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finalViz2Hierarchical.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Final Visualization 2: Hierarchical Relationship - Types of Materials Used on Art Items in San Francisco</title>
<!-- Load Bulma from CDN (consider saving it to repository instead) -->
<!-- https://bulma.io/ -->
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/css/bulma.min.css">
<!-- Load Font Awesome 5 (free) icons -->
<script defer src="https://use.fontawesome.com/releases/v5.3.1/js/all.js"></script>
<style>
#symbolList {
overflow-y: scroll;
}
#ResetButton {
font-size: 12px;
}
#YearIntercalSelectButton {
font-size: 16px;
}
#MaterialTypeSelectButton {
font-size: 16px;
}
#queryButton {
font-size: 16px;
}
.axis {
font: 16px sans-serif;
}
#tooltip {
font-weight: 600;
text-shadow: 0px 0px 2px white;
fill: orange;
stroke: black;
}
path.land {
fill: #dddddd;
stroke: none;
}
path.neighborhood {
fill: none;
stroke: white;
stroke-width: 3.5px;
pointer-events: none;
}
path.street {
fill: none;
stroke: white;
stroke-width: 1px;
pointer-events: none;
}
.active {
stroke: orange !important;
stroke-width: 1.5px !important;
}
circle.symbol {
fill-opacity: 0.7;
stroke: white;
stroke-width: 1px;
}
th {
text-align: right;
}
</style>
<style>
body {background-color: #FEF8F4;
}
.hero-image {
/* Use "linear-gradient" to add a darken background effect to the image (photographer.jpg). This will make the text easier to read */
background-image: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), url("IMG_3854.JPG");
/* Position and center the image to scale nicely on all screens */
background-position: center;
background-repeat: no-repeat;
background-size: cover;
position: relative;
}
.title {
color: white;
}
.subtitle {
color: white;
}
</style>
</head>
<body>
<!-- Page header -->
<!-- https://bulma.io/documentation/layout/hero/ -->
<section class="hero-image">
<div class="hero-body">
<div class="container">
<h1 class="title">Final Visualization 2: </br>Hierarchical Relationship - Types of Materials Used on Art Items in San Francisco</h1>
<h2 class="subtitle">Visualization in d3.js</h2>
</div>
</div>
</section>
<!-- End page header -->
<!-- Page navigation -->
<!-- https://bulma.io/documentation/components/navbar/ -->
<nav class="navbar is-light" role="navigation" aria-label="main navigation">
<div class="container">
<div class="navbar-brand">
<a class="navbar-item is-active" href="index.html">
<span class="icon"><i class="fas fa-home"></i></span>
<span>Home</span>
</a>
<a role="button" class="navbar-burger burger" aria-label="menu" aria-expanded="false" data-target="main-menu">
<span aria-hidden="true"></span>
<span aria-hidden="true"></span>
<span aria-hidden="true"></span>
</a>
</div>
<div id="main-menu" class="navbar-menu has-text-weight-medium">
<!-- Left navbar items -->
<div class="navbar-start">
<a class="navbar-item" href="dts.html" title="Data">
<span class="icon"><i class="fas fa-table"></i></span>
<span>Data</span>
</a>
<div class="navbar-item has-dropdown is-hoverable">
<a class="navbar-link">
Visualizations
</a>
<div class="navbar-dropdown">
<a class="navbar-item" href="pttpAlpha.html">
<span class="icon"><i class="fas fa-chart-line"></i></span>
<span>Prototype-Alpha: Art Items on Map of San Francisco - Non-proportional Symbol Map in Tableau (with feedback)</span>
</a>
<a class="navbar-item" href="pttpBeta2.html">
<span class="icon"><i class="fas fa-chart-line"></i></span>
<span>Prototype-Beta-OverallMap: Clustering of Artists that Use Similar Materials? - non-proportional symbol map in d3.js (with feedback)</span>
</a>
<a class="navbar-item" href="finalViz1mapHm.html">
<span class="icon"><i class="fas fa-chart-line"></i></span>
<span>Final Visualization 1: Distribution Over Time - Materials Used on Art Items in San Francisco</span>
</a>
<a class="navbar-item" href="finalViz2Hierarchical.html">
<span class="icon"><i class="fas fa-chart-line"></i></span>
<span>Final Visualization 2: Hierarchical Relationship - Types of Materials Used on Art Items in San Francisco </span>
</a>
</div>
</div>
</div>
<!-- Right navbar items -->
<div class="navbar-end">
<a class="navbar-item" href="abt.html" title="About">
<span class="icon"><i class="fas fa-info-circle"></i></span>
<span>About</span>
</a>
</div>
</div>
</div>
</nav>
<!-- End page navigation -->
<section class="section">
<div class="container">
<!-- Begin page content -->
<div class="content">
<h1 class="title">
Proportional Symbol Map & Node-link Diagram
</h1>
<meta charset="utf-8">
<figure>
<svg width="1260" height="600" id="vis">
<g id="basemap"></g>
<!-- turn off pointer events for certain groups -->
<g id="streets" pointer-events="none"></g>
<g id="outline" pointer-events="none"></g>
<g id="artItems"></g>
<g id="tooltip" pointer-events="none"></g>
<g id="details" pointer-events="none"></g>
</svg>
<figcaption>
Source: <a href="https://data.sfgov.org/Culture-and-Recreation/Civic-Art-Collection/7rjr-9n9w">Civic Art Collection</a>
(<a href="https://data.sfgov.org/Geographic-Locations-and-Boundaries/Analysis-Neighborhoods/p5b7-5n3h">Neighborhoods</a>, <a href="https://data.sfgov.org/Geographic-Locations-and-Boundaries/Streets-Active-and-Retired/3psu-pn9h">Streets</a>)
</figcaption>
</figure>
<script src="https://d3js.org/d3.v5.min.js"></script>
<script>
const width = 1440;
const height = 800;
// setup svg
let svg = d3.select("body").select("svg#vis");
svg.attr('width', width);
svg.attr('height', height);
const urls = {
basemap: "https://data.sfgov.org/resource/xfcw-9evu.geojson",
streets: "https://data.sfgov.org/resource/3psu-pn9h.geojson?$limit=8000",
artItems: "https://data.sfgov.org/resource/7rjr-9n9w.json"
};
// calculate date range
const end = d3.timeDay.floor(d3.timeDay.offset(new Date(), -1));
const start = d3.timeDay.floor(d3.timeDay.offset(end, -7));
const format = d3.timeFormat("%Y-%m-%dT%H:%M:%S");
console.log(format(start), format(end));
urls.artItems = 'https://data.sfgov.org/resource/7rjr-9n9w.json';
console.log(urls.artItems);
const g = {
edgeBunddling: svg.select("g#edgeBunddling"),
basemap: svg.select("g#basemap"),
streets: svg.select("g#streets"),
outline: svg.select("g#outline"),
artItems: svg.select("g#artItems"),
tooltip: svg.select("g#tooltip"),
details: svg.select("g#details")
};
const pad = 15;
const r = 10;
const diameter = 500;
const color = d3.scaleSequential(d3.interpolateGnBu);
//interpolateGnBu
color.domain([0,235,471,706,942]);
let matExactMap = {};
let mTypeMap = {};
let materialSet = new Set();
let nodes = new Set();
let original = [];
let processed = [];
let timeMap = {};
let YIMTmap = {};
let locMap = {};
let acsSet = new Set();
timeMap['architectural material'] = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0];
timeMap['metal'] = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0];
timeMap['mineral'] = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0];
timeMap['ecological'] = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0];
timeMap['daily life object'] = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0];
timeMap['kiln product'] = [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0];
let rawDataPlatTableArr = [];
let res = [];
nodes.add('root');
nodes.add('metal');
nodes.add('mineral');
nodes.add('ecological');
nodes.add('daily life object');
nodes.add('architectural material');
nodes.add('kiln product');
let typeName = ['architectural material', 'metal', 'mineral', 'ecological', 'daily life object', 'kiln product'];
let yearInterval = ['1811-1835', '1836-1860', '1861-1885', '1886-1910', '1911-1935',
'1936-1960', '1961-1985', '1986-2010', '2011-2035', 'unknown year'];
//0: 1811-1835
//1: 1836-1860
//2: 1861-1885
//3: 1886-1910
//4: 1911-1935
//5: 1936-1960
//6: 1961-1985
//7: 1986-2010
//8: 2011-2035
let yearIntervaoOptions = ['Select a year interval','all','1811-1835', '1836-1860', '1861-1885', '1886-1910', '1911-1935',
'1936-1960', '1961-1985', '1986-2010', '2011-2035','unknown year'];
var optionYI = d3.select("#YearIntercalSelectButton")
.selectAll('myOptions')
.data(yearIntervaoOptions)
.enter()
.append('option')
.text(function (d) { return d; }) // text showed in the menu
.attr("value", function (d) { return d; }) // corresponding value returned by the button
let MaterialTypeOptions = ['Select a material type','all','architectural material', 'metal', 'mineral', 'ecological', 'daily life object', 'kiln product'];
var optionMT = d3.select("#MaterialTypeSelectButton")
.selectAll('myOptions')
.data(MaterialTypeOptions)
.enter()
.append('option')
.text(function (d) { return d; }) // text showed in the menu
.attr("value", function (d) { return d; }) // corresponding value returned by the button
//'Select a year interval' 'Select a material type'
let YearChosen = 'all';
let MTypeChosen = 'all';
let hmChosen = false;
let jsonInputArray = [];
let metalSet = new Set(["bronze", "steel", "gold leaf", "brass", "aluminum", "zinc", "copper", "bronzing powder", "metalmaterial", "copper leaf", "iron", "gold"]);
let mineralSet = new Set(["marble","granite", "terrazzo", "stone tiles", "cast stone", "soil", "lava rock", "stone", "basalt", "travertine", "graphite", "tesserae", "tuff stone", "stone boulder", "charcoal", "mortar",
"crystals", "minerals", "red porphyry", "onyx"]);
let ecoSet = new Set(["wood", "bone", "horn", "resin", "cotton", "plant", "oil", "wool", "planted earthwork", "wax", "bamboo", "ecological references", "water", "willow", "tule reed"]);
let dailyLifeSet = new Set(["loudspeakers","images","ink", "cables", "mirror", "video", "magnets", "electrical reed switches"
, "photogram", "wire", "egg tempera", "aero plate", "audiobox","electrical wiring",
"pencil", "paper", "digital print", "buttons", "jewelry", "recycled parking meter heads", "brass saxophones", "steel music panels", "shade cloth", "controller", "motors","electronics","recycled mirrors", "annotated library cards"]);
let architectureSet = new Set(["pigments","plastic mixture","paint", "mixed medium","plastic","led lighting","slate", "lighting", "asphalt","unknown", "mixed media relief","painted mural", "linoleum", "pigment", "architectural foam", "pigment print", "pastel", "archival pigment print", "cast aggregate", "mixed media color lino-cut print", "lacquer paint", "foam", "fabric collage", "soffits", "land scaping", "lino-cut print", "cement", "polyurethane foam",
"found objects", "plaster", "fresco", "concrete", "mixed media", "neon lighting", "argon lighting", "fluorescent lighting", "lacquer paints", "mirror tile", "abaca paper", "ink with gesso", "led", "mural",
"photography", "brick", "pipes", "polymer modified gypsum", "sisal rope"]);
let kilnSet = new Set(["glaze","ceramic beads","porcelain enamel","porcelain", "ceramic tile", "clay", "glass", "cast glass", "frosted glass", "mosaic tile", "enamel", "ceramic", "gilding", "enamel paint", "terracotta tile", "glass tiles", "glazed ceramic"
,"crockery", "grout", "basaltic clay", "glass mosaic tile", "gfrc tile", "tile", "glass mosaic", "laminated digital print", "polyurethane paint"]);
const csvMat = "artcommision_categorized_material - Civic_Art_Collection.csv";
d3.csv(csvMat, recordMaterialInfo).then(makeCirTreeDataFormat).then(cirtree).then(drawColorLegend).then(drawCircleLegend);
d3.json(urls.basemap).then(function(json) {
// makes sure to adjust projection to fit all of our regions
projection.fitSize([960, 600], json);
// draw the land and neighborhood outlines
drawBasemap(json);
// now that projection has been set trigger loading the other files
// note that the actual order these files are loaded may differ
d3.json(urls.streets).then(drawStreets);
d3.json(urls.artItems).then(drawArtItems);
});
function recordMaterialInfo(row) {
var materials = row.MediumMaterial;
var matArr = materials.split(",");
if(materials.length != 0) {
index = 0;
while (index < matArr.length) {
temp = matArr[index];
temp = temp.trim();
temp = temp.toLowerCase();
if(temp == "" || temp.length < 1) {
temp = "unknown";
}
materialSet.add(temp);
artist = row.Artist;
date = row.CreationFinishDate;
acsNumber = row.AccessionNumber;
mediumDetail = row.MediumDetail;
displayTitle = row.DisplayTitle;
latitude = row.Latitude;
longitude = row.Longitude;
nbh = row.SFFindNeighborhoods;
locString = row.Latitude + "&" + row.Longitude;
acsSet.add(acsNumber);
if(locMap[locString]) {
locAcsSet = locMap[locString];
locAcsSet.add(acsNumber);
locMap[locString] = locAcsSet;
// console.log(locAcsSet.size);
} else { //ne wkey value locString
locAcsSet = new Set();
locAcsSet.add(acsNumber);
locMap[locString] = locAcsSet;
}
// console.log('locMap: ');
// console.log(locMap);
// locMap[locString] locString = row.Latitude + "&" + row.Longitude; locAcsSet = locMap[locString] locAcsSet.size
//locMap
//metalSet, mineralSet, ecoSet, dailyLifeSet, architectureSet, kilnSet
timeArrIndex = getTimeIntervalIndex(date);
currYearInterval = yearInterval[timeArrIndex];
if(metalSet.has(temp)) {
mType = "metal";
} else if(mineralSet.has(temp)) {
mType = "mineral";
} else if(ecoSet.has(temp)) {
mType = "ecological";
} else if(dailyLifeSet.has(temp)) {
mType = "daily life object";
} else if(architectureSet.has(temp)) {
mType = "architectural material";
} else if(kilnSet.has(temp)) {
mType = "kiln product";
} else {
console.log("not having: ");
console.log(temp);
}
if(temp == 'metal') {
console.log("@@@@@@@@@@@@@@@@@"+acsNumber);
}
listTimeCount = timeMap[mType][timeArrIndex];
listTimeCount ++;
timeMap[mType][timeArrIndex] = listTimeCount;
if(matExactMap[temp]) {
currMatList = matExactMap[temp];
currMatList.push({
'Material': temp,
'Artist': artist,
'Completion Year': date,
'Accession Number': acsNumber,
'MediumDetail': mediumDetail,
'DisplayTitle': displayTitle,
'Latitude': latitude,
'Longitude': longitude,
'Material Type': mType,
'Year Interval': currYearInterval
});
matExactMap[temp] = currMatList;
} else {
currMatList = [];
currMatList.push({
'Material': temp,
'Artist': artist,
'Completion Year': date,
'Accession Number': acsNumber,
'MediumDetail': mediumDetail,
'DisplayTitle': displayTitle,
'Latitude': latitude,
'Longitude': longitude,
'Material Type': mType,
'Year Interval': currYearInterval
});
matExactMap[temp] = currMatList;
}
if(mTypeMap[mType]) {
typeSubMap = mTypeMap[mType];
if(typeSubMap[temp]) {
itemList = typeSubMap[temp];
itemList.push({
'Material': temp,
'Artist': artist,
'Completion Year': date,
'Accession Number': acsNumber,
'MediumDetail': mediumDetail,
'DisplayTitle': displayTitle,
'Latitude': latitude,
'Longitude': longitude,
'Material Type': mType,
'Year Interval': currYearInterval
})
typeSubMap[temp]= itemList;
} else {
itemList = [];
itemList.push({
'Material': temp,
'Artist': artist,
'Completion Year': date,
'Accession Number': acsNumber,
'MediumDetail': mediumDetail,
'DisplayTitle': displayTitle,
'Latitude': latitude,
'Longitude': longitude,
'Material Type': mType,
'Year Interval': currYearInterval
})
typeSubMap[temp]= itemList;
}
mTypeMap[mType] = typeSubMap;
} else {
typeSubMap = {};
itemList = [];
itemList.push({
'Material': temp,
'Artist': artist,
'Completion Year': date,
'Accession Number': acsNumber,
'MediumDetail': mediumDetail,
'DisplayTitle': displayTitle,
'Latitude': latitude,
'Longitude': longitude,
'Material Type': mType,
'Year Interval': currYearInterval
})
typeSubMap[temp] = itemList;
mTypeMap[mType] = typeSubMap;
}
index++;
}
}
rawDataPlatTableArr.push({
'Artist': artist,
'Completion Year': date,
'Accession Number': acsNumber,
'MediumDetail': mediumDetail,
'DisplayTitle': displayTitle,
'Latitude': latitude,
'Longitude': longitude,
'Material Type': mType,
'Year Interval': currYearInterval
})
return materialSet;
}
function makeCirTreeDataFormat(data) {
console.log('matExactMap: ');
console.log(matExactMap);
console.log('materialSet: ');
console.log(materialSet);
console.log('mTypeMap: ');
console.log(mTypeMap);
console.log('rawDataPlatTableArr: ');
console.log(rawDataPlatTableArr);
//metalSet, mineralSet, ecoSet, dailyLifeSet, architectureSet, kilnSet
allCount = 0; //count of leaves
archName = 'architectural material';
typeCount = recordOneType(architectureSet, matExactMap, original, nodes, archName);
allCount = allCount + typeCount;
metalName = "metal";
typeCount = recordOneType(metalSet, matExactMap, original, nodes, metalName);
allCount = allCount + typeCount;
mineralName = "mineral";
typeCount = recordOneType(mineralSet, matExactMap, original, nodes, mineralName);
allCount = allCount + typeCount;
ecoName = "ecological";
typeCount = recordOneType(ecoSet, matExactMap, original, nodes, ecoName);
allCount = allCount + typeCount;
dailyName = "daily life object";
typeCount = recordOneType(dailyLifeSet, matExactMap, original, nodes, dailyName);
allCount = allCount + typeCount;
kilnName = "kiln product";
typeCount = recordOneType(kilnSet, matExactMap, original, nodes, kilnName);
allCount = allCount + typeCount;
original.push({
'name' : 'root',
'parent' : '',
'count' : allCount,
'leave' : allCount
})
console.log('allCount: ' + allCount);
console.log('original: ');
console.log(original);
root = d3.stratify()
.id(function(row) { return row.name; })
.parentId(function(row) {
return row.parent;
})
(original);
console.log("root: ");
console.log(root);
return root;
}
function cirtree(data) {
const graphTitle1 = g.artItems.append('text')
.text('Hierarchical Relationship');
graphTitle1.attr("id", 'graphTitle');
graphTitle1.attr('dx', 20);
graphTitle1.attr('dy', 100);
graphTitle1.attr('font-size', '23px');
const graphTitle2 = g.artItems.append('text')
.text('of Materials Types Used on');
graphTitle2.attr("id", 'graphTitle');
graphTitle2.attr('dx', 20);
graphTitle2.attr('dy', 130);
graphTitle2.attr('font-size', '23px');
const graphTitle3 = g.artItems.append('text')
.text('Art Items in Range of ');
graphTitle3.attr("id", 'graphTitle');
graphTitle3.attr('dx', 20);
graphTitle3.attr('dy', 160);
graphTitle3.attr('font-size', '23px');
const graphTitle5 = g.artItems.append('text')
.text('San Francisco');
graphTitle5.attr("id", 'graphTitle');
graphTitle5.attr('dx', 20);
graphTitle5.attr('dy', 190);
graphTitle5.attr('font-size', '23px');
data.sort(function(a, b) {
return b.height - a.height || b.count - a.count;
});
let layout = d3.tree().size([2 * Math.PI, (diameter / 2) - pad]);
layout(data);
data.each(function(node) {
node.theta = node.x;
node.radial = node.y;
var point = toCartesian(node.radial, node.theta);
node.x = point.x;
node.y = point.y;
});
let plot = svg.append("g")
.attr("id", "TreePlot")
.attr("transform", translate(pad + 90, pad));
let line = d3.line()
.curve(d3.curveLinear)
.x(d => d.x + 900)
.y(d => d.y + 330);
let generator = function(node) {
return line([node.source, node.target]);
}
drawLinks(plot.append("g"), data.links(), generator);
drawNodes(plot.append("g"), data.descendants(), true);
console.log(data.descendants());
return svg.node();
}
function drawLinks(g, links, generator) {
let paths = g.selectAll('path')
.data(links)
.enter()
.append('path')
.attr('d', generator)
.attr('class', 'link')
.style('stroke','silver')
.style("fill-opacity", "0.8");
}
function drawNodes(g, nodes, raise) {
let circles = g.selectAll('circle')
.data(nodes, node => node.data.name)
.enter()
.append('circle')
.attr('r', r)
.attr('cx', d => d.x + 900)
.attr('cy', d => d.y + 330)
.attr('id', d => d.data.name)
.attr('class', 'node')
.style('fill', d => color(d.data.count))
.style('stroke','silver')
.style("stroke-width", 1);
setupEvents(g, circles, raise);
}
function toCartesian(r, theta) {
return {
x: r * Math.cos(theta),
y: r * Math.sin(theta)
};
}
function setupEvents(g, selection, raise) {
selection.on("click", function(d) {
acsSet = new Set();
let datum = d3.select(this).datum();
let name = datum.data.name;
let ht = datum.height;
console.log(name);
console.log(datum.height);
//height 0 : outer most, height 1: middle layer, height 2: root
if(ht == 0 || ht == '0') {
arr = matExactMap[name];
console.log(arr);
for(i=0; i<arr.length;i++) {
acs = arr[i]['Accession Number'];
acsSet.add(acs);
}
} else if (ht == 1 || ht == '1') {
exactMats = mTypeMap[name];
console.log(exactMats);
for (var key in exactMats) {
// check if the property/key is defined in the object itself, not in parent
if (exactMats.hasOwnProperty(key)) {
arr = exactMats[key];
for(i=0; i<arr.length;i++) {
acs = arr[i]['Accession Number'];
acsSet.add(acs);
}
}
}
} else if (ht == 2 || ht == '2') {
for(i=0;i<rawDataPlatTableArr.length;i++) {
acs = rawDataPlatTableArr[i]['Accession Number'];
acsSet.add(acs);
}
}
d3.json(urls.artItems).then(drawArtItems);
});
selection.on('mouseover.highlight', function(d) {
// https://github.com/d3/d3-hierarchy#node_path
// returns path from d3.select(this) node to selection.data()[0] root node
let path = d3.select(this).datum().path(selection.data()[0]);
// console.log(path);
// select all of the nodes on the shortest path
let update = selection.data(path, nodes => nodes.id);
// highlight the selected nodes
update.classed('selected', true);
if (raise) {
update.raise()
.style("stroke", "#e68a00")
.style("stroke-width", 5);
}
});
selection.on('mouseout.highlight', function(d) {
let path = d3.select(this).datum().path(selection.data()[0]);
let update = selection.data(path, node => node.data.name);
update.classed('selected', false);
update.style("stroke", "silver")
.style("stroke-width", 1);
});
// show tooltip text on mouseover (hover)
selection.on('mouseover.tooltip', function(d) {
showTooltip(g, d3.select(this));
});
// remove tooltip text on mouseout
selection.on('mouseout.tooltip', function(d) {
g.select("#tooltip").remove();
});
}
numberFormat = d3.format(".3~s");
function showTooltip(g, node) {
let gbox = g.node().getBBox(); // get bounding box of group BEFORE adding text
let nbox = node.node().getBBox(); // get bounding box of node
// calculate shift amount
let dx = nbox.width / 2;
let dy = nbox.height / 2;
// retrieve node attributes (calculate middle point)
let x = nbox.x + dx;
let y = nbox.y + dy;
// get data for node
let datum = node.datum();
let name = datum.data.name;
let count = datum.data.count;
let text = `${name}, ${count}`;
// create tooltip
let tooltip = g.append('text')
.text(text)
.attr('x', x)
.attr('y', y)
.attr('dy', -dy - 4) // shift upward above circle
.attr('text-anchor', 'middle') // anchor in the middle
.attr('id', 'tooltip')
.style('fill','#e68a00')
.style('font-size', '22px');
// it is possible the tooltip will fall off the edge of the
// plot area. we can detect when this happens, and set the
// text anchor appropriately
// get bounding box for the text
let tbox = tooltip.node().getBBox();
// if text will fall off left side, anchor at start
if (tbox.x < gbox.x) {
tooltip.attr('text-anchor', 'start');
tooltip.attr('dx', -dx); // nudge text over from center
}
// if text will fall off right side, anchor at end
else if ((tbox.x + tbox.width) > (gbox.x + gbox.width)) {
tooltip.attr('text-anchor', 'end');
tooltip.attr('dx', dx);
}
// if text will fall off top side, place below circle instead
if (tbox.y < gbox.y) {
tooltip.attr('dy', dy + tbox.height);
}
}
function recordOneType(typeSet, matExactMap, original, nodes, typeName) {
typeCount = 0;
typeSetSize = typeSet.size;
var typeItr = typeSet.entries();
for(i=0;i<typeSetSize;i++){
exactMaterial = typeItr.next().value[0];
nodes.add(exactMaterial);
exactList = [];
exactList = matExactMap[exactMaterial];
// console.log(exactMaterial);
// console.log(exactList);
aitCount = exactList.length;
original.push({
'name' : exactMaterial,
'parent' : typeName,
'count' : aitCount,
'leave' : 1
})
typeCount = typeCount + aitCount;
}
original.push({
'name' : typeName,
'parent' : 'root',
'count' : typeCount,
'leave' : typeCount
})
return typeCount;
}
function getTimeIntervalIndex(year) {
//every 25 years
//0: 1811-1835
//1: 1836-1860
//2: 1861-1885
//3: 1886-1910
//4: 1911-1935
//5: 1936-1960
//6: 1961-1985
//7: 1986-2010
//8: 2011-2035
var yearValue = parseInt(year);
var diff = yearValue - 1811;
if(diff < 25) {
return 0; //0: 1811-1835
} else if(diff >= 25 && diff < 50){
return 1; //1: 1836-1860
} else if(diff >= 50 && diff < 75) {
return 2; //2: 1861-1885
} else if (diff >= 75 && diff < 100) {
return 3; //3: 1886-1910
} else if(diff >= 100 && diff < 125) {
return 4;
} else if(diff >= 125 && diff < 150) {
return 5;
} else if (diff >= 150 && diff < 175) {
return 6;
} else if (diff >= 175 && diff < 200) {
return 7;
} else if (diff >= 200 && diff < 225) {
return 8;
}
return 9; //8 is for unkown year...
}
const tip = g.tooltip.append("text").attr("id", "tooltip");
tip.attr("text-anchor", "end");
tip.attr("dx", -5);
tip.attr("dy", -5);
tip.style("visibility", "hidden");
// add details widget
// https://bl.ocks.org/mbostock/1424037
const details = g.details.append("foreignObject")
.attr("id", "details")
.attr("width", 1100)
.attr("height", 260)
.attr("x", 168)
.attr("y", 600);
const body = details.append("xhtml:body")
.style("text-align", "left")
.style("background", "none")
.html("<p>N/A</p>");
details.style("visibility", "hidden");
// setup projection
// https://github.com/d3/d3-geo#geoConicEqualArea
const projection = d3.geoConicEqualArea();
projection.parallels([37.692514, 37.840699]);
projection.rotate([122, 0]);
// setup path generator (note it is a GEO path, not a normal path)
const path = d3.geoPath().projection(projection);
function drawBasemap(json) {
console.log("basemap", json);
jsonInputArray = [];
const basemap = g.basemap.selectAll("path.land")
.data(json.features)
.enter()
.append("path")
.attr("d", path)
.attr("class", "land");
const outline = g.outline.selectAll("path.neighborhood")
.data(json.features)
.enter()
.append("path")
.attr("d", path)
.attr("class", "neighborhood")
.each(function(d) {
// save selection in data for interactivity
// saves search time finding the right outline later
d.properties.outline = this;
});
// add highlight
basemap.on("mouseover.highlight", function(d) {
d3.select(d.properties.outline).raise();
d3.select(d.properties.outline).classed("active", true);
})
.on("mouseout.highlight", function(d) {
d3.select(d.properties.outline).classed("active", false);
});