You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
223 lines
6.6 KiB
JavaScript
223 lines
6.6 KiB
JavaScript
|
|
nv.models.discreteBarChart = function() {
|
|
var margin = {top: 30, right: 20, bottom: 50, left: 60},
|
|
width = null,
|
|
height = null,
|
|
color = d3.scale.category20().range(),
|
|
staggerLabels = false,
|
|
tooltips = true,
|
|
tooltip = function(key, x, y, e, graph) {
|
|
return '<h3>' + x + '</h3>' +
|
|
'<p>' + y + '</p>'
|
|
};
|
|
|
|
|
|
var discretebar = nv.models.discreteBar(),
|
|
x = discretebar.xScale(),
|
|
y = discretebar.yScale(),
|
|
xAxis = nv.models.axis().scale(x).orient('bottom').highlightZero(false).showMaxMin(false),
|
|
yAxis = nv.models.axis().scale(y).orient('left'),
|
|
dispatch = d3.dispatch('tooltipShow', 'tooltipHide');
|
|
|
|
xAxis.tickFormat(function(d) { return d });
|
|
yAxis.tickFormat(d3.format(',.1f'));
|
|
|
|
|
|
var showTooltip = function(e, offsetElement) {
|
|
var left = e.pos[0] + ( offsetElement.offsetLeft || 0 ),
|
|
top = e.pos[1] + ( offsetElement.offsetTop || 0),
|
|
x = xAxis.tickFormat()(discretebar.x()(e.point)),
|
|
y = yAxis.tickFormat()(discretebar.y()(e.point)),
|
|
content = tooltip(e.series.key, x, y, e, chart);
|
|
|
|
nv.tooltip.show([left, top], content, e.value < 0 ? 'n' : 's', null, offsetElement);
|
|
};
|
|
|
|
|
|
//TODO: let user select default
|
|
var controlsData = [
|
|
{ key: 'Grouped' },
|
|
{ key: 'Stacked', disabled: true }
|
|
];
|
|
|
|
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;
|
|
|
|
|
|
discretebar
|
|
.width(availableWidth)
|
|
.height(availableHeight);
|
|
|
|
|
|
var wrap = container.selectAll('g.wrap.discreteBarWithAxes').data([data]);
|
|
var gEnter = wrap.enter().append('g').attr('class', 'wrap nvd3 discreteBarWithAxes').append('g');
|
|
var defsEnter = gEnter.append('defs');
|
|
|
|
gEnter.append('g').attr('class', 'x axis');
|
|
gEnter.append('g').attr('class', 'y axis');
|
|
gEnter.append('g').attr('class', 'barsWrap');
|
|
|
|
|
|
|
|
var g = wrap.select('g');
|
|
|
|
|
|
g.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
|
|
|
|
var barsWrap = g.select('.barsWrap')
|
|
.datum(data.filter(function(d) { return !d.disabled }))
|
|
|
|
|
|
d3.transition(barsWrap).call(discretebar);
|
|
|
|
|
|
defsEnter.append('clipPath')
|
|
.attr('id', 'x-label-clip-' + discretebar.id())
|
|
.append('rect')
|
|
|
|
g.select('#x-label-clip-' + discretebar.id() + ' rect')
|
|
.attr('width', x.rangeBand() * (staggerLabels ? 2 : 1))
|
|
.attr('height', 16)
|
|
.attr('x', -x.rangeBand() / (staggerLabels ? 1 : 2 ));
|
|
|
|
/*
|
|
var evenLabelClips = defsEnter.append('clipPath')
|
|
.attr('id', 'x-label-clip-even-' + discretebar.id())
|
|
.selectAll('rect')
|
|
.data(function(d) { return d[0].values.filter(function(d,i) { return i % 2 === 0 }) });
|
|
|
|
evenLabelClips.enter().append('rect')
|
|
.attr('width', x.rangeBand())
|
|
.attr('height', 32)
|
|
.attr('y', y.range()[0])
|
|
.attr('x', function(d,i) { return x(discretebar.x()(d,i)) });
|
|
|
|
var oddLabelClips = defsEnter.append('clipPath')
|
|
.attr('id', 'x-label-clip-odd-' + discretebar.id())
|
|
.selectAll('rect')
|
|
.data(function(d) { return d[0].values.filter(function(d,i) { return i % 2 === 1 }) });
|
|
|
|
oddLabelClips.enter().append('rect')
|
|
.attr('width', x.rangeBand())
|
|
.attr('height', 16)
|
|
.attr('y', y.range()[0] + 16 + (staggerLabels ? 12: 0))
|
|
.attr('x', function(d,i) { return x(discretebar.x()(d,i)) });
|
|
*/
|
|
|
|
|
|
|
|
xAxis
|
|
.ticks( availableWidth / 100 )
|
|
.tickSize(-availableHeight, 0);
|
|
|
|
g.select('.x.axis')
|
|
.attr('transform', 'translate(0,' + (y.range()[0] + (discretebar.showValues() ? 16 : 0)) + ')')
|
|
//d3.transition(g.select('.x.axis'))
|
|
g.select('.x.axis').transition().duration(0)
|
|
.call(xAxis);
|
|
|
|
|
|
var xTicks = g.select('.x.axis').selectAll('g');
|
|
|
|
if (staggerLabels)
|
|
xTicks
|
|
.selectAll('text')
|
|
.attr('transform', function(d,i,j) { return 'translate(0,' + (j % 2 == 0 ? '0' : '12') + ')' })
|
|
|
|
xTicks
|
|
.selectAll('text')
|
|
.attr('clip-path', function(d,i,j) { return 'url(#x-label-clip-' + discretebar.id() + ')' });
|
|
|
|
|
|
yAxis
|
|
.ticks( availableHeight / 36 )
|
|
.tickSize( -availableWidth, 0);
|
|
|
|
d3.transition(g.select('.y.axis'))
|
|
.call(yAxis);
|
|
|
|
|
|
discretebar.dispatch.on('elementMouseover.tooltip', function(e) {
|
|
e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
|
|
dispatch.tooltipShow(e);
|
|
});
|
|
if (tooltips) dispatch.on('tooltipShow', function(e) { showTooltip(e, that.parentNode) } ); // TODO: maybe merge with above?
|
|
|
|
discretebar.dispatch.on('elementMouseout.tooltip', function(e) {
|
|
dispatch.tooltipHide(e);
|
|
});
|
|
if (tooltips) dispatch.on('tooltipHide', nv.tooltip.cleanup);
|
|
|
|
|
|
//TODO: decide if this makes sense to add into all the models for ease of updating (updating without needing the selection)
|
|
chart.update = function() { selection.transition().call(chart); };
|
|
chart.container = this; // I need a reference to the container in order to have outside code check if the chart is visible or not
|
|
|
|
});
|
|
|
|
return chart;
|
|
}
|
|
|
|
|
|
chart.dispatch = dispatch;
|
|
chart.discretebar = discretebar; // really just makign the accessible for discretebar.dispatch, may rethink slightly
|
|
chart.xAxis = xAxis;
|
|
chart.yAxis = yAxis;
|
|
|
|
d3.rebind(chart, discretebar, 'x', 'y', 'xDomain', 'yDomain', 'forceX', 'forceY', 'id', 'showValues', 'valueFormat');
|
|
|
|
|
|
chart.margin = function(_) {
|
|
if (!arguments.length) return margin;
|
|
margin = _;
|
|
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 = _;
|
|
discretebar.color(_);
|
|
return chart;
|
|
};
|
|
|
|
chart.staggerLabels = function(_) {
|
|
if (!arguments.length) return staggerLabels;
|
|
staggerLabels = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.tooltips = function(_) {
|
|
if (!arguments.length) return tooltips;
|
|
tooltips = _;
|
|
return chart;
|
|
};
|
|
|
|
chart.tooltipContent = function(_) {
|
|
if (!arguments.length) return tooltip;
|
|
tooltip = _;
|
|
return chart;
|
|
};
|
|
|
|
|
|
return chart;
|
|
}
|