diff options
Diffstat (limited to 'src/client/views/pdf/PDFViewer.tsx')
| -rw-r--r-- | src/client/views/pdf/PDFViewer.tsx | 198 |
1 files changed, 89 insertions, 109 deletions
diff --git a/src/client/views/pdf/PDFViewer.tsx b/src/client/views/pdf/PDFViewer.tsx index 1b76ddbdc..4516e9904 100644 --- a/src/client/views/pdf/PDFViewer.tsx +++ b/src/client/views/pdf/PDFViewer.tsx @@ -75,8 +75,9 @@ export class PDFViewer extends React.Component<IViewerProps> { @observable private _showWaiting = true; @observable private _showCover = false; @observable private _zoomed = 1; + @observable private _scrollTop = 0; - public pdfViewer: any; + private _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); @@ -149,15 +150,16 @@ export class PDFViewer extends React.Component<IViewerProps> { copy = (e: ClipboardEvent) => { 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("#0390fc")[Id]); + let annoDoc = this.makeAnnotationDocument("#0390fc"); + if (annoDoc) { + e.clipboardData.setData("text/plain", this._selectionText); + e.clipboardData.setData("dash/pdfOrigin", this.props.Document[Id]); + e.clipboardData.setData("dash/pdfRegion", annoDoc[Id]); + } e.preventDefault(); } } - setSelectionText = (text: string) => this._selectionText = text; - @action initialLoad = async () => { if (this._pageSizes.length === 0) { @@ -215,7 +217,7 @@ export class PDFViewer extends React.Component<IViewerProps> { document.removeEventListener("copy", this.copy); document.addEventListener("copy", this.copy); document.addEventListener("pagesinit", action(() => { - this.pdfViewer.currentScaleValue = this._zoomed = 1; + this._pdfViewer.currentScaleValue = this._zoomed = 1; this.gotoPage(NumCast(this.props.Document.curPage, 1)); })); document.addEventListener("pagerendered", action(() => this._showCover = this._showWaiting = false)); @@ -223,36 +225,35 @@ export class PDFViewer extends React.Component<IViewerProps> { let pdfFindController = new PDFJSViewer.PDFFindController({ linkService: pdfLinkService, }); - this.pdfViewer = new PDFJSViewer.PDFViewer({ + this._pdfViewer = new PDFJSViewer.PDFViewer({ container: this._mainCont.current, viewer: this._viewer.current, linkService: pdfLinkService, findController: pdfFindController, renderer: "canvas", }); - pdfLinkService.setViewer(this.pdfViewer); + pdfLinkService.setViewer(this._pdfViewer); pdfLinkService.setDocument(this.props.pdf, null); - this.pdfViewer.setDocument(this.props.pdf); + this._pdfViewer.setDocument(this.props.pdf); } @action - makeAnnotationDocument = (color: string): Doc => { + makeAnnotationDocument = (color: string): Opt<Doc> => { + if (this._savedAnnotations.size() === 0) return undefined; 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) { + if ((this._savedAnnotations.values()[0][0] as any).marqueeing) { 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) }); + let annoDoc = Docs.Create.FreeformDocument([], { backgroundColor: color, 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.group = mainAnnoDoc; - annoDoc.color = color; - annoDoc.type = AnnotationTypes.Region; - annoDocs.push(annoDoc); annoDoc.isButton = true; + annoDocs.push(annoDoc); anno.remove(); mainAnnoDoc = annoDoc; mainAnnoDocProto = Doc.GetProto(mainAnnoDoc); @@ -265,8 +266,7 @@ export class PDFViewer extends React.Component<IViewerProps> { if (anno.style.height) annoDoc.height = parseInt(anno.style.height); if (anno.style.width) annoDoc.width = parseInt(anno.style.width); annoDoc.group = mainAnnoDoc; - annoDoc.color = color; - annoDoc.type = AnnotationTypes.Region; + annoDoc.backgroundColor = color; annoDocs.push(annoDoc); anno.remove(); (annoDoc.y !== undefined) && (minY = Math.min(NumCast(annoDoc.y), minY)); @@ -307,7 +307,7 @@ export class PDFViewer extends React.Component<IViewerProps> { @action gotoPage = (p: number) => { - this.pdfViewer && this.pdfViewer.scrollPageIntoView({ pageNumber: Math.min(Math.max(1, p), this._pageSizes.length) }); + this._pdfViewer && this._pdfViewer.scrollPageIntoView({ pageNumber: Math.min(Math.max(1, p), this._pageSizes.length) }); } @action @@ -317,25 +317,11 @@ export class PDFViewer extends React.Component<IViewerProps> { Doc.linkFollowHighlight(scrollToAnnotation); } - sendAnnotations = (page: number) => { - return this._savedAnnotations.getValue(page); - } - - receiveAnnotations = (annotations: HTMLDivElement[], page: number) => { - if (page === -1) { - this._savedAnnotations.values().forEach(v => v.forEach(a => a.remove())); - this._savedAnnotations.keys().forEach(k => this._savedAnnotations.setValue(k, annotations)); - } - else { - this._savedAnnotations.setValue(page, annotations); - } - } - @observable scrollTop = 0; @action onScroll = (e: React.UIEvent<HTMLElement>) => { - this.scrollTop = this._mainCont.current!.scrollTop; - this.pdfViewer && (this.props.Document.curPage = this.pdfViewer.currentPageNumber); + this._scrollTop = this._mainCont.current!.scrollTop; + this._pdfViewer && (this.props.Document.curPage = this._pdfViewer.currentPageNumber); } // get the page index that the vertical offset passed in is on @@ -355,6 +341,8 @@ export class PDFViewer extends React.Component<IViewerProps> { div.style.top = (parseInt(div.style.top)/*+ this.getScrollFromPage(page)*/).toString(); } this._annotationLayer.current.append(div); + div.style.backgroundColor = "yellow"; + div.style.opacity = "0.5"; let savedPage = this._savedAnnotations.getValue(page); if (savedPage) { savedPage.push(div); @@ -371,8 +359,8 @@ export class PDFViewer extends React.Component<IViewerProps> { if (!searchString) { fwd ? this.nextAnnotation() : this.prevAnnotation(); } - else if (this.pdfViewer._pageViewsReady) { - this.pdfViewer.findController.executeCommand('findagain', { + else if (this._pdfViewer._pageViewsReady) { + this._pdfViewer.findController.executeCommand('findagain', { caseSensitive: false, findPrevious: !fwd, highlightAll: true, @@ -382,7 +370,7 @@ export class PDFViewer extends React.Component<IViewerProps> { } else if (this._mainCont.current) { let executeFind = () => { - this.pdfViewer.findController.executeCommand('find', { + this._pdfViewer.findController.executeCommand('find', { caseSensitive: false, findPrevious: !fwd, highlightAll: true, @@ -406,30 +394,24 @@ export class PDFViewer extends React.Component<IViewerProps> { } this._marqueeing = false; if (!e.altKey && e.button === 0 && this.active()) { + // clear out old marquees and initialize menu for new selection PDFMenu.Instance.StartDrag = this.startDrag; PDFMenu.Instance.Highlight = this.highlight; PDFMenu.Instance.Snippet = this.createSnippet; PDFMenu.Instance.Status = "pdf"; PDFMenu.Instance.fadeOut(true); + this._savedAnnotations.values().forEach(v => v.forEach(a => a.remove())); + this._savedAnnotations.keys().forEach(k => this._savedAnnotations.setValue(k, [])); if (e.target && (e.target as any).parentElement.className === "textLayer") { - if (!e.ctrlKey) { - this.receiveAnnotations([], -1); - } + // start selecting text if mouse down on textLayer spans } - else { + else if (this._mainCont.current) { // set marquee x and y positions to the spatially transformed position - if (this._mainCont.current) { - let boundingRect = this._mainCont.current.getBoundingClientRect(); - this._startX = this._marqueeX = (e.clientX - boundingRect.left) * (this._mainCont.current.offsetWidth / boundingRect.width); - this._startY = this._marqueeY = (e.clientY - boundingRect.top) * (this._mainCont.current.offsetHeight / boundingRect.height) + this._mainCont.current.scrollTop; - } + let boundingRect = this._mainCont.current.getBoundingClientRect(); + this._startX = this._marqueeX = (e.clientX - boundingRect.left) * (this._mainCont.current.offsetWidth / boundingRect.width); + this._startY = this._marqueeY = (e.clientY - boundingRect.top) * (this._mainCont.current.offsetHeight / boundingRect.height) + this._mainCont.current.scrollTop; + this._marqueeHeight = this._marqueeWidth = 0; this._marqueeing = true; - let marquees = this._mainCont.current!.getElementsByClassName("pdfViewer-dragAnnotationBox"); - if (marquees && marquees.length) { // make a copy of the marquee - let marquee = marquees[0] as HTMLDivElement; - marquee.style.opacity = "0.2"; - } - this.receiveAnnotations([], -1); } document.removeEventListener("pointermove", this.onSelectMove); document.addEventListener("pointermove", this.onSelectMove); @@ -464,13 +446,13 @@ export class PDFViewer extends React.Component<IViewerProps> { let clientRects = selRange.getClientRects(); for (let i = 0; i < clientRects.length; i++) { let rect = clientRects.item(i); - if (rect/* && rect.width !== this._mainCont.current.getBoundingClientRect().width && rect.height !== this._mainCont.current.getBoundingClientRect().height / this.props.pdf.numPages*/) { + if (rect) { let scaleY = this._mainCont.current.offsetHeight / boundingRect.height; let scaleX = this._mainCont.current.offsetWidth / boundingRect.width; if (rect.width !== this._mainCont.current.clientWidth && - (i == 0 || !intersectRect(clientRects[i], clientRects[i - 1]))) { + (i === 0 || !intersectRect(clientRects[i], clientRects[i - 1]))) { let annoBox = document.createElement("div"); - annoBox.className = "pdfPage-annotationBox"; + annoBox.className = "pdfViewer-annotationBox"; // transforms the positions from screen onto the pdf div annoBox.style.top = ((rect.top - boundingRect.top) * scaleY + this._mainCont.current.scrollTop).toString(); annoBox.style.left = ((rect.left - boundingRect.left) * scaleX).toString(); @@ -481,8 +463,7 @@ export class PDFViewer extends React.Component<IViewerProps> { } } } - let text = selRange.cloneContents().textContent; - text && this.setSelectionText(text); + this._selectionText = selRange.cloneContents().textContent || ""; // clear selection if (sel.empty) { // Chrome @@ -494,22 +475,22 @@ export class PDFViewer extends React.Component<IViewerProps> { @action onSelectEnd = (e: PointerEvent): void => { + this._savedAnnotations.clear(); if (this._marqueeing) { if (this._marqueeWidth > 10 || this._marqueeHeight > 10) { let marquees = this._mainCont.current!.getElementsByClassName("pdfViewer-dragAnnotationBox"); - if (marquees && marquees.length) { // make a copy of the marquee + if (marquees && marquees.length) { // copy the marquee and convert it to a permanent annotation. + let style = (marquees[0] as HTMLDivElement).style; let copy = document.createElement("div"); - let marquee = marquees[0] as HTMLDivElement; - let style = marquee.style; copy.style.left = style.left; copy.style.top = style.top; copy.style.width = style.width; copy.style.height = style.height; copy.style.border = style.border; copy.style.opacity = style.opacity; - copy.className = "pdfPage-annotationBox"; + (copy as any).marqueeing = true; + copy.className = "pdfViewer-annotationBox"; this.createAnnotation(copy, this.getPageFromScroll(this._marqueeY)); - marquee.style.opacity = "0"; } if (!e.ctrlKey) { @@ -518,8 +499,7 @@ export class PDFViewer extends React.Component<IViewerProps> { } PDFMenu.Instance.jumpTo(e.clientX, e.clientY); } - - this._marqueeHeight = this._marqueeWidth = 0; + this._marqueeing = false; } else { let sel = window.getSelection(); @@ -531,7 +511,7 @@ export class PDFViewer extends React.Component<IViewerProps> { } if (PDFMenu.Instance.Highlighting) { - this.highlight("goldenrod"); + this.highlight("rgba(245, 230, 95, 0.616)"); // when highlighter has been toggled when menu is pinned, we auto-highlight immediately on mouse up } else { PDFMenu.Instance.StartDrag = this.startDrag; @@ -545,7 +525,7 @@ export class PDFViewer extends React.Component<IViewerProps> { highlight = (color: string) => { // creates annotation documents for current highlights let annotationDoc = this.makeAnnotationDocument(color); - Doc.AddDocToList(this.props.fieldExtensionDoc, this.props.fieldExt, annotationDoc); + annotationDoc && Doc.AddDocToList(this.props.fieldExtensionDoc, this.props.fieldExt, annotationDoc); return annotationDoc; } @@ -558,16 +538,18 @@ export class PDFViewer extends React.Component<IViewerProps> { e.preventDefault(); e.stopPropagation(); 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: () => !(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 - }); + const annotationDoc = this.highlight("rgba(146, 245, 95, 0.467)"); + if (annotationDoc) { + let dragData = new DragManager.AnnotationDragData(this.props.Document, annotationDoc, targetDoc); + DragManager.StartAnnotationDrag([ele], dragData, e.pageX, e.pageY, { + handlers: { + dragComplete: () => !(dragData as any).linkedToDoc && + DocUtils.MakeLink({ doc: annotationDoc }, { doc: dragData.dropDocument, ctx: dragData.targetContext }, `Annotation from ${StrCast(this.props.Document.title)}`, "link from PDF") + + }, + hideSource: false + }); + } } createSnippet = (marquee: { left: number, top: number, width: number, height: number }): void => { @@ -609,7 +591,7 @@ export class PDFViewer extends React.Component<IViewerProps> { return true; } scrollXf = () => { - return this._mainCont.current ? this.props.ScreenToLocalTransform().translate(0, this.scrollTop) : this.props.ScreenToLocalTransform(); + return this._mainCont.current ? this.props.ScreenToLocalTransform().translate(0, this._scrollTop) : this.props.ScreenToLocalTransform(); } setPreviewCursor = (func?: (x: number, y: number, drag: boolean) => void) => { this._setPreviewCursor = func; @@ -647,9 +629,9 @@ export class PDFViewer extends React.Component<IViewerProps> { onZoomWheel = (e: React.WheelEvent) => { e.stopPropagation(); if (e.ctrlKey) { - let curScale = Number(this.pdfViewer.currentScaleValue); - this.pdfViewer.currentScaleValue = Math.max(1, Math.min(10, curScale + curScale * e.deltaY / 1000)); - this._zoomed = Number(this.pdfViewer.currentScaleValue); + let curScale = Number(this._pdfViewer.currentScaleValue); + this._pdfViewer.currentScaleValue = Math.max(1, Math.min(10, curScale + curScale * e.deltaY / 1000)); + this._zoomed = Number(this._pdfViewer.currentScaleValue); } } @@ -657,29 +639,7 @@ export class PDFViewer extends React.Component<IViewerProps> { return <div className="pdfViewer-annotationLayer" style={{ height: NumCast(this.props.Document.nativeHeight) }} ref={this._annotationLayer}> {this.nonDocAnnotations.sort((a, b) => NumCast(a.y) - NumCast(b.y)).map((anno, index) => <Annotation {...this.props} focus={this.props.focus} anno={anno} key={`${anno[Id]}-annotation`} />)} - </div>; - } - @computed get pdfViewerDiv() { - return <div className="pdfViewer-text" ref={this._viewer} style={{ transformOrigin: "left top" }} />; - } - @computed get standinViews() { - return <> - {this._showCover ? this.getCoverImage() : (null)} - {this._showWaiting ? <img className="pdfViewer-waiting" key="waiting" src={"/assets/loading.gif"} /> : (null)} - </>; - } - marqueeWidth = () => this._marqueeWidth; - marqueeHeight = () => this._marqueeHeight; - marqueeX = () => this._marqueeX; - marqueeY = () => this._marqueeY; - marqueeing = () => this._marqueeing; - visibleHeight = () => this.props.PanelHeight() / this.props.ContentScaling() * 72 / 96; - render() { - 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} /> - {this.annotationLayer} - <div className="pdfViewer-overlay" style={{ transform: `scale(${this._zoomed})` }}> + <div className="pdfViewer-overlay" id="overlay" style={{ transform: `scale(${this._zoomed})` }}> <CollectionFreeFormView {...this.props} setPreviewCursor={this.setPreviewCursor} PanelHeight={() => NumCast(this.props.Document.scrollHeight, NumCast(this.props.Document.nativeHeight))} @@ -702,7 +662,29 @@ export class PDFViewer extends React.Component<IViewerProps> { chromeCollapsed={true}> </CollectionFreeFormView> </div> + </div>; + } + @computed get pdfViewerDiv() { + return <div className="pdfViewer-text" ref={this._viewer} style={{ transformOrigin: "left top" }} />; + } + @computed get standinViews() { + return <> + {this._showCover ? this.getCoverImage() : (null)} + {this._showWaiting ? <img className="pdfViewer-waiting" key="waiting" src={"/assets/loading.gif"} /> : (null)} + </>; + } + marqueeWidth = () => this._marqueeWidth; + marqueeHeight = () => this._marqueeHeight; + marqueeX = () => this._marqueeX; + marqueeY = () => this._marqueeY; + marqueeing = () => this._marqueeing; + visibleHeight = () => this.props.PanelHeight() / this.props.ContentScaling() * 72 / 96; + render() { + 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} + {this.annotationLayer} {this.standinViews} + <PdfViewerMarquee isMarqueeing={this.marqueeing} width={this.marqueeWidth} height={this.marqueeHeight} x={this.marqueeX} y={this.marqueeY} /> </div >); } } @@ -722,11 +704,9 @@ class PdfViewerMarquee extends React.Component<PdfViewerMarqueeProps> { style={{ left: `${this.props.x()}px`, top: `${this.props.y()}px`, width: `${this.props.width()}px`, height: `${this.props.height()}px`, - border: `${this.props.width() === 0 ? "" : "2px dashed black"}` + border: `${this.props.width() === 0 ? "" : "2px dashed black"}`, + opacity: 0.2 }}> </div>; } -} - - -export enum AnnotationTypes { Region } +}
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