Last active
February 16, 2018 07:52
-
-
Save curran/266399f3c1bd8b401413ba7dd149a451 to your computer and use it in GitHub Desktop.
Data Driven Changes
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
license: mit |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
[ | |
[ | |
{ "name": "Milk", "price": 3 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 20 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Cupcakes", "price": 5 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Cookies", "price": 6 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 }, | |
{ "name": "Garlic", "price": 1 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 }, | |
{ "name": "Garlic", "price": 1 }, | |
{ "name": "Smoked Salmon", "price": 14.75 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 }, | |
{ "name": "Garlic", "price": 1 }, | |
{ "name": "Smoked Salmon", "price": 14.75 }, | |
{ "name": "Broccoli", "price": 3.65 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 }, | |
{ "name": "Garlic", "price": 1 }, | |
{ "name": "Smoked Salmon", "price": 14.75 }, | |
{ "name": "Broccoli", "price": 3.65 }, | |
{ "name": "Coffee", "price": 5.99 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 }, | |
{ "name": "Garlic", "price": 1 }, | |
{ "name": "Smoked Salmon", "price": 14.75 }, | |
{ "name": "Broccoli", "price": 3.65 }, | |
{ "name": "Coffee", "price": 5.99 }, | |
{ "name": "Sugar", "price": 9.98 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 }, | |
{ "name": "Garlic", "price": 1 }, | |
{ "name": "Smoked Salmon", "price": 14.75 }, | |
{ "name": "Broccoli", "price": 3.65 }, | |
{ "name": "Coffee", "price": 5.99 }, | |
{ "name": "Sugar", "price": 9.98 }, | |
{ "name": "Mozzarella Cheese", "price": 4 } | |
], | |
[ | |
{ "name": "Milk", "price": 3 }, | |
{ "name": "Eggs", "price": 2 }, | |
{ "name": "Apples", "price": 4 }, | |
{ "name": "Bread", "price": 4 }, | |
{ "name": "Bananas", "price": 1 }, | |
{ "name": "Onions", "price": 2 }, | |
{ "name": "Garlic", "price": 1 }, | |
{ "name": "Smoked Salmon", "price": 14.75 }, | |
{ "name": "Broccoli", "price": 3.65 }, | |
{ "name": "Coffee", "price": 5.99 }, | |
{ "name": "Sugar", "price": 9.98 }, | |
{ "name": "Mozzarella Cheese", "price": 4 }, | |
{ "name": "Tomatoes", "price": 3 } | |
] | |
] |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset="utf-8"> | |
<meta name="viewport" content="width=device-width"> | |
<title>Shopping App Prototype</title> | |
<script src="https://d3js.org/d3.v4.min.js"></script> | |
</head> | |
<body> | |
<svg width="960" height="500"></svg> | |
<script> | |
const xValue = d => d.price; | |
const yValue = d => d.name; | |
const textValue = d => `${d.name} $${d.price}` | |
const verticalSpacing = 60; | |
const svg = d3.select('svg'); | |
const width = +svg.attr('width'); | |
const margin = { left: 220, right: 220, top: 20, bottom: 20 }; | |
const innerWidth = width - margin.left - margin.right; | |
const xScale = d3.scaleLinear().range([0, innerWidth]); | |
const yScale = d3.scaleBand() | |
.paddingInner(0.1) | |
.paddingOuter(0.05); | |
function render(selection, data){ | |
xScale.domain([0, d3.max(data, xValue)]); | |
yScale | |
.domain(data.map(yValue)) | |
.range([0, verticalSpacing * data.length]); | |
let g = selection.selectAll('g').data([null]); | |
g = g.enter().append('g') | |
.merge(g) | |
.attr('transform', `translate(${margin.left},${margin.top})`); | |
const groups = g.selectAll('g').data(data); | |
groups.exit().remove(); | |
const groupsEnter = groups.enter().append('g'); | |
groups | |
.merge(groupsEnter) | |
.attr('transform', d => `translate(0,${yScale(yValue(d))})`); | |
const rects = groupsEnter | |
.append('rect') | |
.attr('fill', 'steelblue') | |
.merge(groups.select('rect')) | |
.attr('width', d => xScale(xValue(d))) | |
.attr('height', yScale.bandwidth()); | |
const textBackground = groupsEnter | |
.append('text') | |
.attr('class', 'background') | |
.style('font-size', '32pt') | |
.style('font-family', 'Sans-Serif') | |
.attr('x', 5) | |
.attr('dy', '0.32em') | |
.attr('fill', 'none') | |
.attr('stroke', 'white') | |
.attr('stroke-width', 5) | |
.attr('stroke-linejoin', 'round') | |
.merge(groups.select('.background')) | |
.attr('y', yScale.bandwidth() / 2) | |
.text(textValue); | |
const textForeground = groupsEnter | |
.append('text') | |
.attr('class', 'foreground') | |
.style('font-size', '32pt') | |
.style('font-family', 'Sans-Serif') | |
.attr('x', 5) | |
.attr('dy', '0.32em') | |
.merge(groups.select('.foreground')) | |
.attr('y', yScale.bandwidth() / 2) | |
.text(textValue); | |
} | |
d3.json('data.json', data => { | |
data.forEach((list, i) => { | |
setTimeout(() => { | |
render(svg, list); | |
}, i * 1000); | |
}); | |
}); | |
//render(svg, [ { name: 'Milk', price: 3 } ]); | |
//setTimeout(() => { | |
// render(svg, [ { name: 'Milk', price: 3 }, { name: 'Eggs', price: 20 } ]); | |
//}, 1000); | |
//setTimeout(() => { | |
// render(svg, [ { name: 'Milk', price: 3 }, { name: 'Eggs', price: 2 } ]); | |
//}, 2000); | |
//setTimeout(() => { | |
// render(svg, [ | |
// { name: 'Milk', price: 3 }, | |
// { name: 'Eggs', price: 2 }, | |
// { name: 'Cupcakes', price: 5 } | |
// ]); | |
//}, 3000); | |
//setTimeout(() => { | |
// render(svg, [ { name: 'Milk', price: 3 }, { name: 'Eggs', price: 2 } ]); | |
//}, 4000); | |
</script> | |
</body> | |
</html> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
�PNG | |