script.js
import React, { Component } from "react";
import ReactDOM from "react-dom";
import * as d3 from "d3";
import { loadAllData } from "./DataHandling";
import LineChart from "./LineChart.js";
class App extends Component {
constructor() {
super();
this.state = {
data: null,
body_width: document.body.clientWidth
};
window.addEventListener("resize", this.resize().bind(this));
}
componentWillMount() {
this.load();
}
resize() {
let t;
return event => {
if (t !== false) {
clearTimeout(t);
}
t = setTimeout(() => {
const state = Object.assign(this.state, {
body_width: document.body.clientWidth
});
this.setState(state);
}, 100);
};
}
load() {
loadAllData(this.loaded.bind(this));
setTimeout(() => {
this.load();
}, 1000);
}
loaded(data) {
this.setState({ data: data });
}
render() {
return (
<div>
{this.state.data ? (
<LineChart
className="LineChartComponet"
data={this.state.data}
width={this.state.body_width}
height={430}
xFn={d => d.date}
yFn={d => d.value}
yDomain={[0, 400]}
margin={{ top: 20, left: 40, bottom: 20, right: 20 }}
/>
) : (
<p>Not found Data.</p>
)}
</div>
);
}
}
ReactDOM.render(<App />, document.getElementById("root"));
index.html
<!DOCTYPE html>
<html lang="jp">
<meta charset="utf-8">
<title>React & D3 v4 example - Line Chart</title>
<link href='dist.css' rel='stylesheet' />
<body>
<div id="root">
<script src='dist.js'></script>
</body>
</html>
ChartComponents.js
import * as d3 from "d3";
import React, { Component } from "react";
export default function D3blackbox(d3render) {
return class Blackbox extends Component {
componentDidMount() {
d3render.call(this);
}
componentDidUpdate() {
d3render.call(this);
}
render() {
const transform = this.props.transform || "";
return <g transform={transform} ref="anchor" />;
}
};
}
export const XAxis = D3blackbox(function() {
const axis = d3
.axisBottom()
.tickFormat(d => d3.timeFormat("%H:%M %S")(d))
.scale(this.props.xScale);
d3
.select(this.refs.anchor)
.classed("xAxis", true)
.transition()
.call(axis);
});
export const YAxis = D3blackbox(function() {
const axis = d3
.axisLeft()
.tickFormat(d => d)
.scale(this.props.yScale);
d3
.select(this.refs.anchor)
.classed("yAxis", true)
.transition()
.call(axis);
});
export const YGrid = D3blackbox(function() {
const axis = d3
.axisRight()
.tickFormat(d => null)
.scale(this.props.yScale)
.tickSizeOuter(0)
.tickSizeInner(this.props.plotWidth);
d3
.select(this.refs.anchor)
.classed("yGrid", true)
.call(axis);
});
export const Line = D3blackbox(function() {
const path = d3
.line()
.x(d => d.x)
.y(d => d.y);
const parent = d3.select(this.refs.anchor);
const current = parent.selectAll(".valueLine").data([this.props.plotData]);
current.interrupt();
const enter = current
.enter()
.append("path")
.classed("valueLine", true);
const valueLine = current.merge(enter);
current
.transition()
.attr("transform", `translate(${this.props.xSlide}, 0)`)
.on("end", () => {
valueLine.attr("d", path);
current.attr("transform", null);
});
});
DataHandling.js
import * as d3 from "d3";
const MakeData = () => {
const rnd = d3.randomNormal(180, 20);
let data = d3
.range(300)
.map(i => {
return { date: new Date(new Date().getTime() - 1000 * i), value: rnd() };
})
.reverse();
return () => {
data.push({ date: new Date(), value: rnd() });
data.shift();
return data;
};
};
const md = MakeData();
export const loadAllData = (callback = () => {}) => {
callback(md());
};
LineChart.js
import React, { Component } from "react";
import * as d3 from "d3";
import { XAxis, YAxis, YGrid, Line } from "./ChartComponents.js";
class LineChart extends Component {
constructor(props) {
super();
}
updateScale(props) {
const data = props.data;
const xScale = d3.scaleTime();
const yScale = d3.scaleLinear().nice();
const xDomain = d3.extent(data, d => d.date);
const yDomain = props.yDomain || [0, d3.max(data, d => props.yFn(d))];
xScale
.domain(xDomain)
.range([0, props.width - (props.margin.left + props.margin.right)]);
yScale
.domain(yDomain)
.range([props.height - (props.margin.top + props.margin.bottom), 0]);
return {xScale, yScale}
}
updatePlotSize(props){
const plotWidth =
props.width - (props.margin.left + props.margin.right);
const plotHeight =
props.height - (props.margin.top + props.margin.bottom);
return {plotWidth, plotHeight}
}
render() {
const {xScale, yScale} = this.updateScale(this.props);
const {plotWidth, plotHeight} = this.updatePlotSize(this.props);
const metaData = {
xScale: xScale,
yScale: yScale,
plotWidth: plotWidth,
plotHeight: plotHeight,
xSlide: -xScale(this.props.xFn(this.props.data[1]))
};
const plotData = {
plotData: this.props.data.map((d, i) => {
return {
id: i,
data: d,
x: xScale(this.props.xFn(d)),
y: yScale(this.props.yFn(d))
};
})
};
return (
<svg width={this.props.width} height={this.props.height}>
<g
className="axisLaeyr"
width={plotWidth}
height={plotHeight}
transform={`translate(${this.props.margin.left}, ${this.props.margin
.top})`}
>
<YGrid {...metaData} />
<XAxis {...metaData} transform={`translate(0,${plotHeight})`} />
<YAxis {...metaData} />
</g>
<g
className="plotLayer"
width={plotWidth}
height={plotHeight}
transform={`translate(${this.props.margin.left}, ${this.props.margin
.top})`}
>
<Line {...metaData} {...plotData} />
</g>
</svg>
);
}
}
export default LineChart;
dist.css
body,html{width:100%;heigth:100%;padding:0x;margin:0}.axisLaeyr .xAxis .domain,.axisLaeyr .xAxis .tick>line{display:none}.axisLaeyr .yAxis .domain,.axisLaeyr .yAxis .tick>line{display:none}.axisLaeyr .yGrid .domain{display:none}.axisLaeyr .yGrid .tick>line{stroke-dasharray:3}.plotLayer .valueLine{fill:none;stroke-width:1.5;stroke:#00f}.button{width:100%}.button button{display:block;width:100px;height:50px;margin:0 auto}
package.json
{
"dependencies": {
"d3": "^4.12.2",
"react": "^16.2.0",
"react-dom": "^16.2.0",
"react-transition-group": "^2.2.1"
},
"scripts": {
"start": "blockup-react server"
}
}
style.styl
html, body
width 100%
heigth 100%
padding 0x
margin 0px
.axisLaeyr
.xAxis
.domain, .tick > line
display none
.yAxis
.domain
.tick > line
display none
.yGrid
.domain
display none
.tick > line
stroke-dasharray 3
.plotLayer
.valueLine
fill none
stroke-width 1.5
stroke blue
.button
width 100%;
button
display block
width 100px
height 50px
margin 0 auto
yarn.lock
# THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
# yarn lockfile v1
asap@~2.0.3:
version "2.0.6"
resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
chain-function@^1.0.0:
version "1.0.0"
resolved "https://registry.yarnpkg.com/chain-function/-/chain-function-1.0.0.tgz#0d4ab37e7e18ead0bdc47b920764118ce58733dc"
classnames@^2.2.5:
version "2.2.5"
resolved "https://registry.yarnpkg.com/classnames/-/classnames-2.2.5.tgz#fb3801d453467649ef3603c7d61a02bd129bde6d"
commander@2:
version "2.13.0"
resolved "https://registry.yarnpkg.com/commander/-/commander-2.13.0.tgz#6964bca67685df7c1f1430c584f07d7597885b9c"
core-js@^1.0.0:
version "1.2.7"
resolved "https://registry.yarnpkg.com/core-js/-/core-js-1.2.7.tgz#652294c14651db28fa93bd2d5ff2983a4f08c636"
d3-array@1, d3-array@1.2.1, d3-array@^1.2.0:
version "1.2.1"
resolved "https://registry.yarnpkg.com/d3-array/-/d3-array-1.2.1.tgz#d1ca33de2f6ac31efadb8e050a021d7e2396d5dc"
d3-axis@1.0.8:
version "1.0.8"
resolved "https://registry.yarnpkg.com/d3-axis/-/d3-axis-1.0.8.tgz#31a705a0b535e65759de14173a31933137f18efa"
d3-brush@1.0.4:
version "1.0.4"
resolved "https://registry.yarnpkg.com/d3-brush/-/d3-brush-1.0.4.tgz#00c2f238019f24f6c0a194a26d41a1530ffe7bc4"
dependencies:
d3-dispatch "1"
d3-drag "1"
d3-interpolate "1"
d3-selection "1"
d3-transition "1"
d3-chord@1.0.4:
version "1.0.4"
resolved "https://registry.yarnpkg.com/d3-chord/-/d3-chord-1.0.4.tgz#7dec4f0ba886f713fe111c45f763414f6f74ca2c"
dependencies:
d3-array "1"
d3-path "1"
d3-collection@1, d3-collection@1.0.4:
version "1.0.4"
resolved "https://registry.yarnpkg.com/d3-collection/-/d3-collection-1.0.4.tgz#342dfd12837c90974f33f1cc0a785aea570dcdc2"
d3-color@1, d3-color@1.0.3:
version "1.0.3"
resolved "https://registry.yarnpkg.com/d3-color/-/d3-color-1.0.3.tgz#bc7643fca8e53a8347e2fbdaffa236796b58509b"
d3-dispatch@1, d3-dispatch@1.0.3:
version "1.0.3"
resolved "https://registry.yarnpkg.com/d3-dispatch/-/d3-dispatch-1.0.3.tgz#46e1491eaa9b58c358fce5be4e8bed626e7871f8"
d3-drag@1, d3-drag@1.2.1:
version "1.2.1"
resolved "https://registry.yarnpkg.com/d3-drag/-/d3-drag-1.2.1.tgz#df8dd4c502fb490fc7462046a8ad98a5c479282d"
dependencies:
d3-dispatch "1"
d3-selection "1"
d3-dsv@1, d3-dsv@1.0.8:
version "1.0.8"
resolved "https://registry.yarnpkg.com/d3-dsv/-/d3-dsv-1.0.8.tgz#907e240d57b386618dc56468bacfe76bf19764ae"
dependencies:
commander "2"
iconv-lite "0.4"
rw "1"
d3-ease@1, d3-ease@1.0.3:
version "1.0.3"
resolved "https://registry.yarnpkg.com/d3-ease/-/d3-ease-1.0.3.tgz#68bfbc349338a380c44d8acc4fbc3304aa2d8c0e"
d3-force@1.1.0:
version "1.1.0"
resolved "https://registry.yarnpkg.com/d3-force/-/d3-force-1.1.0.tgz#cebf3c694f1078fcc3d4daf8e567b2fbd70d4ea3"
dependencies:
d3-collection "1"
d3-dispatch "1"
d3-quadtree "1"
d3-timer "1"
d3-format@1:
version "1.2.2"
resolved "https://registry.yarnpkg.com/d3-format/-/d3-format-1.2.2.tgz#1a39c479c8a57fe5051b2e67a3bee27061a74e7a"
d3-format@1.2.1:
version "1.2.1"
resolved "https://registry.yarnpkg.com/d3-format/-/d3-format-1.2.1.tgz#4e19ecdb081a341dafaf5f555ee956bcfdbf167f"
d3-geo@1.9.1:
version "1.9.1"
resolved "https://registry.yarnpkg.com/d3-geo/-/d3-geo-1.9.1.tgz#157e3b0f917379d0f73bebfff3be537f49fa7356"
dependencies:
d3-array "1"
d3-hierarchy@1.1.5:
version "1.1.5"
resolved "https://registry.yarnpkg.com/d3-hierarchy/-/d3-hierarchy-1.1.5.tgz#a1c845c42f84a206bcf1c01c01098ea4ddaa7a26"
d3-interpolate@1, d3-interpolate@1.1.6:
version "1.1.6"
resolved "https://registry.yarnpkg.com/d3-interpolate/-/d3-interpolate-1.1.6.tgz#2cf395ae2381804df08aa1bf766b7f97b5f68fb6"
dependencies:
d3-color "1"
d3-path@1, d3-path@1.0.5:
version "1.0.5"
resolved "https://registry.yarnpkg.com/d3-path/-/d3-path-1.0.5.tgz#241eb1849bd9e9e8021c0d0a799f8a0e8e441764"
d3-polygon@1.0.3:
version "1.0.3"
resolved "https://registry.yarnpkg.com/d3-polygon/-/d3-polygon-1.0.3.tgz#16888e9026460933f2b179652ad378224d382c62"
d3-quadtree@1, d3-quadtree@1.0.3:
version "1.0.3"
resolved "https://registry.yarnpkg.com/d3-quadtree/-/d3-quadtree-1.0.3.tgz#ac7987e3e23fe805a990f28e1b50d38fcb822438"
d3-queue@3.0.7:
version "3.0.7"
resolved "https://registry.yarnpkg.com/d3-queue/-/d3-queue-3.0.7.tgz#c93a2e54b417c0959129d7d73f6cf7d4292e7618"
d3-random@1.1.0:
version "1.1.0"
resolved "https://registry.yarnpkg.com/d3-random/-/d3-random-1.1.0.tgz#6642e506c6fa3a648595d2b2469788a8d12529d3"
d3-request@1.0.6:
version "1.0.6"
resolved "https://registry.yarnpkg.com/d3-request/-/d3-request-1.0.6.tgz#a1044a9ef4ec28c824171c9379fae6d79474b19f"
dependencies:
d3-collection "1"
d3-dispatch "1"
d3-dsv "1"
xmlhttprequest "1"
d3-scale@1.0.7:
version "1.0.7"
resolved "https://registry.yarnpkg.com/d3-scale/-/d3-scale-1.0.7.tgz#fa90324b3ea8a776422bd0472afab0b252a0945d"
dependencies:
d3-array "^1.2.0"
d3-collection "1"
d3-color "1"
d3-format "1"
d3-interpolate "1"
d3-time "1"
d3-time-format "2"
d3-selection@1, d3-selection@1.2.0, d3-selection@^1.1.0:
version "1.2.0"
resolved "https://registry.yarnpkg.com/d3-selection/-/d3-selection-1.2.0.tgz#1b8ec1c7cedadfb691f2ba20a4a3cfbeb71bbc88"
d3-shape@1.2.0:
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resolved "https://registry.yarnpkg.com/d3-shape/-/d3-shape-1.2.0.tgz#45d01538f064bafd05ea3d6d2cb748fd8c41f777"
dependencies:
d3-path "1"
d3-time-format@2, d3-time-format@2.1.1:
version "2.1.1"
resolved "https://registry.yarnpkg.com/d3-time-format/-/d3-time-format-2.1.1.tgz#85b7cdfbc9ffca187f14d3c456ffda268081bb31"
dependencies:
d3-time "1"
d3-time@1, d3-time@1.0.8:
version "1.0.8"
resolved "https://registry.yarnpkg.com/d3-time/-/d3-time-1.0.8.tgz#dbd2d6007bf416fe67a76d17947b784bffea1e84"
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resolved "https://registry.yarnpkg.com/d3-timer/-/d3-timer-1.0.7.tgz#df9650ca587f6c96607ff4e60cc38229e8dd8531"
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d3-selection "^1.1.0"
d3-timer "1"
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resolved "https://registry.yarnpkg.com/d3-voronoi/-/d3-voronoi-1.1.2.tgz#1687667e8f13a2d158c80c1480c5a29cb0d8973c"
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resolved "https://registry.yarnpkg.com/d3-zoom/-/d3-zoom-1.7.1.tgz#02f43b3c3e2db54f364582d7e4a236ccc5506b63"
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d3@^4.12.2:
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resolved "https://registry.yarnpkg.com/d3/-/d3-4.12.2.tgz#12f775564c6a9de229f63db03446e2cb7bb56c8f"
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d3-format "1.2.1"
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d3-hierarchy "1.1.5"
d3-interpolate "1.1.6"
d3-path "1.0.5"
d3-polygon "1.0.3"
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d3-queue "3.0.7"
d3-random "1.1.0"
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d3-scale "1.0.7"
d3-selection "1.2.0"
d3-shape "1.2.0"
d3-time "1.0.8"
d3-time-format "2.1.1"
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d3-transition "1.1.1"
d3-voronoi "1.1.2"
d3-zoom "1.7.1"
dom-helpers@^3.2.0:
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resolved "https://registry.yarnpkg.com/dom-helpers/-/dom-helpers-3.3.1.tgz#fc1a4e15ffdf60ddde03a480a9c0fece821dd4a6"
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whatwg-fetch ">=0.10.0"
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loose-envify "^1.3.1"
object-assign "^4.1.1"
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loose-envify "^1.1.0"
object-assign "^4.1.1"
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classnames "^2.2.5"
dom-helpers "^3.2.0"
loose-envify "^1.3.1"
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warning "^3.0.0"
react@^16.2.0:
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dependencies:
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loose-envify "^1.1.0"
object-assign "^4.1.1"
prop-types "^15.6.0"
rw@1:
version "1.3.3"
resolved "https://registry.yarnpkg.com/rw/-/rw-1.3.3.tgz#3f862dfa91ab766b14885ef4d01124bfda074fb4"
setimmediate@^1.0.5:
version "1.0.5"
resolved "https://registry.yarnpkg.com/setimmediate/-/setimmediate-1.0.5.tgz#290cbb232e306942d7d7ea9b83732ab7856f8285"
ua-parser-js@^0.7.9:
version "0.7.17"
resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.17.tgz#e9ec5f9498b9ec910e7ae3ac626a805c4d09ecac"
warning@^3.0.0:
version "3.0.0"
resolved "https://registry.yarnpkg.com/warning/-/warning-3.0.0.tgz#32e5377cb572de4ab04753bdf8821c01ed605b7c"
dependencies:
loose-envify "^1.0.0"
whatwg-fetch@>=0.10.0:
version "2.0.3"
resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-2.0.3.tgz#9c84ec2dcf68187ff00bc64e1274b442176e1c84"
xmlhttprequest@1:
version "1.8.0"
resolved "https://registry.yarnpkg.com/xmlhttprequest/-/xmlhttprequest-1.8.0.tgz#67fe075c5c24fef39f9d65f5f7b7fe75171968fc"