Interactive Analytics Chart / Adam Karides

Data professional with over 10 years of experience in automating data-driven reports, data extraction, data cleansing, data transformations, and data visualizations. Tell me your goals and I will turn them into technical reality.

Workspace

Public

Edited

Sep 4, 2021

Fork of Simple D3

1 star

chart = {

let svg = d3

.create("svg")

.attr("viewBox", [0, 0, width, height])

.style("background", "#1B1A40");

svg.append("style").text(`

.tranche--active {

text-decoration: underline

}

`);

var apyToggle = true;

var t = d3.transition().duration(1000);

const dataProps = [

{ line: "netAApy", bar: "trancheAValueUSD", sliceLine: "sliceAApy" },

{ line: "netBApy", bar: "trancheBValueUSD", sliceLine: "sliceBApy" }

];

let selectedData = dataProps[0];

let trancheToggle = true;

let hoveredIndex = -1;

let hoverGroup = svg

.append("g")

.attr("transform", `translate(0,${margin.bottom})`);

let hoverLine = hoverGroup

.append("line")

.attr("x1", 0)

.attr("x2", 0)

.attr("y1", 0)

.attr("y2", 0)

.attr("stroke-dasharray", "4,4")

.attr("stroke", "white")

.attr("stroke-width", 2)

.attr("class", "hover");

let dateText = svg

.append("text")

.attr("opacity", 0)

.attr("fill", "white")

.attr("font-size", 14)

.attr("text-anchor", "middle")

.text("gigi");

let rects = svg

.append("g")

.attr("fill", rectColor)

.attr("transform", `translate(0,${height - rectHeight - margin.bottom})`);

function updateRects() {

rects

.selectAll("rect")

.data(chartData[selectedData.bar])

.join("rect")

.attr("x", (d, i) => x(i))

.attr("class", (d, i) => `rect-${i} bar`)

.attr("width", x.bandwidth())

.transition()

.duration(2000)

.attr("y", (d) => y(d))

.attr("height", (d) => y(0) - y(d));

}

let hoverText = rects

.append("text")

.attr("opacity", 0)

.attr("class", "hover")

.attr("fill", "white")

.attr("text-anchor", "middle")

.text("");

let subtitleHoverText = rects

.append("text")

.attr("opacity", 0)

.attr("class", "hover")

.attr("fill", "white")

.attr("font-size", 10)

.attr("text-anchor", "middle")

.text("TRANCHE VALUE");

let lineGroup = svg

.append("g")

.attr("class", "line-group")

.attr("transform", `translate(0,${rectHeight - 50})`);

var netALine = lineGroup

.append("path")

.attr("stroke", lineColor)

.attr("fill", "none")

.attr("stroke-width", 3)

.attr("opacity", 0.8);

var netBLine = lineGroup

.append("path")

.attr("stroke", lineColor)

.attr("fill", "none")

.attr("stroke-width", 3)

.attr("opacity", 0.2);

function updateLines() {

var aData = apyToggle

? chartData[dataProps[0]["line"]]

: chartData[dataProps[0]["sliceLine"]];

var bData = apyToggle

? chartData[dataProps[1]["line"]]

: chartData[dataProps[1]["sliceLine"]];

yLine.domain([0, d3.max([d3.max(aData), d3.max(bData)])]);

netALine.attr("d", line(aData));

netBLine.attr("d", line(bData));

// var aLabel = apyToggle ? "Tranche A Net APY" : "Tranche A Slice APY";

// var bLabel = apyToggle ? "Tranche B Net APY" : "Tranche B Slice APY";

var aLabel = "Tranche A";

var bLabel = "Tranche B";

netAApyLabel.text(aLabel);

netBApyLabel.text(bLabel);

}

var title = svg

.append("text")

.attr("fill", "white")

.attr("text-anchor", "start")

.attr("x", margin.left)

.attr("y", 40)

.attr("font-size", 22)

.attr("font-weight", 700)

.text("Tranche Performance");

const toggleWidth = 200;

var toggleHeight = 30;

var toggleGroup = svg

.append("g")

.attr("transform", `translate(250,${40 - toggleHeight + 5})`);

let toggleRect = toggleGroup

.append("rect")

.attr("x", margin.left)

.attr("y", 0)

.attr("width", toggleWidth)

.attr("height", toggleHeight)

.attr("fill", "#26254A")

.attr("rx", toggleHeight / 2)

.attr("ry", toggleHeight / 2);

let activeRect = toggleGroup

.append("rect")

.attr("x", margin.left)

.attr("y", 0)

.attr("width", toggleWidth / 2)

.attr("height", toggleHeight)

.attr("fill", "#3B3765")

.attr("rx", toggleHeight / 2)

.attr("ry", toggleHeight / 2);

let netApyRectLabel = toggleGroup

.append("text")

.attr("x", margin.left + toggleWidth / 4)

.attr("y", toggleHeight / 2 + 5)

.attr("fill", "white")

.attr("text-anchor", "middle")

.attr("font-size", 12)

.attr("font-weight", 700)

.text("NET APY");

let sliceApyRectLabel = toggleGroup

.append("text")

.attr("x", margin.left + toggleWidth / 4 + toggleWidth / 2)

.attr("y", toggleHeight / 2 + 5)

.attr("fill", "white")

.attr("opacity", 0.5)

.attr("text-anchor", "middle")

.attr("font-size", 12)

.attr("font-weight", 700)

.text("SLICE APY");

let hoverCircle = lineGroup

.append("circle")

.attr("r", 10)

.attr("opacity", 0)

.attr("stroke", "white")

.attr("stroke-width", 4)

.attr("fill", lineColor);

let netAApyLabel = lineGroup

.append("text")

.attr("fill", "white")

.attr("font-size", 12)

.attr("font-weight", 700)

//.attr("x", width - margin.right - x.bandwidth() / 2 + 10)

.attr("x", width - margin.right + 10)

.attr("y", yLine(chartData.netAApy[chartData.netAApy.length - 1]) + 4)

.style("cursor", "pointer")

.style("opacity", trancheToggle ? 0.8 : 0.2)

.text("Tranche A")

.on("mousedown", function (e) {

trancheToggle = true;

selectedData = dataProps[0];

netALine.transition().duration(1000).style("opacity", 0.8);

netBLine.transition().duration(1000).style("opacity", 0.2);

netAApyLabel.transition().duration(1000).style("opacity", 1);

netBApyLabel.transition().duration(1000).style("opacity", 0.2);

updateRects();

});

let netBApyLabel = lineGroup

.append("text")

.attr("fill", "white")

.attr("font-size", 12)

.attr("font-weight", 700)

//.attr("x", width - margin.right - x.bandwidth() / 2 + 10)

.attr("x", width - margin.right + 10)

.attr("y", yLine(chartData.netBApy[chartData.netBApy.length - 1]) + 4)

.style("cursor", "pointer")

.style("opacity", trancheToggle ? 0.2 : 0.8)

.text("Tranche B")

.on("mousedown", function (e) {

trancheToggle = false;

selectedData = dataProps[1];

netBLine.transition().duration(1000).style("opacity", 0.8);

netALine.transition().duration(1000).style("opacity", 0.2);

netAApyLabel.transition().duration(1000).style("opacity", 0.2);

netBApyLabel.transition().duration(1000).style("opacity", 1);

updateRects();

});

let toggleOverlay = toggleGroup

.append("rect")

.attr("x", margin.left)

.attr("y", 0)

.attr("width", toggleWidth)

.attr("height", toggleHeight)

.attr("opacity", 0)

.attr("rx", toggleHeight / 2)

.attr("ry", toggleHeight / 2)

.style("cursor", "pointer")

.on("mousedown", function (e) {

var offset = margin.left + toggleWidth / 2;

if (!apyToggle) offset = margin.left;

activeRect.transition().attr("x", offset);

var netOpacity = apyToggle ? 0.5 : 1;

var sliceOpacity = apyToggle ? 1 : 0.5;

netApyRectLabel.transition().attr("opacity", netOpacity);

sliceApyRectLabel.transition().attr("opacity", sliceOpacity);

apyToggle = !apyToggle;

updateLines();

});

let lineValueText = lineGroup

.append("text")

.attr("fill", "white")

.attr("font-size", 12)

.attr("text-anchor", "middle")

.attr("opacity", 0);

let lineValueTextSubtitle = lineGroup

.append("text")

.attr("fill", "white")

.attr("font-size", 10)

.attr("text-anchor", "middle")

.attr("opacity", 0);

let hoverRect = svg

.append("rect")

.attr("opacity", 0)

.attr("fill", "white")

.attr("x", margin.left)

.attr("y", margin.top)

.attr("width", width - margin.right - margin.left)

.attr("height", height - margin.bottom)

.on("mousemove", function (event, d) {

var index = Math.floor(hoverScale.invert(event.clientX));

updateHover(index);

})

.on("mouseout", function (event, d) {

clearHover();

});

updateRects();

updateLines();

function updateHover(index) {

if (index == hoveredIndex) return;

else hoveredIndex = index;

d3.selectAll(".bar").attr("fill", rectColor);

var activeProp = apyToggle ? "line" : "sliceLine";

// d3.select(this).transition().attr("fill", lineColor);

// console.log("pokusat cu do ovoga", d3.select(`.rect-${index}`));

// d3.select(`.rect-${index}`).transition().attr("fill", lineColor);

d3.select(`.rect-${index}`).attr("fill", lineColor);

let xOffset = x(index) + x.bandwidth() / 2;

var date = new Date(chartData.date[index]);

var dateString = date ? dateFormat(date) : "";

hoverLine

.attr("opacity", 0.65)

.attr("x1", xOffset)

.attr("x2", xOffset)

.attr("y1", yLine(chartData[selectedData[activeProp]][index]) + 40)

.attr(

"y2",

y(chartData[selectedData.bar][index]) +

height -

rectHeight -

margin.bottom -

115

);

hoverText

.attr("opacity", 1)

.attr("x", xOffset)

.attr("y", y(chartData[selectedData.bar][index]) - 40)

.text(priceFormat(chartData[selectedData.bar][index]))

// .text(priceFormat(100))

.raise();

subtitleHoverText

.attr("opacity", 0.65)

.attr("x", xOffset)

.attr("y", y(chartData[selectedData.bar][index]) - 20)

.raise();

dateText

.attr("opacity", 1)

.attr("x", xOffset)

.attr("y", height - margin.bottom + 20)

.text(dateString);

hoverCircle

.attr("opacity", 1)

.attr("cx", xOffset)

.attr("cy", yLine(chartData[selectedData[activeProp]][index]));

lineValueText

.attr("opacity", 1)

.attr("x", xOffset)

.attr("y", yLine(chartData[selectedData[activeProp]][index]) - 40)

.text(apyFormat(chartData[selectedData[activeProp]][index] / 100));

var apyTitle = apyToggle ? "NET APY" : "SLICE APY";

lineValueTextSubtitle

.attr("opacity", 0.65)

.attr("x", xOffset)

.attr("y", yLine(chartData[selectedData[activeProp]][index]) - 20)

.text(apyTitle);

}

function clearHover() {

hoverLine.attr("opacity", 0);

subtitleHoverText.attr("opacity", 0);

hoverText.attr("opacity", 0).text();

dateText.attr("opacity", 0).text();

hoverCircle.attr("opacity", 0);

lineValueText.attr("opacity", 0).text();

lineValueTextSubtitle.attr("opacity", 0);

d3.selectAll(".bar").attr("fill", rectColor);

}

return svg.node();

}

hoverScale = d3

.scaleLinear()

.domain([0, chartData.trancheAApy.length - 1])

.range([margin.left, width - margin.right])

.clamp(true)

apyFormat = d3.format(".2%")

dateFormat = d3.timeFormat("%b %d")

chartData = apiData.result.chartData

<style>

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100;200;300;400;500;600;700;800;900&display=swap');

div, input, button {

font-family: 'Inter', sans-serif;

}

</style>

apiData = d3.json("https://chart-tranche.herokuapp.com/chart")

priceFormat = d3.format("($,.2f")

line = d3

.line()

.x((d, i) => x(i) + x.bandwidth() / 2)

.y((d, i) => yLine(d))

.curve(d3.curveCatmullRom)

x = d3

.scaleBand()

// .domain(d3.range(data.length))

.domain(d3.range(chartData.date.length))

.range([margin.left, width - margin.right])

.padding(0.1)

yLine = d3

.scaleLinear()

.domain([0, d3.max([d3.max(chartData.netAApy), d3.max(chartData.netBApy)])])

.range([rectHeight, 0])

y = d3

.scaleLinear()

.domain([

d3.max([

d3.max(chartData.trancheAValueUSD),

d3.max(chartData.trancheBValueUSD)

])

.range([rectHeight, 0])

lineColor = "#7277FF"

rectColor = "#33315F"

rectHeight = 150

height = 600

margin = ({ top: 60, right: 100, bottom: 50, left: 30 })

One platform to build and deploy the best data apps

Experiment and prototype by building visualizations in live JavaScript notebooks. Collaborate with your team and decide which concepts to build out.

Use Observable Framework to build data apps locally. Use data loaders to build in any language or library, including Python, SQL, and R.

Seamlessly deploy to Observable. Test before you ship, use automatic deploy-on-commit, and ensure your projects are always up-to-date.

Learn more