Toolkit.UI.Controls.Avalonia

2024-04-13 11:41:33 +01:00
parent 62a7e94e19
commit 862e7b2e34
97 changed files with 8558 additions and 0 deletions
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+namespace Gma.QrCodeNet.Encoding.Masking.Scoring;
+
+/// <summary>
+/// ISO/IEC 18004:2000 Chapter 8.8.2 Page 52
+/// </summary>
+internal class Penalty1 : Penalty
+{
+	/// <summary>
+	/// Calculate penalty value for first rule.
+	/// </summary>
+	internal override int PenaltyCalculate(BitMatrix matrix)
+	{
+		int penaltyValue = PenaltyCalculation(matrix, true) + PenaltyCalculation(matrix, false);
+		return penaltyValue;
+	}
+
+	private int PenaltyCalculation(BitMatrix matrix, bool isHorizontal)
+	{
+		int penalty = 0;
+		int width = matrix.Width;
+
+		int i = 0;
+		int j = 0;
+
+		while (i < width)
+		{
+			while (j < width - 4)
+			{
+				bool preBit = isHorizontal
+					? matrix[j + 4, i]
+					: matrix[i, j + 4];
+				int numSameBitCell = 1;
+
+				for (int x = 1; x <= 4; x++)
+				{
+					bool bit = isHorizontal
+						? matrix[j + 4 - x, i]
+						: matrix[i, j + 4 - x];
+					if (bit == preBit)
+					{
+						numSameBitCell++;
+					}
+					else
+					{
+						break;
+					}
+				}
+
+				if (numSameBitCell == 1)
+				{
+					j += 4;
+				}
+				else
+				{
+					int x = 5;
+					while ((j + x) < width)
+					{
+						bool bit = isHorizontal
+							? matrix[j + x, i]
+							: matrix[i, j + x];
+						if (bit == preBit)
+						{
+							numSameBitCell++;
+						}
+						else
+						{
+							break;
+						}
+						x++;
+					}
+					if (numSameBitCell >= 5)
+					{
+						penalty += (3 + (numSameBitCell - 5));
+					}
+
+					j += x;
+				}
+			}
+			j = 0;
+			i++;
+		}
+
+		return penalty;
+	}
+}