using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using WeifenLuo.WinFormsUI.Docking;

namespace DockPanelTheme
{
	public class MyVS2012LightTheme : WeifenLuo.WinFormsUI.Docking.VS2012LightTheme
	{
		/// <summary>
		/// Applies the specified theme to the dock panel.
		/// </summary>
		/// <param name="dockPanel">The dock panel.</param>
		public override void Apply(DockPanel dockPanel)
		{
			if (dockPanel == null)
			{
				throw new NullReferenceException("dockPanel");
			}

			base.Apply(dockPanel);

			dockPanel.Skin = CreateVisualStudio2012Light();
		}

		public static new DockPanelSkin CreateVisualStudio2012Light()
		{
			var dot = Color.Black;
			var activeTab = Color.LightBlue;// App.FonColor;
			var activeTool = Color.Black;
			var inactiveTab = SystemColors.Control;
			var mouseHoverTab = inactiveTab;
			//var mouseHoverTab = SystemColors.Control;
			var lostFocusTab = Color.FromArgb(255, 204, 206, 219);

			var skin = new DockPanelSkin();

			skin.AutoHideStripSkin.DockStripGradient.StartColor = dot;
			skin.AutoHideStripSkin.DockStripGradient.EndColor = inactiveTab;
			skin.AutoHideStripSkin.DockStripGradient.LinearGradientMode = LinearGradientMode.Vertical;
			skin.AutoHideStripSkin.TabGradient.TextColor = dot;

			skin.DockPaneStripSkin.DocumentGradient.DockStripGradient.StartColor = inactiveTab;
			skin.DockPaneStripSkin.DocumentGradient.DockStripGradient.EndColor = inactiveTab;

			skin.DockPaneStripSkin.DocumentGradient.ActiveTabGradient.StartColor = activeTab;
			skin.DockPaneStripSkin.DocumentGradient.ActiveTabGradient.EndColor = lostFocusTab;
			skin.DockPaneStripSkin.DocumentGradient.ActiveTabGradient.TextColor = Color.Black;

			skin.DockPaneStripSkin.DocumentGradient.InactiveTabGradient.StartColor = inactiveTab;
			skin.DockPaneStripSkin.DocumentGradient.InactiveTabGradient.EndColor = mouseHoverTab;
			skin.DockPaneStripSkin.DocumentGradient.InactiveTabGradient.TextColor = Color.Black;

			skin.DockPaneStripSkin.ToolWindowGradient.DockStripGradient.StartColor = inactiveTab;
			skin.DockPaneStripSkin.ToolWindowGradient.DockStripGradient.EndColor = inactiveTab;

			skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.StartColor = activeTab;
			skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.EndColor = activeTab;
			skin.DockPaneStripSkin.ToolWindowGradient.ActiveTabGradient.TextColor = activeTool;

			skin.DockPaneStripSkin.ToolWindowGradient.InactiveTabGradient.StartColor = inactiveTab;
			skin.DockPaneStripSkin.ToolWindowGradient.InactiveTabGradient.EndColor = dot;
			skin.DockPaneStripSkin.ToolWindowGradient.InactiveTabGradient.TextColor = Color.Black;

			skin.DockPaneStripSkin.ToolWindowGradient.ActiveCaptionGradient.StartColor = activeTab;
			skin.DockPaneStripSkin.ToolWindowGradient.ActiveCaptionGradient.EndColor = dot;
			skin.DockPaneStripSkin.ToolWindowGradient.ActiveCaptionGradient.LinearGradientMode = LinearGradientMode.Vertical;
			skin.DockPaneStripSkin.ToolWindowGradient.ActiveCaptionGradient.TextColor = activeTool;

			skin.DockPaneStripSkin.ToolWindowGradient.InactiveCaptionGradient.StartColor = inactiveTab;
			skin.DockPaneStripSkin.ToolWindowGradient.InactiveCaptionGradient.EndColor = dot;
			skin.DockPaneStripSkin.ToolWindowGradient.InactiveCaptionGradient.LinearGradientMode = LinearGradientMode.Vertical;
			skin.DockPaneStripSkin.ToolWindowGradient.InactiveCaptionGradient.TextColor = Color.Black;

			return skin;
		}
	}
}