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zooming with ctrl + mousewheel

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This commit is contained in:
zadam 2021-05-12 22:38:17 +02:00
parent 8417d4a4ea
commit 8a9bd4deb4
1 changed files with 5 additions and 1 deletions
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6
src/public/app/services/zoom.js
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@ -13,6 +13,10 @@ class ZoomService extends Component {
options.initializedPromise.then(() => { options.initializedPromise.then(() => {
this.setZoomFactor(options.getFloat('zoomFactor')); this.setZoomFactor(options.getFloat('zoomFactor'));
}); });
window.addEventListener("wheel", event => {
this.setZoomFactorAndSave(this.getCurrentZoom() + event.deltaY * 0.001);
});
} }
} }
@ -25,7 +29,7 @@ class ZoomService extends Component {
async setZoomFactorAndSave(zoomFactor) { async setZoomFactorAndSave(zoomFactor) {
if (zoomFactor >= MIN_ZOOM && zoomFactor <= MAX_ZOOM) { if (zoomFactor >= MIN_ZOOM && zoomFactor <= MAX_ZOOM) {
zoomFactor = Math.round(zoomFactor * 10) / 10; zoomFactor = Math.round(zoomFactor * 1000) / 1000;
this.setZoomFactor(zoomFactor); this.setZoomFactor(zoomFactor);