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🐛 Fixes scroll speed on firefox

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alonso.torres 2021-01-13 13:02:27 +01:00 • committed by Andrey Antukh
parent 60e2abde1b
commit 70d464189f
1 changed files with 10 additions and 2 deletions
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12
frontend/src/app/main/ui/workspace/viewport.cljs
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@ -56,7 +56,8 @@
[potok.core :as ptk] [potok.core :as ptk]
[promesa.core :as p] [promesa.core :as p]
[rumext.alpha :as mf]) [rumext.alpha :as mf])
(:import goog.events.EventType)) (:import goog.events.EventType
goog.events.WheelEvent))
;; --- Coordinates Widget ;; --- Coordinates Widget
@ -432,7 +433,14 @@
(.contains ^js node target) (.contains ^js node target)
(let [event (.getBrowserEvent ^js event) (let [event (.getBrowserEvent ^js event)
delta (.-deltaY ^js event) delta-mode (.-deltaMode ^js event)
unit (cond
(= delta-mode WheelEvent.DeltaMode.PIXEL) 1
(= delta-mode WheelEvent.DeltaMode.LINE) 16
(= delta-mode WheelEvent.DeltaMode.PAGE) 100)
delta (* (.-deltaY ^js event) unit)
delta (/ delta @refs/selected-zoom)] delta (/ delta @refs/selected-zoom)]
(dom/prevent-default event) (dom/prevent-default event)
(dom/stop-propagation event) (dom/stop-propagation event)