Source/AdvTree/Layout/NodeCellLayout.cs

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using System;
using System.Drawing;
using DevComponents.DotNetBar;
using System.Collections;

namespace DevComponents.AdvTree
{
	namespace Layout
	{
		/// <summary>
		/// Represents class for Node's cell layout.
		/// </summary>
		internal class CellLayout
		{
			public CellLayout()
			{
			}

			/// <summary>
			/// Offset cell bounds, check box bounds, image bounds and text bounds by specified offset.
			/// </summary>
			/// <param name="cell">Cell to offset.</param>
			/// <param name="x">Horizontal offset in pixels.</param>
			/// <param name="y">Vertical offset in pixels.</param>
			public void Offset(Cell cell, int x, int y)
			{
				cell.SetBounds(new Rectangle(cell.BoundsRelative.X+x,cell.BoundsRelative.Y+y,cell.BoundsRelative.Width,cell.BoundsRelative.Height));
				if(!cell.CheckBoxBoundsRelative.IsEmpty)
					cell.SetCheckBoxBounds(new Rectangle(cell.CheckBoxBoundsRelative.X+x,cell.CheckBoxBoundsRelative.Y+y,cell.CheckBoxBoundsRelative.Width,cell.CheckBoxBoundsRelative.Height));
				if(!cell.ImageBoundsRelative.IsEmpty)
					cell.SetImageBounds(new Rectangle(cell.ImageBoundsRelative.X+x,cell.ImageBoundsRelative.Y+y,cell.ImageBoundsRelative.Width,cell.ImageBoundsRelative.Height));
				if(!cell.TextContentBounds.IsEmpty)
					cell.TextContentBounds=new Rectangle(cell.TextContentBounds.X+x,cell.TextContentBounds.Y+y,cell.TextContentBounds.Width,cell.TextContentBounds.Height);
			}

			public void LayoutSingleCell(LayoutCellInfo info)
			{
				Size textSize=Size.Empty;
				Font font=info.Font;
				int height=0;
				if(info.LayoutStyle.Font!=null)
					font=info.LayoutStyle.Font;

				info.ContextCell.OnLayoutCell();

                if (info.ContextCell.Images.LargestImageSize.IsEmpty && info.ContextCell.Images.ImageIndex >= 0)
                    info.ContextCell.Images.RefreshLargestImageSize();

				if(info.ContextCell.HostedControl!=null)
				{
					Size controlSize=info.ContextCell.HostedControl.Size;
					if(!info.ContextCell.HostedControlSize.IsEmpty)
						controlSize = info.ContextCell.HostedControlSize;
					if(info.CellWidth==0)
						textSize=new Size(controlSize.Width,controlSize.Height);
					else
					{
						int availTextWidth=info.CellWidth-
						                   ElementStyleLayout.HorizontalStyleWhiteSpace(info.LayoutStyle);
						textSize=new Size(availTextWidth,controlSize.Height);