init commit

output/Libraries/MessagingToolkit.QRCode/MessagingToolkit/QRCode/Geom/Line.cs

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+using System;
+using MessagingToolkit.QRCode.Codec.Util;
+
+namespace MessagingToolkit.QRCode.Geom;
+
+public class Line
+{
+	internal int x1;
+
+	internal int y1;
+
+	internal int x2;
+
+	internal int y2;
+
+	public virtual bool Horizontal
+	{
+		get
+		{
+			if (y1 == y2)
+			{
+				return true;
+			}
+			return false;
+		}
+	}
+
+	public virtual bool Vertical
+	{
+		get
+		{
+			if (x1 == x2)
+			{
+				return true;
+			}
+			return false;
+		}
+	}
+
+	public virtual Point Center
+	{
+		get
+		{
+			int x = (x1 + x2) / 2;
+			int y = (y1 + y2) / 2;
+			return new Point(x, y);
+		}
+	}
+
+	public virtual int Length
+	{
+		get
+		{
+			int num = Math.Abs(x2 - x1);
+			int num2 = Math.Abs(y2 - y1);
+			return QRCodeUtility.sqrt(num * num + num2 * num2);
+		}
+	}
+
+	public Line()
+	{
+		x1 = (y1 = (x2 = (y2 = 0)));
+	}
+
+	public Line(int x1, int y1, int x2, int y2)
+	{
+		this.x1 = x1;
+		this.y1 = y1;
+		this.x2 = x2;
+		this.y2 = y2;
+	}
+
+	public Line(Point p1, Point p2)
+	{
+		x1 = p1.X;
+		y1 = p1.Y;
+		x2 = p2.X;
+		y2 = p2.Y;
+	}
+
+	public virtual Point getP1()
+	{
+		return new Point(x1, y1);
+	}
+
+	public virtual Point getP2()
+	{
+		return new Point(x2, y2);
+	}
+
+	public virtual void setLine(int x1, int y1, int x2, int y2)
+	{
+		this.x1 = x1;
+		this.y1 = y1;
+		this.x2 = x2;
+		this.y2 = y2;
+	}
+
+	public virtual void setP1(Point p1)
+	{
+		x1 = p1.X;
+		y1 = p1.Y;
+	}
+
+	public virtual void setP1(int x1, int y1)
+	{
+		this.x1 = x1;
+		this.y1 = y1;
+	}
+
+	public virtual void setP2(Point p2)
+	{
+		x2 = p2.X;
+		y2 = p2.Y;
+	}
+
+	public virtual void setP2(int x2, int y2)
+	{
+		this.x2 = x2;
+		this.y2 = y2;
+	}
+
+	public virtual void translate(int dx, int dy)
+	{
+		x1 += dx;
+		y1 += dy;
+		x2 += dx;
+		y2 += dy;
+	}
+
+	public static bool isNeighbor(Line line1, Line line2)
+	{
+		if (Math.Abs(line1.getP1().X - line2.getP1().X) < 2 && Math.Abs(line1.getP1().Y - line2.getP1().Y) < 2 && Math.Abs(line1.getP2().X - line2.getP2().X) < 2 && Math.Abs(line1.getP2().Y - line2.getP2().Y) < 2)
+		{
+			return true;
+		}
+		return false;
+	}
+
+	public static bool isCross(Line line1, Line line2)
+	{
+		if (line1.Horizontal && line2.Vertical)
+		{
+			if (line1.getP1().Y > line2.getP1().Y && line1.getP1().Y < line2.getP2().Y && line2.getP1().X > line1.getP1().X && line2.getP1().X < line1.getP2().X)
+			{
+				return true;
+			}
+		}
+		else if (line1.Vertical && line2.Horizontal && line1.getP1().X > line2.getP1().X && line1.getP1().X < line2.getP2().X && line2.getP1().Y > line1.getP1().Y && line2.getP1().Y < line1.getP2().Y)
+		{
+			return true;
+		}
+		return false;
+	}
+
+	public static Line getLongest(Line[] lines)
+	{
+		Line line = new Line();
+		for (int i = 0; i < lines.Length; i++)
+		{
+			if (lines[i].Length > line.Length)
+			{
+				line = lines[i];
+			}
+		}
+		return line;
+	}
+
+	public override string ToString()
+	{
+		return "(" + Convert.ToString(x1) + "," + Convert.ToString(y1) + ")-(" + Convert.ToString(x2) + "," + Convert.ToString(y2) + ")";
+	}
+}