25:["$","title",null,{"children":"New Electric Vehicle Registrations in Canada, from 2014 to 2018 | Ped Ram | Observable"}] 49:[{"id":"6e3822147f93616b992f9580e9d36bb084c6ec5862c2b99aa0fd647c8bb92e1dba4e26448d8e7270bd54728be9525014f25da9364d8cf3fede6f091a5a3eb0f0","href":"https://static.observableusercontent.com/files/6e3822147f93616b992f9580e9d36bb084c6ec5862c2b99aa0fd647c8bb92e1dba4e26448d8e7270bd54728be9525014f25da9364d8cf3fede6f091a5a3eb0f0","name":"EV_dat.json","type":"application/json","lastModified":1682151219292.652,"size":4689}] 29:{"id":"44870232e89ef872","slug":null,"title":"New Electric Vehicle Registrations in Canada, from 2014 to 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`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":143,"value":"Year = {\n if(yearSlider == 1) return \"2014\";\n if(yearSlider == 2) return \"2015\";\n if(yearSlider == 3) return \"2016\";\n if(yearSlider == 4) return \"2017\";\n if(yearSlider == 5) return \"2018\";\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":76,"value":"viewof yearSlider = slider({\n message: \"Select Year: \",\n min: 1, \n max: 5, \n start: 1,\n step: 1,\n int: true\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":133,"value":"{\n const\n map = vl.layer(\n vl.markGeoshape({fill: '#ffffff'})\n .data(vl.sphere()),\n //vl.markGeoshape({stroke: '#8d99f2', strokeWidth: 0.45, opacity: 0.75})\n //.data(vl.graticule()),\n vl.markGeoshape({fill: '#EFEFEF', stroke: '#c4c4c2', strokeWidth: 0.50})\n .data(vl.topojson(canada).feature('canadaprov'))\n )\n .width(600).height(550)\n .config({view: {stroke: null}})\n \n \n const points = vl.markCircle({opacity: 0.75})\n .data(dataFiltered)\n .encode(\n vl.latitude().fieldQ('lat'),\n vl.longitude().fieldQ('lon'),\n vl.size().fieldQ('EV Count').scale({range: [50,5000]}).legend({orient: 'left'}),\n vl.color().fieldN('Province').legend({orient: 'left'}),\n vl.tooltip(['Province', 'year', 'EV Count'])\n );\n \n return vl.layer(map, points)\n .project(vl.projection('conicConformal').scale(550).translate(300, 965).rotate(95))\n //.width(600).height(700)\n .config({view: {stroke: null}})\n .render()\n }","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":85,"value":"md`#### Source:\n* Statistics Canada, New motor vehicle registrations [Table: 20-10-0021-01](https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=2010002101).`\n","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":93,"value":"md`#### Notes:\n* Estimates for Newfoundland and Labrador, Nova Scotia and Alberta are currently unavailable because of contractual limitations of the existing data sharing agreement. However, they are included in the Canada total.\n* This survey represents the registration of new motor vehicles within the provinces and territories in a given year.\n* Estimates for British Columbia include the territories.`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":5,"value":"md`## Data `","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":30,"value":"md`### json data saved on git`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":11,"value":"canada = d3.json(\"https://raw.githubusercontent.com/Bemrose/dat/master/CANprov.json\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":34,"value":"md`### json data saved on observable FileAttachment().json()`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":139,"value":"EV = FileAttachment(\"EV_dat.json\").json()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":45,"value":"md`## Tools `","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":59,"value":"md`### Slider`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":61,"value":"function slider({\n message = 'Set your value', \n min = 0, \n max = 1, \n start = 0.5, \n step = 0.1,\n precision = 3, \n int = false,\n}){\n \n min = min/step;\n max = max/step;\n start = start/step;\n \n const div = html`\n\t${message}\n \n ${start*step}\n `;\n const range = div.querySelector(\"[type=range]\");\n const value_disp = div.querySelector('span');\n div.value = value_disp.innerHTML = start*step;\n\n range.addEventListener(\"input\", () => {\n const newValue = range.valueAsNumber*step; \n div.value = newValue;\n value_disp.innerHTML = int ? Math.round(newValue) : newValue.toPrecision(precision); \n });\n return div;\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":72,"value":"md`### Embed vega`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":70,"value":"embed = require('vega-embed@3')","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":74,"value":"dataFiltered = EV.filter(d => (d.yearnum === yearSlider-1))","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":13,"value":"md`## Dependencies `","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":20,"value":"md`#### d3`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":16,"value":"d3 = require('d3@v5.8')","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":26,"value":"md`#### topojson`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":22,"value":"topojson = require(\"topojson\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":41,"value":"md`#### vega lite api`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"},{"id":39,"value":"import {vl} from '@vega/vega-lite-api'","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","tool":"$undefined","providerMetadata":"$undefined","attachments":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W49","stdlib":"1"}} 24:null