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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,147 @@ | ||
| <script> | ||
| import { onMount } from "svelte"; | ||
| import { LayerCake, Svg, Html } from 'layercake'; | ||
| import ScatterSvg from "$components/layercake/Scatter.svg.svelte"; | ||
| import AxisX from "$components/layercake/AxisX.svg.svelte"; | ||
| import AxisY from "$components/layercake/AxisY.svg.svelte"; | ||
| import * as d3 from "d3"; | ||
| import * as d3Regression from 'd3-regression'; | ||
| import { tweened } from 'svelte/motion'; | ||
| import * as eases from 'svelte/easing'; | ||
| export let data; | ||
| const topgroups = ["amphibian/reptile", "bat", "bear", "bird", "camelus", "cat", "cattle", | ||
| "deer-like", "dog", "elephant", "fish", "hippo", "horse", "human", "insect", | ||
| "marine invertebrate", "marsupial", "monkey", "mustelid-like", "mythical", "none", | ||
| "rabbit", "ram-like", "rhino", "rodent-like", "suid", "whale/shark/dolphin" | ||
| ]; | ||
| function filterData(animal) { | ||
| let filteredData = animal !== "cat" | ||
| ? data.filter(d => d.topgroup.includes(animal)) | ||
| : data.filter(d => d.topgroup.includes(animal) && !d.topgroup.includes("cattle")); | ||
| return filteredData; | ||
| } | ||
| const curve = d3.curveLinear; | ||
| const yKey = 'price'; | ||
| const xKey = 'rating'; | ||
| const xKeyReg = d => +d.rating; | ||
| const yKeyReg = d => +d.price; | ||
| data.forEach(d => { | ||
| d[xKey] = +d[xKey]; | ||
| d[yKey] = +d[yKey]; | ||
| }); | ||
| const r = 4; | ||
| const padding = 10; | ||
| const color = '#d0c8a8'; | ||
| const tweenOptions = { | ||
| duration: 300, | ||
| easing: eases.cubicInOut | ||
| }; | ||
| const xDomain = tweened(undefined, tweenOptions); | ||
| const yDomain = tweened(undefined, tweenOptions); | ||
| yDomain.set([0,500]); | ||
| xDomain.set([2,5]); | ||
| // Regression Line | ||
| const regression = d3Regression.regressionLinear() | ||
| .x(d => xKeyReg(d)) // Define the x accessor | ||
| .y(d => yKeyReg(d)); // Define the y accessor | ||
| function calcSlope(data) { | ||
| let deltaX = data[1].x - data[0].x; | ||
| let deltaY = data[1].y - data[0].y; | ||
| let slope = deltaY / deltaX; | ||
| return slope | ||
| } | ||
| </script> | ||
|
|
||
| <section id="scatter"> | ||
| {#each topgroups as animal, i} | ||
| {@const animalData = filterData(animal)} | ||
| {@const trendLine = regression(animalData)} | ||
| {@const trendLineData = [ | ||
| { x: trendLine[0][0], y: trendLine[0][1] }, | ||
| { x: trendLine[1][0], y: trendLine[1][1] } | ||
| ]} | ||
| {@const slope = calcSlope(trendLineData)} | ||
| <div class="chart-wrapper"> | ||
| <h3>{animal}</h3> | ||
| <p class="tot-count">{animalData.length} wines</p> | ||
| <p class="tot-count">{Math.round(slope)} slope</p> | ||
| <div class="chart-container" id="scatterplot" style="pointer-events:none"> | ||
| <LayerCake | ||
| padding={{ top: 10, right: 5, bottom: 20, left: 5 }} | ||
| x={xKey} | ||
| y={yKey} | ||
| xPadding={[padding, padding]} | ||
| yPadding={[padding, padding]} | ||
| data={[animalData, trendLineData]} | ||
| xDomain={$xDomain} | ||
| yDomain={$yDomain} | ||
| > | ||
| <Svg> | ||
| <AxisX | ||
| gridlines={true} | ||
| /> | ||
| <AxisY | ||
| gridlines={true} | ||
| ticks={5} /> | ||
| <ScatterSvg {r} fill={color} /> | ||
| </Svg> | ||
| </LayerCake> | ||
| </div> | ||
| </div> | ||
| {/each} | ||
| </section> | ||
|
|
||
| <style> | ||
| #scatter { | ||
| width: 100%; | ||
| height: auto; | ||
| display: flex; | ||
| flex-direction: row; | ||
| flex-wrap: wrap; | ||
| margin-bottom: 5rem; | ||
| } | ||
| .chart-wrapper { | ||
| width: 100%; | ||
| max-width: 250px; | ||
| display: flex; | ||
| flex-direction: column; | ||
| position: relative; | ||
| margin: 2rem; | ||
| } | ||
| h3 { | ||
| font-family: var(--sans); | ||
| font-size: var(--14px); | ||
| font-weight: 700; | ||
| text-align: center; | ||
| margin: 0; | ||
| } | ||
| .tot-count { | ||
| font-family: var(--sans); | ||
| font-size: var(--14px); | ||
| text-align: center; | ||
| margin: 0 0; | ||
| font-size: 0.8rem; | ||
| } | ||
| .chart-container { | ||
| width: 100%; | ||
| height: 250px; | ||
| overflow: hidden; | ||
| } | ||
| </style> |
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