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Replace D3 import of trivial function

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Quincy Morgan
2020-03-10 10:48:27 -07:00
parent 5d8600ff36
commit 8dcb50579f
1 changed files with 5 additions and 4 deletions
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modules/util/zoom_pan.js
+5 -4
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@@ -5,10 +5,11 @@ import { dispatch as d3_dispatch } from 'd3-dispatch';
import { interpolateZoom } from 'd3-interpolate';
import { event as d3_event, customEvent as d3_customEvent, mouse as d3_mouse } from 'd3-selection';
import { interrupt as d3_interrupt } from 'd3-transition';
import constant from '../../node_modules/d3-zoom/src/constant.js';
import ZoomEvent from '../../node_modules/d3-zoom/src/event.js';
import { Transform, identity } from '../../node_modules/d3-zoom/src/transform.js';
import { utilFunctor } from './util';
// Ignore right-click, since that should open the context menu.
function defaultFilter() {
return !d3_event.ctrlKey && !d3_event.button;
@@ -317,15 +318,15 @@ export function utilZoomPan() {
}
zoom.wheelDelta = function(_) {
return arguments.length ? (wheelDelta = typeof _ === 'function' ? _ : constant(+_), zoom) : wheelDelta;
return arguments.length ? (wheelDelta = utilFunctor(+_), zoom) : wheelDelta;
};
zoom.filter = function(_) {
return arguments.length ? (filter = typeof _ === 'function' ? _ : constant(!!_), zoom) : filter;
return arguments.length ? (filter = utilFunctor(!!_), zoom) : filter;
};
zoom.extent = function(_) {
return arguments.length ? (extent = typeof _ === 'function' ? _ : constant([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;
return arguments.length ? (extent = utilFunctor([[+_[0][0], +_[0][1]], [+_[1][0], +_[1][1]]]), zoom) : extent;
};
zoom.scaleExtent = function(_) {