Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URLs added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using its URL and the proper URL extension.

+ add another resource

JavaScript

Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource

Packages

Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.

Behavior

Auto Save

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.

HTML

              
                <html>
  <head>
    <title>d3 Line Chart</title>
    <link href="https://fonts.googleapis.com/css?family=Roboto+Slab:400,100" rel="stylesheet" type="text/css">
    <link href="https://fonts.googleapis.com/css?family=Raleway:200" rel="stylesheet" type="text/css">
  </head>
  <body>
  <header>
    <h2>Calgary Flames <span class="score">2</span></h2> vs. 
    <h2>Chicago Blackhawks <span class="score">3</span></h2><span class="date">Wednesday, November 27, 2013</span>
  </header>
  <div id="content">
  <div id="chart-controls">
    <input type="checkbox" id="overlay-strength" name="overlay-strength"><label for="overlay-strength">Show strength</label></input>
  </div>

  <div id="shot-chart"></div>
  <div id="shot-details"></div>
</div>

  <script src="//ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.3.11/d3.min.js"></script>
  </body>
</html>
              
            
!

CSS

              
                body {
  font: 300 13px/18px 'Helvetica Neue', sans-serif;
  color: #333333;
  margin: 0px auto;
  width: 900px;
  background-color: #222;
}

header {
  margin: 0;
  width: 100%;
  padding: 0px 20px;
  height: 30px;
  background-color: #fff;
}

.date {
  display: block;
  font-size: 10px;
  padding-left: 5px;
  text-transform: uppercase;
  font-weight: 700;
}

h2 {
  font-family: 'Roboto Slab', serif;
  display: inline-block;
  font-size: 15px;
  padding-top: 15px;
  line-height: 15px;
  font-weight: 100;
  margin: 0 5px;
}

.score {
  font-weight: 700;
  padding: 0 0 0 5px;
}

#content {
  width: 860px;
  padding: 0px 40px;
  background-color: #fcfcfc;
  overflow: auto;
  margin: 0px auto;
}

#chart-controls {
  position: relative;
  top: 46px;
  left: 20px;
}

input { margin-left: 0px; }
#shot-details {
  width: 155px;
  float: right;
  margin-top: 70px;
}

#shot-details h5 {
  font-size: 13px;
  font-weight: 200;
  padding: 5px 10px;
  font-family: 'Roboto Slab', serif;
  border: 1px solid #eee;
  border-radius: 2px;
  margin: 15px 0px;
}

#shot-details p {
  margin: 0px 5px;
  font-size: 12px;
  color: #666;
}

#shot-chart {
  display: inline-block;
  width: auto;
  float: left;
}
#strength-overlay:hover,
label:hover {
  cursor: pointer;
}
.area {
  fill: rgba(200,200,200,0.1);
}
.area.CHI {
  fill: rgba(62,133,162,0.58);
}
.area.CGY {
  fill: rgba(236,163,30,0.58);
}
.tooltip {
  position: absolute;
  padding: 4px 15px;
  font-size: 10px;
  color: #000;
  height: 0px;
  border: 1px solid;
  border-radius: 2px;
  height: auto;
  width: auto;
}
.tooltip.hidden {
  overflow: hidden;
  opacity: 0;
  padding: 0px;
  border: 0px;
  width: 0px;
  height: 0px;
}
.tooltip.away {
  background-color: #93BFD1;
  border-color: #3E85A2;
}
.tooltip.home {
  background-color: #FDEFD5;
  border-color: #ECA31E;
}
path.series {
  stroke-width: 4;
  fill: none;
}
path.away_team {
  stroke: #6DABC4;
}
path.home_team {
  stroke: #FFC967;
}
.linedot {
  stroke-width: 1;
  fill: #fff;
}
.linedot.active {
  stroke-width: 2;
}
.linedot.away_team {
  stroke: #3E85A2;
}
.linedot.home_team {
  stroke: #ECA31E;
}
.linedot.away_team.GOAL {
  stroke: #175670;
  fill: #3E85A2;
}
.linedot.home_team.GOAL {
  stroke: #AC7209;
  fill: #ECA31E;
}
.linedot.GOAL text {
  fill: #fff;
  stroke: #fff;
  stroke-width: 1px;
  font-size: 10px;
}
.line-helper {
  stroke-width: 1px;
  opacity: 0.4;
}
.line-helper.home {
  stroke: #ECA31E;
}
.line-helper.away {
  stroke: #3E85A2;
}
.axis {
  shape-rendering: crispEdges;
}
.x.axis line {
  stroke: rgba(150,150,150,0.15);
}
.x.axis .minor {
  stroke-opacity: .5;
}
.x.axis path {
  display: none;
}
.y.axis line {
  fill: none;
  stroke: #999;
}
.y.axis path {
  display: none;
}
.tick text {
  font-size: 11px;
  color: #333;
}
.legend text {
  font-size: 9px;
  fill: #999;
  font-weight: 600;
}
.legend .away {
  stroke: #3E85A2;
  fill: #6DABC4;
}
.legend .home {
  stroke: #ECA31E;
  fill: #FFC967;
}
.legend text.total_shots {
  fill: #333;
}
              
            
!

JS

              
                var buildLegend = {
    legendItemCount: 0,
    base: function(chart, legendItemSpacing) {
      this.legendItemSpacing = legendItemSpacing;
      this.legend = chart.shotChart.append('g')
        .attr("class","legend")
        .attr("transform", "translate(" + (chart.width - 100) + "," + (-chart.margins[0] + 30) + ")");
    },
    addItem: function(team, xFactor, data) {
      this.legend.append("rect")
        .attr('class', team)
        .attr("height", 13)
        .attr("width", 25)
        .attr("x", (xFactor * this.legendItemCount)) // 0, 63
        .attr("y", 0)
        .attr("rx", 2)
        .attr("ry", 2)

      this.legend.append("text")
        .attr("class", "total_shots")
        .attr("x", (xFactor * (1 + this.legendItemCount))) // 7, 70
        .attr("y", 10).text(function(d, i) { return data["shot_count"]});

      this.legend.append("text")
        .attr("x", (xFactor * (4 + this.legendItemCount))) // 28, 91
        .attr("y", 10).text(function(d, i) { return data["abbr"]});
        this.legendItemCount = this.legendItemCount + this.legendItemSpacing;
    }
  }
  
    var buildStrengthAreas = function(chart, strength) {
    var area = d3.svg.area()
    .interpolate("strength")
    .x0(chart.width)
    .x1(0)
    .y0(chart.height)
    .y1(function(d) { return 0 });

    var areaData = [];
    for (var i = 0; i < strength.length; i++) {
      areaData.push({ "start_time": strength[i].start_time, "end_time": strength[i].end_time, "team": strength[i].advantage })
    }

    $.each(areaData, function(i, d) {
      d3.select('.strength-area').append("rect")
        .datum(d)
        .attr("d", area)
        .attr("height", chart.height)
        .attr("x", chart.x(d.start_time))
        .attr("width", chart.x((d.end_time || d3.max(data, function(d) { return parseGameTime(d.time_expired)})) - d.start_time))
        .attr("class", function(d) { return "area " + d.team });
    });
  }
    
  var parseGameTime = function(timeElapsed) {
    var time_expired = timeElapsed.split(':'),
    minutes = parseInt(time_expired[0] * 60),
    seconds = parseInt(time_expired[1]);
    time_expired = minutes + seconds;
    return time_expired;
  }
  
  var plotPoints = function(chart, team, data) {
      chart.shotChart.selectAll(".linedot." + team + "_team")
      .data(data.shot_events)
      .enter().append("circle")
        .attr("class", function(d) { return "linedot " + team + "_team " + d.shot_type })
        .attr("cy", function(d, i) { return chart["y"](i + 1) })
        .attr("cx", function(d) { return chart["x"](parseGameTime(d.time_expired)) })
        .attr("r", function(d) { return (d.shot_type === "GOAL") ? 6 : 4 })
        .on("mouseover", function(d, i) {
          var circle = d3.select(this);
          handleMouseEvents.over(circle, d, team, chart);
        })
        .on("mouseleave", function(d, i) {
          var circle = d3.select(this);
          handleMouseEvents.leave(circle, function(d) { return (d.shot_type === "GOAL") ? 6 : 4 });
        })
        .on("click", function(d, i) {
          var circle = d3.select(this);
          handleMouseEvents.showDetail(circle, d);
        })
   }
    
  
  var handleMouseEvents = {

    createToolTipDiv: function(duration) {
      this.transitionDuration = duration;
      var tooltip = d3.select("body").append("div")
      .attr("class", "tooltip")
      .style("opacity", 0);
    },


    /**
     * Handle the mouseover event for circles
     * @param {object} elem - The svg circle elem we are hovering on
     * @param {object} data - Data for the shot event
     * @param {string} team - away or home
     */
    over: function(elem, data, team, chart) {
      d3.select("body").style("cursor", "pointer");
      elem.transition().duration(200)
        .attr("r", (elem.attr("r") * 1.4));
      this.showToolTip(data, team);
      this.drawLinesToAxes(elem, "x", 0, team);
      this.drawLinesToAxes(elem, "y", chart.height, team);
    },


    /**
     * Handle the mouseleave event when exiting a circle
     * @param {object} elem - The svg circle elem we left
     * @param {int} r - The circle radius we want to revert to
     */
    leave: function(elem, r) {
      d3.select("body").style("cursor", "default");
      elem.transition().duration(200)
        .attr("r", r);
      d3.select('.tooltip').transition()
        .duration(this.transitionDuration)
        .style("opacity", 0);
      setTimeout(function() {
        d3.select(".tooltip").classed("hidden", true);
      }, this.transitionDuration)
      d3.selectAll(".line-helper").remove();
    },


    /**
     * Show tooltip when user is hovering on a circle
     * @param {object} data - Data for the shot event to populate the tooltip html
     * @param {string} team - away or home
     */
    showToolTip: function(data, team) {
      switch (data.shot_type) {
        case "SHOT":
          var shot_type = "Shot on goal";
          break;
        case "GOAL":
          var shot_type = "Goal";
          break;
        default:
          var shot_type = "Shot " + data.shot_type + "ed";
          break;
      }

      d3.select('.tooltip').classed("hidden", false).html("<b>" + shot_type.toUpperCase() + "</b><br />" + data.period_time_expired + ", Period " + data.period)
      .style("left", (d3.event.pageX + 10) + "px")
      .style("top", (d3.event.pageY - 40) + "px");
      d3.select('.tooltip').transition()
      .duration(this.transitionDuration)
      .style("opacity", 0.9)
      .attr("class", function() { return "tooltip " + team; });
    },


    /**
     * Show additional shot details on right-hand side when clicking a circle
     * @param {object} elem - The svg circle elem we clicked
     * @param {object} data - Data for the shot event to populate the html
     */
    showDetail: function(elem, data) {
      d3.selectAll(".linedot").classed("active", false);
      elem.classed("active", true)
      var html = "<h5>Shot Details</h5>";
      html += "<p><b>Player:</b> " + data.player + "<br /><b>Zone:</b> " + data.zone + "</p>";
      $('#shot-details').html(html);
    },


    /**
     * Draw helper lines from circle user is hovering on to the x & y axes
     * @param {object} elem - The svg circle elem we are hovering on
     * @param {string} axisToDraw - Which axis the line should extend to
     * @param {int} finalPos - The final position the line should animate to
     * @param {string} team - away or home
     */
    drawLinesToAxes: function(elem, axisToDraw, finalPos, team) {
      var offset = parseInt(elem.attr("r")) + 1;
      if (axisToDraw === "x") {
        var xPos = parseFloat(elem.attr("cx")) - offset,
            yPos = parseFloat(elem.attr("cy"));
      }
      else {
        var xPos = parseFloat(elem.attr("cx")),
            yPos = parseFloat(elem.attr("cy")) + offset;
      }
      d3.select("#shot-chart g").append("line")
        .attr("class", "line-helper " + axisToDraw + " " + team)
        .attr("x1", xPos)
        .attr("x2", xPos)
        .attr("y1", yPos)
        .attr("y2", yPos)
        .attr("stroke-dasharray", "3,3")
        .transition().duration(200).attr(axisToDraw + "1", finalPos)
    }
  }
  
    function Chart(margins, height, width, selector) {
    this.getMargins = function(margins) {
      console.log(typeof margins);
      if (typeof margins === "number") {
        return [margins, margins, margins, margins]
      }
      else if (margins instanceof Array) { return margins }
      else {
        console.log("Error: Chart margins should either be an integer or array of integers. You provided a " + typeof margins)
      }
    },
    this.margins = this.getMargins(margins),
    this.height = height - this.margins[0] - this.margins[2],
    this.width = width - this.margins[1] - this.margins[3],
    this.drawChartBase = function() {
      var svg = d3.select(selector).append("svg:svg");
      svg.attr("width", width)
        .attr("height", height)

      this.shotChart = svg.append("svg:g")
      this.shotChart.attr("transform", "translate(" + this.margins[3] + "," + this.margins[0] + ")");
    },
    this.config = function(opts) {
      if (opts.scales) { this.setupScales(opts.scales); }
      if (opts.xAxis) { this.setupHorizontalAxis(opts.xAxis.tickValues, opts.xAxis.tickFormat); }
      if (opts.yAxis) { this.setupVerticalAxis(opts.yAxis.ticks, opts.yAxis.orient); }
      if (opts.strengthAreas) { this.setupStrengthAreas(); }
      if (opts.legend) { buildLegend.base(this, opts.legend.itemSpacing) }
      if (opts.tooltip) { handleMouseEvents.createToolTipDiv(150); }
    },

    /* Draw paths if this is a line chart */
    this.drawPath = function(team, data) {
      var self = this,
          line = d3.svg.line()
            .x(function(d, i) { return self.x(parseGameTime(d.time_expired)); })
            .y(function(d, i) { return self.y(i + 1); }),

          newLine = this.shotChart.append("svg:path");
          newLine.attr("d", line(data.shot_events)).attr('class', team + '_team series');

        return newLine;
    },

    /* Handle Axis & Scales */
    this.setupScales = function(axesScales) {
      var self = this;
      $.each(axesScales, function(i, axisData) {
        self[axisData.axis] = d3.scale.linear().domain([0, axisData.domainMax]).range(axisData.range);
      });
    },
    this.setupHorizontalAxis = function(customTickVals, formatTicks) {
      var xAxis = d3.svg.axis().scale(this["x"]).tickSize(-this.height).tickSubdivide(true)
          .tickValues(customTickVals)
          .tickFormat(formatTicks);

      this.shotChart.append("svg:g")
            .attr("class", "x axis")
            .attr("transform", "translate(0," + (this.height + 10) + ")")
            .call(xAxis);

      this.shotChart.selectAll(".x.axis .tick line")
          .attr("y1", -10)
          .attr("y2", -(this.height + 10))

    },
    this.setupVerticalAxis = function(tickCount, orientation) {
      var yAxis = d3.svg.axis().scale(this["y"]).ticks(tickCount).orient(orientation);

      this.shotChart.append("svg:g")
            .attr("class", "y axis")
            .attr("transform", "translate(0,0)")
            .call(yAxis);
    },

    /* Handle Strength Areas */
    this.setupStrengthAreas = function() {
      this.shotChart.append('g').attr('class', 'strength-area');
      this.strengthAreas = d3.selectAll('.strength-area');
    }
  }



    var chart = new Chart([80, 25, 80, 25], 500, 700, "#shot-chart");
    chart.drawChartBase();
    generateChart(data.teams, data.strength, data.game_end);


  /* shot data, strength data */
  function generateChart(teams, strength, game_end) {
    chart.config({
        "scales": [
          { "axis": "x", "domainMax": 3600, "range": [0, chart.width]},
          { "axis": "y", "domainMax": 75, "range": [chart.height, 0]}
        ],
        "xAxis": {
          "tickValues": [0, 1200, 2400, 3600],
          "tickFormat": function(d) {
              if (d === 0) { return "1st" }
              else if (d === 1200) { return "2nd" }
              else if (d === 2400) { return "3rd" }
              else if (d === 3600) { return "End" }
            }
        },
        "yAxis": {
          "ticks": 8,
          "orient": "left"
        },
        "legend": {
          "itemSpacing": 9
        },
        "strengthAreas": true,
        "tooltip": true
      });
    


    /* For both home & away teams: add a legend item, SVG path, and points on each line */
    $.each(teams, function(team) {
      buildLegend.addItem(team, 7, teams[team]);
      chart.drawPath(team, teams[team]);
      plotPoints(chart, team, teams[team]);
    });


    /* DOM events */
    $('#overlay-strength').change(function(e) {
      ($(e.currentTarget).is(":checked")) ? buildStrengthAreas(chart, strength) : chart.strengthAreas.selectAll("rect").remove();
    });

  };
              
            
!
999px

Console