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e035d526d6
Restructure frontend directories GitOrigin-RevId: 5a1224ca186f4809df45680a80d374c1c318d7bf
78 lines
2.2 KiB
JavaScript
78 lines
2.2 KiB
JavaScript
/* eslint-disable
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max-len,
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no-return-assign,
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no-undef,
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no-unused-vars,
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*/
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// TODO: This file was created by bulk-decaffeinate.
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// Fix any style issues and re-enable lint.
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/*
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* decaffeinate suggestions:
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* DS102: Remove unnecessary code created because of implicit returns
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* DS207: Consider shorter variations of null checks
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* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
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*/
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define(['base'], App =>
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// uses the PDFJS text layer renderer to provide invisible overlayed
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// text for searching
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App.factory('pdfTextLayer', function() {
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let pdfTextLayer
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return (pdfTextLayer = class pdfTextLayer {
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constructor(options) {
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this.textLayerDiv = options.textLayerDiv
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this.divContentDone = false
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this.viewport = options.viewport
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this.textDivs = []
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this.renderer = options.renderer
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this.renderingDone = false
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}
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render(timeout) {
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if (this.renderingDone || !this.divContentDone) {
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return
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}
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if (this.textLayerRenderTask != null) {
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this.textLayerRenderTask.cancel()
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this.textLayerRenderTask = null
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}
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this.textDivs = []
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const textLayerFrag = document.createDocumentFragment()
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this.textLayerRenderTask = this.renderer({
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textContent: this.textContent,
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container: textLayerFrag,
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viewport: this.viewport,
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textDivs: this.textDivs,
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timeout,
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enhanceTextSelection: this.enhanceTextSelection
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})
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const textLayerSuccess = () => {
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this.textLayerDiv.appendChild(textLayerFrag)
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return (this.renderingDone = true)
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}
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const textLayerFailure = function() {
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// canceled or failed to render text layer -- skipping errors
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}
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return this.textLayerRenderTask.promise.then(
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textLayerSuccess,
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textLayerFailure
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)
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}
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setTextContent(textContent) {
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if (this.textLayerRenderTask) {
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this.textLayerRenderTask.cancel()
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this.textLayerRenderTask = null
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}
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this.textContent = textContent
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return (this.divContentDone = true)
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}
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})
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}))
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