import { action, observable, runInAction } from "mobx"; import { observer } from "mobx-react"; import { Dictionary } from "typescript-collections"; import { AclAddonly, AclAdmin, AclEdit, DataSym, Doc, Opt } from "../../fields/Doc"; import { Id } from "../../fields/FieldSymbols"; import { GetEffectiveAcl } from "../../fields/util"; import { DocUtils, Docs } from "../documents/Documents"; import { CurrentUserUtils } from "../util/CurrentUserUtils"; import { DragManager } from "../util/DragManager"; import { FormattedTextBox } from "./nodes/formattedText/FormattedTextBox"; import { AnchorMenu } from "./pdf/AnchorMenu"; import "./MarqueeAnnotator.scss"; import React = require("react"); import { undoBatch } from "../util/UndoManager"; import { NumCast } from "../../fields/Types"; import { DocumentType } from "../documents/DocumentTypes"; import { List } from "../../fields/List"; const _global = (window /* browser */ || global /* node */) as any; export interface MarqueeAnnotatorProps { rootDoc: Doc; down: number[]; scrollTop: number; scaling?: () => number; containerOffset?: () => number[]; mainCont: HTMLDivElement; savedAnnotations: Dictionary; annotationLayer: HTMLDivElement; addDocument: (doc: Doc) => boolean; getPageFromScroll?: (top: number) => number; finishMarquee: () => void; anchorMenuClick?: (anchor: Doc) => void; } @observer export class MarqueeAnnotator extends React.Component { private _startX: number = 0; private _startY: number = 0; @observable private _left: number = 0; @observable private _top: number = 0; @observable private _width: number = 0; @observable private _height: number = 0; constructor(props: any) { super(props); runInAction(() => { AnchorMenu.Instance.Status = "marquee"; AnchorMenu.Instance.fadeOut(true); // clear out old marquees and initialize menu for new selection this.props.savedAnnotations.values().forEach(v => v.forEach(a => a.remove())); this.props.savedAnnotations.clear(); }); } @action componentDidMount() { // set marquee x and y positions to the spatially transformed position const boundingRect = this.props.mainCont.getBoundingClientRect(); this._startX = this._left = (this.props.down[0] - boundingRect.left) * (this.props.mainCont.offsetWidth / boundingRect.width); this._startY = this._top = (this.props.down[1] - boundingRect.top) * (this.props.mainCont.offsetHeight / boundingRect.height) + this.props.mainCont.scrollTop; this._height = this._width = 0; document.addEventListener("pointermove", this.onSelectMove); document.addEventListener("pointerup", this.onSelectEnd); AnchorMenu.Instance.OnClick = (e: PointerEvent) => this.props.anchorMenuClick?.(this.highlight("rgba(173, 216, 230, 0.75)", true)); AnchorMenu.Instance.Highlight = this.highlight; /** * This function is used by the AnchorMenu to create an anchor highlight and a new linked text annotation. * It also initiates a Drag/Drop interaction to place the text annotation. */ AnchorMenu.Instance.StartDrag = action((e: PointerEvent, ele: HTMLElement) => { e.preventDefault(); e.stopPropagation(); const sourceAnchorCreator = () => { const annoDoc = this.highlight("rgba(173, 216, 230, 0.75)", true); // hyperlink color this.props.addDocument(annoDoc); return annoDoc; }; const targetCreator = (annotationOn: Doc | undefined) => { const target = CurrentUserUtils.GetNewTextDoc("Note linked to " + this.props.rootDoc.title, 0, 0, 100, 100, undefined, annotationOn); FormattedTextBox.SelectOnLoad = target[Id]; return target; }; DragManager.StartAnchorAnnoDrag([ele], new DragManager.AnchorAnnoDragData(this.props.rootDoc, sourceAnchorCreator, targetCreator), e.pageX, e.pageY, { dragComplete: e => { if (!e.aborted && e.annoDragData && e.annoDragData.linkSourceDoc && e.annoDragData.dropDocument && e.linkDocument) { e.annoDragData.linkSourceDoc.isPushpin = e.annoDragData.dropDocument.annotationOn === this.props.rootDoc; } } }); }); } componentWillUnmount() { document.removeEventListener("pointermove", this.onSelectMove); document.removeEventListener("pointerup", this.onSelectEnd); } @undoBatch @action makeAnnotationDocument = (color: string): Opt => { if (this.props.savedAnnotations.size() === 0) return undefined; if ((this.props.savedAnnotations.values()[0][0] as any).marqueeing) { const scale = this.props.scaling?.() || 1; const anno = this.props.savedAnnotations.values()[0][0]; const containerOffset = this.props.containerOffset?.() || [0, 0]; const marqueeAnno = Docs.Create.FreeformDocument([], { backgroundColor: color, annotationOn: this.props.rootDoc, title: "Annotation on " + this.props.rootDoc.title }); marqueeAnno.x = (parseInt(anno.style.left || "0") - containerOffset[0]) / scale; marqueeAnno.y = (parseInt(anno.style.top || "0") - containerOffset[1]) / scale + NumCast(this.props.scrollTop); marqueeAnno._height = parseInt(anno.style.height || "0") / scale; marqueeAnno._width = parseInt(anno.style.width || "0") / scale; anno.remove(); this.props.savedAnnotations.clear(); return marqueeAnno; } const textRegionAnno = Docs.Create.FreeformDocument([], { type: DocumentType.PDFANNO, annotationOn: this.props.rootDoc, title: "Selection on " + this.props.rootDoc.title, _width: 1, _height: 1 }); let maxX = -Number.MAX_VALUE; let minY = Number.MAX_VALUE; const annoDocs: Doc[] = []; this.props.savedAnnotations.forEach((key: number, value: HTMLDivElement[]) => value.map(anno => { const textRegion = new Doc(); textRegion.x = parseInt(anno.style.left ?? "0"); textRegion.y = parseInt(anno.style.top ?? "0"); textRegion._height = parseInt(anno.style.height ?? "0"); textRegion._width = parseInt(anno.style.width ?? "0"); textRegion.annoTextRegion = textRegionAnno; textRegion.backgroundColor = color; annoDocs.push(textRegion); anno.remove(); minY = Math.min(NumCast(textRegion.y), minY); maxX = Math.max(NumCast(textRegion.x) + NumCast(textRegion._width), maxX); })); const textRegionAnnoProto = Doc.GetProto(textRegionAnno); textRegionAnnoProto.y = Math.max(minY, 0); textRegionAnnoProto.x = Math.max(maxX, 0); // mainAnnoDocProto.text = this._selectionText; textRegionAnnoProto.textInlineAnnotations = new List(annoDocs); this.props.savedAnnotations.clear(); return textRegionAnno; } @action highlight = (color: string, isLinkButton: boolean) => { // creates annotation documents for current highlights const effectiveAcl = GetEffectiveAcl(this.props.rootDoc[DataSym]); const annotationDoc = [AclAddonly, AclEdit, AclAdmin].includes(effectiveAcl) && this.makeAnnotationDocument(color); annotationDoc && this.props.addDocument(annotationDoc); annotationDoc && (annotationDoc.isLinkButton = isLinkButton); return annotationDoc as Doc ?? undefined; } public static previewNewAnnotation = action((savedAnnotations: Dictionary, annotationLayer: HTMLDivElement, div: HTMLDivElement, page: number) => { if (div.style.top) { div.style.top = (parseInt(div.style.top)/*+ this.getScrollFromPage(page)*/).toString(); } annotationLayer.append(div); div.style.backgroundColor = "#ACCEF7"; div.style.opacity = "0.5"; const savedPage = savedAnnotations.getValue(page); if (savedPage) { savedPage.push(div); savedAnnotations.setValue(page, savedPage); } else { savedAnnotations.setValue(page, [div]); } }); @action onSelectMove = (e: PointerEvent) => { // transform positions and find the width and height to set the marquee to const boundingRect = this.props.mainCont.getBoundingClientRect(); this._width = ((e.clientX - boundingRect.left) * (this.props.mainCont.offsetWidth / boundingRect.width)) - this._startX; this._height = ((e.clientY - boundingRect.top) * (this.props.mainCont.offsetHeight / boundingRect.height)) - this._startY + this.props.mainCont.scrollTop; this._left = Math.min(this._startX, this._startX + this._width); this._top = Math.min(this._startY, this._startY + this._height); this._width = Math.abs(this._width); this._height = Math.abs(this._height); e.stopPropagation(); } onSelectEnd = (e: PointerEvent) => { if (!e.ctrlKey) { AnchorMenu.Instance.Marquee = { left: this._left, top: this._top, width: this._width, height: this._height }; } if (this._width > 10 || this._height > 10) { // configure and show the annotation/link menu if a the drag region is big enough const marquees = this.props.mainCont.getElementsByClassName("marqueeAnnotator-dragBox"); if (marquees?.length) { // copy the temporary marquee to allow for multiple selections (not currently available though). const copy = document.createElement("div"); ["left", "top", "width", "height", "border", "opacity"].forEach(prop => copy.style[prop as any] = (marquees[0] as HTMLDivElement).style[prop as any]); copy.className = "marqueeAnnotator-annotationBox"; (copy as any).marqueeing = true; MarqueeAnnotator.previewNewAnnotation(this.props.savedAnnotations, this.props.annotationLayer, copy, this.props.getPageFromScroll?.(this._top) || 0); } AnchorMenu.Instance.jumpTo(e.clientX, e.clientY); if (AnchorMenu.Instance.Highlighting) {// when highlighter has been toggled when menu is pinned, we auto-highlight immediately on mouse up this.highlight("rgba(245, 230, 95, 0.75)", false); // yellowish highlight color for highlighted text (should match AnchorMenu's highlight color) } } else { runInAction(() => this._width = this._height = 0); } this.props.finishMarquee(); } render() { return
; } }