#Most Visited Places at RPI
d3 = require("d3@6")
chart = {
const width = 960,
height = 730;
const svg = d3.create("svg")
.attr("viewBox", [50, 50, width-100, height-100]);
// Use Mercator projection
var projection = d3
.geoMercator()
.fitSize([width - 50, height - 50], troyBoundingBox);
var path1 = d3.geoPath().projection(projection);
var path2 = d3.geoPath().projection(projection);
var path3 = d3.geoPath().projection(projection);
var path4 = d3.geoPath().projection(projection);
var path5 = d3.geoPath().projection(projection);
var path6 = d3.geoPath().projection(projection);
var path7 = d3.geoPath().projection(projection);
var g = svg.append("g").attr("id", "paths");
//i'm not using the boundary lines, so I'm going to comment them out
/*
g.selectAll("path1") //d3 geopath
.data(boundary.features) //get data to define path
.enter() //there are more data than elements, this selects them
.append("path") //appends path to data
.attr('class','outlines')
.attr("d", path1) //The d attribute defines a path to be drawn, only applies to appended elements
.style("fill", "none")
.style('stroke-opacity','1')
.style("stroke-width", '.5')
.style("stroke", "rgb(0,0,0)")
*/
g.selectAll("path2") //d3 geopath
.data(troyStreets.features) //get data to define path
.enter() //there are more data than elements, this selects them
.append("path") //appends path to data
.attr('class','outlines')
.attr("d", path2) //The d attribute defines a path to be drawn, only applies to appended elements
.style("fill", "none")
.style('stroke-opacity','1')
.style("stroke-width", '.45')
.style("stroke", "rgb(0,0,0)")
g.selectAll("path3") //d3 geopath
.data(troyBuildings.features) //get data to define path
.enter() //there are more data than elements, this selects them
.append("path") //appends path to data
.attr('class','outlines')
.attr("d", path3) //The d attribute defines a path to be drawn, only applies to appended elements
.style("fill", "rgb(240,240,240)")
.style("fill-opacity", ".5")
.style('stroke-opacity','.4')
.style("stroke-width", '.5')
.style("stroke", "rgb(0,0,0)")
g.selectAll("path4") //d3 geopath
.data(troyParks.features) //get data to define path
.enter() //there are more data than elements, this selects them
.append("path") //appends path to data
.attr('class','outlines')
.attr("d", path4) //The d attribute defines a path to be drawn, only applies to appended elements
.style("fill", "rgb(240,240,240)")
.style("fill-opacity", '.35')
.style('stroke-opacity','.5')
.style("stroke-width", '.75')
.style("stroke", "rgb(0,0,0)")
g.selectAll("path5") //d3 geopath
.data(hudsonRiver.features) //get data to define path
.enter() //there are more data than elements, this selects them
.append("path") //appends path to data
.attr('class','outlines')
.attr("d", path5) //The d attribute defines a path to be drawn, only applies to appended elements
.style("fill", "rgb(240,240,240)")
.style("fill-opacity", '.5')
.style('stroke-opacity','.25')
.style("stroke-width", '.5')
.style("stroke", "rgb(0,0,0)")
g.selectAll("path6") //d3 geopath
.data(troyWaterQuality.features) //get data to define path
.enter() //there are more data than elements, this selects them
.append("path") //appends path to data
.attr('class','outlines')
.attr("d", path6) //The d attribute defines a path to be drawn, only applies to appended elements
.style("fill", "rgb(240,240,240)")
.style("fill-opacity", '.5')
.style('stroke-opacity','.25')
.style("stroke-width", '.5')
.style("stroke", "rgb(0,0,0)")
g.selectAll("path7") //d3 geopath
.data(troyHydrography.features) //get data to define path
.enter() //there are more data than elements, this selects them
.append("path") //appends path to data
.attr('class','outlines')
.attr("d", path7) //The d attribute defines a path to be drawn, only applies to appended elements
.style("fill", "none")
.style("fill-opacity", '.1')
.style('stroke-opacity','.1')
.style("stroke-width", '2')
.style("stroke", "rgb(0,0,0)")
var c = svg.selectAll("circle") //d3 geopath
.data(spots)
.enter() //there are more data than elements, this selects them
.append("circle") //appends path to data
.attr("cx", function(d) {return projection([d.longitude, d.latitude])[0]})
.attr("cy", function(d) {return projection([d.longitude, d.latitude])[1]})
.attr('r',3)
.attr('fill',colorType)
.style('fill-opacity','1')
.style('stroke','black')
.style('stroke-width','.8')
.on('mouseover', spotText)
.on('mouseout', removespotText)
function colorType(d,i){
var color = 'black'
if(d.type=='Food'){color = 'pink'}
if(d.type=='Academics'){color = 'pink'}
if(d.type=='House'){color = 'pink'}
if(d.type=='Sports Facility'){color = 'pink'}
if(d.type=='Social Facility'){color = 'pink'}
if(d.type=='Market'){color = 'pink'}
if(d.type=='Field'){color = 'pink'}
return color
}
function spotText(event,d){
d3.select(this).attr('fill','grey')
svg.append('text')
.attr('class','spots')
.attr('x', '770')
.attr('y','540')
.attr('font-family','Helvetica')
.attr('font-size', '.7em')
.attr('text.anchor','start')
.attr('font-weight', 'bold')
.text(d.name)
svg.append('text')
.attr('class','spots')
.attr('x', '770')
.attr('y','550')
.attr('font-family','Helvetica')
.attr('font-size', '.65em')
.attr('text.anchor','start')
.attr('font-weight', 'normal')
.text(d.description)
svg.append('line')
.attr('class','spotLine')
.attr('x1', '770')
.attr('y1', '542')
.attr('x2', projection([d.longitude, d.latitude])[0])
.attr('y2', '542')
.style('stroke-width','.5')
.style('stroke','black')
.style('stroke-dasharray','2 2')
svg.append('line')
.attr('class','spotLine')
.attr('x1', projection([d.longitude, d.latitude])[0])
.attr('y1', '542')
.attr('x2', projection([d.longitude, d.latitude])[0])
.attr('y2', projection([d.longitude, d.latitude])[1])
.style('stroke-width','.7')
.style('stroke','black')
.style('stroke-dasharray','2 2')
}
function removespotText(event,d){
d3.select(this).attr('fill',colorType)
d3.selectAll('text.spots').remove()
d3.selectAll('line.spotLine').remove()
}
return svg.node();
}
hudsonRiver = FileAttachment("hudson River@1.geojson").json()
troyHydrography = FileAttachment("Troy Hydrography.geojson").json()
troyWaterQuality = FileAttachment("Troy Water Quality.geojson").json()
troyBuildings = FileAttachment("Troy Buildings.geojson").json()
troyBoundingBox = FileAttachment("Troy Bounding Box.geojson").json()
troyStreets = FileAttachment("Troy Streets.geojson").json()
troyParks = FileAttachment("Troy Parks.geojson").json()
spotsLink = "https://docs.google.com/spreadsheets/d/e/2PACX-1vQAuP4O3KlagcNY5E1yW4Pt-KEYduc0H-ruFu9ai8T1VFzE7hK-TfgO2Q2LlFx6u7l-WHiVTj3Pj2fn/pub?output=csv"
spots = d3.csv(spotsLink,d3.autoType)
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
