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Convert lodah-es and d3 to named imports for geo

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This commit is contained in:
Bryan Housel
2017-09-24 23:01:21 -04:00
parent 78908bfaa1
commit 8e591a5384
3 changed files with 19 additions and 9 deletions
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modules/geo/raw_mercator.js
+12 -4
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@@ -1,4 +1,12 @@
import * as d3 from 'd3';
import {
geoMercatorRaw as d3_geoMercatorRaw,
geoTransform as d3_geoTransform
} from 'd3-geo';
import {
zoomIdentity as d3_zoomIdentity
} from 'd3-zoom';
/*
Bypasses features of D3's default projection stream pipeline that are unnecessary:
@@ -7,7 +15,7 @@ import * as d3 from 'd3';
* Resampling
*/
export function geoRawMercator() {
var project = d3.geoMercatorRaw,
var project = d3_geoMercatorRaw,
k = 512 / Math.PI, // scale
x = 0, y = 0, // translate
clipExtent = [[0, 0], [0, 0]];
@@ -48,7 +56,7 @@ export function geoRawMercator() {
projection.transform = function(_) {
if (!arguments.length) return d3.zoomIdentity.translate(x, y).scale(k);
if (!arguments.length) return d3_zoomIdentity.translate(x, y).scale(k);
x = +_.x;
y = +_.y;
k = +_.k;
@@ -56,7 +64,7 @@ export function geoRawMercator() {
};
projection.stream = d3.geoTransform({
projection.stream = d3_geoTransform({
point: function(x, y) {
x = projection([x, y]);
this.stream.point(x[0], x[1]);