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24 changes: 0 additions & 24 deletions QRCoder/QRCodeGenerator.ModulePlacer.cs
Original file line number Diff line number Diff line change
Expand Up @@ -8,30 +8,6 @@ public partial class QRCodeGenerator
{
private static partial class ModulePlacer
{
/// <summary>
/// Adds a quiet zone around the QR code. A quiet zone is a blank margin used to separate the QR code
/// from other visual elements, improving scanner readability. This zone consists of white modules
/// extending 4 modules wide around the existing QR code pattern.
/// </summary>
/// <param name="qrCode">The QR code data structure to modify.</param>
public static void AddQuietZone(QRCodeData qrCode)
{
// Calculate the required length for a new quiet line, including existing modules plus 8 additional for the quiet zone.
var quietLineLength = qrCode.ModuleMatrix.Count + 8;
// Add four new lines at the top of the QR code matrix to create the upper part of the quiet zone.
for (var i = 0; i < 4; i++)
qrCode.ModuleMatrix.Insert(0, new BitArray(quietLineLength));
// Add four new lines at the bottom of the QR code matrix to create the lower part of the quiet zone.
for (var i = 0; i < 4; i++)
qrCode.ModuleMatrix.Add(new BitArray(quietLineLength));
// Expand each line of the QR code matrix sideways by 4 modules on each side to complete the quiet zone.
for (var i = 4; i < qrCode.ModuleMatrix.Count - 4; i++)
{
qrCode.ModuleMatrix[i].Length += 8;
ShiftAwayFromBit0(qrCode.ModuleMatrix[i], 4);
}
}

/// <summary>
/// Places the version information on the QR code matrix for versions 7 and higher. Version information
/// is encoded into two small rectangular areas near the bottom left and top right corners outside the timing patterns.
Expand Down