diff options
Diffstat (limited to 'src/client/views/pdf/PDFViewer.tsx')
| -rw-r--r-- | src/client/views/pdf/PDFViewer.tsx | 119 |
1 files changed, 59 insertions, 60 deletions
diff --git a/src/client/views/pdf/PDFViewer.tsx b/src/client/views/pdf/PDFViewer.tsx index 5ad4ffd48..20dfc4d8c 100644 --- a/src/client/views/pdf/PDFViewer.tsx +++ b/src/client/views/pdf/PDFViewer.tsx @@ -9,14 +9,11 @@ import { List } from "../../../new_fields/List"; import { listSpec } from "../../../new_fields/Schema"; import { ScriptField } from "../../../new_fields/ScriptField"; import { Cast, NumCast, StrCast } from "../../../new_fields/Types"; -import { emptyFunction, returnOne, Utils } from "../../../Utils"; -import { DocServer } from "../../DocServer"; +import smoothScroll, { Utils, emptyFunction, returnOne } from "../../../Utils"; import { Docs, DocUtils } from "../../documents/Documents"; import { DragManager } from "../../util/DragManager"; import { CompiledScript, CompileScript } from "../../util/Scripting"; import { Transform } from "../../util/Transform"; -import { CollectionFreeFormView } from "../collections/collectionFreeForm/CollectionFreeFormView"; -import Annotation from "./Annotation"; import PDFMenu from "./PDFMenu"; import "./PDFViewer.scss"; import React = require("react"); @@ -24,6 +21,8 @@ import * as rp from "request-promise"; import { CollectionPDFView } from "../collections/CollectionPDFView"; import { CollectionVideoView } from "../collections/CollectionVideoView"; import { CollectionView } from "../collections/CollectionView"; +import Annotation from "./Annotation"; +import { CollectionFreeFormView } from "../collections/collectionFreeForm/CollectionFreeFormView"; import { SelectionManager } from "../../util/SelectionManager"; const PDFJSViewer = require("pdfjs-dist/web/pdf_viewer"); const pdfjsLib = require("pdfjs-dist"); @@ -41,7 +40,10 @@ interface IViewerProps { PanelWidth: () => number; PanelHeight: () => number; ContentScaling: () => number; + select: (isCtrlPressed: boolean) => void; + startupLive: boolean; renderDepth: number; + focus: (doc: Doc) => void; isSelected: () => boolean; loaded: (nw: number, nh: number, np: number) => void; active: () => boolean; @@ -75,6 +77,7 @@ export class PDFViewer extends React.Component<IViewerProps> { @observable private _zoomed = 1; public pdfViewer: any; + private _retries = 0; // number of times tried to create the PDF viewer private _isChildActive = false; private _setPreviewCursor: undefined | ((x: number, y: number, drag: boolean) => void); private _annotationLayer: React.RefObject<HTMLDivElement> = React.createRef(); @@ -84,7 +87,6 @@ export class PDFViewer extends React.Component<IViewerProps> { private _filterReactionDisposer?: IReactionDisposer; private _viewer: React.RefObject<HTMLDivElement> = React.createRef(); private _mainCont: React.RefObject<HTMLDivElement> = React.createRef(); - private _marquee: React.RefObject<HTMLDivElement> = React.createRef(); private _selectionText: string = ""; private _startX: number = 0; private _startY: number = 0; @@ -106,11 +108,21 @@ export class PDFViewer extends React.Component<IViewerProps> { // file address of the pdf this._coverPath = JSON.parse(await rp.get(Utils.prepend(`/thumbnail${this.props.url.substring("files/".length, this.props.url.length - ".pdf".length)}-${NumCast(this.props.Document.curPage, 1)}.PNG`))); runInAction(() => this._showWaiting = this._showCover = true); - this._selectionReactionDisposer = reaction(() => this.props.isSelected(), () => { - this.setupPdfJsViewer(); - this._selectionReactionDisposer && this._selectionReactionDisposer(); - this._selectionReactionDisposer = undefined; - }) + this.props.startupLive && this.setupPdfJsViewer(); + this._selectionReactionDisposer = reaction(() => this.props.isSelected(), () => (this.props.isSelected() && SelectionManager.SelectedDocuments().length === 1) && this.setupPdfJsViewer(), { fireImmediately: true }); + this._reactionDisposer = reaction( + () => this.props.Document.scrollY, + (scrollY) => { + if (scrollY !== undefined) { + if (this._showCover || this._showWaiting) { + this.setupPdfJsViewer(); + } + this._mainCont.current && smoothScroll(1000, this._mainCont.current, NumCast(this.props.Document.scrollY) || 0); + this.props.Document.scrollY = undefined; + } + }, + { fireImmediately: true } + ); } componentWillUnmount = () => { @@ -125,19 +137,11 @@ export class PDFViewer extends React.Component<IViewerProps> { if (this.props.active() && e.clipboardData) { e.clipboardData.setData("text/plain", this._selectionText); e.clipboardData.setData("dash/pdfOrigin", this.props.Document[Id]); - e.clipboardData.setData("dash/pdfRegion", this.makeAnnotationDocument(undefined, "#0390fc")[Id]); + e.clipboardData.setData("dash/pdfRegion", this.makeAnnotationDocument("#0390fc")[Id]); e.preventDefault(); } } - paste = (e: ClipboardEvent) => { - if (e.clipboardData && e.clipboardData.getData("dash/pdfOrigin") === this.props.Document[Id]) { - let linkDocId = e.clipboardData.getData("dash/linkDoc"); - linkDocId && DocServer.GetRefField(linkDocId).then(async (link) => - (link instanceof Doc) && (Doc.GetProto(link).anchor2 = this.makeAnnotationDocument(await Cast(Doc.GetProto(link), Doc), "#0390fc", false))); - } - } - setSelectionText = (text: string) => this._selectionText = text; @action @@ -153,12 +157,14 @@ export class PDFViewer extends React.Component<IViewerProps> { i === this.props.pdf.numPages - 1 && this.props.loaded((page.view[page.rotate === 0 || page.rotate === 180 ? 2 : 3] - page.view[page.rotate === 0 || page.rotate === 180 ? 0 : 1]), (page.view[page.rotate === 0 || page.rotate === 180 ? 3 : 2] - page.view[page.rotate === 0 || page.rotate === 180 ? 1 : 0]), i); })))); - Doc.GetProto(this.props.Document).scrollHeight = this._pageSizes.reduce((size, page) => size + page.height, 0); + Doc.GetProto(this.props.Document).scrollHeight = this._pageSizes.reduce((size, page) => size + page.height, 0) * 96 / 72; } } @action setupPdfJsViewer = async () => { + this._selectionReactionDisposer && this._selectionReactionDisposer(); + this._selectionReactionDisposer = undefined; this._showWaiting = true; this.props.setPdfViewer(this); await this.initialLoad(); @@ -180,11 +186,18 @@ export class PDFViewer extends React.Component<IViewerProps> { }), { fireImmediately: true } ); - this._reactionDisposer = reaction( - () => this.props.Document.panY, - () => this._mainCont.current && this._mainCont.current.scrollTo({ top: NumCast(this.props.Document.panY) || 0, behavior: "auto" }) - ); + this.createPdfViewer(); + } + + createPdfViewer() { + if (!this._mainCont.current) { + if (this._retries < 5) { + this._retries++; + setTimeout(() => this.createPdfViewer(), 1000); + } + return; + } document.removeEventListener("copy", this.copy); document.addEventListener("copy", this.copy); document.addEventListener("pagesinit", action(() => { @@ -209,29 +222,27 @@ export class PDFViewer extends React.Component<IViewerProps> { } @action - makeAnnotationDocument = (sourceDoc: Doc | undefined, color: string, createLink: boolean = true): Doc => { + makeAnnotationDocument = (color: string): Doc => { let mainAnnoDoc = Docs.Create.InstanceFromProto(new Doc(), "", {}); let mainAnnoDocProto = Doc.GetProto(mainAnnoDoc); let annoDocs: Doc[] = []; let minY = Number.MAX_VALUE; - if (this._savedAnnotations.size() === 1 && this._savedAnnotations.values()[0].length === 1 && !createLink) { + if (this._savedAnnotations.size() === 1 && this._savedAnnotations.values()[0].length === 1) { let anno = this._savedAnnotations.values()[0][0]; let annoDoc = Docs.Create.FreeformDocument([], { backgroundColor: "rgba(255, 0, 0, 0.1)", title: "Annotation on " + StrCast(this.props.Document.title) }); if (anno.style.left) annoDoc.x = parseInt(anno.style.left); if (anno.style.top) annoDoc.y = parseInt(anno.style.top); if (anno.style.height) annoDoc.height = parseInt(anno.style.height); if (anno.style.width) annoDoc.width = parseInt(anno.style.width); - annoDoc.target = sourceDoc; annoDoc.group = mainAnnoDoc; annoDoc.color = color; annoDoc.type = AnnotationTypes.Region; annoDocs.push(annoDoc); annoDoc.isButton = true; anno.remove(); - // this.props.addDocument && this.props.addDocument(annoDoc, false); mainAnnoDoc = annoDoc; + mainAnnoDocProto = Doc.GetProto(mainAnnoDoc); mainAnnoDocProto.y = annoDoc.y; - mainAnnoDocProto = Doc.GetProto(annoDoc); } else { this._savedAnnotations.forEach((key: number, value: HTMLDivElement[]) => value.map(anno => { let annoDoc = new Doc(); @@ -239,7 +250,6 @@ export class PDFViewer extends React.Component<IViewerProps> { if (anno.style.top) annoDoc.y = parseInt(anno.style.top); if (anno.style.height) annoDoc.height = parseInt(anno.style.height); if (anno.style.width) annoDoc.width = parseInt(anno.style.width); - annoDoc.target = sourceDoc; annoDoc.group = mainAnnoDoc; annoDoc.color = color; annoDoc.type = AnnotationTypes.Region; @@ -253,9 +263,6 @@ export class PDFViewer extends React.Component<IViewerProps> { } mainAnnoDocProto.title = "Annotation on " + StrCast(this.props.Document.title); mainAnnoDocProto.annotationOn = this.props.Document; - if (sourceDoc && createLink) { - DocUtils.MakeLink(sourceDoc, mainAnnoDocProto, undefined, `Annotation from ${StrCast(this.props.Document.title)}`); - } this._savedAnnotations.clear(); this.Index = -1; return mainAnnoDoc; @@ -381,7 +388,7 @@ export class PDFViewer extends React.Component<IViewerProps> { this._downX = e.clientX; this._downY = e.clientY; if (NumCast(this.props.Document.scale, 1) !== 1) return; - if (e.button !== 0 && this.active()) { + if ((e.button !== 0 || e.altKey) && this.active()) { this._setPreviewCursor && this._setPreviewCursor(e.clientX, e.clientY, true); } this._marqueeing = false; @@ -510,7 +517,7 @@ export class PDFViewer extends React.Component<IViewerProps> { } if (PDFMenu.Instance.Highlighting) { - this.highlight(undefined, "goldenrod"); + this.highlight("goldenrod"); } else { PDFMenu.Instance.StartDrag = this.startDrag; @@ -521,9 +528,9 @@ export class PDFViewer extends React.Component<IViewerProps> { } @action - highlight = (targetDoc: Doc | undefined, color: string) => { + highlight = (color: string) => { // creates annotation documents for current highlights - let annotationDoc = this.makeAnnotationDocument(targetDoc, color, false); + let annotationDoc = this.makeAnnotationDocument(color); Doc.AddDocToList(this.props.fieldExtensionDoc, this.props.fieldExt, annotationDoc); return annotationDoc; } @@ -536,20 +543,14 @@ export class PDFViewer extends React.Component<IViewerProps> { startDrag = (e: PointerEvent, ele: HTMLElement): void => { e.preventDefault(); e.stopPropagation(); - let targetDoc = Docs.Create.TextDocument({ width: 200, height: 200, title: "New Annotation" }); - targetDoc.targetPage = this.getPageFromScroll(this._marqueeY); - let annotationDoc = this.highlight(undefined, "red"); - annotationDoc.linkedToDoc = false; + let targetDoc = Docs.Create.TextDocument({ width: 200, height: 200, title: "Note linked to " + this.props.Document.title }); + let annotationDoc = this.highlight("red"); let dragData = new DragManager.AnnotationDragData(this.props.Document, annotationDoc, targetDoc); DragManager.StartAnnotationDrag([ele], dragData, e.pageX, e.pageY, { handlers: { - dragComplete: () => { - if (!annotationDoc.linkedToDoc) { - let annotations = DocListCast(annotationDoc.annotations); - annotations && annotations.forEach(anno => anno.target = targetDoc); - DocUtils.MakeLink(annotationDoc, targetDoc, dragData.targetContext, `Annotation from ${StrCast(this.props.Document.title)}`); - } - } + dragComplete: () => !(dragData as any).linkedToDoc && + DocUtils.MakeLink({ doc: annotationDoc }, { doc: dragData.dropDocument, ctx: dragData.targetContext }, `Annotation from ${StrCast(this.props.Document.title)}`, "link from PDF") + }, hideSource: false }); @@ -583,6 +584,7 @@ export class PDFViewer extends React.Component<IViewerProps> { @action.bound removeDocument(doc: Doc): boolean { + Doc.GetProto(doc).annotationOn = undefined; //TODO This won't create the field if it doesn't already exist let targetDataDoc = this.props.fieldExtensionDoc; let targetField = this.props.fieldExt; @@ -614,15 +616,15 @@ export class PDFViewer extends React.Component<IViewerProps> { } getCoverImage = () => { - if (!this.props.Document[HeightSym]()) { - setTimeout(() => { + if (!this.props.Document[HeightSym]() || !this.props.Document.nativeHeight) { + setTimeout((() => { this.props.Document.height = this.props.Document[WidthSym]() * this._coverPath.height / this._coverPath.width; this.props.Document.nativeHeight = nativeWidth * this._coverPath.height / this._coverPath.width; - }, 0); + }).bind(this), 0); } let nativeWidth = NumCast(this.props.Document.nativeWidth); let nativeHeight = NumCast(this.props.Document.nativeHeight); - return <img key={this._coverPath.path} src={this._coverPath.path} onLoad={action(() => this._showWaiting = false)} + return <img key={this._coverPath.path} src={this._coverPath.path} onError={action(() => this._coverPath.path = "http://www.cs.brown.edu/~bcz/face.gif")} onLoad={action(() => this._showWaiting = false)} style={{ position: "absolute", display: "inline-block", top: 0, left: 0, width: `${nativeWidth}px`, height: `${nativeHeight}px` }} />; } @@ -638,18 +640,15 @@ export class PDFViewer extends React.Component<IViewerProps> { } @computed get annotationLayer() { - trace(); return <div className="pdfViewer-annotationLayer" style={{ height: NumCast(this.props.Document.nativeHeight) }} ref={this._annotationLayer}> {this.nonDocAnnotations.sort((a, b) => NumCast(a.y) - NumCast(b.y)).map((anno, index) => - <Annotation {...this.props} anno={anno} key={`${anno[Id]}-annotation`} />)} + <Annotation {...this.props} focus={this.props.focus} anno={anno} key={`${anno[Id]}-annotation`} />)} </div>; } @computed get pdfViewerDiv() { - trace(); return <div className="pdfViewer-text" ref={this._viewer} style={{ transformOrigin: "left top" }} />; } @computed get standinViews() { - trace(); return <> {this._showCover ? this.getCoverImage() : (null)} {this._showWaiting ? <img className="pdfViewer-waiting" key="waiting" src={"/assets/loading.gif"} /> : (null)} @@ -661,7 +660,6 @@ export class PDFViewer extends React.Component<IViewerProps> { marqueeY = () => this._marqueeY; marqueeing = () => this._marqueeing; render() { - trace(); return (<div className={"pdfViewer-viewer" + (this._zoomed !== 1 ? "-zoomed" : "")} onScroll={this.onScroll} onWheel={this.onZoomWheel} onPointerDown={this.onPointerDown} onClick={this.onClick} ref={this._mainCont}> {this.pdfViewerDiv} <PdfViewerMarquee isMarqueeing={this.marqueeing} width={this.marqueeWidth} height={this.marqueeHeight} x={this.marqueeX} y={this.marqueeY} /> @@ -671,7 +669,8 @@ export class PDFViewer extends React.Component<IViewerProps> { setPreviewCursor={this.setPreviewCursor} PanelHeight={() => NumCast(this.props.Document.scrollHeight, NumCast(this.props.Document.nativeHeight))} PanelWidth={() => this._pageSizes.length && this._pageSizes[0] ? this._pageSizes[0].width : NumCast(this.props.Document.nativeWidth)} - focus={emptyFunction} + VisibleHeight={() => this.props.PanelHeight() / this.props.ContentScaling() * 72 / 96} + focus={this.props.focus} isSelected={this.props.isSelected} select={emptyFunction} active={this.active} @@ -679,7 +678,7 @@ export class PDFViewer extends React.Component<IViewerProps> { whenActiveChanged={this.whenActiveChanged} removeDocument={this.removeDocument} moveDocument={this.moveDocument} - addDocument={(doc: Doc, allow: boolean | undefined) => { Doc.AddDocToList(this.props.fieldExtensionDoc, this.props.fieldExt, doc); return true; }} + addDocument={(doc: Doc, allow: boolean | undefined) => { Doc.GetProto(doc).annotationOn = this.props.Document; Doc.AddDocToList(this.props.fieldExtensionDoc, this.props.fieldExt, doc); return true; }} CollectionView={this.props.ContainingCollectionView} ScreenToLocalTransform={this.scrollXf} ruleProvider={undefined} @@ -710,7 +709,7 @@ class PdfViewerMarquee extends React.Component<PdfViewerMarqueeProps> { width: `${this.props.width()}px`, height: `${this.props.height()}px`, border: `${this.props.width() === 0 ? "" : "2px dashed black"}` }}> - </div> + </div>; } } |