Source/BubbleContentManager.cs

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using System;
using System.Drawing;
using DevComponents.UI.ContentManager;

namespace DevComponents.DotNetBar
{
	/// <summary>
	/// Represents class that provides mangification for the BubbleMar control
	/// </summary>
	public class BubbleContentManager:SerialContentLayoutManager
	{
		#region Private Variables
		private Size m_BubbleSize=Size.Empty;
		private float m_Factor1=0,m_Factor2=0,m_Factor3=0,m_Factor4=0;
		private int m_MouseOverIndex=-1;
		private int m_MouseOverPosition=-1;
		#endregion

		public BubbleContentManager()
		{
			this.ContentAlignment=eContentAlignment.Center;
		}

		#region IContentLayout

		/// <summary>
		/// Performs layout of the content block.
		/// </summary>
		/// <param name="containerBounds">Container bounds to layout content blocks in.</param>
		/// <param name="contentBlocks">Content blocks to layout.</param>
		/// <param name="blockLayout">Block layout manager that resizes the content blocks.</param>
		/// <returns>The bounds of the content blocks within the container bounds.</returns>
		public override Rectangle Layout(Rectangle containerBounds,IBlock[] contentBlocks,BlockLayoutManager blockLayout)
		{
			if(contentBlocks.Length==0)
				return Rectangle.Empty;

			if(m_MouseOverIndex==-1)
			{
				return base.Layout(containerBounds,contentBlocks,blockLayout);
			}

			BubbleButton[] buttons=new BubbleButton[contentBlocks.Length];
			contentBlocks.CopyTo(buttons,0);

			int x=0,y=0;
			if(this.ContentOrientation==eContentOrientation.Horizontal)
			{
				buttons[m_MouseOverIndex].SetMagnifiedDisplayRectangle(new Rectangle(m_MouseOverPosition,GetY(containerBounds,m_BubbleSize.Height),m_BubbleSize.Width,m_BubbleSize.Height));
				x=m_MouseOverPosition;
			}
			else
			{
				buttons[m_MouseOverIndex].SetMagnifiedDisplayRectangle(new Rectangle(GetX(containerBounds,m_BubbleSize.Width),m_MouseOverPosition,m_BubbleSize.Width,m_BubbleSize.Height));
				y=m_MouseOverPosition;
			}

			int growthWidth=m_BubbleSize.Width-contentBlocks[0].Bounds.Width;
			int growthHeight=m_BubbleSize.Height-contentBlocks[0].Bounds.Height;