openharmony/third_party_qrcodegen
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- Deleted constructors/functions/code for remasking existing QrCode object (due to doubtful real-world usefulness): C++, Java, JavaScript, Python, Rust.

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- Tweaked code and comments due to feature removal: JavaScript, Python.
- Updated demo programs to reflect new API usage and add new example: C, C++, Java, Python, Rust.
This commit is contained in:
Project Nayuki
2017-10-23 03:45:24 +00:00
parent c4c8d6ba45
commit b86466ecd5
11 changed files with 191 additions and 229 deletions
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cpp/QrCodeGeneratorDemo.cpp
+27 -9
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@@ -42,6 +42,7 @@ using qrcodegen::QrSegment;
static void doBasicDemo();
static void doVarietyDemo();
static void doSegmentDemo();
static void doMaskDemo();
static void printQr(const QrCode &qr);
@@ -51,6 +52,7 @@ int main() {
doBasicDemo();
doVarietyDemo();
doSegmentDemo();
doMaskDemo();
return EXIT_SUCCESS;
}
@@ -69,10 +71,6 @@ static void doBasicDemo() {
// Creates a variety of QR Codes that exercise different features of the library, and prints each one to the console.
static void doVarietyDemo() {
// Project Nayuki URL
const QrCode qr0 = QrCode::encodeText("https://www.nayuki.io/", QrCode::Ecc::HIGH);
printQr(QrCode(qr0, 3)); // Change mask, forcing to mask #3
// Numeric mode encoding (3.33 bits per digit)
const QrCode qr1 = QrCode::encodeText("314159265358979323846264338327950288419716939937510", QrCode::Ecc::MEDIUM);
printQr(qr1);
@@ -81,12 +79,9 @@ static void doVarietyDemo() {
const QrCode qr2 = QrCode::encodeText("DOLLAR-AMOUNT:$39.87 PERCENTAGE:100.00% OPERATIONS:+-*/", QrCode::Ecc::HIGH);
printQr(qr2);
// Unicode text as UTF-8, and different masks
// Unicode text as UTF-8
const QrCode qr3 = QrCode::encodeText("\xE3\x81\x93\xE3\x82\x93\xE3\x81\xAB\xE3\x81\xA1wa\xE3\x80\x81\xE4\xB8\x96\xE7\x95\x8C\xEF\xBC\x81\x20\xCE\xB1\xCE\xB2\xCE\xB3\xCE\xB4", QrCode::Ecc::QUARTILE);
printQr(QrCode(qr3, 0));
printQr(QrCode(qr3, 1));
printQr(QrCode(qr3, 5));
printQr(QrCode(qr3, 7));
printQr(qr3);
// Moderately large QR Code using longer text (from Lewis Carroll's Alice in Wonderland)
const QrCode qr4 = QrCode::encodeText(
@@ -163,6 +158,29 @@ static void doSegmentDemo() {
}
// Creates QR Codes with the same size and contents but different mask patterns.
static void doMaskDemo() {
// Project Nayuki URL
std::vector<QrSegment> segs0 = QrSegment::makeSegments("https://www.nayuki.io/");
printQr(QrCode::encodeSegments(segs0, QrCode::Ecc::HIGH, 1, 40, -1, true)); // Automatic mask
printQr(QrCode::encodeSegments(segs0, QrCode::Ecc::HIGH, 1, 40, 3, true)); // Force mask 3
// Chinese text as UTF-8
std::vector<QrSegment> segs1 = QrSegment::makeSegments(
"\xE7\xB6\xAD\xE5\x9F\xBA\xE7\x99\xBE\xE7\xA7\x91\xEF\xBC\x88\x57\x69\x6B\x69\x70"
"\x65\x64\x69\x61\xEF\xBC\x8C\xE8\x81\x86\xE8\x81\xBD\x69\x2F\xCB\x8C\x77\xC9\xAA"
"\x6B\xE1\xB5\xBB\xCB\x88\x70\x69\xCB\x90\x64\x69\x2E\xC9\x99\x2F\xEF\xBC\x89\xE6"
"\x98\xAF\xE4\xB8\x80\xE5\x80\x8B\xE8\x87\xAA\xE7\x94\xB1\xE5\x85\xA7\xE5\xAE\xB9"
"\xE3\x80\x81\xE5\x85\xAC\xE9\x96\x8B\xE7\xB7\xA8\xE8\xBC\xAF\xE4\xB8\x94\xE5\xA4"
"\x9A\xE8\xAA\x9E\xE8\xA8\x80\xE7\x9A\x84\xE7\xB6\xB2\xE8\xB7\xAF\xE7\x99\xBE\xE7"
"\xA7\x91\xE5\x85\xA8\xE6\x9B\xB8\xE5\x8D\x94\xE4\xBD\x9C\xE8\xA8\x88\xE7\x95\xAB");
printQr(QrCode::encodeSegments(segs1, QrCode::Ecc::MEDIUM, 1, 40, 0, true)); // Force mask 0
printQr(QrCode::encodeSegments(segs1, QrCode::Ecc::MEDIUM, 1, 40, 1, true)); // Force mask 1
printQr(QrCode::encodeSegments(segs1, QrCode::Ecc::MEDIUM, 1, 40, 5, true)); // Force mask 5
printQr(QrCode::encodeSegments(segs1, QrCode::Ecc::MEDIUM, 1, 40, 7, true)); // Force mask 7
}
// Prints the given QR Code to the console.
static void printQr(const QrCode &qr) {
int border = 4;