hw6 first commit

hw6/public/js/script.js

@@ -0,0 +1,20 @@
+let tooltip = new Tooltip();
+
+let votePercentageChart = new VotePercentageChart(tooltip);
+
+let tileChart = new TileChart(tooltip);
+
+let shiftChart = new ShiftChart();
+
+let electoralVoteChart = new ElectoralVoteChart(shiftChart);
+
+
+// Load the data corresponding to all the election years.
+// Pass this data and instances of all the charts that update on year
+// selection to yearChart's constructor.
+d3.csv("data/yearwiseWinner.csv").then(electionWinners => {
+  console.log(electionWinners);
+  let yearChart = new YearChart(electoralVoteChart, tileChart,
+                                votePercentageChart, electionWinners);
+  yearChart.update();
+});