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index_menu.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Landing Page Globe</title>
<link href="https://fonts.googleapis.com/css?family=Hind+Siliguri&display=swap" rel="stylesheet">
<link href="css/perfect-scrollbar.css" rel="stylesheet">
<link href="https://fonts.googleapis.com/css?family=Buenard|Lustria|Vollkorn&display=swap" rel="stylesheet">
<style>
html,
body,
svg {
position: fixed;
width: 100%;
height: 100vh;
margin: 0;
background: #fff;
overflow: hidden
}
.land {
fill: rgb(255, 255, 255);
stroke-opacity: 1;
}
.countries path {
stroke: rgba(0, 0, 0, .1);
stroke-linejoin: round;
stroke-width: .5;
fill-opacity: 0.5;
}
.countries path:hover {
stroke: rgba(0, 0, 0, .6);
fill-opacity: .3 !important;
}
.countryTooltip {
position: absolute;
display: none;
pointer-events: none;
background: #fff;
padding: 5px;
text-align: left;
border: solid #ccc 1px;
color: #666;
font-size: 14px;
font-family: sans-serif;
font-size:18px;
font-family: 'Lustria', serif;
}
.graticule {
fill: none;
stroke: black;
stroke-width: .5;
opacity: .2;
}
.labels {
font: 9px 'Hind Siliguri', sans-serif;
fill: black;
opacity: .5;
}
.noclicks {
pointer-events: none;
}
.point {
opacity: .6;
}
.arcs {
opacity: .1;
stroke: gray;
stroke-width: 3;
}
.flyers {
stroke-width: 1;
opacity: .6;
stroke: darkred;
}
.arc,
.flyer {
stroke-linejoin: round;
fill: none;
}
.arc {}
.flyer {}
.flyer:hover {}
button#but{
width:200px;
height:50px;
font-size:22px;
font-family: 'Hind Siliguri', sans-serif;
font-variant: small-caps;
background:white;
border:none;
margin:auto;
}
button#but:hover{
background:lightgray;
}
div#menuPanel{
position:absolute;
left:30px;
top:15px;
height:80%;
z-index:50;
width:50%;
}
div#text{
height:400px;
width:300px;
position:relative;
overflow: hidden;
margin-left:50px;
}
h1{
font-family: 'Hind Siliguri', sans-serif;
font-variant: small-caps;
font-weight:bold;
font-size:64px;
width:400px;
text-align:center;
line-height:64px;
}
</style>
</head>
<body>
<div id ="menuPanel">
<h1>Global Refugee Atlas</h1>
<div id = "text">
<button id="but" style="display:block;" onmouseover="" onmouseout="">Global</button>
<button id="but" style="display:block;" onmouseover="selectType(760)" onmouseout="resetType()">Syria</button>
<button id="but" style="display:block;" onmouseover="selectType(004)" onmouseout="resetType()">Afghanistan</button>
<button id="but" style="display:block;" onmouseover="selectType(728)" onmouseout="resetType()">South Sudan</button>
<button id="but" style="display:block;" onmouseover="selectType(104)" onmouseout="resetType()">Myanmar</button>
<button id="but" style="display:block;" onmouseover="selectType(706)" onmouseout="resetType()">Somalia</button>
<button id="but" style="display:block;" onmouseover="selectType(729)" onmouseout="resetType()">Sudan</button>
<button id="but" style="display:block;" onmouseover="selectType(180)" onmouseout="resetType()">DRC</button>
<button id="but" style="display:block;" onmouseover="selectType(140)" onmouseout="resetType()">CAR</button>
<button id="but" style="display:block;" onmouseover="selectType(232)" onmouseout="resetType()">Eritrea</button>
<button id="but" style="display:block;" onmouseover="selectType(108)" onmouseout="resetType()">Burundi</button>
<button id="but" style="display:block;" onmouseover="selectType(862)" onmouseout="resetType()">Venezuela</button>
</div>
</div>
<svg>
<defs>
<radialGradient cx="75%" cy="25%" id="ocean_fill">
<stop offset="5%" stop-color="#ddf" />
<stop offset="100%" stop-color="#9ab" />
</radialGradient>
<radialGradient cx="75%" cy="25%" id="globe_highlight">
<stop offset="5%" stop-color="#ffd" stop-opacity="0.6" />
<stop offset="100%" stop-color="#ba9" stop-opacity="0.2" />
</radialGradient>
<radialGradient cx="50%" cy="40%" id="globe_shading">
<stop offset="50%" stop-color="#9ab" stop-opacity="0" />
<stop offset="100%" stop-color="#3e6184" stop-opacity="0.3" />
</radialGradient>
<radialGradient cx="50%" cy="50%" id="drop_shadow">
<stop offset="20%" stop-color="#000" stop-opacity="0.5" />
<stop offset="100%" stop-color="#000" stop-opacity="0" />
</radialGradient>
</defs>
</svg>
<script src="https://d3js.org/d3.v5.min.js"></script>
<!-- Use d3-fetch instead of d3-request in ES6 -->
<script src="https://d3js.org/d3-request.v1.min.js"></script>
<script src="https://d3js.org/d3-queue.v3.min.js"></script>
<script src="https://d3js.org/topojson.v3.min.js"></script>
<script src="https://d3js.org/d3-geo-projection.v2.min.js"></script>
<script src="js/perfect-scrollbar.js"></script>
<script>
const config = {
speed: 0.005,
verticalTilt: -30,
horizontalTilt: 0
};
const ps = new PerfectScrollbar('#text', {
wheelSpeed: 2,
wheelPropagation: true,
minScrollbarLength: 20
});
var width = window.innerWidth,
height = window.innerHeight,
sensitivity = 0.25,
offsetX = width / 1.5,
offsetY = height / 2,
maxElevation = 45,
initRotation = [0, -30],
scaleExtent = [1, 8],
flyerAltitude = 80,
countryTooltip = d3.select("body").append("div").attr("class", "countryTooltip"),
countryById = {},
countries,
countryCentroids = {},
proj = 0;
var radius = width / 3;
if (height < width) {
radius = height /2.25;
}
var projection = d3
.geoOrthographic()
.scale(radius)
.rotate(initRotation)
.translate([offsetX, offsetY])
.clipAngle(90);
var skyProjection = d3
.geoOrthographic()
.scale(radius + flyerAltitude)
.rotate(initRotation)
.translate([offsetX, offsetY])
.clipAngle(90);
var path = d3
.geoPath()
.projection(projection)
.pointRadius(1.5);
var swoosh = d3.line()
.x(function(d) {
return d[0]
})
.y(function(d) {
return d[1]
})
.curve(d3.curveBasis);
var graticule = d3.geoGraticule();
var svg = d3
.select("svg")
.attr("width", width)
.attr("height", height)
.attr("transform-origin", offsetX + "px " + offsetY + "px")
.call(
d3
.drag()
.subject(function() {
var r = projection.rotate();
return {
x: r[0] / sensitivity,
y: -r[1] / sensitivity
};
})
.on("drag", dragged)
)
/*.call(
d3
.zoom()
.scaleExtent(scaleExtent)
.on("zoom", zoomed)
)*/
.on("dblclick.zoom", null);
var labels;
d3.queue()
.defer(d3.json, "assets/land.json")
.defer(d3.json, "assets/countries.json")
.defer(d3.json, "assets/cities.json")
.defer(d3.json, "assets/links.json")
.defer(d3.csv, "assets/country_names.csv")
.defer(d3.csv, "assets/demographics.csv")
.await(ready);
function ready(error, land, countryJson, places, links, countryNames, demographics) {
var defs = svg.append("defs");
var filter = svg.append("defs")
.append("filter")
.attr("id", "drop-shadow")
.attr("height", "110%");
filter.append("feGaussianBlur")
.attr("in", "SourceAlpha")
.attr("stdDeviation", 0.5)
.attr("result", "blur");
filter.append("feOffset")
.attr("in", "blur")
.attr("dx", 1)
.attr("dy", 1)
.attr("result", "offsetBlur");
var feMerge = filter.append("feMerge");
feMerge.append("feMergeNode")
.attr("in", "offsetBlur")
feMerge.append("feMergeNode")
.attr("in", "SourceGraphic");
var gradient = svg.append("svg:defs")
.append("svg:linearGradient")
.attr("id", "gradient")
.attr("x1", "0%")
.attr("y1", "0%")
.attr("x2", "0%")
.attr("y2", "100%")
.attr("spreadMethod", "pad");
gradient.append("svg:stop")
.attr("offset", "0%")
.attr("stop-color", "#0F3871")
.attr("stop-opacity", 1);
gradient.append("svg:stop")
.attr("offset", "100%")
.attr("stop-color", "#175BA8")
.attr("stop-opacity", 1);
countries = topojson.feature(countryJson, countryJson.objects.ne_50m_admin_0_countries).features;
countryNames.forEach(function(d) {
countryById[d.iso_n3] = d.name;
});
svg
.append("ellipse")
.attr("cx", offsetX - 40)
.attr("cy", offsetY + radius - 20)
.attr("rx", projection.scale() * 0.9)
.attr("ry", projection.scale() * 0.25)
.attr("class", "noclicks")
.style("fill", "url(#drop_shadow)");
svg
.append("circle")
.attr("cx", offsetX)
.attr("cy", offsetY)
.attr("r", projection.scale())
.attr("class", "noclicks")
.style("fill", "#e6f2ff");
svg
.append("path")
.datum(topojson.feature(land, land.objects.ne_50m_land))
.attr("class", "land")
.attr("d", path)
.style("filter", "url(#drop-shadow)");
svg
.append("path")
.datum(graticule)
.attr("class", "graticule noclicks")
.attr("d", path);
svg
.append("circle")
.attr("cx", offsetX)
.attr("cy", offsetY)
.attr("r", projection.scale())
.attr("class", "noclicks")
.style("fill", "url(#globe_highlight)");
svg
.append("circle")
.attr("cx", offsetX)
.attr("cy", offsetY)
.attr("r", projection.scale())
.attr("class", "noclicks")
.style("fill", "url(#globe_shading)");
svg
.append("g")
.attr("class", "countries")
.selectAll("path")
.data(countries, function(d){
countryCentroids[d.id] = d3.geoCentroid(d);
})
.enter()
.append("path")
.attr("d", path)
.attr("name",function(d){
return countryById[d.id];
})
.attr("fill", function (d) {
return "#79d279";
})
.attr("box-shadow", 'inset 0 0 10px #000000')
.on("mouseover", function(d) {
countryTooltip.text(countryById[d.iso_n3])
.style("left", (d3.event.pageX ) + "px")
.style("top", (d3.event.pageY + offsetY + 3) + "px")
.style("display", "block")
.style("opacity", 1);
})
.on("mouseout", function(d) {
countryTooltip.style("opacity", 0)
.style("display", "none");
});
svg
.append("g")
.attr("class", "points")
.selectAll(".point")
.data(places.features)
.enter()
.append("path")
.attr("class", "point")
.attr("opacity", "point")
.attr("d", path);
svg
.append("g")
.attr("class", "labels")
.selectAll(".label")
.data(places.features)
.enter()
.append("text")
.attr("class", "label")
.text(function(d) {
return d.properties.NAME;
});
position_labels();
}
function selectType(id){
var rotate = projection.rotate(),
focusedCountry = country(countries, id),
p = d3.geoCentroid(focusedCountry);
svg.selectAll(".countries path")
.filter(function(d) {
if (d.properties.iso_n3 == id)
return true;
})
.style("fill-opacity", 0.1)
svg.selectAll(".countries path")
.filter(function(d) {
if (d.properties.iso_n3 != id)
return true;
})
.style("fill-opacity", 0.5)
svg.selectAll(".focused").classed("focused", focused = false);
(function transition() {
d3.transition()
.duration(2500)
.tween("rotate", function() {
var r = d3.interpolate(projection.rotate(), [-p[0], -p[1]]);
return function(t) {
projection.rotate(r(t));
position_labels();
svg.selectAll("path").attr("d", path)
.classed("focused", function(d, i) { return d.iso_n3 == focusedCountry.iso_n3 ? focused = d : false; });
};
})
})();
function country(cnt, sel) {
for(var i = 0, l = cnt.length; i < l; i++) {
if(cnt[i].properties.iso_n3 == sel) {return cnt[i];}
}
};
}
function resetType(){
svg.selectAll(".countries path")
.style("fill-opacity", 0.5)
}
function enableRotation() {
d3.timer(function(elapsed) {
projection.rotate([config.speed * elapsed - 120, config.verticalTilt, config.horizontalTilt]);
svg.selectAll("path").attr("d", path);
position_labels();
});
}
function endRotation() {
}
function position_labels() {
var centerPos = projection.invert([offsetX, offsetY]);
svg
.selectAll(".label")
.attr("text-anchor", function(d) {
var x = projection(d.geometry.coordinates)[0];
return x < offsetX - 20 ? "end" : x < offsetX + 20 ? "middle" : "start";
})
.attr("transform", function(d) {
var loc = projection(d.geometry.coordinates),
x = loc[0],
y = loc[1];
var offset = x < offsetX ? -5 : 5;
return "translate(" + (x + offset) + "," + (y - 2) + ")";
})
.style("display", function(d) {
var d = d3.geoDistance(d.geometry.coordinates, centerPos);
return d > 1.57 ? "none" : "inline";
});
}
function flying_arc(pts) {
var source = pts.geometry.coordinates[0],
target = pts.geometry.coordinates[1];
var mid1 = location_along_arc(source, target, .333);
var mid2 = location_along_arc(source, target, .667);
var result = [projection(source),
skyProjection(mid1),
skyProjection(mid2),
projection(target)
]
// console.log(result);
return result;
}
function fade_at_edge(d) {
var centerPos = projection.invert([offsetX, offsetY]);
start = d.geometry.coordinates[0];
end = d.geometry.coordinates[1];
var start_dist = 1.57 - d3.geoDistance(start, centerPos),
end_dist = 1.57 - d3.geoDistance(end, centerPos);
var fade = d3.scaleLinear().domain([-.1, 0]).range([0, .1])
var dist = start_dist < end_dist ? start_dist : end_dist;
return fade(dist)
}
function location_along_arc(start, end, loc) {
var interpolator = d3.geoInterpolate(start, end);
return interpolator(loc)
}
function dragged() {
var o1 = [d3.event.x * sensitivity, -d3.event.y * sensitivity];
o1[1] =
o1[1] > maxElevation ?
maxElevation :
o1[1] < -maxElevation ?
-maxElevation :
o1[1];
projection.rotate(o1);
skyProjection.rotate(o1);
refresh();
}
function zoomed() {
if (d3.event) {
svg.attr("transform", "scale(" + d3.event.transform.k + ")");
}
}
function refresh() {
svg.selectAll(".land").attr("d", path);
svg.selectAll(".countries path").attr("d", path);
svg.selectAll(".graticule").attr("d", path);
refreshLandmarks();
refreshFlyers();
}
function refreshLandmarks() {
svg.selectAll(".point").attr("d", path);
position_labels();
}
function refreshFlyers() {
svg.selectAll(".arc").attr("d", path)
.attr("opacity", function(d) {
return fade_at_edge(d)
});
svg.selectAll(".flyer")
.attr("d", function(d) {
return swoosh(flying_arc(d))
})
.attr("opacity", function(d) {
return fade_at_edge(d)
});
}
</script>
</body>
</html>