stles added + d3 column added

js/draw-chart.js

@@ -0,0 +1,46 @@
+function drawChart(data)
+{
+  var eleChart = d3.select(".chart").html(""),
+      eleChartBbox = eleChart.node().getBoundingClientRect(),
+      margin = {top: 20, right: 20, bottom: 30, left: 40},
+      width = +eleChartBbox.width - margin.left - margin.right,
+      height = +eleChartBbox.height - margin.top - margin.bottom;
+
+  var svg = eleChart.append("svg").attr("width",width).attr("height",height);
+
+  var x = d3.scaleBand().rangeRound([0, width]).padding(0.1),
+      y = d3.scaleLinear().rangeRound([height, 0]);
+
+  var g = svg.append("g")
+      .attr("transform", "translate(" + margin.left + "," + margin.top + ")");
+
+
+  x.domain(data.map(function(d) { return d.x; }));
+  y.domain([0, d3.max(data, function(d) { return d.y; })]);
+
+  g.append("g")
+      .attr("class", "axis axis-x")
+      .attr("transform", "translate(0," + height + ")")
+      .call(d3.axisBottom(x));
+
+  g.append("g")
+      .attr("class", "axis axis-y")
+      .call(d3.axisLeft(y).ticks(10, "%"))
+    .append("text")
+      .attr("transform", "rotate(-90)")
+      .attr("y", 6)
+      .attr("dy", "0.71em")
+      .attr("text-anchor", "end")
+      .text("y");
+
+  g.selectAll(".bar")
+    .data(data)
+    .enter().append("rect")
+      .attr("class", "bar")
+      .attr("x", function(d) { return x(d.x); })
+      .attr("y", function(d) { return y(d.y); })
+      .attr("width", x.bandwidth())
+      .attr("height", function(d) { return height - y(d.y); });
+
+}
+