mirrors/element-web
1
0
Fork 0
mirror of https://github.com/element-hq/element-web synced 2024-10-23 19:25:48 +03:00
Code Issues Projects Releases Packages Wiki Activity

Wire up normalizeWheelEvent()

Browse source 
Signed-off-by: Šimon Brandner <simon.bra.ag@gmail.com>
This commit is contained in:
Šimon Brandner 2021-04-22 14:56:35 +02:00
parent ad53b0e2e2
commit 2e6397d8aa
No known key found for this signature in database
GPG key ID: 9760693FDD98A790
1 changed files with 5 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
src/components/views/elements/ImageView.tsx
View file

@ -32,13 +32,14 @@ import dis from '../../../dispatcher/dispatcher';
import {replaceableComponent} from "../../../utils/replaceableComponent";
import {RoomPermalinkCreator} from "../../../utils/permalinks/Permalinks"
import {MatrixEvent} from "matrix-js-sdk/src/models/event";
import {normalizeWheelEvent} from "../../../utils/Mouse";
const MIN_ZOOM = 100;
const MAX_ZOOM = 300;
// This is used for the buttons
const ZOOM_STEP = 10;
// This is used for mouse wheel events
const ZOOM_COEFFICIENT = 7.5;
const ZOOM_COEFFICIENT = 0.5;
// If we have moved only this much we can zoom
const ZOOM_DISTANCE = 10;
@ -115,7 +116,9 @@ export default class ImageView extends React.Component<IProps, IState> {
private onWheel = (ev: WheelEvent) => {
ev.stopPropagation();
ev.preventDefault();
const newZoom = this.state.zoom - (ev.deltaY * ZOOM_COEFFICIENT);
const {deltaY} = normalizeWheelEvent(ev);
const newZoom = this.state.zoom - (deltaY * ZOOM_COEFFICIENT);
if (newZoom <= MIN_ZOOM) {
this.setState({