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fix pinch zoom (#885)

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David Luzar 2020-03-09 15:19:38 +01:00 • committed by GitHub
parent 9de3716324
commit 463854e42a
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1 changed files with 2 additions and 1 deletions
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3
src/components/App.tsx
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@ -1769,7 +1769,8 @@ export class App extends React.Component<any, AppState> {
event.preventDefault();
const { deltaX, deltaY } = event;
if (event[KEYS.CTRL_OR_CMD]) {
// note that event.ctrlKey is necessary to handle pinch zooming
if (event.metaKey || event.ctrlKey) {
const sign = Math.sign(deltaY);
const MAX_STEP = 10;
let delta = Math.abs(deltaY);