ObjectInformation.cs

using IdApp.Cv.Basic;
 
namespace IdApp.Cv.Objects
{
    public class ObjectInformation
    {
        private readonly ObjectMap map;
        private readonly ushort nr;
        private readonly int x0;
        private readonly int y0;
        private int nrPixels = 0;
        private Point[]? contour = null;
        private int minX;
        private int maxX;
        private int minY;
        private int maxY;
 
        public ObjectInformation(ushort Nr, int X0, int Y0, ObjectMap Map)
        {
            this.nr = Nr;
            this.x0 = this.minX = this.maxX = X0;
            this.y0 = this.minY = this.maxY = Y0;
            this.map = Map;
        }
 
        internal void AddPixels(int x1, int x2, int y)
        {
            this.nrPixels += x2 - x1 + 1;
 
            if (x1 < this.minX)
                this.minX = x1;
 
            if (x2 > this.maxX)
                this.maxX = x2;
 
            if (y < this.minY)
                this.minY = y;
            else if (y > this.maxY)
                this.maxY = y;
        }
 
        public ushort Nr => this.nr;
 
        public int NrPixels => this.nrPixels;
 
        public int MinX => this.minX;
 
        public int MaxX => this.maxX;
 
        public int MinY => this.minY;
 
        public int MaxY => this.maxY;
 
        public int X0 => this.x0;
 
        public int Y0 => this.y0;
 
        public int Width => this.maxX - this.minX + 1;
 
        public int Height => this.maxY - this.minY + 1;
 
        public ObjectMap Map => this.map;
 
        public Point[] Contour
        {
            get
            {
                this.contour ??= this.map.FindContour(this.x0, this.y0, this.nr);
                return this.contour;
            }
        }
    }
}