Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Core / CSharp / System / Windows / Media / Generated / DrawingGroup.cs / 2 / DrawingGroup.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 DrawingGroup : Drawing { //----------------------------------------------------- // // Public Methods // //----------------------------------------------------- #region Public Methods ////// Shadows inherited Clone() with a strongly typed /// version for convenience. /// public new DrawingGroup Clone() { return (DrawingGroup)base.Clone(); } ////// Shadows inherited CloneCurrentValue() with a strongly typed /// version for convenience. /// public new DrawingGroup CloneCurrentValue() { return (DrawingGroup)base.CloneCurrentValue(); } #endregion Public Methods //------------------------------------------------------ // // Public Properties // //----------------------------------------------------- private static void ChildrenPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); // If this is both non-null and mutable, we need to unhook the Changed event. DrawingCollection oldCollection = null; DrawingCollection newCollection = null; if ((e.OldValueSource != BaseValueSourceInternal.Default) || e.IsOldValueModified) { oldCollection = (DrawingCollection) e.OldValue; if ((oldCollection != null) && !oldCollection.IsFrozen) { oldCollection.ItemRemoved -= target.ChildrenItemRemoved; oldCollection.ItemInserted -= target.ChildrenItemInserted; } } // If this is both non-null and mutable, we need to hook the Changed event. if ((e.NewValueSource != BaseValueSourceInternal.Default) || e.IsNewValueModified) { newCollection = (DrawingCollection) e.NewValue; if ((newCollection != null) && !newCollection.IsFrozen) { newCollection.ItemInserted += target.ChildrenItemInserted; newCollection.ItemRemoved += target.ChildrenItemRemoved; } } if (oldCollection != newCollection && target.Dispatcher != null) { using (CompositionEngineLock.Acquire()) { DUCE.IResource targetResource = (DUCE.IResource)target; 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); // resource shouldn't be null because // 1) If the field is one of our collections, we don't allow null elements // 2) Codegen already made sure the collection contains DUCE.IResources // ... so we'll Assert it if (newCollection != null) { int count = newCollection.Count; for (int i = 0; i < count; i++) { DUCE.IResource resource = newCollection.Internal_GetItem(i) as DUCE.IResource; Debug.Assert(resource != null); resource.AddRefOnChannel(channel); } } if (oldCollection != null) { int count = oldCollection.Count; for (int i = 0; i < count; i++) { DUCE.IResource resource = oldCollection.Internal_GetItem(i) as DUCE.IResource; Debug.Assert(resource != null); resource.ReleaseOnChannel(channel); } } } } } target.PropertyChanged(ChildrenProperty); } private static void ClipGeometryPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); Geometry oldV = (Geometry) e.OldValue; Geometry newV = (Geometry) 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(ClipGeometryProperty); } private static void OpacityPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.PropertyChanged(OpacityProperty); } private static void OpacityMaskPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); Brush oldV = (Brush) e.OldValue; Brush newV = (Brush) 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(OpacityMaskProperty); } private static void TransformPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); Transform oldV = (Transform) e.OldValue; Transform newV = (Transform) 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(TransformProperty); } private static void GuidelineSetPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); GuidelineSet oldV = (GuidelineSet) e.OldValue; GuidelineSet newV = (GuidelineSet) 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(GuidelineSetProperty); } private static void EdgeModePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.PropertyChanged(RenderOptions.EdgeModeProperty); } private static void BitmapEffectPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.BitmapEffectPropertyChangedHook(e); target.PropertyChanged(BitmapEffectProperty); } private static void BitmapEffectInputPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.BitmapEffectInputPropertyChangedHook(e); target.PropertyChanged(BitmapEffectInputProperty); } private static void BitmapScalingModePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.PropertyChanged(RenderOptions.BitmapScalingModeProperty); } #region Public Properties ////// Children - DrawingCollection. Default value is new FreezableDefaultValueFactory(DrawingCollection.Empty). /// public DrawingCollection Children { get { return (DrawingCollection) GetValue(ChildrenProperty); } set { SetValueInternal(ChildrenProperty, value); } } ////// ClipGeometry - Geometry. Default value is null. /// public Geometry ClipGeometry { get { return (Geometry) GetValue(ClipGeometryProperty); } set { SetValueInternal(ClipGeometryProperty, value); } } ////// Opacity - double. Default value is 1.0. /// public double Opacity { get { return (double) GetValue(OpacityProperty); } set { SetValueInternal(OpacityProperty, value); } } ////// OpacityMask - Brush. Default value is null. /// public Brush OpacityMask { get { return (Brush) GetValue(OpacityMaskProperty); } set { SetValueInternal(OpacityMaskProperty, value); } } ////// Transform - Transform. Default value is null. /// public Transform Transform { get { return (Transform) GetValue(TransformProperty); } set { SetValueInternal(TransformProperty, value); } } ////// GuidelineSet - GuidelineSet. Default value is null. /// public GuidelineSet GuidelineSet { get { return (GuidelineSet) GetValue(GuidelineSetProperty); } set { SetValueInternal(GuidelineSetProperty, value); } } ////// BitmapEffect - BitmapEffect. Default value is null. /// public BitmapEffect BitmapEffect { get { return (BitmapEffect) GetValue(BitmapEffectProperty); } set { SetValueInternal(BitmapEffectProperty, value); } } ////// BitmapEffectInput - BitmapEffectInput. Default value is null. /// public BitmapEffectInput BitmapEffectInput { get { return (BitmapEffectInput) GetValue(BitmapEffectInputProperty); } set { SetValueInternal(BitmapEffectInputProperty, value); } } #endregion Public Properties //------------------------------------------------------ // // Protected Methods // //------------------------------------------------------ #region Protected Methods ////// Implementation of ///Freezable.CreateInstanceCore . ///The new Freezable. protected override Freezable CreateInstanceCore() { return new DrawingGroup(); } #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 DrawingCollection vChildren = Children; Geometry vClipGeometry = ClipGeometry; Brush vOpacityMask = OpacityMask; Transform vTransform = Transform; GuidelineSet vGuidelineSet = GuidelineSet; // Obtain handles for properties that implement DUCE.IResource DUCE.ResourceHandle hClipGeometry = vClipGeometry != null ? ((DUCE.IResource)vClipGeometry).GetHandle(channel) : DUCE.ResourceHandle.Null; DUCE.ResourceHandle hOpacityMask = vOpacityMask != null ? ((DUCE.IResource)vOpacityMask).GetHandle(channel) : DUCE.ResourceHandle.Null; DUCE.ResourceHandle hTransform; if (vTransform == null || Object.ReferenceEquals(vTransform, Transform.Identity) ) { hTransform = DUCE.ResourceHandle.Null; } else { hTransform = ((DUCE.IResource)vTransform).GetHandle(channel); } DUCE.ResourceHandle hGuidelineSet = vGuidelineSet != null ? ((DUCE.IResource)vGuidelineSet).GetHandle(channel) : DUCE.ResourceHandle.Null; // Obtain handles for animated properties DUCE.ResourceHandle hOpacityAnimations = GetAnimationResourceHandle(OpacityProperty, channel); // Store the count of this resource's contained collections in local variables. int ChildrenCount = (vChildren == null) ? 0 : vChildren.Count; // Pack & send command packet DUCE.MILCMD_DRAWINGGROUP data; unsafe { data.Type = MILCMD.MilCmdDrawingGroup; data.Handle = _duceResource.GetHandle(channel); data.ChildrenSize = (uint)(sizeof(DUCE.ResourceHandle) * ChildrenCount); data.hClipGeometry = hClipGeometry; if (hOpacityAnimations.IsNull) { data.Opacity = Opacity; } data.hOpacityAnimations = hOpacityAnimations; data.hOpacityMask = hOpacityMask; data.hTransform = hTransform; data.hGuidelineSet = hGuidelineSet; data.EdgeMode = (EdgeMode)GetValue(RenderOptions.EdgeModeProperty); data.bitmapScalingMode = (BitmapScalingMode)GetValue(RenderOptions.BitmapScalingModeProperty); channel.BeginCommand( (byte*)&data, sizeof(DUCE.MILCMD_DRAWINGGROUP), (int)(data.ChildrenSize) ); // Copy this collection's elements (or their handles) to reserved data for(int i = 0; i < ChildrenCount; i++) { DUCE.ResourceHandle resource = ((DUCE.IResource)vChildren.Internal_GetItem(i)).GetHandle(channel);; channel.AppendCommandData( (byte*)&resource, sizeof(DUCE.ResourceHandle) ); } channel.EndCommand(); } } } internal override DUCE.ResourceHandle AddRefOnChannelCore(DUCE.Channel channel) { if (_duceResource.CreateOrAddRefOnChannel(channel, System.Windows.Media.Composition.DUCE.ResourceType.TYPE_DRAWINGGROUP)) { Geometry vClipGeometry = ClipGeometry; if (vClipGeometry != null) ((DUCE.IResource)vClipGeometry).AddRefOnChannel(channel); Brush vOpacityMask = OpacityMask; if (vOpacityMask != null) ((DUCE.IResource)vOpacityMask).AddRefOnChannel(channel); Transform vTransform = Transform; if (vTransform != null) ((DUCE.IResource)vTransform).AddRefOnChannel(channel); GuidelineSet vGuidelineSet = GuidelineSet; if (vGuidelineSet != null) ((DUCE.IResource)vGuidelineSet).AddRefOnChannel(channel); DrawingCollection vChildren = Children; if (vChildren != null) { int count = vChildren.Count; for (int i = 0; i < count; i++) { ((DUCE.IResource) vChildren.Internal_GetItem(i)).AddRefOnChannel(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)) { Geometry vClipGeometry = ClipGeometry; if (vClipGeometry != null) ((DUCE.IResource)vClipGeometry).ReleaseOnChannel(channel); Brush vOpacityMask = OpacityMask; if (vOpacityMask != null) ((DUCE.IResource)vOpacityMask).ReleaseOnChannel(channel); Transform vTransform = Transform; if (vTransform != null) ((DUCE.IResource)vTransform).ReleaseOnChannel(channel); GuidelineSet vGuidelineSet = GuidelineSet; if (vGuidelineSet != null) ((DUCE.IResource)vGuidelineSet).ReleaseOnChannel(channel); DrawingCollection vChildren = Children; if (vChildren != null) { int count = vChildren.Count; for (int i = 0; i < count; i++) { ((DUCE.IResource) vChildren.Internal_GetItem(i)).ReleaseOnChannel(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); } private void ChildrenItemInserted(object sender, object item) { if (this.Dispatcher != null) { DUCE.IResource thisResource = (DUCE.IResource)this; using (CompositionEngineLock.Acquire()) { int channelCount = thisResource.GetChannelCount(); for (int channelIndex = 0; channelIndex < channelCount; channelIndex++) { DUCE.Channel channel = thisResource.GetChannel(channelIndex); Debug.Assert(!channel.IsOutOfBandChannel); Debug.Assert(!thisResource.GetHandle(channel).IsNull); // We're on a channel, which means our dependents are also on the channel. DUCE.IResource addResource = item as DUCE.IResource; if (addResource != null) { addResource.AddRefOnChannel(channel); } UpdateResource(channel, true /* skip on channel check */); } } } } private void ChildrenItemRemoved(object sender, object item) { if (this.Dispatcher != null) { DUCE.IResource thisResource = (DUCE.IResource)this; using (CompositionEngineLock.Acquire()) { int channelCount = thisResource.GetChannelCount(); for (int channelIndex = 0; channelIndex < channelCount; channelIndex++) { DUCE.Channel channel = thisResource.GetChannel(channelIndex); Debug.Assert(!channel.IsOutOfBandChannel); Debug.Assert(!thisResource.GetHandle(channel).IsNull); UpdateResource(channel, true /* is on channel check */); // We're on a channel, which means our dependents are also on the channel. DUCE.IResource releaseResource = item as DUCE.IResource; if (releaseResource != null) { releaseResource.ReleaseOnChannel(channel); } } } } } #endregion Internal Methods //----------------------------------------------------- // // Internal Properties // //----------------------------------------------------- #region Internal Properties #endregion Internal Properties //----------------------------------------------------- // // Dependency Properties // //------------------------------------------------------ #region Dependency Properties ////// The DependencyProperty for the DrawingGroup.Children property. /// public static readonly DependencyProperty ChildrenProperty; ////// The DependencyProperty for the DrawingGroup.ClipGeometry property. /// public static readonly DependencyProperty ClipGeometryProperty; ////// The DependencyProperty for the DrawingGroup.Opacity property. /// public static readonly DependencyProperty OpacityProperty; ////// The DependencyProperty for the DrawingGroup.OpacityMask property. /// public static readonly DependencyProperty OpacityMaskProperty; ////// The DependencyProperty for the DrawingGroup.Transform property. /// public static readonly DependencyProperty TransformProperty; ////// The DependencyProperty for the DrawingGroup.GuidelineSet property. /// public static readonly DependencyProperty GuidelineSetProperty; ////// The DependencyProperty for the DrawingGroup.BitmapEffect property. /// public static readonly DependencyProperty BitmapEffectProperty; ////// The DependencyProperty for the DrawingGroup.BitmapEffectInput property. /// public static readonly DependencyProperty BitmapEffectInputProperty; #endregion Dependency Properties //----------------------------------------------------- // // Internal Fields // //------------------------------------------------------ #region Internal Fields internal System.Windows.Media.Composition.DUCE.MultiChannelResource _duceResource = new System.Windows.Media.Composition.DUCE.MultiChannelResource(); internal static DrawingCollection s_Children = DrawingCollection.Empty; internal const double c_Opacity = 1.0; internal const EdgeMode c_EdgeMode = EdgeMode.Unspecified; internal const BitmapScalingMode c_BitmapScalingMode = BitmapScalingMode.Unspecified; #endregion Internal Fields #region Constructors //------------------------------------------------------ // // Constructors // //----------------------------------------------------- static DrawingGroup() { // 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) // Debug.Assert(s_Children == null || s_Children.IsFrozen, "Detected context bound default value DrawingGroup.s_Children (See OS Bug #947272)."); RenderOptions.EdgeModeProperty.OverrideMetadata( typeof(DrawingGroup), new UIPropertyMetadata(EdgeMode.Unspecified, new PropertyChangedCallback(EdgeModePropertyChanged))); RenderOptions.BitmapScalingModeProperty.OverrideMetadata( typeof(DrawingGroup), new UIPropertyMetadata(BitmapScalingMode.Unspecified, new PropertyChangedCallback(BitmapScalingModePropertyChanged))); // Initializations Type typeofThis = typeof(DrawingGroup); ChildrenProperty = RegisterProperty("Children", typeof(DrawingCollection), typeofThis, new FreezableDefaultValueFactory(DrawingCollection.Empty), new PropertyChangedCallback(ChildrenPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); ClipGeometryProperty = RegisterProperty("ClipGeometry", typeof(Geometry), typeofThis, null, new PropertyChangedCallback(ClipGeometryPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); OpacityProperty = RegisterProperty("Opacity", typeof(double), typeofThis, 1.0, new PropertyChangedCallback(OpacityPropertyChanged), null, /* isIndependentlyAnimated = */ true, /* coerceValueCallback */ null); OpacityMaskProperty = RegisterProperty("OpacityMask", typeof(Brush), typeofThis, null, new PropertyChangedCallback(OpacityMaskPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); TransformProperty = RegisterProperty("Transform", typeof(Transform), typeofThis, null, new PropertyChangedCallback(TransformPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); GuidelineSetProperty = RegisterProperty("GuidelineSet", typeof(GuidelineSet), typeofThis, null, new PropertyChangedCallback(GuidelineSetPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); BitmapEffectProperty = RegisterProperty("BitmapEffect", typeof(BitmapEffect), typeofThis, null, new PropertyChangedCallback(BitmapEffectPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); BitmapEffectInputProperty = RegisterProperty("BitmapEffectInput", typeof(BitmapEffectInput), typeofThis, null, new PropertyChangedCallback(BitmapEffectInputPropertyChanged), 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 DrawingGroup : Drawing { //----------------------------------------------------- // // Public Methods // //----------------------------------------------------- #region Public Methods ////// Shadows inherited Clone() with a strongly typed /// version for convenience. /// public new DrawingGroup Clone() { return (DrawingGroup)base.Clone(); } ////// Shadows inherited CloneCurrentValue() with a strongly typed /// version for convenience. /// public new DrawingGroup CloneCurrentValue() { return (DrawingGroup)base.CloneCurrentValue(); } #endregion Public Methods //------------------------------------------------------ // // Public Properties // //----------------------------------------------------- private static void ChildrenPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); // If this is both non-null and mutable, we need to unhook the Changed event. DrawingCollection oldCollection = null; DrawingCollection newCollection = null; if ((e.OldValueSource != BaseValueSourceInternal.Default) || e.IsOldValueModified) { oldCollection = (DrawingCollection) e.OldValue; if ((oldCollection != null) && !oldCollection.IsFrozen) { oldCollection.ItemRemoved -= target.ChildrenItemRemoved; oldCollection.ItemInserted -= target.ChildrenItemInserted; } } // If this is both non-null and mutable, we need to hook the Changed event. if ((e.NewValueSource != BaseValueSourceInternal.Default) || e.IsNewValueModified) { newCollection = (DrawingCollection) e.NewValue; if ((newCollection != null) && !newCollection.IsFrozen) { newCollection.ItemInserted += target.ChildrenItemInserted; newCollection.ItemRemoved += target.ChildrenItemRemoved; } } if (oldCollection != newCollection && target.Dispatcher != null) { using (CompositionEngineLock.Acquire()) { DUCE.IResource targetResource = (DUCE.IResource)target; 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); // resource shouldn't be null because // 1) If the field is one of our collections, we don't allow null elements // 2) Codegen already made sure the collection contains DUCE.IResources // ... so we'll Assert it if (newCollection != null) { int count = newCollection.Count; for (int i = 0; i < count; i++) { DUCE.IResource resource = newCollection.Internal_GetItem(i) as DUCE.IResource; Debug.Assert(resource != null); resource.AddRefOnChannel(channel); } } if (oldCollection != null) { int count = oldCollection.Count; for (int i = 0; i < count; i++) { DUCE.IResource resource = oldCollection.Internal_GetItem(i) as DUCE.IResource; Debug.Assert(resource != null); resource.ReleaseOnChannel(channel); } } } } } target.PropertyChanged(ChildrenProperty); } private static void ClipGeometryPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); Geometry oldV = (Geometry) e.OldValue; Geometry newV = (Geometry) 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(ClipGeometryProperty); } private static void OpacityPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.PropertyChanged(OpacityProperty); } private static void OpacityMaskPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); Brush oldV = (Brush) e.OldValue; Brush newV = (Brush) 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(OpacityMaskProperty); } private static void TransformPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); Transform oldV = (Transform) e.OldValue; Transform newV = (Transform) 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(TransformProperty); } private static void GuidelineSetPropertyChanged(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; } DrawingGroup target = ((DrawingGroup) d); GuidelineSet oldV = (GuidelineSet) e.OldValue; GuidelineSet newV = (GuidelineSet) 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(GuidelineSetProperty); } private static void EdgeModePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.PropertyChanged(RenderOptions.EdgeModeProperty); } private static void BitmapEffectPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.BitmapEffectPropertyChangedHook(e); target.PropertyChanged(BitmapEffectProperty); } private static void BitmapEffectInputPropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.BitmapEffectInputPropertyChangedHook(e); target.PropertyChanged(BitmapEffectInputProperty); } private static void BitmapScalingModePropertyChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DrawingGroup target = ((DrawingGroup) d); target.PropertyChanged(RenderOptions.BitmapScalingModeProperty); } #region Public Properties ////// Children - DrawingCollection. Default value is new FreezableDefaultValueFactory(DrawingCollection.Empty). /// public DrawingCollection Children { get { return (DrawingCollection) GetValue(ChildrenProperty); } set { SetValueInternal(ChildrenProperty, value); } } ////// ClipGeometry - Geometry. Default value is null. /// public Geometry ClipGeometry { get { return (Geometry) GetValue(ClipGeometryProperty); } set { SetValueInternal(ClipGeometryProperty, value); } } ////// Opacity - double. Default value is 1.0. /// public double Opacity { get { return (double) GetValue(OpacityProperty); } set { SetValueInternal(OpacityProperty, value); } } ////// OpacityMask - Brush. Default value is null. /// public Brush OpacityMask { get { return (Brush) GetValue(OpacityMaskProperty); } set { SetValueInternal(OpacityMaskProperty, value); } } ////// Transform - Transform. Default value is null. /// public Transform Transform { get { return (Transform) GetValue(TransformProperty); } set { SetValueInternal(TransformProperty, value); } } ////// GuidelineSet - GuidelineSet. Default value is null. /// public GuidelineSet GuidelineSet { get { return (GuidelineSet) GetValue(GuidelineSetProperty); } set { SetValueInternal(GuidelineSetProperty, value); } } ////// BitmapEffect - BitmapEffect. Default value is null. /// public BitmapEffect BitmapEffect { get { return (BitmapEffect) GetValue(BitmapEffectProperty); } set { SetValueInternal(BitmapEffectProperty, value); } } ////// BitmapEffectInput - BitmapEffectInput. Default value is null. /// public BitmapEffectInput BitmapEffectInput { get { return (BitmapEffectInput) GetValue(BitmapEffectInputProperty); } set { SetValueInternal(BitmapEffectInputProperty, value); } } #endregion Public Properties //------------------------------------------------------ // // Protected Methods // //------------------------------------------------------ #region Protected Methods ////// Implementation of ///Freezable.CreateInstanceCore . ///The new Freezable. protected override Freezable CreateInstanceCore() { return new DrawingGroup(); } #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 DrawingCollection vChildren = Children; Geometry vClipGeometry = ClipGeometry; Brush vOpacityMask = OpacityMask; Transform vTransform = Transform; GuidelineSet vGuidelineSet = GuidelineSet; // Obtain handles for properties that implement DUCE.IResource DUCE.ResourceHandle hClipGeometry = vClipGeometry != null ? ((DUCE.IResource)vClipGeometry).GetHandle(channel) : DUCE.ResourceHandle.Null; DUCE.ResourceHandle hOpacityMask = vOpacityMask != null ? ((DUCE.IResource)vOpacityMask).GetHandle(channel) : DUCE.ResourceHandle.Null; DUCE.ResourceHandle hTransform; if (vTransform == null || Object.ReferenceEquals(vTransform, Transform.Identity) ) { hTransform = DUCE.ResourceHandle.Null; } else { hTransform = ((DUCE.IResource)vTransform).GetHandle(channel); } DUCE.ResourceHandle hGuidelineSet = vGuidelineSet != null ? ((DUCE.IResource)vGuidelineSet).GetHandle(channel) : DUCE.ResourceHandle.Null; // Obtain handles for animated properties DUCE.ResourceHandle hOpacityAnimations = GetAnimationResourceHandle(OpacityProperty, channel); // Store the count of this resource's contained collections in local variables. int ChildrenCount = (vChildren == null) ? 0 : vChildren.Count; // Pack & send command packet DUCE.MILCMD_DRAWINGGROUP data; unsafe { data.Type = MILCMD.MilCmdDrawingGroup; data.Handle = _duceResource.GetHandle(channel); data.ChildrenSize = (uint)(sizeof(DUCE.ResourceHandle) * ChildrenCount); data.hClipGeometry = hClipGeometry; if (hOpacityAnimations.IsNull) { data.Opacity = Opacity; } data.hOpacityAnimations = hOpacityAnimations; data.hOpacityMask = hOpacityMask; data.hTransform = hTransform; data.hGuidelineSet = hGuidelineSet; data.EdgeMode = (EdgeMode)GetValue(RenderOptions.EdgeModeProperty); data.bitmapScalingMode = (BitmapScalingMode)GetValue(RenderOptions.BitmapScalingModeProperty); channel.BeginCommand( (byte*)&data, sizeof(DUCE.MILCMD_DRAWINGGROUP), (int)(data.ChildrenSize) ); // Copy this collection's elements (or their handles) to reserved data for(int i = 0; i < ChildrenCount; i++) { DUCE.ResourceHandle resource = ((DUCE.IResource)vChildren.Internal_GetItem(i)).GetHandle(channel);; channel.AppendCommandData( (byte*)&resource, sizeof(DUCE.ResourceHandle) ); } channel.EndCommand(); } } } internal override DUCE.ResourceHandle AddRefOnChannelCore(DUCE.Channel channel) { if (_duceResource.CreateOrAddRefOnChannel(channel, System.Windows.Media.Composition.DUCE.ResourceType.TYPE_DRAWINGGROUP)) { Geometry vClipGeometry = ClipGeometry; if (vClipGeometry != null) ((DUCE.IResource)vClipGeometry).AddRefOnChannel(channel); Brush vOpacityMask = OpacityMask; if (vOpacityMask != null) ((DUCE.IResource)vOpacityMask).AddRefOnChannel(channel); Transform vTransform = Transform; if (vTransform != null) ((DUCE.IResource)vTransform).AddRefOnChannel(channel); GuidelineSet vGuidelineSet = GuidelineSet; if (vGuidelineSet != null) ((DUCE.IResource)vGuidelineSet).AddRefOnChannel(channel); DrawingCollection vChildren = Children; if (vChildren != null) { int count = vChildren.Count; for (int i = 0; i < count; i++) { ((DUCE.IResource) vChildren.Internal_GetItem(i)).AddRefOnChannel(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)) { Geometry vClipGeometry = ClipGeometry; if (vClipGeometry != null) ((DUCE.IResource)vClipGeometry).ReleaseOnChannel(channel); Brush vOpacityMask = OpacityMask; if (vOpacityMask != null) ((DUCE.IResource)vOpacityMask).ReleaseOnChannel(channel); Transform vTransform = Transform; if (vTransform != null) ((DUCE.IResource)vTransform).ReleaseOnChannel(channel); GuidelineSet vGuidelineSet = GuidelineSet; if (vGuidelineSet != null) ((DUCE.IResource)vGuidelineSet).ReleaseOnChannel(channel); DrawingCollection vChildren = Children; if (vChildren != null) { int count = vChildren.Count; for (int i = 0; i < count; i++) { ((DUCE.IResource) vChildren.Internal_GetItem(i)).ReleaseOnChannel(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); } private void ChildrenItemInserted(object sender, object item) { if (this.Dispatcher != null) { DUCE.IResource thisResource = (DUCE.IResource)this; using (CompositionEngineLock.Acquire()) { int channelCount = thisResource.GetChannelCount(); for (int channelIndex = 0; channelIndex < channelCount; channelIndex++) { DUCE.Channel channel = thisResource.GetChannel(channelIndex); Debug.Assert(!channel.IsOutOfBandChannel); Debug.Assert(!thisResource.GetHandle(channel).IsNull); // We're on a channel, which means our dependents are also on the channel. DUCE.IResource addResource = item as DUCE.IResource; if (addResource != null) { addResource.AddRefOnChannel(channel); } UpdateResource(channel, true /* skip on channel check */); } } } } private void ChildrenItemRemoved(object sender, object item) { if (this.Dispatcher != null) { DUCE.IResource thisResource = (DUCE.IResource)this; using (CompositionEngineLock.Acquire()) { int channelCount = thisResource.GetChannelCount(); for (int channelIndex = 0; channelIndex < channelCount; channelIndex++) { DUCE.Channel channel = thisResource.GetChannel(channelIndex); Debug.Assert(!channel.IsOutOfBandChannel); Debug.Assert(!thisResource.GetHandle(channel).IsNull); UpdateResource(channel, true /* is on channel check */); // We're on a channel, which means our dependents are also on the channel. DUCE.IResource releaseResource = item as DUCE.IResource; if (releaseResource != null) { releaseResource.ReleaseOnChannel(channel); } } } } } #endregion Internal Methods //----------------------------------------------------- // // Internal Properties // //----------------------------------------------------- #region Internal Properties #endregion Internal Properties //----------------------------------------------------- // // Dependency Properties // //------------------------------------------------------ #region Dependency Properties ////// The DependencyProperty for the DrawingGroup.Children property. /// public static readonly DependencyProperty ChildrenProperty; ////// The DependencyProperty for the DrawingGroup.ClipGeometry property. /// public static readonly DependencyProperty ClipGeometryProperty; ////// The DependencyProperty for the DrawingGroup.Opacity property. /// public static readonly DependencyProperty OpacityProperty; ////// The DependencyProperty for the DrawingGroup.OpacityMask property. /// public static readonly DependencyProperty OpacityMaskProperty; ////// The DependencyProperty for the DrawingGroup.Transform property. /// public static readonly DependencyProperty TransformProperty; ////// The DependencyProperty for the DrawingGroup.GuidelineSet property. /// public static readonly DependencyProperty GuidelineSetProperty; ////// The DependencyProperty for the DrawingGroup.BitmapEffect property. /// public static readonly DependencyProperty BitmapEffectProperty; ////// The DependencyProperty for the DrawingGroup.BitmapEffectInput property. /// public static readonly DependencyProperty BitmapEffectInputProperty; #endregion Dependency Properties //----------------------------------------------------- // // Internal Fields // //------------------------------------------------------ #region Internal Fields internal System.Windows.Media.Composition.DUCE.MultiChannelResource _duceResource = new System.Windows.Media.Composition.DUCE.MultiChannelResource(); internal static DrawingCollection s_Children = DrawingCollection.Empty; internal const double c_Opacity = 1.0; internal const EdgeMode c_EdgeMode = EdgeMode.Unspecified; internal const BitmapScalingMode c_BitmapScalingMode = BitmapScalingMode.Unspecified; #endregion Internal Fields #region Constructors //------------------------------------------------------ // // Constructors // //----------------------------------------------------- static DrawingGroup() { // 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) // Debug.Assert(s_Children == null || s_Children.IsFrozen, "Detected context bound default value DrawingGroup.s_Children (See OS Bug #947272)."); RenderOptions.EdgeModeProperty.OverrideMetadata( typeof(DrawingGroup), new UIPropertyMetadata(EdgeMode.Unspecified, new PropertyChangedCallback(EdgeModePropertyChanged))); RenderOptions.BitmapScalingModeProperty.OverrideMetadata( typeof(DrawingGroup), new UIPropertyMetadata(BitmapScalingMode.Unspecified, new PropertyChangedCallback(BitmapScalingModePropertyChanged))); // Initializations Type typeofThis = typeof(DrawingGroup); ChildrenProperty = RegisterProperty("Children", typeof(DrawingCollection), typeofThis, new FreezableDefaultValueFactory(DrawingCollection.Empty), new PropertyChangedCallback(ChildrenPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); ClipGeometryProperty = RegisterProperty("ClipGeometry", typeof(Geometry), typeofThis, null, new PropertyChangedCallback(ClipGeometryPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); OpacityProperty = RegisterProperty("Opacity", typeof(double), typeofThis, 1.0, new PropertyChangedCallback(OpacityPropertyChanged), null, /* isIndependentlyAnimated = */ true, /* coerceValueCallback */ null); OpacityMaskProperty = RegisterProperty("OpacityMask", typeof(Brush), typeofThis, null, new PropertyChangedCallback(OpacityMaskPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); TransformProperty = RegisterProperty("Transform", typeof(Transform), typeofThis, null, new PropertyChangedCallback(TransformPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); GuidelineSetProperty = RegisterProperty("GuidelineSet", typeof(GuidelineSet), typeofThis, null, new PropertyChangedCallback(GuidelineSetPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); BitmapEffectProperty = RegisterProperty("BitmapEffect", typeof(BitmapEffect), typeofThis, null, new PropertyChangedCallback(BitmapEffectPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); BitmapEffectInputProperty = RegisterProperty("BitmapEffectInput", typeof(BitmapEffectInput), typeofThis, null, new PropertyChangedCallback(BitmapEffectInputPropertyChanged), null, /* isIndependentlyAnimated = */ false, /* coerceValueCallback */ null); } #endregion Constructors } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. 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