FixedSOMGroup.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Documents / FixedSOMGroup.cs / 1305600 / FixedSOMGroup.cs
                        

                        
                            /*++ 

    File: FixedSOMGroup.cs

    Copyright (C) 2005 Microsoft Corporation. All rights reserved. 

    Description: 
       A concrete container that can be used to put together to group different or same types of containers 

    History: 
       06/17/2005: agurcan - Created

--*/
 
namespace System.Windows.Documents
{ 
    using System.Collections.Generic; 
    using System.Diagnostics;
    using System.Windows.Media; 
    using System.Globalization;


    internal class FixedSOMGroup :FixedSOMPageElement, IComparable 
    {
        //-------------------------------------------------------------------- 
        // 
        // Constructors
        // 
        //---------------------------------------------------------------------

        #region Constructors
        public FixedSOMGroup(FixedSOMPage page) : base(page) 
        {
        } 
        #endregion Constructors 

        #region IComparable 

        int IComparable.CompareTo(object comparedObj)
        {
            int result = Int32.MinValue; 

            FixedSOMGroup compared = comparedObj as FixedSOMGroup; 
 
            Debug.Assert(compared != null);
 
            if (compared == null)
            {
                throw new ArgumentException(SR.Get(SRID.UnexpectedParameterType, comparedObj.GetType(), typeof(FixedSOMGroup)), "comparedObj");
            } 

            bool RTL = this.IsRTL && compared.IsRTL; 
            SpatialComparison compareHor = base._CompareHorizontal(compared, RTL); 
            SpatialComparison compareVer = base._CompareVertical(compared);
 
            Debug.Assert(compareHor != SpatialComparison.None);
            Debug.Assert(compareVer != SpatialComparison.None);

            switch (compareVer) 
            {
 
            case SpatialComparison.Before: 
                result = -1;
                break; 

            case SpatialComparison.After:
                result = 1;
                break; 

            case SpatialComparison.OverlapBefore: 
                if ((int)compareHor <= (int)SpatialComparison.Equal) 
                {
                    result = -1; 
                }
                else
                {
                    result = 1; 
                }
                break; 
 
            case SpatialComparison.OverlapAfter:
                if ((int)compareHor >= (int)SpatialComparison.Equal) 
                {
                    result = 1;
                }
                else 
                {
                    result = -1; 
                } 
                break;
 

            case SpatialComparison.Equal:
                switch (compareHor)
                { 
                case SpatialComparison.After:
                case SpatialComparison.OverlapAfter: 
                    result = 1; 
                    break;
                case SpatialComparison.Before: 
                case SpatialComparison.OverlapBefore:
                    result = -1;
                    break;
                case SpatialComparison.Equal: 
                    result = 0;
                    break; 
                default: 
                    Debug.Assert(false);
                    break; 
                }
                break;

            default: 
                //Shouldn't happen
                Debug.Assert(false); 
                break; 
            }
 
            return result;

        }
 
        #endregion
 
 
        #region Public methods
        //------------------------------------------------------------------- 
        //
        // Public methods
        //
        //--------------------------------------------------------------------- 

        public void AddContainer(FixedSOMPageElement pageElement) 
        { 
            FixedSOMFixedBlock block = pageElement as FixedSOMFixedBlock;
            if (block == null || (!block.IsFloatingImage && !block.IsWhiteSpace)) 
            {
                if (pageElement.IsRTL)
                {
                    _RTLCount++; 
                }
                else 
                { 
                    _LTRCount++;
                } 
            }

            _semanticBoxes.Add(pageElement);
 
            if (_boundingRect.IsEmpty)
            { 
                _boundingRect = pageElement.BoundingRect; 
            }
            else 
            {
                _boundingRect.Union(pageElement.BoundingRect);
            }
        } 

#if DEBUG 
        public override void Render(DrawingContext dc, string label, DrawDebugVisual debugVisual) 
        {
            Pen pen = new Pen(Brushes.Maroon, 3); 
            Rect rect = _boundingRect;
            rect.Inflate(5,5);
            dc.DrawRectangle(null, pen , rect);
 
            if (label != null)
            { 
                if (this.IsRTL) 
                {
                    label += "R"; 
                }
                base.RenderLabel(dc, label);
            }
 
            foreach (FixedSOMSemanticBox box in _semanticBoxes)
            { 
                box.Render(dc, "", debugVisual); 
            }
 
        }

#endif
 
        #endregion Public methods
 
        #region Public Properties 
        public override bool IsRTL
        { 
            get
            {
                return _RTLCount > _LTRCount;
            } 
        }
        #endregion Public Properties 
 
        #region Private fields
        private int _RTLCount; 
        private int _LTRCount;
        #endregion Private fields

 
    }
} 
 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.

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