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viz.htm
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viz.htm
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<!DOCTYPE html>
<html>
<head>
<meta charset='utf-8'>
<title>政治獻金視覺化</title>
<link rel="stylesheet" href="./public/css/style.css">
<!-- <script src="//code.jquery.com/jquery-1.11.0.min.js"></script> -->
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/underscore.js/1.6.0/underscore-min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/d3/3.4.6/d3.min.js"></script>
<script src="./public/viz.conf.js"></script>
</head>
<body>
<h1> 政治獻金視覺化 <a id="github" href="https://github.com/fuyei/cf-viz">GitHub</a></h1>
<div class="sidebar">
<ul id="politicians">
</ul>
</div>
<div id="content">
<h2>選取的目標</h2>
<div id="viz"></div>
<div id="summary">
<div id="income">
<h3>收入統計</h3>
<ul></ul>
</div>
<div id="expense">
<h3>支出統計</h3>
<ul></ul>
</div>
</div>
</div>
<div id="footer"><a href="#">錯誤資料<span></span></a><ul></ul></div>
<script>
$(document).ready(function() {
var arr = [];
// create a select list
$.each(politicians, function(){
var name = this.replace(/(.*)參選人(.{3})政治獻金專戶.csv/g,'$2');
$('#politicians').append('<li><a href="#" value="'+this+'">'+ name +'</a></li>');
});
// get data and draw on click event
$('#politicians a').click(function() {
var URL = $(this).attr('value');
$('h2').html(URL.replace('.csv','') + '<a href="'+baseURI+URL+'">下載CSV檔案</a>')
$('#politicians a').removeClass('selected');
$(this).addClass('selected');
getData(URL);
});
//init the first politician
$('#politicians a').first().click();
$(document).on('mouseenter ', '#summary li', function() {
var money = $(this).text().replace(/\$([\d]*)元(.*)/g, '$1');
var moneyType = $(this).parents('div').attr('id')=='income'?4:5;
d3.select('svg').selectAll('circle').filter(function(d,i){
return d&&d[moneyType] == money;
}).attr({'opacity':1, 'fill':highlightColor});
//.datum(function(d){console.log(d)})
}).on('mouseleave', '#summary li', function() {
var money = $(this).text().replace(/\$([\d]*)元(.*)/g, '$1');
var moneyType = $(this).parents('div').attr('id')=='income'?4:5;
d3.select('svg').selectAll('circle').filter(function(d,i){
return d&&d[moneyType] == money;
}).attr({'opacity':opacity, 'fill':moneyType==4?incomeColor:expenseColor});
});
// get csv daw data
function getData(URL){
// console.time('Prcess raw');
$.get(baseURI+URL, function(res){
var raw = res.split('\n');
var nowYear = new Date().getFullYear()
raw.shift(); // shift the first one data (the columns);
// empty previous generated data
arr = []; errReport = [];
d3.select('svg').remove();
$('.tooltip').remove();
// console.log('raw data=' + raw.length)
// compose the data
_.each(raw , function(v){
if(v=='') {return 1;}
var d = v.replace(/"/g,'').split(',');
var year = parseInt(d[0].substr(0,4));
// check if income/expense correct
if(d[4]!=''&&d[5]!='') {
errReport.push({'reason':'收入支出皆有值', 'data': v});
} else if(d[4]==''&&d[5]=='') {
errReport.push({'reason':'收入支出皆空', 'data': v});
} else if(year <2000 || year > nowYear) {
errReport.push({'reason':'日期年份不正確', 'data': v});
} else if(d[4]=='0' || d[5]=='0') {
errReport.push({'reason':'金額為0', 'data': v});
} else {
arr.push(d);
}
});
// console.log('Data loaded = '+arr.length)
// console.timeEnd('Prcess raw');
// darw scatter plot
arr = _.sortBy(arr,'0');
draw(arr);
// summary list
summary(arr);
// dump error data
if(window.location.href.indexOf('debug')!=-1) {
var dump = 'Eror data in total: '+ errReport.length + ' on '+ URL +' \n';
_.each(errReport, function(d){
dump+= d.reason+': ' +d.data +'\n';
})
console.log(dump);
}
});
}
function summary(data){
// console.time('summary');
var income = _.chain(data).countBy('4').pairs().sortBy(sortta);
var expense = _.chain(data).countBy('5').pairs().sortBy(sortta);
// console.timeEnd('summary');
// console.log(income._wrapped);
$('#income ul').empty().append(toHTML(income._wrapped));
$('#expense ul').empty().append(toHTML(expense._wrapped));
}
var expenseColor='#990033', incomeColor='#009933', highlightColor='#00aaff', opacity=0.2;
var ylabels = {'1000':'1000','10000':'1萬','100000':'10萬','1000000':'100萬','10000000':'1000萬'}
function draw(data) {
var w = 800, h= 350, padding = {top:20, right:20, bottom:40, left:50}, ratio=3, scaleType='log';
var money = d3.format(',');
var xScale = d3.time.scale()
.domain([ extractDate(data[0][0]), extractDate(data[data.length-1][0]) ])
.range([padding.left+ratio, w-padding.right-ratio]),
yScale = d3.scale.log()
.domain([
d3.min(data, function(d){return parseInt(d[4]||d[5]);}),
d3.max(data, function(d){return parseInt(d[4]||d[5]);})])
.range([h-padding.bottom-ratio, padding.top+ratio]);
// tooltip
var tooltip = d3.select("body")
.append("div")
.attr('class','tooltip')
.text("The tooltip");
/*var zoomListener = d3.behavior.zoom().x(xScale).y(yScale).scaleExtent([1, 5]).on("zoom", zoom);*/
var svg = d3.select('#viz').append('svg').attr({'width':w, 'height': h, "viewBox": "0 0 " +w + " "+ h })/*.call(zoomListener)*/
.append("g").attr({'width':w,'height':h});
// draw all scatters
var circle = svg.selectAll('circle').data(data).enter().append('circle').attr({
'cx': toX,
'cy': toY,
'fill': fillColor,
'opacity':opacity,
'r' : ratio})
.on("mouseover", function(d){
var cor = d3.mouse(this);
var ex = cor[0];
var ey = cor[1];
d3.select('line.follow.x').attr({'y1':ey, 'x2':ex, 'y2':ey,'stroke-width':'1'});
d3.select('line.follow.y').attr({'x1':ex, 'x2':ex, 'y2':ey, 'stroke-width':'1'});
d3.select(this).attr({'opacity': '1', 'cursor':'pointer', 'fill': highlightColor});
return tooltip.style("visibility", "visible").html(
function(){
var name = d[2], siblings=[], str=' '+ d[0].replace('00:00:00','') +'<br>';
siblings = _.filter(data, function(_d){ return _d[0]==d[0] && _d[2]!=name && (_d[4]==d[4]&&_d[5]==d[5]); });
str += displayName(d);
$.each(siblings, function(){
str+= displayName(this);
});
return str;
});
})
.on("mousemove", function(d){
return tooltip.style("top", (d3.event.pageY-43)+"px").style("left",(d3.event.pageX+10)+"px");
}).on("mouseout", function(d){
d3.selectAll('line.follow').attr({'stroke-width':'0'});
d3.select(this).attr({'opacity': opacity, 'cursor':'default', 'fill': fillColor});
return tooltip.style("visibility", "hidden");
});
var followX = d3.select('svg').append('line').attr({
'x1':padding.left,
'y1':h-padding.top,
'class':'follow x',
'stroke-width':'0'
})
var followY = d3.select('svg').append('line').attr({
'x1':padding.left,
'y1':h-padding.bottom,
'class':'follow y',
'stroke-width':'0'
})
// set axis labels
var xAxis = d3.svg.axis().scale(xScale).orient('bottom').ticks(6).tickFormat(d3.time.format('%Y-%m-%d'));
var yAxis = d3.svg.axis().scale(yScale).orient('left').ticks(6,'s').tickFormat(function(n){
return ylabels[n]||'';
;});
d3.select('svg').append('g').attr('class','x axis').attr('transform','translate(0,'+ (h-padding.bottom)+')')
.call(xAxis);
d3.select('svg').append("g").attr("class", "y axis").attr("transform", "translate(" + (padding.left) + ",0)").call(yAxis);
function fillColor(d) {return d[4]!='' ? incomeColor:expenseColor;}
function toX(d) {
try{
return xScale(extractDate(d[0]));
}
catch(err) {
console.log(err, d[0])
}
}
function toY(d) {
return yScale(d[4]||d[5]||1);}
function displayName(d) {
var name = d[2];
if(name.length<=3 && $.inArray(name, nameExceptions)==-1) {
name = name.replace(name.charAt(1), 'Ｏ');
} else if(name.length==4 ) {
try{
name = name.replace(name.charAt(2), 'Ｏ');
}
catch(err) {
console.log(err, name, name.charAt(2))
}
}
return '<span class="'+ (d[4]==''?'expense">支出':'income">收入')+'</span>: $'+ money(d[4]||d[5])+'元 - '+ name +'<br>';
}
}// end of draw
// function for handling zoom event
function zoom() {
// circle.attr("transform", transform);
d3.select('svg').attr("transform", "translate(" + d3.event.translate + ")scale(" + d3.event.scale +")");
d3.select('g.x.axis').call(xAxis);
d3.select('g.y.axis').call(yAxis);
}
function transform(d) {
// console.log(toX(d), toY(d))
return "translate(" + toX(d) + ", " + toY(d) + ")";
}
function sortta(v){if(v[0]!='') {return -v[1];}}
function toHTML(arr) {
var str = '';
_.each(arr, function(v){
if(v[0]=='') return ;
str+= '<li>$'+ v[0] +'元: 共'+ v[1]+'筆</li>';
});
str+=''
return str;
}
function extractDate(str) {
return new Date(str.substr(0,10));
}
});// end of onload
</script>
</body>
</html>