D3 Examples - Top 50 Hollywood films released from 2007-2011, budget($m) vs. audience ratings(%)

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<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="utf-8">
        <title>Scatterplot</title>
        <script type="text/javascript" src="https://d3js.org/d3.v3.min.js"></script>
        <style type="text/css">
            
            body {
​
                background-color: #fff1e0;
                font-family: Arial, sans-serif;
            }
​
            h1 {
                color: #3B3D3B;
                line-height: 50%;
               }
​
             p {
                color: #3B3D3B;
                line-height: 40%;
                font-size: 16px;
               }
​
            circle{
                fill: #bb6d82;     
            }
​
            svg {
                background-color: #fff1e0;
            }
​
            circle:hover {
                fill: #723545;
            
            }
            
            circle {
                cursor: pointer;
            }
​
            .tooltip {
                   position: absolute;
                   font-family: Arial, sans-serif;
                   background: #eee;
                   box-shadow: 0 0 5px #999999;
                   color: #333;
                   font-size: 14px;
                   line-height: 19px;
                   left: 130px;
                   width: 210px;
                   border-style: solid;
                   border-color: #76787A;
                   border-width: 0px;
                   border-radius: 7px;
                   z-index: 1000;
            }
​
​
            .axis path,
            .axis line {
                stroke: #cec5b8;
                stroke-dasharray:2,2;
                fill: none;
                shape-rendering: crispEdges;
            }
            
            .axis text {
                font-family: sans-serif;
                font-size: 11px;
                fill: #3B3D3B;
            }
​
        </style>
    </head>
    <body>  
​
        <h1>Top 50 Hollywood films released from 2007-2011</h1>
​
        <p>Film Hollywood budget ($m) vs. audience ratings (%)</p>
​
        <script type="text/javascript"> 
​
            var body = d3.select('body');
            var w = 700;
            var h = 600;
            var padding = [ 20, 10, 30, 50 ];  //Top, right, bottom, left
            var xScale = d3.scale.linear()
                                .range([ padding[3], w - padding[1] - padding[3] ]);
            
            var yScale = d3.scale.linear()
                                .range([ padding[1], h - padding[2] ]);
​
            var xAxis = d3.svg.axis()
                                .scale(xScale)
                                .orient("bottom")
                                .ticks(16);
​
            var yAxis = d3.svg.axis()
                                .scale(yScale)
                                .orient("left")
                                .ticks(8)
                                .tickFormat(function(d) {
                                return d + "%";
                    }); 
​
            var tip=d3.select("body").append('div')
                                .attr('class', 'tooltip')
                                .style('position','absolute')
                                .style('padding','5px 10px')
                                .style('background','white')
                                .style('opacity',0);
​
            var svg = d3.select("body")
                                .append("svg")
                                .attr("width", w)
                                .attr("height", h);
​
            d3.csv("top50HollywoodFilmsReleasedFrom2007_2011.csv", function(data) {
​
                xScale.domain([
                    d3.min(data, function(d) {
                        return +d.budget;
                    }), 
                    d3.max(data, function(d) {
                        return +d.budget;
                    })
                ]);
​
                yScale.domain([100, 30,
                    d3.max(data, function(d) {
                        return + d.audienceRatings;
                    }),
​
                    d3.min(data, function(d) {
                        return + d.audienceRatings;
                    })
                ]);
​
                var circles = svg.selectAll("circle")
                                 .data(data)
                                 .enter()
                                 .append("circle");
​
                circles.attr("cx", function(d){
                        return xScale(d.budget);
                    })
                    .attr("cy", function(d) {
                        return yScale(d.audienceRatings);
                    })
​
                    .attr("r", 0.1)
                    .on('mousemove', function(d){
                        return toolTip(d)})
​
                    .on('mouseout', function(d){
                        return toolTipOff(d)});
​
                circles.sort(function(a, b) {
                        return d3.ascending(a.audienceRatings, b.audienceRatings);
                    })
                    .transition()
                    .delay(function(d, i) {
                        return i * 50;
                    })
​
                    .duration(1000)
                    .attr("r", 6);
​
                svg.append("g")
                    .attr("class", "x axis")
                    .attr("transform", "translate(0," + (h - padding[2] + 3) + ")")
                    .call(xAxis);
​
                svg.append("g")
                    .attr("class", "y axis")
                    .attr("transform", "translate(" + (padding[3] - 3) + ")")
                    .call(yAxis);
​
                svg.append("text")
                            .attr("transform", "rotate(-90)")
                            .attr("y", 6)
                            .attr("x", margin.top - (height / 2))
                            .attr("dy", ".71em")
                            .style("text-anchor", "end")
                            .text("Price ($)");
​
​
​
                     function toolTip(d) {
                            var xPos = d3.event.pageX + 5;
                            var yPos = d3.event.pageY + 5;
                     if (xPos>w/2) {
                           xPos=xPos-tip.style("width").replace("px", "")-10;
             };
                     if (yPos>h){
                           yPos=yPos-tip.style("height").replace("px", "")-25;
             };
​
             tip.style('opacity',.9)
                    .html("<strong>" + d.hollywoodFilms + "</strong> " + " </br> Hollywood film budget " + d.budget + "($m)" + " </br> Audience ratings " + d.audienceRatings + "(%)")
                    .style("left", xPos + "px")
                    .style("top", yPos + "px");
             };
​
             function toolTipOff(d) {
                tip.style('opacity',0);
           };
        });
​
        </script>
​
    </body>
</html>
    