FSRemotePowerSwitch/SButton.cs

using System.Windows.Forms;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.ComponentModel;

namespace FSRemotePowerSwitch {
    public class SButton : CheckBox
    {
        //Fields
        private Color onBackColor = Color.MediumSlateBlue;
        private Color onToggleColor = Color.WhiteSmoke;
        private Color offBackColor = Color.Gray;
        private Color offToggleColor = Color.Gainsboro;
        private bool solidStyle = true;
        
        //Properties
        public Color OnBackColor
        {
            get { return onBackColor; }
            set
            {
                onBackColor = value;
                this.Invalidate();
            }
        }

        public Color OnToggleColor
        {
            get { return onToggleColor; }
            set
            {
                onToggleColor = value;
                this.Invalidate();
            }
        }
        public Color OffBackColor
        {
            get { return offBackColor; }
            set
            {
                offBackColor = value;
                this.Invalidate();
            }
        }
        public Color OffToggleColor
        {
            get { return offToggleColor; }
            set
            {
                offToggleColor = value;
                this.Invalidate();
            }
        }

        [Browsable(false)]
        public override string Text
        {
            get { return base.Text; }
            set { }
        }
        [DefaultValue(true)]
        public bool SolidStyle
        {
            get { return solidStyle; }
            set
            {
                solidStyle = value;
                this.Invalidate();
            }
        }
        //Constructor
        public SButton()
        {
            this.MinimumSize = new Size(45, 22);
        }
        //Methods
        private GraphicsPath GetFigurePath()
        {
            int arcSize = this.Height - 1;
            Rectangle leftArc = new Rectangle(0, 0, arcSize, arcSize);
            Rectangle rightArc = new Rectangle(this.Width - arcSize - 2, 0, arcSize, arcSize);

            GraphicsPath path = new GraphicsPath();
            path.StartFigure();
            path.AddArc(leftArc, 90, 180);
            path.AddArc(rightArc, 270, 180);
            path.CloseFigure();

            return path;
        }

        protected override void OnPaint(PaintEventArgs pevent)
        {
            int toggleSize = this.Height - 5;
            pevent.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
            pevent.Graphics.Clear(this.Parent.BackColor);

            if (this.Checked) //ON
            {
                //Draw the control surface
                if (solidStyle)
                    pevent.Graphics.FillPath(new SolidBrush(onBackColor), GetFigurePath());
                else pevent.Graphics.DrawPath(new Pen(onBackColor, 2), GetFigurePath());
                //Draw the toggle
                pevent.Graphics.FillEllipse(new SolidBrush(onToggleColor),
                  new Rectangle(this.Width - this.Height + 1, 2, toggleSize, toggleSize));
            }
            else //OFF
            {
                //Draw the control surface
                if (solidStyle)
                    pevent.Graphics.FillPath(new SolidBrush(offBackColor), GetFigurePath());
                else pevent.Graphics.DrawPath(new Pen(offBackColor, 2), GetFigurePath());
                //Draw the toggle
                pevent.Graphics.FillEllipse(new SolidBrush(offToggleColor),
                  new Rectangle(2, 2, toggleSize, toggleSize));
            }
        }

        private void InitializeComponent() {
            this.SuspendLayout();
            this.ResumeLayout(false);

        }
    }

    public class RoundedButton : Button {
        public RoundedButton() {
            this.BackColor = Color.OrangeRed;
            this.FlatStyle = System.Windows.Forms.FlatStyle.Flat;
            this.FlatAppearance.BorderColor = Color.Black;
            this.FlatAppearance.BorderSize = 1;
            this.Width = 140;
            this.Height = 45;
        }
        public int rdus = 30;
        System.Drawing.Drawing2D.GraphicsPath GetRoundPath(RectangleF Rect, int radius) {
            float r2 = radius / 2f;
            System.Drawing.Drawing2D.GraphicsPath GraphPath = new System.Drawing.Drawing2D.GraphicsPath();
            GraphPath.AddArc(Rect.X, Rect.Y, radius, radius, 180, 90);
            GraphPath.AddLine(Rect.X + r2, Rect.Y, Rect.Width - r2, Rect.Y);
            GraphPath.AddArc(Rect.X + Rect.Width - radius, Rect.Y, radius, radius, 270, 90);
            GraphPath.AddLine(Rect.Width, Rect.Y + r2, Rect.Width, Rect.Height - r2);
            GraphPath.AddArc(Rect.X + Rect.Width - radius,
                    Rect.Y + Rect.Height - radius, radius, radius, 0, 90);
            GraphPath.AddLine(Rect.Width - r2, Rect.Height, Rect.X + r2, Rect.Height);
            GraphPath.AddArc(Rect.X, Rect.Y + Rect.Height - radius, radius, radius, 90, 90);
            GraphPath.AddLine(Rect.X, Rect.Height - r2, Rect.X, Rect.Y + r2);
            GraphPath.CloseFigure();
            return GraphPath;
        }
        protected override void OnPaint(PaintEventArgs e) {
            base.OnPaint(e);
            RectangleF Rect = new RectangleF(0, 0, this.Width, this.Height);
            using (System.Drawing.Drawing2D.GraphicsPath GraphPath = GetRoundPath(Rect, rdus)) {
                this.Region = new Region(GraphPath);
                using (Pen pen = new Pen(Color.CadetBlue, 1.75f)) {
                    pen.Alignment = System.Drawing.Drawing2D.PenAlignment.Inset;
                    e.Graphics.DrawPath(pen, GraphPath);
                }
            }
        }

    }
}