TextDecorationCollection.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 / Core / CSharp / System / Windows / TextDecorationCollection.cs / 1305600 / TextDecorationCollection.cs
                        

                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// 
// Description: TextDecorationCollection class 
//
// History: 
//  10/14/2004: Garyyang Created the file
//
//---------------------------------------------------------------------------
 
using System;
using System.Collections; 
using System.Collections.Generic; 
using System.ComponentModel;
using System.Globalization; 

using System.Windows.Media.Animation;
using System.Windows.Markup;
 
using MS.Internal.PresentationCore;
 
namespace System.Windows 
{
    ///  
    /// A collection of text decoration instances
    /// 
    [TypeConverter(typeof(TextDecorationCollectionConverter))]
    [Localizability(LocalizationCategory.None, Readability=Readability.Unreadable)] 
    public sealed partial class TextDecorationCollection : Animatable, IList
    { 
        ///  
        /// Compare this collection with another TextDecorations.
        ///  
        ///  the text decoration collection to be compared 
        ///  true if two collections of TextDecorations contain equal TextDecoration objects in the
        /// the same order. false otherwise
        ///  
        /// 
        /// The method doesn't check "full" equality as it can not take into account of all the possible 
        /// values associated with the DependencyObject,such as Animation, DataBinding and Attached property. 
        /// It only compares the public properties to serve the specific Framework's needs in inline property
        /// management and Editing serialization. 
        /// 
        [FriendAccessAllowed]   // used by Framework
        internal bool ValueEquals(TextDecorationCollection textDecorations)
        { 
            if (textDecorations == null)
                return false;   // o is either null or not TextDecorations object 
 
            if (this == textDecorations)
                return true;    // Reference equality. 

            if ( this.Count != textDecorations.Count)
                return false;   // Two counts are different.
 
            // To be considered equal, TextDecorations should be same in the exact order.
            // Order matters because they imply the Z-order of the text decorations on screen. 
            // Same set of text decorations drawn with different orders may have different result. 
            for (int i = 0; i < this.Count; i++)
            { 
                if (!this[i].ValueEquals(textDecorations[i]))
                    return false;
            }
            return true; 
        }
 
        ///  
        /// Add a collection of text decorations into the current collection
        ///  
        ///  The collection to be added 
        [CLSCompliant(false)]
        public void Add(IEnumerable textDecorations)
        { 
            if (textDecorations == null)
            { 
                throw new ArgumentNullException("textDecorations"); 
            }
 
            foreach(TextDecoration textDecoration in textDecorations)
            {
                Add(textDecoration);
            } 
        }
    } 
} 

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

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