PDF加工ツールとしてのTeXの実力とデジタル採点への活用

TeX Conf 2017 での講演「PDF加工ツールとしてのTeXの実力とデジタル採点への活用」の発表資料です。

# 次のサイトから画像を引用させて頂きました。
* CTAN (lion drawing by Duane Bibby)
* Apple 公式サイト (iPad, Apple Pencil, iMac)
* GoodNotes 公式サイト (GootNotes)
* Fuji Xerox 公式サイト（Xerox複合機）
* いらすとや（テストを見て喜ぶ生徒のイラスト）

Transcript

1. PDF Ճ޻πʔϧͱͯ͠ͷ
   
   TeX
   
   ͷ࣮ྗͱ
   σδλϧ࠾఺΁ͷ׆༻
   ࣉాɹါ㑏
   ʢమ྘ձʣ
   2017೥10݄14೔
   TeX Conf 2017
   

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2. 5F9
   
   ͷڧΈ
   ϑϦʔͳจॻ૊൛ιϑτ΢ΣΞ
   ਺ࣜ૊൛ʹڧ͍
   ڧྗͳࣗಈϨΠΞ΢τɾ൪߸ࢀরͷࣗಈղܾ
   ໨࣍ɾࡧҾɾจݙϦετͷࣗಈੜ੒
   ʢपลιϑτ΢ΣΞ΋ؚΉʣ
   

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3. 5F9
   
   ͷڧΈ
   ϑϦʔͳจॻ૊൛ιϑτ΢ΣΞ
   ਺ࣜ૊൛ʹڧ͍
   ڧྗͳࣗಈϨΠΞ΢τɾ൪߸ࢀরͷࣗಈղܾ
   ໨࣍ɾࡧҾɾจݙϦετͷࣗಈੜ੒
   ʢपลιϑτ΢ΣΞ΋ؚΉʣ
   ϓϩάϥϛϯά΋Ͱ͖Δ
   

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4. 5F9
   
   ͷڧΈ
   ϑϦʔͳจॻ૊൛ιϑτ΢ΣΞ
   ਺ࣜ૊൛ʹڧ͍
   ڧྗͳࣗಈϨΠΞ΢τɾ൪߸ࢀরͷࣗಈղܾ
   ໨࣍ɾࡧҾɾจݙϦετͷࣗಈੜ੒
   ʢपลιϑτ΢ΣΞ΋ؚΉʣ
   ϓϩάϥϛϯά΋Ͱ͖Δ
   PDF Ճ޻πʔϧͱͯ͠ͷ׆༻
   

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5. 1%'
   Ճ޻πʔϧͱͯ͠ͷ׆༻
   pdfTeX ͷछʑͷ௥ՃϓϦϛςΟϒ
   pdfpages ύοέʔδ ( \includepdf )
   (x)dvipdfmx ͷڧԽ
   

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6. Y
   EWJQEGNY·ΘΓͷڧԽ
   σϑΥϧτͰ extractbb ͕ࣗಈىಈʹʢTeX Live 2015ʣ

   ‎ ࣄલͷ xbb ϑΝΠϧ࡞੒΍ bb ໌ࣔࢦఆ͕ෆཁʹͳΓɼਤ൛ߋ৽ָ͕ʹ
   \includegraphics ͷ page ΦϓγϣϯͷαϙʔτʢTeX Live 2015)
   \includegraphics ͷ pagebox Φϓγϣϯͷαϙʔτ(TeX Live 2016)
   \includegraphics Ͱ Adobe Illustrator ॻྨʢ.aiϑΝΠϧʣͷ

   ௚઀औΓࠐΈ͕ՄೳʹʢTeX Live 2014ʣ
   pdfpages ύοέʔδ͕ dvipdfmx Λαϙʔτʢ2015೥ʣ
   /Rotate ෇͖ PDF ਤ൛ͷճసΛ൓өͨ͠औΓࠐΈʹରԠ (TeX Live 2018)
   pagebox ͷσϑΥϧτબ୒཯͕ pdfTeX ޓ׵ʹʢTeX Live 2018ʣ
   

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7. \includegraphicsͷ࢖͍ํ
   \includegraphics[page=2, pagebox=artbox,
   viewport=0 20 40 80, scale=2.5, clip]
   {hoge.pdf}
   pageɿPDFͷऔΓࠐΉϖʔδ൪߸
   pageboxɿmediabox/cropbox/trimbox/bleedbox/artbox ͔Βࢦఆ
   viewportɿՄࢹൣғʢpagebox Ͱࢦఆ͞ΕͨϘοΫεʹର͢Δ૬ର஋ʣ
   scaleɿ֦େ཰
   clipɿՄࢹൣғ֎Λඇදࣔʹ
   * viewport ͷ୅ΘΓʹ trim ࢦఆͰ্Լࠨӈͷ੾Γམͱ͠෯Λࢦఆ͢Δํ๏΋
   

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8. Page Box ͱ͸
   PDF ʹ͸5ͭͷʮφϯτΧBoxʯ͕͋Δɻ
   MediaBoxɿ࠷΋Ұൠతͳʮ༻ࢴαΠζʯ
   CropBoxɿҰൠతͳϏϡʔΞͰݟ͑ΔྖҬ
   BleedBoxɿʮஅͪམͱ͠αΠζʯʹ૬౰͢ΔྖҬ
   TrimBoxɿʮ࢓্͕ΓαΠζʯʹ૬౰͢ΔྖҬ
   ArtBoxɿPDFจॻΛը૾ͱͯ͠༻͍Δ৔߹ͷʮͦ
   ͷը૾ͷ಺༰ʯΛද͢ྖҬ
   

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9. Page Box ͷܾ·ΓํʢPDF ͷ࢓༷ʣ
   MediaBox ͷ஋͸ඞͣ໌ࣔ͞ΕΔɻ
   CropBox ͷ஋͕໌ࣔ͞Ε͍ͯͳ͍৔߹͸
   MediaBox ͱಉ͡ͱղऍ͞ΕΔɻ
   BleedBox/TrimBox/ArtBox ͷ஋͕໌
   ࣔ͞Ε͍ͯͳ͍৔߹͸ CropBox ͱಉ͡ͱ
   ղऍ͞ΕΔɻ
   

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10. Α͋͘Δ PDF ͷ Page Box
    ੈͷதͷେ൒ͷ PDF ͸ MediaBox ͷΈࢦఆʢଞͷ
    ϘοΫε͸ MediaBox ͱಉ͡ͱѻΘΕΔʣɻ
    Acrobat ͷʮτϦϛϯάπʔϧʯ΍
    Preview.app ͷʮ੾Γൈ͖ʯͰτϦϛϯά͢Δ
    ͱ CropBox ͕໌ࣔࢦఆ͞Εɼ͕ͦ͜ϏϡʔΞʹ
    ͓͚ΔදࣔྖҬͱͳΔɻ
    Adobe Illustrator ॻྨͷ৔߹ʮਤ൛ͷ֎઀α
    Πζʯ͕ ArtBox ͱͯ͠໌ࣔࢦఆ͞ΕΔɻ
    

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11. Illustrator ͷόʔδϣϯʹΑΔϘοΫεͷҧ͍
    Illustrator CS6 Ҏલ Illustrator CC 2015 Ҏ߱
    

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12. Illustrator ͷόʔδϣϯʹΑΔϘοΫεͷҧ͍
    Illustrator CS6 Ҏલ Illustrator CC 2015 Ҏ߱
    CropBox ໌ࣔࢦఆ
    

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13. TeX ؔ࿈ιϑτ΢ΣΞͷϘοΫεબ୒཯
    ͔ͭͯͷ dvipdfmx
    CropBox→ArtBox→TrimBox→BleedBox→

    MediaBox ͷॱͰ໌ࣔ͞Ε͍ͯΔ࠷ॳͷ΋ͷΛ࢖͏
    pdfTeX/LuaTeXɼ͓Αͼࠓޙͷ dvipdfmx
    CropBox→MediaBox ͷॱͰ໌ࣔ͞Ε͍ͯΔ࠷ॳͷ
    ΋ͷΛ࢖͏
    

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14. 1%'
    
    Ճ޻πʔϧͱͯ͠ͷ༻ྫᶃ
    ʲطଘ PDF ͷ 2-upʳ
    

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15. 1%'
    
    Ճ޻πʔϧͱͯ͠ͷ༻ྫᶃ
    ʲطଘ PDF ͷ 2-upʳ
    pdfpages ύοέʔδͷ
    \includepdf[nup=2x1] ͕࢖͑Δʂ
    pdfpages ύοέʔδͷ೔ຊޠղ
    આ͸ɼ͋΂ͷΓ͞Μͷهࣄ
    http://abenori.blogspot.jp/
    2015/07/pdfpages.html ͕෼
    ͔Γ΍͍͢Ͱ͢ɻ
    

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16. 1%'
    
    Ճ޻πʔϧͱͯ͠ͷ༻ྫᶄ
    ʲطଘݟ։͖ PDF ͷ ࠨӈࡋஅʳ
    

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17. 1%'
    
    Ճ޻πʔϧͱͯ͠ͷ༻ྫᶄ
    ʲطଘݟ։͖ PDF ͷ ࠨӈࡋஅʳ
    ݩPDFͷ༻ࢴαΠζͷ൒෼
    ෯ͷ༻ࢴαΠζΛ࣋ͭจॻ
    ʹɼ൒ϖʔδͣͭͣΒͯ͠
    PDFΛ഑ஔ͢Ε͹Α͍ɻ
    ίʔυྫ͸ http://doratex.hatenablog.jp/
    entry/20160612/1465738776 ࢀর
    

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18. 1%'
    
    Ճ޻πʔϧͱͯ͠ͷ༻ྫᶅ
    ʲճస৘ใ /Rotate ͷআڈʳ
    Adobe Acrobat ΍ Preview.app Ͱ
    PDF Λճసͯ͠΋ɼ/Rotate ͱ͍͏
    ʮճస৘ใʯ͕෇༩͞ΕΔ͚ͩͰɼຊ
    ౰ʹը૾Λճస͍ͯ͠ΔΘ͚Ͱ͸ͳ͍ɻ
    /Rotate ෇͖ PDF ͷճస৘ใΛ্ख͘औΓѻ͑ͳ͍ιϑτ΢ΣΞ΋͋Δɻ
    ຊ౰ʹϖʔδΛճసͨ͠ PDF Λ࡞Δʹ͸Ұ౓ TeX จॻʹऔΓࠐΊ͹Α͍ɻ
    pdfpages ύοέʔδͷ \includepdf ʹ͓͍ͯ fitpaper ΦϓγϣϯΛ࢖
    ͏ͷָ͕ɻ
    

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19. 1%'
    
    Ճ޻πʔϧͱͯ͠ͷ༻ྫᶆ
    ʲPDF ͷϖʔδ൪߸Λ෇͚ସ͑Δʳ
    PDF ϏϡʔΞ্Ͱͷ PDF ͷϖʔδ൪߸දࣔΛ͍͡Γ͍ͨɻ
    ྫɿॻ੶Λ“ࣗਬ”ͯ͠ಘΒΕͨ PDF ͷ໨࣍ϖʔδ͸ϩʔϚ਺ࣈʹ͠ɼͦͷ
    ޙͷຊจ෦෼Λ1ϖʔδ͔Β࢝Ί͍ͨɻ
    ྫɿ500ϖʔδ͔Β࢝·ΔʮԼרʯͷ PDF ʹ͓͍ͯɼ࣮ࡍͷϊϯϒϧͱ PDF
    ͷϖʔδ൪߸දࣔͷ਺஋Λ߹Θ͍ͤͨɻ
    ΍͸Γ \includepdf ͕໾ཱͭ
    

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20. 1%'
    
    Ճ޻πʔϧͱͯ͠ͷ༻ྫᶆ
    ʲPDF ͷϖʔδ൪߸Λ෇͚ସ͑Δʳ
    hyperref ύοέʔδͱ
    pdfpages ύοέʔδͷ
    ߹ΘٕͤͰ؆୯ʹղܾ
    

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21. ͦͷଞͷ
    
    1%'
    
    ࠇຐज़
    pdfTeX ͷ \pdfcatalog ΍ dvipdfmx
    special ͷ pdf:docview Ͱ PDF ϏϡʔΞ্
    Ͱͷϖʔδ൪߸දࣔΛ‚ʹ͢Δɻ
    pdfTeX ͷ \pdfpageattr Λ࢖ͬͯʮ5ͭͷφ
    ϯτΧBoxʯ͕શͯҟͳΔ஋Λ࣋ͭಛघͳ PDF
    Λ࡞Δɻ
    ౳ʑ……
    

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22. ຊ୊
    

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23. σδλϧ࠾఺γεςϜͷߏங
    TeX ͷ PDF Ճ޻ೳྗΛ׆༻ͯ͠
    هड़ࣜࢼݧͷσδλϧ࠾఺γε
    ςϜΛߏஙͨ͠ͷͰɼͦͷࣄྫ
    Λ঺հ͠·͢ɻ
    

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24. ࢼݧͷཁ݅
    ࢴͱԖචʹΑΔهड़ࣜࢼݧ
    डݧऀ਺600ਓఔ౓
    ҰिؒऑͰूத࠾఺
    ઃ໰͝ͱʹ࠾఺ऀΛ෼୲͠ɼಉ࣌ฒߦͰ࠾఺Λਐߦ

    ‎ ࠾఺ج४ͷ׬શͳ౷Ұ
    ࠾఺ऀ͸ఴ࡟ίϝϯτΛॻ͖ࠐΈɼडݧऀʹϑΟʔ
    υόοΫ
    

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25. ࣮ࡍͷ౴Ҋ༻ࢴ
    

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26. Ξφϩά࠾఺࣌୅
    1. ౴Ҋ༻ࢴͷଋΛʮલ͔ΒʯʮޙΖ
    ͔Βʯಉ࣌ʹ࠾఺
    2. ෇͚ͨ఺਺Λ Excel ʹଧͪࠐΈ
    3. Excel ଧͪࠐΈ࣌ͷసهϛε͕ͳ
    ͍͔Ͳ͏͔໨ࢹνΣοΫ
    

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27. Ξφϩά࠾఺࣌୅
    1. ౴Ҋ༻ࢴͷଋΛʮલ͔ΒʯʮޙΖ
    ͔Βʯಉ࣌ʹ࠾఺
    2. ෇͚ͨ఺਺Λ Excel ʹଧͪࠐΈ
    3. Excel ଧͪࠐΈ࣌ͷసهϛε͕ͳ
    ͍͔Ͳ͏͔໨ࢹνΣοΫ
    ແବ͕ଟ͘վળͷ༨஍͋Γ
    

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28. σδλϧ࠾఺ಋೖʹ޲͚ͯͷཁ݅
    1. ଟ਺ͷ࠾఺ऀ͕ઃ໰͝ͱʹಉ࣌ฒߦͰ࠾఺࡞ۀ
    ͕Ͱ͖Δ͜ͱ
    2. ηΩϡϦςΟʢݸਓ৘ใอޢʣͷ֬อ
    3. macOS, iOS ͷ্Ͱ׬݁ͯ͠ಈ࡞͢Δ͜ͱ
    4. ࠷ऴతʹ͸Ξφϩά࠾఺࣌୅ͱಉ༷ʹࢴͰฦ٫
    

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29. σδλϧ࠾఺ϫʔΫϑϩʔᶃ
    TeX Ͱղ౴༻ࢴΛ࡞੒͠ɼਓ਺෼ҹ࡮ͯ͠ࢼݧΛ࣮ࢪɻ
    

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30. σδλϧ࠾఺ϫʔΫϑϩʔᶄ
    ճऩͨ͠౴ҊΛෳ߹ػͰεΩϟϯͯ͠ PDF ʹ͢Δɻ
    

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31. εΩϟϯͨ͠౴Ҋݪຊ
    

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32. σδλϧ࠾఺ϫʔΫϑϩʔᶅ
    ઃ໰͝ͱʹ੾Γग़ͨ͠

    ࠾఺ϑΥʔϜΛ TeX Ͱ࡞੒
    \includegraphics[page=...,viewport=...]
    

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33. View Slide

34. View Slide

35. ޻෉఺1
    ࢯ໊ཝΛ࡟আ͠डݧ൪߸ཝͷΈΛ
    ࠾఺ϑΥʔϜʹҾ༻
    ᶃ ݸਓ৘ใอޢ
    ᶄ ެฏੑ֬อ
    

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36. ޻෉఺2
    ॻ͖ࠐΈΤϦΞ
    Λഎܠ৭Ͱ۠ผ
    ࠾఺ऀ͕փ৭Τ
    ϦΞʹॻ͖ࠐΜ
    Ͱ΋ฦ٫౴Ҋʹ
    ͸൓ө͞Εͳ͍
    \pagecolor{black!20!white}
    

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37. ޻෉఺3
    ࠾఺ऀ༻࠾఺ج४
    ΛৗʹԼʹදࣔ
    

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38. ޻෉఺4
    ࠾఺݁Ռೖྗ༻
    ϚʔΫγʔτΛ
    ઃஔ
    

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39. σδλϧ࠾఺ϫʔΫϑϩʔᶆ
    iPad Pro + Apple Pencil + GoodNotes 4
    ϋʔυ΢ΣΞ ιϑτ΢ΣΞ
    ʢ໿11ສԁʣ ʢ໿1ສԁʣ ʢ960ԁʣ
    

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40. ࠾఺ޙ
    

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41. നΤϦΞ಺ʹఴ࡟ίϝϯτ
    ಘ఺ΛϚʔΫ
    ࠾఺ج४র߹
    ʢ࠾఺ऀ૬ޓ
    νΣοΫ༻ʣ
    

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42. σδλϧ࠾఺ϫʔΫϑϩʔᶇ
    ࠾఺ޙͷϑΥʔϜΛPDFͰॻ͖ग़͠
    

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43. σδλϧ࠾఺ϫʔΫϑϩʔᶈ
    ಘ఺ΛϚʔΫγʔτϦʔμʔͰಡΈऔΔ
    

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44. ϚʔΫγʔτϦʔμʔͷ։ൃ
    ։ൃݴޠɿPython
    ࢖༻ϥΠϒϥϦɿOpenCVʢը૾ೝࣝʣ
    TeX2img Ͱ࢖༻͍ͯ͠Δ macOS ͷάϥϑΟοΫ
    ؔ࿈ API (CoreGraphics / Quartz) Λ༻͍ͨߴ଎ͳ
    ը૾ม׵ϧʔνϯΛ PyObjC Ͱ Python ʹҠ২
    େ໳ޫ׮ࢯʢమ྘ձɼ౦େTeXѪ޷ձʣͱͱ΋
    ʹ GitHub ্Ͱڞಉ։ൃ
    

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45. View Slide

46. View Slide

47. View Slide

48. ۃΊͯߴਫ਼౓ͷϚʔΫγʔτ
    ಡΈऔΓΛ࣮ݱ
    

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49. σδλϧ࠾఺ϫʔΫϑϩʔᶉ
    ࠾఺݁ՌΛ΋ͱʹ
    TeX Ͱݩͷ౴Ҋ༻ࢴΛ෮ݩ
    

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50. 1ਓ෼ͷ౴ҊΛઃ໰͝ͱʹࡉ෼ͨ͠࠾఺݁Ռ
    

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51. ౴Ҋʴఴ࡟ίϝϯτ෦Λൈਮɾ߹ମ
    1ਓ෼ͷ౴ҊΛઃ໰͝ͱʹࡉ෼ͨ͠࠾఺݁Ռ
    

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52. ߹ମޙ
    

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53. ֤࠾఺ϑΥʔϜͷ PDF ͔Β
    \includegraphics ͰషΓࠐΜͰ഑ஔ
    

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54. ࠾఺ϑΥʔϜͰ͸࡟আͨ͠ࢯ໊ཝ΋

    ݪຊ PDF ͔Β෮ݩͯ͠

    \includegraphics Ͱ഑ஔ
    

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55. ϚʔΫγʔτϦʔμʔͷग़ྗ݁Ռͷ CSV
    Λ TeX Ͱύʔε͠ɼઃ໰͝ͱͷಘ఺͓Αͼ
    \numexpr Ͱࢉग़ͨ͠߹ܭ఺Λ഑ஔ
    

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56. σδλϧ࠾఺ϫʔΫϑϩʔᶊ
    ࢼݧ࣮ࢪ࣌ɿࢯ໊ͷޒेԻॱͰൃߦ͞Ε
    ͨडݧ൪߸ॱʢܽ੮ऀ͸ඈͼ൪ʹͳΔʣ
    ฦ٫࣌ɿࡏ੶Ϋϥεผ
    ʲ౴Ҋͷҹ࡮ɾฦ٫ʳ
    डݧऀ௨͠൪߸ͱࡏ੶ΫϥεͱͷରԠσʔ
    λΛ΋ͱʹ \includegraphics[page=…]
    ͷൃߦॱΛܾఆ
    

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57. σδλϧ࠾఺ϫʔΫϑϩʔᶊ
    ׬੒ͨ͠ฦ٫౴ҊΛΧϥʔҹ࡮֤ͯ͠ΫϥεͰฦ٫͢Δɻ
    

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58. σδλϧ࠾఺ϫʔΫϑϩʔʲ·ͱΊʳ
    ᶃ TeX Ͱղ౴༻ࢴΛ࡞੒͠ɼਓ਺෼ҹ࡮ͯ͠ࢼݧΛ࣮ࢪɻ
    ᶄ ճऩͨ͠౴ҊΛෳ߹ػͰεΩϟϯͯ͠ PDF ʹ͢Δɻ
    ᶅ ઃ໰͝ͱʹ੾Γग़ͨ͠࠾఺ϑΥʔϜΛ TeX Ͱ࡞੒ɻ
    ᶆ iPad Pro + Apple Pencil + GoodNotes 4 Ͱ࠾఺࣮ࢪɻ
    ᶇ ࠾఺ޙͷϑΥʔϜΛ PDF Ͱॻ͖ग़͠ɼMac ʹҠ͢ɻ
    ᶈ Python੡ͷࣗՈ੡ϚʔΫγʔτϦʔμʔͰಘ఺ಡΈऔΓɻ
    ᶉ ࠾఺݁ՌΛ΋ͱʹ TeX Ͱ౴Ҋ༻ࢴΛ෮ݩ͠ಘ఺هೖɻ
    ᶊ ฦ٫Ϋϥεผʹιʔτͯ͠ҹ࡮͠ɼ౴Ҋ༻ࢴΛฦ٫ɻ
    

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59. Ξφϩά࠾఺࣌୅ͱൺֱͯ͠
    ౴Ҋ༻ࢴΛઃ໰͝ͱʹࡉ෼ͯ͠ಉ࣌ฒߦ࠾఺Ͱ͖ΔͷͰɼશମͱ͠
    ͯͷ࠾఺ॴཁ͕࣌ؒେ෯ʹ୹ॖԽɻ
    ෺ཧతͳ౴ҊฆࣦϦεΫͷফ໓ɻ
    ࠾఺࣌ʹडݧऀ໊͕෬ͤΒΕΔ͜ͱʹΑΓɼ࠾఺ʹ͋ͨͬͯઌೖ؍
    ͷೖΔ༨஍Λ׬શʹഉআͰ͖ɼ࠾఺ͷެฏੑ͕ΑΓ޲্ɻ
    ಘ఺ΛखͰهೖ → Excel ʹసه → సهϛε͕ͳ͍͔໨ࢹνΣοΫ
    ͱ͍͏৑௕ͳεςοϓ͕શͯফ໓ɻ
    ࠾఺ޙͷ౴Ҋ༻ࢴΛखಈͰฦ٫Ϋϥεผʹ࢓෼͚Δख͕ؒফ໓ɻ
    ۀ຿ޮ཰͕େ෯ʹվળ
    

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60. ௚໘ͨ͠՝୊
    ࣄલγϛϡϨʔγϣϯɿ10ຕఔ౓ͷμϛʔ౴Ҋ
    ݱ࣮ͷ౴Ҋɿ600ຕఔ౓
    ن໛͕େ͖͍͜ͱ͕༷ʑͳ૝ఆ
    ֎ͷো֐ΛҾ͖ىͨ͜͠
    

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61. ௚໘ͨ͠՝୊ᶃ
    ʲҰจॻதͷը૾਺ʳ
    ౴Ҋ෮ݩ࣌ʹ1ϖʔδ͋
    ͨΓ12ຕͷ౴Ҋஅยը
    ૾Λ੾ΓషΓ͢Δɻ
    12ຕ×600ਓ෼ͰɼҰจ
    ॻ͋ͨΓܰ͘7,000ຕҎ
    ্΋ͷը૾͕షΓࠐ·
    ΕΔɻ
    

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62. texk/dvipdfm-x/spc_pdfm.c
    texk/dvipdfm-x/pdfximage.h
    dvipdfmx ͷҰจॻதͷը૾਺͸্ݶ5,000ຕʂ
    

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63. texk/dvipdfm-x/spc_pdfm.c
    texk/dvipdfm-x/pdfximage.h
    dvipdfmx ͷҰจॻதͷը૾਺͸্ݶ5,000ຕʂ
    Not enough!
    

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64. texk/dvipdfm-x/spc_pdfm.c
    texk/dvipdfm-x/pdfximage.h
    dvipdfmx ͷҰจॻதͷը૾਺͸্ݶ5,000ຕʂ
    Not enough!
    TeX Live 2018 ൛
    dvipdfmx Ͱ͸্ݶఫഇࡁΈ
    

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65. ௚໘ͨ͠՝୊ᶄ
    ʲPDFͷϑΝΠϧαΠζ͕େ͖͍ʳ
    ը૾ΛషΓࠐΈ·ͬͨ͘600ϖʔδ௒ͷPDFΛ࡞ͬͨ݁Ռɼ

    PDFͷϑΝΠϧαΠζ͕ҟৗʹେ͖͍ʢ਺ඦMBʙ1GBఔ౓ʣ
    GoodNotesͷࣗಈόοΫΞοϓػೳ͕WiFiͷଳҬΛ৯͍௵͢
    GoodNotesͰఴ࡟ޙͷ౴ҊΛGoodNotesܗ͔ࣜΒPDFܗࣜʹ
    ม׵ͯ͠ॻ͖ग़͢ࡍʹɼϝϞϦෆ଍ͰΞϓϦ͕མͪΔ
    ҹ࡮ʹ͕͔͔࣌ؒΔʢඪ४ը࣭ɾย໘Χϥʔҹ࡮Ͱ໿2ʙ3࣌ؒʣ
    

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66. 1%'αΠζΛগ͠Ͱ΋ݮΒͨ͢Ίʹʜ
    Adobe Acrobat ͷ
    ʮඇදࣔ৘ใΛݕࡧͯ͠࡟আʯ
    ຊདྷ͸ PDF ಺ʹඇදࣔͰ࢒ଘ͍ͯ͠Δػີ৘ใΛ࡟আ͢Δͨ
    Ίͷػೳ
    ຒΊࠐ·Εͨਤ൛ͷ͏ͪͷඇදࣔΤϦΞΛ࡟আ͢Δ
    \includegraphics[viewport=…] ͰՄࢹൣғΛݶఆ͠
    ͨਤ൛ΛؚΉ PDF ͷϑΝΠϧαΠζ࡟ݮʹ໾ཱͭ
    

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67. ଞՊ໨Ͱͷ׆༻
    ࠤ౻३ढ़ࢯʢమ྘ձʣͷ޻෉Λ঺հ͠·͢ɻ
    ʮTeXϢʔβͷू͍2015ʯͰʮtcolorbox ʹΑΔ૷০දݱʯ
    ͱ͍͏୊໨Ͱߨԋɻ
    ಠࣗͷϘοΫεΛੜ੒͢Δ ascolorbox ύοέʔδΛެ։ɻ
    ೔ࠒ͸෺ཧͷࢦಋΛ୲౰ɻ
    

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68. ଞՊ໨Ͱͷ׆༻
    ࠤ౻३ढ़ࢯʢమ྘ձʣͷ޻෉Λ঺հ͠·͢ɻ
    ʮTeXϢʔβͷू͍2015ʯͰʮtcolorbox ʹΑΔ૷০දݱʯ
    ͱ͍͏୊໨Ͱߨԋɻ
    ಠࣗͷϘοΫεΛੜ੒͢Δ ascolorbox ύοέʔδΛެ։ɻ
    ೔ࠒ͸෺ཧͷࢦಋΛ୲౰ɻ
    ascolorbox ύοέʔδ
    

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69. ࠾఺ϑΥʔϜ
    

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70. ౴ҊͷಡΈ΍͢
    ͞ʹؔ͢ΔධՁ
    ߲໨΋ϚʔΫԽ
    খ໰͝ͱʹಘ఺
    ΛϚʔΫ
    ࠾఺ج४
    ࠾఺ϑΥʔϜ
    

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71. ฦ٫͢Δݸਓ݁Ռද
    

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72. ฦ٫͢Δݸਓ݁Ռද
    શͯ TikZ + tcolorbox Ͱ
    ࣗಈੜ੒
    

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73. ฦ٫౴Ҋ
    

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74. ·ͱΊ
    ʲTeX ͸ PDF Ճ޻πʔϧͱͯ͠ۃΊͯ༗༻ʳ
    TeX ͸ PDF Λʮ੾ΓషΓʯ͢ΔͨΊͷՃ޻πʔϧ
    ͱͯ͠ۃΊͯ༗༻ͳສೳφΠϑ
    ΞΠσΞ࣍ୈͰ༷ʑͳࣗಈԽʹΑΔۀ຿վળʹʂ
    օ༷΋ͥͻ PDF Ճ޻πʔϧͱͯ͠ͷ 

    TeX ͷ͞ΒͳΔ׆༻Λߟ͑ͯ

    Έ͍ͯͩ͘͞ʂ
    

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