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Get rid of weird rotation prop

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Signed-off-by: Šimon Brandner <simon.bra.ag@gmail.com>
This commit is contained in:
Šimon Brandner 2021-06-07 15:39:11 +02:00
parent 0918ebad0a
commit 2e47a1176f
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GPG key ID: 9760693FDD98A790
1 changed files with 16 additions and 13 deletions
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29
src/components/views/elements/ImageView.tsx
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@ -97,29 +97,34 @@ export default class ImageView extends React.Component<IProps, IState> {
private initY = 0;
private previousX = 0;
private previousY = 0;
private rotation = 0;
componentDidMount() {
// We have to use addEventListener() because the listener
// needs to be passive in order to work with Chromium
this.focusLock.current.addEventListener('wheel', this.onWheel, { passive: false });
// We want to recalculate zoom whenever the window's size changes
window.addEventListener("resize", this.setZoomAndRotation);
window.addEventListener("resize", this.recalculateZoom);
// After the image loads for the first time we want to calculate the zoom
this.image.current.addEventListener("load", this.setZoomAndRotation);
this.image.current.addEventListener("load", this.recalculateZoom);
}
componentWillUnmount() {
this.focusLock.current.removeEventListener('wheel', this.onWheel);
window.removeEventListener("resize", this.setZoomAndRotation);
this.image.current.removeEventListener("load", this.setZoomAndRotation);
window.removeEventListener("resize", this.recalculateZoom);
this.image.current.removeEventListener("load", this.recalculateZoom);
}
private setZoomAndRotation = () => {
private recalculateZoom = () => {
this.setZoomAndRotation();
}
private setZoomAndRotation = (inputRotation?: number) => {
const image = this.image.current;
const imageWrapper = this.imageWrapper.current;
const landscape = this.rotation % 180 === 0;
const rotation = inputRotation || this.state.rotation;
const landscape = rotation % 180 === 0;
// If the image is rotated take it into account
const width = landscape ? image.naturalWidth : image.naturalHeight;
@ -135,7 +140,7 @@ export default class ImageView extends React.Component<IProps, IState> {
zoom: 1,
minZoom: 1,
maxZoom: 1,
rotation: this.rotation,
rotation: rotation,
});
return;
}
@ -150,7 +155,7 @@ export default class ImageView extends React.Component<IProps, IState> {
this.setState({
minZoom: minZoom,
maxZoom: 1,
rotation: this.rotation,
rotation: rotation,
zoom: zoom,
});
}
@ -202,14 +207,12 @@ export default class ImageView extends React.Component<IProps, IState> {
private onRotateCounterClockwiseClick = () => {
const cur = this.state.rotation;
this.rotation = cur - 90;
this.setZoomAndRotation();
this.setZoomAndRotation(cur - 90);
};
private onRotateClockwiseClick = () => {
const cur = this.state.rotation;
this.rotation = cur + 90;
this.setZoomAndRotation();
this.setZoomAndRotation(cur + 90);
};
private onDownloadClick = () => {