From: David Read Date: Tue, 22 Jan 2013 17:05:58 +0000 Subject: Improved debug logging. X-Git-Url: http://maxious.lambdacomplex.org/git/?p=ckanext-ga-report.git&a=commitdiff&h=d0db210d9cbb2a8b8fe54affc9d9388dbc8a32b6 --- Improved debug logging. --- --- a/ckanext/ga_report/command.py +++ b/ckanext/ga_report/command.py @@ -23,7 +23,7 @@ import ckan.model as model model.Session.remove() model.Session.configure(bind=model.meta.engine) - log = logging.getLogger('ckanext.ga-report') + log = logging.getLogger('ckanext.ga_report') import ga_model ga_model.init_tables() --- a/ckanext/ga_report/controller.py +++ b/ckanext/ga_report/controller.py @@ -1,7 +1,6 @@ import re import csv import sys -import json import logging import operator import collections @@ -22,10 +21,6 @@ d = strptime(strdate, '%Y-%m') return '%s %s' % (calendar.month_name[d.tm_mon], d.tm_year) -def _get_unix_epoch(strdate): - from time import strptime,mktime - d = strptime(strdate, '%Y-%m') - return int(mktime(d)) def _month_details(cls, stat_key=None): ''' @@ -112,26 +107,11 @@ return key, val - # Query historic values for sparkline rendering - sparkline_query = model.Session.query(GA_Stat)\ - .filter(GA_Stat.stat_name=='Totals')\ - .order_by(GA_Stat.period_name) - sparkline_data = {} - for x in sparkline_query: - sparkline_data[x.key] = sparkline_data.get(x.key,[]) - key, val = clean_key(x.key,float(x.value)) - tooltip = '%s: %s' % (_get_month_name(x.period_name), val) - sparkline_data[x.key].append( (tooltip,x.value) ) - # Trim the latest month, as it looks like a huge dropoff - for key in sparkline_data: - sparkline_data[key] = sparkline_data[key][:-1] - c.global_totals = [] if c.month: for e in entries: key, val = clean_key(e.key, e.value) - sparkline = sparkline_data[e.key] - c.global_totals.append((key, val, sparkline)) + c.global_totals.append((key, val)) else: d = collections.defaultdict(list) for e in entries: @@ -141,18 +121,10 @@ v = sum(v) else: v = float(sum(v))/float(len(v)) - sparkline = sparkline_data[k] key, val = clean_key(k,v) - c.global_totals.append((key, val, sparkline)) - # Sort the global totals into a more pleasant order - def sort_func(x): - key = x[0] - total_order = ['Total page views','Total visits','Pages per visit'] - if key in total_order: - return total_order.index(key) - return 999 - c.global_totals = sorted(c.global_totals, key=sort_func) + c.global_totals.append((key, val)) + c.global_totals = sorted(c.global_totals, key=operator.itemgetter(0)) keys = { 'Browser versions': 'browser_versions', @@ -189,22 +161,7 @@ for k, v in keys.iteritems(): q = model.Session.query(GA_Stat).\ - filter(GA_Stat.stat_name==k).\ - order_by(GA_Stat.period_name) - # Run the query on all months to gather graph data - graph = {} - for stat in q: - graph[ stat.key ] = graph.get(stat.key,{ - 'name':stat.key, - 'data': [] - }) - graph[ stat.key ]['data'].append({ - 'x':_get_unix_epoch(stat.period_name), - 'y':float(stat.value) - }) - setattr(c, v+'_graph', json.dumps( _to_rickshaw(graph.values(),percentageMode=True) )) - - # Buffer the tabular data + filter(GA_Stat.stat_name==k) if c.month: entries = [] q = q.filter(GA_Stat.period_name==c.month).\ @@ -221,7 +178,7 @@ # Get the total for each set of values and then set the value as # a percentage of the total if k == 'Social sources': - total = sum([x for n,x,graph in c.global_totals if n == 'Total visits']) + total = sum([x for n,x in c.global_totals if n == 'Total visits']) else: total = sum([num for _,num in entries]) setattr(c, v, [(k,_percent(v,total)) for k,v in entries ]) @@ -246,9 +203,7 @@ writer = csv.writer(response) writer.writerow(["Publisher Title", "Publisher Name", "Views", "Visits", "Period Name"]) - top_publishers, top_publishers_graph = _get_top_publishers(None) - - for publisher,view,visit in top_publishers: + for publisher,view,visit in _get_top_publishers(None): writer.writerow([publisher.title.encode('utf-8'), publisher.name.encode('utf-8'), view, @@ -297,9 +252,7 @@ if c.month: c.month_desc = ''.join([m[1] for m in c.months if m[0]==c.month]) - c.top_publishers, graph_data = _get_top_publishers() - c.top_publishers_graph = json.dumps( _to_rickshaw(graph_data.values()) ) - + c.top_publishers = _get_top_publishers() return render('ga_report/publisher/index.html') def _get_packages(self, publisher=None, count=-1): @@ -331,9 +284,8 @@ filter(GA_Stat.key==package.name) if month != 'All': # Fetch everything unless the month is specific dls = dls.filter(GA_Stat.period_name==month) - downloads = 0 - for x in dls: - downloads += int(x.value) + + downloads = sum(int(d.value) for d in dls.all()) else: downloads = 'No data' top_packages.append((package, entry.pageviews, entry.visits, downloads)) @@ -384,78 +336,7 @@ c.top_packages = self._get_packages(c.publisher, 20) - # Graph query - top_package_names = [ x[0].name for x in c.top_packages ] - graph_query = model.Session.query(GA_Url,model.Package)\ - .filter(model.Package.name==GA_Url.package_id)\ - .filter(GA_Url.url.like('/dataset/%'))\ - .filter(GA_Url.package_id.in_(top_package_names)) - graph_data = {} - for entry,package in graph_query: - if not package: continue - if entry.period_name=='All': continue - graph_data[package.id] = graph_data.get(package.id,{ - 'name':package.title, - 'data':[] - }) - graph_data[package.id]['data'].append({ - 'x':_get_unix_epoch(entry.period_name), - 'y':int(entry.pageviews), - }) - - c.graph_data = json.dumps( _to_rickshaw(graph_data.values()) ) - return render('ga_report/publisher/read.html') - -def _to_rickshaw(data, percentageMode=False): - if data==[]: - return data - # Create a consistent x-axis - num_points = [ len(package['data']) for package in data ] - ideal_index = num_points.index( max(num_points) ) - x_axis = [ point['x'] for point in data[ideal_index]['data'] ] - for package in data: - xs = [ point['x'] for point in package['data'] ] - assert set(xs).issubset( set(x_axis) ), (xs, x_axis) - # Zero pad any missing values - for x in set(x_axis).difference(set(xs)): - package['data'].append( {'x':x, 'y':0} ) - assert len(package['data'])==len(x_axis), (len(package['data']),len(x_axis),package['data'],x_axis,set(x_axis).difference(set(xs))) - if percentageMode: - # Transform data into percentage stacks - totals = {} - for x in x_axis: - for package in data: - for point in package['data']: - totals[ point['x'] ] = totals.get(point['x'],0) + point['y'] - # Roll insignificant series into a catch-all - THRESHOLD = 0.01 - significant_series = [] - for package in data: - for point in package['data']: - fraction = float(point['y']) / totals[point['x']] - if fraction>THRESHOLD and not (package in significant_series): - significant_series.append(package) - temp = {} - for package in data: - if package in significant_series: continue - for point in package['data']: - temp[point['x']] = temp.get(point['x'],0) + point['y'] - catch_all = { 'name':'Other','data': [ {'x':x,'y':y} for x,y in temp.items() ] } - # Roll insignificant series into one - data = significant_series - data.append(catch_all) - # Turn each point into a percentage - for package in data: - for point in package['data']: - point['y'] = (point['y']*100) / totals[point['x']] - # Sort the points - for package in data: - package['data'] = sorted( package['data'], key=lambda x:x['x'] ) - # Strip the latest month's incomplete analytics - package['data'] = package['data'][:-1] - return data - def _get_top_publishers(limit=20): ''' @@ -478,35 +359,11 @@ top_publishers = [] res = connection.execute(q, month) - department_ids = [] for row in res: g = model.Group.get(row[0]) if g: - department_ids.append(row[0]) top_publishers.append((g, row[1], row[2])) - - graph = {} - if limit is not None: - # Query for a history graph of these publishers - q = model.Session.query( - GA_Url.department_id, - GA_Url.period_name, - func.sum(cast(GA_Url.pageviews,sqlalchemy.types.INT)))\ - .filter( GA_Url.department_id.in_(department_ids) )\ - .filter( GA_Url.period_name!='All' )\ - .filter( GA_Url.url.like('/dataset/%') )\ - .filter( GA_Url.package_id!='' )\ - .group_by( GA_Url.department_id, GA_Url.period_name ) - for dept_id,period_name,views in q: - graph[dept_id] = graph.get( dept_id, { - 'name' : model.Group.get(dept_id).title, - 'data' : [] - }) - graph[dept_id]['data'].append({ - 'x': _get_unix_epoch(period_name), - 'y': views - }) - return top_publishers, graph + return top_publishers def _get_publishers(): --- a/ckanext/ga_report/download_analytics.py +++ b/ckanext/ga_report/download_analytics.py @@ -32,6 +32,11 @@ first_of_this_month = datetime.datetime(date.year, date.month, 1) _, last_day_of_month = calendar.monthrange(int(date.year), int(date.month)) last_of_this_month = datetime.datetime(date.year, date.month, last_day_of_month) + # if this is the latest month, note that it is only up until today + now = datetime.datetime.now() + if now.year == date.year and now.month == date.month: + last_day_of_month = now.day + last_of_this_month = now periods = ((date.strftime(FORMAT_MONTH), last_day_of_month, first_of_this_month, last_of_this_month),) @@ -126,7 +131,7 @@ # Make sure the All records are correct. ga_model.post_update_url_stats() - log.info('Aggregating datasets by publisher') + log.info('Associating datasets with their publisher') ga_model.update_publisher_stats(period_name) # about 30 seconds. @@ -298,7 +303,7 @@ def _download_stats(self, start_date, end_date, period_name, period_complete_day): - """ Fetches stats about language and country """ + """ Fetches stats about data downloads """ import ckan.model as model data = {} @@ -320,7 +325,14 @@ return def process_result_data(result_data, cached=False): + progress_total = len(result_data) + progress_count = 0 + resources_not_matched = [] for result in result_data: + progress_count += 1 + if progress_count % 100 == 0: + log.debug('.. %d/%d done so far', progress_count, progress_total) + url = result[0].strip() # Get package id associated with the resource that has this URL. @@ -334,9 +346,13 @@ if package_name: data[package_name] = data.get(package_name, 0) + int(result[1]) else: - log.warning(u"Could not find resource for URL: {url}".format(url=url)) + resources_not_matched.append(url) continue - + if resources_not_matched: + log.debug('Could not match %i or %i resource URLs to datasets. e.g. %r', + len(resources_not_matched), progress_total, resources_not_matched[:3]) + + log.info('Associating downloads of resource URLs with their respective datasets') process_result_data(results.get('rows')) results = self.service.data().ga().get( @@ -348,6 +364,7 @@ dimensions="ga:eventLabel", max_results=10000, end_date=end_date).execute() + log.info('Associating downloads of cache resource URLs with their respective datasets') process_result_data(results.get('rows'), cached=False) self._filter_out_long_tail(data, MIN_DOWNLOADS) --- a/ckanext/ga_report/ga_model.py +++ b/ckanext/ga_report/ga_model.py @@ -161,20 +161,20 @@ def pre_update_url_stats(period_name): - log.debug("Deleting '%s' records" % period_name) - model.Session.query(GA_Url).\ - filter(GA_Url.period_name==period_name).delete() - - count = model.Session.query(GA_Url).\ - filter(GA_Url.period_name == 'All').count() - log.debug("Deleting %d 'All' records" % count) - count = model.Session.query(GA_Url).\ - filter(GA_Url.period_name == 'All').delete() - log.debug("Deleted %d 'All' records" % count) + q = model.Session.query(GA_Url).\ + filter(GA_Url.period_name==period_name) + log.debug("Deleting %d '%s' records" % (q.count(), period_name)) + q.delete() + + q = model.Session.query(GA_Url).\ + filter(GA_Url.period_name == 'All') + log.debug("Deleting %d 'All' records..." % q.count()) + q.delete() model.Session.flush() model.Session.commit() model.repo.commit_and_remove() + log.debug('...done') def post_update_url_stats(): @@ -185,6 +185,7 @@ record regardless of whether the URL has an entry for the month being currently processed. """ + log.debug('Post-processing "All" records...') query = """select url, pageviews::int, visits::int from ga_url where url not in (select url from ga_url where period_name ='All')""" @@ -197,7 +198,13 @@ views[row[0]] = views.get(row[0], 0) + row[1] visits[row[0]] = visits.get(row[0], 0) + row[2] + progress_total = len(views.keys()) + progress_count = 0 for key in views.keys(): + progress_count += 1 + if progress_count % 100 == 0: + log.debug('.. %d/%d done so far', progress_count, progress_total) + package, publisher = _get_package_and_publisher(key) values = {'id': make_uuid(), @@ -211,6 +218,7 @@ } model.Session.add(GA_Url(**values)) model.Session.commit() + log.debug('..done') def update_url_stats(period_name, period_complete_day, url_data): @@ -219,9 +227,14 @@ stores them in GA_Url under the period and recalculates the totals for the 'All' period. ''' + progress_total = len(progress_data) + progress_count = 0 for url, views, visits in url_data: + progress_count += 1 + if progress_count % 100 == 0: + log.debug('.. %d/%d done so far', progress_count, progress_total) + package, publisher = _get_package_and_publisher(url) - item = model.Session.query(GA_Url).\ filter(GA_Url.period_name==period_name).\ --- a/ckanext/ga_report/public/css/ga_report.css +++ /dev/null @@ -1,41 +1,1 @@ -.table-condensed td.sparkline-cell { - padding: 1px 0 0 0; - width: 108px; - text-align: center; -} -.rickshaw_chart_container { - position: relative; - height: 350px; - margin: 0 auto 20px auto; -} -.rickshaw_chart { - position: absolute; - left: 40px; - width: 500px; - top: 0; - bottom: 0; -} -.rickshaw_legend { - position: absolute; - right: 0; - top: 0; - margin-left: 15px; - padding: 0 5px; - background: transparent; - max-width: 150px; - overflow: hidden; - background: rgba(0,0,0,0.05); - border-radius:5px; -} -.rickshaw_y_axis { - position: absolute; - top: 0; - bottom: 0; - width: 40px; -} -.rickshaw_legend .label { - background: transparent !important; - color: #000000 !important; - font-weight: normal !important; -} --- a/ckanext/ga_report/public/scripts/ckanext_ga_reports.js +++ /dev/null @@ -1,42 +1,1 @@ -var CKAN = CKAN || {}; -CKAN.GA_Reports = {}; - -CKAN.GA_Reports.render_rickshaw = function( css_name, data, mode, colorscheme ) { - var palette = new Rickshaw.Color.Palette( { scheme: colorscheme } ); - $.each(data, function(i, object) { - object['color'] = palette.color(); - }); - - var graphElement = document.querySelector("#chart_"+css_name); - - var graph = new Rickshaw.Graph( { - element: document.querySelector("#chart_"+css_name), - renderer: mode, - series: data , - height: 328 - }); - var x_axis = new Rickshaw.Graph.Axis.Time( { graph: graph } ); - var y_axis = new Rickshaw.Graph.Axis.Y( { - graph: graph, - orientation: 'left', - tickFormat: Rickshaw.Fixtures.Number.formatKMBT, - element: document.getElementById('y_axis_'+css_name), - } ); - var legend = new Rickshaw.Graph.Legend( { - element: document.querySelector('#legend_'+css_name), - graph: graph - } ); - var hoverDetail = new Rickshaw.Graph.HoverDetail( { - graph: graph, - formatter: function(series, x, y) { - var date = '' + new Date(x * 1000).toUTCString() + ''; - var swatch = ''; - var content = swatch + series.name + ": " + parseInt(y) + '
' + date; - return content; - } - } ); - graph.render(); -}; - - --- a/ckanext/ga_report/public/scripts/vendor/d3.layout.min.js +++ /dev/null @@ -1,1 +1,1 @@ -(function(){function a(a){var b=a.source,d=a.target,e=c(b,d),f=[b];while(b!==e)b=b.parent,f.push(b);var g=f.length;while(d!==e)f.splice(g,0,d),d=d.parent;return f}function b(a){var b=[],c=a.parent;while(c!=null)b.push(a),a=c,c=c.parent;return b.push(a),b}function c(a,c){if(a===c)return a;var d=b(a),e=b(c),f=d.pop(),g=e.pop(),h=null;while(f===g)h=f,f=d.pop(),g=e.pop();return h}function g(a){a.fixed|=2}function h(a){a!==f&&(a.fixed&=1)}function i(){j(),f.fixed&=1,e=f=null}function j(){f.px+=d3.event.dx,f.py+=d3.event.dy,e.resume()}function k(a,b,c){var d=0,e=0;a.charge=0;if(!a.leaf){var f=a.nodes,g=f.length,h=-1,i;while(++hd&&(c=b,d=e);return c}function u(a){return a.reduce(v,0)}function v(a,b){return a+b[1]}function w(a,b){return x(a,Math.ceil(Math.log(b.length)/Math.LN2+1))}function x(a,b){var c=-1,d=+a[0],e=(a[1]-d)/b,f=[];while(++c<=b)f[c]=e*c+d;return f}function y(a){return[d3.min(a),d3.max(a)]}function z(a,b){return a.sort=d3.rebind(a,b.sort),a.children=d3.rebind(a,b.children),a.links=D,a.value=d3.rebind(a,b.value),a.nodes=function(b){return E=!0,(a.nodes=a)(b)},a}function A(a){return a.children}function B(a){return a.value}function C(a,b){return b.value-a.value}function D(a){return d3.merge(a.map(function(a){return(a.children||[]).map(function(b){return{source:a,target:b}})}))}function F(a,b){return a.value-b.value}function G(a,b){var c=a._pack_next;a._pack_next=b,b._pack_prev=a,b._pack_next=c,c._pack_prev=b}function H(a,b){a._pack_next=b,b._pack_prev=a}function I(a,b){var c=b.x-a.x,d=b.y-a.y,e=a.r+b.r;return e*e-c*c-d*d>.001}function J(a){function l(a){b=Math.min(a.x-a.r,b),c=Math.max(a.x+a.r,c),d=Math.min(a.y-a.r,d),e=Math.max(a.y+a.r,e)}var b=Infinity,c=-Infinity,d=Infinity,e=-Infinity,f=a.length,g,h,i,j,k;a.forEach(K),g=a[0],g.x=-g.r,g.y=0,l(g);if(f>1){h=a[1],h.x=h.r,h.y=0,l(h);if(f>2){i=a[2],O(g,h,i),l(i),G(g,i),g._pack_prev=i,G(i,h),h=g._pack_next;for(var m=3;m0?(H(g,j),h=j,m--):(H(j,h),g=j,m--)}}}var q=(b+c)/2,r=(d+e)/2,s=0;for(var m=0;m0&&(a=d)}return a}function X(a,b){return a.x-b.x}function Y(a,b){return b.x-a.x}function Z(a,b){return a.depth-b.depth}function $(a,b){function c(a,d){var e=a.children;if(e&&(i=e.length)){var f,g=null,h=-1,i;while(++h=0)f=d[e]._tree,f.prelim+=b,f.mod+=b,b+=f.shift+(c+=f.change)}function ba(a,b,c){a=a._tree,b=b._tree;var d=c/(b.number-a.number);a.change+=d,b.change-=d,b.shift+=c,b.prelim+=c,b.mod+=c}function bb(a,b,c){return a._tree.ancestor.parent==b.parent?a._tree.ancestor:c}function bc(a){return{x:a.x,y:a.y,dx:a.dx,dy:a.dy}}function bd(a,b){var c=a.x+b[3],d=a.y+b[0],e=a.dx-b[1]-b[3],f=a.dy-b[0]-b[2];return e<0&&(c+=e/2,e=0),f<0&&(d+=f/2,f=0),{x:c,y:d,dx:e,dy:f}}d3.layout={},d3.layout.bundle=function(){return function(b){var c=[],d=-1,e=b.length;while(++de&&(e=h),d.push(h)}for(g=0;g=i[0]&&o<=i[1]&&(k=g[d3.bisect(j,o,1,m)-1],k.y+=n,k.push(e[f]));return g}var a=!0,b=Number,c=y,d=w;return e.value=function(a){return arguments.length?(b=a,e):b},e.range=function(a){return arguments.length?(c=d3.functor(a),e):c},e.bins=function(a){return arguments.length?(d=typeof a=="number"?function(b){return x(b,a)}:d3.functor(a),e):d},e.frequency=function(b){return arguments.length?(a=!!b,e):a},e},d3.layout.hierarchy=function(){function e(f,h,i){var j=b.call(g,f,h),k=E?f:{data:f};k.depth=h,i.push(k);if(j&&(m=j.length)){var l=-1,m,n=k.children=[],o=0,p=h+1;while(++l0&&(ba(bb(g,a,d),a,m),i+=m,j+=m),k+=g._tree.mod,i+=e._tree.mod,l+=h._tree.mod,j+=f._tree.mod;g&&!V(f)&&(f._tree.thread=g,f._tree.mod+=k-j),e&&!U(h)&&(h._tree.thread=e,h._tree.mod+=i-l,d=a)}return d}var f=a.call(this,d,e),g=f[0];$(g,function(a,b){a._tree={ancestor:a,prelim:0,mod:0,change:0,shift:0,number:b?b._tree.number+1:0}}),h(g),i(g,-g._tree.prelim);var k=W(g,Y),l=W(g,X),m=W(g,Z),n=k.x-b(k,l)/2,o=l.x+b(l,k)/2,p=m.depth||1;return $(g,function(a){a.x=(a.x-n)/(o-n)*c[0],a.y=a.depth/p*c[1],delete a._tree}),f}var a=d3.layout.hierarchy().sort(null).value(null),b=T,c=[1,1];return d.separation=function(a){return arguments.length?(b=a,d):b},d.size=function(a){return arguments.length?(c=a,d):c},z(d,a)},d3.layout.treemap=function(){function i(a,b){var c=-1,d=a.length,e,f;while(++c0)d.push(g=f[o-1]),d.area+=g.area,(k=l(d,n))<=h?(f.pop(),h=k):(d.area-=d.pop().area,m(d,n,c,!1),n=Math.min(c.dx,c.dy),d.length=d.area=0,h=Infinity);d.length&&(m(d,n,c,!0),d.length=d.area=0),b.forEach(j)}}function k(a){var b=a.children;if(b&&b.length){var c=e(a),d=b.slice(),f,g=[];i(d,c.dx*c.dy/a.value),g.area=0;while(f=d.pop())g.push(f),g.area+=f.area,f.z!=null&&(m(g,f.z?c.dx:c.dy,c,!d.length),g.length=g.area=0);b.forEach(k)}}function l(a,b){var c=a.area,d,e=0,f=Infinity,g=-1,i=a.length;while(++ge&&(e=d)}return c*=c,b*=b,c?Math.max(b*e*h/c,c/(b*f*h)):Infinity}function m(a,c,d,e){var f=-1,g=a.length,h=d.x,i=d.y,j=c?b(a.area/c):0,k;if(c==d.dx){if(e||j>d.dy)j=j?d.dy:0;while(++fd.dx)j=j?d.dx:0;while(++f= 0 ? value.substring(i) : (i = value.length, ""), t = []; - while (i > 0) t.push(value.substring(i -= 3, i + 3)); - return t.reverse().join(",") + f; - } - function d3_formatPrefix(d, i) { - var k = Math.pow(10, Math.abs(8 - i) * 3); - return { - scale: i > 8 ? function(d) { - return d / k; - } : function(d) { - return d * k; - }, - symbol: d - }; - } - function d3_ease_clamp(f) { - return function(t) { - return t <= 0 ? 0 : t >= 1 ? 1 : f(t); - }; - } - function d3_ease_reverse(f) { - return function(t) { - return 1 - f(1 - t); - }; - } - function d3_ease_reflect(f) { - return function(t) { - return .5 * (t < .5 ? f(2 * t) : 2 - f(2 - 2 * t)); - }; - } - function d3_ease_identity(t) { - return t; - } - function d3_ease_poly(e) { - return function(t) { - return Math.pow(t, e); - }; - } - function d3_ease_sin(t) { - return 1 - Math.cos(t * Math.PI / 2); - } - function d3_ease_exp(t) { - return Math.pow(2, 10 * (t - 1)); - } - function d3_ease_circle(t) { - return 1 - Math.sqrt(1 - t * t); - } - function d3_ease_elastic(a, p) { - var s; - if (arguments.length < 2) p = .45; - if (arguments.length < 1) { - a = 1; - s = p / 4; - } else s = p / (2 * Math.PI) * Math.asin(1 / a); - return function(t) { - return 1 + a * Math.pow(2, 10 * -t) * Math.sin((t - s) * 2 * Math.PI / p); - }; - } - function d3_ease_back(s) { - if (!s) s = 1.70158; - return function(t) { - return t * t * ((s + 1) * t - s); - }; - } - function d3_ease_bounce(t) { - return t < 1 / 2.75 ? 7.5625 * t * t : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 : 7.5625 * (t -= 2.625 / 2.75) * t + .984375; - } - function d3_eventCancel() { - d3.event.stopPropagation(); - d3.event.preventDefault(); - } - function d3_eventSource() { - var e = d3.event, s; - while (s = e.sourceEvent) e = s; - return e; - } - function d3_eventDispatch(target) { - var dispatch = new d3_dispatch, i = 0, n = arguments.length; - while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch); - dispatch.of = function(thiz, argumentz) { - return function(e1) { - try { - var e0 = e1.sourceEvent = d3.event; - e1.target = target; - d3.event = e1; - dispatch[e1.type].apply(thiz, argumentz); - } finally { - d3.event = e0; - } - }; - }; - return dispatch; - } - function d3_transform(m) { - var r0 = [ m.a, m.b ], r1 = [ m.c, m.d ], kx = d3_transformNormalize(r0), kz = d3_transformDot(r0, r1), ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0; - if (r0[0] * r1[1] < r1[0] * r0[1]) { - r0[0] *= -1; - r0[1] *= -1; - kx *= -1; - kz *= -1; - } - this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_transformDegrees; - this.translate = [ m.e, m.f ]; - this.scale = [ kx, ky ]; - this.skew = ky ? Math.atan2(kz, ky) * d3_transformDegrees : 0; - } - function d3_transformDot(a, b) { - return a[0] * b[0] + a[1] * b[1]; - } - function d3_transformNormalize(a) { - var k = Math.sqrt(d3_transformDot(a, a)); - if (k) { - a[0] /= k; - a[1] /= k; - } - return k; - } - function d3_transformCombine(a, b, k) { - a[0] += k * b[0]; - a[1] += k * b[1]; - return a; - } - function d3_interpolateByName(name) { - return name == "transform" ? d3.interpolateTransform : d3.interpolate; - } - function d3_uninterpolateNumber(a, b) { - b = b - (a = +a) ? 1 / (b - a) : 0; - return function(x) { - return (x - a) * b; - }; - } - function d3_uninterpolateClamp(a, b) { - b = b - (a = +a) ? 1 / (b - a) : 0; - return function(x) { - return Math.max(0, Math.min(1, (x - a) * b)); - }; - } - function d3_Color() {} - function d3_rgb(r, g, b) { - return new d3_Rgb(r, g, b); - } - function d3_Rgb(r, g, b) { - this.r = r; - this.g = g; - this.b = b; - } - function d3_rgb_hex(v) { - return v < 16 ? "0" + Math.max(0, v).toString(16) : Math.min(255, v).toString(16); - } - function d3_rgb_parse(format, rgb, hsl) { - var r = 0, g = 0, b = 0, m1, m2, name; - m1 = /([a-z]+)\((.*)\)/i.exec(format); - if (m1) { - m2 = m1[2].split(","); - switch (m1[1]) { - case "hsl": - { - return hsl(parseFloat(m2[0]), parseFloat(m2[1]) / 100, parseFloat(m2[2]) / 100); - } - case "rgb": - { - return rgb(d3_rgb_parseNumber(m2[0]), d3_rgb_parseNumber(m2[1]), d3_rgb_parseNumber(m2[2])); - } - } - } - if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b); - if (format != null && format.charAt(0) === "#") { - if (format.length === 4) { - r = format.charAt(1); - r += r; - g = format.charAt(2); - g += g; - b = format.charAt(3); - b += b; - } else if (format.length === 7) { - r = format.substring(1, 3); - g = format.substring(3, 5); - b = format.substring(5, 7); - } - r = parseInt(r, 16); - g = parseInt(g, 16); - b = parseInt(b, 16); - } - return rgb(r, g, b); - } - function d3_rgb_hsl(r, g, b) { - var min = Math.min(r /= 255, g /= 255, b /= 255), max = Math.max(r, g, b), d = max - min, h, s, l = (max + min) / 2; - if (d) { - s = l < .5 ? d / (max + min) : d / (2 - max - min); - if (r == max) h = (g - b) / d + (g < b ? 6 : 0); else if (g == max) h = (b - r) / d + 2; else h = (r - g) / d + 4; - h *= 60; - } else { - s = h = 0; - } - return d3_hsl(h, s, l); - } - function d3_rgb_lab(r, g, b) { - r = d3_rgb_xyz(r); - g = d3_rgb_xyz(g); - b = d3_rgb_xyz(b); - var x = d3_xyz_lab((.4124564 * r + .3575761 * g + .1804375 * b) / d3_lab_X), y = d3_xyz_lab((.2126729 * r + .7151522 * g + .072175 * b) / d3_lab_Y), z = d3_xyz_lab((.0193339 * r + .119192 * g + .9503041 * b) / d3_lab_Z); - return d3_lab(116 * y - 16, 500 * (x - y), 200 * (y - z)); - } - function d3_rgb_xyz(r) { - return (r /= 255) <= .04045 ? r / 12.92 : Math.pow((r + .055) / 1.055, 2.4); - } - function d3_rgb_parseNumber(c) { - var f = parseFloat(c); - return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f; - } - function d3_hsl(h, s, l) { - return new d3_Hsl(h, s, l); - } - function d3_Hsl(h, s, l) { - this.h = h; - this.s = s; - this.l = l; - } - function d3_hsl_rgb(h, s, l) { - function v(h) { - if (h > 360) h -= 360; else if (h < 0) h += 360; - if (h < 60) return m1 + (m2 - m1) * h / 60; - if (h < 180) return m2; - if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60; - return m1; - } - function vv(h) { - return Math.round(v(h) * 255); - } - var m1, m2; - h = h % 360; - if (h < 0) h += 360; - s = s < 0 ? 0 : s > 1 ? 1 : s; - l = l < 0 ? 0 : l > 1 ? 1 : l; - m2 = l <= .5 ? l * (1 + s) : l + s - l * s; - m1 = 2 * l - m2; - return d3_rgb(vv(h + 120), vv(h), vv(h - 120)); - } - function d3_hcl(h, c, l) { - return new d3_Hcl(h, c, l); - } - function d3_Hcl(h, c, l) { - this.h = h; - this.c = c; - this.l = l; - } - function d3_hcl_lab(h, c, l) { - return d3_lab(l, Math.cos(h *= Math.PI / 180) * c, Math.sin(h) * c); - } - function d3_lab(l, a, b) { - return new d3_Lab(l, a, b); - } - function d3_Lab(l, a, b) { - this.l = l; - this.a = a; - this.b = b; - } - function d3_lab_rgb(l, a, b) { - var y = (l + 16) / 116, x = y + a / 500, z = y - b / 200; - x = d3_lab_xyz(x) * d3_lab_X; - y = d3_lab_xyz(y) * d3_lab_Y; - z = d3_lab_xyz(z) * d3_lab_Z; - return d3_rgb(d3_xyz_rgb(3.2404542 * x - 1.5371385 * y - .4985314 * z), d3_xyz_rgb(-.969266 * x + 1.8760108 * y + .041556 * z), d3_xyz_rgb(.0556434 * x - .2040259 * y + 1.0572252 * z)); - } - function d3_lab_hcl(l, a, b) { - return d3_hcl(Math.atan2(b, a) / Math.PI * 180, Math.sqrt(a * a + b * b), l); - } - function d3_lab_xyz(x) { - return x > .206893034 ? x * x * x : (x - 4 / 29) / 7.787037; - } - function d3_xyz_lab(x) { - return x > .008856 ? Math.pow(x, 1 / 3) : 7.787037 * x + 4 / 29; - } - function d3_xyz_rgb(r) { - return Math.round(255 * (r <= .00304 ? 12.92 * r : 1.055 * Math.pow(r, 1 / 2.4) - .055)); - } - function d3_selection(groups) { - d3_arraySubclass(groups, d3_selectionPrototype); - return groups; - } - function d3_selection_selector(selector) { - return function() { - return d3_select(selector, this); - }; - } - function d3_selection_selectorAll(selector) { - return function() { - return d3_selectAll(selector, this); - }; - } - function d3_selection_attr(name, value) { - function attrNull() { - this.removeAttribute(name); - } - function attrNullNS() { - this.removeAttributeNS(name.space, name.local); - } - function attrConstant() { - this.setAttribute(name, value); - } - function attrConstantNS() { - this.setAttributeNS(name.space, name.local, value); - } - function attrFunction() { - var x = value.apply(this, arguments); - if (x == null) this.removeAttribute(name); else this.setAttribute(name, x); - } - function attrFunctionNS() { - var x = value.apply(this, arguments); - if (x == null) this.removeAttributeNS(name.space, name.local); else this.setAttributeNS(name.space, name.local, x); - } - name = d3.ns.qualify(name); - return value == null ? name.local ? attrNullNS : attrNull : typeof value === "function" ? name.local ? attrFunctionNS : attrFunction : name.local ? attrConstantNS : attrConstant; - } - function d3_selection_classedRe(name) { - return new RegExp("(?:^|\\s+)" + d3.requote(name) + "(?:\\s+|$)", "g"); - } - function d3_selection_classed(name, value) { - function classedConstant() { - var i = -1; - while (++i < n) name[i](this, value); - } - function classedFunction() { - var i = -1, x = value.apply(this, arguments); - while (++i < n) name[i](this, x); - } - name = name.trim().split(/\s+/).map(d3_selection_classedName); - var n = name.length; - return typeof value === "function" ? classedFunction : classedConstant; - } - function d3_selection_classedName(name) { - var re = d3_selection_classedRe(name); - return function(node, value) { - if (c = node.classList) return value ? c.add(name) : c.remove(name); - var c = node.className, cb = c.baseVal != null, cv = cb ? c.baseVal : c; - if (value) { - re.lastIndex = 0; - if (!re.test(cv)) { - cv = d3_collapse(cv + " " + name); - if (cb) c.baseVal = cv; else node.className = cv; - } - } else if (cv) { - cv = d3_collapse(cv.replace(re, " ")); - if (cb) c.baseVal = cv; else node.className = cv; - } - }; - } - function d3_selection_style(name, value, priority) { - function styleNull() { - this.style.removeProperty(name); - } - function styleConstant() { - this.style.setProperty(name, value, priority); - } - function styleFunction() { - var x = value.apply(this, arguments); - if (x == null) this.style.removeProperty(name); else this.style.setProperty(name, x, priority); - } - return value == null ? styleNull : typeof value === "function" ? styleFunction : styleConstant; - } - function d3_selection_property(name, value) { - function propertyNull() { - delete this[name]; - } - function propertyConstant() { - this[name] = value; - } - function propertyFunction() { - var x = value.apply(this, arguments); - if (x == null) delete this[name]; else this[name] = x; - } - return value == null ? propertyNull : typeof value === "function" ? propertyFunction : propertyConstant; - } - function d3_selection_dataNode(data) { - return { - __data__: data - }; - } - function d3_selection_filter(selector) { - return function() { - return d3_selectMatches(this, selector); - }; - } - function d3_selection_sortComparator(comparator) { - if (!arguments.length) comparator = d3.ascending; - return function(a, b) { - return comparator(a && a.__data__, b && b.__data__); - }; - } - function d3_selection_on(type, listener, capture) { - function onRemove() { - var wrapper = this[name]; - if (wrapper) { - this.removeEventListener(type, wrapper, wrapper.$); - delete this[name]; - } - } - function onAdd() { - function wrapper(e) { - var o = d3.event; - d3.event = e; - args[0] = node.__data__; - try { - listener.apply(node, args); - } finally { - d3.event = o; - } - } - var node = this, args = arguments; - onRemove.call(this); - this.addEventListener(type, this[name] = wrapper, wrapper.$ = capture); - wrapper._ = listener; - } - var name = "__on" + type, i = type.indexOf("."); - if (i > 0) type = type.substring(0, i); - return listener ? onAdd : onRemove; - } - function d3_selection_each(groups, callback) { - for (var j = 0, m = groups.length; j < m; j++) { - for (var group = groups[j], i = 0, n = group.length, node; i < n; i++) { - if (node = group[i]) callback(node, i, j); - } - } - return groups; - } - function d3_selection_enter(selection) { - d3_arraySubclass(selection, d3_selection_enterPrototype); - return selection; - } - function d3_transition(groups, id, time) { - d3_arraySubclass(groups, d3_transitionPrototype); - var tweens = new d3_Map, event = d3.dispatch("start", "end"), ease = d3_transitionEase; - groups.id = id; - groups.time = time; - groups.tween = function(name, tween) { - if (arguments.length < 2) return tweens.get(name); - if (tween == null) tweens.remove(name); else tweens.set(name, tween); - return groups; - }; - groups.ease = function(value) { - if (!arguments.length) return ease; - ease = typeof value === "function" ? value : d3.ease.apply(d3, arguments); - return groups; - }; - groups.each = function(type, listener) { - if (arguments.length < 2) return d3_transition_each.call(groups, type); - event.on(type, listener); - return groups; - }; - d3.timer(function(elapsed) { - return d3_selection_each(groups, function(node, i, j) { - function start(elapsed) { - if (lock.active > id) return stop(); - lock.active = id; - tweens.forEach(function(key, value) { - if (value = value.call(node, d, i)) { - tweened.push(value); - } - }); - event.start.call(node, d, i); - if (!tick(elapsed)) d3.timer(tick, 0, time); - return 1; - } - function tick(elapsed) { - if (lock.active !== id) return stop(); - var t = (elapsed - delay) / duration, e = ease(t), n = tweened.length; - while (n > 0) { - tweened[--n].call(node, e); - } - if (t >= 1) { - stop(); - d3_transitionId = id; - event.end.call(node, d, i); - d3_transitionId = 0; - return 1; - } - } - function stop() { - if (!--lock.count) delete node.__transition__; - return 1; - } - var tweened = [], delay = node.delay, duration = node.duration, lock = (node = node.node).__transition__ || (node.__transition__ = { - active: 0, - count: 0 - }), d = node.__data__; - ++lock.count; - delay <= elapsed ? start(elapsed) : d3.timer(start, delay, time); - }); - }, 0, time); - return groups; - } - function d3_transition_each(callback) { - var id = d3_transitionId, ease = d3_transitionEase, delay = d3_transitionDelay, duration = d3_transitionDuration; - d3_transitionId = this.id; - d3_transitionEase = this.ease(); - d3_selection_each(this, function(node, i, j) { - d3_transitionDelay = node.delay; - d3_transitionDuration = node.duration; - callback.call(node = node.node, node.__data__, i, j); - }); - d3_transitionId = id; - d3_transitionEase = ease; - d3_transitionDelay = delay; - d3_transitionDuration = duration; - return this; - } - function d3_tweenNull(d, i, a) { - return a != "" && d3_tweenRemove; - } - function d3_tweenByName(b, name) { - return d3.tween(b, d3_interpolateByName(name)); - } - function d3_timer_step() { - var elapsed, now = Date.now(), t1 = d3_timer_queue; - while (t1) { - elapsed = now - t1.then; - if (elapsed >= t1.delay) t1.flush = t1.callback(elapsed); - t1 = t1.next; - } - var delay = d3_timer_flush() - now; - if (delay > 24) { - if (isFinite(delay)) { - clearTimeout(d3_timer_timeout); - d3_timer_timeout = setTimeout(d3_timer_step, delay); - } - d3_timer_interval = 0; - } else { - d3_timer_interval = 1; - d3_timer_frame(d3_timer_step); - } - } - function d3_timer_flush() { - var t0 = null, t1 = d3_timer_queue, then = Infinity; - while (t1) { - if (t1.flush) { - delete d3_timer_byId[t1.callback.id]; - t1 = t0 ? t0.next = t1.next : d3_timer_queue = t1.next; - } else { - then = Math.min(then, t1.then + t1.delay); - t1 = (t0 = t1).next; - } - } - return then; - } - function d3_mousePoint(container, e) { - var svg = container.ownerSVGElement || container; - if (svg.createSVGPoint) { - var point = svg.createSVGPoint(); - if (d3_mouse_bug44083 < 0 && (window.scrollX || window.scrollY)) { - svg = d3.select(document.body).append("svg").style("position", "absolute").style("top", 0).style("left", 0); - var ctm = svg[0][0].getScreenCTM(); - d3_mouse_bug44083 = !(ctm.f || ctm.e); - svg.remove(); - } - if (d3_mouse_bug44083) { - point.x = e.pageX; - point.y = e.pageY; - } else { - point.x = e.clientX; - point.y = e.clientY; - } - point = point.matrixTransform(container.getScreenCTM().inverse()); - return [ point.x, point.y ]; - } - var rect = container.getBoundingClientRect(); - return [ e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop ]; - } - function d3_noop() {} - function d3_scaleExtent(domain) { - var start = domain[0], stop = domain[domain.length - 1]; - return start < stop ? [ start, stop ] : [ stop, start ]; - } - function d3_scaleRange(scale) { - return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range()); - } - function d3_scale_nice(domain, nice) { - var i0 = 0, i1 = domain.length - 1, x0 = domain[i0], x1 = domain[i1], dx; - if (x1 < x0) { - dx = i0, i0 = i1, i1 = dx; - dx = x0, x0 = x1, x1 = dx; - } - if (nice = nice(x1 - x0)) { - domain[i0] = nice.floor(x0); - domain[i1] = nice.ceil(x1); - } - return domain; - } - function d3_scale_niceDefault() { - return Math; - } - function d3_scale_linear(domain, range, interpolate, clamp) { - function rescale() { - var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber; - output = linear(domain, range, uninterpolate, interpolate); - input = linear(range, domain, uninterpolate, d3.interpolate); - return scale; - } - function scale(x) { - return output(x); - } - var output, input; - scale.invert = function(y) { - return input(y); - }; - scale.domain = function(x) { - if (!arguments.length) return domain; - domain = x.map(Number); - return rescale(); - }; - scale.range = function(x) { - if (!arguments.length) return range; - range = x; - return rescale(); - }; - scale.rangeRound = function(x) { - return scale.range(x).interpolate(d3.interpolateRound); - }; - scale.clamp = function(x) { - if (!arguments.length) return clamp; - clamp = x; - return rescale(); - }; - scale.interpolate = function(x) { - if (!arguments.length) return interpolate; - interpolate = x; - return rescale(); - }; - scale.ticks = function(m) { - return d3_scale_linearTicks(domain, m); - }; - scale.tickFormat = function(m) { - return d3_scale_linearTickFormat(domain, m); - }; - scale.nice = function() { - d3_scale_nice(domain, d3_scale_linearNice); - return rescale(); - }; - scale.copy = function() { - return d3_scale_linear(domain, range, interpolate, clamp); - }; - return rescale(); - } - function d3_scale_linearRebind(scale, linear) { - return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp"); - } - function d3_scale_linearNice(dx) { - dx = Math.pow(10, Math.round(Math.log(dx) / Math.LN10) - 1); - return dx && { - floor: function(x) { - return Math.floor(x / dx) * dx; - }, - ceil: function(x) { - return Math.ceil(x / dx) * dx; - } - }; - } - function d3_scale_linearTickRange(domain, m) { - var extent = d3_scaleExtent(domain), span = extent[1] - extent[0], step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), err = m / span * step; - if (err <= .15) step *= 10; else if (err <= .35) step *= 5; else if (err <= .75) step *= 2; - extent[0] = Math.ceil(extent[0] / step) * step; - extent[1] = Math.floor(extent[1] / step) * step + step * .5; - extent[2] = step; - return extent; - } - function d3_scale_linearTicks(domain, m) { - return d3.range.apply(d3, d3_scale_linearTickRange(domain, m)); - } - function d3_scale_linearTickFormat(domain, m) { - return d3.format(",." + Math.max(0, -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01)) + "f"); - } - function d3_scale_bilinear(domain, range, uninterpolate, interpolate) { - var u = uninterpolate(domain[0], domain[1]), i = interpolate(range[0], range[1]); - return function(x) { - return i(u(x)); - }; - } - function d3_scale_polylinear(domain, range, uninterpolate, interpolate) { - var u = [], i = [], j = 0, k = Math.min(domain.length, range.length) - 1; - if (domain[k] < domain[0]) { - domain = domain.slice().reverse(); - range = range.slice().reverse(); - } - while (++j <= k) { - u.push(uninterpolate(domain[j - 1], domain[j])); - i.push(interpolate(range[j - 1], range[j])); - } - return function(x) { - var j = d3.bisect(domain, x, 1, k) - 1; - return i[j](u[j](x)); - }; - } - function d3_scale_log(linear, log) { - function scale(x) { - return linear(log(x)); - } - var pow = log.pow; - scale.invert = function(x) { - return pow(linear.invert(x)); - }; - scale.domain = function(x) { - if (!arguments.length) return linear.domain().map(pow); - log = x[0] < 0 ? d3_scale_logn : d3_scale_logp; - pow = log.pow; - linear.domain(x.map(log)); - return scale; - }; - scale.nice = function() { - linear.domain(d3_scale_nice(linear.domain(), d3_scale_niceDefault)); - return scale; - }; - scale.ticks = function() { - var extent = d3_scaleExtent(linear.domain()), ticks = []; - if (extent.every(isFinite)) { - var i = Math.floor(extent[0]), j = Math.ceil(extent[1]), u = pow(extent[0]), v = pow(extent[1]); - if (log === d3_scale_logn) { - ticks.push(pow(i)); - for (; i++ < j; ) for (var k = 9; k > 0; k--) ticks.push(pow(i) * k); - } else { - for (; i < j; i++) for (var k = 1; k < 10; k++) ticks.push(pow(i) * k); - ticks.push(pow(i)); - } - for (i = 0; ticks[i] < u; i++) {} - for (j = ticks.length; ticks[j - 1] > v; j--) {} - ticks = ticks.slice(i, j); - } - return ticks; - }; - scale.tickFormat = function(n, format) { - if (arguments.length < 2) format = d3_scale_logFormat; - if (arguments.length < 1) return format; - var k = Math.max(.1, n / scale.ticks().length), f = log === d3_scale_logn ? (e = -1e-12, Math.floor) : (e = 1e-12, Math.ceil), e; - return function(d) { - return d / pow(f(log(d) + e)) <= k ? format(d) : ""; - }; - }; - scale.copy = function() { - return d3_scale_log(linear.copy(), log); - }; - return d3_scale_linearRebind(scale, linear); - } - function d3_scale_logp(x) { - return Math.log(x < 0 ? 0 : x) / Math.LN10; - } - function d3_scale_logn(x) { - return -Math.log(x > 0 ? 0 : -x) / Math.LN10; - } - function d3_scale_pow(linear, exponent) { - function scale(x) { - return linear(powp(x)); - } - var powp = d3_scale_powPow(exponent), powb = d3_scale_powPow(1 / exponent); - scale.invert = function(x) { - return powb(linear.invert(x)); - }; - scale.domain = function(x) { - if (!arguments.length) return linear.domain().map(powb); - linear.domain(x.map(powp)); - return scale; - }; - scale.ticks = function(m) { - return d3_scale_linearTicks(scale.domain(), m); - }; - scale.tickFormat = function(m) { - return d3_scale_linearTickFormat(scale.domain(), m); - }; - scale.nice = function() { - return scale.domain(d3_scale_nice(scale.domain(), d3_scale_linearNice)); - }; - scale.exponent = function(x) { - if (!arguments.length) return exponent; - var domain = scale.domain(); - powp = d3_scale_powPow(exponent = x); - powb = d3_scale_powPow(1 / exponent); - return scale.domain(domain); - }; - scale.copy = function() { - return d3_scale_pow(linear.copy(), exponent); - }; - return d3_scale_linearRebind(scale, linear); - } - function d3_scale_powPow(e) { - return function(x) { - return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e); - }; - } - function d3_scale_ordi