660 lines
26 KiB
C#
660 lines
26 KiB
C#
using System;
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using System.Collections;
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using System.Drawing;
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#if AdvTree
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namespace DevComponents.Tree.TextMarkup
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#elif DOTNETBAR
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namespace DevComponents.UI.ContentManager
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#elif SUPERGRID
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namespace DevComponents.SuperGrid.TextMarkup
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#elif LAYOUT
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namespace DevComponents.DotNetBar.Layout.TextMarkup
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#endif
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{
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/// <summary>
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/// Represents the serial content layout manager that arranges content blocks in series next to each other.
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/// </summary>
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public class SerialContentLayoutManager:IContentLayout
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{
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#region Events
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/// <summary>
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/// Occurs when X, Y position of next block is calcualted.
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/// </summary>
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public event LayoutManagerPositionEventHandler NextPosition;
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/// <summary>
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/// Occurs before new block is layed out.
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/// </summary>
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public event LayoutManagerLayoutEventHandler BeforeNewBlockLayout;
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#endregion
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#region Private Variables
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private int m_BlockSpacing=0;
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private bool m_FitContainerOversize=false;
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private bool m_FitContainer = false;
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private bool m_VerticalFitContainerWidth = false;
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private bool m_HorizontalFitContainerHeight = false;
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private eContentOrientation m_ContentOrientation=eContentOrientation.Horizontal;
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private eContentAlignment m_ContentAlignment=eContentAlignment.Left;
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private eContentVerticalAlignment m_ContentVerticalAlignment=eContentVerticalAlignment.Middle;
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private eContentVerticalAlignment m_BlockLineAlignment = eContentVerticalAlignment.Middle;
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private bool m_EvenHeight=false;
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private bool m_MultiLine=false;
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private bool m_RightToLeft = false;
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private bool m_OversizeDistribute = false;
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#endregion
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/// <summary>
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/// Creates new instance of the class.
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/// </summary>
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public SerialContentLayoutManager()
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{
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}
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#region IContentLayout Members
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/// <summary>
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/// Performs layout of the content block.
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/// </summary>
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/// <param name="containerBounds">Container bounds to layout content blocks in.</param>
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/// <param name="contentBlocks">Content blocks to layout.</param>
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/// <param name="blockLayout">Block layout manager that resizes the content blocks.</param>
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/// <returns>The bounds of the content blocks within the container bounds.</returns>
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public virtual Rectangle Layout(Rectangle containerBounds, IBlock[] contentBlocks, BlockLayoutManager blockLayout)
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{
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Rectangle blocksBounds=Rectangle.Empty;
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Point position=containerBounds.Location;
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ArrayList lines=new ArrayList();
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lines.Add(new BlockLineInfo());
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BlockLineInfo currentLine=lines[0] as BlockLineInfo;
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bool switchToNewLine = false;
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bool canStartOnNewLine = true;
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int visibleIndex = 0;
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foreach(IBlock block in contentBlocks)
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{
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if(!block.Visible)
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{
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block.Bounds = Rectangle.Empty;
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continue;
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}
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if (BeforeNewBlockLayout != null)
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{
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LayoutManagerLayoutEventArgs e = new LayoutManagerLayoutEventArgs(block, position, visibleIndex);
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BeforeNewBlockLayout(this, e);
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position = e.CurrentPosition;
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if (e.CancelLayout)
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continue;
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}
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visibleIndex++;
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Size availableSize = containerBounds.Size;
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bool isBlockElement = false;
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bool isNewLineTriggger = false;
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bool isContainer = false;
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if (block is IBlockExtended)
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{
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IBlockExtended ex = block as IBlockExtended;
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isBlockElement = ex.IsBlockElement;
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isNewLineTriggger = ex.IsNewLineAfterElement;
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canStartOnNewLine = ex.CanStartNewLine;
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isContainer = ex.IsBlockContainer;
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}
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else
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canStartOnNewLine = true;
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if (!isBlockElement && !isContainer)
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{
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if (m_ContentOrientation == eContentOrientation.Horizontal)
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availableSize.Width = (containerBounds.Right - position.X);
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else
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availableSize.Height = (containerBounds.Bottom - position.Y);
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}
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// Resize the content block
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blockLayout.Layout(block, availableSize);
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if(m_MultiLine && currentLine.Blocks.Count > 0)
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{
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if (m_ContentOrientation == eContentOrientation.Horizontal && (position.X + block.Bounds.Width > containerBounds.Right && canStartOnNewLine || isBlockElement || switchToNewLine))
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{
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position.X=containerBounds.X;
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position.Y+=(currentLine.LineSize.Height+m_BlockSpacing);
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currentLine=new BlockLineInfo();
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currentLine.Line=lines.Count;
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lines.Add(currentLine);
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}
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else if (m_ContentOrientation == eContentOrientation.Vertical && (position.Y + block.Bounds.Height > containerBounds.Bottom && canStartOnNewLine || isBlockElement || switchToNewLine))
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{
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position.Y=containerBounds.Y;
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position.X+=(currentLine.LineSize.Width+m_BlockSpacing);
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currentLine=new BlockLineInfo();
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currentLine.Line=lines.Count;
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lines.Add(currentLine);
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}
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}
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if(m_ContentOrientation==eContentOrientation.Horizontal)
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{
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if(block.Bounds.Height>currentLine.LineSize.Height)
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currentLine.LineSize.Height=block.Bounds.Height;
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currentLine.LineSize.Width=position.X+block.Bounds.Width-containerBounds.X;
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}
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else if(m_ContentOrientation==eContentOrientation.Vertical)
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{
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if(block.Bounds.Width>currentLine.LineSize.Width)
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currentLine.LineSize.Width=block.Bounds.Width;
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currentLine.LineSize.Height=position.Y+block.Bounds.Height-containerBounds.Y;
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}
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currentLine.Blocks.Add(block);
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if (block.Visible) currentLine.VisibleItemsCount++;
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Rectangle r = new Rectangle(position, block.Bounds.Size);
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r.X += block.Margin.Left;
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r.Y += block.Margin.Top;
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block.Bounds = r;
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if (blocksBounds.IsEmpty)
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{
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r = block.Bounds; // Make sure that blocks bounds take in account any margin
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r.X -= block.Margin.Left;
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r.Y -= block.Margin.Top;
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r.Width += block.Margin.Horizontal;
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r.Height += block.Margin.Vertical;
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blocksBounds = r;
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}
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else
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blocksBounds = Rectangle.Union(blocksBounds, block.Bounds);
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switchToNewLine = isBlockElement | isNewLineTriggger;
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position=GetNextPosition(block, position);
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}
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blocksBounds=AlignResizeBlocks(containerBounds, blocksBounds, lines);
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if (m_RightToLeft)
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blocksBounds = MirrorContent(containerBounds, blocksBounds, contentBlocks);
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blocksBounds = blockLayout.FinalizeLayout(containerBounds, blocksBounds, lines);
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return blocksBounds;
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}
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#endregion
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#region Internals
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private struct SizeExtended
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{
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public int Width;
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public int Height;
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public float WidthReduction;
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public float HeightReduction;
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public bool UseAbsoluteWidth;
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}
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private Rectangle AlignResizeBlocks(Rectangle containerBounds,Rectangle blocksBounds,ArrayList lines)
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{
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Rectangle newBounds=Rectangle.Empty;
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if(containerBounds.IsEmpty || blocksBounds.IsEmpty || ((BlockLineInfo)lines[0]).Blocks.Count==0)
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return newBounds;
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if(m_ContentAlignment==eContentAlignment.Left && m_ContentVerticalAlignment==eContentVerticalAlignment.Top &&
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!m_FitContainer && !m_FitContainerOversize && !m_EvenHeight && m_BlockLineAlignment==eContentVerticalAlignment.Top)
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return blocksBounds;
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Point[] offset=new Point[lines.Count];
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SizeExtended[] sizeOffset = new SizeExtended[lines.Count];
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foreach(BlockLineInfo lineInfo in lines)
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{
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if(m_ContentOrientation==eContentOrientation.Horizontal)
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{
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if(m_FitContainer && containerBounds.Width>lineInfo.LineSize.Width ||
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m_FitContainerOversize && lineInfo.LineSize.Width>containerBounds.Width)
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{
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if (m_OversizeDistribute && containerBounds.Width < lineInfo.LineSize.Width * .75)
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{
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sizeOffset[lineInfo.Line].Width = (int)Math.Floor((float)(containerBounds.Width - lineInfo.VisibleItemsCount * m_BlockSpacing) / (float)lineInfo.VisibleItemsCount);
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sizeOffset[lineInfo.Line].UseAbsoluteWidth = true;
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}
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else
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sizeOffset[lineInfo.Line].Width = ((containerBounds.Width - lineInfo.VisibleItemsCount * m_BlockSpacing) - lineInfo.LineSize.Width) / lineInfo.VisibleItemsCount;
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sizeOffset[lineInfo.Line].WidthReduction = (float)(containerBounds.Width - lineInfo.VisibleItemsCount * m_BlockSpacing) / (float)lineInfo.LineSize.Width;
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blocksBounds.Width=containerBounds.Width;
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}
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if (m_HorizontalFitContainerHeight && containerBounds.Height > blocksBounds.Height)
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sizeOffset[lineInfo.Line].Height = (containerBounds.Height - lineInfo.LineSize.Height) / lines.Count;
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}
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else
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{
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if(m_FitContainer && containerBounds.Height>lineInfo.LineSize.Height ||
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m_FitContainerOversize && lineInfo.LineSize.Height>containerBounds.Height)
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{
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if (m_OversizeDistribute && containerBounds.Width < lineInfo.LineSize.Width * .75)
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{
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sizeOffset[lineInfo.Line].Height = (int)Math.Floor((float)(containerBounds.Height - lineInfo.VisibleItemsCount * m_BlockSpacing) / (float)lineInfo.VisibleItemsCount);
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sizeOffset[lineInfo.Line].UseAbsoluteWidth = true;
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}
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else
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sizeOffset[lineInfo.Line].Height = ((containerBounds.Height - lineInfo.VisibleItemsCount * m_BlockSpacing) - lineInfo.LineSize.Height) / lineInfo.VisibleItemsCount;
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sizeOffset[lineInfo.Line].HeightReduction = (float)(containerBounds.Height - lineInfo.VisibleItemsCount * m_BlockSpacing) / (float)lineInfo.LineSize.Height;
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blocksBounds.Height=containerBounds.Height;
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}
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if (m_VerticalFitContainerWidth && containerBounds.Width > blocksBounds.Width)
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sizeOffset[lineInfo.Line].Width = (containerBounds.Width - lineInfo.LineSize.Width) / lines.Count;
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}
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if(m_ContentOrientation==eContentOrientation.Horizontal && !m_FitContainer)
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{
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if(containerBounds.Width>blocksBounds.Width && m_FitContainerOversize || !m_FitContainerOversize)
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{
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switch(m_ContentAlignment)
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{
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case eContentAlignment.Right:
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if (containerBounds.Width > lineInfo.LineSize.Width)
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offset[lineInfo.Line].X = containerBounds.Width - lineInfo.LineSize.Width;
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break;
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case eContentAlignment.Center:
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if (containerBounds.Width > lineInfo.LineSize.Width)
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offset[lineInfo.Line].X = (containerBounds.Width - lineInfo.LineSize.Width) / 2;
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break;
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}
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}
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}
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if(m_ContentOrientation==eContentOrientation.Vertical && !m_FitContainer)
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{
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if(containerBounds.Height>blocksBounds.Height && m_FitContainerOversize || !m_FitContainerOversize)
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{
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switch(m_ContentVerticalAlignment)
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{
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case eContentVerticalAlignment.Bottom:
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if (containerBounds.Height > lineInfo.LineSize.Height)
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offset[lineInfo.Line].Y = containerBounds.Height - lineInfo.LineSize.Height;
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break;
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case eContentVerticalAlignment.Middle:
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if (containerBounds.Height > lineInfo.LineSize.Height)
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offset[lineInfo.Line].Y = (containerBounds.Height - lineInfo.LineSize.Height) / 2;
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break;
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}
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}
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}
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}
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if (m_VerticalFitContainerWidth && containerBounds.Width > blocksBounds.Width && m_ContentOrientation==eContentOrientation.Vertical)
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blocksBounds.Width = containerBounds.Width;
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else if(m_HorizontalFitContainerHeight && containerBounds.Height>blocksBounds.Height && m_ContentOrientation==eContentOrientation.Horizontal)
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blocksBounds.Height = containerBounds.Height;
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if(m_ContentOrientation==eContentOrientation.Horizontal)
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{
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foreach(BlockLineInfo lineInfo in lines)
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{
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foreach(IBlock block in lineInfo.Blocks)
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{
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if(!block.Visible)
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continue;
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Rectangle r=block.Bounds;
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if(m_EvenHeight && lineInfo.LineSize.Height>0)
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r.Height=lineInfo.LineSize.Height;
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r.Offset(offset[lineInfo.Line]);
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if(m_ContentVerticalAlignment==eContentVerticalAlignment.Middle)
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{
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// Takes care of offset rounding error when both content is vertically centered and blocks in line are centered
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if (m_BlockLineAlignment == eContentVerticalAlignment.Middle)
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r.Offset(0,((containerBounds.Height-blocksBounds.Height)+(lineInfo.LineSize.Height-r.Height))/2);
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else
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r.Offset(0,(containerBounds.Height-blocksBounds.Height)/2);
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// Line alignment of the block
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if (m_BlockLineAlignment == eContentVerticalAlignment.Bottom)
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r.Offset(0, lineInfo.LineSize.Height - r.Height);
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}
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else if(m_ContentVerticalAlignment==eContentVerticalAlignment.Bottom)
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r.Offset(0,containerBounds.Height-blocksBounds.Height);
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// To avoid rounding offset errors when dividing this is split see upper part
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if(m_ContentVerticalAlignment!=eContentVerticalAlignment.Middle)
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{
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// Line alignment of the block
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if (m_BlockLineAlignment == eContentVerticalAlignment.Middle)
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r.Offset(0, (lineInfo.LineSize.Height - r.Height) / 2);
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else if (m_BlockLineAlignment == eContentVerticalAlignment.Bottom)
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r.Offset(0, lineInfo.LineSize.Height - r.Height);
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}
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if(sizeOffset[lineInfo.Line].Width!=0)
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{
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if (m_OversizeDistribute)
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{
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int nw = sizeOffset[lineInfo.Line].UseAbsoluteWidth ? sizeOffset[lineInfo.Line].Width : (int)Math.Floor(r.Width * sizeOffset[lineInfo.Line].WidthReduction);
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offset[lineInfo.Line].X += nw - r.Width;
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r.Width = nw;
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}
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else
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{
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r.Width += sizeOffset[lineInfo.Line].Width;
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offset[lineInfo.Line].X += sizeOffset[lineInfo.Line].Width;
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}
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}
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r.Height+=sizeOffset[lineInfo.Line].Height;
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block.Bounds=r;
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if(newBounds.IsEmpty)
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newBounds=block.Bounds;
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else
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newBounds=Rectangle.Union(newBounds,block.Bounds);
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}
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// Adjust for left-over size adjustment for odd difference between container width and the total block width
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if (!m_OversizeDistribute && sizeOffset[lineInfo.Line].Width != 0 && containerBounds.Width - (lineInfo.LineSize.Width + sizeOffset[lineInfo.Line].Width * lineInfo.Blocks.Count) != 0)
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{
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Rectangle r=((IBlock)lineInfo.Blocks[lineInfo.Blocks.Count-1]).Bounds;
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r.Width+=containerBounds.Width-(lineInfo.LineSize.Width+sizeOffset[lineInfo.Line].Width*lineInfo.Blocks.Count);
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((IBlock)lineInfo.Blocks[lineInfo.Blocks.Count-1]).Bounds=r;
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}
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}
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}
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else
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{
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foreach(BlockLineInfo lineInfo in lines)
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{
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foreach(IBlock block in lineInfo.Blocks)
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{
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if(!block.Visible)
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continue;
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Rectangle r=block.Bounds;
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if(m_EvenHeight && lineInfo.LineSize.Width>0)
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r.Width=lineInfo.LineSize.Width - block.Margin.Horizontal;
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r.Offset(offset[lineInfo.Line]);
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if(m_ContentAlignment==eContentAlignment.Center)
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r.Offset(((containerBounds.Width-blocksBounds.Width)+(lineInfo.LineSize.Width-r.Width))/2,0); //r.Offset((containerBounds.Width-blocksBounds.Width)/2+(lineInfo.LineSize.Width-r.Width)/2,0);
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else if(m_ContentAlignment==eContentAlignment.Right)
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r.Offset((containerBounds.Width-blocksBounds.Width)+lineInfo.LineSize.Width-r.Width,0);
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r.Width+=sizeOffset[lineInfo.Line].Width;
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if(sizeOffset[lineInfo.Line].Height!=0)
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{
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if (m_OversizeDistribute)
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{
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int nw = sizeOffset[lineInfo.Line].UseAbsoluteWidth ? sizeOffset[lineInfo.Line].Height : (int)Math.Floor(r.Height * sizeOffset[lineInfo.Line].HeightReduction);
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offset[lineInfo.Line].Y += nw - r.Height;
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r.Height = nw;
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}
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else
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{
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r.Height += sizeOffset[lineInfo.Line].Height;
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offset[lineInfo.Line].Y += sizeOffset[lineInfo.Line].Height;
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}
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}
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block.Bounds=r;
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if (newBounds.IsEmpty)
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{
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r.Y -= block.Margin.Top; // Account for any margin set on first element
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r.X -= block.Margin.Left;
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r.Width += block.Margin.Horizontal;
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r.Height += block.Margin.Vertical;
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newBounds = r;
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}
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else
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newBounds = Rectangle.Union(newBounds, block.Bounds);
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}
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if (!m_OversizeDistribute && sizeOffset[lineInfo.Line].Height != 0 && containerBounds.Height - (lineInfo.LineSize.Height + sizeOffset[lineInfo.Line].Height * lineInfo.Blocks.Count) != 0)
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{
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Rectangle r=((IBlock)lineInfo.Blocks[lineInfo.Blocks.Count-1]).Bounds;
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r.Height+=containerBounds.Height-(lineInfo.LineSize.Height+sizeOffset[lineInfo.Line].Height*lineInfo.Blocks.Count);
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((IBlock)lineInfo.Blocks[lineInfo.Blocks.Count-1]).Bounds=r;
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}
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}
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}
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return newBounds;
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}
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private Point GetNextPosition(IBlock block, Point position)
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{
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if (NextPosition != null)
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{
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LayoutManagerPositionEventArgs e = new LayoutManagerPositionEventArgs();
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e.Block = block;
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e.CurrentPosition = position;
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NextPosition(this, e);
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if (e.Cancel)
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return e.NextPosition;
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}
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if (m_ContentOrientation == eContentOrientation.Horizontal)
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position.X += block.Bounds.Width + m_BlockSpacing + block.Margin.Horizontal;
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else
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position.Y += block.Bounds.Height + m_BlockSpacing + block.Margin.Vertical;
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return position;
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}
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internal class BlockLineInfo
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{
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public BlockLineInfo() {}
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public ArrayList Blocks=new ArrayList();
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public Size LineSize=Size.Empty;
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public int Line=0;
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public int VisibleItemsCount = 0;
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}
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private Rectangle MirrorContent(Rectangle containerBounds, Rectangle blockBounds, IBlock[] contentBlocks)
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{
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int xOffset = (blockBounds.X - containerBounds.X);
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if (blockBounds.Width < containerBounds.Width)
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blockBounds.X = containerBounds.Right - ((blockBounds.X - containerBounds.X) + blockBounds.Width);
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else if (blockBounds.Width > containerBounds.Width)
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containerBounds.Width = blockBounds.Width;
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foreach (IBlock block in contentBlocks)
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{
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if (!block.Visible)
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continue;
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Rectangle r = block.Bounds;
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block.Bounds = new Rectangle(containerBounds.Right - ((r.X - containerBounds.X) + r.Width), r.Y, r.Width, r.Height);
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}
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return blockBounds;
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}
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#endregion
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#region Properties
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/// <summary>
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/// Gets or sets the spacing in pixels between content blocks. Default value is 0.
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/// </summary>
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public virtual int BlockSpacing
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{
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get {return m_BlockSpacing;}
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set {m_BlockSpacing=value;}
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}
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/// <summary>
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/// Gets or sets whether content blocks are forced to fit the container bounds if they
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/// occupy more space than it is available by container. Default value is false.
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/// </summary>
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public virtual bool FitContainerOversize
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{
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get {return m_FitContainerOversize;}
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set {m_FitContainerOversize=value;}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets whether content blocks are resized to fit the container bound if they
|
|
/// occupy less space than it is available by container. Default value is false.
|
|
/// </summary>
|
|
public virtual bool FitContainer
|
|
{
|
|
get {return m_FitContainer;}
|
|
set {m_FitContainer=value;}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets whether content blocks are resized (Width) to fit container bounds if they
|
|
/// occupy less space than the actual container width. Applies to the Vertical orientation only. Default value is false.
|
|
/// </summary>
|
|
public virtual bool VerticalFitContainerWidth
|
|
{
|
|
get { return m_VerticalFitContainerWidth; }
|
|
set { m_VerticalFitContainerWidth = value; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets whether content blocks are resized (Height) to fit container bounds if they
|
|
/// occupy less space than the actual container height. Applies to the Horizontal orientation only. Default value is false.
|
|
/// </summary>
|
|
public virtual bool HorizontalFitContainerHeight
|
|
{
|
|
get { return m_HorizontalFitContainerHeight; }
|
|
set { m_HorizontalFitContainerHeight = value; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets the content orientation. Default value is Horizontal.
|
|
/// </summary>
|
|
public virtual eContentOrientation ContentOrientation
|
|
{
|
|
get {return m_ContentOrientation;}
|
|
set {m_ContentOrientation=value;}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets the content vertical alignment. Default value is Middle.
|
|
/// </summary>
|
|
public virtual eContentVerticalAlignment ContentVerticalAlignment
|
|
{
|
|
get {return m_ContentVerticalAlignment;}
|
|
set {m_ContentVerticalAlignment=value;}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets the block line vertical alignment. Default value is Middle.
|
|
/// </summary>
|
|
public virtual eContentVerticalAlignment BlockLineAlignment
|
|
{
|
|
get { return m_BlockLineAlignment; }
|
|
set { m_BlockLineAlignment = value; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets the content horizontal alignment. Default value is Left.
|
|
/// </summary>
|
|
public virtual eContentAlignment ContentAlignment
|
|
{
|
|
get {return m_ContentAlignment;}
|
|
set {m_ContentAlignment=value;}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets whether all content blocks are resized so they have same height which is height of the tallest content block. Default value is false.
|
|
/// </summary>
|
|
public virtual bool EvenHeight
|
|
{
|
|
get {return m_EvenHeight;}
|
|
set {m_EvenHeight=value;}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets whether oversized blocks are resized based on the percentage reduction instead of based on equal pixel distribution. Default value is false.
|
|
/// </summary>
|
|
public virtual bool OversizeDistribute
|
|
{
|
|
get { return m_OversizeDistribute; }
|
|
set { m_OversizeDistribute = value; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets whether content is wrapped into new line if it exceeds the width of the container.
|
|
/// </summary>
|
|
public bool MultiLine
|
|
{
|
|
get {return m_MultiLine;}
|
|
set {m_MultiLine=value;}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets or sets whether layout is right-to-left.
|
|
/// </summary>
|
|
public bool RightToLeft
|
|
{
|
|
get { return m_RightToLeft; }
|
|
set { m_RightToLeft = value; }
|
|
}
|
|
|
|
#endregion
|
|
}
|
|
|
|
/// <summary>
|
|
/// Represents event arguments for SerialContentLayoutManager.NextPosition event.
|
|
/// </summary>
|
|
public class LayoutManagerPositionEventArgs : EventArgs
|
|
{
|
|
/// <summary>
|
|
/// Gets or sets the block that is layed out.
|
|
/// </summary>
|
|
public IBlock Block = null;
|
|
/// <summary>
|
|
/// Gets or sets the current block position.
|
|
/// </summary>
|
|
public Point CurrentPosition = Point.Empty;
|
|
/// <summary>
|
|
/// Gets or sets the calculated next block position.
|
|
/// </summary>
|
|
public Point NextPosition = Point.Empty;
|
|
/// <summary>
|
|
/// Cancels default position calculation.
|
|
/// </summary>
|
|
public bool Cancel = false;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Represents event arguments for the SerialContentLayoutManager layout events.
|
|
/// </summary>
|
|
public class LayoutManagerLayoutEventArgs : EventArgs
|
|
{
|
|
/// <summary>
|
|
/// Gets or sets the reference block object.
|
|
/// </summary>
|
|
public IBlock Block = null;
|
|
|
|
/// <summary>
|
|
/// Gets or sets the position block will assume.
|
|
/// </summary>
|
|
public Point CurrentPosition = Point.Empty;
|
|
|
|
/// <summary>
|
|
/// Cancel the layout of the block, applies only to BeforeXXX layout event.
|
|
/// </summary>
|
|
public bool CancelLayout = false;
|
|
|
|
/// <summary>
|
|
/// Gets or sets the visibility index of the block.
|
|
/// </summary>
|
|
public int BlockVisibleIndex = 0;
|
|
|
|
/// <summary>
|
|
/// Creates new instance of the class and initializes it with default values.
|
|
/// </summary>
|
|
public LayoutManagerLayoutEventArgs(IBlock block, Point currentPosition, int visibleIndex)
|
|
{
|
|
this.Block = block;
|
|
this.CurrentPosition = currentPosition;
|
|
this.BlockVisibleIndex = visibleIndex;
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Delegate for SerialContentLayoutManager.NextPosition event.
|
|
/// </summary>
|
|
public delegate void LayoutManagerPositionEventHandler(object sender, LayoutManagerPositionEventArgs e);
|
|
|
|
/// <summary>
|
|
/// Delegate for the SerialContentLayoutManager layout events.
|
|
/// </summary>
|
|
public delegate void LayoutManagerLayoutEventHandler(object sender, LayoutManagerLayoutEventArgs e);
|
|
|
|
|
|
}
|