Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / Media / Generated / BitmapCacheBrush.cs / 1305600 / BitmapCacheBrush.cs
//----------------------------------------------------------------------------
//
//
// Copyright (C) Microsoft Corporation. All rights reserved.
//
//
// This file was generated, please do not edit it directly.
//
// Please see http://wiki/default.aspx/Microsoft.Projects.Avalon/MilCodeGen.html for more information.
//
//---------------------------------------------------------------------------
using MS.Internal;
using MS.Internal.KnownBoxes;
using MS.Internal.Collections;
using MS.Internal.PresentationCore;
using MS.Utility;
using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.Globalization;
using System.Reflection;
using System.Runtime.InteropServices;
using System.ComponentModel.Design.Serialization;
using System.Text;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Effects;
using System.Windows.Media.Media3D;
using System.Windows.Media.Animation;
using System.Windows.Media.Composition;
using System.Windows.Media.Imaging;
using System.Windows.Markup;
using System.Windows.Media.Converters;
using System.Security;
using System.Security.Permissions;
using SR=MS.Internal.PresentationCore.SR;
using SRID=MS.Internal.PresentationCore.SRID;
// These types are aliased to match the unamanaged names used in interop
using BOOL = System.UInt32;
using WORD = System.UInt16;
using Float = System.Single;
namespace System.Windows.Media
{
sealed partial class BitmapCacheBrush : Brush
{
//-----------------------------------------------------
//
// Public Methods
//
//-----------------------------------------------------
#region Public Methods
///
/// Shadows inherited Clone() with a strongly typed
/// version for convenience.
///
public new BitmapCacheBrush Clone()
{
return (BitmapCacheBrush)base.Clone();
}
///
/// Shadows inherited CloneCurrentValue() with a strongly typed
/// version for convenience.
///
public new BitmapCacheBrush CloneCurrentValue()
{
return (BitmapCacheBrush)base.CloneCurrentValue();
}
#endregion Public Methods
//------------------------------------------------------
//
// Public Properties
//
//-----------------------------------------------------
private static void TargetPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
BitmapCacheBrush target = ((BitmapCacheBrush) d);
target.PropertyChanged(TargetProperty);
}
private static void BitmapCachePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
// The first change to the default value of a mutable collection property (e.g. GeometryGroup.Children)
// will promote the property value from a default value to a local value. This is technically a sub-property
// change because the collection was changed and not a new collection set (GeometryGroup.Children.
// Add versus GeometryGroup.Children = myNewChildrenCollection). However, we never marshalled
// the default value to the compositor. If the property changes from a default value, the new local value
// needs to be marshalled to the compositor. We detect this scenario with the second condition
// e.OldValueSource != e.NewValueSource. Specifically in this scenario the OldValueSource will be
// Default and the NewValueSource will be Local.
if (e.IsASubPropertyChange &&
(e.OldValueSource == e.NewValueSource))
{
return;
}
BitmapCacheBrush target = ((BitmapCacheBrush) d);
BitmapCache oldV = (BitmapCache) e.OldValue;
BitmapCache newV = (BitmapCache) e.NewValue;
System.Windows.Threading.Dispatcher dispatcher = target.Dispatcher;
if (dispatcher != null)
{
DUCE.IResource targetResource = (DUCE.IResource)target;
using (CompositionEngineLock.Acquire())
{
int channelCount = targetResource.GetChannelCount();
for (int channelIndex = 0; channelIndex < channelCount; channelIndex++)
{
DUCE.Channel channel = targetResource.GetChannel(channelIndex);
Debug.Assert(!channel.IsOutOfBandChannel);
Debug.Assert(!targetResource.GetHandle(channel).IsNull);
target.ReleaseResource(oldV,channel);
target.AddRefResource(newV,channel);
}
}
}
target.PropertyChanged(BitmapCacheProperty);
}
private static void AutoLayoutContentPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
BitmapCacheBrush target = ((BitmapCacheBrush) d);
target.PropertyChanged(AutoLayoutContentProperty);
}
private static void InternalTargetPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
BitmapCacheBrush target = ((BitmapCacheBrush) d);
Visual oldV = (Visual) e.OldValue;
//
// If the Visual required layout but it is changed before we do Layout
// on that Visual, then we dont want the async LayoutCallback method to run,
// nor do we want the LayoutUpdated handler to run. So we abort/remove them.
//
if (target._pendingLayout)
{
//
// Visual has to be a UIElement since _pendingLayout flag is
// true only if we added the LayoutUpdated handler which can
// only be done on UIElement.
//
UIElement element = (UIElement)oldV;
Debug.Assert(element != null);
element.LayoutUpdated -= target.OnLayoutUpdated;
Debug.Assert(target._DispatcherLayoutResult != null);
Debug.Assert(target._DispatcherLayoutResult.Status == System.Windows.Threading.DispatcherOperationStatus.Pending);
bool abortStatus = target._DispatcherLayoutResult.Abort();
Debug.Assert(abortStatus);
target._pendingLayout = false;
}
Visual newV = (Visual) e.NewValue;
System.Windows.Threading.Dispatcher dispatcher = target.Dispatcher;
if (dispatcher != null)
{
DUCE.IResource targetResource = (DUCE.IResource)target;
using (CompositionEngineLock.Acquire())
{
int channelCount = targetResource.GetChannelCount();
for (int channelIndex = 0; channelIndex < channelCount; channelIndex++)
{
DUCE.Channel channel = targetResource.GetChannel(channelIndex);
Debug.Assert(!channel.IsOutOfBandChannel);
Debug.Assert(!targetResource.GetHandle(channel).IsNull);
target.ReleaseResource(oldV,channel);
target.AddRefResource(newV,channel);
}
}
}
target.PropertyChanged(InternalTargetProperty);
}
private static void AutoWrapTargetPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
BitmapCacheBrush target = ((BitmapCacheBrush) d);
target.PropertyChanged(AutoWrapTargetProperty);
}
#region Public Properties
///
/// Target - Visual. Default value is null.
///
public Visual Target
{
get
{
return (Visual) GetValue(TargetProperty);
}
set
{
SetValueInternal(TargetProperty, value);
}
}
///
/// BitmapCache - BitmapCache. Default value is null.
///
public BitmapCache BitmapCache
{
get
{
return (BitmapCache) GetValue(BitmapCacheProperty);
}
set
{
SetValueInternal(BitmapCacheProperty, value);
}
}
///
/// AutoLayoutContent - bool. Default value is true.
/// If this property is true, this Brush will run layout on the contents of this Brush
/// if the Visual is a non-parented UIElement.
///
public bool AutoLayoutContent
{
get
{
return (bool) GetValue(AutoLayoutContentProperty);
}
set
{
SetValueInternal(AutoLayoutContentProperty, BooleanBoxes.Box(value));
}
}
///
/// InternalTarget - Visual. Default value is null.
///
internal Visual InternalTarget
{
get
{
return (Visual) GetValue(InternalTargetProperty);
}
set
{
SetValueInternal(InternalTargetProperty, value);
}
}
///
/// AutoWrapTarget - bool. Default value is false.
/// If true, this Brush wrap its Target visual in a ContainerVisual, which will allow
/// the brush to support rendering all properties on the visual above the cache to
/// match VisualBrush's behavior.
///
internal bool AutoWrapTarget
{
get
{
return (bool) GetValue(AutoWrapTargetProperty);
}
set
{
SetValueInternal(AutoWrapTargetProperty, BooleanBoxes.Box(value));
}
}
#endregion Public Properties
//------------------------------------------------------
//
// Protected Methods
//
//------------------------------------------------------
#region Protected Methods
///
/// Implementation of Freezable.CreateInstanceCore .
///
/// The new Freezable.
protected override Freezable CreateInstanceCore()
{
return new BitmapCacheBrush();
}
#endregion ProtectedMethods
//-----------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
///
/// Critical: This code calls into an unsafe code block
/// TreatAsSafe: This code does not return any critical data.It is ok to expose
/// Channels are safe to call into and do not go cross domain and cross process
///
[SecurityCritical,SecurityTreatAsSafe]
internal override void UpdateResource(DUCE.Channel channel, bool skipOnChannelCheck)
{
// If we're told we can skip the channel check, then we must be on channel
Debug.Assert(!skipOnChannelCheck || _duceResource.IsOnChannel(channel));
if (skipOnChannelCheck || _duceResource.IsOnChannel(channel))
{
base.UpdateResource(channel, skipOnChannelCheck);
// Read values of properties into local variables
Transform vTransform = Transform;
Transform vRelativeTransform = RelativeTransform;
BitmapCache vBitmapCache = BitmapCache;
Visual vInternalTarget = InternalTarget;
// Obtain handles for properties that implement DUCE.IResource
DUCE.ResourceHandle hTransform;
if (vTransform == null ||
Object.ReferenceEquals(vTransform, Transform.Identity)
)
{
hTransform = DUCE.ResourceHandle.Null;
}
else
{
hTransform = ((DUCE.IResource)vTransform).GetHandle(channel);
}
DUCE.ResourceHandle hRelativeTransform;
if (vRelativeTransform == null ||
Object.ReferenceEquals(vRelativeTransform, Transform.Identity)
)
{
hRelativeTransform = DUCE.ResourceHandle.Null;
}
else
{
hRelativeTransform = ((DUCE.IResource)vRelativeTransform).GetHandle(channel);
}
DUCE.ResourceHandle hBitmapCache = vBitmapCache != null ? ((DUCE.IResource)vBitmapCache).GetHandle(channel) : DUCE.ResourceHandle.Null;
// Obtain handles for properties that implement DUCE.IResource
DUCE.ResourceHandle hInternalTarget = vInternalTarget != null ? ((DUCE.IResource)vInternalTarget).GetHandle(channel) : DUCE.ResourceHandle.Null;
// Obtain handles for animated properties
DUCE.ResourceHandle hOpacityAnimations = GetAnimationResourceHandle(OpacityProperty, channel);
// Pack & send command packet
DUCE.MILCMD_BITMAPCACHEBRUSH data;
unsafe
{
data.Type = MILCMD.MilCmdBitmapCacheBrush;
data.Handle = _duceResource.GetHandle(channel);
if (hOpacityAnimations.IsNull)
{
data.Opacity = Opacity;
}
data.hOpacityAnimations = hOpacityAnimations;
data.hTransform = hTransform;
data.hRelativeTransform = hRelativeTransform;
data.hBitmapCache = hBitmapCache;
data.hInternalTarget = hInternalTarget;
// Send packed command structure
channel.SendCommand(
(byte*)&data,
sizeof(DUCE.MILCMD_BITMAPCACHEBRUSH));
}
}
}
internal override DUCE.ResourceHandle AddRefOnChannelCore(DUCE.Channel channel)
{
if (_duceResource.CreateOrAddRefOnChannel(this, channel, System.Windows.Media.Composition.DUCE.ResourceType.TYPE_BITMAPCACHEBRUSH))
{
Transform vTransform = Transform;
if (vTransform != null) ((DUCE.IResource)vTransform).AddRefOnChannel(channel);
Transform vRelativeTransform = RelativeTransform;
if (vRelativeTransform != null) ((DUCE.IResource)vRelativeTransform).AddRefOnChannel(channel);
BitmapCache vBitmapCache = BitmapCache;
if (vBitmapCache != null) ((DUCE.IResource)vBitmapCache).AddRefOnChannel(channel);
Visual vInternalTarget = InternalTarget;
if (vInternalTarget != null) vInternalTarget.AddRefOnChannelForCyclicBrush(this, channel);
AddRefOnChannelAnimations(channel);
UpdateResource(channel, true /* skip "on channel" check - we already know that we're on channel */ );
}
return _duceResource.GetHandle(channel);
}
internal override void ReleaseOnChannelCore(DUCE.Channel channel)
{
Debug.Assert(_duceResource.IsOnChannel(channel));
if (_duceResource.ReleaseOnChannel(channel))
{
Transform vTransform = Transform;
if (vTransform != null) ((DUCE.IResource)vTransform).ReleaseOnChannel(channel);
Transform vRelativeTransform = RelativeTransform;
if (vRelativeTransform != null) ((DUCE.IResource)vRelativeTransform).ReleaseOnChannel(channel);
BitmapCache vBitmapCache = BitmapCache;
if (vBitmapCache != null) ((DUCE.IResource)vBitmapCache).ReleaseOnChannel(channel);
Visual vInternalTarget = InternalTarget;
if (vInternalTarget != null) vInternalTarget.ReleaseOnChannelForCyclicBrush(this, channel);
ReleaseOnChannelAnimations(channel);
}
}
internal override DUCE.ResourceHandle GetHandleCore(DUCE.Channel channel)
{
// Note that we are in a lock here already.
return _duceResource.GetHandle(channel);
}
internal override int GetChannelCountCore()
{
// must already be in composition lock here
return _duceResource.GetChannelCount();
}
internal override DUCE.Channel GetChannelCore(int index)
{
// Note that we are in a lock here already.
return _duceResource.GetChannel(index);
}
#endregion Internal Methods
//-----------------------------------------------------
//
// Internal Properties
//
//-----------------------------------------------------
#region Internal Properties
//
// This property finds the correct initial size for the _effectiveValues store on the
// current DependencyObject as a performance optimization
//
// This includes:
// Target
//
internal override int EffectiveValuesInitialSize
{
get
{
return 1;
}
}
#endregion Internal Properties
//-----------------------------------------------------
//
// Dependency Properties
//
//------------------------------------------------------
#region Dependency Properties
///
/// The DependencyProperty for the BitmapCacheBrush.Target property.
///
public static readonly DependencyProperty TargetProperty;
///
/// The DependencyProperty for the BitmapCacheBrush.BitmapCache property.
///
public static readonly DependencyProperty BitmapCacheProperty;
///
/// The DependencyProperty for the BitmapCacheBrush.AutoLayoutContent property.
///
public static readonly DependencyProperty AutoLayoutContentProperty;
///
/// The DependencyProperty for the BitmapCacheBrush.InternalTarget property.
///
internal static readonly DependencyProperty InternalTargetProperty;
///
/// The DependencyProperty for the BitmapCacheBrush.AutoWrapTarget property.
///
internal static readonly DependencyProperty AutoWrapTargetProperty;
#endregion Dependency Properties
//-----------------------------------------------------
//
// Internal Fields
//
//------------------------------------------------------
#region Internal Fields
internal System.Windows.Media.Composition.DUCE.MultiChannelResource _duceResource = new System.Windows.Media.Composition.DUCE.MultiChannelResource();
internal const bool c_AutoLayoutContent = true;
internal const bool c_AutoWrapTarget = false;
#endregion Internal Fields
#region Constructors
//------------------------------------------------------
//
// Constructors
//
//-----------------------------------------------------
static BitmapCacheBrush()
{
// We check our static default fields which are of type Freezable
// to make sure that they are not mutable, otherwise we will throw
// if these get touched by more than one thread in the lifetime
// of your app. (Windows OS Bug #947272)
//
// Initializations
Type typeofThis = typeof(BitmapCacheBrush);
StaticInitialize(typeofThis);
TargetProperty =
RegisterProperty("Target",
typeof(Visual),
typeofThis,
null,
new PropertyChangedCallback(TargetPropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
BitmapCacheProperty =
RegisterProperty("BitmapCache",
typeof(BitmapCache),
typeofThis,
null,
new PropertyChangedCallback(BitmapCachePropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
AutoLayoutContentProperty =
RegisterProperty("AutoLayoutContent",
typeof(bool),
typeofThis,
true,
new PropertyChangedCallback(AutoLayoutContentPropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
InternalTargetProperty =
RegisterProperty("InternalTarget",
typeof(Visual),
typeofThis,
null,
new PropertyChangedCallback(InternalTargetPropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
AutoWrapTargetProperty =
RegisterProperty("AutoWrapTarget",
typeof(bool),
typeofThis,
false,
new PropertyChangedCallback(AutoWrapTargetPropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
}
#endregion Constructors
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
//----------------------------------------------------------------------------
//
//
// Copyright (C) Microsoft Corporation. All rights reserved.
//
//
// This file was generated, please do not edit it directly.
//
// Please see http://wiki/default.aspx/Microsoft.Projects.Avalon/MilCodeGen.html for more information.
//
//---------------------------------------------------------------------------
using MS.Internal;
using MS.Internal.KnownBoxes;
using MS.Internal.Collections;
using MS.Internal.PresentationCore;
using MS.Utility;
using System;
using System.Collections;
using System.Collections.Generic;
using System.ComponentModel;
using System.Diagnostics;
using System.Globalization;
using System.Reflection;
using System.Runtime.InteropServices;
using System.ComponentModel.Design.Serialization;
using System.Text;
using System.Windows;
using System.Windows.Media;
using System.Windows.Media.Effects;
using System.Windows.Media.Media3D;
using System.Windows.Media.Animation;
using System.Windows.Media.Composition;
using System.Windows.Media.Imaging;
using System.Windows.Markup;
using System.Windows.Media.Converters;
using System.Security;
using System.Security.Permissions;
using SR=MS.Internal.PresentationCore.SR;
using SRID=MS.Internal.PresentationCore.SRID;
// These types are aliased to match the unamanaged names used in interop
using BOOL = System.UInt32;
using WORD = System.UInt16;
using Float = System.Single;
namespace System.Windows.Media
{
sealed partial class BitmapCacheBrush : Brush
{
//-----------------------------------------------------
//
// Public Methods
//
//-----------------------------------------------------
#region Public Methods
///
/// Shadows inherited Clone() with a strongly typed
/// version for convenience.
///
public new BitmapCacheBrush Clone()
{
return (BitmapCacheBrush)base.Clone();
}
///
/// Shadows inherited CloneCurrentValue() with a strongly typed
/// version for convenience.
///
public new BitmapCacheBrush CloneCurrentValue()
{
return (BitmapCacheBrush)base.CloneCurrentValue();
}
#endregion Public Methods
//------------------------------------------------------
//
// Public Properties
//
//-----------------------------------------------------
private static void TargetPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
BitmapCacheBrush target = ((BitmapCacheBrush) d);
target.PropertyChanged(TargetProperty);
}
private static void BitmapCachePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
// The first change to the default value of a mutable collection property (e.g. GeometryGroup.Children)
// will promote the property value from a default value to a local value. This is technically a sub-property
// change because the collection was changed and not a new collection set (GeometryGroup.Children.
// Add versus GeometryGroup.Children = myNewChildrenCollection). However, we never marshalled
// the default value to the compositor. If the property changes from a default value, the new local value
// needs to be marshalled to the compositor. We detect this scenario with the second condition
// e.OldValueSource != e.NewValueSource. Specifically in this scenario the OldValueSource will be
// Default and the NewValueSource will be Local.
if (e.IsASubPropertyChange &&
(e.OldValueSource == e.NewValueSource))
{
return;
}
BitmapCacheBrush target = ((BitmapCacheBrush) d);
BitmapCache oldV = (BitmapCache) e.OldValue;
BitmapCache newV = (BitmapCache) e.NewValue;
System.Windows.Threading.Dispatcher dispatcher = target.Dispatcher;
if (dispatcher != null)
{
DUCE.IResource targetResource = (DUCE.IResource)target;
using (CompositionEngineLock.Acquire())
{
int channelCount = targetResource.GetChannelCount();
for (int channelIndex = 0; channelIndex < channelCount; channelIndex++)
{
DUCE.Channel channel = targetResource.GetChannel(channelIndex);
Debug.Assert(!channel.IsOutOfBandChannel);
Debug.Assert(!targetResource.GetHandle(channel).IsNull);
target.ReleaseResource(oldV,channel);
target.AddRefResource(newV,channel);
}
}
}
target.PropertyChanged(BitmapCacheProperty);
}
private static void AutoLayoutContentPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
BitmapCacheBrush target = ((BitmapCacheBrush) d);
target.PropertyChanged(AutoLayoutContentProperty);
}
private static void InternalTargetPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
BitmapCacheBrush target = ((BitmapCacheBrush) d);
Visual oldV = (Visual) e.OldValue;
//
// If the Visual required layout but it is changed before we do Layout
// on that Visual, then we dont want the async LayoutCallback method to run,
// nor do we want the LayoutUpdated handler to run. So we abort/remove them.
//
if (target._pendingLayout)
{
//
// Visual has to be a UIElement since _pendingLayout flag is
// true only if we added the LayoutUpdated handler which can
// only be done on UIElement.
//
UIElement element = (UIElement)oldV;
Debug.Assert(element != null);
element.LayoutUpdated -= target.OnLayoutUpdated;
Debug.Assert(target._DispatcherLayoutResult != null);
Debug.Assert(target._DispatcherLayoutResult.Status == System.Windows.Threading.DispatcherOperationStatus.Pending);
bool abortStatus = target._DispatcherLayoutResult.Abort();
Debug.Assert(abortStatus);
target._pendingLayout = false;
}
Visual newV = (Visual) e.NewValue;
System.Windows.Threading.Dispatcher dispatcher = target.Dispatcher;
if (dispatcher != null)
{
DUCE.IResource targetResource = (DUCE.IResource)target;
using (CompositionEngineLock.Acquire())
{
int channelCount = targetResource.GetChannelCount();
for (int channelIndex = 0; channelIndex < channelCount; channelIndex++)
{
DUCE.Channel channel = targetResource.GetChannel(channelIndex);
Debug.Assert(!channel.IsOutOfBandChannel);
Debug.Assert(!targetResource.GetHandle(channel).IsNull);
target.ReleaseResource(oldV,channel);
target.AddRefResource(newV,channel);
}
}
}
target.PropertyChanged(InternalTargetProperty);
}
private static void AutoWrapTargetPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
BitmapCacheBrush target = ((BitmapCacheBrush) d);
target.PropertyChanged(AutoWrapTargetProperty);
}
#region Public Properties
///
/// Target - Visual. Default value is null.
///
public Visual Target
{
get
{
return (Visual) GetValue(TargetProperty);
}
set
{
SetValueInternal(TargetProperty, value);
}
}
///
/// BitmapCache - BitmapCache. Default value is null.
///
public BitmapCache BitmapCache
{
get
{
return (BitmapCache) GetValue(BitmapCacheProperty);
}
set
{
SetValueInternal(BitmapCacheProperty, value);
}
}
///
/// AutoLayoutContent - bool. Default value is true.
/// If this property is true, this Brush will run layout on the contents of this Brush
/// if the Visual is a non-parented UIElement.
///
public bool AutoLayoutContent
{
get
{
return (bool) GetValue(AutoLayoutContentProperty);
}
set
{
SetValueInternal(AutoLayoutContentProperty, BooleanBoxes.Box(value));
}
}
///
/// InternalTarget - Visual. Default value is null.
///
internal Visual InternalTarget
{
get
{
return (Visual) GetValue(InternalTargetProperty);
}
set
{
SetValueInternal(InternalTargetProperty, value);
}
}
///
/// AutoWrapTarget - bool. Default value is false.
/// If true, this Brush wrap its Target visual in a ContainerVisual, which will allow
/// the brush to support rendering all properties on the visual above the cache to
/// match VisualBrush's behavior.
///
internal bool AutoWrapTarget
{
get
{
return (bool) GetValue(AutoWrapTargetProperty);
}
set
{
SetValueInternal(AutoWrapTargetProperty, BooleanBoxes.Box(value));
}
}
#endregion Public Properties
//------------------------------------------------------
//
// Protected Methods
//
//------------------------------------------------------
#region Protected Methods
///
/// Implementation of Freezable.CreateInstanceCore .
///
/// The new Freezable.
protected override Freezable CreateInstanceCore()
{
return new BitmapCacheBrush();
}
#endregion ProtectedMethods
//-----------------------------------------------------
//
// Internal Methods
//
//------------------------------------------------------
#region Internal Methods
///
/// Critical: This code calls into an unsafe code block
/// TreatAsSafe: This code does not return any critical data.It is ok to expose
/// Channels are safe to call into and do not go cross domain and cross process
///
[SecurityCritical,SecurityTreatAsSafe]
internal override void UpdateResource(DUCE.Channel channel, bool skipOnChannelCheck)
{
// If we're told we can skip the channel check, then we must be on channel
Debug.Assert(!skipOnChannelCheck || _duceResource.IsOnChannel(channel));
if (skipOnChannelCheck || _duceResource.IsOnChannel(channel))
{
base.UpdateResource(channel, skipOnChannelCheck);
// Read values of properties into local variables
Transform vTransform = Transform;
Transform vRelativeTransform = RelativeTransform;
BitmapCache vBitmapCache = BitmapCache;
Visual vInternalTarget = InternalTarget;
// Obtain handles for properties that implement DUCE.IResource
DUCE.ResourceHandle hTransform;
if (vTransform == null ||
Object.ReferenceEquals(vTransform, Transform.Identity)
)
{
hTransform = DUCE.ResourceHandle.Null;
}
else
{
hTransform = ((DUCE.IResource)vTransform).GetHandle(channel);
}
DUCE.ResourceHandle hRelativeTransform;
if (vRelativeTransform == null ||
Object.ReferenceEquals(vRelativeTransform, Transform.Identity)
)
{
hRelativeTransform = DUCE.ResourceHandle.Null;
}
else
{
hRelativeTransform = ((DUCE.IResource)vRelativeTransform).GetHandle(channel);
}
DUCE.ResourceHandle hBitmapCache = vBitmapCache != null ? ((DUCE.IResource)vBitmapCache).GetHandle(channel) : DUCE.ResourceHandle.Null;
// Obtain handles for properties that implement DUCE.IResource
DUCE.ResourceHandle hInternalTarget = vInternalTarget != null ? ((DUCE.IResource)vInternalTarget).GetHandle(channel) : DUCE.ResourceHandle.Null;
// Obtain handles for animated properties
DUCE.ResourceHandle hOpacityAnimations = GetAnimationResourceHandle(OpacityProperty, channel);
// Pack & send command packet
DUCE.MILCMD_BITMAPCACHEBRUSH data;
unsafe
{
data.Type = MILCMD.MilCmdBitmapCacheBrush;
data.Handle = _duceResource.GetHandle(channel);
if (hOpacityAnimations.IsNull)
{
data.Opacity = Opacity;
}
data.hOpacityAnimations = hOpacityAnimations;
data.hTransform = hTransform;
data.hRelativeTransform = hRelativeTransform;
data.hBitmapCache = hBitmapCache;
data.hInternalTarget = hInternalTarget;
// Send packed command structure
channel.SendCommand(
(byte*)&data,
sizeof(DUCE.MILCMD_BITMAPCACHEBRUSH));
}
}
}
internal override DUCE.ResourceHandle AddRefOnChannelCore(DUCE.Channel channel)
{
if (_duceResource.CreateOrAddRefOnChannel(this, channel, System.Windows.Media.Composition.DUCE.ResourceType.TYPE_BITMAPCACHEBRUSH))
{
Transform vTransform = Transform;
if (vTransform != null) ((DUCE.IResource)vTransform).AddRefOnChannel(channel);
Transform vRelativeTransform = RelativeTransform;
if (vRelativeTransform != null) ((DUCE.IResource)vRelativeTransform).AddRefOnChannel(channel);
BitmapCache vBitmapCache = BitmapCache;
if (vBitmapCache != null) ((DUCE.IResource)vBitmapCache).AddRefOnChannel(channel);
Visual vInternalTarget = InternalTarget;
if (vInternalTarget != null) vInternalTarget.AddRefOnChannelForCyclicBrush(this, channel);
AddRefOnChannelAnimations(channel);
UpdateResource(channel, true /* skip "on channel" check - we already know that we're on channel */ );
}
return _duceResource.GetHandle(channel);
}
internal override void ReleaseOnChannelCore(DUCE.Channel channel)
{
Debug.Assert(_duceResource.IsOnChannel(channel));
if (_duceResource.ReleaseOnChannel(channel))
{
Transform vTransform = Transform;
if (vTransform != null) ((DUCE.IResource)vTransform).ReleaseOnChannel(channel);
Transform vRelativeTransform = RelativeTransform;
if (vRelativeTransform != null) ((DUCE.IResource)vRelativeTransform).ReleaseOnChannel(channel);
BitmapCache vBitmapCache = BitmapCache;
if (vBitmapCache != null) ((DUCE.IResource)vBitmapCache).ReleaseOnChannel(channel);
Visual vInternalTarget = InternalTarget;
if (vInternalTarget != null) vInternalTarget.ReleaseOnChannelForCyclicBrush(this, channel);
ReleaseOnChannelAnimations(channel);
}
}
internal override DUCE.ResourceHandle GetHandleCore(DUCE.Channel channel)
{
// Note that we are in a lock here already.
return _duceResource.GetHandle(channel);
}
internal override int GetChannelCountCore()
{
// must already be in composition lock here
return _duceResource.GetChannelCount();
}
internal override DUCE.Channel GetChannelCore(int index)
{
// Note that we are in a lock here already.
return _duceResource.GetChannel(index);
}
#endregion Internal Methods
//-----------------------------------------------------
//
// Internal Properties
//
//-----------------------------------------------------
#region Internal Properties
//
// This property finds the correct initial size for the _effectiveValues store on the
// current DependencyObject as a performance optimization
//
// This includes:
// Target
//
internal override int EffectiveValuesInitialSize
{
get
{
return 1;
}
}
#endregion Internal Properties
//-----------------------------------------------------
//
// Dependency Properties
//
//------------------------------------------------------
#region Dependency Properties
///
/// The DependencyProperty for the BitmapCacheBrush.Target property.
///
public static readonly DependencyProperty TargetProperty;
///
/// The DependencyProperty for the BitmapCacheBrush.BitmapCache property.
///
public static readonly DependencyProperty BitmapCacheProperty;
///
/// The DependencyProperty for the BitmapCacheBrush.AutoLayoutContent property.
///
public static readonly DependencyProperty AutoLayoutContentProperty;
///
/// The DependencyProperty for the BitmapCacheBrush.InternalTarget property.
///
internal static readonly DependencyProperty InternalTargetProperty;
///
/// The DependencyProperty for the BitmapCacheBrush.AutoWrapTarget property.
///
internal static readonly DependencyProperty AutoWrapTargetProperty;
#endregion Dependency Properties
//-----------------------------------------------------
//
// Internal Fields
//
//------------------------------------------------------
#region Internal Fields
internal System.Windows.Media.Composition.DUCE.MultiChannelResource _duceResource = new System.Windows.Media.Composition.DUCE.MultiChannelResource();
internal const bool c_AutoLayoutContent = true;
internal const bool c_AutoWrapTarget = false;
#endregion Internal Fields
#region Constructors
//------------------------------------------------------
//
// Constructors
//
//-----------------------------------------------------
static BitmapCacheBrush()
{
// We check our static default fields which are of type Freezable
// to make sure that they are not mutable, otherwise we will throw
// if these get touched by more than one thread in the lifetime
// of your app. (Windows OS Bug #947272)
//
// Initializations
Type typeofThis = typeof(BitmapCacheBrush);
StaticInitialize(typeofThis);
TargetProperty =
RegisterProperty("Target",
typeof(Visual),
typeofThis,
null,
new PropertyChangedCallback(TargetPropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
BitmapCacheProperty =
RegisterProperty("BitmapCache",
typeof(BitmapCache),
typeofThis,
null,
new PropertyChangedCallback(BitmapCachePropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
AutoLayoutContentProperty =
RegisterProperty("AutoLayoutContent",
typeof(bool),
typeofThis,
true,
new PropertyChangedCallback(AutoLayoutContentPropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
InternalTargetProperty =
RegisterProperty("InternalTarget",
typeof(Visual),
typeofThis,
null,
new PropertyChangedCallback(InternalTargetPropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
AutoWrapTargetProperty =
RegisterProperty("AutoWrapTarget",
typeof(bool),
typeofThis,
false,
new PropertyChangedCallback(AutoWrapTargetPropertyChanged),
null,
/* isIndependentlyAnimated = */ false,
/* coerceValueCallback */ null);
}
#endregion Constructors
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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