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Remove unused zoom/pan functionality

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Quincy Morgan
2020-03-10 10:34:25 -07:00
parent 207badb1a0
commit 5d8600ff36
1 changed files with 1 additions and 19 deletions
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20
modules/util/zoom_pan.js
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@@ -56,11 +56,7 @@ export function utilZoomPan() {
duration = 250,
interpolate = interpolateZoom,
listeners = d3_dispatch('start', 'zoom', 'end'),
touchstarting,
touchending,
touchDelay = 500,
wheelDelay = 150,
clickDistance2 = 0;
wheelDelay = 150;
function zoom(selection) {
selection
@@ -173,7 +169,6 @@ export function utilZoomPan() {
this.args = args;
this.active = 0;
this.extent = extent.apply(that, args);
this.taps = 0;
}
Gesture.prototype = {
@@ -257,17 +252,12 @@ export function utilZoomPan() {
if (!g.touch0) {
g.touch0 = p;
started = true;
g.taps = 1 + !!touchstarting;
} else if (!g.touch1 && g.touch0[2] !== p[2]) {
g.touch1 = p;
g.taps = 0;
}
if (touchstarting) touchstarting = clearTimeout(touchstarting);
if (started) {
if (g.taps < 2) touchstarting = setTimeout(function() { touchstarting = null; }, touchDelay);
d3_interrupt(this);
g.start();
}
@@ -283,8 +273,6 @@ export function utilZoomPan() {
d3_event.preventDefault();
d3_event.stopImmediatePropagation();
if (touchstarting) touchstarting = clearTimeout(touchstarting);
g.taps = 0;
if (g.touch0 && g.touch0[2] === d3_event.pointerId) g.touch0[0] = loc;
else if (g.touch1 && g.touch1[2] === d3_event.pointerId) g.touch1[0] = loc;
@@ -314,8 +302,6 @@ export function utilZoomPan() {
var g = gesture(this, arguments);
d3_event.stopImmediatePropagation();
if (touchending) clearTimeout(touchending);
touchending = setTimeout(function() { touchending = null; }, touchDelay);
if (g.touch0 && g.touch0[2] === d3_event.pointerId) delete g.touch0;
else if (g.touch1 && g.touch1[2] === d3_event.pointerId) delete g.touch1;
@@ -367,9 +353,5 @@ export function utilZoomPan() {
return value === listeners ? zoom : value;
};
zoom.clickDistance = function(_) {
return arguments.length ? (clickDistance2 = (_ = +_) * _, zoom) : Math.sqrt(clickDistance2);
};
return zoom;
}