Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / Media / Imaging / BitmapFrameEncode.cs / 1305600 / 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; _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 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; _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 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
- InternalControlCollection.cs
- AbsoluteQuery.cs
- DataSourceUtil.cs
- TrackingProfile.cs
- CategoryAttribute.cs
- XmlDataDocument.cs
- UserThread.cs
- FloatMinMaxAggregationOperator.cs
- CalendarDay.cs
- xdrvalidator.cs
- TargetException.cs
- Typography.cs
- EdmTypeAttribute.cs
- TableItemPatternIdentifiers.cs
- PocoEntityKeyStrategy.cs
- SystemColors.cs
- QilName.cs
- ChangeInterceptorAttribute.cs
- IIS7ConfigurationLoader.cs
- TextTreeDeleteContentUndoUnit.cs
- ObsoleteAttribute.cs
- FileDataSourceCache.cs
- RelationshipConstraintValidator.cs
- GridViewDeleteEventArgs.cs
- Operators.cs
- Literal.cs
- TypeCollectionDesigner.xaml.cs
- SpellerHighlightLayer.cs
- ConfigurationPermission.cs
- JsonFormatWriterGenerator.cs
- ExternalDataExchangeService.cs
- NumberSubstitution.cs
- ErrorTableItemStyle.cs
- EntityWrapperFactory.cs
- OpacityConverter.cs
- UrlPath.cs
- SerializationTrace.cs
- RegexCapture.cs
- SqlConnectionStringBuilder.cs
- DrawListViewItemEventArgs.cs
- SystemWebExtensionsSectionGroup.cs
- SafeBuffer.cs
- DoubleCollectionValueSerializer.cs
- AttachedPropertyBrowsableAttribute.cs
- AuthorizationRuleCollection.cs
- SqlDataSourceStatusEventArgs.cs
- JsonStringDataContract.cs
- Validator.cs
- DocumentCollection.cs
- _DigestClient.cs
- ValuePattern.cs
- RightsManagementInformation.cs
- FlowLayoutPanel.cs
- PropertyRecord.cs
- PropertyPath.cs
- MemberPath.cs
- ToolStripItemCollection.cs
- AccessDataSourceView.cs
- PrintControllerWithStatusDialog.cs
- FaultImportOptions.cs
- WebPartDisplayModeCollection.cs
- figurelengthconverter.cs
- PersonalizationAdministration.cs
- DisplayNameAttribute.cs
- SoapElementAttribute.cs
- AsyncOperation.cs
- ProjectionCamera.cs
- Viewport3DVisual.cs
- DateBoldEvent.cs
- HttpContext.cs
- httpapplicationstate.cs
- WsdlExporter.cs
- GlyphRun.cs
- ToolStripControlHost.cs
- TextEditor.cs
- recordstate.cs
- GroupDescription.cs
- MobileRedirect.cs
- XmlDocumentFragment.cs
- CollectionEditor.cs
- DeclarativeExpressionConditionDeclaration.cs
- PartialArray.cs
- XmlStringTable.cs
- FormsAuthentication.cs
- Activator.cs
- InstallerTypeAttribute.cs
- EncodingInfo.cs
- SafeRightsManagementEnvironmentHandle.cs
- VScrollProperties.cs
- LinkUtilities.cs
- XmlCustomFormatter.cs
- DbDataReader.cs
- MarkupWriter.cs
- CustomErrorsSectionWrapper.cs
- WindowsListViewGroupHelper.cs
- PageRequestManager.cs
- ListDictionaryInternal.cs
- LineServicesCallbacks.cs
- InvalidWMPVersionException.cs
- BindingsCollection.cs