mirror of
https://github.com/overleaf/overleaf.git
synced 2024-11-21 20:47:08 -05:00
193 lines
No EOL
5 KiB
CoffeeScript
193 lines
No EOL
5 KiB
CoffeeScript
define [
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"base"
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"libs/pdfListView/PdfListView"
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"libs/pdfListView/TextLayerBuilder"
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"libs/pdfListView/AnnotationsLayerBuilder"
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"libs/pdfListView/HighlightsLayerBuilder"
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"text!libs/pdfListView/TextLayer.css"
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"text!libs/pdfListView/AnnotationsLayer.css"
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"text!libs/pdfListView/HighlightsLayer.css"
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], (
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App
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PDFListView
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TextLayerBuilder
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AnnotationsLayerBuilder
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HighlightsLayerBuilder
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textLayerCss
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annotationsLayerCss
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highlightsLayerCss
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) ->
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if PDFJS?
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PDFJS.workerSrc = window.pdfJsWorkerPath
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style = $("<style/>")
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style.text(textLayerCss + "\n" + annotationsLayerCss + "\n" + highlightsLayerCss)
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$("body").append(style)
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App.directive "pdfjs", ["$timeout", "localStorage", ($timeout, localStorage) ->
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return {
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scope: {
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"pdfSrc": "="
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"highlights": "="
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"position": "="
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"dblClickCallback": "="
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}
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link: (scope, element, attrs) ->
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pdfListView = new PDFListView element.find(".pdfjs-viewer")[0],
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textLayerBuilder: TextLayerBuilder
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annotationsLayerBuilder: AnnotationsLayerBuilder
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highlightsLayerBuilder: HighlightsLayerBuilder
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ondblclick: (e) -> onDoubleClick(e)
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# logLevel: PDFListView.Logger.DEBUG
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pdfListView.listView.pageWidthOffset = 20
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pdfListView.listView.pageHeightOffset = 20
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scope.loading = false
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onProgress = (progress) ->
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scope.$apply () ->
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scope.progress = Math.floor(progress.loaded/progress.total*100)
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initializedPosition = false
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initializePosition = () ->
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return if initializedPosition
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initializedPosition = true
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if (scale = localStorage("pdf.scale"))?
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pdfListView.setScaleMode(scale.scaleMode, scale.scale)
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else
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pdfListView.setToFitWidth()
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if (position = localStorage("pdf.position.#{attrs.key}"))
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pdfListView.setPdfPosition(position)
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scope.position = pdfListView.getPdfPosition(true)
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$(window).unload () =>
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localStorage "pdf.scale", {
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scaleMode: pdfListView.getScaleMode()
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scale: pdfListView.getScale()
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}
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localStorage "pdf.position.#{attrs.key}", pdfListView.getPdfPosition()
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flashControls = () ->
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scope.flashControls = true
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$timeout () ->
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scope.flashControls = false
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, 1000
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element.find(".pdfjs-viewer").scroll () ->
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scope.position = pdfListView.getPdfPosition(true)
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onDoubleClick = (e) ->
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scope.dblClickCallback?(page: e.page, offset: { top: e.y, left: e.x })
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scope.$watch "pdfSrc", (url) ->
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if url
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scope.loading = true
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scope.progress = 0
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pdfListView
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.loadPdf(url, onProgress)
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.then () ->
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scope.$apply () ->
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scope.loading = false
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delete scope.progress
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initializePosition()
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flashControls()
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scope.$watch "highlights", (areas) ->
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return if !areas?
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highlights = for area in areas or []
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{
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page: area.page - 1
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highlight:
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left: area.h
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top: area.v
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height: area.height
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width: area.width
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}
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if highlights.length > 0
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first = highlights[0]
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pdfListView.setPdfPosition({
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page: first.page
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offset:
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left: first.highlight.left
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top: first.highlight.top - 80
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}, true)
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pdfListView.clearHighlights()
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pdfListView.setHighlights(highlights, true)
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setTimeout () =>
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pdfListView.clearHighlights()
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, 1000
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scope.fitToHeight = () ->
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pdfListView.setToFitHeight()
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scope.fitToWidth = () ->
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pdfListView.setToFitWidth()
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scope.zoomIn = () ->
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scale = pdfListView.getScale()
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pdfListView.setScale(scale * 1.2)
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scope.zoomOut = () ->
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scale = pdfListView.getScale()
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pdfListView.setScale(scale / 1.2)
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if attrs.resizeOn?
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for event in attrs.resizeOn.split(",")
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scope.$on event, () ->
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pdfListView.onResize()
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template: """
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<div class="pdfjs-viewer"></div>
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<div class="pdfjs-controls" ng-class="{'flash': flashControls }">
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<div class="btn-group">
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<a href
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class="btn btn-info btn-lg"
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ng-click="fitToWidth()"
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tooltip="Fit to Width"
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tooltip-append-to-body="true"
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tooltip-placement="bottom"
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>
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<i class="fa fa-fw fa-arrows-h"></i>
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</a>
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<a href
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class="btn btn-info btn-lg"
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ng-click="fitToHeight()"
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tooltip="Fit to Height"
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tooltip-append-to-body="true"
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tooltip-placement="bottom"
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>
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<i class="fa fa-fw fa-arrows-v"></i>
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</a>
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<a href
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class="btn btn-info btn-lg"
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ng-click="zoomIn()"
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tooltip="Zoom In"
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tooltip-append-to-body="true"
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tooltip-placement="bottom"
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>
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<i class="fa fa-fw fa-search-plus"></i>
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</a>
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<a href
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class="btn btn-info btn-lg"
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ng-click="zoomOut()"
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tooltip="Zoom Out"
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tooltip-append-to-body="true"
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tooltip-placement="bottom"
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>
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<i class="fa fa-fw fa-search-minus"></i>
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</a>
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</div>
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</div>
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<div class="progress-thin" ng-show="loading">
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<div class="progress-bar" ng-style="{ 'width': progress + '%' }"></div>
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</div>
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"""
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}
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] |