start work on main menu

1 files changed, 48 insertions, 0 deletions

diff --git a/ShiftOS.Frontend/MainMenu.cs b/ShiftOS.Frontend/MainMenu.cs
new file mode 100644
index 0000000..0d2b1ef
--- /dev/null
+++ b/ShiftOS.Frontend/MainMenu.cs
@@ -0,0 +1,48 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ShiftOS.Engine;
+using ShiftOS.Frontend.GUI;
+using ShiftOS.Frontend.GraphicsSubsystem;
+using Microsoft.Xna.Framework;
+
+namespace ShiftOS.Frontend
+{
+    public class MainMenu : GUI.Control
+    {
+        public MainMenu()
+        {
+            X = 0;
+            Y = 0;
+            Width = UIManager.Viewport.Width;
+            Height = UIManager.Viewport.Height;
+        }
+
+        private Color _redbg = new Color(127, 0, 0, 255);
+        private Color _bluebg = new Color(0, 0, 127, 255);
+        private float _bglerp = 0.0f;
+        private int _lerpdir = 1;
+
+        protected override void OnLayout(GameTime gameTime)
+        {
+            if (_lerpdir == 1)
+                _bglerp += 0.001f;
+            else
+                _bglerp -= 0.001f;
+            if (_bglerp <= 0.0)
+                _lerpdir = 1;
+            else if (_bglerp >= 1)
+                _lerpdir = -1;
+            Invalidate();
+        }
+
+        protected override void OnPaint(GraphicsContext gfx)
+        {
+            gfx.DrawRectangle(0, 0, Width, Height, Color.Lerp(_redbg, _bluebg, _bglerp));
+            gfx.DrawString("ShiftOS", 30, 30, Color.White, new System.Drawing.Font("Consolas", 48f));
+
+        }
+    }
+}