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Don't listen twice to move and end events in ol.control.ZoomSlider

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This commit is contained in:
Frederic Junod
2017-01-31 12:37:21 +01:00
parent ebce967ebd
commit 7b687be9e0
2 changed files with 1 additions and 27 deletions
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24
src/ol/control/zoomslider.js
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@@ -55,12 +55,6 @@ ol.control.ZoomSlider = function(opt_options) {
*/
this.dragging_;
/**
* @type {!Array.<ol.EventsKey>}
* @private
*/
this.dragListenerKeys_ = [];
/**
* @type {number}
* @private
@@ -255,25 +249,11 @@ ol.control.ZoomSlider.prototype.handleContainerClick_ = function(event) {
* @private
*/
ol.control.ZoomSlider.prototype.handleDraggerStart_ = function(event) {
if (!this.dragging_ &&
event.originalEvent.target === this.element.firstElementChild) {
if (!this.dragging_ && event.originalEvent.target === this.element.firstElementChild) {
this.getMap().getView().setHint(ol.ViewHint.INTERACTING, 1);
this.previousX_ = event.clientX;
this.previousY_ = event.clientY;
this.dragging_ = true;
if (this.dragListenerKeys_.length === 0) {
var drag = this.handleDraggerDrag_;
var end = this.handleDraggerEnd_;
this.dragListenerKeys_.push(
ol.events.listen(document, ol.events.EventType.MOUSEMOVE, drag, this),
ol.events.listen(document, ol.events.EventType.TOUCHMOVE, drag, this),
ol.events.listen(document, ol.pointer.EventType.POINTERMOVE, drag, this),
ol.events.listen(document, ol.events.EventType.MOUSEUP, end, this),
ol.events.listen(document, ol.events.EventType.TOUCHEND, end, this),
ol.events.listen(document, ol.pointer.EventType.POINTERUP, end, this)
);
}
}
};
@@ -318,8 +298,6 @@ ol.control.ZoomSlider.prototype.handleDraggerEnd_ = function(event) {
this.dragging_ = false;
this.previousX_ = undefined;
this.previousY_ = undefined;
this.dragListenerKeys_.forEach(ol.events.unlistenByKey);
this.dragListenerKeys_.length = 0;
}
};