--- /dev/null
+nv.models.multiChart = function() {
+ "use strict";
+ //============================================================
+ // Public Variables with Default Settings
+ //------------------------------------------------------------
+
+ var margin = {top: 30, right: 20, bottom: 50, left: 60},
+ color = d3.scale.category20().range(),
+ width = null,
+ height = null,
+ showLegend = true,
+ tooltips = true,
+ tooltip = function(key, x, y, e, graph) {
+ return '<h3>' + key + '</h3>' +
+ '<p>' + y + ' at ' + x + '</p>'
+ },
+ x,
+ y,
+ yDomain1,
+ yDomain2
+ ; //can be accessed via chart.lines.[x/y]Scale()
+
+ //============================================================
+ // Private Variables
+ //------------------------------------------------------------
+
+ var x = d3.scale.linear(),
+ yScale1 = d3.scale.linear(),
+ yScale2 = d3.scale.linear(),
+
+ lines1 = nv.models.line().yScale(yScale1),
+ lines2 = nv.models.line().yScale(yScale2),
+
+ bars1 = nv.models.multiBar().stacked(false).yScale(yScale1),
+ bars2 = nv.models.multiBar().stacked(false).yScale(yScale2),
+
+ stack1 = nv.models.stackedArea().yScale(yScale1),
+ stack2 = nv.models.stackedArea().yScale(yScale2),
+
+ xAxis = nv.models.axis().scale(x).orient('bottom').tickPadding(5),
+ yAxis1 = nv.models.axis().scale(yScale1).orient('left'),
+ yAxis2 = nv.models.axis().scale(yScale2).orient('right'),
+
+ legend = nv.models.legend().height(30),
+ dispatch = d3.dispatch('tooltipShow', 'tooltipHide');
+
+ var showTooltip = function(e, offsetElement) {
+ var left = e.pos[0] + ( offsetElement.offsetLeft || 0 ),
+ top = e.pos[1] + ( offsetElement.offsetTop || 0),
+ x = xAxis.tickFormat()(lines1.x()(e.point, e.pointIndex)),
+ y = ((e.series.yAxis == 2) ? yAxis2 : yAxis1).tickFormat()(lines1.y()(e.point, e.pointIndex)),
+ content = tooltip(e.series.key, x, y, e, chart);
+
+ nv.tooltip.show([left, top], content, undefined, undefined, offsetElement.offsetParent);
+ };
+
+ function chart(selection) {
+ selection.each(function(data) {
+ var container = d3.select(this),
+ that = this;
+
+ chart.update = function() { container.transition().call(chart); };
+ chart.container = this;
+
+ var availableWidth = (width || parseInt(container.style('width')) || 960)
+ - margin.left - margin.right,
+ availableHeight = (height || parseInt(container.style('height')) || 400)
+ - margin.top - margin.bottom;
+
+ var dataLines1 = data.filter(function(d) {return !d.disabled && d.type == 'line' && d.yAxis == 1})
+ var dataLines2 = data.filter(function(d) {return !d.disabled && d.type == 'line' && d.yAxis == 2})
+ var dataBars1 = data.filter(function(d) {return !d.disabled && d.type == 'bar' && d.yAxis == 1})
+ var dataBars2 = data.filter(function(d) {return !d.disabled && d.type == 'bar' && d.yAxis == 2})
+ var dataStack1 = data.filter(function(d) {return !d.disabled && d.type == 'area' && d.yAxis == 1})
+ var dataStack2 = data.filter(function(d) {return !d.disabled && d.type == 'area' && d.yAxis == 2})
+
+ var series1 = data.filter(function(d) {return !d.disabled && d.yAxis == 1})
+ .map(function(d) {
+ return d.values.map(function(d,i) {
+ return { x: d.x, y: d.y }
+ })
+ })
+
+ var series2 = data.filter(function(d) {return !d.disabled && d.yAxis == 2})
+ .map(function(d) {
+ return d.values.map(function(d,i) {
+ return { x: d.x, y: d.y }
+ })
+ })
+
+ x .domain(d3.extent(d3.merge(series1.concat(series2)), function(d) { return d.x } ))
+ .range([0, availableWidth]);
+
+ var wrap = container.selectAll('g.wrap.multiChart').data([data]);
+ var gEnter = wrap.enter().append('g').attr('class', 'wrap nvd3 multiChart').append('g');
+
+ gEnter.append('g').attr('class', 'x axis');
+ gEnter.append('g').attr('class', 'y1 axis');
+ gEnter.append('g').attr('class', 'y2 axis');
+ gEnter.append('g').attr('class', 'lines1Wrap');
+ gEnter.append('g').attr('class', 'lines2Wrap');
+ gEnter.append('g').attr('class', 'bars1Wrap');
+ gEnter.append('g').attr('class', 'bars2Wrap');
+ gEnter.append('g').attr('class', 'stack1Wrap');
+ gEnter.append('g').attr('class', 'stack2Wrap');
+ gEnter.append('g').attr('class', 'legendWrap');
+
+ var g = wrap.select('g');
+
+ if (showLegend) {
+ legend.width( availableWidth / 2 );
+
+ g.select('.legendWrap')
+ .datum(data.map(function(series) {
+ series.originalKey = series.originalKey === undefined ? series.key : series.originalKey;
+ series.key = series.originalKey + (series.yAxis == 1 ? '' : ' (right axis)');
+ return series;
+ }))
+ .call(legend);
+
+ if ( margin.top != legend.height()) {
+ margin.top = legend.height();
+ availableHeight = (height || parseInt(container.style('height')) || 400)
+ - margin.top - margin.bottom;
+ }
+
+ g.select('.legendWrap')
+ .attr('transform', 'translate(' + ( availableWidth / 2 ) + ',' + (-margin.top) +')');
+ }
+
+
+ lines1
+ .width(availableWidth)
+ .height(availableHeight)
+ .interpolate("monotone")
+ .color(data.map(function(d,i) {
+ return d.color || color[i % color.length];
+ }).filter(function(d,i) { return !data[i].disabled && data[i].yAxis == 1 && data[i].type == 'line'}));
+
+ lines2
+ .width(availableWidth)
+ .height(availableHeight)
+ .interpolate("monotone")
+ .color(data.map(function(d,i) {
+ return d.color || color[i % color.length];
+ }).filter(function(d,i) { return !data[i].disabled && data[i].yAxis == 2 && data[i].type == 'line'}));
+
+ bars1
+ .width(availableWidth)
+ .height(availableHeight)
+ .color(data.map(function(d,i) {
+ return d.color || color[i % color.length];
+ }).filter(function(d,i) { return !data[i].disabled && data[i].yAxis == 1 && data[i].type == 'bar'}));
+
+ bars2
+ .width(availableWidth)
+ .height(availableHeight)
+ .color(data.map(function(d,i) {
+ return d.color || color[i % color.length];
+ }).filter(function(d,i) { return !data[i].disabled && data[i].yAxis == 2 && data[i].type == 'bar'}));
+
+ stack1
+ .width(availableWidth)
+ .height(availableHeight)
+ .color(data.map(function(d,i) {
+ return d.color || color[i % color.length];
+ }).filter(function(d,i) { return !data[i].disabled && data[i].yAxis == 1 && data[i].type == 'area'}));
+
+ stack2
+ .width(availableWidth)
+ .height(availableHeight)
+ .color(data.map(function(d,i) {
+ return d.color || color[i % color.length];
+ }).filter(function(d,i) { return !data[i].disabled && data[i].yAxis == 2 && data[i].type == 'area'}));
+
+ g.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
+
+
+ var lines1Wrap = g.select('.lines1Wrap')
+ .datum(dataLines1)
+ var bars1Wrap = g.select('.bars1Wrap')
+ .datum(dataBars1)
+ var stack1Wrap = g.select('.stack1Wrap')
+ .datum(dataStack1)
+
+ var lines2Wrap = g.select('.lines2Wrap')
+ .datum(dataLines2)
+ var bars2Wrap = g.select('.bars2Wrap')
+ .datum(dataBars2)
+ var stack2Wrap = g.select('.stack2Wrap')
+ .datum(dataStack2)
+
+ var extraValue1 = dataStack1.length ? dataStack1.map(function(a){return a.values}).reduce(function(a,b){
+ return a.map(function(aVal,i){return {x: aVal.x, y: aVal.y + b[i].y}})
+ }).concat([{x:0, y:0}]) : []
+ var extraValue2 = dataStack2.length ? dataStack2.map(function(a){return a.values}).reduce(function(a,b){
+ return a.map(function(aVal,i){return {x: aVal.x, y: aVal.y + b[i].y}})
+ }).concat([{x:0, y:0}]) : []
+
+ yScale1 .domain(yDomain1 || d3.extent(d3.merge(series1).concat(extraValue1), function(d) { return d.y } ))
+ .range([0, availableHeight])
+
+ yScale2 .domain(yDomain2 || d3.extent(d3.merge(series2).concat(extraValue2), function(d) { return d.y } ))
+ .range([0, availableHeight])
+
+ lines1.yDomain(yScale1.domain())
+ bars1.yDomain(yScale1.domain())
+ stack1.yDomain(yScale1.domain())
+
+ lines2.yDomain(yScale2.domain())
+ bars2.yDomain(yScale2.domain())
+ stack2.yDomain(yScale2.domain())
+
+ if(dataStack1.length){d3.transition(stack1Wrap).call(stack1);}
+ if(dataStack2.length){d3.transition(stack2Wrap).call(stack2);}
+
+ if(dataBars1.length){d3.transition(bars1Wrap).call(bars1);}
+ if(dataBars2.length){d3.transition(bars2Wrap).call(bars2);}
+
+ if(dataLines1.length){d3.transition(lines1Wrap).call(lines1);}
+ if(dataLines2.length){d3.transition(lines2Wrap).call(lines2);}
+
+
+
+ xAxis
+ .ticks( availableWidth / 100 )
+ .tickSize(-availableHeight, 0);
+
+ g.select('.x.axis')
+ .attr('transform', 'translate(0,' + availableHeight + ')');
+ d3.transition(g.select('.x.axis'))
+ .call(xAxis);
+
+ yAxis1
+ .ticks( availableHeight / 36 )
+ .tickSize( -availableWidth, 0);
+
+
+ d3.transition(g.select('.y1.axis'))
+ .call(yAxis1);
+
+ yAxis2
+ .ticks( availableHeight / 36 )
+ .tickSize( -availableWidth, 0);
+
+ d3.transition(g.select('.y2.axis'))
+ .call(yAxis2);
+
+ g.select('.y2.axis')
+ .style('opacity', series2.length ? 1 : 0)
+ .attr('transform', 'translate(' + x.range()[1] + ',0)');
+
+ legend.dispatch.on('stateChange', function(newState) {
+ chart.update();
+ });
+
+ dispatch.on('tooltipShow', function(e) {
+ if (tooltips) showTooltip(e, that.parentNode);
+ });
+
+ });
+
+ return chart;
+ }
+
+
+ //============================================================
+ // Event Handling/Dispatching (out of chart's scope)
+ //------------------------------------------------------------
+
+ lines1.dispatch.on('elementMouseover.tooltip', function(e) {
+ e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
+ dispatch.tooltipShow(e);
+ });
+
+ lines1.dispatch.on('elementMouseout.tooltip', function(e) {
+ dispatch.tooltipHide(e);
+ });
+
+ lines2.dispatch.on('elementMouseover.tooltip', function(e) {
+ e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
+ dispatch.tooltipShow(e);
+ });
+
+ lines2.dispatch.on('elementMouseout.tooltip', function(e) {
+ dispatch.tooltipHide(e);
+ });
+
+ bars1.dispatch.on('elementMouseover.tooltip', function(e) {
+ e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
+ dispatch.tooltipShow(e);
+ });
+
+ bars1.dispatch.on('elementMouseout.tooltip', function(e) {
+ dispatch.tooltipHide(e);
+ });
+
+ bars2.dispatch.on('elementMouseover.tooltip', function(e) {
+ e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
+ dispatch.tooltipShow(e);
+ });
+
+ bars2.dispatch.on('elementMouseout.tooltip', function(e) {
+ dispatch.tooltipHide(e);
+ });
+
+ stack1.dispatch.on('tooltipShow', function(e) {
+ //disable tooltips when value ~= 0
+ //// TODO: consider removing points from voronoi that have 0 value instead of this hack
+ if (!Math.round(stack1.y()(e.point) * 100)) { // 100 will not be good for very small numbers... will have to think about making this valu dynamic, based on data range
+ setTimeout(function() { d3.selectAll('.point.hover').classed('hover', false) }, 0);
+ return false;
+ }
+
+ e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top],
+ dispatch.tooltipShow(e);
+ });
+
+ stack1.dispatch.on('tooltipHide', function(e) {
+ dispatch.tooltipHide(e);
+ });
+
+ stack2.dispatch.on('tooltipShow', function(e) {
+ //disable tooltips when value ~= 0
+ //// TODO: consider removing points from voronoi that have 0 value instead of this hack
+ if (!Math.round(stack2.y()(e.point) * 100)) { // 100 will not be good for very small numbers... will have to think about making this valu dynamic, based on data range
+ setTimeout(function() { d3.selectAll('.point.hover').classed('hover', false) }, 0);
+ return false;
+ }
+
+ e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top],
+ dispatch.tooltipShow(e);
+ });
+
+ stack2.dispatch.on('tooltipHide', function(e) {
+ dispatch.tooltipHide(e);
+ });
+
+ lines1.dispatch.on('elementMouseover.tooltip', function(e) {
+ e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
+ dispatch.tooltipShow(e);
+ });
+
+ lines1.dispatch.on('elementMouseout.tooltip', function(e) {
+ dispatch.tooltipHide(e);
+ });
+
+ lines2.dispatch.on('elementMouseover.tooltip', function(e) {
+ e.pos = [e.pos[0] + margin.left, e.pos[1] + margin.top];
+ dispatch.tooltipShow(e);
+ });
+
+ lines2.dispatch.on('elementMouseout.tooltip', function(e) {
+ dispatch.tooltipHide(e);
+ });
+
+ dispatch.on('tooltipHide', function() {
+ if (tooltips) nv.tooltip.cleanup();
+ });
+
+
+
+ //============================================================
+ // Global getters and setters
+ //------------------------------------------------------------
+
+ chart.dispatch = dispatch;
+ chart.lines1 = lines1;
+ chart.lines2 = lines2;
+ chart.bars1 = bars1;
+ chart.bars2 = bars2;
+ chart.stack1 = stack1;
+ chart.stack2 = stack2;
+ chart.xAxis = xAxis;
+ chart.yAxis1 = yAxis1;
+ chart.yAxis2 = yAxis2;
+ chart.options = nv.utils.optionsFunc.bind(chart);
+
+ chart.x = function(_) {
+ if (!arguments.length) return getX;
+ getX = _;
+ lines1.x(_);
+ bars1.x(_);
+ return chart;
+ };
+
+ chart.y = function(_) {
+ if (!arguments.length) return getY;
+ getY = _;
+ lines1.y(_);
+ bars1.y(_);
+ return chart;
+ };
+
+ chart.yDomain1 = function(_) {
+ if (!arguments.length) return yDomain1;
+ yDomain1 = _;
+ return chart;
+ };
+
+ chart.yDomain2 = function(_) {
+ if (!arguments.length) return yDomain2;
+ yDomain2 = _;
+ return chart;
+ };
+
+ 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 = _;
+ legend.color(_);
+ return chart;
+ };
+
+ chart.showLegend = function(_) {
+ if (!arguments.length) return showLegend;
+ showLegend = _;
+ 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;
+}
+
Code Review / policy / engine.git / blobdiff