check point

framework/MaterialSkin.Core/Controls/MaterialIndicator.cs

@@ -0,0 +1,51 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Drawing;
+using System.Data;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace MaterialSkin.Controls
+{
+    public partial class MaterialIndicator : UserControl
+    {
+        private bool _checked;
+
+        [Browsable(false)]
+        public MaterialSkinManager SkinManager => MaterialSkinManager.Instance;
+
+        public Color CheckedColor { get; set; }
+        public Color UncheckedColor { get; set; }
+        public Color BorderColor { get; set; }
+        public MaterialIndicator()
+        {
+            InitializeComponent();
+
+        }
+
+
+        public bool Checked
+        {
+            get { return _checked; }
+            set
+            {
+                _checked = value;
+                Invalidate();
+            }
+        }
+
+        protected override void OnPaintBackground(PaintEventArgs e)
+        {
+            base.OnPaintBackground(e);
+        }
+
+        protected override void OnPaint(PaintEventArgs e)
+        {
+            e.Graphics.FillEllipse(new SolidBrush(Checked?CheckedColor:UncheckedColor),1,1,Width-2,Height-2);
+            e.Graphics.DrawEllipse(new Pen(BorderColor),1,1,Width-2,Height-2 );
+        }
+    }
+}