family=Roboto+Slab:400,100,300,700">
	<link rel="stylesheet" type="text/css" href="https://fonts.googleapis.com/css?family=Roboto:400,100,100italic,300,300italic,400italic,500,500italic,700,700italic,900,900italic">

</head>

<body>    
  <script>
    // Feel free to change or delete any of the code you see!
    var genomelength = 7800;
    
    var tickMarks = {thousand: [], fivehundred: [], onehundred: []};
    
		var genome_positions = [];
		for (var i = 1; i <= genomelength; i++) {
    	genome_positions.push(i);
		}
    
    genome_positions.forEach(function(currentValue, index, myArray){
      if (currentValue % 1000 === 0) {
        tickMarks.thousand.push(currentValue);
      }
      else if (currentValue % 500 === 0) {
        tickMarks.fivehundred.push(currentValue);

}
      else if (currentValue % 100 === 0) {
        tickMarks.onehundred.push(currentValue);
      }
    });    
    var svg = d3.select("body").append("svg").attr({height: 500,width: genomelength/10});
    svg.append("rect")
      .attr({x: 0, y: 100, width: genomelength/10, height: 30})
    	.style({"stroke-width": "2px", "fill": "white", "stroke": "black"});
    
    d3.json("genes.json.txt", function(error, json) {
		  if (error) return console.warn(error);
			var genes = svg.selectAll(".genes")
  	  	.data(json)
    	  .enter()
      	.append("g");

genes.append("rect")
     	  .attr("y", function (d) {
        if (d.direction == "forward") {
          	if (d.name % 2 === 0) {
            	return 70;
            }
          	else { return 40;}
          }
        	else if (d.direction == "reverse") {
            if (d.name % 2 === 0) {
            	return 160;
            }
            else { return 130; }
          }
      })
      	.attr("x", function (d) {
        	if (d.direction === "forward") {
            return (0 - ((d.stop-d.start)/10)) - 2;
          }
        	else if (d.direction === "reverse") {
            return (genomelength/10) + 2;
          }
      })
       	.attr("height", function (d) {return 30;})
        .attr("width", function (d) { return (d.stop-d.start)/10; })
       	.style({"stroke":"black", "stroke-width": "2px"})
   			.transition().delay(3000).duration(1500)
   	    .attr("x", function (d) { return d.start/10; })

.attr("fill", function (d) {
        	if (d.direction == "forward") {
            return "green";
          }
        	else if (d.direction == "reverse") {
            return "red";
          }
        	else {
            return "black";
          }
      	});

genes.append("text") // gene name
    	.attr("x", function(d) { return ((d.start + d.stop)/2)/10;})
     	.attr("y", function (d) {
      if (d.direction == "forward") {
      	if (d.name % 2 === 0) {
        	return 90;
        }
        else { return 60;}
      }
			else if (d.direction == "reverse") {
      	if (d.name % 2 === 0) {
        	return 180;
        }
        	else { return 150;}
      }
    })
    .style({"text-anchor": "middle", "fill": "black"})
    .attr("font-family", "sans-serif")
    .text(function(d) {return d.name})
    .attr("fill-opacity", 0)
    .transition().delay(4500).duration(1000)
		.attr("fill-opacity", 1);

genes.append("text") // pham name
    	.attr("x", function(d) { return ((d.start + d.stop)/2)/10;})
     	.attr("y", function (d) {
      if (d.direction == "forward") {
      	if (d.name % 2 === 0) {
        	return 60;
        }
        else { return 30;}
      }
			else if (d.direction == "reverse") {
      	if (d.name % 2 === 0) {
        	return 210;
        }
        	else { return 180;}
      }
    })
    
    .style({"text-anchor": "middle", "fill": "black"})
    .attr("font-family", "sans-serif")
    .text(function(d) {return d.pham})
    .attr("fill-opacity", 0)
    .transition().delay(4500).duration(1000)
		.attr("fill-opacity", 1);
    });

//.attr("transform", function (d) { return "translate(" + d/10 + ",0)"; });
  	group.append("text")
	    .attr("x", function(d) {return (d/10) + 3;})
  	  .attr("y", (90) + 22)
	    .attr("font-family", "sans-serif")
	    .attr("font-size", "14px")
	    .attr("fill", "green")
	    .style("text-anchor", "start")
	    .text(function(d) { return d/1000; });
		var group2 = svg.selectAll(".b")
      .data(tickMarks.fivehundred)
      .enter()
	    .append("g");
    group2.append("rect")
     	.style({"fill": "black"})
      .attr({x: 0, y: 100, width: "1px", height: 15})
     	.transition().duration(2000)
      .attr("transform", function (d) { return "translate(" + d/10 + ",0)"; });
		var group3 = svg.selectAll(".c")
      .data(tickMarks.onehundred)
      .enter()
	    .append("g");
    group3.append("rect")
     	.style({"fill": "black"})
      .attr({x: 0, y: 115, width: "1px", height: 15})
    	.transition().duration(1000)
      .attr("transform", function (d) { return "translate(" + d/10 + ",0)"; });

</script>
</body>

https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js