AnimationTimeline.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Core / CSharp / System / Windows / Media / Animation / AnimationTimeline.cs / 1 / AnimationTimeline.cs
                        
                        
                            // AnimationTimeline.cs 

using System;
using System.Diagnostics;
using System.Windows; 

using SR=MS.Internal.PresentationCore.SR; 
using SRID=MS.Internal.PresentationCore.SRID; 

namespace System.Windows.Media.Animation 
{
    /// 
    ///
    ///  
    public abstract class AnimationTimeline : Timeline
    { 
        ///  
        ///
        ///  
        protected AnimationTimeline()
            : base()
        {
        } 

        #region Dependency Properties 
 
        private static void AnimationTimeline_PropertyChangedFunction(DependencyObject d,
                                                                      DependencyPropertyChangedEventArgs e) 
        {
            ((AnimationTimeline)d).PropertyChanged(e.Property);
        }
 
        /// 
        /// 
        ///  
        public static readonly DependencyProperty IsAdditiveProperty =
            DependencyProperty.Register( 
                "IsAdditive",               // Property Name
                typeof(bool),               // Property Type
                typeof(AnimationTimeline),  // Owner Class
                new PropertyMetadata(false, 
                                     new PropertyChangedCallback(AnimationTimeline_PropertyChangedFunction)));
 
        ///  
        ///
        ///  
        public static readonly DependencyProperty IsCumulativeProperty =
            DependencyProperty.Register(
                "IsCumulative",             // Property Name
                typeof(bool),               // Property Type 
                typeof(AnimationTimeline),  // Owner Class
                new PropertyMetadata(false, 
                                     new PropertyChangedCallback(AnimationTimeline_PropertyChangedFunction))); 

        #endregion 

        #region Freezable

        ///  
        /// Creates a copy of this AnimationTimeline.
        ///  
        /// The copy. 
        public new AnimationTimeline Clone()
        { 
            return (AnimationTimeline)base.Clone();
        }

        #endregion 

        #region Timeline 
 
        /// 
        /// 
        /// 
        /// 
        protected internal override Clock AllocateClock()
        { 
            return new AnimationClock(this);
        } 
 
        /// 
        /// Creates a new AnimationClock using this AnimationTimeline. 
        /// 
        /// A new AnimationClock.
        new public AnimationClock CreateClock()
        { 
            return (AnimationClock)base.CreateClock();
        } 
 
        #endregion
 
        /// 
        /// Calculates the value this animation believes should be the current value for the property.
        /// 
        ///  
        /// This value is the suggested origin value provided to the animation
        /// to be used if the animation does not have its own concept of a 
        /// start value. If this animation is not the first in a composition 
        /// chain this value will be the value returned by the previous
        /// animation in the chain with an animationClock that is not Stopped. 
        /// 
        /// 
        /// This value is the suggested destination value provided to the animation
        /// to be used if the animation does not have its own concept of an 
        /// end value. If this animation is not the first in a composition
        /// chain this value will be the value returned by the previous 
        /// animation in the chain with an animationClock that is not Stopped. 
        /// 
        ///  
        /// This is the animationClock which can generate the CurrentTime or
        /// CurrentProgress value to be used by the animation to generate its
        /// output value.
        ///  
        /// 
        /// The value this animation believes should be the current value for the property. 
        ///  
        public virtual object GetCurrentValue(object defaultOriginValue, object defaultDestinationValue, AnimationClock animationClock)
        { 
            ReadPreamble();

            return defaultDestinationValue;
        } 

        ///  
        /// Provide a custom natural Duration when the Duration property is set to Automatic. 
        /// 
        ///  
        /// The Clock whose natural duration is desired.
        /// 
        /// 
        /// A Duration quantity representing the natural duration.  Default is 1 second for animations. 
        /// 
        protected override Duration GetNaturalDurationCore(Clock clock) 
        { 
            return new TimeSpan(0, 0, 1);
        } 

        /// 
        /// Returns the type of the animation.
        ///  
        /// 
        public abstract Type TargetPropertyType { get; } 
 
        /// 
        /// This property is implemented by the animation to return true if the 
        /// animation uses the defaultDestinationValue parameter to the
        /// GetCurrentValue method as its destination value. Specifically, if
        /// Progress is equal to 1.0, will this animation return the
        /// default destination value as its current value. 
        /// 
        public virtual bool IsDestinationDefault 
        { 
            get
            { 
                ReadPreamble();

                return false;
            } 
        }
    } 
} 

 

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

using System;
using System.Diagnostics;
using System.Windows; 

using SR=MS.Internal.PresentationCore.SR; 
using SRID=MS.Internal.PresentationCore.SRID; 

namespace System.Windows.Media.Animation 
{
    /// 
    ///
    ///  
    public abstract class AnimationTimeline : Timeline
    { 
        ///  
        ///
        ///  
        protected AnimationTimeline()
            : base()
        {
        } 

        #region Dependency Properties 
 
        private static void AnimationTimeline_PropertyChangedFunction(DependencyObject d,
                                                                      DependencyPropertyChangedEventArgs e) 
        {
            ((AnimationTimeline)d).PropertyChanged(e.Property);
        }
 
        /// 
        /// 
        ///  
        public static readonly DependencyProperty IsAdditiveProperty =
            DependencyProperty.Register( 
                "IsAdditive",               // Property Name
                typeof(bool),               // Property Type
                typeof(AnimationTimeline),  // Owner Class
                new PropertyMetadata(false, 
                                     new PropertyChangedCallback(AnimationTimeline_PropertyChangedFunction)));
 
        ///  
        ///
        ///  
        public static readonly DependencyProperty IsCumulativeProperty =
            DependencyProperty.Register(
                "IsCumulative",             // Property Name
                typeof(bool),               // Property Type 
                typeof(AnimationTimeline),  // Owner Class
                new PropertyMetadata(false, 
                                     new PropertyChangedCallback(AnimationTimeline_PropertyChangedFunction))); 

        #endregion 

        #region Freezable

        ///  
        /// Creates a copy of this AnimationTimeline.
        ///  
        /// The copy. 
        public new AnimationTimeline Clone()
        { 
            return (AnimationTimeline)base.Clone();
        }

        #endregion 

        #region Timeline 
 
        /// 
        /// 
        /// 
        /// 
        protected internal override Clock AllocateClock()
        { 
            return new AnimationClock(this);
        } 
 
        /// 
        /// Creates a new AnimationClock using this AnimationTimeline. 
        /// 
        /// A new AnimationClock.
        new public AnimationClock CreateClock()
        { 
            return (AnimationClock)base.CreateClock();
        } 
 
        #endregion
 
        /// 
        /// Calculates the value this animation believes should be the current value for the property.
        /// 
        ///  
        /// This value is the suggested origin value provided to the animation
        /// to be used if the animation does not have its own concept of a 
        /// start value. If this animation is not the first in a composition 
        /// chain this value will be the value returned by the previous
        /// animation in the chain with an animationClock that is not Stopped. 
        /// 
        /// 
        /// This value is the suggested destination value provided to the animation
        /// to be used if the animation does not have its own concept of an 
        /// end value. If this animation is not the first in a composition
        /// chain this value will be the value returned by the previous 
        /// animation in the chain with an animationClock that is not Stopped. 
        /// 
        ///  
        /// This is the animationClock which can generate the CurrentTime or
        /// CurrentProgress value to be used by the animation to generate its
        /// output value.
        ///  
        /// 
        /// The value this animation believes should be the current value for the property. 
        ///  
        public virtual object GetCurrentValue(object defaultOriginValue, object defaultDestinationValue, AnimationClock animationClock)
        { 
            ReadPreamble();

            return defaultDestinationValue;
        } 

        ///  
        /// Provide a custom natural Duration when the Duration property is set to Automatic. 
        /// 
        ///  
        /// The Clock whose natural duration is desired.
        /// 
        /// 
        /// A Duration quantity representing the natural duration.  Default is 1 second for animations. 
        /// 
        protected override Duration GetNaturalDurationCore(Clock clock) 
        { 
            return new TimeSpan(0, 0, 1);
        } 

        /// 
        /// Returns the type of the animation.
        ///  
        /// 
        public abstract Type TargetPropertyType { get; } 
 
        /// 
        /// This property is implemented by the animation to return true if the 
        /// animation uses the defaultDestinationValue parameter to the
        /// GetCurrentValue method as its destination value. Specifically, if
        /// Progress is equal to 1.0, will this animation return the
        /// default destination value as its current value. 
        /// 
        public virtual bool IsDestinationDefault 
        { 
            get
            { 
                ReadPreamble();

                return false;
            } 
        }
    } 
} 

 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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AnimationTimeline.cs source code in C# .NET

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