+++ /dev/null
-
-nv.models.discreteBarChart = function() {
- "use strict";
- //============================================================
- // Public Variables with Default Settings
- //------------------------------------------------------------
-
- var discretebar = nv.models.discreteBar()
- , xAxis = nv.models.axis()
- , yAxis = nv.models.axis()
- ;
-
- var margin = {top: 15, right: 10, bottom: 50, left: 60}
- , width = null
- , height = null
- , color = nv.utils.getColor()
- , showXAxis = true
- , showYAxis = true
- , rightAlignYAxis = false
- , staggerLabels = false
- , tooltips = true
- , tooltip = function(key, x, y, e, graph) {
- return '<h3>' + x + '</h3>' +
- '<p>' + y + '</p>'
- }
- , x
- , y
- , noData = "No Data Available."
- , dispatch = d3.dispatch('tooltipShow', 'tooltipHide', 'beforeUpdate')
- , transitionDuration = 250
- ;
-
- xAxis
- .orient('bottom')
- .highlightZero(false)
- .showMaxMin(false)
- .tickFormat(function(d) { return d })
- ;
- yAxis
- .orient((rightAlignYAxis) ? 'right' : 'left')
- .tickFormat(d3.format(',.1f'))
- ;
-
- //============================================================
-
-
- //============================================================
- // Private Variables
- //------------------------------------------------------------
-
- 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, e.pointIndex)),
- y = yAxis.tickFormat()(discretebar.y()(e.point, e.pointIndex)),
- content = tooltip(e.series.key, x, y, e, chart);
-
- nv.tooltip.show([left, top], content, e.value < 0 ? 'n' : 's', 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() {
- dispatch.beforeUpdate();
- container.transition().duration(transitionDuration).call(chart);
- };
- chart.container = this;
-
-
- //------------------------------------------------------------
- // Display No Data 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 = discretebar.xScale();
- y = discretebar.yScale().clamp(true);
-
- //------------------------------------------------------------
-
-
- //------------------------------------------------------------
- // Setup containers and skeleton of chart
-
- var wrap = container.selectAll('g.nv-wrap.nv-discreteBarWithAxes').data([data]);
- var gEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-discreteBarWithAxes').append('g');
- var defsEnter = gEnter.append('defs');
- 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');
-
- g.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
-
- if (rightAlignYAxis) {
- g.select(".nv-y.nv-axis")
- .attr("transform", "translate(" + availableWidth + ",0)");
- }
-
- //------------------------------------------------------------
-
-
- //------------------------------------------------------------
- // Main Chart Component(s)
-
- discretebar
- .width(availableWidth)
- .height(availableHeight);
-
-
- var barsWrap = g.select('.nv-barsWrap')
- .datum(data.filter(function(d) { return !d.disabled }))
-
- barsWrap.transition().call(discretebar);
-
- //------------------------------------------------------------
-
-
-
- defsEnter.append('clipPath')
- .attr('id', 'nv-x-label-clip-' + discretebar.id())
- .append('rect');
-
- g.select('#nv-x-label-clip-' + discretebar.id() + ' rect')
- .attr('width', x.rangeBand() * (staggerLabels ? 2 : 1))
- .attr('height', 16)
- .attr('x', -x.rangeBand() / (staggerLabels ? 1 : 2 ));
-
-
- //------------------------------------------------------------
- // Setup Axes
-
- if (showXAxis) {
- xAxis
- .scale(x)
- .ticks( availableWidth / 100 )
- .tickSize(-availableHeight, 0);
-
- g.select('.nv-x.nv-axis')
- .attr('transform', 'translate(0,' + (y.range()[0] + ((discretebar.showValues() && y.domain()[0] < 0) ? 16 : 0)) + ')');
- //d3.transition(g.select('.nv-x.nv-axis'))
- g.select('.nv-x.nv-axis').transition()
- .call(xAxis);
-
-
- var xTicks = g.select('.nv-x.nv-axis').selectAll('g');
-
- if (staggerLabels) {
- xTicks
- .selectAll('text')
- .attr('transform', function(d,i,j) { return 'translate(0,' + (j % 2 == 0 ? '5' : '17') + ')' })
- }
- }
-
- if (showYAxis) {
- yAxis
- .scale(y)
- .ticks( availableHeight / 36 )
- .tickSize( -availableWidth, 0);
-
- g.select('.nv-y.nv-axis').transition()
- .call(yAxis);
- }
-
- //------------------------------------------------------------
-
-
- //============================================================
- // Event Handling/Dispatching (in chart's scope)
- //------------------------------------------------------------
-
- dispatch.on('tooltipShow', function(e) {
- if (tooltips) showTooltip(e, that.parentNode);
- });
-
- //============================================================
-
-
- });
-
- return chart;
- }
-
- //============================================================
- // Event Handling/Dispatching (out of chart's scope)
- //------------------------------------------------------------
-
- discretebar.dispatch.on('elementMouseover.tooltip', function(e) {
- e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
- dispatch.tooltipShow(e);
- });
-
- discretebar.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.discretebar = discretebar;
- chart.xAxis = xAxis;
- chart.yAxis = yAxis;
-
- d3.rebind(chart, discretebar, 'x', 'y', 'xDomain', 'yDomain', 'xRange', 'yRange', 'forceX', 'forceY', 'id', 'showValues', 'valueFormat');
-
- chart.options = nv.utils.optionsFunc.bind(chart);
-
- 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(_);
- discretebar.color(color);
- 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.rightAlignYAxis = function(_) {
- if(!arguments.length) return rightAlignYAxis;
- rightAlignYAxis = _;
- yAxis.orient( (_) ? 'right' : 'left');
- 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;
- };
-
- chart.noData = function(_) {
- if (!arguments.length) return noData;
- noData = _;
- return chart;
- };
-
- chart.transitionDuration = function(_) {
- if (!arguments.length) return transitionDuration;
- transitionDuration = _;
- return chart;
- };
-
- //============================================================
-
-
- return chart;
-}
Code Review / policy / engine.git / blobdiff