mirror of
https://github.com/overleaf/overleaf.git
synced 2024-10-31 21:21:03 -04:00
124 lines
3.1 KiB
CoffeeScript
124 lines
3.1 KiB
CoffeeScript
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define [
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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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"text!libs/pdfListView/TextLayer.css"
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"text!libs/pdfListView/AnnotationsLayer.css"
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"libs/backbone"
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"libs/jquery.storage"
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], (PDFListView, TextLayerBuilder, AnnotationsLayerBuilder, textLayerCss, annotationsLayerCss) ->
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if PDFJS?
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PDFJS.workerSrc = "#{window.sharelatex.pdfJsWorkerPath}"
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style = $("<style/>")
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style.text(textLayerCss + "\n" + annotationsLayerCss)
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$("body").append(style)
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PDFjsView = Backbone.View.extend
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template: $("#pdfjsViewerTemplate").html()
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events:
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"mousemove" : "onMousemove"
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"mouseout" : "onMouseout"
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"click .js-fit-height" : "fitToHeight"
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"click .js-fit-width" : "fitToWidth"
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"click .js-zoom-out" : "zoomOut"
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"click .js-zoom-in" : "zoomIn"
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initialize: () ->
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@ide = @options.manager.ide
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render: () ->
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@setElement $(@template)
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@pdfListView = new PDFListView @$(".pdfjs-list-view")[0],
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textLayerBuilder: TextLayerBuilder
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annotationsLayerBuilder: AnnotationsLayerBuilder
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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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@toolbar = @$(".btn-group")
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@toolbar.hide()
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@progress_bar = @$(".progress")
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@hideProgressBar()
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return @
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show: () ->
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@$el.show()
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@pdfListView.onResize()
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hide: () -> @$el.hide()
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setPdf: (url) ->
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@setProgressBarTo(0)
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onProgress = (progress) =>
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@setProgressBarTo(progress.loaded/progress.total)
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@pdfListView
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.loadPdf(url, onProgress)
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.then () =>
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@hideProgressBar()
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if !@setInitialPosition
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@_initInitialPosition()
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@setInitialPosition = true
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@flashToolbar()
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unsetPdf: () -> @hide()
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_initInitialPosition: () ->
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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 = $.localStorage("pdf.position.#{@ide.project.get("id")}"))
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@pdfListView.setPdfPosition(position)
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$(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.#{@ide.project.get("id")}", @pdfListView.getPdfPosition()
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setProgressBarTo: (value) ->
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@progress_bar.show()
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@progress_bar.find(".bar").css width: "#{value * 100}%"
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hideProgressBar: () ->
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@progress_bar.hide()
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fitToHeight: () ->
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@pdfListView.setToFitHeight()
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fitToWidth: () ->
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@pdfListView.setToFitWidth()
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zoomIn: () ->
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scale = @pdfListView.getScale()
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@pdfListView.setScale(scale * 1.2)
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zoomOut: () ->
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scale = @pdfListView.getScale()
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@pdfListView.setScale(scale / 1.2)
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flashToolbar: () ->
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@toolbar.show()
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setTimeout =>
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@toolbar.fadeOut "slow"
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, 1000
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onMousemove: (e) ->
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viewerOffset = @$el.offset()
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offsetY = e.pageY - viewerOffset.top
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offsetX = e.pageX - viewerOffset.left
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if offsetY < 70 and offsetX < 250
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@toolbar.show()
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else
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@toolbar.fadeOut "slow"
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onMouseout: (e) ->
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@toolbar.hide()
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onResize: () ->
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@pdfListView.onResize()
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