ハードウェア対応のリアル.pdf

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ϋʔυ΢ΣΞରԠͷϦΞϧ !@DIPDPZBNB &CJTVNPCJMF

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ࣗݾ঺հ w ͨ·Ͷ͗ʢ!@DIPDPZBNBʣ w 4503&4ϨδͷJ04ΞϓϦ։ൃ w ϋʔυ΢ΣΞରԠ͸   ॳΊͯ΍Γ࢝Ί͔ͯΒd೥

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ࠓ೔࿩͢͜ͱ w ϋʔυ΢ΣΞରԠͱ͸ʁ w ։ൃͷϦΞϧ w ӡ༻ͷϦΞϧ w ςΫϊϩδʔʹΑΔ՝୊ղܾ     ˞શମతʹJ04دΓͷ࿩ʹͳΓ·͢🙏

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ϋʔυ΢ΣΞରԠͱ͸ʁ

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ϝΠϯػͱ͸ผͷೖग़ྗ୺຤ͱ࿈ܞ͢ΔରԠ ܾࡁ୺຤ υϩΞʔ όʔίʔυεΩϟφʔ ΧελϚʔσΟεϓϨΠ #FBDPO ϚΠΫ εϐʔΧʔ ϖϯγϧ Ϛ΢ε ΩʔϘʔυ ΠϠϗϯ ೖྗ ग़ྗ ϓϦϯλʔ εϚʔτϑΥϯ୯ମͰ͸ ղܾͰ͖ͳ͍՝୊ʹϦʔνͰ͖Δ

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4503&4ϨδͷରԠϋʔυ΢ΣΞͱػೳ όʔίʔυεΩϟφʔͰɺΞΠςϜΛΧʔτʹ௥Ճ ௥Ճͨ͠Χʔτͷ৘ใΛɺΧελϚʔσΟεϓϨΠʹ൓ө ܾࡁ୺຤ͰɺܾࡁॲཧΛ࣮ߦ ܾࡁ͕׬ྃͨ͠஫จͷϨγʔτΛɺϓϦϯλʔͰग़ྗ

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ར༻͍ͯ͠Δٕज़ ୺຤ ར༻ٕज़ ܾࡁ୺຤ #MVFUPPUI ϓϦϯλʔ υϩΞʔ #MVFUPPUI όʔίʔυεΩϟφʔ #MVFUPPUI ΧελϚʔσΟεϓϨΠ   ʢεϚʔτϑΥϯʣ -PDBM/FUXPSL ղܾͰ͖Δ՝୊΋େ͖͍͕ɺ։ൃɾӡ༻ͷίετ΋େ͖͍

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։ൃͷϦΞϧ

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࣮૷ϋʔυϧ͕ߴ͍ w ୺຤ͱͷ࿈ܞ෦෼Ͱ   ௿ϨΠϠʔͳ࣮૷͕ඞཁ w ઀ଓ؅ཧɾ௨৴ॲཧͰͷ   ࡉ͔͍έΞ͕େม w ඇಉظॲཧ͕ଟ͘ɺ   ॲཧͷྲྀΕ͕௫ΈͮΒ͍ uint8_t *pos_papercut(cy_printer const printer, size_t *out_len) { if(printer & cy_paper_cut) { INIT_BUF(); size_t nl_len; uint8_t * const newlines = pos_cutter_newlines(printer, &nl_len); if(nl_len > 0) APPEND_BUF(newlines, nl_len); if(CY_PRINTER_TYPE(printer) == cy_sm_desktop_printer) APPEND_BUF_AUTO(POS_LM_CUTPAPER); else APPEND_BUF_AUTO(POS2_CUTPAPER); if(out_len) *out_len = BUF_LEN(); return BUF(); } else return pos_cutter_newlines(printer, out_len); } $ݴޠʹΑΔ࣮૷ίʔυ

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ςετ͕ͮ͠Β͍ w ग़͕ࣾඞཁ w ࣗಈςετͰͷ୲อ͕ͮ͠Β͍ w 04ɾ୺຤όʔδϣϯ͚ͩͰͳ͘ɺ   ϝʔΧʔ΍ϋʔυ΢ΣΞछผͷ   ֻ͚߹Θͤ΋૿͑Δ

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ӡ༻ͷϦΞϧ

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༷ʑͳ؀ڥɾछྨ΁ͷରԠ͕େม w #MVFUPPUIͷׯব΍8J'JઃఆʹΑΔҟৗಈ࡞ w ϝʔΧʔ΍୺຤ʹґଘͨ͠ෆ۩߹ใࠂ w αϙʔτΛ੾ΓͮΒ͍

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Ϋϥογϡ΍ෆ۩߹͕ൃੜ͠΍͍͢ w τοϓΫϥογϡ͸ϋʔυ΢ΣΞؔ࿈͕੮ר w ؆୯ʹݪҼΛಛఆͰ͖ͳ͍Ϋϥογϡϩά

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ͭΒΈϙΠϯτ·ͱΊ w ࣮૷ɾอकͷϋʔυϧ͕ߴ͍ w ෆ۩߹͕ى͖΍͘͢୺຤ࠩ෼΋͋Δ w ςετίετ͕ߴࣗ͘ಈԽ΋ͮ͠Β͍ w αϙʔτΛ੾ΓͮΒ͍ ςΫϊϩδʔͰղܾ͠Α͏ʂ

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࣮૷ɾอकͷϋʔυϧΛԼ͛ΔऔΓ૊Έ w ࣄྫɿඇಉظॲཧΛ4XJGU$PODVSSFODZͰ୯७Խ w ࣄྫɿυΩϡϝϯτཧղΛ$IBU(15Ͱߴ଎Խ w ࣄྫɿ۪௚ͳ࣮૷Λ3FTVMU#VJMEFSͰந৅Խ

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ࣄྫɿඇಉظॲཧΛ4XJGU$PODVSSFODZͰ୯७Խ w ՝୊ w %FMFHBUF$PNQMFUJPO)BOEMFSϕʔεͷ࣮૷͕ଟ͍ w ඇಉظॲཧΛ࿈ଓͰߦ͏έʔε΋ଟ͍ w ίʔϧόοΫ஍ࠈʹͳΓɺॲཧϑϩʔ͕ಡΈऔΓͮΒ͍ w 5SZ w 4XJGU$PODVSSFODZΛ༻͍࣮ͨ૷ʹஔ͖׵͑ w ίʔυΛ୯७ʹ্͔ΒԼ΁ಡΉ͚ͩͰ͍͍ঢ়گʹվળ

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detectPaperWidth { guard $0 != PaperWidth.unknown else { // Ϩγʔτ෯ͷऔಘʹࣦഊͨ͠৔߹ɺ1౓͚ͩϦτϥΠ͢Δ _ = detectPaperWidth { update(paperWidth: $0) } return } update(paperWidth: $0) } var paperWidth = await paperWidthDetector.getWidth() if paperWidth == .unknown { // Ϩγʔτ෯ͷऔಘʹࣦഊͨ͠৔߹ɺ1౓͚ͩϦτϥΠ͢Δ paperWidth = await paperWidthDetector.getWidth() } update(paperWidth: paperWidth) ωετ͕গͳ͘ɺॲཧͷྲྀΕ͕௫Έ΍͘͢ͳͬͨ $PNQMFUJPO)BOEMFS%FMFHBUF 4XJGU$PODVSSFODZ ˞ཁ఺ΛߜΔͨΊσϑΥϧϝͯ͠·͢ XJUI$IFDLFE$POUJOVBUJPOͰɺ   ڧ੍తʹ4XJGU$PODVSSFODZͷܗ΁

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func getWidth() async -> PaperWidth { await withCheckedContinuation { (continuation: CheckedContinuation) in session.listen { inputStream, _ in var input: UInt8 = 0 let inputLength = inputStream.read(&input, maxLength: 4096) if inputLength > 0 { let paperWidth = getPaperWidth( printerModel: printerModel, fromResponseValue: Data(bytes: &input, count: inputLength).ex.toBytes() ) continuation.resume(returning: paperWidth) } } session.write(Data(bytes: cmd, count: cmdLength)) } } ֎͔Βݟͨ࣌͸BTZODBXBJUͷγϯϓϧͳ*' $PNQMFUJPO)BOEMFSϕʔεͷ۪௚ͳ࣮૷͸ ด͡ࠐΊͯந৅Խ͢Δ

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let print = { printReceiptML(receiptML) _ = cutPaper() completion() } let supportedVariableWidth = (printerType & cy_variable_paper_width) != 0 if supportedVariableWidth { let continuePrint = { (width: PrinterWidth) in paperWidth = width print() } detectPaperWidth { guard $0 != PrinterWidth.unknown else { _ = detectPaperWidth { continuePrint($0) } return } continuePrint($0) } } else { print() } guard let activePrinter, let receipt = PaymentReceipt(order: order, store: store)?.build(), let image = try? await receipt.image( width: CGFloat(await activePrinter.receiptWidth()) ) else { return } activePrinter.printReceiptImage(image) ϨΨγʔͳ෦෼ΛϞμϯͳٕज़Ͱϥοϓ ҹ࡮໋ྩΛߦ͏ؔ਺ͷαϯϓϧ ॲཧͷྲྀΕ͕௥͍΍͘͢ͳΓɺίʔυͷ࡟ݮ΋Ͱ͖ͨ

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ࣄྫɿυΩϡϝϯτཧղΛ$IBU(15Ͱߴ଎Խ ʮग़ྗ͞ΕΔ༻ࢴ෯ͷऔಘʯʹؔ͢ΔϓϦϯλʔͷެࣜυΩϡϝϯτ

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ϋʔυ΢ΣΞؔ࿈ͷυΩϡϝϯτ w ՝୊ w ීஈࢀর͢Δ%PDͱ͸͔͚཭Εͨ಺༰ w αοͱཧղ͢Δʹ͸ϋʔυϧ͕ߴ͍ w ࣄྫ͕গͳ͘άάͬͯ΋ώοτͮ͠Β͍ w 5SZ w άάͬͯμϝͳΒδϐͬͯΈΑ͏

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%PDͷҰ෦Λίϐϖͯ͠ ʮΑ͘Θ͔Βͳ͍ͷͰɺΘ͔ΔΑ͏ʹڭ͑ͯʯ ͬͯݴͬͯΈΔ ˠৄࡉͳղઆΛͯ͘͠ΕΔ $IBU(15ͷ׆༻

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·ͩΑ͘Θ͔Βͳ͍ͷͰɺ υΩϡϝϯτʹهࡌͷͳ͍ύλʔϯΛྫʹ ࢓༷ͷཧղΛਂΊΑ͏ͱ͢Δ ˠ%PDͷΑ͏ʹҰൠԽͨ͠಺༰Ͱ͸ͳ͘ɺ   ʮ"ͷ৔߹ɺ#ʹͳΔʯͱ͍ͬͨ ۩ମతͳ࢓༷Λڭ͑ͯ͘ΕΔ

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ˠ۩ମతͳظ଴݁ՌΛڭ͑ͯ͘ΕΔ ੩తͳ%PDͰ͸ෆՄೳͳΠϯλϥΫςΟϒͳ2"ʹΑΓɺ ཧղ͕ઙ͍෦෼Λ໌֬ʹ͠ͳ͕Β࢓༷Λ೺ѲͰ͖ͨ ࢓༷͕໌֬ʹͳͬͨͷͰɺ ࠓճͷϢʔεέʔεΛΠϯϓοτ͢Δ͜ͱͰ ͦͷ৔߹Ͳ͏ͳΔ͔Λฉ͘

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ࣄྫɿ۪௚ͳ࣮૷Λ3FTVMU#VJMEFSͰந৅Խ 9.-จࣈྻͷੜ੒Λɺ4XJGU6*ͷΑ͏ͳ*'ͰͰ͖ΔΑ͏ʹͨ͠ SFGʲJ04%$ʳ෼ͰΘ͔Δʂ଎शSFTVMU#VJMEFS

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·ͱΊ w ਖ਼௚ϋʔυ΢ΣΞରԠΛͯ͠ΔͱɺͭΒ͍ہ໘ʹ౓ʑͿ͔ͭΔ w ௿ϨΠϠʔͳ࣮૷΍ϨΨγʔͳ෦෼Λɺ   Ϟμϯͳٕज़Ͱิ׬Ͱ͖Δָ͕͋͠͞Δ w ιϑτ΢ΣΞ͚ͩͰ͸࣮ݱͰ͖ͳ͍ϢʔβʔମݧΛఏڙͰ͖Δ

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େม͚ͩͲɺ ໘ന͞΋͋ΔΑʂ