Moving Pull Request #202 to backup until we iron out some problems
Bob Monteverde
12 years ago
parent
4cd94ff5d8
commit
1c67464234
File diff suppressed because one or more lines are too long
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// Chart design based on the recommendations of Stephen Few. Implementation
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// based on the work of Clint Ivy, Jamie Love, and Jason Davies.
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// http://projects.instantcognition.com/protovis/bulletchart/
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nv.models.bullet = function() {
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//============================================================
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// Public Variables with Default Settings
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//------------------------------------------------------------
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var margin = {top: 0, right: 0, bottom: 0, left: 0}
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, orient = 'left' // TODO top & bottom
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, reverse = false
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, ranges = function(d) { return d.ranges }
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, markers = function(d) { return d.markers }
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, measures = function(d) { return d.measures }
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, forceX = [0] // List of numbers to Force into the X scale (ie. 0, or a max / min, etc.)
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, width = 380
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, height = 30
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, tickFormat = null
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, dispatch = d3.dispatch('elementMouseover', 'elementMouseout')
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;
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//============================================================
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function chart(selection) {
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selection.each(function(d, i) {
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var availableWidth = width - margin.left - margin.right,
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availableHeight = height - margin.top - margin.bottom,
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container = d3.select(this),
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mainGroup = nv.log(this.parentNode.parentNode).getAttribute('transform'),
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heightFromTop = nv.log(parseInt(mainGroup.replace(/.*,(\d+)\)/,"$1"))); //TODO: There should be a smarter way to get this value
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var rangez = ranges.call(this, d, i).slice().sort(d3.descending),
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markerz = markers.call(this, d, i).slice().sort(d3.descending),
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measurez = measures.call(this, d, i).slice().sort(d3.descending);
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//------------------------------------------------------------
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// Setup Scales
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// Compute the new x-scale.
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var MaxX = Math.max(rangez[0] ? rangez[0]:0 , markerz[0] ? markerz[0] : 0 , measurez[0] ? measurez[0] : 0)
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var x1 = d3.scale.linear()
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.domain([0, MaxX]).nice() // TODO: need to allow forceX and forceY, and xDomain, yDomain
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.range(reverse ? [availableWidth, 0] : [0, availableWidth]);
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// Retrieve the old x-scale, if this is an update.
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var x0 = this.__chart__ || d3.scale.linear()
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.domain([0, Infinity])
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.range(x1.range());
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// Stash the new scale.
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this.__chart__ = x1;
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//------------------------------------------------------------
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//------------------------------------------------------------
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// Setup containers and skeleton of chart
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var wrap = container.selectAll('g.nv-wrap.nv-bullet').data([d]);
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var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-bullet');
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var gEnter = wrapEnter.append('g');
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var g = wrap.select('g');
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wrap.attr('transform', 'translate(' + margin.left + ',' + margin.top + ')');
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//------------------------------------------------------------
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var w0 = function(d) { return Math.abs(x0(d) - x0(0)) }, // TODO: could optimize by precalculating x0(0) and x1(0)
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w1 = function(d) { return Math.abs(x1(d) - x1(0)) };
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// Update the range rects.
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var range = g.selectAll('rect.nv-range')
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.data(rangez);
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range.enter().append('rect')
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.attr('class', function(d, i) { return 'nv-range nv-s' + i; })
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.attr('width', w0)
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.attr('height', availableHeight)
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.attr('x', reverse ? x0 : 0)
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.on('mouseover', function(d,i) {
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dispatch.elementMouseover({
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value: d,
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label: (i <= 0) ? 'Maximum' : (i > 1) ? 'Minimum' : 'Mean', //TODO: make these labels a variable
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pos: [x1(d), heightFromTop]
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})
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})
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.on('mouseout', function(d,i) {
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dispatch.elementMouseout({
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value: d,
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label: (i <= 0) ? 'Minimum' : (i >=1) ? 'Maximum' : 'Mean' //TODO: make these labels a variable
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})
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})
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d3.transition(range)
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.attr('x', reverse ? x1 : 0)
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.attr('width', w1)
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.attr('height', availableHeight);
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// Update the measure rects.
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var measure = g.selectAll('rect.nv-measure')
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.data(measurez);
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measure.enter().append('rect')
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.attr('class', function(d, i) { return 'nv-measure nv-s' + i; })
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.attr('width', w0)
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.attr('height', availableHeight / 3)
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.attr('x', reverse ? x0 : 0)
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.attr('y', availableHeight / 3)
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.on('mouseover', function(d) {
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dispatch.elementMouseover({
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value: d,
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label: 'Current', //TODO: make these labels a variable
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pos: [x1(d), heightFromTop]
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})
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})
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.on('mouseout', function(d) {
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dispatch.elementMouseout({
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value: d,
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label: 'Current' //TODO: make these labels a variable
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})
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})
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d3.transition(measure)
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.attr('width', w1)
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.attr('height', availableHeight / 3)
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.attr('x', reverse ? x1 : 0)
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.attr('y', availableHeight / 3);
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// Update the marker lines.
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var marker = g.selectAll('path.nv-markerTriangle')
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.data(markerz);
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var h3 = availableHeight / 6;
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marker.enter().append('path')
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.attr('class', 'nv-markerTriangle')
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.attr('transform', function(d) { return 'translate(' + x0(d) + ',' + (availableHeight / 2) + ')' })
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.attr('d', 'M0,' + h3 + 'L' + h3 + ',' + (-h3) + ' ' + (-h3) + ',' + (-h3) + 'Z')
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.on('mouseover', function(d,i) {
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dispatch.elementMouseover({
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value: d,
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label: 'Previous',
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pos: [x1(d), heightFromTop]
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})
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})
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.on('mouseout', function(d,i) {
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dispatch.elementMouseout({
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value: d,
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label: 'Previous'
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})
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});
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d3.transition(marker)
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.attr('transform', function(d) { return 'translate(' + x1(d) + ',' + (availableHeight / 2) + ')' });
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marker.exit().remove();
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});
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d3.timer.flush();
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return chart;
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}
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//============================================================
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// Expose Public Variables
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//------------------------------------------------------------
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chart.dispatch = dispatch;
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// left, right, top, bottom
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chart.orient = function(_) {
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if (!arguments.length) return orient;
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orient = _;
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reverse = orient == 'right' || orient == 'bottom';
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return chart;
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};
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// ranges (bad, satisfactory, good)
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chart.ranges = function(_) {
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if (!arguments.length) return ranges;
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ranges = _;
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return chart;
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};
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// markers (previous, goal)
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chart.markers = function(_) {
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if (!arguments.length) return markers;
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markers = _;
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return chart;
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};
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// measures (actual, forecast)
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chart.measures = function(_) {
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if (!arguments.length) return measures;
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measures = _;
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return chart;
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};
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chart.forceX = function(_) {
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if (!arguments.length) return forceX;
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forceX = _;
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return chart;
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};
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chart.width = function(_) {
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if (!arguments.length) return width;
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width = _;
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return chart;
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};
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chart.height = function(_) {
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if (!arguments.length) return height;
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height = _;
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return chart;
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};
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chart.margin = function(_) {
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if (!arguments.length) return margin;
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margin.top = typeof _.top != 'undefined' ? _.top : margin.top;
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margin.right = typeof _.right != 'undefined' ? _.right : margin.right;
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margin.bottom = typeof _.bottom != 'undefined' ? _.bottom : margin.bottom;
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margin.left = typeof _.left != 'undefined' ? _.left : margin.left;
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return chart;
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};
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chart.tickFormat = function(_) {
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if (!arguments.length) return tickFormat;
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tickFormat = _;
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return chart;
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};
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//============================================================
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return chart;
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};
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@ -0,0 +1,349 @@
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// Chart design based on the recommendations of Stephen Few. Implementation
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// based on the work of Clint Ivy, Jamie Love, and Jason Davies.
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// http://projects.instantcognition.com/protovis/bulletchart/
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nv.models.bulletChart = function() {
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//============================================================
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// Public Variables with Default Settings
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//------------------------------------------------------------
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var bullet = nv.models.bullet()
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;
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var orient = 'left' // TODO top & bottom
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, reverse = false
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, margin = {top: 5, right: 40, bottom: 20, left: 120}
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, ranges = function(d) { return d.ranges }
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, markers = function(d) { return d.markers }
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, measures = function(d) { return d.measures }
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, width = null
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, height = 55
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, tickFormat = null
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, tooltips = true
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, tooltip = function(key, x, y, e, graph) {
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return '<h3>' + e.label + '</h3>' +
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'<p>' + e.value + '</p>'
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}
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, noData = "No Data Available."
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, dispatch = d3.dispatch('tooltipShow', 'tooltipHide')
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;
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//============================================================
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//============================================================
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// Private Variables
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//------------------------------------------------------------
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var showTooltip = function(e, parentElement) {
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var offsetElement = parentElement.parentNode.parentNode,
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left = e.pos[0] + offsetElement.offsetLeft + margin.left,
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top = e.pos[1] + offsetElement.offsetTop + margin.top;
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var content = '<h3>' + e.label + '</h3>' +
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'<p>' + e.value + '</p>';
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nv.tooltip.show([left, top], content, e.value < 0 ? 'e' : 'w', null, offsetElement.parentNode);
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};
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//============================================================
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function chart(selection) {
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selection.each(function(d, i) {
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var container = d3.select(this);
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var availableWidth = (width || parseInt(container.style('width')) || 960)
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- margin.left - margin.right,
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availableHeight = height - margin.top - margin.bottom,
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that = this;
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chart.update = function() { chart(selection) };
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chart.container = this;
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//------------------------------------------------------------
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// Display No Data message if there's nothing to show.
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/*
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// Disabled until I figure out a better way to check for no data with the bullet chart
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if (!data || !data.length || !data.filter(function(d) { return d.values.length }).length) {
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var noDataText = container.selectAll('.nv-noData').data([noData]);
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noDataText.enter().append('text')
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.attr('class', 'nvd3 nv-noData')
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.attr('dy', '-.7em')
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.style('text-anchor', 'middle');
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noDataText
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.attr('x', margin.left + availableWidth / 2)
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.attr('y', margin.top + availableHeight / 2)
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.text(function(d) { return d });
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return chart;
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} else {
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container.selectAll('.nv-noData').remove();
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}
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*/
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//------------------------------------------------------------
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var rangez = ranges.call(this, d, i).slice().sort(d3.descending),
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markerz = markers.call(this, d, i).slice().sort(d3.descending),
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measurez = measures.call(this, d, i).slice().sort(d3.descending);
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//------------------------------------------------------------
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// Setup containers and skeleton of chart
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var wrap = container.selectAll('g.nv-wrap.nv-bulletChart').data([d]);
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var wrapEnter = wrap.enter().append('g').attr('class', 'nvd3 nv-wrap nv-bulletChart');
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var gEnter = wrapEnter.append('g');
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var g = wrap.select('g');
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gEnter.append('g').attr('class', 'nv-bulletWrap');
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gEnter.append('g').attr('class', 'nv-titles');
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wrap.attr('transform', 'translate(' + margin.left + ',' + ( margin.top + i*height )+ ')');
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//------------------------------------------------------------
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// Compute the new x-scale.
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var MaxX = Math.max(rangez[0] ? rangez[0]:0 , markerz[0] ? markerz[0] : 0 , measurez[0] ? measurez[0] : 0)
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var x1 = d3.scale.linear()
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.domain([0, MaxX]).nice() // TODO: need to allow forceX and forceY, and xDomain, yDomain
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.range(reverse ? [availableWidth, 0] : [0, availableWidth]);
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// Retrieve the old x-scale, if this is an update.
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var x0 = this.__chart__ || d3.scale.linear()
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.domain([0, Infinity])
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.range(x1.range());
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// Stash the new scale.
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this.__chart__ = x1;
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/*
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// Derive width-scales from the x-scales.
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var w0 = bulletWidth(x0),
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w1 = bulletWidth(x1);
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function bulletWidth(x) {
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var x0 = x(0);
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return function(d) {
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return Math.abs(x(d) - x(0));
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};
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}
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function bulletTranslate(x) {
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return function(d) {
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return 'translate(' + x(d) + ',0)';
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};
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}
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*/
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var w0 = function(d) { return Math.abs(x0(d) - x0(0)) }, // TODO: could optimize by precalculating x0(0) and x1(0)
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w1 = function(d) { return Math.abs(x1(d) - x1(0)) };
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var title = gEnter.select('.nv-titles').append("g")
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.attr("text-anchor", "end")
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.attr("transform", "translate(-6," + (height - margin.top - margin.bottom) / 2 + ")");
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title.append("text")
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.attr("class", "nv-title")
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.text(function(d) { return d.title; });
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title.append("text")
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.attr("class", "nv-subtitle")
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.attr("dy", "1em")
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.text(function(d) { return d.subtitle; });
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bullet
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.width(availableWidth)
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.height(availableHeight)
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var bulletWrap = g.select('.nv-bulletWrap');
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d3.transition(bulletWrap).call(bullet);
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// Compute the tick format.
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var format = tickFormat || x1.tickFormat(8);
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// Update the tick groups.
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var tick = g.selectAll('g.nv-tick')
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.data(x1.ticks(8), function(d) {
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return this.textContent || format(d);
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});
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// Initialize the ticks with the old scale, x0.
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var tickEnter = tick.enter().append('g')
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.attr('class', 'nv-tick')
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.attr('transform', function(d) { return 'translate(' + x0(d) + ',0)' })
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.style('opacity', 1e-6);
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tickEnter.append('line')
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.attr('y1', availableHeight)
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.attr('y2', availableHeight * 7 / 6);
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tickEnter.append('text')
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.attr('text-anchor', 'middle')
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.attr('dy', '1em')
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.attr('y', availableHeight * 7 / 6)
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.text(format);
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// Transition the entering ticks to the new scale, x1.
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d3.transition(tickEnter)
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.attr('transform', function(d) { return 'translate(' + x1(d) + ',0)' })
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.style('opacity', 1);
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// Transition the updating ticks to the new scale, x1.
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var tickUpdate = d3.transition(tick)
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.attr('transform', function(d) { return 'translate(' + x1(d) + ',0)' })
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.style('opacity', 1);
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tickUpdate.select('line')
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.attr('y1', availableHeight)
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.attr('y2', availableHeight * 7 / 6);
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tickUpdate.select('text')
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.attr('y', availableHeight * 7 / 6);
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// Transition the exiting ticks to the new scale, x1.
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d3.transition(tick.exit())
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.attr('transform', function(d) { return 'translate(' + x1(d) + ',0)' })
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.style('opacity', 1e-6)
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.remove();
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//============================================================
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// Event Handling/Dispatching (in chart's scope)
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//------------------------------------------------------------
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dispatch.on('tooltipShow', function(e) {
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if (tooltips) showTooltip(e, that.parentNode);
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});
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//============================================================
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});
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d3.timer.flush();
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return chart;
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}
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//============================================================
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// Event Handling/Dispatching (out of chart's scope)
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//------------------------------------------------------------
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bullet.dispatch.on('elementMouseover.tooltip', function(e) {
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dispatch.tooltipShow(e);
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});
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bullet.dispatch.on('elementMouseout.tooltip', function(e) {
|
||||
dispatch.tooltipHide(e);
|
||||
});
|
||||
|
||||
dispatch.on('tooltipHide', function() {
|
||||
if (tooltips) nv.tooltip.cleanup();
|
||||
});
|
||||
|
||||
//============================================================
|
||||
|
||||
|
||||
//============================================================
|
||||
// Expose Public Variables
|
||||
//------------------------------------------------------------
|
||||
|
||||
chart.dispatch = dispatch;
|
||||
chart.bullet = bullet;
|
||||
|
||||
// left, right, top, bottom
|
||||
chart.orient = function(x) {
|
||||
if (!arguments.length) return orient;
|
||||
orient = x;
|
||||
reverse = orient == 'right' || orient == 'bottom';
|
||||
return chart;
|
||||
};
|
||||
|
||||
// ranges (bad, satisfactory, good)
|
||||
chart.ranges = function(x) {
|
||||
if (!arguments.length) return ranges;
|
||||
ranges = x;
|
||||
return chart;
|
||||
};
|
||||
|
||||
// markers (previous, goal)
|
||||
chart.markers = function(x) {
|
||||
if (!arguments.length) return markers;
|
||||
markers = x;
|
||||
return chart;
|
||||
};
|
||||
|
||||
// measures (actual, forecast)
|
||||
chart.measures = function(x) {
|
||||
if (!arguments.length) return measures;
|
||||
measures = x;
|
||||
return chart;
|
||||
};
|
||||
|
||||
chart.width = function(x) {
|
||||
if (!arguments.length) return width;
|
||||
width = x;
|
||||
return chart;
|
||||
};
|
||||
|
||||
chart.height = function(x) {
|
||||
if (!arguments.length) return height;
|
||||
height = x;
|
||||
return 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.tickFormat = function(x) {
|
||||
if (!arguments.length) return tickFormat;
|
||||
tickFormat = x;
|
||||
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;
|
||||
};
|
||||
|
||||
//============================================================
|
||||
|
||||
|
||||
return chart;
|
||||
};
|
||||
|
||||
|
||||
Loading…
Reference in New Issue