All examples By author By category About

carlvlewis

Full window Github gist

Responsive d3v4 treemap with hierarchical zoom

<!DOCTYPE html>
<html>
  <head>
<meta charset="UTF-8">
<meta name="author" content="@carlvlewis">

<meta name="viewport" content="width=device-width,initial-scale=1">
<title>City of Savannah Expenses, 2017</title>
	  <link href="https://s3-us-west-2.amazonaws.com/s.cdpn.io/150248/squaire.css" rel="stylesheet" />
    <link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.4.0/css/font-awesome.min.css" rel="stylesheet" />
     <link href="https://openbudgetsac.org/css/style.css" rel="stylesheet" />
    <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.4.5/d3.min.js"></script>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
	   <script src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/150248/squaire.js"></script>
	  
	  <style>
html{
  overflow-x:hidden;
}
#chart {
  width: 100%;
  margin-top:-80px;
  height: 460px;
  position: relative;
  pointer-events: all;
  font-family: helvetica,arial, sans-serif;
}

#legend {
    width: 100%;
    height: 20px;
    margin: 25px auto;
    position: relative;
  margin-left: 20%;
    float: center;
    text-align: center;
}

h1,h2,h3,h4,h5, p, em {
  font-family: helvetica, arial, sans-serif;
}

text {
  pointer-events: all;
}

.alignleft {
	float: left;
}
.alignright {
	float: right;
}

.grandparent text {
  font-weight: bold;
  font-size: 22px;
}

rect {
  stroke: #fff;
  stroke-width: 1.5px;
}

rect.parent,
.grandparent rect {
  stroke-width: 1.5px;
}

.grandparent rect {
  fill: #bbb;
  text-align: center;
}

.grandparent:hover rect {
  fill: #f0f0f0;
}

.children rect.parent,
.grandparent rect {
  cursor: pointer;
}

.children rect.child {
  opacity: 1;
}

.children rect.parent {
	opacity: 1;
}

.children:hover rect.child {
  opacity: 1;
  stroke-width: 1.5px;
}

.children:hover rect.parent {
  opacity: .5;
}

.legend rect {
  stroke-width: 0px;
}

.legend text {
  text-anchor: middle;
  font-size: 11px;
  fill: black;
}

.textdiv { /* text in the boxes */
	font-size: 13px;
	padding: 5px;
}

div.tooltip {
  position: absolute;
  text-align: center;
  width: 30%;
  height: 285px;
  line-height: 18px;
  padding: 2px;
  font-size: 14px;
  font-weight: normal;
  background: rgba(0, 0, 0, 0.8);
  border: 1px;
  border-radius: 8px;
  color: rgba(255, 255, 255, .95);
  pointer-events: none;
}

h5.center {
  text-align: center;
    }
    </style></head>
  <body>
    <script>
    function ZoomableTreeMap() {
    var dollarformat = d3.format("$0,000")
    var pctformat = d3.format("00.0%")

var margin = {top: 40, right: 0, bottom: 0, left: 0},
        width = 960,
        height = 460 - margin.top - margin.bottom,
        formatNumber = d3.format(",d"),
        formatLegend = d3.format(",%"),
        colorDomain = [-5000, -500, -20, -5, 0, 5, 20, 500, 5000],
        colorRange = ["#67001f", "#b2182b", "#d6604d", "#f4a582", "#f7f7f7", "#92c5de", "#4393c3", "#2166ac", "#053061"],
        transitioning;

var x = d3.scale.linear()
        .domain([0, width])
        .range([0, width]);

var y = d3.scale.linear()
        .domain([0, height])
        .range([0, height]);

var color = d3.scale.linear()
        .domain(colorDomain)
        .range(colorRange);

function colorIncrements(d){
        return (30)/12*d + -15;
    }

/////////////
/// LEGEND //
/////////////
    var legend = d3.select("#legend").append("svg")
        .attr("width", '100%')
        .attr("height", 40)
        .attr('class', 'legend')
        .attr("x", 12)
        .selectAll("g")
        .data([0,2,4,6,8,10,12])
        .enter()
        .append('g');

legend.append("rect")
        .attr("x", function(d){return margin.left + d * 40})
        .attr("y", 0)
        .attr("fill", function(d) {return color(colorIncrements(d))})
        .attr('width', '40px')
        .attr('height', '8px')

legend.append("text")
        .text(function(d){return formatLegend(colorIncrements(d)/100)})
        .attr('y', 30)
        .attr('x', function(d){return margin.left + d * 40 + 20});

/// END LEGEND ///

var svg = d3.select("#chart").append("svg")
        .attr("width", '100%')
        .attr("height", height + margin.bottom + margin.top)
        .style("margin-left", -margin.left + "px")
        .style("margin.right", -margin.right + "px")
        .append("g")
        .attr("transform", "translate(" + margin.left + "," + margin.top + ")")

.style("shape-rendering", "crispEdges");

var aspect = width / height,
        chart = d3.select("svg");
    d3.select("html")
        .on("resize", function() {
            var targetWidth = chart.node().getBoundingClientRect().width;
            chart.attr("width", targetWidth);
            chart.attr("height", targetWidth / aspect);
        });

var div = d3.select("#chart").append("div")
        .attr("class", "tooltip")
        .style("opacity", 0);

var grandparent = svg.append("g")
        .attr("class", "grandparent");

grandparent.append("rect")
        .attr("y", -margin.top)
        .attr("width", "100%")
        .attr("height", margin.top);

grandparent.append("text")
        .attr("x", 6)
        .attr("y", 10 - margin.top)
        .attr("dy", ".75em");

//////////////////
/// Second chart
//////////////////
    var lgsize=100
    var smsize=50

d3.json("https://gist.githubusercontent.com/carlvlewis/d0b2cbb6b214c7ca658a89d3c2fd6bfa/raw/e290e0947c3998b19a4a9a0facb9547962c1b5e6/sav_budget_expenses_json", function(root) {
        initialize(root);
        accumulate(root);
        accum2(root);
        layout(root);
        display(root);

function initialize(root) {
            root.x = root.y = 0;
            root.dx = document.getElementById("chart").getBoundingClientRect().width;
            root.dy = height;
            root.depth = 0;
        }

// Aggregate the values for internal nodes. This is normally done by the
        // treemap layout, but not here because of our custom implementation.
        // We also take a snapshot of the original children (_children) to avoid
        // the children being overwritten when when layout is computed.
        function accumulate(d) {
            console.log(d.amount2017);
            return (d._children = d.children)
                ? d.amount2017 = d.children.reduce(function(p, v) { return p + accumulate(v); }, 0)
                : d.amount2017;
        }

function accum2(d) {
            console.log(d.amount2016);
            return (d._children = d.children)
                ? d.amount2016= d.children.reduce(function(p, v) { return p + accum2(v); }, 0)
                : d.amount2016
        }

function display(d) {

// filter
            //var data=d._children.filter(function(d) { return d.amount2017 >= 20000000; });

//added for small box

grandparent
                .datum(d.parent)
                .on("click", transition_out)
                .select("text")
                .text(name(d));

var g1 = svg.insert("g", ".grandparent")
                .datum(d)
                .attr("class", "depth");

var g = g1.selectAll("g")
                .data(d._children)
                .enter().append("g");

g.filter(function(d) { return d._children; })
                .classed("children", true)
                .on("click", transition_in);

g.on("mouseover", function(d) {
                div.transition().duration(50)
                    .style("opacity", 1)
                    .style("height", (d.desc!=null ? (Math.ceil(d.desc.length/75)*19+107) + "px" : "107px"))
                div.html("<br/>"+d.name + "<br/>" + "2017  :     "+ dollarformat(d.amount2017) + " <br/> 2016  :     " +dollarformat(d.amount2016) +"<br/> Percentage change: "+ (((d.amount2017-d.amount2016)/d.amount2016)*100).toFixed(2).toString()+"% <br/>"+(d.desc!=null ? d.desc : ""))
                    .style("left", Math.max(Math.min((d3.event.pageX - 350),430),20) + "px")
                    .style("top", Math.min((d3.event.pageY-70),200) + "px");
            })
                .on("mouseout", function() {
                    div.transition().duration(50)
                        .style("opacity", 0);
                })
            g.append("rect")
                .attr("class", "parent")
                .call(rect)
                .append("title")
                .text(function(d) { return formatNumber(d.amount2017); });

g.append("foreignObject")
                .call(rect)
                .attr("class","foreignobj")
                .append("xhtml:div")
                .attr("dy", ".75em")
                .html(function(d) {  if(parseInt( x(d.x + d.dx) - x(d.x) ) >25 ) return d.name + ": " + dollarformat(d.amount2017); else return "  "; })
                .attr("class","textdiv"); //textdiv class allows us to style the text easily with CSS

function transition_in(d) {
                if (transitioning || !d) return;
                transitioning = true;

arrow=grandparent.append("text")		// append arrow
                    .attr('font-family', 'FontAwesome')
                    .attr("class", "svg-icon")
                    .attr("x", 915)
                    .attr("y", 25 - margin.top)
                    .text("\uF106")
                    .style("opacity", 0);
                arrow.transition().duration(500)		// fade in arrow
                    .style("opacity", 1)

g.selectAll(".child")
                    .data(function(d) { return d.parent._children || [d]; })
                    .enter().append("rect")
                    .attr("class", "child")
                    .call(rect);

var g2 = display(d),
                    t1 = g1.transition().duration(750),
                    t2 = g2.transition().duration(750);

// Update the domain only after entering new elements.
                x.domain([d.x, d.x + d.dx]);
                y.domain([d.y, d.y + d.dy]);

// Enable anti-aliasing during the transition.
                svg.style("shape-rendering", null);

// Draw child nodes on top of parent nodes.
                svg.selectAll(".depth").sort(function(a, b) { return a.depth - b.depth; });

// Fade-in entering text.
                g2.selectAll(".textdiv").style("color", "rgba(0, 0, 0, 0)"); /* added */

// Transition to the new view.
                t1.selectAll("rect").call(rect);
                t2.selectAll("rect").call(rect);

t1.selectAll(".textdiv").style("display", "block"); /* added */
                t2.selectAll(".textdiv").style("display", "block"); /* added */
                g2.transition().delay(650).duration(100).selectAll(".textdiv").style("color", "rgba(0, 0, 0, 1)"); /* added */
                t1.selectAll(".foreignobj").call(foreign); /* added */
                t2.selectAll(".foreignobj").call(foreign); /* added */

// Remove the old node when the transition is finished.
                t1.remove().each("end", function() {
                    svg.style("shape-rendering", "crispEdges");
                    transitioning = false;
                });
            }

function transition_out(d) {
                if (transitioning || !d) return;
                transitioning = true;

var g2 = display(d),
                    t1 = g1.transition().duration(750),
                    t2 = g2.transition().duration(750);

// Update the domain only after entering new elements.
                x.domain([d.x, d.x + d.dx]);
                y.domain([d.y, d.y + d.dy]);

// Enable anti-aliasing during the transition.
                svg.style("shape-rendering", null);

// Draw child nodes on top of parent nodes.
                svg.selectAll(".depth").sort(function(a, b) { return a.depth - b.depth; });

// Fade-in entering text.
                g2.selectAll(".textdiv").style("color", "rgba(0, 0, 0, 0)"); /* added */

// Transition to the new view.
                t1.selectAll("rect").call(rect);
                t2.selectAll("rect").call(rect);

return g;
        }

function name(d) {
            return d.parent
                ? d.name + ": "+ dollarformat(d.amount2017)
                : d.name + ": "+ dollarformat(d.amount2017);
        }
    });

}

ZoomableTreeMap();

$(window).resize(function () {
    var div = $("#chart").html('');
    var div = $("#legend").html('');

ZoomableTreeMap();
});
    </script>
<div id="chart"></div>
<h5 class="center">% Change from Previous Year</div>
  <div id="legend"></div></body>
</html>

https://cdnjs.cloudflare.com/ajax/libs/d3/3.4.5/d3.min.js

https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js

https://s3-us-west-2.amazonaws.com/s.cdpn.io/150248/squaire.js