Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Core / CSharp / System / Windows / Media / Imaging / BitmapFrameEncode.cs / 1 / BitmapFrameEncode.cs
//------------------------------------------------------------------------------ // Microsoft Avalon // Copyright (c) Microsoft Corporation // // File: BitmapFrameEncode.cs // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.ObjectModel; using System.ComponentModel; using System.ComponentModel.Design.Serialization; using System.Reflection; using MS.Internal; using System.Diagnostics; using System.Windows.Media; using System.Globalization; using System.Security; using System.Security.Permissions; using System.Runtime.InteropServices; using System.Windows.Media.Animation; using System.Windows.Media.Composition; using System.Windows.Media.Imaging; using MS.Win32; namespace System.Windows.Media.Imaging { #region BitmapFrameEncode ////// BitmapFrameEncode abstract class /// internal sealed class BitmapFrameEncode : BitmapFrame { #region Constructors ////// Internal constructor /// ////// SecurityCritical: Accesses unmanaged resources (_wicSource) /// SecurityTreatAsSafe: Inputs are verified and _wicSource and the get is Critical /// [SecurityCritical, SecurityTreatAsSafe] internal BitmapFrameEncode( BitmapSource source, BitmapSource thumbnail, BitmapMetadata metadata, ReadOnlyCollectioncolorContexts ) : base(true) { _bitmapInit.BeginInit(); Debug.Assert(source != null); _source = source; WicSourceHandle = _source.WicSourceHandle; IsSourceCached = _source.IsSourceCached; _isColorCorrected = _source._isColorCorrected; _thumbnail = thumbnail; _readOnlycolorContexts = colorContexts; InternalMetadata = metadata; _syncObject = source.SyncObject; _bitmapInit.EndInit(); FinalizeCreation(); } /// /// Do not allow construction /// This will be called for cloning /// private BitmapFrameEncode() : base(true) { } #endregion #region IUriContext ////// Provides the base uri of the current context. /// public override Uri BaseUri { get { ReadPreamble(); return null; } set { WritePreamble(); } } #endregion #region Public Properties ////// Accesses the Thumbnail property for this BitmapFrameEncode /// public override BitmapSource Thumbnail { get { ReadPreamble(); return _thumbnail; } } ////// Accesses the Metadata property for this BitmapFrameEncode /// public override ImageMetadata Metadata { get { ReadPreamble(); return InternalMetadata; } } ////// Accesses the Decoder property for this BitmapFrameEncode /// public override BitmapDecoder Decoder { get { ReadPreamble(); return null; } } ////// Accesses the ColorContext property for this BitmapFrameEncode /// public override ReadOnlyCollectionColorContexts { get { ReadPreamble(); return _readOnlycolorContexts; } } #endregion #region Public Methods /// /// Create an in-place bitmap metadata writer. /// public override InPlaceBitmapMetadataWriter CreateInPlaceBitmapMetadataWriter() { ReadPreamble(); return null; } #endregion #region Freezable ////// Implementation of ///Freezable.CreateInstanceCore . ///The new Freezable. protected override Freezable CreateInstanceCore() { return new BitmapFrameEncode(); } ////// Copy the fields not covered by DPs. This is used by /// CloneCore(), CloneCurrentValueCore(), GetAsFrozenCore() and /// GetCurrentValueAsFrozenCore(). /// private void CopyCommon(BitmapFrameEncode sourceBitmapFrameEncode) { _bitmapInit.BeginInit(); Debug.Assert(sourceBitmapFrameEncode._source != null); _source = sourceBitmapFrameEncode._source; _frameSource = sourceBitmapFrameEncode._frameSource; _thumbnail = sourceBitmapFrameEncode._thumbnail; _readOnlycolorContexts = sourceBitmapFrameEncode.ColorContexts; if (sourceBitmapFrameEncode.InternalMetadata != null) { InternalMetadata = sourceBitmapFrameEncode.InternalMetadata.Clone(); } _bitmapInit.EndInit(); } ////// Implementation of protected override void CloneCore(Freezable sourceFreezable) { BitmapFrameEncode sourceBitmapFrameEncode = (BitmapFrameEncode)sourceFreezable; base.CloneCore(sourceFreezable); CopyCommon(sourceBitmapFrameEncode); } ///Freezable.CloneCore . ////// Implementation of protected override void CloneCurrentValueCore(Freezable sourceFreezable) { BitmapFrameEncode sourceBitmapFrameEncode = (BitmapFrameEncode)sourceFreezable; base.CloneCurrentValueCore(sourceFreezable); CopyCommon(sourceBitmapFrameEncode); } ///Freezable.CloneCurrentValueCore . ////// Implementation of protected override void GetAsFrozenCore(Freezable sourceFreezable) { BitmapFrameEncode sourceBitmapFrameEncode = (BitmapFrameEncode)sourceFreezable; base.GetAsFrozenCore(sourceFreezable); CopyCommon(sourceBitmapFrameEncode); } ///Freezable.GetAsFrozenCore . ////// Implementation of protected override void GetCurrentValueAsFrozenCore(Freezable sourceFreezable) { BitmapFrameEncode sourceBitmapFrameEncode = (BitmapFrameEncode)sourceFreezable; base.GetCurrentValueAsFrozenCore(sourceFreezable); CopyCommon(sourceBitmapFrameEncode); } #endregion #region Internal Properties / Methods ///Freezable.GetCurrentValueAsFrozenCore . ////// Create the unmanaged resources /// ////// Critical - access critical resources /// TreatAsSafe - All inputs verified /// [SecurityCritical, SecurityTreatAsSafe] internal override void FinalizeCreation() { CreationCompleted = true; UpdateCachedSettings(); } ////// Internally stores the bitmap metadata /// ////// Critical - Access critical resource (_metadata) /// TreatAsSafe - site of origin is verified if possible. /// internal override BitmapMetadata InternalMetadata { [SecurityCritical, SecurityTreatAsSafe] get { // Demand Site Of Origin on the URI before usage of metadata. CheckIfSiteOfOrigin(); return _metadata; } [SecurityCritical, SecurityTreatAsSafe] set { // Demand Site Of Origin on the URI before usage of metadata. CheckIfSiteOfOrigin(); _metadata = value; } } #endregion #region Internal Abstract /// Need to implement this to derive from the "sealed" object internal override void SealObject() { throw new NotImplementedException(); } #endregion #region Data Members /// Source for this Frame private BitmapSource _source; #endregion } #endregion // BitmapFrameEncode } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ // Microsoft Avalon // Copyright (c) Microsoft Corporation // // File: BitmapFrameEncode.cs // //----------------------------------------------------------------------------- using System; using System.Collections; using System.Collections.ObjectModel; using System.ComponentModel; using System.ComponentModel.Design.Serialization; using System.Reflection; using MS.Internal; using System.Diagnostics; using System.Windows.Media; using System.Globalization; using System.Security; using System.Security.Permissions; using System.Runtime.InteropServices; using System.Windows.Media.Animation; using System.Windows.Media.Composition; using System.Windows.Media.Imaging; using MS.Win32; namespace System.Windows.Media.Imaging { #region BitmapFrameEncode ////// BitmapFrameEncode abstract class /// internal sealed class BitmapFrameEncode : BitmapFrame { #region Constructors ////// Internal constructor /// ////// SecurityCritical: Accesses unmanaged resources (_wicSource) /// SecurityTreatAsSafe: Inputs are verified and _wicSource and the get is Critical /// [SecurityCritical, SecurityTreatAsSafe] internal BitmapFrameEncode( BitmapSource source, BitmapSource thumbnail, BitmapMetadata metadata, ReadOnlyCollectioncolorContexts ) : base(true) { _bitmapInit.BeginInit(); Debug.Assert(source != null); _source = source; WicSourceHandle = _source.WicSourceHandle; IsSourceCached = _source.IsSourceCached; _isColorCorrected = _source._isColorCorrected; _thumbnail = thumbnail; _readOnlycolorContexts = colorContexts; InternalMetadata = metadata; _syncObject = source.SyncObject; _bitmapInit.EndInit(); FinalizeCreation(); } /// /// Do not allow construction /// This will be called for cloning /// private BitmapFrameEncode() : base(true) { } #endregion #region IUriContext ////// Provides the base uri of the current context. /// public override Uri BaseUri { get { ReadPreamble(); return null; } set { WritePreamble(); } } #endregion #region Public Properties ////// Accesses the Thumbnail property for this BitmapFrameEncode /// public override BitmapSource Thumbnail { get { ReadPreamble(); return _thumbnail; } } ////// Accesses the Metadata property for this BitmapFrameEncode /// public override ImageMetadata Metadata { get { ReadPreamble(); return InternalMetadata; } } ////// Accesses the Decoder property for this BitmapFrameEncode /// public override BitmapDecoder Decoder { get { ReadPreamble(); return null; } } ////// Accesses the ColorContext property for this BitmapFrameEncode /// public override ReadOnlyCollectionColorContexts { get { ReadPreamble(); return _readOnlycolorContexts; } } #endregion #region Public Methods /// /// Create an in-place bitmap metadata writer. /// public override InPlaceBitmapMetadataWriter CreateInPlaceBitmapMetadataWriter() { ReadPreamble(); return null; } #endregion #region Freezable ////// Implementation of ///Freezable.CreateInstanceCore . ///The new Freezable. protected override Freezable CreateInstanceCore() { return new BitmapFrameEncode(); } ////// Copy the fields not covered by DPs. This is used by /// CloneCore(), CloneCurrentValueCore(), GetAsFrozenCore() and /// GetCurrentValueAsFrozenCore(). /// private void CopyCommon(BitmapFrameEncode sourceBitmapFrameEncode) { _bitmapInit.BeginInit(); Debug.Assert(sourceBitmapFrameEncode._source != null); _source = sourceBitmapFrameEncode._source; _frameSource = sourceBitmapFrameEncode._frameSource; _thumbnail = sourceBitmapFrameEncode._thumbnail; _readOnlycolorContexts = sourceBitmapFrameEncode.ColorContexts; if (sourceBitmapFrameEncode.InternalMetadata != null) { InternalMetadata = sourceBitmapFrameEncode.InternalMetadata.Clone(); } _bitmapInit.EndInit(); } ////// Implementation of protected override void CloneCore(Freezable sourceFreezable) { BitmapFrameEncode sourceBitmapFrameEncode = (BitmapFrameEncode)sourceFreezable; base.CloneCore(sourceFreezable); CopyCommon(sourceBitmapFrameEncode); } ///Freezable.CloneCore . ////// Implementation of protected override void CloneCurrentValueCore(Freezable sourceFreezable) { BitmapFrameEncode sourceBitmapFrameEncode = (BitmapFrameEncode)sourceFreezable; base.CloneCurrentValueCore(sourceFreezable); CopyCommon(sourceBitmapFrameEncode); } ///Freezable.CloneCurrentValueCore . ////// Implementation of protected override void GetAsFrozenCore(Freezable sourceFreezable) { BitmapFrameEncode sourceBitmapFrameEncode = (BitmapFrameEncode)sourceFreezable; base.GetAsFrozenCore(sourceFreezable); CopyCommon(sourceBitmapFrameEncode); } ///Freezable.GetAsFrozenCore . ////// Implementation of protected override void GetCurrentValueAsFrozenCore(Freezable sourceFreezable) { BitmapFrameEncode sourceBitmapFrameEncode = (BitmapFrameEncode)sourceFreezable; base.GetCurrentValueAsFrozenCore(sourceFreezable); CopyCommon(sourceBitmapFrameEncode); } #endregion #region Internal Properties / Methods ///Freezable.GetCurrentValueAsFrozenCore . ////// Create the unmanaged resources /// ////// Critical - access critical resources /// TreatAsSafe - All inputs verified /// [SecurityCritical, SecurityTreatAsSafe] internal override void FinalizeCreation() { CreationCompleted = true; UpdateCachedSettings(); } ////// Internally stores the bitmap metadata /// ////// Critical - Access critical resource (_metadata) /// TreatAsSafe - site of origin is verified if possible. /// internal override BitmapMetadata InternalMetadata { [SecurityCritical, SecurityTreatAsSafe] get { // Demand Site Of Origin on the URI before usage of metadata. CheckIfSiteOfOrigin(); return _metadata; } [SecurityCritical, SecurityTreatAsSafe] set { // Demand Site Of Origin on the URI before usage of metadata. CheckIfSiteOfOrigin(); _metadata = value; } } #endregion #region Internal Abstract /// Need to implement this to derive from the "sealed" object internal override void SealObject() { throw new NotImplementedException(); } #endregion #region Data Members /// Source for this Frame private BitmapSource _source; #endregion } #endregion // BitmapFrameEncode } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- CustomSignedXml.cs
- CapabilitiesAssignment.cs
- NotCondition.cs
- HostingEnvironmentWrapper.cs
- Effect.cs
- NativeMethods.cs
- FixedSOMLineCollection.cs
- EntityViewGenerationAttribute.cs
- XhtmlBasicLiteralTextAdapter.cs
- ObjectDataSourceMethodEventArgs.cs
- BamlLocalizerErrorNotifyEventArgs.cs
- ObjectQueryProvider.cs
- XmlWriter.cs
- URLMembershipCondition.cs
- Mappings.cs
- XomlSerializationHelpers.cs
- RuntimeArgumentHandle.cs
- StickyNoteHelper.cs
- ResourceAttributes.cs
- RemotingConfiguration.cs
- XsdCachingReader.cs
- RectangleHotSpot.cs
- CacheVirtualItemsEvent.cs
- TypefaceMetricsCache.cs
- RadioButtonStandardAdapter.cs
- Vars.cs
- ImageButton.cs
- XmlException.cs
- DateTimeUtil.cs
- EntitySqlException.cs
- DataControlField.cs
- SocketException.cs
- hwndwrapper.cs
- ArglessEventHandlerProxy.cs
- DispatchOperation.cs
- InputEventArgs.cs
- SerializationInfo.cs
- Context.cs
- AnnotationDocumentPaginator.cs
- MouseDevice.cs
- MessageQueuePermissionAttribute.cs
- GPPOINT.cs
- Visual.cs
- ObjectMemberMapping.cs
- TileBrush.cs
- xmlsaver.cs
- FontNamesConverter.cs
- FamilyCollection.cs
- TextReader.cs
- XPathSingletonIterator.cs
- _NtlmClient.cs
- ConfigXmlCDataSection.cs
- CopyOfAction.cs
- ExclusiveTcpTransportManager.cs
- TreeNodeCollectionEditor.cs
- FixedLineResult.cs
- _HelperAsyncResults.cs
- DataBoundControlAdapter.cs
- Relationship.cs
- BitStream.cs
- GridItem.cs
- WindowsIPAddress.cs
- CodeTypeReferenceExpression.cs
- TreeNodeConverter.cs
- SAPIEngineTypes.cs
- GlyphCollection.cs
- SelectionProcessor.cs
- DisposableCollectionWrapper.cs
- DataTemplateSelector.cs
- ControlDesignerState.cs
- Composition.cs
- XamlReaderHelper.cs
- AttachedAnnotationChangedEventArgs.cs
- AspCompat.cs
- MetadataException.cs
- Composition.cs
- HttpCachePolicyElement.cs
- SchemaUtility.cs
- ErrorHandlerModule.cs
- SequenceFullException.cs
- BuildProvidersCompiler.cs
- ReferenceSchema.cs
- ResXResourceWriter.cs
- DefaultPrintController.cs
- MemoryMappedViewAccessor.cs
- HtmlTernaryTree.cs
- RefExpr.cs
- Pts.cs
- XmlNodeChangedEventManager.cs
- HttpFileCollection.cs
- TransformedBitmap.cs
- CodeEventReferenceExpression.cs
- StackBuilderSink.cs
- XmlTextReaderImpl.cs
- FocusChangedEventArgs.cs
- LayoutTableCell.cs
- ProfileSettingsCollection.cs
- RSAPKCS1KeyExchangeFormatter.cs
- GetPolicyDetailsRequest.cs
- SystemColors.cs