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francedom.js
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francedom.js
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function franceDom() {
var ε = 1e-6;
function france(coordinates) {
var x = coordinates[0], y = coordinates[1];
point = null;
france.areasValues.some(function(d) {
if (x > d.clip[0][0] && x < d.clip[1][0]
&& y < d.clip[0][1] && y > d.clip[1][1]) {
point = d.projection(coordinates);
return point;
}
});
if (point === null) {
return france.areas.metropole.projection(coordinates);
}
return point;
}
france.paris = function(coordinates) {
var projection = d3.geo.conicConformal()
.rotate([-2.3, 0])
.center([0, 48.5])
.parallels([44, 49])
.scale(france.areas.metropole.projection.scale() * 3)
.translate(france.areas.metropole.projection([6.40, 49.70]));
return projection(coordinates);
};
france.areas = {};
france.areasMap = d3.map();
france.areasValues = [];
france.defineAreas = function(showPolynesie) {
france.areas = {
metropole: {
clip: [
[- 6.50, 51.50],
[+11.00, 40.70]
],
scale: 1.0,
projection: d3.geo.conicConformal()
.center([0, 46.5])
.rotate([-3, 0])
.parallels([44, 49])
},
guadeloupe: {
center: [-5.55, 46.45],
clip: [
[-61.95, 16.60],
[-60.86, 15.77]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([61.5, 0])
.center([0, 16.25])
.parallels([8, 18])
},
martinique: {
center: [-5.10, 44.80],
clip: [
[-61.40, 15.00],
[-60.70, 14.30]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([61, 0])
.center([0, 14.45])
.parallels([8, 18])
},
guyane: {
center: [-4.65, 43.38],
clip: [
[-55.20, 6.10],
[-51.00, 1.90]
],
scale: 0.5,
projection: d3.geo.conicEqualArea()
.rotate([53, 0])
.center([0, 4])
.parallels([0, 8])
},
reunion: {
center: [-2.40, 41.50],
clip: [
[55.00, -20.60],
[56.20, -21.60]
],
scale: 1.0,
projection: d3.geo.conicEqualArea()
.rotate([-55.5, 0])
.center([0, -21])
.parallels([-25, -35])
},
mayotte: {
center: [-4.60, 41.50],
clip: [
[44.90, -12.50],
[45.40, -13.10]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-45, 0])
.center([0, -12.7])
.parallels([-8, -18])
},
nouvelleCaledonie: {
center: [2.30, 41.50],
clip: [
[162.60, -19.00],
[168.80, -23.00]
],
scale: 0.5,
projection: d3.geo.conicEqualArea()
.rotate([-166.45, 0])
.center([0, -21.25])
.parallels([-20, -30])
},
wallis: {
center: [5.05, 41.60],
clip: [
[-176.40, -13.10],
[-176.00, -13.50]
],
scale: 2.0,
projection: d3.geo.conicEqualArea()
.rotate([+176.15, 0])
.center([0, -13.27])
.parallels([-10, -20])
},
futuna: {
center: [4.43, 41.33],
clip: [
[-178.30, -14.20],
[-177.80, -14.40]
],
scale: 2.0,
projection: d3.geo.conicEqualArea()
.rotate([+178.10, 0])
.center([0, -14.27])
.parallels([-10, -20])
},
saintPierreEtMiquelon: {
center: [-6.00, 48.50],
clip: [
[-56.48, 47.15],
[-56.00, 46.70]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([+56.33, 0])
.center([0, +46.9])
.parallels([40, 50])
},
saintMartinSaintBarth: {
center: [-6.00, 47.30],
clip: [
[-63.17, 18.1480],
[-62.75, 17.8515]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([+62.94, 0])
.center([0, +18.01])
.parallels([+10, +20])
},
crozet: {
center: [-6.77, 50.10],
clip: [
[51.60, -46.30],
[52.00, -46.60]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-51.5, 0])
.center([0, -46.4])
.parallels([-40, -50])
},
kerguelen: {
center: [-3.45, 50.00],
clip: [
[68.40, -48.50],
[70.80, -49.80]
],
scale: 1.0,
projection: d3.geo.conicEqualArea()
.rotate([-69.3, 0])
.center([0, -49.3])
.parallels([-40, -50])
},
amsterdam: {
center: [-0.35, 50.80],
clip: [
[77.45, -37.70],
[77.67, -37.91]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-77.55, 0])
.center([0, -37.8])
.parallels([-30, -40])
},
saintPaul: {
center: [-0.44, 50.35],
clip: [
[77.47, -38.68],
[77.57, -38.75]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-77.5, 0])
.center([0, -38.7])
.parallels([-30, -40])
},
clipperton: {
center: [6.40, 50.40],
clip: [
[-109.28, 10.33],
[-109.18, 10.27]
],
scale: 2.0,
projection: d3.geo.conicEqualArea()
.rotate([+109.25, 0])
.center([0, +10.3])
.parallels([8, 18])
},
europa: {
center: [-3.60, 41.90],
clip: [
[40.299, -22.287],
[40.425, -22.410]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-40.35, 0])
.center([0, -22.3])
.parallels([-15, -25])
},
bassasDaIndia: {
center: [-3.70, 42.00],
clip: [
[39.603, -21.410],
[39.805, -21.572]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-39.7, 0])
.center([0, -21.5])
.parallels([-15, -25])
},
juanDeNova: {
center: [-3.50, 42.50],
clip: [
[42.645, -16.983],
[42.808, -17.103]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-42.7, 0])
.center([0, -17.0])
.parallels([-15, -25])
},
glorioso: {
center: [-3.10, 42.90],
clip: [
[47.232, -11.455],
[47.485, -11.646]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-47.3, 0])
.center([0, -11.5])
.parallels([-5, -15])
},
tromelin: {
center: [-2.60, 42.50],
clip: [
[54.509, -15.878],
[54.544, -15.908]
],
scale: 1.5,
projection: d3.geo.conicEqualArea()
.rotate([-54.5, 0])
.center([0, -15.9])
.parallels([-10, -20])
}
};
if (showPolynesie) {
france.areas.societe = {
center: [ 9.70, 46.00],
clip: [
[-154.90, -15.50],
[-149.01, -18.00]
],
scale: 0.5,
projection: d3.geo.conicEqualArea()
.rotate([+151.45, 0])
.center([0, -16.733])
.parallels([-10, -20])
.clipAngle(1)
};
france.areas.tuamotu = {
center: [ 8.00, 46.50],
clip: [
[-149.00, -13.50],
[-133.70, -23.47]
],
scale: 0.4,
projection: d3.geo.conicEqualArea()
.rotate([+151.45, 0])
.center([0, -16.733])
.parallels([-10, -20])
.clipAngle(1)
};
france.areas.marquises = {
center: [ 8.00, 46.00],
clip: [
[-141.50, - 7.60],
[-137.50, -11.00]
],
scale: 0.4,
projection: d3.geo.conicEqualArea()
.rotate([+151.45, 0])
.center([0, -16.733])
.parallels([-10, -20])
.clipAngle(1)
};
france.areas.australes = {
center: [10.00, 47.00],
clip: [
[-155.00, -21.60],
[-142.80, -28.10]
],
scale: 0.4,
projection: d3.geo.conicEqualArea()
.rotate([+151.45, 0])
.center([0, -16.733])
.parallels([-10, -20])
.clipAngle(1)
};
} else {
france.areas.tahitiMoorea = {
center: [6.60, 41.60],
clip: [
[-150.00, -16.90],
[-147.50, -18.50]
],
scale: 1.0,
projection: d3.geo.conicEqualArea()
.rotate([+149.50, 0])
.center([0, -17.5])
.parallels([-10, -20])
.clipAngle(1)
};
}
france.areasMap = d3.map(france.areas);
france.areasValues = france.areasMap.values();
};
france.defineAreas(false);
france.showPolynesie = function(showPolynesie) {
var scale = france.scale();
france.defineAreas(showPolynesie);
france.scale(scale);
return france;
};
france.invert = function(coordinates) {
return france.areas.metropole.projection.invert(coordinates);
};
france.precision = function(_) {
if (!arguments.length) return france.areas.metropole.projection.precision();
france.areasMap.forEach(function(i, d) {
d.projection.precision(_);
});
return france;
};
france.scale = function(_) {
if (!arguments.length) return france.areas.metropole.projection.scale();
france.areasMap.forEach(function(i, d) {
d.projection.scale(_ * d.scale);
});
return france.translate(france.areas.metropole.projection.translate());
};
france.translate = function(_) {
if (!arguments.length) return france.areas.metropole.projection.translate();
var coordinates = _;
france.areas.metropole.projection.translate(coordinates);
france.areasMap.forEach(function(i, d) {
if (d.center) {
d.projection.translate(france.areas.metropole.projection(d.center));
}
});
return france;
};
return france.scale(3000);
};
d3.geo.franceDom = franceDom;