-
Notifications
You must be signed in to change notification settings - Fork 0
/
city.html
242 lines (224 loc) · 7.23 KB
/
city.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
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>City MPG Visualization</title>
<script src="https://d3js.org/d3.v6.min.js"></script>
<style>
body {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
margin: 0;
padding: 0;
background-color: #f4f4f4;
}
#visualization {
width: 80%;
margin: auto;
display: flex;
flex-direction: column;
align-items: center;
padding-top: 30px;
}
.chart-container {
display: flex;
gap: 10px;
width: 100%;
margin-bottom: 25px;
}
.chart {
width: 50%;
}
.axis text {
font-size: 10px;
}
.tooltip {
position: absolute;
background: rgba(0, 0, 0, 0.8);
color: #f1f1f1;
padding: 8px;
border-radius: 8px;
pointer-events: none;
opacity: 0;
transition: opacity 0.4s ease;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}
.annotation {
margin-top: 15px;
font-size: 16px;
text-align: center;
width: 85%;
line-height: 1.5;
color: #333;
}
.title {
font-size: 26px;
font-weight: 700;
margin-bottom: 25px;
color: #0056b3;
text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}
.button {
margin-top: 25px;
padding: 12px 24px;
font-size: 18px;
cursor: pointer;
border: none;
background-color: #28a745;
color: #ffffff;
border-radius: 6px;
transition: background-color 0.3s ease;
}
.button:hover {
background-color: #218838;
}
.button-container {
display: flex;
justify-content: space-around;
width: 100%;
margin-top: 20px;
}
.filter-container {
margin-bottom: 25px;
font-size: 16px;
}
.filter-container label {
margin-right: 12px;
font-weight: 500;
color: #333;
}
</style>
</head>
<body>
<div id="visualization">
<div class="title">City MPG Comparison of Motor Vehicles</div>
<div class="filter-container">
<label for="filterGasDiesel">Show only Gasoline and Diesel vehicles:</label>
<input type="checkbox" id="filterGasDiesel">
</div>
<div class="chart-container">
<svg id="chart1" class="chart"></svg>
<svg id="chart2" class="chart"></svg>
</div>
<div class="chart-container">
<div id="annotation1" class="annotation">All vehicles are electric. Since they don't take gas, this measures their MPG equivalent, which is high because electric vehicles are built to be energy efficient.</div>
<div id="annotation2" class="annotation">Most of the vehicles are luxury brands that weren't built with gas efficiency in mind.</div>
</div>
</div>
<div id="tooltip" class="tooltip"></div>
<script>
const t = 30;
const r = 50;
const b = 80;
const l = 70;
const width = 500 - l - r;
const height = 400 - t - b;
const color = d3.scaleOrdinal(d3.schemeCategory10);
d3.csv("https://flunky.github.io/cars2017.csv").then(function(data) {
data.forEach(function(d) {
d.AverageCityMPG = +d.AverageCityMPG;
d.EngineCylinders = +d.EngineCylinders;
});
updateCharts(data);
d3.select("#filterGasDiesel").on("change", function() {
updateCharts(data);
});
});
function updateCharts(data) {
var isGasDieselOnly = d3.select("#filterGasDiesel").property("checked");
var filteredData = isGasDieselOnly
? data.filter(function(d) {
return d.Fuel === "Gasoline" || d.Fuel === "Diesel";
})
: data;
d3.select("#chart1").select("g").remove();
d3.select("#chart2").select("g").remove();
createBarChart(filteredData, "AverageCityMPG", false, "Top 5 City MPG", d3.select("#chart1"));
createBarChart(filteredData, "AverageCityMPG", true, "Bottom 5 City MPG", d3.select("#chart2"));
}
function createBarChart(data, attribute, ascending, title, svgSelection) {
data.sort(function(a, b) {
if (ascending) {
return a[attribute] - b[attribute];
} else {
return b[attribute] - a[attribute];
}
});
var filteredData = data.slice(0, 5);
const x = d3.scaleBand()
.domain(filteredData.map(function(d) { return d.Make; }))
.range([0, width])
.padding(0.1);
const y = d3.scaleLinear()
.domain([0, d3.max(filteredData, function(d) { return d[attribute]; })])
.range([height, 0]);
const svg = svgSelection
.attr("width", width + l + r)
.attr("height", height + t + b)
.append("g")
.attr("transform", `translate(${l},${t})`);
svg.append("g")
.attr("class", "x axis")
.attr("transform", `translate(0,${height})`)
.call(d3.axisBottom(x))
.selectAll("text")
.attr("transform", "rotate(-40)")
.style("text-anchor", "end");
svg.append("g")
.attr("class", "y axis")
.call(d3.axisLeft(y));
const bars = svg.selectAll(".bar")
.data(filteredData);
bars.transition()
.duration(750)
.attr("x", function(d) { return x(d.Make); })
.attr("width", x.bandwidth())
.attr("y", function(d) { return y(d[attribute]); })
.attr("height", function(d) { return height - y(d[attribute]); })
bars.enter().append("rect")
.attr("class", "bar")
.attr("x", function(d) { return x(d.Make); })
.attr("width", x.bandwidth())
.attr("y", height)
.attr("height", 0)
.attr("fill", function(d, i) { return color(i); })
.on("mouseover", function(event, d) {
var tooltip = d3.select("#tooltip");
tooltip.style("left", event.pageX + "px")
.style("top", (event.pageY - 40) + "px")
.style("opacity", 1)
.html("<strong>Make:</strong> " + d.Make + "<br>" +
"<strong>Fuel:</strong> " + d.Fuel + "<br>" +
"<strong>Engine Cylinders:</strong> " + d.EngineCylinders + "<br>" +
"<strong>" + attribute + ":</strong> " + d[attribute]);
})
.on("mouseout", function() {
d3.select("#tooltip").style("opacity", 0);
})
.transition()
.duration(750)
.attr("y", function(d) {
return y(d[attribute]);
})
.attr("height", function(d) {
return height - y(d[attribute]);
});
bars.exit().transition()
.duration(750)
.attr("height", 0)
.attr("y", height)
.remove();
svg.append("text")
.attr("x", width / 2)
.attr("y", 0 - (t / 2))
.attr("text-anchor", "middle")
.style("font-size", "16px")
.text(title);
}
</script>
<div class="button-container">
<a href="index.html"><button class="button">Back to Introduction</button></a>
<a href="highway.html"><button class="button">Highway MPG Comparison</button></a>
<a href="ratio.html"><button class="button">City/Highway MPG Ratio</button></a>
</div>
</body>
</html>