[tor-commits] [atlas/master] Changes map projection to Cylindrical Equal Area, fixes #24563

[irl at torproject.org]

commit ef81eba6f8752ea07bd0257d75e4b6975f0554cf
Author: Ana C. Custura <ana at netstat.org.uk>
Date:   Wed Dec 13 13:45:27 2017 +0000

    Changes map projection to Cylindrical Equal Area, fixes #24563
---
 js/libs/d3js/d3-array.v1.min.js            | 2 ++
 js/libs/d3js/d3-geo-projection.v2.min.js   | 2 ++
 js/libs/d3js/d3-geo-projection.v2.min.js.1 | 2 ++
 js/libs/d3js/d3-geo.v1.min.js              | 2 ++
 js/main.js                                 | 3 +++
 js/views/aggregate/map.js                  | 9 +++++----
 6 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/js/libs/d3js/d3-array.v1.min.js b/js/libs/d3js/d3-array.v1.min.js
new file mode 100644
index 0000000..508c424
--- /dev/null
+++ b/js/libs/d3js/d3-array.v1.min.js
@@ -0,0 +1,2 @@
+// https://d3js.org/d3-array/ Version 1.2.1. Copyright 2017 Mike Bostock.
+!function(n,r){"object"==typeof exports&&"undefined"!=typeof module?r(exports):"function"==typeof define&&define.amd?define(["exports"],r):r(n.d3=n.d3||{})}(this,function(n){"use strict";function r(n){return function(r,t){return f(n(r),t)}}function t(n,r){return[n,r]}function e(n,r,t){var e=(r-n)/Math.max(0,t),o=Math.floor(Math.log(e)/Math.LN10),u=e/Math.pow(10,o);return o>=0?(u>=b?10:u>=q?5:u>=L?2:1)*Math.pow(10,o):-Math.pow(10,-o)/(u>=b?10:u>=q?5:u>=L?2:1)}function o(n,r,t){var e=Math.abs(r-n)/Math.max(0,t),o=Math.pow(10,Math.floor(Math.log(e)/Math.LN10)),u=e/o;return u>=b?o*=10:u>=q?o*=5:u>=L&&(o*=2),r<n?-o:o}function u(n){return n.length}var f=function(n,r){return n<r?-1:n>r?1:n>=r?0:NaN},l=function(n){return 1===n.length&&(n=r(n)),{left:function(r,t,e,o){for(null==e&&(e=0),null==o&&(o=r.length);e<o;){var u=e+o>>>1;n(r[u],t)<0?e=u+1:o=u}return e},right:function(r,t,e,o){for(null==e&&(e=0),null==o&&(o=r.length);e<o;){var u=e+o>>>1;n(r[u],t)>0?o=u:e=u+1}return e}}},i=l(f),a=i.righ
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diff --git a/js/libs/d3js/d3-geo-projection.v2.min.js b/js/libs/d3js/d3-geo-projection.v2.min.js
new file mode 100644
index 0000000..1d93da8
--- /dev/null
+++ b/js/libs/d3js/d3-geo-projection.v2.min.js
@@ -0,0 +1,2 @@
+// https://d3js.org/d3-geo-projection/ Version 2.3.2. Copyright 2017 Mike Bostock.
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 01683794*o[0],.9486832980505138*r[1]+.31622776601683794*o[1],.9486832980505138*r[2]+.31622776601683794*o[2]])),o=r;return i}),t=[],o=[-1,0,0,1,0,1,4,5];e.forEach(function(n,r){for(var i=Ee[r],u=i.length,a=t[r]=[],c=0;c<u;++c)e.push([i[c],n[(2*c+2)%(2*u)],n[(2*c+1)%(2*u)]]),o.push(r),a.push(function(n,r){return[n[1]*r[2]-n[2]*r[1],n[2]*r[0]-n[0]*r[2],n[0]*r[1]-n[1]*r[0]]}(Fn(n[(2*c+2)%(2*u)]),Fn(n[(2*c+1)%(2*u)])))});var i=e.map(function(r){return{project:n(r),face:r}});return o.forEach(function(n,r){var e=i[n];e&&(e.children||(e.children=[])).push(i[r])}),je(i[0],function(n,r){var e=lr(r),o=[e*lr(n),e*mr(n),mr(r)],u=n<-jr/2?r<0?6:4:n<0?r<0?2:0:n<jr/2?r<0?3:1:r<0?7:5,a=t[u];return i[Cn(a[0],o)<0?8+3*u:Cn(a[1],o)<0?8+3*u+1:Cn(a[2],o)<0?8+3*u+2:u]}).scale(110.625).center([0,45])},n.geoProject=function(n,r){var e,t=r.stream;if(!t)throw new Error("invalid projection");switch(n&&n.type){case"Feature":e=qn;break;case"FeatureCollection":e=Ln;break;default:e=Bn}return e(n,t)},n.geoGringorten
 Quincuncial=function(){return Fe(J).scale(176.423)},n.geoPeirceQuincuncial=Le,n.geoPierceQuincuncial=Le,n.geoQuantize=function(n,r){function e(n){var e=n.length,t=2,o=new Array(e);for(o[0]=+n[0].toFixed(r),o[1]=+n[1].toFixed(r);t<e;)o[t]=n[t],++t;return o}function t(n){return n.map(e)}function o(n){return n.map(t)}function i(n){if(null==n)return n;var r;switch(n.type){case"GeometryCollection":r={type:"GeometryCollection",geometries:n.geometries.map(i)};break;case"Point":r={type:"Point",coordinates:e(n.coordinates)};break;case"MultiPoint":case"LineString":r={type:n.type,coordinates:t(n.coordinates)};break;case"MultiLineString":case"Polygon":r={type:n.type,coordinates:o(n.coordinates)};break;case"MultiPolygon":r={type:"MultiPolygon",coordinates:n.coordinates.map(o)};break;default:return n}return null!=n.bbox&&(r.bbox=n.bbox),r}function u(n){var r={type:"Feature",properties:n.properties,geometry:i(n.geometry)};return null!=n.id&&(r.id=n.id),null!=n.bbox&&(r.bbox=n.bbox),r}if(!(0<=(r=+r
 )&&r<=20))throw new Error("invalid digits");if(null!=n)switch(n.type){case"Feature":return u(n);case"FeatureCollection":var a={type:"FeatureCollection",features:n.features.map(u)};return null!=n.bbox&&(a.bbox=n.bbox),a;default:return i(n)}return n},n.geoQuincuncial=Fe,n.geoRectangularPolyconic=function(){return Hr(Hn).scale(131.215)},n.geoRectangularPolyconicRaw=Hn,n.geoRobinson=function(){return r.geoProjection(In).scale(152.63)},n.geoRobinsonRaw=In,n.geoSatellite=function(){var n=2,e=0,t=r.geoProjectionMutator(Wn),i=t(n,e);return i.distance=function(r){return arguments.length?t(n=+r,e):n},i.tilt=function(r){return arguments.length?t(n,e=r*Cr):e*Gr},i.scale(432.147).clipAngle(o(1/n)*Gr-1e-6)},n.geoSatelliteRaw=Wn,n.geoSinuMollweide=function(){return r.geoProjection(tn).rotate([-20,-55]).scale(164.263).center([0,-5.4036])},n.geoSinuMollweideRaw=tn,n.geoSinusoidal=function(){return r.geoProjection(P).scale(152.63)},n.geoSinusoidalRaw=P,n.geoStitch=function(n){if(null==n)return n;swit
 ch(n.type){case"Feature":return Kn(n);case"FeatureCollection":var r={type:"FeatureCollection",features:n.features.map(Kn)};return null!=n.bbox&&(r.bbox=n.bbox),r;default:return On(n)}},n.geoTimes=function(){return r.geoProjection(Un).scale(146.153)},n.geoTimesRaw=Un,n.geoTwoPointAzimuthal=Xn,n.geoTwoPointAzimuthalRaw=Jn,n.geoTwoPointAzimuthalUsa=function(){return Xn([-158,21.5],[-77,39]).clipAngle(60).scale(400)},n.geoTwoPointEquidistant=Zn,n.geoTwoPointEquidistantRaw=Yn,n.geoTwoPointEquidistantUsa=function(){return Zn([-158,21.5],[-77,39]).clipAngle(130).scale(122.571)},n.geoVanDerGrinten=function(){return r.geoProjection($n).scale(79.4183)},n.geoVanDerGrintenRaw=$n,n.geoVanDerGrinten2=function(){return r.geoProjection(nr).scale(79.4183)},n.geoVanDerGrinten2Raw=nr,n.geoVanDerGrinten3=function(){return r.geoProjection(rr).scale(79.4183)},n.geoVanDerGrinten3Raw=rr,n.geoVanDerGrinten4=function(){return r.geoProjection(er).scale(127.16)},n.geoVanDerGrinten4Raw=er,n.geoWagner4=function(
 ){return r.geoProjection(Ue).scale(176.84)},n.geoWagner4Raw=Ue,n.geoWagner6=function(){return r.geoProjection(tr).scale(152.63)},n.geoWagner6Raw=tr,n.geoWagner7=function(){return r.geoProjection(or).scale(172.632)},n.geoWagner7Raw=or,n.geoWiechel=function(){return r.geoProjection(ir).rotate([0,-90,45]).scale(124.75).clipAngle(179.999)},n.geoWiechelRaw=ir,n.geoWinkel3=function(){return r.geoProjection(ur).scale(158.837)},n.geoWinkel3Raw=ur,Object.defineProperty(n,"__esModule",{value:!0})});
\ No newline at end of file
diff --git a/js/libs/d3js/d3-geo-projection.v2.min.js.1 b/js/libs/d3js/d3-geo-projection.v2.min.js.1
new file mode 100644
index 0000000..1d93da8
--- /dev/null
+++ b/js/libs/d3js/d3-geo-projection.v2.min.js.1
@@ -0,0 +1,2 @@
+// https://d3js.org/d3-geo-projection/ Version 2.3.2. Copyright 2017 Mike Bostock.
+!function(n,r){"object"==typeof exports&&"undefined"!=typeof module?r(exports,require("d3-geo"),require("d3-array")):"function"==typeof define&&define.amd?define(["exports","d3-geo","d3-array"],r):r(n.d3=n.d3||{},n.d3,n.d3)}(this,function(n,r,e){"use strict";function t(n){return n>1?Mr:n<-1?-Mr:Math.asin(n)}function o(n){return n>1?0:n<-1?jr:Math.acos(n)}function i(n){return n>0?Math.sqrt(n):0}function u(n){return(gr(n)-gr(-n))/2}function a(n){return(gr(n)+gr(-n))/2}function c(n){function r(n,r){var e=lr(n),t=lr(r),i=mr(r),u=t*e,a=-((1-u?sr((1+u)/2)/(1-u):-.5)+o/(1+u));return[a*t*mr(n),a*i]}var e=Pr(n/2),o=2*sr(lr(n/2))/(e*e);return r.invert=function(r,e){var u,a=i(r*r+e*e),c=-n/2,f=50;if(!a)return[0,0];do{var l=c/2,g=lr(l),v=mr(l),s=Pr(l),p=sr(1/g);c-=u=(2/s*p-o*s-a)/(-p/(v*v)+1-o/(2*g*g))}while(ar(u)>Rr&&--f>0);var h=mr(c);return[fr(r*h,a*lr(c)),t(e*h/a)]},r}function f(n,r){var e=lr(r),t=function(n){return n?n/Math.sin(n):1}(o(e*lr(n/=2)));return[2*e*mr(n)*t,mr(r)*t]}function l(n)
 {function r(n,r){var a=lr(r),c=lr(n/=2);return[(1+a)*mr(n),(o*r>-fr(c,i)-.001?0:10*-o)+u+mr(r)*t-(1+a)*e*c]}var e=mr(n),t=lr(n),o=n>=0?1:-1,i=Pr(o*n),u=(1+e-t)/2;return r.invert=function(n,r){var a=0,c=0,f=50;do{var l=lr(a),g=mr(a),v=lr(c),s=mr(c),p=1+v,h=p*g-n,d=u+s*t-p*e*l-r,w=p*l/2,y=-g*s,m=e*p*g/2,P=t*v+e*l*s,R=y*m-P*w,b=(d*y-h*P)/R/2,j=(h*m-d*w)/R;a-=b,c-=j}while((ar(b)>Rr||ar(j)>Rr)&&--f>0);return o*c>-fr(lr(a),i)-.001?[2*a,c]:null},r}function g(n,r){var e=Pr(r/2),t=i(1-e*e),o=1+t*lr(n/=2),u=mr(n)*t/o,a=e/o,c=u*u,f=a*a;return[4/3*u*(3+c-3*f),4/3*a*(3+3*c-f)]}function v(n,r){var e=ar(r);return e<Er?[n,sr(Pr(Er+r/2))]:[n*lr(e)*(2*Sr-1/mr(e)),yr(r)*(2*Sr*(e-Er)-sr(Pr(e/2)))]}function s(n){function e(n,e){var o=r.geoAzimuthalEquidistantRaw(n,e);if(ar(n)>Mr){var a=fr(o[1],o[0]),c=i(o[0]*o[0]+o[1]*o[1]),f=u*wr((a-Mr)/u)+Mr,l=fr(mr(a-=f),2-lr(a));a=f+t(jr/c*mr(l))-l,o[0]=c*lr(a),o[1]=c*mr(a)}return o}var u=2*jr/n;return e.invert=function(n,e){var t=i(n*n+e*e);if(t>Mr){var a=fr(e,n),c
 =u*wr((a-Mr)/u)+Mr,f=a>c?-1:1,l=t*lr(c-a),g=1/Pr(f*o((l-jr)/i(jr*(jr-2*l)+t*t)));a=c+2*cr((g+f*i(g*g-3))/3),n=t*lr(a),e=t*mr(a)}return r.geoAzimuthalEquidistantRaw.invert(n,e)},e}function p(n,e){function t(t,o){var i=r.geoAzimuthalEqualAreaRaw(t/e,o);return i[0]*=n,i}return arguments.length<2&&(e=n),1===e?r.geoAzimuthalEqualAreaRaw:e===1/0?h:(t.invert=function(t,o){var i=r.geoAzimuthalEqualAreaRaw.invert(t/n,o);return i[0]*=e,i},t)}function h(n,r){return[n*lr(r)/lr(r/=2),2*mr(r)]}function d(){var n=p(1.68,2);return function(r,e){if(r+e<-1.4){var t=(r-e+1.6)*(r+e+1.4)/8;r+=t,e-=.8*t*mr(e+jr/2)}var o=n(r,e),i=(1-lr(r*e))/12;return o[1]<0&&(o[0]*=1+i),o[1]>0&&(o[1]*=1+i/1.5*o[0]*o[0]),o}}function w(n,r){var e,t=n*mr(r),o=30;do{r-=e=(r+mr(r)-t)/(1+lr(r))}while(ar(e)>Rr&&--o>0);return r/2}function y(n,r,e){function o(t,o){return[n*t*lr(o=w(e,o)),r*mr(o)]}return o.invert=function(o,i){return i=t(i/r),[o/(n*lr(i)),t((2*i+mr(2*i))/e)]},o}function m(n,r){var e=w(jr,r);return[qr*n/(1/lr(r)+Br
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diff --git a/js/libs/d3js/d3-geo.v1.min.js b/js/libs/d3js/d3-geo.v1.min.js
new file mode 100644
index 0000000..eb0e79d
--- /dev/null
+++ b/js/libs/d3js/d3-geo.v1.min.js
@@ -0,0 +1,2 @@
+// https://d3js.org/d3-geo/ Version 1.9.1. Copyright 2017 Mike Bostock.
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 on(n,t){return Tn(u,n,t)}}},n.geoProjection=kn,n.geoProjectionMutator=Fn,n.geoMercator=function(){return Un(Dn).scale(961/Ft)},n.geoMercatorRaw=Dn,n.geoNaturalEarth1=function(){return kn(Vn).scale(175.295)},n.geoNaturalEarth1Raw=Vn,n.geoOrthographic=function(){return kn($n).scale(249.5).clipAngle(90+Ot)},n.geoOrthographicRaw=$n,n.geoStereographic=function(){return kn(nt).scale(250).clipAngle(142)},n.geoStereographicRaw=nt,n.geoTransverseMercator=function(){var n=Un(tt),t=n.center,r=n.rotate;return n.center=function(n){return arguments.length?t([-n[1],n[0]]):(n=t(),[n[1],-n[0]])},n.rotate=function(n){return arguments.length?r([n[0],n[1],n.length>2?n[2]+90:90]):(n=r(),[n[0],n[1],n[2]-90])},r([0,0,90]).scale(159.155)},n.geoTransverseMercatorRaw=tt,n.geoRotation=xr,n.geoStream=rr,n.geoTransform=function(n){return{stream:qn(n)}},Object.defineProperty(n,"__esModule",{value:!0})});
\ No newline at end of file
diff --git a/js/main.js b/js/main.js
index 866eae6..842dc07 100644
--- a/js/main.js
+++ b/js/main.js
@@ -17,6 +17,9 @@ require.config({
     bootstrap: 'libs/bootstrap/bootstrap.min',
     datatablesbs: 'libs/datatables/dataTables.bootstrap',
     d3js: 'libs/d3js/d3.v3.min',
+    "d3-geo-projection": 'libs/d3js/d3-geo-projection.v2.min',
+    "d3-geo": 'libs/d3js/d3-geo.v1.min',
+    "d3-array": 'libs/d3js/d3-array.v1.min',
     topojson: 'libs/d3js/topojson.v1.min',
     jssha: 'libs/jssha/sha1',
     templates: '../templates',
diff --git a/js/views/aggregate/map.js b/js/views/aggregate/map.js
index 4b0b943..367845c 100644
--- a/js/views/aggregate/map.js
+++ b/js/views/aggregate/map.js
@@ -4,6 +4,9 @@ define([
   'underscore',
   'backbone',
   'topojson',
+  'd3-array',
+  'd3-geo',
+  'd3-geo-projection',
   'collections/aggregates',
   'text!templates/aggregate/map.html',
   'datatables',
@@ -11,7 +14,7 @@ define([
   'helpers',
   'bootstrap',
   'datatablesbs'
-], function($, _, Backbone, topojson, aggregatesCollection, aggregateMapTemplate){
+], function($, _, Backbone, topojson, d3array, d3geo, d3geoproj, aggregatesCollection, aggregateMapTemplate){
   var aggregateSearchView = Backbone.View.extend({
     el: "#content",
     initialize: function() {
@@ -27,9 +30,7 @@ define([
       var width = 938;
       var height = 500;
 
-      var projection = d3.geo.mercator()
-        .scale(800)
-        .translate([width / 2, height / 1.5]);
+      var projection = d3geoproj.geoCylindricalEqualArea();
 
       var path = d3.geo.path()
         .projection(projection);