Try Area Chart

Built with blockbuilder.org

forked from anonymous's block: Try Area Chart

<!DOCTYPE html>
<meta charset="utf-8">
<style>
:root .grid-stack-item > .ui-resizable-handle {
  filter: none;
}

#info-watchlist th:last-child, #info-watchlist th:first-child {
  margin: 0;
  width: 5px;
}

#bar-chart-info{
  color: #4A9AD5;
  font-size: 12px;
  font-family: 'Roboto-Regular';
  padding: 0;
}

#line-chart-info{
  font-size: 12px;
  font-family: 'Roboto-Regular';
  padding: 0;
}

#delete-new-row,
#delete-row,
#add-new-account-tr,
#drag-tr {
  cursor: pointer;
}

#info-watchlist td:first-child {
  padding-left: 2px;
  padding-right: 2px;
}

#info-watchlist tr.space > td,
#add-new-account-tr {
  padding-top: 1em !important;
  padding-bottom: 1em !important;
}

#toggle-icon {
  list-style:none;
  position: absolute;
  right: 0;
  padding: 0;
  width: 100px;
  font-size: 14px;
  font-style: 'Roboto-Regular';
  background-color: white;
  border: 1px solid;
  display: none;
  z-index: 999;
}

#toggle-icon li {
  color: #3ac8f8;
  padding: 5px;
  border-bottom: 1px solid;
}

.grid .tick {
    stroke: lightgrey;
    opacity: 0.7;
}
.grid path {
    stroke-width: 0;
}
.area-chart.above {
  fill: lightsteelblue;
  stroke-width: 0;
}
.area-chart.below{
  fill: red;
  stroke-width: 0;
}
.overlay {
    fill: none;
    pointer-events: all;
}
.focus circle {
    fill: none;
    stroke: steelblue;
}

// path {
//     stroke: steelblue;
//     stroke-width: 2;
//     fill: none;
// }

#toggle-icon li:hover {
  background: #9FD0EC;
  color: white;
  cursor: pointer;
}

#save-current-edit {
  position: absolute;
  right: 1em;
  top: 0.6em;
  font-size: 1.4em;
  color: rgb(193, 236, 158);
  cursor: pointer;
}

#cancel-current-edit {
  position: absolute;
  right: 2.4em;
  top: 0.6em;
  font-size: 1.4em;
  color: red;
  cursor: pointer;
}

#ellipsis-icon{
  position: absolute;
  right: 1em;
  top: 0.9em;
  font-size: 1.2em;
  color: #9FD0EC;
}

.no-hover{
  pointer-events: none;
}

#ellipsis-icon:hover{
  cursor: pointer;
}

.legend-inline {
  display: inline-block;
  width: auto;
}

#widget-heading-link:hover{
  color: #9FD0EC;
  cursor: pointer;
}

.header-widget {
  padding-left: 1.5em;
  padding-right: 1.5em;
  margin-top: -0.6em;
}

.line-path {
  fill: none;
  stroke: #818384;
  stroke-width: 1px;
}

li.filter-dropdown:hover{
  background: #81B6E5;
  color: #fff;
}

li.filter-dropdown.selected{
  background: #81B6E5;
  color: #fff;
}

.axis {
  font: 10px sans-serif;
}

.tick line{
  opacity: 0.8;
  stroke-dasharray: 5 5;
}

.must-show{
	display: inline;
}

</style>
<script src="https://d3js.org/d3.v4.min.js"></script>
<body>
<script>

var data = [
      {date: "30-Apr-12", close: "53.98"},
      {date: "29-Apr-12", close: "67.00"},
      {date: "28-Apr-12", close: "89.70"},
      {date: "27-Apr-12", close: "67.00"},
      {date: "26-Apr-12", close: "89.70"},
      {date: "25-Apr-12", close: "99.00"},
      {date: "24-Apr-12", close: "130.28"},
      {date: "23-Apr-12", close: "166.70"},
      {date: "22-Apr-12", close: "234.98"},
      {date: "21-Apr-12", close: "345.44"},
      {date: "20-Apr-12", close: "234.98"},
      {date: "19-Apr-12", close: "345.44"},
      {date: "18-Apr-12", close: "443.34"},
      {date: "17-Apr-12", close: "543.70"},
      {date: "16-Apr-12", close: "580.13"},
      {date: "15-Apr-12", close: "605.23"},
      {date: "14-Apr-12", close: "322.77"},
      {date: "13-Apr-12", close: "105.23"},
      {date: "12-Apr-12", close: "-422.77"},
      {date: "11-Apr-12", close: "-126.20"},
      {date: "10-Apr-12", close: "-88.44"},
      {date: "9-Apr-12", close: "-236.23"},
      {date: "8-Apr-12", close: "-433.68"},
      {date: "7-Apr-12", close: "-524.31"},
      {date: "6-Apr-12", close: "-629.32"},
      {date: "5-Apr-12", close: "-433.68"},
      {date: "4-Apr-12", close: "224.31"},
      {date: "3-Apr-12", close: "529.32"},
      {date: "2-Apr-12", close: "318.63"},
      {date: "1-Apr-12", close: "99.55"}
    ];

var margin = {top: 20, right: 35, bottom: 25, left: 35},
        width = 680 - margin.left - margin.right,
        height = 280 - margin.top - margin.bottom;

//Beautify the date
    var parseDate = d3.timeParse("%d-%b-%y");

//Get the Amount of alerts for tooltip
    var bisectDate = d3.bisector(function(d) {
        return d.date;
    }).left;

var x = d3.scaleTime().range([0, width]);
    var y = d3.scaleLinear().range([height, 0]);
    var xAxis = d3.axisBottom(x).ticks(5);
    var yAxis = d3.axisLeft(y).ticks(5);

var area = d3.area()
        .x(function(d) {
            return x(d.date);
        })
        .y0(height)
        .y1(function(d) {
            return y(d.close);
        });

var svg = d3.select("body")
        .append("svg")
        .attr("width", width + margin.left + margin.right)
        .attr("height", height + margin.top + margin.bottom)
      .append("g")
        .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

function make_x_axis() { // function for the x grid lines
        return d3.axisBottom(x)
            .ticks(5)
    }

function make_y_axis() { // function for the y grid lines
        return d3.axisLeft(y)
            .ticks(5)
    }

data.forEach(function(d) {
      d.date = parseDate(d.date);
      d.close = +d.close;
    });
    data.sort(function(a, b) { return a.date - b.date; });

// Scale the range of the data
    x.domain(d3.extent(data, function(d) { return d.date; }));
    y.domain( [d3.min(data, function(d) { return d.close; }), d3.max(data, function(d) { return d.close; })] );

svg.append("path")
        .datum(data)
        .attr("class", "area-chart above")
    		.style("stroke", "blue")
        .style("stroke-width", "1")
        .attr("d", area.y0(function(d){ return y(Math.min(d.close, 0)); }));
  
    // Add the filled area
    svg.append("path")
        .datum(data)
        .attr("class", "area-chart below")
    		.style("stroke", "black")
        .style("stroke-width", "1")
        .attr("d", area.y1(function(d){ return Math.max(y(0), -y(d.close))}));

svg.append("g") // Draw the y Grid lines
    .attr("class", "grid")
        .call(make_y_axis()
            .tickSize(-width, 0, 0)
            .tickFormat("")
    )

// Add the valueline path.
//     svg.append("path")
//     		.datum(data)
//         .style("stroke", "white")
//         .style("stroke-width", "2")
//         .style("fill", "none")
//         .attr("class", "line-chart")
//         .attr("d", valueline);
  
    svg.append("path")
    		.datum(data)
//         .style("stroke", "blue")
        .style("stroke-width", "2")
        .style("fill", "none")
        .attr("class", "line-chart")
        .attr("d", valueline)

// Add the X Axis
    svg.append("g")
        .attr("class", "x axis")
        .attr("transform", "translate(0," + height + ")")
        .call(xAxis)

// Add the Y Axis
    svg.append("g")
        .attr("class", "y axis")
        .call(yAxis)

svg.append("rect")
        .attr("class", "overlay")
        .attr("width", width)
        .attr("height", height);

function mousemove() {
        var x0 = x.invert(d3.mouse(this)[0]),
            i = bisectDate(data, x0, 1),
            d0 = data[i - 1],
            d1 = data[i],
            d = x0 - d0.period > d1.period - x0 ? d1 : d0;
        // var nx = x(d) + (x.bandwidth() / 2);

focus.attr("transform", "translate(" + x(d.date) + "," + y(d.close) + ")");
        focus.select("text").text(d.close);
    }

// Tooltip
    var focus = svg.append("g")
        .attr("class", "focus")
        .style("display", "none");

focus.append("circle").attr("r", 4.5);
    focus.append("text").attr("x", 9).attr("dy", ".35em");

svg.append("rect")
        .attr("class", "overlay")
        .attr("width", width)
        .attr("height", height)
        .on("mouseover", function() { focus.style("display", null); })
        .on("mouseout", function() { focus.style("display", "none"); })
        .on("mousemove", mousemove);

</script>

https://d3js.org/d3.v4.min.js