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continuous zooming in editor

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This commit is contained in:
Laura Klünder 2017-11-16 01:04:31 +01:00
parent 49c484eff8
commit e965983322
1 changed files with 13 additions and 1 deletions
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14
src/c3nav/editor/static/editor/js/editor.js
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@ -12,7 +12,7 @@ editor = {
minZoom: 0,
crs: L.CRS.Simple,
editable: true,
closePopupOnClick: false
zoomSnap: 0
});
if (L.Browser.chrome && !('ontouchstart' in window)) {
$('.leaflet-touch').removeClass('leaflet-touch');
@ -21,6 +21,18 @@ editor = {
editor.map.on('click', function () {
editor.map.doubleClickZoom.enable();
});
/*
* Fix scroll wheel zoom on precise scrolling devices
*/
var originalPerformZoom = L.Map.ScrollWheelZoom.prototype._performZoom;
L.Map.ScrollWheelZoom.include({
_performZoom: function () {
if (this._delta) this._delta = (this._delta > 0) ? Math.max(this._delta, 60) : Math.min(this._delta, -60);
originalPerformZoom.call(this);
}
});
window.onbeforeunload = editor._onbeforeunload;
L.control.scale({imperial: false}).addTo(editor.map);