2012-05-17 19:47:36 +00:00
|
|
|
<!DOCTYPE html>
|
|
|
|
|
<meta charset="utf-8">
|
|
|
|
|
|
|
|
|
|
<link href="../src/d3.css" rel="stylesheet" type="text/css">
|
|
|
|
|
|
|
|
|
|
<style>
|
|
|
|
|
|
|
|
|
|
body {
|
|
|
|
|
overflow-y:scroll;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
text {
|
|
|
|
|
font: 12px sans-serif;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
#chart1 {
|
|
|
|
|
height: 500px;
|
|
|
|
|
margin: 10px;
|
|
|
|
|
min-width: 100px;
|
|
|
|
|
min-height: 100px;
|
|
|
|
|
/*
|
|
|
|
|
Minimum height and width is a good idea to prevent negative SVG dimensions...
|
|
|
|
|
For example width should be =< margin.left + margin.right + 1,
|
|
|
|
|
of course 1 pixel for the entire chart would not be very useful, BUT should not have errors
|
|
|
|
|
*/
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
</style>
|
|
|
|
|
<body>
|
|
|
|
|
|
|
|
|
|
<div id="chart1">
|
|
|
|
|
</div>
|
|
|
|
|
|
|
|
|
|
<script src="../lib/d3.v2.js"></script>
|
|
|
|
|
<script src="../nv.d3.js"></script>
|
2012-05-17 21:11:01 +00:00
|
|
|
<script src="../src/tooltip.js"></script>
|
2012-05-17 19:47:36 +00:00
|
|
|
<script src="../src/models/legend.js"></script>
|
|
|
|
|
<script src="../src/models/axis.js"></script>
|
|
|
|
|
<script src="../src/models/line.js"></script>
|
|
|
|
|
<script src="../src/models/lineWithFourAxes.js"></script>
|
|
|
|
|
<script>
|
|
|
|
|
|
|
|
|
|
/************
|
|
|
|
|
* Considering making an nv.charts object which will contain abstractions similar to the one below,
|
|
|
|
|
* but with the usual d3 reusable style.
|
|
|
|
|
* I could make this abstraction inside the layer above, but this layer incorporates some jQuery, so
|
|
|
|
|
* thinking nv.charts can be the glue that's not 100% d3
|
|
|
|
|
************/
|
|
|
|
|
|
|
|
|
|
var selector = '#chart1',
|
|
|
|
|
chart = nv.models.lineWithLegend(),
|
|
|
|
|
data = sinAndCos(),
|
|
|
|
|
xTickFormat = d3.format(',r'),
|
|
|
|
|
yTickFormat = d3.format(',.2f'),
|
|
|
|
|
xAxisLabel = null,
|
|
|
|
|
yAxisLabel = 'Voltage (v)',
|
|
|
|
|
duration = 500;
|
|
|
|
|
|
|
|
|
|
nv.addGraph({
|
|
|
|
|
generate: function() {
|
|
|
|
|
var container = d3.select(selector),
|
|
|
|
|
width = function() { return parseInt(container.style('width')) },
|
|
|
|
|
height = function() { return parseInt(container.style('height')) },
|
|
|
|
|
svg = container.append('svg');
|
|
|
|
|
|
|
|
|
|
chart
|
|
|
|
|
.width(width)
|
|
|
|
|
.height(height)
|
|
|
|
|
|
|
|
|
|
chart.xAxis
|
|
|
|
|
.tickFormat(xTickFormat);
|
|
|
|
|
|
|
|
|
|
chart.yAxis
|
|
|
|
|
.tickFormat(yTickFormat)
|
|
|
|
|
.axisLabel(yAxisLabel);
|
|
|
|
|
|
|
|
|
|
svg
|
|
|
|
|
.attr('width', width())
|
|
|
|
|
.attr('height', height())
|
|
|
|
|
.datum(data)
|
|
|
|
|
.transition().duration(duration).call(chart);
|
|
|
|
|
|
|
|
|
|
return chart;
|
|
|
|
|
},
|
|
|
|
|
callback: function(chart) {
|
|
|
|
|
var showTooltip = function(e) {
|
2012-05-17 21:11:01 +00:00
|
|
|
var offsetElement = document.getElementById(selector.substr(1)),
|
|
|
|
|
left = e.pos[0] + offsetElement.offsetLeft,
|
|
|
|
|
top = e.pos[1] + offsetElement.offsetTop,
|
2012-05-17 19:47:36 +00:00
|
|
|
formatY = chart.yAxis.tickFormat(), //Assumes using same format as axis, can customize to show higher precision, etc.
|
|
|
|
|
formatX = chart.xAxis.tickFormat();
|
|
|
|
|
|
|
|
|
|
// uses the chart's getX and getY, you may customize if x position is not the same as the value you want
|
|
|
|
|
// ex. daily data without weekends, x is the index, while you want the date
|
|
|
|
|
var content = '<h3>' + e.series.key + '</h3>' +
|
|
|
|
|
'<p>' +
|
|
|
|
|
formatY(chart.y()(e.point)) + ' at ' + formatX(chart.x()(e.point)) +
|
|
|
|
|
'</p>';
|
|
|
|
|
|
2012-05-17 21:11:01 +00:00
|
|
|
nv.tooltip.show([left, top], content);
|
2012-05-17 19:47:36 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
|
|
chart.dispatch.on('tooltipShow', showTooltip);
|
2012-05-17 21:11:01 +00:00
|
|
|
chart.dispatch.on('tooltipHide', nv.tooltip.cleanup);
|
2012-05-17 19:47:36 +00:00
|
|
|
|
|
|
|
|
|
2012-05-17 21:11:01 +00:00
|
|
|
window.onresize =
|
|
|
|
|
function() {
|
2012-05-17 19:47:36 +00:00
|
|
|
// now that width and height are functions, should be automatic..of course you can always override them
|
|
|
|
|
d3.select('#chart1 svg')
|
|
|
|
|
.attr('width', chart.width()()) //need to set SVG dimensions, chart is not aware of the SVG component
|
|
|
|
|
.attr('height', chart.height()())
|
|
|
|
|
.call(chart);
|
2012-05-17 21:11:01 +00:00
|
|
|
};
|
2012-05-17 19:47:36 +00:00
|
|
|
}
|
|
|
|
|
});
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
function sinAndCos() {
|
|
|
|
|
var sin = [],
|
|
|
|
|
cos = [];
|
|
|
|
|
|
|
|
|
|
for (var i = 0; i < 100; i++) {
|
|
|
|
|
sin.push({x: i, y: Math.sin(i/10)});
|
|
|
|
|
cos.push({x: i, y: .5 * Math.cos(i/10)});
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return [
|
|
|
|
|
{
|
|
|
|
|
values: sin,
|
|
|
|
|
key: "Sine Wave",
|
|
|
|
|
color: "#ff7f0e"
|
|
|
|
|
},
|
|
|
|
|
{
|
|
|
|
|
values: cos,
|
|
|
|
|
key: "Cosine Wave",
|
|
|
|
|
color: "#2ca02c"
|
|
|
|
|
}
|
|
|
|
|
];
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
</script>
|
