RepeatBehavior.cs source code in C# .NET

                        
Code:
                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / Media / Animation / RepeatBehavior.cs / 1305600 / RepeatBehavior.cs
                        

                        
                            //------------------------------------------------------------------------------ 
//  Microsoft Windows Client Platform
//  Copyright (c) Microsoft Corporation, 2004
//
//  File: RepeatBehavior.cs 
//-----------------------------------------------------------------------------
 
// Allow suppression of certain presharp messages 
#pragma warning disable 1634, 1691
 
using MS.Internal;

using System.ComponentModel;
using System.Diagnostics; 
using System.Text;
 
using SR=MS.Internal.PresentationCore.SR; 
using SRID=MS.Internal.PresentationCore.SRID;
 
namespace System.Windows.Media.Animation
{
    /// 

    /// A RepeatBehavior describes how a Timeline object may repeat its simple duration. 
    /// There are three types of RepeatBehavior behaviors: IterationCount, RepeatDuration, and Forever.
    /// An IterationCount RepeatBehavior specifies the number of times the simple duration of a Timeline will 
    /// be repeated. An iteration count of 0.5 means the Timeline will only be active for half 
    /// of its simple duration and will only reach 50% progress. An iteration count of 1.0 is the
    /// default and means a Timeline will be active for exactly one of its simple durations. An 
    /// iteration count of 2.0 means a Timeline will run twice, or repeat its simple duration
    /// once after its initial simple duration.
    /// A RepeatDuration RepeatBehavior specifies the amount of time that a Timeline will repeat.
    /// For instance if a Timeline has a simple Duration value of 1 second and a RepeatBehavior with a 
    /// RepeatDuration value of 2.5 seconds, then it will run for 2.5 iterations.
    /// A Forever RepeatBehavior specifies that a Timeline will repeat forever. 
    /// 
 
    [TypeConverter(typeof(RepeatBehaviorConverter))]
    public struct RepeatBehavior : IFormattable 
    {
        private double _iterationCount;
        private TimeSpan _repeatDuration;
        private RepeatBehaviorType _type; 

        #region Constructors 
 
        /// 

        /// Creates a new RepeatBehavior that represents and iteration count. 
        /// 
        /// The number of iterations specified by this RepeatBehavior.
        public RepeatBehavior(double count)
        { 
            if (   Double.IsInfinity(count)
                || DoubleUtil.IsNaN(count) 
                || count < 0.0) 
            {
                throw new ArgumentOutOfRangeException("count", SR.Get(SRID.Timing_RepeatBehaviorInvalidIterationCount, count)); 
            }

            _repeatDuration = new TimeSpan(0);
            _iterationCount = count; 
            _type = RepeatBehaviorType.IterationCount;
        } 
 
        /// 

        /// Creates a new RepeatBehavior that represents a repeat duration for which a Timeline will repeat 
        /// its simple duration.
        /// 
        /// A TimeSpan representing the repeat duration specified by this RepeatBehavior.
        public RepeatBehavior(TimeSpan duration) 
        {
            if (duration < new TimeSpan(0)) 
            { 
                throw new ArgumentOutOfRangeException("duration", SR.Get(SRID.Timing_RepeatBehaviorInvalidRepeatDuration, duration));
            } 

            _iterationCount = 0.0;
            _repeatDuration = duration;
            _type = RepeatBehaviorType.RepeatDuration; 
        }
 
        /// 
 
        /// Creates and returns a RepeatBehavior that indicates that a Timeline should repeat its
        /// simple duration forever. 
        /// 
        /// A RepeatBehavior that indicates that a Timeline should repeat its simple duration
        /// forever.
        public static RepeatBehavior Forever 
        {
            get 
            { 
                RepeatBehavior forever = new RepeatBehavior();
                forever._type = RepeatBehaviorType.Forever; 

                return forever;
            }
        } 

        #endregion // Constructors 
 
        #region Properties
 
        /// 

        /// Indicates whether this RepeatBehavior represents an iteration count.
        /// 
        /// True if this RepeatBehavior represents an iteration count; otherwise false. 
        public bool HasCount
        { 
            get 
            {
                return _type == RepeatBehaviorType.IterationCount; 
            }
        }

        /// 
 
        /// Indicates whether this RepeatBehavior represents a repeat duration.
        /// 
 
        /// True if this RepeatBehavior represents a repeat duration; otherwise false. 
        public bool HasDuration
        { 
            get
            {
                return _type == RepeatBehaviorType.RepeatDuration;
            } 
        }
 
        /// 
 
        /// Returns the iteration count specified by this RepeatBehavior.
        /// 
 
        /// The iteration count specified by this RepeatBehavior.
        /// Thrown if this RepeatBehavior does not represent an iteration count.
        public double Count
        { 
            get
            { 
                if (_type != RepeatBehaviorType.IterationCount) 
                {
#pragma warning suppress 56503 // Suppress presharp warning: Follows a pattern similar to Nullable. 
                    throw new InvalidOperationException(SR.Get(SRID.Timing_RepeatBehaviorNotIterationCount, this));
                }

                return _iterationCount; 
            }
        } 
 
        /// 

        /// Returns the repeat duration specified by this RepeatBehavior. 
        /// 
        /// A TimeSpan representing the repeat duration specified by this RepeatBehavior.
        /// Thrown if this RepeatBehavior does not represent a repeat duration.
        public TimeSpan Duration 
        {
            get 
            { 
                if (_type != RepeatBehaviorType.RepeatDuration)
                { 
#pragma warning suppress 56503 // Suppress presharp warning: Follows a pattern similar to Nullable.
                    throw new InvalidOperationException(SR.Get(SRID.Timing_RepeatBehaviorNotRepeatDuration, this));
                }
 
                return _repeatDuration;
            } 
        } 

        #endregion // Properties 

        #region Methods

        /// 
 
        /// Indicates whether the specified Object is equal to this RepeatBehavior.
        /// 
 
        ///  
        /// true if value is a RepeatBehavior and is equal to this instance; otherwise false.
        public override bool Equals(Object value) 
        {
            if (value is RepeatBehavior)
            {
                return this.Equals((RepeatBehavior)value); 
            }
            else 
            { 
                return false;
            } 
        }

        /// 

        /// Indicates whether the specified RepeatBehavior is equal to this RepeatBehavior. 
        /// 
        /// A RepeatBehavior to compare with this RepeatBehavior. 
        /// true if repeatBehavior is equal to this instance; otherwise false. 
        public bool Equals(RepeatBehavior repeatBehavior)
        { 
            if (_type == repeatBehavior._type)
            {
                switch (_type)
                { 
                    case RepeatBehaviorType.Forever:
 
                        return true; 

                    case RepeatBehaviorType.IterationCount: 

                        return _iterationCount == repeatBehavior._iterationCount;

                    case RepeatBehaviorType.RepeatDuration: 

                        return _repeatDuration == repeatBehavior._repeatDuration; 
 
                    default:
 
                        Debug.Fail("Unhandled RepeatBehaviorType");
                        return false;
                }
            } 
            else
            { 
                return false; 
            }
        } 

        /// 

        /// Indicates whether the specified RepeatBehaviors are equal to each other.
        /// 
 
        /// 
        ///  
        /// true if repeatBehavior1 and repeatBehavior2 are equal; otherwise false. 
        public static bool Equals(RepeatBehavior repeatBehavior1, RepeatBehavior repeatBehavior2)
        { 
            return repeatBehavior1.Equals(repeatBehavior2);
        }

        /// 
 
        /// Generates a hash code for this RepeatBehavior.
        /// 
 
        /// A hash code for this RepeatBehavior. 
        public override int GetHashCode()
        { 
            switch (_type)
            {
                case RepeatBehaviorType.IterationCount:
 
                    return _iterationCount.GetHashCode();
 
                case RepeatBehaviorType.RepeatDuration: 

                    return _repeatDuration.GetHashCode(); 

                case RepeatBehaviorType.Forever:

                    // We try to choose an unlikely hash code value for Forever. 
                    // All Forevers need to return the same hash code value.
                    return int.MaxValue - 42; 
 
                default:
 
                    Debug.Fail("Unhandled RepeatBehaviorType");
                    return base.GetHashCode();
            }
        } 

        /// 
 
        /// Creates a string representation of this RepeatBehavior based on the current culture. 
        /// 
        /// A string representation of this RepeatBehavior based on the current culture. 
        public override string ToString()
        {
            return InternalToString(null, null);
        } 

        /// 
 
        /// 
        /// 
        ///  
        /// 
        public string ToString(IFormatProvider formatProvider)
        {
            return InternalToString(null, formatProvider); 
        }
 
        /// 
 
        ///
        /// 
 
        /// 
        /// 
        /// 
        string IFormattable.ToString(string format, IFormatProvider formatProvider) 
        {
            return InternalToString(format, formatProvider); 
        } 

        /// 
 
        ///
        /// 
        /// 
        ///  
        /// 
        internal string InternalToString(string format, IFormatProvider formatProvider) 
        { 
            switch (_type)
            { 
                case RepeatBehaviorType.Forever:

                    return "Forever";
 
                case RepeatBehaviorType.IterationCount:
 
                    StringBuilder sb = new StringBuilder(); 

                    sb.AppendFormat( 
                        formatProvider,
                        "{0:" + format + "}x",
                        _iterationCount);
 
                    return sb.ToString();
 
                case RepeatBehaviorType.RepeatDuration: 

                    return _repeatDuration.ToString(); 

                default:

                    Debug.Fail("Unhandled RepeatBehaviorType."); 
                    return null;
            } 
        } 

        #endregion // Methods 

        #region Operators

        /// 
 
        /// Indicates whether the specified RepeatBehaviors are equal to each other.
        /// 
 
        ///  
        /// 
        /// true if repeatBehavior1 and repeatBehavior2 are equal; otherwise false. 
        public static bool operator ==(RepeatBehavior repeatBehavior1, RepeatBehavior repeatBehavior2)
        {
            return repeatBehavior1.Equals(repeatBehavior2);
        } 

        /// 
 
        /// Indicates whether the specified RepeatBehaviors are not equal to each other. 
        /// 
        ///  
        /// 
        /// true if repeatBehavior1 and repeatBehavior2 are not equal; otherwise false.
        public static bool operator !=(RepeatBehavior repeatBehavior1, RepeatBehavior repeatBehavior2)
        { 
            return !repeatBehavior1.Equals(repeatBehavior2);
        } 
 
        #endregion // Operators
 
        /// 

        /// An enumeration of the different types of RepeatBehavior behaviors.
        /// 
        private enum RepeatBehaviorType 
        {
            IterationCount, 
            RepeatDuration, 
            Forever
        } 
    }
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------ 
//  Microsoft Windows Client Platform
//  Copyright (c) Microsoft Corporation, 2004
//
//  File: RepeatBehavior.cs 
//-----------------------------------------------------------------------------
 
// Allow suppression of certain presharp messages 
#pragma warning disable 1634, 1691
 
using MS.Internal;

using System.ComponentModel;
using System.Diagnostics; 
using System.Text;
 
using SR=MS.Internal.PresentationCore.SR; 
using SRID=MS.Internal.PresentationCore.SRID;
 
namespace System.Windows.Media.Animation
{
    /// 

    /// A RepeatBehavior describes how a Timeline object may repeat its simple duration. 
    /// There are three types of RepeatBehavior behaviors: IterationCount, RepeatDuration, and Forever.
    /// An IterationCount RepeatBehavior specifies the number of times the simple duration of a Timeline will 
    /// be repeated. An iteration count of 0.5 means the Timeline will only be active for half 
    /// of its simple duration and will only reach 50% progress. An iteration count of 1.0 is the
    /// default and means a Timeline will be active for exactly one of its simple durations. An 
    /// iteration count of 2.0 means a Timeline will run twice, or repeat its simple duration
    /// once after its initial simple duration.
    /// A RepeatDuration RepeatBehavior specifies the amount of time that a Timeline will repeat.
    /// For instance if a Timeline has a simple Duration value of 1 second and a RepeatBehavior with a 
    /// RepeatDuration value of 2.5 seconds, then it will run for 2.5 iterations.
    /// A Forever RepeatBehavior specifies that a Timeline will repeat forever. 
    /// 
 
    [TypeConverter(typeof(RepeatBehaviorConverter))]
    public struct RepeatBehavior : IFormattable 
    {
        private double _iterationCount;
        private TimeSpan _repeatDuration;
        private RepeatBehaviorType _type; 

        #region Constructors 
 
        /// 

        /// Creates a new RepeatBehavior that represents and iteration count. 
        /// 
        /// The number of iterations specified by this RepeatBehavior.
        public RepeatBehavior(double count)
        { 
            if (   Double.IsInfinity(count)
                || DoubleUtil.IsNaN(count) 
                || count < 0.0) 
            {
                throw new ArgumentOutOfRangeException("count", SR.Get(SRID.Timing_RepeatBehaviorInvalidIterationCount, count)); 
            }

            _repeatDuration = new TimeSpan(0);
            _iterationCount = count; 
            _type = RepeatBehaviorType.IterationCount;
        } 
 
        /// 

        /// Creates a new RepeatBehavior that represents a repeat duration for which a Timeline will repeat 
        /// its simple duration.
        /// 
        /// A TimeSpan representing the repeat duration specified by this RepeatBehavior.
        public RepeatBehavior(TimeSpan duration) 
        {
            if (duration < new TimeSpan(0)) 
            { 
                throw new ArgumentOutOfRangeException("duration", SR.Get(SRID.Timing_RepeatBehaviorInvalidRepeatDuration, duration));
            } 

            _iterationCount = 0.0;
            _repeatDuration = duration;
            _type = RepeatBehaviorType.RepeatDuration; 
        }
 
        /// 
 
        /// Creates and returns a RepeatBehavior that indicates that a Timeline should repeat its
        /// simple duration forever. 
        /// 
        /// A RepeatBehavior that indicates that a Timeline should repeat its simple duration
        /// forever.
        public static RepeatBehavior Forever 
        {
            get 
            { 
                RepeatBehavior forever = new RepeatBehavior();
                forever._type = RepeatBehaviorType.Forever; 

                return forever;
            }
        } 

        #endregion // Constructors 
 
        #region Properties
 
        /// 

        /// Indicates whether this RepeatBehavior represents an iteration count.
        /// 
        /// True if this RepeatBehavior represents an iteration count; otherwise false. 
        public bool HasCount
        { 
            get 
            {
                return _type == RepeatBehaviorType.IterationCount; 
            }
        }

        /// 
 
        /// Indicates whether this RepeatBehavior represents a repeat duration.
        /// 
 
        /// True if this RepeatBehavior represents a repeat duration; otherwise false. 
        public bool HasDuration
        { 
            get
            {
                return _type == RepeatBehaviorType.RepeatDuration;
            } 
        }
 
        /// 
 
        /// Returns the iteration count specified by this RepeatBehavior.
        /// 
 
        /// The iteration count specified by this RepeatBehavior.
        /// Thrown if this RepeatBehavior does not represent an iteration count.
        public double Count
        { 
            get
            { 
                if (_type != RepeatBehaviorType.IterationCount) 
                {
#pragma warning suppress 56503 // Suppress presharp warning: Follows a pattern similar to Nullable. 
                    throw new InvalidOperationException(SR.Get(SRID.Timing_RepeatBehaviorNotIterationCount, this));
                }

                return _iterationCount; 
            }
        } 
 
        /// 

        /// Returns the repeat duration specified by this RepeatBehavior. 
        /// 
        /// A TimeSpan representing the repeat duration specified by this RepeatBehavior.
        /// Thrown if this RepeatBehavior does not represent a repeat duration.
        public TimeSpan Duration 
        {
            get 
            { 
                if (_type != RepeatBehaviorType.RepeatDuration)
                { 
#pragma warning suppress 56503 // Suppress presharp warning: Follows a pattern similar to Nullable.
                    throw new InvalidOperationException(SR.Get(SRID.Timing_RepeatBehaviorNotRepeatDuration, this));
                }
 
                return _repeatDuration;
            } 
        } 

        #endregion // Properties 

        #region Methods

        /// 
 
        /// Indicates whether the specified Object is equal to this RepeatBehavior.
        /// 
 
        ///  
        /// true if value is a RepeatBehavior and is equal to this instance; otherwise false.
        public override bool Equals(Object value) 
        {
            if (value is RepeatBehavior)
            {
                return this.Equals((RepeatBehavior)value); 
            }
            else 
            { 
                return false;
            } 
        }

        /// 

        /// Indicates whether the specified RepeatBehavior is equal to this RepeatBehavior. 
        /// 
        /// A RepeatBehavior to compare with this RepeatBehavior. 
        /// true if repeatBehavior is equal to this instance; otherwise false. 
        public bool Equals(RepeatBehavior repeatBehavior)
        { 
            if (_type == repeatBehavior._type)
            {
                switch (_type)
                { 
                    case RepeatBehaviorType.Forever:
 
                        return true; 

                    case RepeatBehaviorType.IterationCount: 

                        return _iterationCount == repeatBehavior._iterationCount;

                    case RepeatBehaviorType.RepeatDuration: 

                        return _repeatDuration == repeatBehavior._repeatDuration; 
 
                    default:
 
                        Debug.Fail("Unhandled RepeatBehaviorType");
                        return false;
                }
            } 
            else
            { 
                return false; 
            }
        } 

        /// 

        /// Indicates whether the specified RepeatBehaviors are equal to each other.
        /// 
 
        /// 
        ///  
        /// true if repeatBehavior1 and repeatBehavior2 are equal; otherwise false. 
        public static bool Equals(RepeatBehavior repeatBehavior1, RepeatBehavior repeatBehavior2)
        { 
            return repeatBehavior1.Equals(repeatBehavior2);
        }

        /// 
 
        /// Generates a hash code for this RepeatBehavior.
        /// 
 
        /// A hash code for this RepeatBehavior. 
        public override int GetHashCode()
        { 
            switch (_type)
            {
                case RepeatBehaviorType.IterationCount:
 
                    return _iterationCount.GetHashCode();
 
                case RepeatBehaviorType.RepeatDuration: 

                    return _repeatDuration.GetHashCode(); 

                case RepeatBehaviorType.Forever:

                    // We try to choose an unlikely hash code value for Forever. 
                    // All Forevers need to return the same hash code value.
                    return int.MaxValue - 42; 
 
                default:
 
                    Debug.Fail("Unhandled RepeatBehaviorType");
                    return base.GetHashCode();
            }
        } 

        /// 
 
        /// Creates a string representation of this RepeatBehavior based on the current culture. 
        /// 
        /// A string representation of this RepeatBehavior based on the current culture. 
        public override string ToString()
        {
            return InternalToString(null, null);
        } 

        /// 
 
        /// 
        /// 
        ///  
        /// 
        public string ToString(IFormatProvider formatProvider)
        {
            return InternalToString(null, formatProvider); 
        }
 
        /// 
 
        ///
        /// 
 
        /// 
        /// 
        /// 
        string IFormattable.ToString(string format, IFormatProvider formatProvider) 
        {
            return InternalToString(format, formatProvider); 
        } 

        /// 
 
        ///
        /// 
        /// 
        ///  
        /// 
        internal string InternalToString(string format, IFormatProvider formatProvider) 
        { 
            switch (_type)
            { 
                case RepeatBehaviorType.Forever:

                    return "Forever";
 
                case RepeatBehaviorType.IterationCount:
 
                    StringBuilder sb = new StringBuilder(); 

                    sb.AppendFormat( 
                        formatProvider,
                        "{0:" + format + "}x",
                        _iterationCount);
 
                    return sb.ToString();
 
                case RepeatBehaviorType.RepeatDuration: 

                    return _repeatDuration.ToString(); 

                default:

                    Debug.Fail("Unhandled RepeatBehaviorType."); 
                    return null;
            } 
        } 

        #endregion // Methods 

        #region Operators

        /// 
 
        /// Indicates whether the specified RepeatBehaviors are equal to each other.
        /// 
 
        ///  
        /// 
        /// true if repeatBehavior1 and repeatBehavior2 are equal; otherwise false. 
        public static bool operator ==(RepeatBehavior repeatBehavior1, RepeatBehavior repeatBehavior2)
        {
            return repeatBehavior1.Equals(repeatBehavior2);
        } 

        /// 
 
        /// Indicates whether the specified RepeatBehaviors are not equal to each other. 
        /// 
        ///  
        /// 
        /// true if repeatBehavior1 and repeatBehavior2 are not equal; otherwise false.
        public static bool operator !=(RepeatBehavior repeatBehavior1, RepeatBehavior repeatBehavior2)
        { 
            return !repeatBehavior1.Equals(repeatBehavior2);
        } 
 
        #endregion // Operators
 
        /// 

        /// An enumeration of the different types of RepeatBehavior behaviors.
        /// 
        private enum RepeatBehaviorType 
        {
            IterationCount, 
            RepeatDuration, 
            Forever
        } 
    }
}

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

                        

                        

                        
                        

Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK

• UnescapedXmlDiagnosticData.cs
• COM2ExtendedBrowsingHandler.cs
• PropertyItemInternal.cs
• SharedConnectionWorkflowTransactionService.cs
• ByteStreamGeometryContext.cs
• SafeHGlobalHandleCritical.cs
• PropertyTabChangedEvent.cs
• MsmqDecodeHelper.cs
• WebPartUserCapability.cs
• WindowsAuthenticationModule.cs
• PropertyEntry.cs
• QueryCoreOp.cs
• ReadWriteObjectLock.cs
• PeerApplication.cs
• SoapFault.cs
• FilterException.cs
• RegionIterator.cs
• LinearKeyFrames.cs
• WindowsListViewScroll.cs
• Popup.cs
• SoapServerMethod.cs
• TagNameToTypeMapper.cs
• TraceContextEventArgs.cs
• ContactManager.cs
• PartialCachingControl.cs
• Evaluator.cs
• CommandValueSerializer.cs
• CodeDomExtensionMethods.cs
• _Rfc2616CacheValidators.cs
• CompareValidator.cs
• SqlIdentifier.cs
• MenuItemCollection.cs
• StateItem.cs
• SqlCommandBuilder.cs
• TextContainerHelper.cs
• RangeContentEnumerator.cs
• DataSvcMapFileSerializer.cs
• BitHelper.cs
• CfgParser.cs
• UIElement3DAutomationPeer.cs
• Drawing.cs
• MethodBody.cs
• TableRowGroup.cs
• StylusLogic.cs
• SelectedGridItemChangedEvent.cs
• FileSystemEventArgs.cs
• TraceHandler.cs
• SystemInfo.cs
• TypeEnumerableViewSchema.cs
• StrokeNode.cs
• EventHandlerList.cs
• UnauthorizedAccessException.cs
• Identifier.cs
• CounterSampleCalculator.cs
• WindowsTreeView.cs
• ButtonField.cs
• QueueProcessor.cs
• EDesignUtil.cs
• EditorResources.cs
• PrivateUnsafeNativeCompoundFileMethods.cs
• SafeCryptoHandles.cs
• GifBitmapEncoder.cs
• FileRecordSequence.cs
• SafeNativeMethods.cs
• StdRegProviderWrapper.cs
• SafeMILHandle.cs
• SiteMapHierarchicalDataSourceView.cs
• CompiledELinqQueryState.cs
• ResourceSetExpression.cs
• Button.cs
• ProviderSettings.cs
• WebHostedComPlusServiceHost.cs
• DataGridViewRowsRemovedEventArgs.cs
• XmlDataSource.cs
• DataColumnMappingCollection.cs
• BinaryParser.cs
• Listbox.cs
• VerticalConnector.xaml.cs
• InArgument.cs
• PerformanceCounter.cs
• AccessDataSource.cs
• WindowAutomationPeer.cs
• ToolStripRenderEventArgs.cs
• CompoundFileDeflateTransform.cs
• FileSecurity.cs
• GlyphRunDrawing.cs
• IpcPort.cs
• XmlSchemaDocumentation.cs
• PasswordDeriveBytes.cs
• WorkflowInstance.cs
• SafeNativeMethods.cs
• SimpleType.cs
• DesignerMetadata.cs
• SamlSerializer.cs
• TextSelectionHighlightLayer.cs
• Permission.cs
• CatalogUtil.cs
• DelegateSerializationHolder.cs
• LayoutDump.cs
• TrackingMemoryStreamFactory.cs