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import Lightbox from 'react-image-lightbox';
import 'react-image-lightbox/style.css'; // This only needs to be imported once in your app
import { SelectionManager } from "../../util/SelectionManager";
import { DocumentFieldViewProps } from "./DocumentView";
import "./ImageBox.scss";
import React = require("react")
interface ImageBoxState {
photoIndex: number,
isOpen: boolean,
};
export class ImageBox extends React.Component<DocumentFieldViewProps, ImageBoxState> {
public static LayoutString() { return "<ImageBox doc={Document} containingDocumentView={ContainingDocumentView} fieldKey={DataKey} />"; }
private _ref: React.RefObject<HTMLDivElement>;
private _downX: number = 0;
private _downY: number = 0;
private _lastTap: number = 0;
constructor(props: DocumentFieldViewProps) {
super(props);
this._ref = React.createRef();
this.state = {
photoIndex: 0,
isOpen: false,
};
}
componentDidMount() {
}
componentWillUnmount() {
}
onPointerDown = (e: React.PointerEvent): void => {
if (Date.now() - this._lastTap < 300) {
if (e.buttons === 1 && SelectionManager.IsSelected(this.props.containingDocumentView)) {
e.stopPropagation();
this._downX = e.clientX;
this._downY = e.clientY;
document.removeEventListener("pointerup", this.onPointerUp);
document.addEventListener("pointerup", this.onPointerUp);
}
} else {
this._lastTap = Date.now();
}
}
onPointerUp = (e: PointerEvent): void => {
document.removeEventListener("pointerup", this.onPointerUp);
if (Math.abs(e.clientX - this._downX) < 2 && Math.abs(e.clientY - this._downY) < 2) {
this.setState({ isOpen: true })
}
e.stopPropagation();
}
render() {
const images = [this.props.doc.GetTextField(this.props.fieldKey, ""),];
var lightbox = () => {
const { photoIndex } = this.state;
if (this.state.isOpen && SelectionManager.IsSelected(this.props.containingDocumentView)) {
return (<Lightbox
mainSrc={images[photoIndex]}
nextSrc={photoIndex + 1 < images.length ? images[(photoIndex + 1) % images.length] : undefined}
prevSrc={photoIndex - 1 > 0 ? images[(photoIndex + images.length - 1) % images.length] : undefined}
onCloseRequest={() => this.setState({ isOpen: false })}
onMovePrevRequest={() =>
this.setState({ photoIndex: (photoIndex + images.length - 1) % images.length, })
}
onMoveNextRequest={() =>
this.setState({ photoIndex: (photoIndex + 1) % images.length, })
}
/>)
}
}
return (
<div className="imageBox-cont" onPointerDown={this.onPointerDown} ref={this._ref} >
<img src={images[0]} width="100%" alt="Image not found" />
{lightbox()}
</div>)
}
}
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