FitRivetMachine/Rs.Controls/IOStatus.cs

using System;
using System.Collections.Generic;
using System.Drawing.Drawing2D;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Rs.Controls
{
    public class IOStatus : Label
    {

        private bool _ShowNo = true;

        public bool ShowNo
        {
            get { return _ShowNo; }
            set { _ShowNo = value; }
        }

        private ushort _IoNO;

        public ushort IoNO
        {
            get { return _IoNO; }
            set { _IoNO = value; }
        }

        private int _Radius = 5;

        public int Radius
        {
            get { return _Radius; }
            set { _Radius = value; }
        }

        private ushort _IoID;

        public ushort IoID
        {
            get { return _IoID; }
            set { _IoID = value; }
        }

        private Color fillColor = Color.Gray;

        private int _Status = 1;

        public int Status
        {
            get { return _Status; }
            set
            {
                _Status = value;
                if (_Status == 0)
                {
                    this.fillColor = Color.Gray;
                }
                else
                {
                    this.fillColor = Color.FromArgb(74, 164, 15);
                }
                Invalidate();
            }
        }

        public IOStatus()
        {
            this.AutoSize = false;
            this.FlatStyle = FlatStyle.Flat;
        }
        protected override void OnPaint(PaintEventArgs e)
        {
            base.OnPaint(e);
            Brush bs = new SolidBrush(fillColor);
            e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;  //使绘图质量最高，即消除锯齿
            e.Graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
            e.Graphics.CompositingQuality = CompositingQuality.HighQuality;

            Rectangle rect = this.ClientRectangle;

            GraphicsPath path = new GraphicsPath();
            path.AddArc(new Rectangle(rect.Left, rect.Top, _Radius * 2, _Radius * 2), 180, 90);
            path.AddLine(new Point(rect.Left + _Radius, rect.Top), new Point(rect.Left + rect.Width - _Radius, rect.Top));

            path.AddArc(new Rectangle(rect.Left + rect.Width - 1 - (_Radius * 2), rect.Top, _Radius * 2, _Radius * 2), 270, 90);

            path.AddLine(new Point(rect.Left + rect.Width - 1, rect.Top + _Radius), new Point(rect.Left + rect.Width - 1, rect.Top + rect.Height - _Radius));//右边竖线

            path.AddArc(new Rectangle(rect.Left + rect.Width - 1 - (_Radius * 2), rect.Top + rect.Height - 1 - _Radius * 2, _Radius * 2, _Radius * 2), 0, 90);

            path.AddLine(new Point(rect.Left + _Radius, rect.Top + rect.Height - 1), new Point(rect.Left + rect.Width - _Radius, rect.Top + rect.Height - 1));//右边竖线

            path.AddArc(new Rectangle(rect.Left, rect.Top + rect.Height - 1 - _Radius * 2, _Radius * 2, _Radius * 2), 90, 90);

            path.AddLine(new Point(rect.Left, rect.Top + _Radius), new Point(rect.Left, rect.Top + rect.Height - 1 - _Radius));//右边竖线

            //e.Graphics.DrawPath(Pens.White, path);

            e.Graphics.FillPath(bs, path);
            SizeF size = e.Graphics.MeasureString(this.Text, this.Font);

            e.Graphics.DrawString(this.Text, this.Font, new SolidBrush(this.ForeColor), new PointF((this.Width - size.Width) / 2, (this.Height - size.Height) / 2));
            if (ShowNo)
            {
                RectangleF yuanRect = new RectangleF(rect.Left, rect.Top, 20, 20);
                e.Graphics.FillEllipse(new SolidBrush(Color.Red),yuanRect);
                e.Graphics.DrawEllipse(new Pen(Color.White), yuanRect);
                Font indexFont = new Font("宋体", 11);
                SizeF nosize = e.Graphics.MeasureString(IoNO.ToString(), indexFont);
                e.Graphics.DrawString(IoNO.ToString(), indexFont, new SolidBrush(ForeColor), new PointF(yuanRect.Left + (yuanRect.Width - nosize.Width) / 2, yuanRect.Top + (yuanRect.Height - nosize.Height) / 2));

            }
        }


    }
}