Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Core / CSharp / MS / Internal / Shaping / GlyphInfoList.cs / 1 / GlyphInfoList.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: GlyphInfoList class // // History: // 09/24/2004: Garyyang: Moved GlyphInfoList class out from ShapingEngine.cs // into this seperate file // //--------------------------------------------------------------------------- using System; using System.Diagnostics; using System.Windows.Media.TextFormatting; using System.Security; using System.Security.Permissions; using MS.Internal; using MS.Internal.PresentationCore; namespace MS.Internal.Shaping { ////// Glyph info list /// ////// A bundle of several per-glyph result data of GetGlyphs API. /// All array members have the same number of elements. They /// grow and shrink at the same degree at the same time. /// internal class GlyphInfoList { internal GlyphInfoList(int capacity, int leap, bool justify) { _glyphs = new UshortList(capacity, leap); _glyphFlags = new UshortList(capacity, leap); _firstChars = new UshortList(capacity, leap); _ligatureCounts = new UshortList(capacity, leap); } ////// Length of the current run /// public int Length { get { return _glyphs.Length; } } ////// Offset of current sublist in storage /// internal int Offset { get { return _glyphs.Offset; } } ////// Validate glyph info length /// [Conditional("DEBUG")] internal void ValidateLength(int cch) { Debug.Assert(_glyphs.Offset + _glyphs.Length == cch, "Invalid glyph length!"); } ////// Limit range of accessing glyphinfo /// public void SetRange(int index, int length) { _glyphs.SetRange(index, length); _glyphFlags.SetRange(index, length); _firstChars.SetRange(index, length); _ligatureCounts.SetRange(index, length); } ////// Set glyph run length (use with care) /// ////// Critical - calls critical code /// [SecurityCritical] public void SetLength(int length) { _glyphs.Length = length; _glyphFlags.Length = length; _firstChars.Length = length; _ligatureCounts.Length = length; } public void Insert(int index, int Count) { _glyphs.Insert(index, Count); _glyphFlags.Insert(index, Count); _firstChars.Insert(index, Count); _ligatureCounts.Insert(index, Count); } public void Remove(int index, int Count) { _glyphs.Remove(index, Count); _glyphFlags.Remove(index, Count); _firstChars.Remove(index, Count); _ligatureCounts.Remove(index, Count); } public UshortList Glyphs { get { return _glyphs; } } public UshortList GlyphFlags { get { return _glyphFlags; } } public UshortList FirstChars { get { return _firstChars; } } public UshortList LigatureCounts { get { return _ligatureCounts; } } private UshortList _glyphs; private UshortList _glyphFlags; private UshortList _firstChars; private UshortList _ligatureCounts; } [Flags] internal enum GlyphFlags : ushort { /**** [Bit 0-7 OpenType flags] ****/ // Value 0-4 used. Value 5 - 15 Reserved Unassigned = 0x0000, Base = 0x0001, Ligature = 0x0002, Mark = 0x0003, Component = 0x0004, Unresolved = 0x0007, GlyphTypeMask = 0x0007, // Bit 4-5 used. Bit 7 Reserved Substituted = 0x0010, Positioned = 0x0020, NotChanged = 0x0000, // reserved for OTLS internal use // inside one call CursiveConnected = 0x0040, //bit 7 - reserved /**** [Bit 8-15 Avalon flags] ****/ ClusterStart = 0x0100, // First glyph of cluster Diacritic = 0x0200, // Diacritic ZeroWidth = 0x0400, // Blank, ZWJ, ZWNJ etc, with no width Missing = 0x0800, // Missing glyph InvalidBase = 0x1000, // Glyph of U+25cc indicating invalid base glyph } } // 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. // // // // Description: GlyphInfoList class // // History: // 09/24/2004: Garyyang: Moved GlyphInfoList class out from ShapingEngine.cs // into this seperate file // //--------------------------------------------------------------------------- using System; using System.Diagnostics; using System.Windows.Media.TextFormatting; using System.Security; using System.Security.Permissions; using MS.Internal; using MS.Internal.PresentationCore; namespace MS.Internal.Shaping { ////// Glyph info list /// ////// A bundle of several per-glyph result data of GetGlyphs API. /// All array members have the same number of elements. They /// grow and shrink at the same degree at the same time. /// internal class GlyphInfoList { internal GlyphInfoList(int capacity, int leap, bool justify) { _glyphs = new UshortList(capacity, leap); _glyphFlags = new UshortList(capacity, leap); _firstChars = new UshortList(capacity, leap); _ligatureCounts = new UshortList(capacity, leap); } ////// Length of the current run /// public int Length { get { return _glyphs.Length; } } ////// Offset of current sublist in storage /// internal int Offset { get { return _glyphs.Offset; } } ////// Validate glyph info length /// [Conditional("DEBUG")] internal void ValidateLength(int cch) { Debug.Assert(_glyphs.Offset + _glyphs.Length == cch, "Invalid glyph length!"); } ////// Limit range of accessing glyphinfo /// public void SetRange(int index, int length) { _glyphs.SetRange(index, length); _glyphFlags.SetRange(index, length); _firstChars.SetRange(index, length); _ligatureCounts.SetRange(index, length); } ////// Set glyph run length (use with care) /// ////// Critical - calls critical code /// [SecurityCritical] public void SetLength(int length) { _glyphs.Length = length; _glyphFlags.Length = length; _firstChars.Length = length; _ligatureCounts.Length = length; } public void Insert(int index, int Count) { _glyphs.Insert(index, Count); _glyphFlags.Insert(index, Count); _firstChars.Insert(index, Count); _ligatureCounts.Insert(index, Count); } public void Remove(int index, int Count) { _glyphs.Remove(index, Count); _glyphFlags.Remove(index, Count); _firstChars.Remove(index, Count); _ligatureCounts.Remove(index, Count); } public UshortList Glyphs { get { return _glyphs; } } public UshortList GlyphFlags { get { return _glyphFlags; } } public UshortList FirstChars { get { return _firstChars; } } public UshortList LigatureCounts { get { return _ligatureCounts; } } private UshortList _glyphs; private UshortList _glyphFlags; private UshortList _firstChars; private UshortList _ligatureCounts; } [Flags] internal enum GlyphFlags : ushort { /**** [Bit 0-7 OpenType flags] ****/ // Value 0-4 used. Value 5 - 15 Reserved Unassigned = 0x0000, Base = 0x0001, Ligature = 0x0002, Mark = 0x0003, Component = 0x0004, Unresolved = 0x0007, GlyphTypeMask = 0x0007, // Bit 4-5 used. Bit 7 Reserved Substituted = 0x0010, Positioned = 0x0020, NotChanged = 0x0000, // reserved for OTLS internal use // inside one call CursiveConnected = 0x0040, //bit 7 - reserved /**** [Bit 8-15 Avalon flags] ****/ ClusterStart = 0x0100, // First glyph of cluster Diacritic = 0x0200, // Diacritic ZeroWidth = 0x0400, // Blank, ZWJ, ZWNJ etc, with no width Missing = 0x0800, // Missing glyph InvalidBase = 0x1000, // Glyph of U+25cc indicating invalid base glyph } } // 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
- LinkDescriptor.cs
- ConfigXmlDocument.cs
- MouseBinding.cs
- CacheOutputQuery.cs
- ColorTranslator.cs
- CodeSnippetTypeMember.cs
- OutputCacheProfile.cs
- ReadOnlyDataSourceView.cs
- NoClickablePointException.cs
- EmptyQuery.cs
- RemoteDebugger.cs
- ServiceDesigner.cs
- BooleanConverter.cs
- Grammar.cs
- AspCompat.cs
- FontDialog.cs
- XsltLoader.cs
- ExpressionBuilderCollection.cs
- XmlSubtreeReader.cs
- XamlReaderHelper.cs
- UserPrincipalNameElement.cs
- InvariantComparer.cs
- EntityDataSourceSelectedEventArgs.cs
- EventLogPermissionEntryCollection.cs
- XhtmlBasicTextViewAdapter.cs
- SessionIDManager.cs
- OleDbSchemaGuid.cs
- ActivityExecutionFilter.cs
- RegexCharClass.cs
- DbProviderManifest.cs
- NominalTypeEliminator.cs
- CatalogZone.cs
- NullableFloatMinMaxAggregationOperator.cs
- ConfigurationSettings.cs
- XmlDocumentType.cs
- FamilyMap.cs
- ListBindingHelper.cs
- UnsafeNativeMethods.cs
- FlowDocumentReaderAutomationPeer.cs
- Int32Converter.cs
- DataGridViewColumnHeaderCell.cs
- CompositeActivityMarkupSerializer.cs
- XmlSchemaSet.cs
- OrCondition.cs
- InputLanguageProfileNotifySink.cs
- FileDialogPermission.cs
- _ScatterGatherBuffers.cs
- DbConnectionPoolCounters.cs
- APCustomTypeDescriptor.cs
- PrimarySelectionAdorner.cs
- DbBuffer.cs
- BitmapScalingModeValidation.cs
- WorkflowServiceHostFactory.cs
- CustomError.cs
- JobStaple.cs
- AutoCompleteStringCollection.cs
- ServiceOperationInfoTypeConverter.cs
- SystemColors.cs
- BinaryUtilClasses.cs
- ColorBlend.cs
- LinkLabelLinkClickedEvent.cs
- entityreference_tresulttype.cs
- XmlSchemas.cs
- BindingMAnagerBase.cs
- CodeRemoveEventStatement.cs
- _CookieModule.cs
- DetailsViewDesigner.cs
- RuleSetReference.cs
- SchemaImporterExtensionElementCollection.cs
- TraceData.cs
- LoginStatusDesigner.cs
- Context.cs
- DependencyPropertyChangedEventArgs.cs
- ExecutionScope.cs
- HttpHeaderCollection.cs
- DockEditor.cs
- ExpressionList.cs
- NativeMethods.cs
- Merger.cs
- ZipIOCentralDirectoryFileHeader.cs
- XmlAttributeAttribute.cs
- StringUtil.cs
- DataSet.cs
- PackagingUtilities.cs
- ItemType.cs
- Input.cs
- DataKey.cs
- EdmProviderManifest.cs
- SafeLibraryHandle.cs
- FilterQueryOptionExpression.cs
- BoundPropertyEntry.cs
- ObjectTokenCategory.cs
- Itemizer.cs
- ElementsClipboardData.cs
- WizardSideBarListControlItem.cs
- CompilerScopeManager.cs
- TextRange.cs
- SvcMapFileSerializer.cs
- DataGridViewLayoutData.cs
- TrackingLocation.cs