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index.html
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<!DOCTYPE html>
<meta charset="utf-8">
<script src="lib/d3.v3.min.js"></script>
<script src="lib/d3.legend.js"></script>
<script src="lib/moment.min.js"></script>
<script src="http://labratrevenge.com/d3-tip/javascripts/d3.tip.v0.6.3.js"></script>
<link rel="stylesheet" type="text/css" href="styles.css" media="all">
<script>
// GLOBALS
var
width = 960,
height = 1200,
radius = 480,
degrees_between_arc_limits = 5,
start_date = '2005-11-17',
end_date = '2006-10-31',
startAngle = 2 * Math.PI * (degrees_between_arc_limits / 360) / 2,
endAngle = 2 * Math.PI * (1 - degrees_between_arc_limits / (360 * 2)),
totalDays = moment(end_date).diff(start_date, 'days')+1,
canvas,
riverData,
phasesData;
// HELPER FUNCTIONS
function dateToRadians(date, isEnd) {
var numberOfDays = moment(date).diff(start_date, 'days');
if (isEnd) {
numberOfDays = numberOfDays + 1;
}
angle = (2 * Math.PI * numberOfDays / totalDays);
if (angle > endAngle)
return endAngle;
else if (angle < startAngle)
return startAngle;
else
return angle;
}
function loadRiverData(callback) {
// load data from a CSV file
d3.csv('data/river.csv',
function(d) {
if(d.date >= start_date && d.date <= end_date)
return {
date: d.date,
value: parseFloat(d.date),
nivel: parseFloat(d.nivel),
pluviometria: parseFloat(d.pluviometria),
fases: d.fases
}
}, function(err, data) {
riverData = data;
callback();
});
}
function loadPhasesData(callback) {
// load data from a CSV file
d3.csv('data/phases.csv',
function(d) {
return {
uname: d.uname,
name: d.name,
start: d.start,
end: d.end
};
}, function(err, data) {
phasesData = data;
callback();
});
}
function initCanvas() {
// COLOR SCALES
var rainToColor = d3.scale.linear().domain([0, 120]).range(["#f1f1f1", "#4D5BA6"]);
var levelToColor = d3.scale.linear().domain([0, 1500]).range(["#FFDE5C", "#004C53"]);
// ARCS
var levelArc = d3.svg.arc()
.innerRadius(radius - 245)
.outerRadius(radius - 130)
var levelSecondArc = d3.svg.arc()
.innerRadius(function (d) { return radius - 250 + parseFloat([d.data.nivel * 0.08]);})
.outerRadius(function (d) { return radius - 249 + parseFloat([d.data.nivel * 0.08]);})
var rainArc = d3.svg.arc()
.innerRadius(radius - 125)
.outerRadius(radius - 85)
// RIVER ARCS
var
riverPie = d3.layout.pie()
.value(function (d){ return d.value; })
.sort(function(a,b){return a.date < b.date ? -1 : a.date > b.date ? 1 : 0;})
.startAngle(startAngle)
.endAngle(endAngle);
canvas = d3.select("body")
.append("svg")
.attr("height", height)
.attr("width", width);
rainCanvas = canvas.append("g")
.attr("transform", "translate(480,480)")
.attr("class", "rain");
levelCanvas = canvas.append("g")
.attr("transform", "translate(480,480)")
.attr("class", "river");
phasesCanvas = canvas.append("g")
.attr("transform", "translate(480,480)")
.attr("class", "phases");
skyCanvas = canvas.append("g")
.attr("transform", "translate(295,295)")
.attr("class", "sky")
.append("svg:image")
.attr("xlink:href", "constelacoes.png")
.attr("cx", 0)
.attr("cy", 0)
.attr("height", 370)
.attr("width", 370);
monthsCanvas = canvas.append("g")
.attr("transform", "translate(480,480)")
.attr("class", "months");
legendCanvas = canvas.append("g")
.attr("transform", "translate(0,0)")
.attr("class", "legends");
// Nível do Rio
var
levelPie = d3.layout.pie()
.value(function (d){ return d.value; })
.startAngle(startAngle)
.sort(function(a,b){return a.date < b.date ? -1 : a.date > b.date ? 1 : 0;})
.endAngle(endAngle);
levelSecondPie = d3.layout.pie()
.value(function (d){ return d.value; })
.startAngle(startAngle)
.sort(function(a,b){return a.date < b.date ? -1 : a.date > b.date ? 1 : 0;})
.endAngle(endAngle);
var levelArcs = levelCanvas.selectAll(".arc")
.data(levelPie(riverData, [start_date,end_date]))
.enter()
.append("g")
.attr("class", "arc");
levelArcs.append("path")
.attr("d", levelArc)
.attr("fill", function(d){
return levelToColor(d.data.nivel);
})
.attr("stroke", "#FFF")
levelArcs.append("g")
.attr("class", "secondArc")
d3.selectAll(".secondArc").selectAll(".arc")
.data(levelSecondPie(riverData, [start_date,end_date]))
.enter()
.append("g")
.attr("class", "secondArcHolder");
d3.selectAll(".secondArcHolder").append("path")
.attr("d", levelSecondArc)
.attr("fill", "#FFF");
// Pluviometria
var rainArcs = rainCanvas.selectAll(".arc")
.data(riverPie(riverData))
.enter()
.append("g")
.attr("class", "arc");
rainArcs.append("path")
.attr("d", rainArc)
.attr("fill", function(d){
return rainToColor(d.data.pluviometria);
})
;
// River Tooltips
var dayTip = d3.tip()
.attr('class', 'tooltip')
.offset([0, -175])
.html(function(d) {
return "<span class='tip-year'>" + moment(d.data.date).format('YYYY') + "</span><span class='tip-date'>" + moment(d.data.date).format("MMM, DD") + "</span><span class='tip-week'>" + moment(d.data.date).format('ddd') + "</span><span class='tip-level'><strong>Nível do rio <sup>(cm)</sup>: </strong>" + d.data.nivel + "</span><span class='tip-rain'><strong>Pluviometria: </strong>" + d.data.pluviometria + "</span><span class='tip-fase'>" + d.data.fases + "</span>";
});
levelCanvas.call(dayTip);
levelCanvas.selectAll(".arc")
.attr("width", 100)
.attr("height", 120)
.on('mouseover', dayTip.show)
.on('mouseout', dayTip.hide);
rainCanvas.call(dayTip);
rainCanvas.selectAll(".arc")
.attr("width", 100)
.attr("height", 120)
.on('mouseover', dayTip.show)
.on('mouseout', dayTip.hide);
// Phases
var phaseArcs = d3.svg.arc()
.startAngle(function(d){ return dateToRadians(d.start); })
.endAngle(function(d){ return dateToRadians(d.end, true);})
.innerRadius(radius - 70)
.outerRadius(radius - 40)
var phasesArcs = phasesCanvas.selectAll(".arc")
.data(phasesData)
.enter()
.append("g")
.attr("class", "arc");
phasesArcs.append("path")
.attr("d", phaseArcs)
.attr("id", function(d) { return d.uname;})
.attr("class", function(d) { return "phasearc " + d.uname;})
.attr("title", function(d) { return d.name;})
.attr("data-legend", function(d) { return d.name});
var phasesTip = d3.tip()
.attr('class', 'tooltip')
.offset([0, -140])
.html(function(d) {
return "<strong><span>" + d.name + "</span></strong>";
});
phasesCanvas.call(phasesTip);
phasesCanvas.selectAll(".arc")
.attr("width", 100)
.attr("height", 120)
.on('mouseover', phasesTip.show)
.on('mouseout', phasesTip.hide);
legend = d3.select(".legends").append("g")
.attr("class","legend")
.attr("transform","translate(800,840)")
.style("font-size","10px")
.style("color","#FFF")
.call(d3.legend);
// Months
function generateMonthsArc(){
var months = [];
start = start_date;
do {
end = moment(start).endOf('month').format('YYYY-MM-DD');
name = moment(start).format('MM');
months.push({
start: start,
end: end,
name: name,
startAngle: dateToRadians(start),
endAngle: dateToRadians(end, true)
});
start = moment(start).add(1, 'month').startOf('month').format('YYYY-MM-DD');
} while (start < end_date);
var monthArcs = d3.svg.arc()
.startAngle(function(d){return d.startAngle})
.endAngle(function(d){return d.endAngle})
.innerRadius(radius - 290)
.outerRadius(radius - 250)
var monthsArcs = monthsCanvas.selectAll(".arc")
.data(months)
.enter()
.append("g")
.attr("class", "arc");
monthsArcs.append("path")
.attr("d", monthArcs)
.attr("fill", "#eee")
.attr("stroke","#FFF")
.attr("stroke-width",2)
.attr("id", function (d) { return d.name});
}
generateMonthsArc();
var label = monthsCanvas.selectAll(".arc").append('text')
.style('font-size', '10px')
.style('color', '#FFF')
.style('text-shadow','1px 1px 2px 2px 0.25')
.attr('dx', [startAngle + 10])
.attr('dy', 18);
label.append('textPath')
.attr('xlink:href', function(d) { return '#' + d.name;})
.attr("class", "label")
.style('fill', '#FFF')
.text(function(d) {
return d.name;
});
/*var axis = d3.svg.axis()
.scale(levelToColor)
.ticks(10);
d3.select("legends").append("g")
.attr("class", "axis")
.attr("width", 960)
.attr("height", 30)
.append("g")
.attr("transform", "translate(0,30)")
.call(axis);*/
}
// RUN VISUALIZATION
loadRiverData(function(){
loadPhasesData(function(){
initCanvas();
})
})
</script>
<ul class="menu">
<li><a href="2005-2006.html">2005-2006</a></li>
<li><a href="2006-2007.html">2006-2007</a></li>
<li><a href="2007-2008.html">2007-2008</a></li>
<li><a href="index.html"><strong>2005-2006 V2</strong></a></li>
</ul>