-
Notifications
You must be signed in to change notification settings - Fork 1
/
scatter_plot_animation.html
executable file
·278 lines (244 loc) · 6.54 KB
/
scatter_plot_animation.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html lang="en">
<head>
<meta charset="utf-8">
<title>D3to3 - Examples - Scatter Plot Animation </title>
<meta name="description" content="D3to3">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/meyer-reset/2.0/reset.min.css">
<link rel="stylesheet" href="../assets/style.css">
<style>
.axis path,
.axis line {
fill: none;
stroke: #000;
shape-rendering: crispEdges;
}
.label {
fill: #777;
}
.year.label {
fill: #DDD;
}
.year.label.active {
fill: #AAA;
}
.overlay {
fill: none;
pointer-events: all;
cursor: ew-resize;
}
</style>
</head>
<body>
<ul class="panels">
<li>
<h2>D3</h2>
<div id="d3_panel">
</li>
<li>
<h2>D3to3</h2>
<div id="d3to3_panel"></div>
</li>
</ul>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/stats.js/r16/Stats.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/three.js/70/three.min.js"></script>
<script src="../dist/d3to3.js"></script>
<script type="text/javascript" src="data/animation.js"></script>
<script type="text/javascript">
// Setup Stats
var stats = new Stats();
var stats2 = new Stats();
stats.setMode(0);
stats2.setMode(0);
$("#d3_panel").append(stats.domElement);
$("#d3to3_panel").append(stats2.domElement);
// Various accessors that specify the four dimensions of data to visualize.
function x(d) {
return d.income;
}
function y(d) {
return d.lifeExpectancy;
}
function radius(d) {
return d.population;
}
function color(d) {
return d.region;
}
function key(d) {
return d.name;
}
// Chart dimensions.
var margin = {
top: 19.5,
right: 19.5,
bottom: 19.5,
left: 39.5
},
width = 600 - margin.right,
height = 350 - margin.top - margin.bottom;
// Various scales. These domains make assumptions of data, naturally.
var xScale = d3.scale.log().domain([300, 1e5]).range([0, width]),
yScale = d3.scale.linear().domain([10, 85]).range([height, 0]),
radiusScale = d3.scale.sqrt().domain([0, 5e8]).range([0, 40]),
colorScale = d3.scale.category10();
// The x & y axes.
var xAxis =
d3.svg.axis()
.orient("bottom")
.scale(xScale)
.ticks(12, d3.format(",d")),
yAxis =
d3.svg.axis()
.scale(yScale)
.orient("left");
// Create the SVG container and set the origin.
var svg =
d3.select("#d3_panel").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom)
.append("g")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
// Add the x-axis.
svg.append("g")
.attr("class", "x axis")
.attr("transform", "translate(0," + height + ")")
.call(xAxis)
.d3to3().axis();
// Add the y-axis.
svg.append("g")
.attr("class", "y axis")
.call(yAxis)
.d3to3().axis();
// Add an x-axis label.
svg.append("text")
.attr("class", "x label")
.attr("text-anchor", "end")
.attr("x", width)
.attr("y", height - 6)
.text("income per capita, inflation-adjusted (dollars)")
.d3to3().text();
// Add a y-axis label.
svg.append("text")
.attr("class", "y label")
.attr("text-anchor", "end")
.attr("y", 6)
.attr("dy", ".75em")
.attr("transform", "rotate(-90)")
.text("life expectancy (years)")
.d3to3().text();
// A bisector since many nation's data is sparsely-defined.
var bisect = d3.bisector(function(d) {
return d[0];
});
// Add a dot per nation. Initialize the data at 1800, and set the colors.
var dot = svg.append("g")
.attr("class", "dots")
.selectAll(".dot")
.data(interpolateData(1800))
.enter().append("circle")
.attr("class", "dot")
.style("fill", function(d) {
return colorScale(color(d));
})
.call(position)
.sort(order);
// Add a title.
dot.append("title")
.text(function(d) {
return d.name;
});
var overlay = svg.append("rect")
.attr("class", "overlay")
.attr("x", 299)
.attr("y", 299)
.attr("width", 299)
.attr("height", 299)
// Start a transition that interpolates the data based on year.
svg.transition()
.duration(10000)
.ease("linear");
// Positions the dots based on data.
function position(dot) {
dot
.attr("cx", function(d) {
return xScale(x(d));
})
.attr("cy", function(d) {
return yScale(y(d));
})
.attr("r", function(d) {
return radiusScale(radius(d));
});
}
// Defines a sort order so that the smallest dots are drawn on top.
function order(a, b) {
return radius(b) - radius(a);
}
// After the transition finishes, you can mouseover to change the year.
var startYear = 1800 * 2;
d3to3.baseData({
'data': dot,
'source': 'd3_panel',
'target': 'd3to3_panel',
});
setInterval(function() {
if (startYear >= (2009 * 2)) {
return;
}
stats.begin();
displayYear(startYear / 2);
startYear = startYear + 1;
stats.end();
}, 2000 / 60);
// Tweens the entire chart by first tweening the year, and then the data.
// For the interpolated data, the dots and label are redrawn.
function tweenYear() {
var year = d3.interpolateNumber(1800, 2009);
return function(t) {
displayYear(year(t));
};
}
// Updates the display to show the specified year.
function displayYear(year) {
dot.data(interpolateData(year), key).call(position).sort(order);
d3to3.updateData({
'data': dot,
'source': 'd3_panel',
'target': 'd3to3_panel',
});
}
// Interpolates the dataset for the given (fractional) year.
function interpolateData(year) {
return window.nations.map(function(d) {
return {
name: d.name,
region: d.region,
income: interpolateValues(d.income, year),
population: interpolateValues(d.population, year),
lifeExpectancy: interpolateValues(d.lifeExpectancy, year)
};
});
}
// Finds (and possibly interpolates) the value for the specified year.
function interpolateValues(values, year) {
var i = bisect.left(values, year, 0, values.length - 1),
a = values[i];
if (i > 0) {
var b = values[i - 1],
t = (year - a[0]) / (b[0] - a[0]);
return a[1] * (1 - t) + b[1] * t;
}
return a[1];
}
d3to3.render({
'source': 'd3_panel',
'target': 'd3to3_panel',
});
</script>
</body>
</html>