dimple-js
Version:
Dimple is an object-oriented API allowing you to create flexible axis-based charts using [d3.js](http://d3js.org "d3.js").
79 lines (74 loc) • 3.27 kB
HTML
<meta charset="utf-8">
<html>
<div id="chartContainer">
{scriptDependencies}
<script type="text/javascript">
var svg = dimple.newSvg("#chartContainer", 590, 400);
d3.tsv("/data/example_data.tsv", function (data) {
// Latest period only
dimple.filterData(data, "Date", "01/12/2012");
// Create the chart
var myChart = new dimple.chart(svg, data);
myChart.setBounds(60, 30, 420, 330)
// Create a standard bubble of SKUs by Price and Sales Value
// We are coloring by Owner as that will be the key in the legend
myChart.addMeasureAxis("x", "Price");
myChart.addMeasureAxis("y", "Sales Value");
myChart.addSeries(["SKU", "Channel", "Owner"], dimple.plot.bubble);
var myLegend = myChart.addLegend(530, 100, 60, 300, "Right");
myChart.draw();
// This is a critical step. By doing this we orphan the legend. This
// means it will not respond to graph updates. Without this the legend
// will redraw when the chart refreshes removing the unchecked item and
// also dropping the events we define below.
myChart.legends = [];
// This block simply adds the legend title. I put it into a d3 data
// object to split it onto 2 lines. This technique works with any
// number of lines, it isn't dimple specific.
svg.selectAll("title_text")
.data(["Click legend to","show/hide owners:"])
.enter()
.append("text")
.attr("x", 499)
.attr("y", function (d, i) { return 90 + i * 14; })
.style("font-family", "sans-serif")
.style("font-size", "10px")
.style("color", "Black")
.text(function (d) { return d; });
// Get a unique list of Owner values to use when filtering
var filterValues = dimple.getUniqueValues(data, "Owner");
// Get all the rectangles from our now orphaned legend
myLegend.shapes.selectAll("rect")
// Add a click event to each rectangle
.on("click", function (e) {
// This indicates whether the item is already visible or not
var hide = false;
var newFilters = [];
// If the filters contain the clicked shape hide it
filterValues.forEach(function (f) {
if (f === e.aggField.slice(-1)[0]) {
hide = true;
} else {
newFilters.push(f);
}
});
// Hide the shape or show it
if (hide) {
d3.select(this).style("opacity", 0.2);
} else {
newFilters.push(e.aggField.slice(-1)[0]);
d3.select(this).style("opacity", 0.8);
}
// Update the filters
filterValues = newFilters;
// Filter the data
myChart.data = dimple.filterData(data, "Owner", filterValues);
// Passing a duration parameter makes the chart animate. Without
// it there is no transition
myChart.draw(800);
});
});
</script>
</div>
</html>