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Tweaked C++ and Java demo code for clarity.

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Project Nayuki 2017-08-17 21:37:04 +00:00
parent 20a05141ec
commit ff0eed8700
2 changed files with 20 additions and 14 deletions
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32
cpp/QrCodeGeneratorDemo.cpp
View File

@ -110,10 +110,9 @@ static void doSegmentDemo() {
QrCode::Ecc::LOW);
printQr(qr0);
std::vector<QrSegment> segs;
segs.push_back(QrSegment::makeAlphanumeric(silver0));
segs.push_back(QrSegment::makeNumeric(silver1));
const QrCode qr1 = QrCode::encodeSegments(segs, QrCode::Ecc::LOW);
const QrCode qr1 = QrCode::encodeSegments(
{QrSegment::makeAlphanumeric(silver0), QrSegment::makeNumeric(silver1)},
QrCode::Ecc::LOW);
printQr(qr1);
// Illustration "golden"
@ -125,18 +124,25 @@ static void doSegmentDemo() {
QrCode::Ecc::LOW);
printQr(qr2);
segs.clear();
std::vector<uint8_t> bytes;
for (const char *temp = golden0; *temp != '\0'; temp++)
bytes.push_back(static_cast<uint8_t>(*temp));
segs.push_back(QrSegment::makeBytes(bytes));
segs.push_back(QrSegment::makeNumeric(golden1));
segs.push_back(QrSegment::makeAlphanumeric(golden2));
const QrCode qr3 = QrCode::encodeSegments(segs, QrCode::Ecc::LOW);
const QrCode qr3 = QrCode::encodeSegments(
{QrSegment::makeBytes(bytes), QrSegment::makeNumeric(golden1), QrSegment::makeAlphanumeric(golden2)},
QrCode::Ecc::LOW);
printQr(qr3);
// Illustration "Madoka": kanji, kana, Greek, Cyrillic, full-width Latin characters
const char *madoka = "\xE3\x80\x8C\xE9\xAD\x94\xE6\xB3\x95\xE5\xB0\x91\xE5\xA5\xB3\xE3\x81\xBE\xE3\x81\xA9\xE3\x81\x8B\xE2\x98\x86\xE3\x83\x9E\xE3\x82\xAE\xE3\x82\xAB\xE3\x80\x8D\xE3\x81\xA3\xE3\x81\xA6\xE3\x80\x81\xE3\x80\x80\xD0\x98\xD0\x90\xD0\x98\xE3\x80\x80\xEF\xBD\x84\xEF\xBD\x85\xEF\xBD\x93\xEF\xBD\x95\xE3\x80\x80\xCE\xBA\xCE\xB1\xEF\xBC\x9F";
const char *madoka = // Encoded in UTF-8
"\xE3\x80\x8C\xE9\xAD\x94\xE6\xB3\x95\xE5"
"\xB0\x91\xE5\xA5\xB3\xE3\x81\xBE\xE3\x81"
"\xA9\xE3\x81\x8B\xE2\x98\x86\xE3\x83\x9E"
"\xE3\x82\xAE\xE3\x82\xAB\xE3\x80\x8D\xE3"
"\x81\xA3\xE3\x81\xA6\xE3\x80\x81\xE3\x80"
"\x80\xD0\x98\xD0\x90\xD0\x98\xE3\x80\x80"
"\xEF\xBD\x84\xEF\xBD\x85\xEF\xBD\x93\xEF"
"\xBD\x95\xE3\x80\x80\xCE\xBA\xCE\xB1\xEF"
"\xBC\x9F";
const QrCode qr4 = QrCode::encodeText(madoka, QrCode::Ecc::LOW);
printQr(qr4);
@ -151,9 +157,9 @@ static void doSegmentDemo() {
qrcodegen::BitBuffer bb;
for (int c : packedKanjiData)
bb.appendBits(c, 13);
segs.clear();
segs.push_back(QrSegment(QrSegment::Mode::KANJI, packedKanjiData.size(), bb));
const QrCode qr5 = QrCode::encodeSegments(segs, QrCode::Ecc::LOW);
const QrCode qr5 = QrCode::encodeSegments(
{QrSegment(QrSegment::Mode::KANJI, packedKanjiData.size(), bb)},
QrCode::Ecc::LOW);
printQr(qr5);
}

2
java/io/nayuki/qrcodegen/QrCodeGeneratorDemo.java
View File

@ -152,7 +152,7 @@ public final class QrCodeGeneratorDemo {
BitBuffer bb = new BitBuffer();
for (int c : packedKanjiData)
bb.appendBits(c, 13);
segs = Arrays.asList(new QrSegment(QrSegment.Mode.KANJI, madoka.length(), bb));
segs = Arrays.asList(new QrSegment(QrSegment.Mode.KANJI, packedKanjiData.length, bb));
qr = QrCode.encodeSegments(segs, QrCode.Ecc.LOW);
writePng(qr.toImage(9, 4), "madoka-kanji-QR.png");
}