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commit 9e16bee0a5feed109df5454f345a6e1ff397bf00 2 parents 151d09d + bbcaa27
@mbostock mbostock authored
Showing with 1,649 additions and 618 deletions.
  1. +11 −2 Makefile
  2. +3 −3 README.md
  3. +340 −139 d3.geo.js
  4. +1 −1  d3.geo.min.js
  5. +27 −14 d3.js
  6. +1 −0  d3.layout.js
  7. +1 −1  d3.layout.min.js
  8. +2 −2 d3.min.js
  9. +16 −1 examples/azimuthal/azimuthal.html
  10. +6 −4 examples/azimuthal/azimuthal.js
  11. +159 −0 examples/bonne/bonne.html
  12. +0 −5 examples/data/README
  13. +13 −0 examples/data/README.md
  14. +54 −1 examples/data/us-state-centroids.json
  15. +178 −245 examples/data/world-countries.json
  16. +6 −8 examples/force/force-cluster.html
  17. +78 −0 examples/great-arc/great-arc.html
  18. +1 −1  package.json
  19. +5 −2 src/behavior/drag.js
  20. +7 −2 src/behavior/zoom.js
  21. +1 −1  src/core/core.js
  22. +1 −1  src/core/format.js
  23. +9 −11 src/geo/albers.js
  24. +19 −9 src/geo/azimuthal.js
  25. +70 −0 src/geo/bonne.js
  26. +146 −0 src/geo/circle.js
  27. +2 −0  src/geo/geo.js
  28. +80 −0 src/geo/greatArc.js
  29. +1 −91 src/geo/greatCircle.js
  30. +2 −2 src/geo/mercator.js
  31. +31 −51 src/geo/path.js
  32. +5 −0 src/geo/type.js
  33. +1 −0  src/layout/force.js
  34. +13 −8 src/scale/log.js
  35. +1 −0  test/core/format-test.js
  36. +172 −0 test/geo/azimuthal-test.js
  37. +116 −0 test/geo/bonne-test.js
  38. +9 −10 test/geo/{greatCircle-test.js → greatArc-test.js}
  39. +25 −0 test/geo/path-test.js
  40. +36 −3 test/scale/log-test.js
View
13 Makefile
@@ -1,7 +1,8 @@
# See the README for installation instructions.
-JS_COMPILER = ./node_modules/uglify-js/bin/uglifyjs
-JS_TESTER = ./node_modules/vows/bin/vows
+NODE_PATH ?= ./node_modules
+JS_COMPILER = $(NODE_PATH)/uglify-js/bin/uglifyjs
+JS_TESTER = $(NODE_PATH)/vows/bin/vows
all: \
d3.js \
@@ -183,10 +184,14 @@ d3.geo.js: \
src/geo/geo.js \
src/geo/azimuthal.js \
src/geo/albers.js \
+ src/geo/bonne.js \
src/geo/equirectangular.js \
src/geo/mercator.js \
+ src/geo/type.js \
src/geo/path.js \
src/geo/bounds.js \
+ src/geo/circle.js \
+ src/geo/greatArc.js \
src/geo/greatCircle.js \
src/end.js
@@ -245,6 +250,10 @@ d3.js d3%.js: Makefile
cat $(filter %.js,$^) > $@
@chmod a-w $@
+install:
+ mkdir -p node_modules
+ npm install
+
package.json: d3.js
node src/package.js > $@
View
6 README.md
@@ -45,7 +45,7 @@ developing on Mac OS X, an easy way to install Node and NPM is using
Next, from the root directory of this repository, install D3's dependencies:
- npm install
+ make install
-You can see the list of dependencies in package.json. The packages will be
-installed in the node_modules directory.
+You can see the list of dependencies in package.json. NPM will install the
+packages in the node_modules directory.
View
479 d3.geo.js
@@ -1,7 +1,9 @@
(function(){d3.geo = {};
+
+var d3_geo_radians = Math.PI / 180;
// TODO clip input coordinates on opposite hemisphere
d3.geo.azimuthal = function() {
- var mode = "orthographic", // or stereographic
+ var mode = "orthographic", // or stereographic, gnomonic, equidistant or equalarea
origin,
scale = 200,
translate = [480, 250],
@@ -11,13 +13,19 @@ d3.geo.azimuthal = function() {
sy0;
function azimuthal(coordinates) {
- var x1 = coordinates[0] * d3_radians - x0,
- y1 = coordinates[1] * d3_radians,
+ var x1 = coordinates[0] * d3_geo_radians - x0,
+ y1 = coordinates[1] * d3_geo_radians,
cx1 = Math.cos(x1),
sx1 = Math.sin(x1),
cy1 = Math.cos(y1),
sy1 = Math.sin(y1),
- k = mode === "stereographic" ? 1 / (1 + sy0 * sy1 + cy0 * cy1 * cx1) : 1,
+ cc = mode !== "orthographic" ? sy0 * sy1 + cy0 * cy1 * cx1 : null,
+ c,
+ k = mode === "stereographic" ? 1 / (1 + cc)
+ : mode === "gnomonic" ? 1 / cc
+ : mode === "equidistant" ? (c = Math.acos(cc), c ? c / Math.sin(c) : 0)
+ : mode === "equalarea" ? Math.sqrt(2 / (1 + cc))
+ : 1,
x = k * cy1 * sx1,
y = k * (sy0 * cy1 * cx1 - cy0 * sy1);
return [
@@ -30,12 +38,16 @@ d3.geo.azimuthal = function() {
var x = (coordinates[0] - translate[0]) / scale,
y = (coordinates[1] - translate[1]) / scale,
p = Math.sqrt(x * x + y * y),
- c = mode === "stereographic" ? 2 * Math.atan(p) : Math.asin(p),
+ c = mode === "stereographic" ? 2 * Math.atan(p)
+ : mode === "gnomonic" ? Math.atan(p)
+ : mode === "equidistant" ? p
+ : mode === "equalarea" ? 2 * Math.asin(.5 * p)
+ : Math.asin(p),
sc = Math.sin(c),
cc = Math.cos(c);
return [
- (x0 + Math.atan2(x * sc, p * cy0 * cc + y * sy0 * sc)) / d3_radians,
- Math.asin(cc * sy0 - (y * sc * cy0) / p) / d3_radians
+ (x0 + Math.atan2(x * sc, p * cy0 * cc + y * sy0 * sc)) / d3_geo_radians,
+ Math.asin(cc * sy0 - (p ? (y * sc * cy0) / p : 0)) / d3_geo_radians
];
};
@@ -48,8 +60,8 @@ d3.geo.azimuthal = function() {
azimuthal.origin = function(x) {
if (!arguments.length) return origin;
origin = x;
- x0 = origin[0] * d3_radians;
- y0 = origin[1] * d3_radians;
+ x0 = origin[0] * d3_geo_radians;
+ y0 = origin[1] * d3_geo_radians;
cy0 = Math.cos(y0);
sy0 = Math.sin(y0);
return azimuthal;
@@ -78,14 +90,14 @@ d3.geo.albers = function() {
parallels = [29.5, 45.5],
scale = 1000,
translate = [480, 250],
- lng0, // d3_radians * origin[0]
+ lng0, // d3_geo_radians * origin[0]
n,
C,
p0;
function albers(coordinates) {
- var t = n * (d3_radians * coordinates[0] - lng0),
- p = Math.sqrt(C - 2 * n * Math.sin(d3_radians * coordinates[1])) / n;
+ var t = n * (d3_geo_radians * coordinates[0] - lng0),
+ p = Math.sqrt(C - 2 * n * Math.sin(d3_geo_radians * coordinates[1])) / n;
return [
scale * p * Math.sin(t) + translate[0],
scale * (p * Math.cos(t) - p0) + translate[1]
@@ -99,18 +111,18 @@ d3.geo.albers = function() {
t = Math.atan2(x, p0y),
p = Math.sqrt(x * x + p0y * p0y);
return [
- (lng0 + t / n) / d3_radians,
- Math.asin((C - p * p * n * n) / (2 * n)) / d3_radians
+ (lng0 + t / n) / d3_geo_radians,
+ Math.asin((C - p * p * n * n) / (2 * n)) / d3_geo_radians
];
};
function reload() {
- var phi1 = d3_radians * parallels[0],
- phi2 = d3_radians * parallels[1],
- lat0 = d3_radians * origin[1],
+ var phi1 = d3_geo_radians * parallels[0],
+ phi2 = d3_geo_radians * parallels[1],
+ lat0 = d3_geo_radians * origin[1],
s = Math.sin(phi1),
c = Math.cos(phi1);
- lng0 = d3_radians * origin[0];
+ lng0 = d3_geo_radians * origin[0];
n = .5 * (s + Math.sin(phi2));
C = c * c + 2 * n * s;
p0 = Math.sqrt(C - 2 * n * Math.sin(lat0)) / n;
@@ -195,8 +207,76 @@ d3.geo.albersUsa = function() {
return albersUsa.scale(lower48.scale());
};
+d3.geo.bonne = function() {
+ var scale = 200,
+ translate = [480, 250],
+ x0, // origin longitude in radians
+ y0, // origin latitude in radians
+ y1, // parallel latitude in radians
+ c1; // cot(y1)
+
+ function bonne(coordinates) {
+ var x = coordinates[0] * d3_geo_radians - x0,
+ y = coordinates[1] * d3_geo_radians - y0;
+ if (y1) {
+ var p = c1 + y1 - y, E = x * Math.cos(y) / p;
+ x = p * Math.sin(E);
+ y = p * Math.cos(E) - c1;
+ } else {
+ x *= Math.cos(y);
+ y *= -1;
+ }
+ return [
+ scale * x + translate[0],
+ scale * y + translate[1]
+ ];
+ }
-var d3_radians = Math.PI / 180;
+ bonne.invert = function(coordinates) {
+ var x = (coordinates[0] - translate[0]) / scale,
+ y = (coordinates[1] - translate[1]) / scale;
+ if (y1) {
+ var c = c1 + y, p = Math.sqrt(x * x + c * c);
+ y = c1 + y1 - p;
+ x = x0 + p * Math.atan2(x, c) / Math.cos(y);
+ } else {
+ y *= -1;
+ x /= Math.cos(y);
+ }
+ return [
+ x / d3_geo_radians,
+ y / d3_geo_radians
+ ];
+ };
+
+ // 90° for Werner, 0° for Sinusoidal
+ bonne.parallel = function(x) {
+ if (!arguments.length) return y1 / d3_geo_radians;
+ c1 = 1 / Math.tan(y1 = x * d3_geo_radians);
+ return bonne;
+ };
+
+ bonne.origin = function(x) {
+ if (!arguments.length) return [x0 / d3_geo_radians, y0 / d3_geo_radians];
+ x0 = x[0] * d3_geo_radians;
+ y0 = x[1] * d3_geo_radians;
+ return bonne;
+ };
+
+ bonne.scale = function(x) {
+ if (!arguments.length) return scale;
+ scale = +x;
+ return bonne;
+ };
+
+ bonne.translate = function(x) {
+ if (!arguments.length) return translate;
+ translate = [+x[0], +x[1]];
+ return bonne;
+ };
+
+ return bonne.origin([0, 0]).parallel(45);
+};
d3.geo.equirectangular = function() {
var scale = 500,
translate = [480, 250];
@@ -239,7 +319,7 @@ d3.geo.mercator = function() {
function mercator(coordinates) {
var x = coordinates[0] / 360,
- y = -(Math.log(Math.tan(Math.PI / 4 + coordinates[1] * d3_radians / 2)) / d3_radians) / 360;
+ y = -(Math.log(Math.tan(Math.PI / 4 + coordinates[1] * d3_geo_radians / 2)) / d3_geo_radians) / 360;
return [
scale * x + translate[0],
scale * Math.max(-.5, Math.min(.5, y)) + translate[1]
@@ -251,7 +331,7 @@ d3.geo.mercator = function() {
y = (coordinates[1] - translate[1]) / scale;
return [
360 * x,
- 2 * Math.atan(Math.exp(-360 * y * d3_radians)) / d3_radians - 90
+ 2 * Math.atan(Math.exp(-360 * y * d3_geo_radians)) / d3_geo_radians - 90
];
};
@@ -269,6 +349,11 @@ d3.geo.mercator = function() {
return mercator;
};
+function d3_geo_type(types, defaultValue) {
+ return function(object) {
+ return object && object.type in types ? types[object.type](object) : defaultValue;
+ };
+}
/**
* Returns a function that, given a GeoJSON object (e.g., a feature), returns
* the corresponding SVG path. The function can be customized by overriding the
@@ -285,26 +370,26 @@ d3.geo.path = function() {
if (typeof pointRadius === "function") {
pointCircle = d3_path_circle(pointRadius.apply(this, arguments));
}
- return d3_geo_pathType(pathTypes, d);
+ return pathType(d) || null;
}
function project(coordinates) {
return projection(coordinates).join(",");
}
- var pathTypes = {
+ var pathType = d3_geo_type({
- FeatureCollection: function(f) {
+ FeatureCollection: function(o) {
var path = [],
- features = f.features,
+ features = o.features,
i = -1, // features.index
n = features.length;
- while (++i < n) path.push(d3_geo_pathType(pathTypes, features[i].geometry));
+ while (++i < n) path.push(pathType(features[i].geometry));
return path.join("");
},
- Feature: function(f) {
- return d3_geo_pathType(pathTypes, f.geometry);
+ Feature: function(o) {
+ return pathType(o.geometry);
},
Point: function(o) {
@@ -360,10 +445,11 @@ d3.geo.path = function() {
while (++i < n) {
subcoordinates = coordinates[i];
j = -1;
- m = subcoordinates.length;
- path.push("M");
- while (++j < m) path.push(project(subcoordinates[j]), "L");
- path[path.length - 1] = "Z";
+ if ((m = subcoordinates.length - 1) > 0) {
+ path.push("M");
+ while (++j < m) path.push(project(subcoordinates[j]), "L");
+ path[path.length - 1] = "Z";
+ }
}
return path.join("");
},
@@ -386,10 +472,11 @@ d3.geo.path = function() {
while (++j < m) {
subsubcoordinates = subcoordinates[j];
k = -1;
- p = subsubcoordinates.length - 1;
- path.push("M");
- while (++k < p) path.push(project(subsubcoordinates[k]), "L");
- path[path.length - 1] = "Z";
+ if ((p = subsubcoordinates.length - 1) > 0) {
+ path.push("M");
+ while (++k < p) path.push(project(subsubcoordinates[k]), "L");
+ path[path.length - 1] = "Z";
+ }
}
}
return path.join("");
@@ -400,32 +487,27 @@ d3.geo.path = function() {
geometries = o.geometries,
i = -1, // geometries index
n = geometries.length;
- while (++i < n) path.push(d3_geo_pathType(pathTypes, geometries[i]));
+ while (++i < n) path.push(pathType(geometries[i]));
return path.join("");
}
- };
+ });
- var areaTypes = {
+ var areaType = path.area = d3_geo_type({
- FeatureCollection: function(f) {
+ FeatureCollection: function(o) {
var area = 0,
- features = f.features,
+ features = o.features,
i = -1, // features.index
n = features.length;
- while (++i < n) area += d3_geo_pathType(areaTypes, features[i]);
+ while (++i < n) area += areaType(features[i]);
return area;
},
- Feature: function(f) {
- return d3_geo_pathType(areaTypes, f.geometry);
+ Feature: function(o) {
+ return areaType(o.geometry);
},
- Point: d3_geo_pathZero,
- MultiPoint: d3_geo_pathZero,
- LineString: d3_geo_pathZero,
- MultiLineString: d3_geo_pathZero,
-
Polygon: function(o) {
return polygonArea(o.coordinates);
},
@@ -444,11 +526,11 @@ d3.geo.path = function() {
geometries = o.geometries,
i = -1, // geometries index
n = geometries.length;
- while (++i < n) sum += d3_geo_pathType(areaTypes, geometries[i]);
+ while (++i < n) sum += areaType(geometries[i]);
return sum;
}
- };
+ }, 0);
function polygonArea(coordinates) {
var sum = area(coordinates[0]), // exterior ring
@@ -476,7 +558,7 @@ d3.geo.path = function() {
return [x, y, 6 * z]; // weighted centroid
}
- var centroidTypes = {
+ var centroidType = path.centroid = d3_geo_type({
// TODO FeatureCollection
// TODO Point
@@ -485,8 +567,8 @@ d3.geo.path = function() {
// TODO MultiLineString
// TODO GeometryCollection
- Feature: function(f) {
- return d3_geo_pathType(centroidTypes, f.geometry);
+ Feature: function(o) {
+ return centroidType(o.geometry);
},
Polygon: function(o) {
@@ -512,8 +594,7 @@ d3.geo.path = function() {
return [x / z, y / z];
}
- };
-
+ });
function area(coordinates) {
return Math.abs(d3.geom.polygon(coordinates.map(projection)).area());
@@ -524,14 +605,6 @@ d3.geo.path = function() {
return path;
};
- path.area = function(d) {
- return d3_geo_pathType(areaTypes, d);
- };
-
- path.centroid = function(d) {
- return d3_geo_pathType(centroidTypes, d);
- };
-
path.pointRadius = function(x) {
if (typeof x === "function") pointRadius = x;
else {
@@ -550,14 +623,6 @@ function d3_path_circle(radius) {
+ "a" + radius + "," + radius + " 0 1,1 0," + (+2 * radius)
+ "z";
}
-
-function d3_geo_pathZero() {
- return 0;
-}
-
-function d3_geo_pathType(types, o) {
- return o && o.type in types ? types[o.type](o) : "";
-}
/**
* Given a GeoJSON object, returns the corresponding bounding box. The bounding
* box is represented by a two-dimensional array: [[left, bottom], [right,
@@ -634,95 +699,231 @@ function d3_geo_boundsPolygon(o, f) {
f.apply(null, a[i]);
}
}
-// From http://williams.best.vwh.net/avform.htm#Intermediate
-d3.geo.greatCircle = function() {
- var source = d3_geo_greatCircleSource,
- target = d3_geo_greatCircleTarget,
- n = 100,
- radius = 6371; // Mean radius of Earth, in km.
- // TODO: breakAtDateLine?
-
- function greatCircle(d, i) {
- var from = source.call(this, d, i),
- to = target.call(this, d, i),
- x0 = from[0] * d3_radians,
- y0 = from[1] * d3_radians,
- x1 = to[0] * d3_radians,
- y1 = to[1] * d3_radians,
- cx0 = Math.cos(x0), sx0 = Math.sin(x0),
- cy0 = Math.cos(y0), sy0 = Math.sin(y0),
- cx1 = Math.cos(x1), sx1 = Math.sin(x1),
- cy1 = Math.cos(y1), sy1 = Math.sin(y1),
- d = Math.acos(sy0 * sy1 + cy0 * cy1 * Math.cos(x1 - x0)),
- sd = Math.sin(d),
- f = d / (n - 1),
- e = -f,
- path = [],
- i = -1;
+// TODO breakAtDateLine?
+
+d3.geo.circle = function() {
+ var origin = [0, 0],
+ degrees = 90 - 1e-2,
+ radians = degrees * d3_geo_radians,
+ arc = d3.geo.greatArc().target(Object);
+
+ function circle() {
+ // TODO render a circle as a Polygon
+ }
+
+ function visible(point) {
+ return arc.distance(point) < radians;
+ }
+
+ circle.clip = function(d) {
+ arc.source(typeof origin === "function" ? origin.apply(this, arguments) : origin);
+ return clipType(d);
+ };
+
+ var clipType = d3_geo_type({
+
+ FeatureCollection: function(o) {
+ var features = o.features.map(clipType).filter(Object);
+ return features && (o = Object.create(o), o.features = features, o);
+ },
+
+ Feature: function(o) {
+ var geometry = clipType(o.geometry);
+ return geometry && (o = Object.create(o), o.geometry = geometry, o);
+ },
+
+ Point: function(o) {
+ return visible(o.coordinates) && o;
+ },
+
+ MultiPoint: function(o) {
+ var coordinates = o.coordinates.filter(visible);
+ return coordinates.length && {
+ type: o.type,
+ coordinates: coordinates
+ };
+ },
+
+ LineString: function(o) {
+ var coordinates = clip(o.coordinates);
+ return coordinates.length && (o = Object.create(o), o.coordinates = coordinates, o);
+ },
+
+ MultiLineString: function(o) {
+ var coordinates = o.coordinates.map(clip).filter(function(d) { return d.length; });
+ return coordinates.length && (o = Object.create(o), o.coordinates = coordinates, o);
+ },
+
+ Polygon: function(o) {
+ var coordinates = o.coordinates.map(clip);
+ return coordinates[0].length && (o = Object.create(o), o.coordinates = coordinates, o);
+ },
+
+ MultiPolygon: function(o) {
+ var coordinates = o.coordinates.map(function(d) { return d.map(clip); }).filter(function(d) { return d[0].length; });
+ return coordinates.length && (o = Object.create(o), o.coordinates = coordinates, o);
+ },
+
+ GeometryCollection: function(o) {
+ var geometries = o.geometries.map(clipType).filter(Object);
+ return geometries.length && (o = Object.create(o), o.geometries = geometries, o);
+ }
+
+ });
+
+ function clip(coordinates) {
+ var i = -1,
+ n = coordinates.length,
+ clipped = [],
+ p0,
+ p1,
+ p2,
+ d0,
+ d1;
while (++i < n) {
- e += f;
- var A = Math.sin(d - e) / sd,
- B = Math.sin(e) / sd,
- x = A * cy0 * cx0 + B * cy1 * cx1,
- y = A * cy0 * sx0 + B * cy1 * sx1,
- z = A * sy0 + B * sy1;
- path[i] = [
- Math.atan2(y, x) / d3_radians,
- Math.atan2(z, Math.sqrt(x * x + y * y)) / d3_radians
- ];
+ d1 = arc.distance(p2 = coordinates[i]);
+ if (d1 < radians) {
+ if (p1) clipped.push(d3_geo_greatArcInterpolate(p1, p2)((d0 - radians) / (d0 - d1)));
+ clipped.push(p2);
+ p0 = p1 = null;
+ } else {
+ p1 = p2;
+ if (!p0 && clipped.length) {
+ clipped.push(d3_geo_greatArcInterpolate(clipped[clipped.length - 1], p1)((radians - d0) / (d1 - d0)));
+ p0 = p1;
+ }
+ }
+ d0 = d1;
}
- return path;
+ if (p1 && clipped.length) {
+ d1 = arc.distance(p2 = clipped[0]);
+ clipped.push(d3_geo_greatArcInterpolate(p1, p2)((d0 - radians) / (d0 - d1)));
+ }
+
+ return resample(clipped);
}
- greatCircle.source = function(x) {
- if (!arguments.length) return source;
- source = x;
- return greatCircle;
+ // Resample coordinates, creating great arcs between each.
+ function resample(coordinates) {
+ var i = 0,
+ n = coordinates.length,
+ j,
+ m,
+ resampled = n ? [coordinates[0]] : coordinates,
+ resamples,
+ origin = arc.source();
+
+ while (++i < n) {
+ resamples = arc.source(coordinates[i - 1])(coordinates[i]).coordinates;
+ for (j = 0, m = resamples.length; ++j < m;) resampled.push(resamples[j]);
+ }
+
+ arc.source(origin);
+ return resampled;
+ }
+
+ circle.origin = function(x) {
+ if (!arguments.length) return origin;
+ origin = x;
+ return circle;
};
- greatCircle.target = function(x) {
- if (!arguments.length) return target;
- target = x;
- return greatCircle;
+ circle.angle = function(x) {
+ if (!arguments.length) return degrees;
+ radians = (degrees = +x) * d3_geo_radians;
+ return circle;
+ };
+
+ // Precision is specified in degrees.
+ circle.precision = function(x) {
+ if (!arguments.length) return arc.precision();
+ arc.precision(x);
+ return circle;
};
- greatCircle.n = function(x) {
- if (!arguments.length) return n;
- n = +x;
- return greatCircle;
+ return circle;
+}
+d3.geo.greatArc = function() {
+ var source = d3_geo_greatArcSource,
+ target = d3_geo_greatArcTarget,
+ precision = 6 * d3_geo_radians;
+
+ function greatArc() {
+ var a = typeof source === "function" ? source.apply(this, arguments) : source,
+ b = typeof target === "function" ? target.apply(this, arguments) : target,
+ i = d3_geo_greatArcInterpolate(a, b),
+ dt = precision / i.d,
+ t = 0,
+ coordinates = [a];
+ while ((t += dt) < 1) coordinates.push(i(t));
+ coordinates.push(b);
+ return {
+ type: "LineString",
+ coordinates: coordinates
+ };
+ }
+
+ // Length returned in radians; multiply by radius for distance.
+ greatArc.distance = function() {
+ var a = typeof source === "function" ? source.apply(this, arguments) : source,
+ b = typeof target === "function" ? target.apply(this, arguments) : target;
+ return d3_geo_greatArcInterpolate(a, b).d;
};
- greatCircle.radius = function(x) {
- if (!arguments.length) return radius;
- radius = +x;
- return greatCircle;
+ greatArc.source = function(x) {
+ if (!arguments.length) return source;
+ source = x;
+ return greatArc;
};
- // Haversine formula for great-circle distance.
- greatCircle.distance = function(d, i) {
- var from = source.call(this, d, i),
- to = target.call(this, d, i),
- x0 = from[0] * d3_radians,
- y0 = from[1] * d3_radians,
- x1 = to[0] * d3_radians,
- y1 = to[1] * d3_radians,
- sy = Math.sin((y1 - y0) / 2),
- sx = Math.sin((x1 - x0) / 2),
- a = sy * sy + Math.cos(y0) * Math.cos(y1) * sx * sx;
+ greatArc.target = function(x) {
+ if (!arguments.length) return target;
+ target = x;
+ return greatArc;
+ };
- return radius * 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
+ // Precision is specified in degrees.
+ greatArc.precision = function(x) {
+ if (!arguments.length) return precision / d3_geo_radians;
+ precision = x * d3_geo_radians;
+ return greatArc;
};
- return greatCircle;
+ return greatArc;
};
-function d3_geo_greatCircleSource(d) {
+function d3_geo_greatArcSource(d) {
return d.source;
}
-function d3_geo_greatCircleTarget(d) {
+function d3_geo_greatArcTarget(d) {
return d.target;
}
+
+function d3_geo_greatArcInterpolate(a, b) {
+ var x0 = a[0] * d3_geo_radians, cx0 = Math.cos(x0), sx0 = Math.sin(x0),
+ y0 = a[1] * d3_geo_radians, cy0 = Math.cos(y0), sy0 = Math.sin(y0),
+ x1 = b[0] * d3_geo_radians, cx1 = Math.cos(x1), sx1 = Math.sin(x1),
+ y1 = b[1] * d3_geo_radians, cy1 = Math.cos(y1), sy1 = Math.sin(y1),
+ d = interpolate.d = Math.acos(Math.max(-1, Math.min(1, sy0 * sy1 + cy0 * cy1 * Math.cos(x1 - x0)))),
+ sd = Math.sin(d);
+
+ // From http://williams.best.vwh.net/avform.htm#Intermediate
+ function interpolate(t) {
+ var A = Math.sin(d - (t *= d)) / sd,
+ B = Math.sin(t) / sd,
+ x = A * cy0 * cx0 + B * cy1 * cx1,
+ y = A * cy0 * sx0 + B * cy1 * sx1,
+ z = A * sy0 + B * sy1;
+ return [
+ Math.atan2(y, x) / d3_geo_radians,
+ Math.atan2(z, Math.sqrt(x * x + y * y)) / d3_geo_radians
+ ];
+ }
+
+ return interpolate;
+}
+d3.geo.greatCircle = d3.geo.circle;
})();
View
2  d3.geo.min.js
@@ -1 +1 @@
-(function(){function o(a){return a.target}function n(a){return a.source}function m(a,b){for(var c=a.coordinates[0],d=0,e=c.length;d<e;d++)b.apply(null,c[d])}function l(a,b){b.apply(null,a.coordinates)}function k(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)for(var f=c[d][0],g=0,h=f.length;g<h;g++)b.apply(null,f[g])}function j(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)for(var f=c[d],g=0,h=f.length;g<h;g++)b.apply(null,f[g])}function i(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)b.apply(null,c[d])}function h(a,b){for(var c=a.features,d=0,f=c.length;d<f;d++)e(c[d].geometry,b)}function g(a,b){e(a.geometry,b)}function e(a,b){a.type in f&&f[a.type](a,b)}function d(a,b){return b&&b.type in a?a[b.type](b):""}function c(){return 0}function b(a){return"m0,"+a+"a"+a+","+a+" 0 1,1 0,"+ -2*a+"a"+a+","+a+" 0 1,1 0,"+2*a+"z"}d3.geo={},d3.geo.azimuthal=function(){function j(c){var g=c[0]*a-f,j=c[1]*a,k=Math.cos(g),l=Math.sin(g),m=Math.cos(j),n=Math.sin(j),o=b==="stereographic"?1/(1+i*n+h*m*k):1,p=o*m*l,q=o*(i*m*k-h*n);return[d*p+e[0],d*q+e[1]]}var b="orthographic",c,d=200,e=[480,250],f,g,h,i;j.invert=function(c){var g=(c[0]-e[0])/d,j=(c[1]-e[1])/d,k=Math.sqrt(g*g+j*j),l=b==="stereographic"?2*Math.atan(k):Math.asin(k),m=Math.sin(l),n=Math.cos(l);return[(f+Math.atan2(g*m,k*h*n+j*i*m))/a,Math.asin(n*i-j*m*h/k)/a]},j.mode=function(a){if(!arguments.length)return b;b=a+"";return j},j.origin=function(b){if(!arguments.length)return c;c=b,f=c[0]*a,g=c[1]*a,h=Math.cos(g),i=Math.sin(g);return j},j.scale=function(a){if(!arguments.length)return d;d=+a;return j},j.translate=function(a){if(!arguments.length)return e;e=[+a[0],+a[1]];return j};return j.origin([0,0])},d3.geo.albers=function(){function k(){var d=a*c[0],e=a*c[1],k=a*b[1],l=Math.sin(d),m=Math.cos(d);f=a*b[0],g=.5*(l+Math.sin(e)),h=m*m+2*g*l,i=Math.sqrt(h-2*g*Math.sin(k))/g;return j}function j(b){var c=g*(a*b[0]-f),j=Math.sqrt(h-2*g*Math.sin(a*b[1]))/g;return[d*j*Math.sin(c)+e[0],d*(j*Math.cos(c)-i)+e[1]]}var b=[-98,38],c=[29.5,45.5],d=1e3,e=[480,250],f,g,h,i;j.invert=function(b){var c=(b[0]-e[0])/d,j=(b[1]-e[1])/d,k=i+j,l=Math.atan2(c,k),m=Math.sqrt(c*c+k*k);return[(f+l/g)/a,Math.asin((h-m*m*g*g)/(2*g))/a]},j.origin=function(a){if(!arguments.length)return b;b=[+a[0],+a[1]];return k()},j.parallels=function(a){if(!arguments.length)return c;c=[+a[0],+a[1]];return k()},j.scale=function(a){if(!arguments.length)return d;d=+a;return j},j.translate=function(a){if(!arguments.length)return e;e=[+a[0],+a[1]];return j};return k()},d3.geo.albersUsa=function(){function e(e){var f=e[0],g=e[1];return(g>50?b:f<-140?c:g<21?d:a)(e)}var a=d3.geo.albers(),b=d3.geo.albers().origin([-160,60]).parallels([55,65]),c=d3.geo.albers().origin([-160,20]).parallels([8,18]),d=d3.geo.albers().origin([-60,10]).parallels([8,18]);e.scale=function(f){if(!arguments.length)return a.scale();a.scale(f),b.scale(f*.6),c.scale(f),d.scale(f*1.5);return e.translate(a.translate())},e.translate=function(f){if(!arguments.length)return a.translate();var g=a.scale()/1e3,h=f[0],i=f[1];a.translate(f),b.translate([h-400*g,i+170*g]),c.translate([h-190*g,i+200*g]),d.translate([h+580*g,i+430*g]);return e};return e.scale(a.scale())};var a=Math.PI/180;d3.geo.equirectangular=function(){function c(c){var d=c[0]/360,e=-c[1]/360;return[a*d+b[0],a*e+b[1]]}var a=500,b=[480,250];c.invert=function(c){var d=(c[0]-b[0])/a,e=(c[1]-b[1])/a;return[360*d,-360*e]},c.scale=function(b){if(!arguments.length)return a;a=+b;return c},c.translate=function(a){if(!arguments.length)return b;b=[+a[0],+a[1]];return c};return c},d3.geo.mercator=function(){function d(d){var e=d[0]/360,f=-(Math.log(Math.tan(Math.PI/4+d[1]*a/2))/a)/360;return[b*e+c[0],b*Math.max(-0.5,Math.min(.5,f))+c[1]]}var b=500,c=[480,250];d.invert=function(d){var e=(d[0]-c[0])/b,f=(d[1]-c[1])/b;return[360*e,2*Math.atan(Math.exp(-360*f*a))/a-90]},d.scale=function(a){if(!arguments.length)return b;b=+a;return d},d.translate=function(a){if(!arguments.length)return c;c=[+a[0],+a[1]];return d};return d},d3.geo.path=function(){function n(a){return Math.abs(d3.geom.polygon(a.map(f)).area())}function l(a){var b=d3.geom.polygon(a[0].map(f)),c=b.centroid(1),d=c[0],e=c[1],g=Math.abs(b.area()),h=0,i=a.length;while(++h<i)b=d3.geom.polygon(a[h].map(f)),c=b.centroid(1),d-=c[0],e-=c[1],g-=Math.abs(b.area());return[d,e,6*g]}function k(a){var b=n(a[0]),c=0,d=a.length;while(++c<d)b-=n(a[c]);return b}function h(a){return f(a).join(",")}function g(c,f){typeof a=="function"&&(e=b(a.apply(this,arguments)));return d(i,c)}var a=4.5,e=b(a),f=d3.geo.albersUsa(),i={FeatureCollection:function(a){var b=[],c=a.features,e=-1,f=c.length;while(++e<f)b.push(d(i,c[e].geometry));return b.join("")},Feature:function(a){return d(i,a.geometry)},Point:function(a){return"M"+h(a.coordinates)+e},MultiPoint:function(a){var b=[],c=a.coordinates,d=-1,f=c.length;while(++d<f)b.push("M",h(c[d]),e);return b.join("")},LineString:function(a){var b=["M"],c=a.coordinates,d=-1,e=c.length;while(++d<e)b.push(h(c[d]),"L");b.pop();return b.join("")},MultiLineString:function(a){var b=[],c=a.coordinates,d=-1,e=c.length,f,g,i;while(++d<e){f=c[d],g=-1,i=f.length,b.push("M");while(++g<i)b.push(h(f[g]),"L");b.pop()}return b.join("")},Polygon:function(a){var b=[],c=a.coordinates,d=-1,e=c.length,f,g,i;while(++d<e){f=c[d],g=-1,i=f.length,b.push("M");while(++g<i)b.push(h(f[g]),"L");b[b.length-1]="Z"}return b.join("")},MultiPolygon:function(a){var b=[],c=a.coordinates,d=-1,e=c.length,f,g,i,j,k,l;while(++d<e){f=c[d],g=-1,i=f.length;while(++g<i){j=f[g],k=-1,l=j.length-1,b.push("M");while(++k<l)b.push(h(j[k]),"L");b[b.length-1]="Z"}}return b.join("")},GeometryCollection:function(a){var 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f},f.radius=function(a){if(!arguments.length)return e;e=+a;return f},f.distance=function(d,f){var g=b.call(this,d,f),h=c.call(this,d,f),i=g[0]*a,j=g[1]*a,k=h[0]*a,l=h[1]*a,m=Math.sin((l-j)/2),n=Math.sin((k-i)/2),o=m*m+Math.cos(j)*Math.cos(l)*n*n;return e*2*Math.atan2(Math.sqrt(o),Math.sqrt(1-o))};return f}})()
+(function(){function o(b,c){function r(b){var c=Math.sin(p-(b*=p))/q,d=Math.sin(b)/q,g=c*h*e+d*n*k,j=c*h*f+d*n*l,m=c*i+d*o;return[Math.atan2(j,g)/a,Math.atan2(m,Math.sqrt(g*g+j*j))/a]}var d=b[0]*a,e=Math.cos(d),f=Math.sin(d),g=b[1]*a,h=Math.cos(g),i=Math.sin(g),j=c[0]*a,k=Math.cos(j),l=Math.sin(j),m=c[1]*a,n=Math.cos(m),o=Math.sin(m),p=r.d=Math.acos(Math.max(-1,Math.min(1,i*o+h*n*Math.cos(j-d)))),q=Math.sin(p);return r}function n(a){return a.target}function m(a){return a.source}function l(a,b){for(var c=a.coordinates[0],d=0,e=c.length;d<e;d++)b.apply(null,c[d])}function k(a,b){b.apply(null,a.coordinates)}function j(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)for(var f=c[d][0],g=0,h=f.length;g<h;g++)b.apply(null,f[g])}function i(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)for(var f=c[d],g=0,h=f.length;g<h;g++)b.apply(null,f[g])}function h(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)b.apply(null,c[d])}function g(a,b){for(var 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b=[-98,38],c=[29.5,45.5],d=1e3,e=[480,250],f,g,h,i;j.invert=function(b){var c=(b[0]-e[0])/d,j=(b[1]-e[1])/d,k=i+j,l=Math.atan2(c,k),m=Math.sqrt(c*c+k*k);return[(f+l/g)/a,Math.asin((h-m*m*g*g)/(2*g))/a]},j.origin=function(a){if(!arguments.length)return b;b=[+a[0],+a[1]];return k()},j.parallels=function(a){if(!arguments.length)return c;c=[+a[0],+a[1]];return k()},j.scale=function(a){if(!arguments.length)return d;d=+a;return j},j.translate=function(a){if(!arguments.length)return e;e=[+a[0],+a[1]];return j};return k()},d3.geo.albersUsa=function(){function e(e){var f=e[0],g=e[1];return(g>50?b:f<-140?c:g<21?d:a)(e)}var a=d3.geo.albers(),b=d3.geo.albers().origin([-160,60]).parallels([55,65]),c=d3.geo.albers().origin([-160,20]).parallels([8,18]),d=d3.geo.albers().origin([-60,10]).parallels([8,18]);e.scale=function(f){if(!arguments.length)return a.scale();a.scale(f),b.scale(f*.6),c.scale(f),d.scale(f*1.5);return e.translate(a.translate())},e.translate=function(f){if(!arguments.length)return a.translate();var g=a.scale()/1e3,h=f[0],i=f[1];a.translate(f),b.translate([h-400*g,i+170*g]),c.translate([h-190*g,i+200*g]),d.translate([h+580*g,i+430*g]);return e};return e.scale(a.scale())},d3.geo.bonne=function(){function h(h){var i=h[0]*a-d,j=h[1]*a-e;if(f){var k=g+f-j,l=i*Math.cos(j)/k;i=k*Math.sin(l),j=k*Math.cos(l)-g}else i*=Math.cos(j),j*=-1;return[b*i+c[0],b*j+c[1]]}var b=200,c=[480,250],d,e,f,g;h.invert=function(e){var h=(e[0]-c[0])/b,i=(e[1]-c[1])/b;if(f){var j=g+i,k=Math.sqrt(h*h+j*j);i=g+f-k,h=d+k*Math.atan2(h,j)/Math.cos(i)}else i*=-1,h/=Math.cos(i);return[h/a,i/a]},h.parallel=function(b){if(!arguments.length)return f/a;g=1/Math.tan(f=b*a);return h},h.origin=function(b){if(!arguments.length)return[d/a,e/a];d=b[0]*a,e=b[1]*a;return h},h.scale=function(a){if(!arguments.length)return b;b=+a;return h},h.translate=function(a){if(!arguments.length)return c;c=[+a[0],+a[1]];return h};return h.origin([0,0]).parallel(45)},d3.geo.equirectangular=function(){function c(c){var d=c[0]/360,e=-c[1]/360;return[a*d+b[0],a*e+b[1]]}var a=500,b=[480,250];c.invert=function(c){var d=(c[0]-b[0])/a,e=(c[1]-b[1])/a;return[360*d,-360*e]},c.scale=function(b){if(!arguments.length)return a;a=+b;return c},c.translate=function(a){if(!arguments.length)return b;b=[+a[0],+a[1]];return c};return c},d3.geo.mercator=function(){function d(d){var e=d[0]/360,f=-(Math.log(Math.tan(Math.PI/4+d[1]*a/2))/a)/360;return[b*e+c[0],b*Math.max(-0.5,Math.min(.5,f))+c[1]]}var b=500,c=[480,250];d.invert=function(d){var e=(d[0]-c[0])/b,f=(d[1]-c[1])/b;return[360*e,2*Math.atan(Math.exp(-360*f*a))/a-90]},d.scale=function(a){if(!arguments.length)return b;b=+a;return d},d.translate=function(a){if(!arguments.length)return c;c=[+a[0],+a[1]];return d};return d},d3.geo.path=function(){function m(a){return Math.abs(d3.geom.polygon(a.map(e)).area())}function k(a){var b=d3.geom.polygon(a[0].map(e)),c=b.centroid(1),d=c[0],f=c[1],g=Math.abs(b.area()),h=0,i=a.length;while(++h<i)b=d3.geom.polygon(a[h].map(e)),c=b.centroid(1),d-=c[0],f-=c[1],g-=Math.abs(b.area());return[d,f,6*g]}function j(a){var b=m(a[0]),c=0,d=a.length;while(++c<d)b-=m(a[c]);return b}function g(a){return e(a).join(",")}function f(b,e){typeof a=="function"&&(d=c(a.apply(this,arguments)));return h(b)||null}var a=4.5,d=c(a),e=d3.geo.albersUsa(),h=b({FeatureCollection:function(a){var b=[],c=a.features,d=-1,e=c.length;while(++d<e)b.push(h(c[d].geometry));return b.join("")},Feature:function(a){return h(a.geometry)},Point:function(a){return"M"+g(a.coordinates)+d},MultiPoint:function(a){var b=[],c=a.coordinates,e=-1,f=c.length;while(++e<f)b.push("M",g(c[e]),d);return b.join("")},LineString:function(a){var b=["M"],c=a.coordinates,d=-1,e=c.length;while(++d<e)b.push(g(c[d]),"L");b.pop();return b.join("")},MultiLineString:function(a){var b=[],c=a.coordinates,d=-1,e=c.length,f,h,i;while(++d<e){f=c[d],h=-1,i=f.length,b.push("M");while(++h<i)b.push(g(f[h]),"L");b.pop()}return b.join("")},Polygon:function(a){var b=[],c=a.coordinates,d=-1,e=c.length,f,h,i;while(++d<e){f=c[d],h=-1;if((i=f.length-1)>0){b.push("M");while(++h<i)b.push(g(f[h]),"L");b[b.length-1]="Z"}}return b.join("")},MultiPolygon:function(a){var b=[],c=a.coordinates,d=-1,e=c.length,f,h,i,j,k,l;while(++d<e){f=c[d],h=-1,i=f.length;while(++h<i){j=f[h],k=-1;if((l=j.length-1)>0){b.push("M");while(++k<l)b.push(g(j[k]),"L");b[b.length-1]="Z"}}}return b.join("")},GeometryCollection:function(a){var b=[],c=a.geometries,d=-1,e=c.length;while(++d<e)b.push(h(c[d]));return b.join("")}}),i=f.area=b({FeatureCollection:function(a){var b=0,c=a.features,d=-1,e=c.length;while(++d<e)b+=i(c[d]);return b},Feature:function(a){return i(a.geometry)},Polygon:function(a){return j(a.coordinates)},MultiPolygon:function(a){var b=0,c=a.coordinates,d=-1,e=c.length;while(++d<e)b+=j(c[d]);return b},GeometryCollection:function(a){var b=0,c=a.geometries,d=-1,e=c.length;while(++d<e)b+=i(c[d]);return b}},0),l=f.centroid=b({Feature:function(a){return l(a.geometry)},Polygon:function(a){var b=k(a.coordinates);return[b[0]/b[2],b[1]/b[2]]},MultiPolygon:function(a){var b=0,c=a.coordinates,d,e=0,f=0,g=0,h=-1,i=c.length;while(++h<i)d=k(c[h]),e+=d[0],f+=d[1],g+=d[2];return[e/g,f/g]}});f.projection=function(a){e=a;return f},f.pointRadius=function(b){typeof b=="function"?a=b:(a=+b,d=c(a));return f};return f},d3.geo.bounds=function(a){var b=Infinity,c=Infinity,e=-Infinity,f=-Infinity;d(a,function(a,d){a<b&&(b=a),a>e&&(e=a),d<c&&(c=d),d>f&&(f=d)});return[[b,c],[e,f]]};var e={Feature:f,FeatureCollection:g,LineString:h,MultiLineString:i,MultiPoint:h,MultiPolygon:j,Point:k,Polygon:l};d3.geo.circle=function(){function k(a){var b=0,c=a.length,d,e,g=c?[a[0]]:a,h,i=f.source();while(++b<c){h=f.source(a[b-1])(a[b]).coordinates;for(d=0,e=h.length;++d<e;)g.push(h[d])}f.source(i);return g}function j(a){var b=-1,c=a.length,d=[],g,h,i,j,l;while(++b<c)l=f.distance(i=a[b]),l<e?(h&&d.push(o(h,i)((j-e)/(j-l))),d.push(i),g=h=null):(h=i,!g&&d.length&&(d.push(o(d[d.length-1],h)((e-j)/(l-j))),g=h)),j=l;h&&d.length&&(l=f.distance(i=d[0]),d.push(o(h,i)((j-e)/(j-l))));return k(d)}function h(a){return f.distance(a)<e}function g(){}var c=[0,0],d=89.99,e=d*a,f=d3.geo.greatArc().target(Object);g.clip=function(a){f.source(typeof c=="function"?c.apply(this,arguments):c);return i(a)};var i=b({FeatureCollection:function(a){var b=a.features.map(i).filter(Object);return b&&(a=Object.create(a),a.features=b,a)},Feature:function(a){var b=i(a.geometry);return b&&(a=Object.create(a),a.geometry=b,a)},Point:function(a){return h(a.coordinates)&&a},MultiPoint:function(a){var b=a.coordinates.filter(h);return b.length&&{type:a.type,coordinates:b}},LineString:function(a){var b=j(a.coordinates);return b.length&&(a=Object.create(a),a.coordinates=b,a)},MultiLineString:function(a){var b=a.coordinates.map(j).filter(function(a){return a.length});return b.length&&(a=Object.create(a),a.coordinates=b,a)},Polygon:function(a){var b=a.coordinates.map(j);return b[0].length&&(a=Object.create(a),a.coordinates=b,a)},MultiPolygon:function(a){var b=a.coordinates.map(function(a){return a.map(j)}).filter(function(a){return a[0].length});return b.length&&(a=Object.create(a),a.coordinates=b,a)},GeometryCollection:function(a){var b=a.geometries.map(i).filter(Object);return b.length&&(a=Object.create(a),a.geometries=b,a)}});g.origin=function(a){if(!arguments.length)return c;c=a;return g},g.angle=function(b){if(!arguments.length)return d;e=(d=+b)*a;return g},g.precision=function(a){if(!arguments.length)return f.precision();f.precision(a);return g};return g},d3.geo.greatArc=function(){function e(){var a=typeof b=="function"?b.apply(this,arguments):b,e=typeof c=="function"?c.apply(this,arguments):c,f=o(a,e),g=d/f.d,h=0,i=[a];while((h+=g)<1)i.push(f(h));i.push(e);return{type:"LineString",coordinates:i}}var b=m,c=n,d=6*a;e.distance=function(){var a=typeof b=="function"?b.apply(this,arguments):b,d=typeof c=="function"?c.apply(this,arguments):c;return o(a,d).d},e.source=function(a){if(!arguments.length)return b;b=a;return e},e.target=function(a){if(!arguments.length)return c;c=a;return e},e.precision=function(b){if(!arguments.length)return d/a;d=b*a;return e};return e},d3.geo.greatCircle=d3.geo.circle})()
View
41 d3.js
@@ -10,7 +10,7 @@ try {
d3_style_setProperty.call(this, name, value + "", priority);
};
}
-d3 = {version: "2.2.1"}; // semver
+d3 = {version: "2.3.0"}; // semver
var d3_array = d3_arraySlice; // conversion for NodeLists
function d3_arrayCopy(pseudoarray) {
@@ -530,7 +530,7 @@ var d3_format_types = {
e: function(x, p) { return x.toExponential(p); },
f: function(x, p) { return x.toFixed(p); },
r: function(x, p) {
- var n = 1 + Math.floor(1e-15 + Math.log(x) / Math.LN10);
+ var n = x ? 1 + Math.floor(1e-15 + Math.log(x) / Math.LN10) : 1;
return d3.round(x, p - n).toFixed(Math.max(0, Math.min(20, p - n)));
}
};
@@ -2294,8 +2294,8 @@ function d3_scale_log(linear, log) {
if (extent.every(isFinite)) {
var i = Math.floor(extent[0]),
j = Math.ceil(extent[1]),
- u = pow(extent[0]),
- v = pow(extent[1]);
+ u = Math.round(pow(extent[0])),
+ v = Math.round(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);
@@ -2310,8 +2310,15 @@ function d3_scale_log(linear, log) {
return ticks;
};
- scale.tickFormat = function() {
- return d3_scale_logTickFormat;
+ scale.tickFormat = function(n, format) {
+ if (arguments.length < 2) format = d3_scale_logFormat;
+ if (arguments.length < 1) return format;
+ var k = n / scale.ticks().length,
+ f = log === d3_scale_logn ? (e = -1e-15, Math.floor) : (e = 1e-15, Math.ceil),
+ e;
+ return function(d) {
+ return d / pow(f(log(d) + e)) < k ? format(d) : "";
+ };
};
scale.copy = function() {
@@ -2321,6 +2328,8 @@ function d3_scale_log(linear, log) {
return d3_scale_linearRebind(scale, linear);
};
+var d3_scale_logFormat = d3.format("e");
+
function d3_scale_logp(x) {
return Math.log(x) / Math.LN10;
}
@@ -2336,10 +2345,6 @@ d3_scale_logp.pow = function(x) {
d3_scale_logn.pow = function(x) {
return -Math.pow(10, -x);
};
-
-function d3_scale_logTickFormat(d) {
- return d.toPrecision(1);
-}
d3.scale.pow = function() {
return d3_scale_pow(d3.scale.linear(), 1);
};
@@ -3727,6 +3732,7 @@ d3.behavior.drag = function() {
// snapshot the local context for subsequent dispatch
function start() {
d3_behavior_dragEvent = event;
+ d3_behavior_dragEventTarget = d3.event.target;
d3_behavior_dragOffset = d3_behavior_dragPoint((d3_behavior_dragTarget = this).parentNode);
d3_behavior_dragMoved = 0;
d3_behavior_dragArguments = arguments;
@@ -3746,6 +3752,7 @@ d3.behavior.drag = function() {
};
var d3_behavior_dragEvent,
+ d3_behavior_dragEventTarget,
d3_behavior_dragTarget,
d3_behavior_dragArguments,
d3_behavior_dragOffset,
@@ -3797,16 +3804,17 @@ function d3_behavior_dragUp() {
// If the node was moved, prevent the mouseup from propagating.
// Also prevent the subsequent click from propagating (e.g., for anchors).
- if (d3_behavior_dragMoved) {
+ if (d3_behavior_dragMoved && d3_behavior_dragEventTarget === d3.event.target) {
d3_behavior_dragStopClick = true;
d3_behavior_dragCancel();
}
}
function d3_behavior_dragClick() {
- if (d3_behavior_dragStopClick) {
+ if (d3_behavior_dragStopClick && d3_behavior_dragEventTarget === d3.event.target) {
d3_behavior_dragCancel();
d3_behavior_dragStopClick = false;
+ d3_behavior_dragEventTarget = null;
}
}
@@ -3840,6 +3848,7 @@ d3.behavior.zoom = function() {
function start() {
d3_behavior_zoomXyz = xyz;
d3_behavior_zoomDispatch = event.zoom.dispatch;
+ d3_behavior_zoomEventTarget = d3.event.target;
d3_behavior_zoomTarget = this;
d3_behavior_zoomArguments = arguments;
}
@@ -3892,6 +3901,7 @@ var d3_behavior_zoomDiv,
d3_behavior_zoomLast = 0,
d3_behavior_zoomXyz,
d3_behavior_zoomDispatch,
+ d3_behavior_zoomEventTarget,
d3_behavior_zoomTarget,
d3_behavior_zoomArguments,
d3_behavior_zoomMoved,
@@ -3982,17 +3992,20 @@ function d3_behavior_zoomMousemove() {
function d3_behavior_zoomMouseup() {
if (d3_behavior_zoomPanning) {
- if (d3_behavior_zoomMoved) d3_behavior_zoomStopClick = true;
+ if (d3_behavior_zoomMoved && d3_behavior_zoomEventTarget === d3.event.target) {
+ d3_behavior_zoomStopClick = true;
+ }
d3_behavior_zoomMousemove();
d3_behavior_zoomPanning = null;
}
}
function d3_behavior_zoomClick() {
- if (d3_behavior_zoomStopClick) {
+ if (d3_behavior_zoomStopClick && d3_behavior_zoomEventTarget === d3.event.target) {
d3.event.stopPropagation();
d3.event.preventDefault();
d3_behavior_zoomStopClick = false;
+ d3_behavior_zoomEventTarget = null;
}
}
View
1  d3.layout.js
@@ -245,6 +245,7 @@ d3.layout.force = function() {
node.py -= dy * k;
}
}
+ return !quad.charge;
};
}
View
2  d3.layout.min.js
@@ -1 +1 @@
-(function(){function bc(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];e<0&&(c+=e/2,e=0),f<0&&(d+=f/2,f=0);return{x:c,y:d,dx:e,dy:f}}function bb(a){return{x:a.x,y:a.y,dx:a.dx,dy:a.dy}}function ba(a,b,c){return a._tree.ancestor.parent==b.parent?a._tree.ancestor:c}function _(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 $(a){var b=0,c=0,d=a.children,e=d.length,f;while(--e>=0)f=d[e]._tree,f.prelim+=b,f.mod+=b,b+=f.shift+(c+=f.change)}function Z(a,b){function c(a,d){var e=a.children;if(e){var f,g=null,h=-1,i=e.length;while(++h<i)f=e[h],c(f,g),g=f}b(a,d)}c(a,null)}function Y(a,b){return a.depth-b.depth}function X(a,b){return b.x-a.x}function W(a,b){return a.x-b.x}function V(a,b){var c=a.children;if(c){var d,e=c.length,f=-1;while(++f<e)b(d=V(c[f],b),a)>0&&(a=d)}return a}function U(a){return a.children?a.children[a.children.length-1]:a._tree.thread}function T(a){return a.children?a.children[0]:a._tree.thread}function S(a,b){return a.parent==b.parent?1:2}function R(a){var b=a.children,c;return b&&(c=b.length)?R(b[c-1]):a}function Q(a){var b=a.children;return b&&b.length?Q(b[0]):a}function P(a){return a.reduce(function(a,b){return a+b.x},0)/a.length}function O(a){return 1+d3.max(a,function(a){return a.y})}function N(a,b,c){var d=a.r+c.r,e=b.x-a.x,f=b.y-a.y;if(d&&(e||f)){var g=b.r+c.r,h=Math.sqrt(e*e+f*f),i=Math.max(-1,Math.min(1,(d*d+h*h-g*g)/(2*d*h))),j=Math.acos(i),k=i*(d/=h),l=Math.sin(j)*d;c.x=a.x+k*e+l*f,c.y=a.y+k*f-l*e}else c.x=a.x+d,c.y=a.y}function M(a,b,c,d){var e=a.children;a.x=b+=d*a.x,a.y=c+=d*a.y,a.r*=d;if(e){var f=-1,g=e.length;while(++f<g)M(e[f],b,c,d)}}function L(a){var b=a.children;b&&b.length?(b.forEach(L),a.r=I(b)):a.r=Math.sqrt(a.value)}function K(a){delete a._pack_next,delete a._pack_prev}function J(a){a._pack_next=a._pack_prev=a}function I(a){function 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View
17 examples/azimuthal/azimuthal.html
@@ -2,7 +2,7 @@
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
- <title>Polar Stereographic Projection</title>
+ <title>Azimuthal Projection</title>
<script type="text/javascript" src="../../d3.js"></script>
<script type="text/javascript" src="../../d3.geo.js"></script>
<script type="text/javascript" src="../../lib/jquery/jquery.min.js"></script>
@@ -12,6 +12,13 @@
<body>
<h3>Azimuthal Projection</h3>
<script type="text/javascript" src="azimuthal.js"></script><p>
+ <select id="mode">
+ <option value="stereographic">stereographic</option>
+ <option value="orthographic">orthographic</option>
+ <option value="equidistant">equidistant</option>
+ <option value="gnomonic">gnomonic</option>
+ <option value="equalarea">equalarea</option>
+ </select>
<div id="lon">origin.longitude: <span>0</span></div>
<div id="lat">origin.latitude: <span>0</span></div><p>
<div id="scale">scale: <span>240</span></div><p>
@@ -28,6 +35,7 @@
var origin = xy.origin();
origin[0] = ui.value;
xy.origin(origin);
+ circle.origin(origin);
refresh();
}
});
@@ -41,6 +49,7 @@
var origin = xy.origin();
origin[1] = ui.value;
xy.origin(origin);
+ circle.origin(origin);
refresh();
}
});
@@ -79,6 +88,12 @@
}
});
+$("#mode").change(function() {
+ var mode = $(this).val();
+ xy.mode(mode);
+ refresh(500);
+});
+
</script>
</body>
</html>
View
10 examples/azimuthal/azimuthal.js
@@ -1,4 +1,5 @@
var xy = d3.geo.azimuthal().scale(240).mode("stereographic"),
+ circle = d3.geo.greatCircle(),
path = d3.geo.path().projection(xy),
svg = d3.select("body").append("svg:svg");
@@ -6,14 +7,15 @@ d3.json("../data/world-countries.json", function(collection) {
svg.selectAll("path")
.data(collection.features)
.enter().append("svg:path")
- .attr("d", path)
+ .attr("d", function(d) { return path(circle.clip(d)); })
.append("svg:title")
.text(function(d) { return d.properties.name; });
});
-function refresh() {
- svg.selectAll("path")
- .attr("d", path);
+function refresh(duration) {
+ var p = svg.selectAll("path");
+ if (duration) p = p.transition().duration(duration);
+ p.attr("d", function(d) { return path(circle.clip(d)); });
d3.select("#lon span")
.text(xy.origin()[0]);
d3.select("#lat span")
View
159 examples/bonne/bonne.html
@@ -0,0 +1,159 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
+ <title>Bonne Projection</title>
+ <script type="text/javascript" src="../../d3.js"></script>
+ <script type="text/javascript" src="../../d3.geo.js"></script>
+ <script type="text/javascript" src="../../lib/jquery/jquery.min.js"></script>
+ <script type="text/javascript" src="../../lib/jquery-ui/jquery-ui.min.js"></script>
+ <style type="text/css">
+
+@import url("../../lib/jquery-ui/jquery-ui.css");
+
+body, .ui-widget {
+ font: 14px Helvetica Neue;
+}
+
+svg {
+ width: 960px;
+ height: 500px;
+ border: solid 1px #ccc;
+ background: #eee;
+}
+
+line {
+ stroke: brown;
+ stroke-dasharray: 4,2;
+}
+
+path {
+ fill: #ccc;
+ stroke: #fff;
+}
+
+div {
+ width: 960px;
+}
+
+ </style>
+ </head>
+ <body>
+ <h3>Bonne Projection</h3>
+ <script type="text/javascript">
+
+// Our projection.
+var xy = d3.geo.bonne(),
+ path = d3.geo.path().projection(xy);
+
+var countries = d3.select("body").append("svg:svg")
+ .attr("id", "countries");
+
+d3.json("../data/world-countries.json", function(collection) {
+ countries.selectAll("path")
+ .data(collection.features)
+ .enter().append("svg:path")
+ .attr("d", path)
+ .append("svg:title")
+ .text(function(d) { return d.properties.name; });
+});
+
+function refresh() {
+ countries.selectAll("path")
+ .attr("d", path);
+ d3.select("#lon span")
+ .text(xy.origin()[0]);
+ d3.select("#lat span")
+ .text(xy.origin()[1]);
+ d3.select("#parallel span")
+ .text(xy.parallel());
+ d3.select("#scale span")
+ .text(xy.scale());
+ d3.select("#translate-x span")
+ .text(xy.translate()[0]);
+ d3.select("#translate-y span")
+ .text(xy.translate()[1]);
+}
+
+ </script><p>
+ <div id="lon">origin.longitude: <span>0</span></div>
+ <div id="lat">origin.latitude: <span>0</span></div><p>
+ <div id="parallel">parallel: <span>45</span></div><p>
+ <div id="scale">scale: <span>200</span></div><p>
+ <div id="translate-x">translate.x: <span>480</span></div>
+ <div id="translate-y">translate.y: <span>250</span></div>
+ <script type="text/javascript">
+
+$("#lon").slider({
+ min: -180,
+ max: 180,
+ step: 1e-1,
+ value: 0,
+ slide: function(event, ui) {
+ var origin = xy.origin();
+ origin[0] = ui.value;
+ xy.origin(origin);
+ refresh();
+ }
+});
+
+$("#lat").slider({
+ min: -90,
+ max: 90,
+ step: 1e-1,
+ value: 0,
+ slide: function(event, ui) {
+ var origin = xy.origin();
+ origin[1] = ui.value;
+ xy.origin(origin);
+ refresh();
+ }
+});
+
+$("#parallel").slider({
+ min: 0,
+ max: 90,
+ value: 45,
+ slide: function(event, ui) {
+ xy.parallel(ui.value);
+ refresh();
+ }
+});
+
+$("#scale").slider({
+ min: 0,
+ max: 800,
+ value: 200,
+ slide: function(event, ui) {
+ xy.scale(ui.value);
+ refresh();
+ }
+});
+
+$("#translate-x").slider({
+ min: -2000,
+ max: 2000,
+ value: 480,
+ slide: function(event, ui) {
+ var translate = xy.translate();
+ translate[0] = ui.value;
+ xy.translate(translate);
+ refresh();
+ }
+});
+
+$("#translate-y").slider({
+ min: -2000,
+ max: 2000,
+ value: 250,
+ slide: function(event, ui) {
+ var translate = xy.translate();
+ translate[1] = ui.value;
+ xy.translate(translate);
+ refresh();
+ }
+});
+
+ </script>
+ </body>
+</html>
View
5 examples/data/README
@@ -1,5 +0,0 @@
-These are derived from the cartographic boundary files from the 2000 U.S. Census:
-
-http://www.census.gov/geo/www/cob/bdy_files.html
-
-Then, MapShaper was used to simplify the geometry, and ogr2ogr to convert the shapefiles to GeoJSON. Some additional work was done to preserve the FIPS codes, which are dropped from the shapefiles by MapShaper.
View
13 examples/data/README.md
@@ -0,0 +1,13 @@
+## World Boundaries
+
+These are derived from the public domain [Natural Earth](http://www.naturalearthdata.com/downloads/) cultural vector files, 110m resolution. Then, ogr2ogr was used to convert to GeoJSON. Lastly, the data was cleaned up slightly, removing extra properties and a degenerate edge from Antarctica.
+
+ collection.features.forEach(function(d, i) {
+ d.id = d.properties.ISO_A3;
+ d.properties = {name: d.properties.SOVEREIGNT};
+ });
+
+## United States Boundaries
+
+These are derived from the cartographic boundary files from the 2000 [U.S. Census](http://www.census.gov/geo/www/cob/bdy_files.html
+). Then, MapShaper was used to simplify the geometry, and ogr2ogr to convert the shapefiles to GeoJSON. Some additional work was done to preserve the FIPS codes, which are dropped from the shapefiles by MapShaper.
View
55 examples/data/us-state-centroids.json
@@ -1 +1,54 @@
-{"type":"FeatureCollection","features":[{"type":"Feature","id":"01","geometry":{"type":"Point","coordinates":[-86.766233,33.001471]},"properties":{"name":"Alabama ","population":4447100}},{"type":"Feature","id":"02","geometry":{"type":"Point","coordinates":[-148.716968,61.288254]},"properties":{"name":"Alaska ","population":626932}},{"type":"Feature","id":"04","geometry":{"type":"Point","coordinates":[-111.828711,33.373506]},"properties":{"name":"Arizona ","population":5130632}},{"type":"Feature","id":"05","geometry":{"type":"Point","coordinates":[-92.576816,35.080251]},"properties":{"name":"Arkansas ","population":2673400}},{"type":"Feature","id":"06","geometry":{"type":"Point","coordinates":[-119.355165,35.458606]},"properties":{"name":"California ","population":33871648}},{"type":"Feature","id":"08","geometry":{"type":"Point","coordinates":[-105.203628,39.500656]},"properties":{"name":"Colorado ","population":4301261}},{"type":"Feature","id":"09","geometry":{"type":"Point","coordinates":[-72.874365,41.494852]},"properties":{"name":"Connecticut ","population":3405565}},{"type":"Feature","id":"10","geometry":{"type":"Point","coordinates":[-75.561908,39.397164]},"properties":{"name":"Delaware ","population":783600}},{"type":"Feature","id":"11","geometry":{"type":"Point","coordinates":[-77.014001,38.910092]},"properties":{"name":"District of Columbia ","population":572059}},{"type":"Feature","id":"12","geometry":{"type":"Point","coordinates":[-81.634622,27.795850]},"properties":{"name":"Florida ","population":15982378}},{"type":"Feature","id":"13","geometry":{"type":"Point","coordinates":[-83.868887,33.332208]},"properties":{"name":"Georgia ","population":8186453}},{"type":"Feature","id":"15","geometry":{"type":"Point","coordinates":[-157.524452,21.146768]},"properties":{"name":"Hawaii ","population":1211537}},{"type":"Feature","id":"16","geometry":{"type":"Point","coordinates":[-115.133222,44.242605]},"properties":{"name":"Idaho ","population":1293953}},{"type":"Feature","id":"17","geometry":{"type":"Point","coordinates":[-88.380238,41.278216]},"properties":{"name":"Illinois ","population":12419293}},{"type":"Feature","id":"18","geometry":{"type":"Point","coordinates":[-86.261515,40.163935]},"properties":{"name":"Indiana ","population":6080485}},{"type":"Feature","id":"19","geometry":{"type":"Point","coordinates":[-93.049161,41.960392]},"properties":{"name":"Iowa ","population":2926324}},{"type":"Feature","id":"20","geometry":{"type":"Point","coordinates":[-96.536052,38.454303]},"properties":{"name":"Kansas ","population":2688418}},{"type":"Feature","id":"21","geometry":{"type":"Point","coordinates":[-85.241819,37.808159]},"properties":{"name":"Kentucky ","population":4041769}},{"type":"Feature","id":"22","geometry":{"type":"Point","coordinates":[-91.457133,30.699270]},"properties":{"name":"Louisiana ","population":4468976}},{"type":"Feature","id":"23","geometry":{"type":"Point","coordinates":[-69.719931,44.313614]},"properties":{"name":"Maine ","population":1274923}},{"type":"Feature","id":"24","geometry":{"type":"Point","coordinates":[-76.797396,39.145653]},"properties":{"name":"Maryland ","population":5296486}},{"type":"Feature","id":"25","geometry":{"type":"Point","coordinates":[-71.363628,42.271831]},"properties":{"name":"Massachusetts ","population":6349097}},{"type":"Feature","id":"26","geometry":{"type":"Point","coordinates":[-84.170753,42.866412]},"properties":{"name":"Michigan ","population":9938444}},{"type":"Feature","id":"27","geometry":{"type":"Point","coordinates":[-93.583003,45.210782]},"properties":{"name":"Minnesota ","population":4919479}},{"type":"Feature","id":"28","geometry":{"type":"Point","coordinates":[-89.593164,32.566420]},"properties":{"name":"Mississippi ","population":2844658}},{"type":"Feature","id":"29","geometry":{"type":"Point","coordinates":[-92.153770,38.437715]},"properties":{"name":"Missouri ","population":5595211}},{"type":"Feature","id":"30","geometry":{"type":"Point","coordinates":[-111.209708,46.813302]},"properties":{"name":"Montana ","population":902195}},{"type":"Feature","id":"31","geometry":{"type":"Point","coordinates":[-97.403875,41.183753]},"properties":{"name":"Nebraska ","population":1711263}},{"type":"Feature","id":"32","geometry":{"type":"Point","coordinates":[-116.304648,37.165965]},"properties":{"name":"Nevada ","population":1998257}},{"type":"Feature","id":"33","geometry":{"type":"Point","coordinates":[-71.463342,43.153046]},"properties":{"name":"New Hampshire ","population":1235786}},{"type":"Feature","id":"34","geometry":{"type":"Point","coordinates":[-74.428055,40.438458]},"properties":{"name":"New Jersey ","population":8414350}},{"type":"Feature","id":"35","geometry":{"type":"Point","coordinates":[-106.342108,34.623012]},"properties":{"name":"New Mexico ","population":1819046}},{"type":"Feature","id":"36","geometry":{"type":"Point","coordinates":[-74.645228,41.507548]},"properties":{"name":"New York ","population":18976457}},{"type":"Feature","id":"37","geometry":{"type":"Point","coordinates":[-79.667654,35.553334]},"properties":{"name":"North Carolina ","population":8049313}},{"type":"Feature","id":"38","geometry":{"type":"Point","coordinates":[-99.334736,47.375168]},"properties":{"name":"North Dakota ","population":642200}},{"type":"Feature","id":"39","geometry":{"type":"Point","coordinates":[-82.749366,40.480854]},"properties":{"name":"Ohio ","population":11353140}},{"type":"Feature","id":"40","geometry":{"type":"Point","coordinates":[-96.834653,35.597940]},"properties":{"name":"Oklahoma ","population":3450654}},{"type":"Feature","id":"41","geometry":{"type":"Point","coordinates":[-122.579524,44.732273]},"properties":{"name":"Oregon ","population":3421399}},{"type":"Feature","id":"42","geometry":{"type":"Point","coordinates":[-77.075925,40.463528]},"properties":{"name":"Pennsylvania ","population":12281054}},{"type":"Feature","id":"44","geometry":{"type":"Point","coordinates":[-71.448902,41.753318]},"properties":{"name":"Rhode Island ","population":1048319}},{"type":"Feature","id":"45","geometry":{"type":"Point","coordinates":[-81.032387,34.034551]},"properties":{"name":"South Carolina ","population":4012012}},{"type":"Feature","id":"46","geometry":{"type":"Point","coordinates":[-99.043799,44.047502]},"properties":{"name":"South Dakota ","population":754844}},{"type":"Feature","id":"47","geometry":{"type":"Point","coordinates":[-86.397772,35.795862]},"properties":{"name":"Tennessee ","population":5689283}},{"type":"Feature","id":"48","geometry":{"type":"Point","coordinates":[-97.388631,30.943149]},"properties":{"name":"Texas ","population":20851820}},{"type":"Feature","id":"49","geometry":{"type":"Point","coordinates":[-111.900160,40.438987]},"properties":{"name":"Utah ","population":2233169}},{"type":"Feature","id":"50","geometry":{"type":"Point","coordinates":[-72.814309,44.081127]},"properties":{"name":"Vermont ","population":608827}},{"type":"Feature","id":"51","geometry":{"type":"Point","coordinates":[-77.835857,37.750345]},"properties":{"name":"Virginia ","population":7078515}},{"type":"Feature","id":"53","geometry":{"type":"Point","coordinates":[-121.624501,47.341728]},"properties":{"name":"Washington ","population":5894121}},{"type":"Feature","id":"54","geometry":{"type":"Point","coordinates":[-80.820221,38.767195]},"properties":{"name":"West Virginia ","population":1808344}},{"type":"Feature","id":"55","geometry":{"type":"Point","coordinates":[-89.001006,43.728544]},"properties":{"name":"Wisconsin ","population":5363675}},{"type":"Feature","id":"56","geometry":{"type":"Point","coordinates":[-107.008835,42.675762]},"properties":{"name":"Wyoming ","population":493782}},{"type":"Feature","id":"72","geometry":{"type":"Point","coordinates":[-66.58765,18.19958]},"properties":{"code":"PR","name":"Puerto Rico","population":3808610}}]}
+{"type":"FeatureCollection","features":[
+{"type":"Feature","id":"01","geometry":{"type":"Point","coordinates":[-86.766233,33.001471]},"properties":{"name":"Alabama","population":4447100}},
+{"type":"Feature","id":"02","geometry":{"type":"Point","coordinates":[-148.716968,61.288254]},"properties":{"name":"Alaska","population":626932}},
+{"type":"Feature","id":"04","geometry":{"type":"Point","coordinates":[-111.828711,33.373506]},"properties":{"name":"Arizona","population":5130632}},
+{"type":"Feature","id":"05","geometry":{"type":"Point","coordinates":[-92.576816,35.080251]},"properties":{"name":"Arkansas","population":2673400}},
+{"type":"Feature","id":"06","geometry":{"type":"Point","coordinates":[-119.355165,35.458606]},"properties":{"name":"California","population":33871648}},
+{"type":"Feature","id":"08","geometry":{"type":"Point","coordinates":[-105.203628,39.500656]},"properties":{"name":"Colorado","population":4301261}},
+{"type":"Feature","id":"09","geometry":{"type":"Point","coordinates":[-72.874365,41.494852]},"properties":{"name":"Connecticut","population":3405565}},
+{"type":"Feature","id":"10","geometry":{"type":"Point","coordinates":[-75.561908,39.397164]},"properties":{"name":"Delaware","population":783600}},
+{"type":"Feature","id":"11","geometry":{"type":"Point","coordinates":[-77.014001,38.910092]},"properties":{"name":"District of Columbia","population":572059}},
+{"type":"Feature","id":"12","geometry":{"type":"Point","coordinates":[-81.634622,27.795850]},"properties":{"name":"Florida","population":15982378}},
+{"type":"Feature","id":"13","geometry":{"type":"Point","coordinates":[-83.868887,33.332208]},"properties":{"name":"Georgia","population":8186453}},
+{"type":"Feature","id":"15","geometry":{"type":"Point","coordinates":[-157.524452,21.146768]},"properties":{"name":"Hawaii","population":1211537}},
+{"type":"Feature","id":"16","geometry":{"type":"Point","coordinates":[-115.133222,44.242605]},"properties":{"name":"Idaho","population":1293953}},
+{"type":"Feature","id":"17","geometry":{"type":"Point","coordinates":[-88.380238,41.278216]},"properties":{"name":"Illinois","population":12419293}},
+{"type":"Feature","id":"18","geometry":{"type":"Point","coordinates":[-86.261515,40.163935]},"properties":{"name":"Indiana","population":6080485}},
+{"type":"Feature","id":"19","geometry":{"type":"Point","coordinates":[-93.049161,41.960392]},"properties":{"name":"Iowa","population":2926324}},
+{"type":"Feature","id":"20","geometry":{"type":"Point","coordinates":[-96.536052,38.454303]},"properties":{"name":"Kansas","population":2688418}},
+{"type":"Feature","id":"21","geometry":{"type":"Point","coordinates":[-85.241819,37.808159]},"properties":{"name":"Kentucky","population":4041769}},
+{"type":"Feature","id":"22","geometry":{"type":"Point","coordinates":[-91.457133,30.699270]},"properties":{"name":"Louisiana","population":4468976}},
+{"type":"Feature","id":"23","geometry":{"type":"Point","coordinates":[-69.719931,44.313614]},"properties":{"name":"Maine","population":1274923}},
+{"type":"Feature","id":"24","geometry":{"type":"Point","coordinates":[-76.797396,39.145653]},"properties":{"name":"Maryland","population":5296486}},
+{"type":"Feature","id":"25","geometry":{"type":"Point","coordinates":[-71.363628,42.271831]},"properties":{"name":"Massachusetts","population":6349097}},
+{"type":"Feature","id":"26","geometry":{"type":"Point","coordinates":[-84.170753,42.866412]},"properties":{"name":"Michigan","population":9938444}},
+{"type":"Feature","id":"27","geometry":{"type":"Point","coordinates":[-93.583003,45.210782]},"properties":{"name":"Minnesota","population":4919479}},
+{"type":"Feature","id":"28","geometry":{"type":"Point","coordinates":[-89.593164,32.566420]},"properties":{"name":"Mississippi","population":2844658}},
+{"type":"Feature","id":"29","geometry":{"type":"Point","coordinates":[-92.153770,38.437715]},"properties":{"name":"Missouri","population":5595211}},
+{"type":"Feature","id":"30","geometry":{"type":"Point","coordinates":[-111.209708,46.813302]},"properties":{"name":"Montana","population":902195}},
+{"type":"Feature","id":"31","geometry":{"type":"Point","coordinates":[-97.403875,41.183753]},"properties":{"name":"Nebraska","population":1711263}},
+{"type":"Feature","id":"32","geometry":{"type":"Point","coordinates":[-116.304648,37.165965]},"properties":{"name":"Nevada","population":1998257}},
+{"type":"Feature","id":"33","geometry":{"type":"Point","coordinates":[-71.463342,43.153046]},"properties":{"name":"New Hampshire","population":1235786}},
+{"type":"Feature","id":"34","geometry":{"type":"Point","coordinates":[-74.428055,40.438458]},"properties":{"name":"New Jersey","population":8414350}},
+{"type":"Feature","id":"35","geometry":{"type":"Point","coordinates":[-106.342108,34.623012]},"properties":{"name":"New Mexico","population":1819046}},
+{"type":"Feature","id":"36","geometry":{"type":"Point","coordinates":[-74.645228,41.507548]},"properties":{"name":"New York","population":18976457}},
+{"type":"Feature","id":"37","geometry":{"type":"Point","coordinates":[-79.667654,35.553334]},"properties":{"name":"North Carolina","population":8049313}},
+{"type":"Feature","id":"38","geometry":{"type":"Point","coordinates":[-99.334736,47.375168]},"properties":{"name":"North Dakota","population":642200}},
+{"type":"Feature","id":"39","geometry":{"type":"Point","coordinates":[-82.749366,40.480854]},"properties":{"name":"Ohio","population":11353140}},
+{"type":"Feature","id":"40","geometry":{"type":"Point","coordinates":[-96.834653,35.597940]},"properties":{"name":"Oklahoma","population":3450654}},
+{"type":"Feature","id":"41","geometry":{"type":"Point","coordinates":[-122.579524,44.732273]},"properties":{"name":"Oregon","population":3421399}},
+{"type":"Feature","id":"42","geometry":{"type":"Point","coordinates":[-77.075925,40.463528]},"properties":{"name":"Pennsylvania","population":12281054}},
+{"type":"Feature","id":"44","geometry":{"type":"Point","coordinates":[-71.448902,41.753318]},"properties":{"name":"Rhode Island","population":1048319}},
+{"type":"Feature","id":"45","geometry":{"type":"Point","coordinates":[-81.032387,34.034551]},"properties":{"name":"South Carolina","population":4012012}},
+{"type":"Feature","id":"46","geometry":{"type":"Point","coordinates":[-99.043799,44.047502]},"properties":{"name":"South Dakota","population":754844}},
+{"type":"Feature","id":"47","geometry":{"type":"Point","coordinates":[-86.397772,35.795862]},"properties":{"name":"Tennessee","population":5689283}},
+{"type":"Feature","id":"48","geometry":{"type":"Point","coordinates":[-97.388631,30.943149]},"properties":{"name":"Texas","population":20851820}},
+{"type":"Feature","id":"49","geometry":{"type":"Point","coordinates":[-111.900160,40.438987]},"properties":{"name":"Utah","population":2233169}},
+{"type":"Feature","id":"50","geometry":{"type":"Point","coordinates":[-72.814309,44.081127]},"properties":{"name":"Vermont","population":608827}},
+{"type":"Feature","id":"51","geometry":{"type":"Point","coordinates":[-77.835857,37.750345]},"properties":{"name":"Virginia","population":7078515}},
+{"type":"Feature","id":"53","geometry":{"type":"Point","coordinates":[-121.624501,47.341728]},"properties":{"name":"Washington","population":5894121}},
+{"type":"Feature","id":"54","geometry":{"type":"Point","coordinates":[-80.820221,38.767195]},"properties":{"name":"West Virginia","population":1808344}},
+{"type":"Feature","id":"55","geometry":{"type":"Point","coordinates":[-89.001006,43.728544]},"properties":{"name":"Wisconsin","population":5363675}},
+{"type":"Feature","id":"56","geometry":{"type":"Point","coordinates":[-107.008835,42.675762]},"properties":{"name":"Wyoming","population":493782}},
+{"type":"Feature","id":"72","geometry":{"type":"Point","coordinates":[-66.58765,18.19958]},"properties":{"code":"PR","name":"Puerto Rico","population":3808610}}
+]}
View
423 examples/data/world-countries.json
178 additions, 245 deletions not shown
View
14 examples/force/force-cluster.html
@@ -197,12 +197,12 @@
hullg.selectAll("path.hull").remove();
hull = hullg.selectAll("path.hull")
- .data(convexHulls(net.nodes, getGroup, off))
+ .data(convexHulls(net.nodes, getGroup, off))
.enter().append("svg:path")
- .attr("class", "hull")
- .attr("d", drawCluster)
- .style("fill", function(d) { return fill(d.group); })
- .on("dblclick", function(d) { expand[d.group] = false; init(); });
+ .attr("class", "hull")
+ .attr("d", drawCluster)
+ .style("fill", function(d) { return fill(d.group); })
+ .on("dblclick", function(d) { expand[d.group] = false; init(); });
link = linkg.selectAll("line.link").data(net.links, linkid);
link.exit().remove();
@@ -213,7 +213,6 @@
.attr("x2", function(d) { return d.target.x; })
.attr("y2", function(d) { return d.target.y; })
.style("stroke-width", function(d) { return d.size || 1; });
- link = linkg.selectAll("line.link");
node = nodeg.selectAll("circle.node").data(net.nodes, nodeid);
node.exit().remove();
@@ -227,8 +226,7 @@
if (d.size) { expand[d.group] = true; init(); }
});
- node = nodeg.selectAll("circle.node")
- .call(force.drag);
+ node.call(force.drag);
force.on("tick", function() {
if (!hull.empty()) {
View
78 examples/great-arc/great-arc.html
@@ -0,0 +1,78 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <title>Great Arc</title>
+ <script type="text/javascript" src="../../d3.js"></script>
+ <script type="text/javascript" src="../../d3.geo.js"></script>
+ <style type="text/css">
+
+#states path {
+ fill: #ddd;
+ stroke: #fff;
+}
+
+#arcs path {
+ fill: none;
+ stroke: #000;
+ stroke-width: .5px;
+ stroke-opacity: .2;
+}
+
+ </style>
+ </head>
+ <body>
+ <script type="text/javascript">
+
+var w = 960,
+ h = 500;
+
+var projection = d3.geo.azimuthal()
+ .origin([-115, 50])
+ .scale(500);
+
+var path = d3.geo.path()
+ .projection(projection);
+
+var arc = d3.geo.greatArc();
+
+var svg = d3.select("body").append("svg:svg")
+ .attr("width", w)
+ .attr("height", h);
+
+var states = svg.append("svg:g")
+ .attr("id", "states");
+
+var arcs = svg.append("svg:g")
+ .attr("id", "arcs");
+
+d3.json("../data/us-states.json", function(collection) {
+ states.selectAll("path")
+ .data(collection.features)
+ .enter().append("svg:path")
+ .attr("d", path);
+});
+
+d3.json("../data/us-state-centroids.json", function(collection) {
+ var links = [];
+
+ // Create a link between each state centroid.
+ collection.features.forEach(function(a) {
+ collection.features.forEach(function(b) {
+ if (a !== b) {
+ links.push({
+ source: a.geometry.coordinates,
+ target: b.geometry.coordinates
+ });
+ }
+ });
+ });
+
+ arcs.selectAll("path")
+ .data(links)
+ .enter().append("svg:path")
+ .attr("d", function(d) { return path(arc(d)); });
+});
+
+ </script>
+ </body>
+</html>
View
2  package.json
@@ -1,6 +1,6 @@
{
"name": "d3",
- "version": "2.2.1",
+ "version": "2.3.0",
"description": "A small, free JavaScript library for manipulating documents based on data.",
"keywords": [
"dom",
View
7 src/behavior/drag.js
@@ -17,6 +17,7 @@ d3.behavior.drag = function() {
// snapshot the local context for subsequent dispatch
function start() {
d3_behavior_dragEvent = event;
+ d3_behavior_dragEventTarget = d3.event.target;
d3_behavior_dragOffset = d3_behavior_dragPoint((d3_behavior_dragTarget = this).parentNode);
d3_behavior_dragMoved = 0;
d3_behavior_dragArguments = arguments;
@@ -36,6 +37,7 @@ d3.behavior.drag = function() {
};
var d3_behavior_dragEvent,
+ d3_behavior_dragEventTarget,
d3_behavior_dragTarget,
d3_behavior_dragArguments,
d3_behavior_dragOffset,
@@ -87,16 +89,17 @@ function d3_behavior_dragUp() {
// If the node was moved, prevent the mouseup from propagating.
// Also prevent the subsequent click from propagating (e.g., for anchors).
- if (d3_behavior_dragMoved) {
+ if (d3_behavior_dragMoved && d3_behavior_dragEventTarget === d3.event.target) {
d3_behavior_dragStopClick = true;
d3_behavior_dragCancel();
}
}
function d3_behavior_dragClick() {
- if (d3_behavior_dragStopClick) {
+ if (d3_behavior_dragStopClick && d3_behavior_dragEventTarget === d3.event.target) {
d3_behavior_dragCancel();
d3_behavior_dragStopClick = false;
+ d3_behavior_dragEventTarget = null;
}
}
View
9 src/behavior/zoom.js
@@ -24,6 +24,7 @@ d3.behavior.zoom = function() {
function start() {
d3_behavior_zoomXyz = xyz;
d3_behavior_zoomDispatch = event.zoom.dispatch;
+ d3_behavior_zoomEventTarget = d3.event.target;
d3_behavior_zoomTarget = this;
d3_behavior_zoomArguments = arguments;
}
@@ -76,6 +77,7 @@ var d3_behavior_zoomDiv,
d3_behavior_zoomLast = 0,
d3_behavior_zoomXyz,
d3_behavior_zoomDispatch,
+ d3_behavior_zoomEventTarget,
d3_behavior_zoomTarget,
d3_behavior_zoomArguments,
d3_behavior_zoomMoved,
@@ -166,17 +168,20 @@ function d3_behavior_zoomMousemove() {
function d3_behavior_zoomMouseup() {
if (d3_behavior_zoomPanning) {
- if (d3_behavior_zoomMoved) d3_behavior_zoomStopClick = true;
+ if (d3_behavior_zoomMoved && d3_behavior_zoomEventTarget === d3.event.target) {
+ d3_behavior_zoomStopClick = true;
+ }
d3_behavior_zoomMousemove();
d3_behavior_zoomPanning = null;
}
}
function d3_behavior_zoomClick() {
- if (d3_behavior_zoomStopClick) {
+ if (d3_behavior_zoomStopClick && d3_behavior_zoomEventTarget === d3.event.target) {
d3.event.stopPropagation();
d3.event.preventDefault();
d3_behavior_zoomStopClick = false;
+ d3_behavior_zoomEventTarget = null;
}
}
View
2  src/core/core.js
@@ -1 +1 @@
-d3 = {version: "2.2.1"}; // semver
+d3 = {version: "2.3.0"}; // semver
View
2  src/core/format.js
@@ -66,7 +66,7 @@ var d3_format_types = {
e: function(x, p) { return x.toExponential(p); },
f: function(x, p) { return x.toFixed(p); },
r: function(x, p) {
- var n = 1 + Math.floor(1e-15 + Math.log(x) / Math.LN10);
+ var n = x ? 1 + Math.floor(1e-15 + Math.log(x) / Math.LN10) : 1;
return d3.round(x, p - n).toFixed(Math.max(0, Math.min(20, p - n)));
}
};
View
20 src/geo/albers.js
@@ -7,14 +7,14 @@ d3.geo.albers = function() {
parallels = [29.5, 45.5],
scale = 1000,
translate = [480, 250],
- lng0, // d3_radians * origin[0]
+ lng0, // d3_geo_radians * origin[0]
n,
C,
p0;
function albers(coordinates) {
- var t = n * (d3_radians * coordinates[0] - lng0),
- p = Math.sqrt(C - 2 * n * Math.sin(d3_radians * coordinates[1])) / n;
+ var t = n * (d3_geo_radians * coordinates[0] - lng0),
+ p = Math.sqrt(C - 2 * n * Math.sin(d3_geo_radians * coordinates[1])) / n;
return [
scale * p * Math.sin(t) + translate[0],
scale * (p * Math.cos(t) - p0) + translate[1]
@@ -28,18 +28,18 @@ d3.geo.albers = function() {
t = Math.atan2(x, p0y),
p = Math.sqrt(x * x + p0y * p0y);
return [
- (lng0 + t / n) / d3_radians,
- Math.asin((C - p * p * n * n) / (2 * n)) / d3_radians
+ (lng0 + t / n) / d3_geo_radians,
+ Math.asin((C - p * p * n * n) / (2 * n)) / d3_geo_radians
];
};
function reload() {
- var phi1 = d3_radians * parallels[0],
- phi2 = d3_radians * parallels[1],
- lat0 = d3_radians * origin[1],
+ var phi1 = d3_geo_radians * parallels[0],
+ phi2 = d3_geo_radians * parallels[1],
+ lat0 = d3_geo_radians * origin[1],
s = Math.sin(phi1),
c = Math.cos(phi1);
- lng0 = d3_radians * origin[0];
+ lng0 = d3_geo_radians * origin[0];
n = .5 * (s + Math.sin(phi2));
C = c * c + 2 * n * s;
p0 = Math.sqrt(C - 2 * n * Math.sin(lat0)) / n;
@@ -124,5 +124,3 @@ d3.geo.albersUsa = function() {
return albersUsa.scale(lower48.scale());
};
-
-var d3_radians = Math.PI / 180;
View
28 src/geo/azimuthal.js
@@ -1,6 +1,6 @@
// TODO clip input coordinates on opposite hemisphere
d3.geo.azimuthal = function() {
- var mode = "orthographic", // or stereographic
+ var mode = "orthographic", // or stereographic, gnomonic, equidistant or equalarea
origin,
scale = 200,
translate = [480, 250],
@@ -10,13 +10,19 @@ d3.geo.azimuthal = function() {
sy0;
function azimuthal(coordinates) {
- var x1 = coordinates[0] * d3_radians - x0,
- y1 = coordinates[1] * d3_radians,
+ var x1 = coordinates[0] * d3_geo_radians - x0,
+ y1 = coordinates[1] * d3_geo_radians,
cx1 = Math.cos(x1),
sx1 = Math.sin(x1),
cy1 = Math.cos(y1),
sy1 = Math.sin(y1),
- k = mode === "stereographic" ? 1 / (1 + sy0 * sy1 + cy0 * cy1 * cx1) : 1,
+ cc = mode !== "orthographic" ? sy0 * sy1 + cy0 * cy1 * cx1 : null,
+ c,
+ k = mode === "stereographic" ? 1 / (1 + cc)
+ : mode === "gnomonic" ? 1 / cc
+ : mode === "equidistant" ? (c = Math.acos(cc), c ? c / Math.sin(c) : 0)
+ : mode === "equalarea" ? Math.sqrt(2 / (1 + cc))
+ : 1,
x = k * cy1 * sx1,
y = k * (sy0 * cy1 * cx1 - cy0 * sy1);
return [
@@ -29,12 +35,16 @@ d3.geo.azimuthal = function() {
var x = (coordinates[0] - translate[0]) / scale,
y = (coordinates[1] - translate[1]) / scale,
p = Math.sqrt(x * x + y * y),
- c = mode === "stereographic" ? 2 * Math.atan(p) : Math.asin(p),
+ c = mode === "stereographic" ? 2 * Math.atan(p)
+ : mode === "gnomonic" ? Math.atan(p)
+ : mode === "equidistant" ? p
+ : mode === "equalarea" ? 2 * Math.asin(.5 * p)
+ : Math.asin(p),
sc = Math.sin(c),
cc = Math.cos(c);
return [
- (x0 + Math.atan2(x * sc, p * cy0 * cc + y * sy0 * sc)) / d3_radians,
- Math.asin(cc * sy0 - (y * sc * cy0) / p) / d3_radians
+ (x0 + Math.atan2(x * sc, p * cy0 * cc + y * sy0 * sc)) / d3_geo_radians,
+ Math.asin(cc * sy0 - (p ? (y * sc * cy0) / p : 0)) / d3_geo_radians
];
};
@@ -47,8 +57,8 @@ d3.geo.azimuthal = function() {
azimuthal.origin = function(x) {
if (!arguments.length) return origin;
origin = x;
- x0 = origin[0] * d3_radians;
- y0 = origin[1] * d3_radians;
+ x0 = origin[0] * d3_geo_radians;
+ y0 = origin[1] * d3_geo_radians;
cy0 = Math.cos(y0);
sy0 = Math.sin(y0);
return azimuthal;
View
70 src/geo/bonne.js
@@ -0,0 +1,70 @@
+d3.geo.bonne = function() {
+ var scale = 200,
+ translate = [480, 250],
+ x0, // origin longitude in radians
+ y0, // origin latitude in radians
+ y1, // parallel latitude in radians
+ c1; // cot(y1)
+
+ function bonne(coordinates) {
+ var x = coordinates[0] * d3_geo_radians - x0,
+ y = coordinates[1] * d3_geo_radians - y0;
+ if (y1) {
+ var p = c1 + y1 - y, E = x * Math.cos(y) / p;
+ x = p * Math.sin(E);
+ y = p * Math.cos(E) - c1;
+ } else {
+ x *= Math.cos(y);
+ y *= -1;
+ }
+ return [
+ scale * x + translate[0],
+ scale * y + translate[1]
+ ];
+ }
+
+ bonne.invert = function(coordinates) {
+ var x = (coordinates[0] - translate[0]) / scale,
+ y = (coordinates[1] - translate[1]) / scale;
+ if (y1) {
+ var c = c1 + y, p = Math.sqrt(x * x + c * c);
+ y = c1 + y1 - p;
+ x = x0 + p * Math.atan2(x, c) / Math.cos(y);
+ } else {
+ y *= -1;
+ x /= Math.cos(y);
+ }
+ return [
+ x / d3_geo_radians,
+ y / d3_geo_radians
+ ];
+ };
+
+ // 90° for Werner, 0° for Sinusoidal
+ bonne.parallel = function(x) {
+ if (