Adding historical bar chart.

This commit is contained in:
Robin Hu 2013-06-07 16:34:57 -04:00
parent 065c8eb84d
commit 7bf1091f41
5 changed files with 1247 additions and 301 deletions

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@ -4,13 +4,14 @@ JS_FILES = \
src/tooltip.js \
src/utils.js \
src/models/axis.js \
src/models/historicalBar.js \
src/models/bullet.js \
src/models/bulletChart.js \
src/models/cumulativeLineChart.js \
src/models/discreteBar.js \
src/models/discreteBarChart.js \
src/models/distribution.js \
src/models/historicalBar.js \
src/models/historicalBarChart.js \
src/models/indentedTree.js \
src/models/legend.js \
src/models/line.js \

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@ -0,0 +1,145 @@
<!DOCTYPE html>
<meta charset="utf-8">
<link href="../src/nv.d3.css" rel="stylesheet" type="text/css">
<style>
body {
overflow-y:scroll;
}
text {
font: 12px sans-serif;
}
</style>
<body>
<svg id="test1"></svg>
<script src="../lib/d3.v2.js"></script>
<script src="../nv.d3.js"></script>
<script src="../src/models/historicalBarChart.js"></script>
<script src="../src/utils.js"></script>
<script>
nv.addGraph({
generate: function() {
var width = nv.utils.windowSize().width - 40,
height = nv.utils.windowSize().height - 40;
var chart = nv.models.historicalBarChart()
// .padData(true)
.width(width)
.height(height /2);
chart.xAxis // chart sub-models (ie. xAxis, yAxis, etc) when accessed directly, return themselves, not the parent chart, so need to chain separately
.tickFormat(d3.format(',.1f'));
chart.yAxis
.axisLabel('Voltage (v)')
.tickFormat(d3.format(',.2f'));
d3.select("#test1")
.attr('width', width)
.attr('height', height)
.datum(sinData())
.call(chart);
return chart;
},
callback: function(graph) {
/*
graph.dispatch.on('elementClick', function(e) {
console.log("Bar Click",e);
});
graph.dispatch.on('chartClick', function(e) {
console.log("Chart Click",e);
});
graph.dispatch.on('chartClick', function(e) {
console.log('Click Switching to');
if (td === 0) {
d3.select("#test1")
.datum(testdata2)
.call(graph);
td = 1;
} else {
d3.select("#test1")
.datum(testdata)
.call(graph);
td = 0;
}
});
*/
window.onresize = function() {
var width = nv.utils.windowSize().width - 40,
height = nv.utils.windowSize().height /2 - 40;
graph
.width(width)
.height(height)
d3.select("#test1")
.attr('width', width)
.attr('height', height)
.call(graph);
};
}
});
//Simple test data generators
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"
}
];
}
function sinData() {
var sin = [];
for (var i = 0; i < 100; i++) {
sin.push({x: i, y: Math.sin(i/10)});
}
return [
{
values: sin,
key: "Sine Wave",
color: "#ff7f0e"
}
];
}
</script>

994
nv.d3.js

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13
nv.d3.min.js vendored

File diff suppressed because one or more lines are too long

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@ -0,0 +1,393 @@
nv.models.historicalBarChart = function() {
//============================================================
// Public Variables with Default Settings
//------------------------------------------------------------
var bars = nv.models.historicalBar()
, xAxis = nv.models.axis()
, yAxis = nv.models.axis()
, legend = nv.models.legend()
;
//set margin.right to 23 to fit dates on the x-axis within the chart
var margin = {top: 30, right: 20, bottom: 50, left: 60}
, color = nv.utils.defaultColor()
, width = null
, height = null
, showLegend = false
, showXAxis = true
, showYAxis = true
, tooltips = true
, tooltip = function(key, x, y, e, graph) {
return '<h3>' + key + '</h3>' +
'<p>' + y + ' at ' + x + '</p>'
}
, x
, y
, state = {}
, defaultState = null
, noData = 'No Data Available.'
, dispatch = d3.dispatch('tooltipShow', 'tooltipHide', 'stateChange', 'changeState')
;
xAxis
.orient('bottom')
.tickPadding(7)
;
yAxis
.orient('left')
;
//============================================================
//============================================================
// Private Variables
//------------------------------------------------------------
var showTooltip = function(e, offsetElement) {
// New addition to calculate position if SVG is scaled with viewBox, may move TODO: consider implementing everywhere else
if (offsetElement) {
var svg = d3.select(offsetElement).select('svg');
var viewBox = (svg.node()) ? svg.attr('viewBox') : null;
if (viewBox) {
viewBox = viewBox.split(' ');
var ratio = parseInt(svg.style('width')) / viewBox[2];
e.pos[0] = e.pos[0] * ratio;
e.pos[1] = e.pos[1] * ratio;
}
}
var left = e.pos[0] + ( offsetElement.offsetLeft || 0 ),
top = e.pos[1] + ( offsetElement.offsetTop || 0),
x = xAxis.tickFormat()(bars.x()(e.point, e.pointIndex)),
y = yAxis.tickFormat()(bars.y()(e.point, e.pointIndex)),
content = tooltip(e.series.key, x, y, e, chart);
nv.tooltip.show([left, top], content, null, null, offsetElement);
};
//============================================================
function chart(selection) {
selection.each(function(data) {
var container = d3.select(this),
that = this;
var availableWidth = (width || parseInt(container.style('width')) || 960)
- margin.left - margin.right,
availableHeight = (height || parseInt(container.style('height')) || 400)
- margin.top - margin.bottom;
chart.update = function() { chart(selection) };
chart.container = this;
//set state.disabled
state.disabled = data.map(function(d) { return !!d.disabled });
if (!defaultState) {
var key;
defaultState = {};
for (key in state) {
if (state[key] instanceof Array)
defaultState[key] = state[key].slice(0);
else
defaultState[key] = state[key];
}
}
//------------------------------------------------------------
// Display noData message if there's nothing to show.
if (!data || !data.length || !data.filter(function(d) { return d.values.length }).length) {
var noDataText = container.selectAll('.nv-noData').data([noData]);
noDataText.enter().append('text')
.attr('class', 'nvd3 nv-noData')
.attr('dy', '-.7em')
.style('text-anchor', 'middle');
noDataText
.attr('x', margin.left + availableWidth / 2)
.attr('y', margin.top + availableHeight / 2)
.text(function(d) { return d });
return chart;
} else {
container.selectAll('.nv-noData').remove();
}
//------------------------------------------------------------
//------------------------------------------------------------
// Setup Scales
x = bars.xScale();
y = bars.yScale();
//------------------------------------------------------------
//------------------------------------------------------------
// Setup containers and skeleton of chart
var wrap = container.selectAll('g.nv-wrap.nv-lineChart').data([data]);
var gEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-lineChart').append('g');
var g = wrap.select('g');
gEnter.append('g').attr('class', 'nv-x nv-axis');
gEnter.append('g').attr('class', 'nv-y nv-axis');
gEnter.append('g').attr('class', 'nv-barsWrap');
gEnter.append('g').attr('class', 'nv-legendWrap');
//------------------------------------------------------------
//------------------------------------------------------------
// Legend
if (showLegend) {
legend.width(availableWidth);
g.select('.nv-legendWrap')
.datum(data)
.call(legend);
if ( margin.top != legend.height()) {
margin.top = legend.height();
availableHeight = (height || parseInt(container.style('height')) || 400)
- margin.top - margin.bottom;
}
wrap.select('.nv-legendWrap')
.attr('transform', 'translate(0,' + (-margin.top) +')')
}
//------------------------------------------------------------
wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
//------------------------------------------------------------
// Main Chart Component(s)
bars
.width(availableWidth)
.height(availableHeight)
.color(data.map(function(d,i) {
return d.color || color(d, i);
}).filter(function(d,i) { return !data[i].disabled }));
var barsWrap = g.select('.nv-barsWrap')
.datum(data.filter(function(d) { return !d.disabled }))
d3.transition(barsWrap).call(bars);
//------------------------------------------------------------
//------------------------------------------------------------
// Setup Axes
xAxis
.scale(x)
.ticks( availableWidth / 100 )
.tickSize(-availableHeight, 0);
g.select('.nv-x.nv-axis')
.attr('transform', 'translate(0,' + y.range()[0] + ')');
d3.transition(g.select('.nv-x.nv-axis'))
.call(xAxis);
yAxis
.scale(y)
.ticks( availableHeight / 36 )
.tickSize( -availableWidth, 0);
d3.transition(g.select('.nv-y.nv-axis'))
.call(yAxis);
//------------------------------------------------------------
//============================================================
// Event Handling/Dispatching (in chart's scope)
//------------------------------------------------------------
legend.dispatch.on('legendClick', function(d,i) {
d.disabled = !d.disabled;
if (!data.filter(function(d) { return !d.disabled }).length) {
data.map(function(d) {
d.disabled = false;
wrap.selectAll('.nv-series').classed('disabled', false);
return d;
});
}
state.disabled = data.map(function(d) { return !!d.disabled });
dispatch.stateChange(state);
selection.transition().call(chart);
});
/*
legend.dispatch.on('legendMouseover', function(d, i) {
d.hover = true;
selection.transition().call(chart)
});
legend.dispatch.on('legendMouseout', function(d, i) {
d.hover = false;
selection.transition().call(chart)
});
*/
dispatch.on('tooltipShow', function(e) {
if (tooltips) showTooltip(e, that.parentNode);
});
dispatch.on('changeState', function(e) {
if (typeof e.disabled !== 'undefined') {
data.forEach(function(series,i) {
series.disabled = e.disabled[i];
});
state.disabled = e.disabled;
}
selection.call(chart);
});
//============================================================
});
return chart;
}
//============================================================
// Event Handling/Dispatching (out of chart's scope)
//------------------------------------------------------------
bars.dispatch.on('elementMouseover.tooltip', function(e) {
e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
dispatch.tooltipShow(e);
});
bars.dispatch.on('elementMouseout.tooltip', function(e) {
dispatch.tooltipHide(e);
});
dispatch.on('tooltipHide', function() {
if (tooltips) nv.tooltip.cleanup();
});
//============================================================
//============================================================
// Expose Public Variables
//------------------------------------------------------------
// expose chart's sub-components
chart.dispatch = dispatch;
chart.bars = bars;
chart.legend = legend;
chart.xAxis = xAxis;
chart.yAxis = yAxis;
d3.rebind(chart, bars, 'defined', 'isArea', 'x', 'y', 'size', 'xScale', 'yScale', 'xDomain', 'yDomain', 'forceX', 'forceY', 'interactive', 'clipEdge', 'clipVoronoi', 'id', 'interpolate');
chart.margin = function(_) {
if (!arguments.length) return margin;
margin.top = typeof _.top != 'undefined' ? _.top : margin.top;
margin.right = typeof _.right != 'undefined' ? _.right : margin.right;
margin.bottom = typeof _.bottom != 'undefined' ? _.bottom : margin.bottom;
margin.left = typeof _.left != 'undefined' ? _.left : margin.left;
return chart;
};
chart.width = function(_) {
if (!arguments.length) return width;
width = _;
return chart;
};
chart.height = function(_) {
if (!arguments.length) return height;
height = _;
return chart;
};
chart.color = function(_) {
if (!arguments.length) return color;
color = nv.utils.getColor(_);
legend.color(color);
return chart;
};
chart.showLegend = function(_) {
if (!arguments.length) return showLegend;
showLegend = _;
return chart;
};
chart.showXAxis = function(_) {
if (!arguments.length) return showXAxis;
showXAxis = _;
return chart;
};
chart.showYAxis = function(_) {
if (!arguments.length) return showYAxis;
showYAxis = _;
return chart;
};
chart.tooltips = function(_) {
if (!arguments.length) return tooltips;
tooltips = _;
return chart;
};
chart.tooltipContent = function(_) {
if (!arguments.length) return tooltip;
tooltip = _;
return chart;
};
chart.state = function(_) {
if (!arguments.length) return state;
state = _;
return chart;
};
chart.defaultState = function(_) {
if (!arguments.length) return defaultState;
defaultState = _;
return chart;
};
chart.noData = function(_) {
if (!arguments.length) return noData;
noData = _;
return chart;
};
//============================================================
return chart;
}