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Dow Jones Industrial Average 1987 with dimple + rCharts
Raw
code.R
require(dplyr)
require(quantmod)
getSymbols("DJIA", src = "FRED")
roc <- na.omit(merge(ROC(DJIA,n=1),ROC(DJIA,n=250)))
require(rCharts)
require(latticeExtra)
require(directlabels)
roc.df <- reshape2::melt(
data.frame(
date = as.Date(index(roc["1986::1987",])),
ROC_1day = roc["1986::1987",1,drop=T],
ROC_1year = roc["1986::1987",2,drop=T]
)
,id.vars = 1
, variable.name = "period"
, value.name = "roc"
)
#draw a traditional lattice plot
direct.label(asTheEconomist(
xyplot(roc~date,groups=period,data=roc.df,type="l"
# ,auto.key=TRUE
,main="Dow Jones Industrial Average (source: St. Louis Federal Reserve (FRED) )"
)
),method="last.points")
#draw an interactive dimple chart
roc.df$date <- format(roc.df$date)
d1 <- dPlot(
roc ~ date
,groups = "period"
,data = roc.df
,type = "line"
,height = 400
,width = 700
,bounds = list(x = 80, y = 70, width = 600 , height = 250)
#,legend = list(x = , y = , width = , height = )
)
d1$xAxis(
type = "addTimeAxis",
inputFormat = "%Y-%m-%d",
outputFormat = "%Y-%m-%d"
)
d1$yAxis(
outputFormat = ".2%f"
)
d1$set(
defaultColors = latticeExtra::theEconomist.theme()$superpose.line$col[c(1,4)]
)
d1$setTemplate(
afterScript =
'
<script>
//get fewer ticks on x axis
//this is a dimple issue that might or might not get fixed
myChart.svg.select(".axis").selectAll(".tick")[0].forEach(function(d,i){
if (!(+d3.time.format("%m")(new Date(+d3.select(d).datum())) % 3 == 1)) {
d.remove()
} else {
var dtext = d3.select(d).selectAll("text");
dtext
.text(d3.time.format("%b %Y")(new Date(dtext.text())))
.attr("transform","none")
.attr("y",12)
.style("text-anchor","middle");
}
});
//remove x axis label
myChart.axes[0].titleShape.remove()
myChart.svg.append("text")
.attr("id","charttitle")
.attr("x", 0)
.attr("y", 30)
.text("Dow Jones Industrial Average (source: St. Louis Federal Reserve (FRED) )")
.style("text-anchor","beginning")
.style("font-size","16px")
.style("font-family","sans-serif")
</script>
'
)
d1
Raw
index.html
<!doctype HTML>
<meta charset = 'utf-8'>
<html>
<head>
<link rel='stylesheet' href="http://netdna.bootstrapcdn.com/bootswatch/2.3.1/cosmo/bootstrap.min.css">
<link rel="stylesheet" href="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.3.1/css/bootstrap-responsive.min.css" >
<link rel='stylesheet' href="http://getbootstrap.com/2.3.2/assets/js/google-code-prettify/prettify.css">
<link rel='stylesheet' href="http://aozora.github.io/bootplus/assets/css/docs.css">
<script src='http://d3js.org/d3.v3.min.js' type='text/javascript'></script>
<script src='http://dimplejs.org/dist/dimple.v1.1.5.min.js' type='text/javascript'></script>
<style>
.rChart {
display: block
margin: auto auto;
width: 100%;
height: 400px;
}
.tooltip{opacity:1;}
/*
body {
margin-top: 60px;
}
*/
</style>
</head>
<body>
<div class='container'>
<div class='row'>
<div class='span8'>
<div class="bs-docs-example">
<div id='chart24201a751add' class='rChart dimple'>
</div>
<br/>
<pre><code class='r'>require(dplyr)
require(quantmod)
getSymbols(&quot;DJIA&quot;, src = &quot;FRED&quot;)
roc &lt;- na.omit(merge(ROC(DJIA,n=1),ROC(DJIA,n=250)))
require(rCharts)
require(latticeExtra)
require(directlabels)
roc.df &lt;- reshape2::melt(
data.frame(
date = as.Date(index(roc[&quot;1986::1987&quot;,])),
ROC_1day = roc[&quot;1986::1987&quot;,1,drop=T],
ROC_1year = roc[&quot;1986::1987&quot;,2,drop=T]
)
,id.vars = 1
, variable.name = &quot;period&quot;
, value.name = &quot;roc&quot;
)
#draw a traditional lattice plot
direct.label(asTheEconomist(
xyplot(roc~date,groups=period,data=roc.df,type=&quot;l&quot;
# ,auto.key=TRUE
,main=&quot;Dow Jones Industrial Average (source: St. Louis Federal Reserve (FRED) )&quot;
)
),method=&quot;last.points&quot;)
#draw an interactive dimple chart
roc.df$date &lt;- format(roc.df$date)
d1 &lt;- dPlot(
roc ~ date
,groups = &quot;period&quot;
,data = roc.df
,type = &quot;line&quot;
,height = 400
,width = 700
,bounds = list(x = 80, y = 70, width = 600 , height = 250)
#,legend = list(x = , y = , width = , height = )
)
d1$xAxis(
type = &quot;addTimeAxis&quot;,
inputFormat = &quot;%Y-%m-%d&quot;,
outputFormat = &quot;%Y-%m-%d&quot;
)
d1$yAxis(
outputFormat = &quot;.2%f&quot;
)
d1$set(
defaultColors = latticeExtra::theEconomist.theme()$superpose.line$col[c(1,4)]
)
d1$setTemplate(
afterScript =
'
&lt;script&gt;
//get fewer ticks on x axis
//this is a dimple issue that might or might not get fixed
myChart.svg.select(&quot;.axis&quot;).selectAll(&quot;.tick&quot;)[0].forEach(function(d,i){
if (!(+d3.time.format(&quot;%m&quot;)(new Date(+d3.select(d).datum())) % 3 == 1)) {
d.remove()
} else {
var dtext = d3.select(d).selectAll(&quot;text&quot;);
dtext
.text(d3.time.format(&quot;%b %Y&quot;)(new Date(dtext.text())))
.attr(&quot;transform&quot;,&quot;none&quot;)
.attr(&quot;y&quot;,12)
.style(&quot;text-anchor&quot;,&quot;middle&quot;);
}
});
//remove x axis label
myChart.axes[0].titleShape.remove()
myChart.svg.append(&quot;text&quot;)
.attr(&quot;id&quot;,&quot;charttitle&quot;)
.attr(&quot;x&quot;, 0)
.attr(&quot;y&quot;, 30)
.text(&quot;Dow Jones Industrial Average (source: St. Louis Federal Reserve (FRED) )&quot;)
.style(&quot;text-anchor&quot;,&quot;beginning&quot;)
.style(&quot;font-size&quot;,&quot;16px&quot;)
.style(&quot;font-family&quot;,&quot;sans-serif&quot;)
&lt;/script&gt;
'
)
d1
</code></pre>
</div>
</div>
</div>
</div>
<script type="text/javascript">
var opts = {
"dom": "chart24201a751add",
"width": 700,
"height": 400,
"xAxis": {
"type": "addTimeAxis",
"showPercent": false,
"inputFormat": "%Y-%m-%d",
"outputFormat": "%Y-%m-%d"
},
"yAxis": {
"type": "addMeasureAxis",
"showPercent": false,
"outputFormat": ".2%f"
},
"zAxis": [],
"colorAxis": [],
"defaultColors": [ "#00526D", "#939598" ],
"layers": [],
"legend": [],
"x": "date",
"y": "roc",
"groups": "period",
"type": "line",
"bounds": {
"x": 80,
"y": 70,
"width": 600,
"height": 250
},
"id": "chart24201a751add"
},
data = 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987-10-22","period":"ROC_1year","roc":0.0572956478982789},{"date":"1987-10-23","period":"ROC_1year","roc":0.055485052636552},{"date":"1987-10-26","period":"ROC_1year","roc":-0.0317493951085268},{"date":"1987-10-27","period":"ROC_1year","roc":-0.0171178398403349},{"date":"1987-10-28","period":"ROC_1year","roc":-0.0166409630738436},{"date":"1987-10-29","period":"ROC_1year","roc":0.0229985166609499},{"date":"1987-10-30","period":"ROC_1year","roc":0.0520399349032239},{"date":"1987-11-02","period":"ROC_1year","roc":0.0588189851615422},{"date":"1987-11-03","period":"ROC_1year","roc":0.0373261285143274},{"date":"1987-11-04","period":"ROC_1year","roc":0.0306719034524727},{"date":"1987-11-05","period":"ROC_1year","roc":0.0480377060896329},{"date":"1987-11-06","period":"ROC_1year","roc":0.032739629685743},{"date":"1987-11-09","period":"ROC_1year","roc":0.00342655650378898},{"date":"1987-11-10","period":"ROC_1year","roc":0.00852866532863672},{"date":"1987-11-11","period":"ROC_1year","roc":0.0135763683447259},{"date":"1987-11-12","period":"ROC_1year","roc":0.0521955918149803},{"date":"1987-11-13","period":"ROC_1year","roc":0.0628101365674727},{"date":"1987-11-16","period":"ROC_1year","roc":0.0648949884748093},{"date":"1987-11-17","period":"ROC_1year","roc":0.0325651114357317},{"date":"1987-11-18","period":"ROC_1year","roc":0.0237962344082669},{"date":"1987-11-19","period":"ROC_1year","roc":-0.00561890857680147},{"date":"1987-11-20","period":"ROC_1year","roc":0.00078938774274917},{"date":"1987-11-23","period":"ROC_1year","roc":0.00329180679765528},{"date":"1987-11-24","period":"ROC_1year","roc":0.0254284207576188},{"date":"1987-11-25","period":"ROC_1year","roc":0.0177586455893319},{"date":"1987-11-27","period":"ROC_1year","roc":-0.023327191657974},{"date":"1987-11-30","period":"ROC_1year","roc":-0.0601744132544511},{"date":"1987-12-01","period":"ROC_1year","roc":-0.0514865082400657},{"date":"1987-12-02","period":"ROC_1year","roc":-0.0403284087982962},{"date":"1987-12-03","period":"ROC_1year","roc":-0.0829926853954577},{"date":"1987-12-04","period":"ROC_1year","roc":-0.0815732573995414},{"date":"1987-12-07","period":"ROC_1year","roc":-0.0645119642256766},{"date":"1987-12-08","period":"ROC_1year","roc":-0.0291580300155214},{"date":"1987-12-09","period":"ROC_1year","roc":-0.0051064654659001},{"date":"1987-12-10","period":"ROC_1year","roc":-0.0356657930748598},{"date":"1987-12-11","period":"ROC_1year","roc":-0.0363523409919448},{"date":"1987-12-14","period":"ROC_1year","roc":0.00755618122735857},{"date":"1987-12-15","period":"ROC_1year","roc":0.0148719758395908},{"date":"1987-12-16","period":"ROC_1year","roc":0.0233760375067922},{"date":"1987-12-17","period":"ROC_1year","roc":-0.000924536109775609},{"date":"1987-12-18","period":"ROC_1year","roc":0.0313316987688044},{"date":"1987-12-21","period":"ROC_1year","roc":0.0324234607506959},{"date":"1987-12-22","period":"ROC_1year","roc":0.0245864745248658},{"date":"1987-12-23","period":"ROC_1year","roc":0.0477506376533618},{"date":"1987-12-24","period":"ROC_1year","roc":0.0466069385161347},{"date":"1987-12-28","period":"ROC_1year","roc":0.0244976980578464},{"date":"1987-12-29","period":"ROC_1year","roc":-0.000217944061887465},{"date":"1987-12-30","period":"ROC_1year","roc":-0.0108227158154763},{"date":"1987-12-31","period":"ROC_1year","roc":-0.0183976203408438}];
var svg = dimple.newSvg("#" + opts.id, opts.width, opts.height);
//data = dimple.filterData(data, "Owner", ["Aperture", "Black Mesa"])
var myChart = new dimple.chart(svg, data);
if (opts.bounds) {
myChart.setBounds(opts.bounds.x, opts.bounds.y, opts.bounds.width, opts.bounds.height);//myChart.setBounds(80, 30, 480, 330);
}
//dimple allows use of custom CSS with noFormats
if(opts.noFormats) { myChart.noFormats = opts.noFormats; };
//for markimekko and addAxis also have third parameter measure
//so need to evaluate if measure provided
//function to build axes
function buildAxis(position,layer){
var axis;
var axisopts = opts[position+"Axis"];
if(axisopts.measure) {
axis = myChart[axisopts.type](position,layer[position],axisopts.measure);
} else {
axis = myChart[axisopts.type](position, layer[position]);
};
if(!(axisopts.type === "addPctAxis")) axis.showPercent = axisopts.showPercent;
if (axisopts.orderRule) axis.addOrderRule(axisopts.orderRule);
if (axisopts.grouporderRule) axis.addGroupOrderRule(axisopts.grouporderRule);
if (axisopts.overrideMin) axis.overrideMin = axisopts.overrideMin;
if (axisopts.overrideMax) axis.overrideMax = axisopts.overrideMax;
if (axisopts.overrideMax) axis.overrideMax = axisopts.overrideMax;
if (axisopts.inputFormat) axis.dateParseFormat = axisopts.inputFormat;
if (axisopts.outputFormat) axis.tickFormat = axisopts.outputFormat;
return axis;
};
var c = null;
if(d3.keys(opts.colorAxis).length > 0) {
c = myChart[opts.colorAxis.type](opts.colorAxis.colorSeries,opts.colorAxis.palette) ;
}
//allow manipulation of default colors to use with dimple
if(opts.defaultColors.length) {
//opts.defaultColors = opts.defaultColors[0];
if (typeof(opts.defaultColors) == "function") {
//assume this is a d3 scale
//for now loop through first 20 but need a better way to handle
defaultColorsArray = [];
for (var n=0;n<20;n++) {
defaultColorsArray.push(opts.defaultColors(n));
};
opts.defaultColors = defaultColorsArray;
}
opts.defaultColors.forEach(function(d,i) {
opts.defaultColors[i] = new dimple.color(d);
})
myChart.defaultColors = opts.defaultColors;
}
//do series
//set up a function since same for each
//as of now we have x,y,groups,data,type in opts for primary layer
//and other layers reside in opts.layers
function buildSeries(layer, hidden){
//inherit from primary layer if not intentionally changed or xAxis, yAxis, zAxis null
if (!layer.xAxis) layer.xAxis = opts.xAxis;
if (!layer.yAxis) layer.yAxis = opts.yAxis;
if (!layer.zAxis) layer.zAxis = opts.zAxis;
var x = buildAxis("x", layer);
x.hidden = hidden;
var y = buildAxis("y", layer);
y.hidden = hidden;
//z for bubbles
var z = null;
if (!(typeof(layer.zAxis) === 'undefined') && layer.zAxis.type){
z = buildAxis("z", layer);
};
//here think I need to evaluate group and if missing do null
//as the group argument
//if provided need to use groups from layer
var s = new dimple.series(myChart, null, x, y, z, c, dimple.plot[layer.type], dimple.aggregateMethod.avg, dimple.plot[layer.type].stacked);
//as of v1.1.4 dimple can use different dataset for each series
if(layer.data){
//convert to an array of objects
var tempdata;
//avoid lodash for now
datakeys = d3.keys(layer.data)
tempdata = layer.data[datakeys[1]].map(function(d,i){
var tempobj = {}
datakeys.forEach(function(key){
tempobj[key] = layer.data[key][i]
})
return tempobj
})
s.data = tempdata;
}
if(layer.hasOwnProperty("groups")) {
s.categoryFields = (typeof layer.groups === "object") ? layer.groups : [layer.groups];
//series offers an aggregate method that we will also need to check if available
//options available are avg, count, max, min, sum
}
if (!(typeof(layer.aggregate) === 'undefined')) {
s.aggregate = eval(layer.aggregate);
}
if (!(typeof(layer.lineWeight) === 'undefined')) {
s.lineWeight = eval(layer.lineWeight);
}
if (!(typeof(layer.barGap) === 'undefined')) {
s.barGap = eval(layer.barGap);
}
/* if (!(typeof(layer.eventHandler) === 'undefined')) {
layer.eventHandler = (layer.eventHandler.length === "undefined") ? layer.eventHandler : [layer.eventHandler];
layer.eventHandler.forEach(function(evt){
s.addEventHandler(evt.event, eval(evt.handler))
})
}*/
myChart.series.push(s);
/*placeholder fix domain of primary scale for new series data
//not working right now but something like this
//for now just use overrideMin and overrideMax from rCharts
for( var i = 0; i<2; i++) {
if (!myChart.axes[i].overrideMin) {
myChart.series[0]._axisBounds(i==0?"x":"y").min = myChart.series[0]._axisBounds(i==0?"x":"y").min < s._axisBounds(i==0?"x":"y").min ? myChart.series[0]._axisBounds(i==0?"x":"y").min : s._axisBounds(i==0?"x":"y").min;
}
if (!myChart.axes[i].overrideMax) {
myChart.series[0]._axisBounds(i==0?"x":"y")._max = myChart.series[0]._axisBounds(i==0?"x":"y").max > s._axisBounds(i==0?"x":"y").max ? myChart.series[0]._axisBounds(i==0?"x":"y").max : s._axisBounds(i==0?"x":"y").max;
}
myChart.axes[i]._update();
}
*/
return s;
};
buildSeries(opts, false);
if (opts.layers.length > 0) {
opts.layers.forEach(function(layer){
buildSeries(layer, true);
})
}
//unsure if this is best but if legend is provided (not empty) then evaluate
if(d3.keys(opts.legend).length > 0) {
var l =myChart.addLegend();
d3.keys(opts.legend).forEach(function(d){
l[d] = opts.legend[d];
});
}
//quick way to get this going but need to make this cleaner
if(opts.storyboard) {
myChart.setStoryboard(opts.storyboard);
};
myChart.draw();
</script>
<script>
//get fewer ticks on x axis
//this is a dimple issue that might or might not get fixed
myChart.svg.select(".axis").selectAll(".tick")[0].forEach(function(d,i){
if (!(+d3.time.format("%m")(new Date(+d3.select(d).datum())) % 3 == 1)) {
d.remove()
} else {
var dtext = d3.select(d).selectAll("text");
dtext
.text(d3.time.format("%b %Y")(new Date(dtext.text())))
.attr("transform","none")
.attr("y",12)
.style("text-anchor","middle");
}
});
//remove x axis label
myChart.axes[0].titleShape.remove()
myChart.svg.append("text")
.attr("id","charttitle")
.attr("x", 0)
.attr("y", 30)
.text("Dow Jones Industrial Average (source: St. Louis Federal Reserve (FRED) )")
.style("text-anchor","beginning")
.style("font-size","16px")
.style("font-family","sans-serif")
</script>
</body>
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