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Ross Kaffenberger @rossta Getting Lazy with Vue and PDFs
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Ross Kaffenberger @rossta Building a PDF Vue-er
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#dadjokes
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• ross kaffenberger @rossta
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rossta.net/vue-pdfjs-demo
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PDF.js fetching
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PDF.js rendering
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PDF.js in Vue
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Problem: Large PDFs
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•Lazy render: draw to canvas when visible •“Infinite” scroll: fetch pages in batches
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Iteration #1: Math!
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Problem: Vue cannot watch $el properties
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Manual work
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Next iteration:
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IntersectionObserver!
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Advantages
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•no $el property tracking •less code, fewer bugs •easier to extend
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Akryum/vue-observe-visibility
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Lesson: Opt for Vue-friendliness
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Lesson: Be curious and flexible
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rossta/vue-pdfjs-demo
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@rossta rossta.net/talks
[email protected]