Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Core / CSharp / System / Windows / Media / Pen.cs / 1 / Pen.cs
//---------------------------------------------------------------------------- // // Copyright (C) Microsoft Corporation. All rights reserved. // // File: Pen.cs // // Description: This file contains the implementation of Pen. // Pen is is the class which describes how to stroke a geometric // area. // // History: // 04/28/2003 : adsmith - Created it. // //--------------------------------------------------------------------------- using MS.Internal; using System; using System.Collections; using System.ComponentModel; using System.Diagnostics; using System.Runtime.InteropServices; using System.Windows; using System.Windows.Media.Animation; using System.Windows.Media.Composition; using System.Windows.Markup; using System.Security; using System.Security.Permissions; namespace System.Windows.Media { ////// Pen - The pen class is used to describe how a shape is stroked. /// [Localizability(LocalizationCategory.None, Readability = Readability.Unreadable)] public sealed partial class Pen : Animatable, DUCE.IResource { #region Constructors ////// /// public Pen() { } ////// Pen - Initializes the pen from the given Brush and thickness. /// All other values as set to default. /// /// The Brush for this Pen. /// The thickness of the Pen. public Pen(Brush brush, double thickness) { Brush = brush; Thickness = thickness; } ////// Pen - Initializes the brush from the parameters. /// /// The Pen's Brush. /// The Pen's thickness. /// The PenLineCap which applies to the start of the stroke. /// The PenLineCap which applies to the end of the stroke. /// The PenDashCap which applies to the ends of each dash. /// The PenLineJoin. /// The miter limit. /// The dash style. internal Pen( Brush brush, double thickness, PenLineCap startLineCap, PenLineCap endLineCap, PenLineCap dashCap, PenLineJoin lineJoin, double miterLimit, DashStyle dashStyle) { Thickness = thickness; StartLineCap = startLineCap; EndLineCap = endLineCap; DashCap = dashCap; LineJoin = lineJoin; MiterLimit = miterLimit; Brush = brush; DashStyle = dashStyle; } #endregion Constructors private MIL_PEN_CAP GetInternalCapType(PenLineCap cap) { Debug.Assert((MIL_PEN_CAP)PenLineCap.Flat == MIL_PEN_CAP.MilPenCapFlat); Debug.Assert((MIL_PEN_CAP)PenLineCap.Square == MIL_PEN_CAP.MilPenCapSquare); Debug.Assert((MIL_PEN_CAP)PenLineCap.Round == MIL_PEN_CAP.MilPenCapRound); Debug.Assert((MIL_PEN_CAP)PenLineCap.Triangle == MIL_PEN_CAP.MilPenCapTriangle); return (MIL_PEN_CAP)cap; } private MIL_PEN_JOIN GetInternalJoinType(PenLineJoin join) { Debug.Assert((MIL_PEN_JOIN)PenLineJoin.Miter == MIL_PEN_JOIN.MilPenJoinMiter); Debug.Assert((MIL_PEN_JOIN)PenLineJoin.Bevel == MIL_PEN_JOIN.MilPenJoinBevel); Debug.Assert((MIL_PEN_JOIN)PenLineJoin.Round == MIL_PEN_JOIN.MilPenJoinRound); return (MIL_PEN_JOIN)join; } ////// Returns a packed structure of non-animate pen values. If a property is animated, it /// uses the instantaneous value of the property. /// ////// Critical: has unsafe code blocks .Returning pen information is safe, the risk /// is in pointer handling /// [SecurityCritical] internal unsafe void GetBasicPenData(MIL_PEN_DATA* pData, out double[] dashArray) { dashArray = null; Invariant.Assert(pData!=null); unsafe { pData->Thickness = Thickness; pData->StartLineCap = GetInternalCapType(StartLineCap); pData->EndLineCap = GetInternalCapType(EndLineCap); pData->DashCap = GetInternalCapType(DashCap); pData->LineJoin = GetInternalJoinType(LineJoin); pData->MiterLimit = MiterLimit; } if (DashStyle != null) { DashStyle.GetDashData(pData, out dashArray); } } internal bool DoesNotContainGaps { get { DashStyle style = DashStyle; if (style != null) { DoubleCollection dashes = style.Dashes; if ((dashes != null) && (dashes.Count > 0)) { return false; } } return true; } } internal static bool ContributesToBounds( Pen pen) { return (pen != null) && (pen.Brush != null); } #region Realization Support ////// The stroke brush might require a Precompute call. Therefore forward this call. /// internal override void Precompute() { Brush b = Brush; if (b != null) { b.Precompute(); } } ////// The stroke brush might require realization updates. Therefore forward this call. /// internal override bool RequiresRealizationUpdates { get { Brush b = Brush; if (b != null) { return b.RequiresRealizationUpdates; } else { return false; } } } ////// The storke brush might require realization, so simply forward this call. /// internal void UpdateRealizations(Rect fillShapeBounds, RealizationContext ctx) { Brush brush = Brush; if (brush != null) { brush.UpdateRealizations( fillShapeBounds, ctx); } } #endregion } } // 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. // // File: Pen.cs // // Description: This file contains the implementation of Pen. // Pen is is the class which describes how to stroke a geometric // area. // // History: // 04/28/2003 : adsmith - Created it. // //--------------------------------------------------------------------------- using MS.Internal; using System; using System.Collections; using System.ComponentModel; using System.Diagnostics; using System.Runtime.InteropServices; using System.Windows; using System.Windows.Media.Animation; using System.Windows.Media.Composition; using System.Windows.Markup; using System.Security; using System.Security.Permissions; namespace System.Windows.Media { ////// Pen - The pen class is used to describe how a shape is stroked. /// [Localizability(LocalizationCategory.None, Readability = Readability.Unreadable)] public sealed partial class Pen : Animatable, DUCE.IResource { #region Constructors ////// /// public Pen() { } ////// Pen - Initializes the pen from the given Brush and thickness. /// All other values as set to default. /// /// The Brush for this Pen. /// The thickness of the Pen. public Pen(Brush brush, double thickness) { Brush = brush; Thickness = thickness; } ////// Pen - Initializes the brush from the parameters. /// /// The Pen's Brush. /// The Pen's thickness. /// The PenLineCap which applies to the start of the stroke. /// The PenLineCap which applies to the end of the stroke. /// The PenDashCap which applies to the ends of each dash. /// The PenLineJoin. /// The miter limit. /// The dash style. internal Pen( Brush brush, double thickness, PenLineCap startLineCap, PenLineCap endLineCap, PenLineCap dashCap, PenLineJoin lineJoin, double miterLimit, DashStyle dashStyle) { Thickness = thickness; StartLineCap = startLineCap; EndLineCap = endLineCap; DashCap = dashCap; LineJoin = lineJoin; MiterLimit = miterLimit; Brush = brush; DashStyle = dashStyle; } #endregion Constructors private MIL_PEN_CAP GetInternalCapType(PenLineCap cap) { Debug.Assert((MIL_PEN_CAP)PenLineCap.Flat == MIL_PEN_CAP.MilPenCapFlat); Debug.Assert((MIL_PEN_CAP)PenLineCap.Square == MIL_PEN_CAP.MilPenCapSquare); Debug.Assert((MIL_PEN_CAP)PenLineCap.Round == MIL_PEN_CAP.MilPenCapRound); Debug.Assert((MIL_PEN_CAP)PenLineCap.Triangle == MIL_PEN_CAP.MilPenCapTriangle); return (MIL_PEN_CAP)cap; } private MIL_PEN_JOIN GetInternalJoinType(PenLineJoin join) { Debug.Assert((MIL_PEN_JOIN)PenLineJoin.Miter == MIL_PEN_JOIN.MilPenJoinMiter); Debug.Assert((MIL_PEN_JOIN)PenLineJoin.Bevel == MIL_PEN_JOIN.MilPenJoinBevel); Debug.Assert((MIL_PEN_JOIN)PenLineJoin.Round == MIL_PEN_JOIN.MilPenJoinRound); return (MIL_PEN_JOIN)join; } ////// Returns a packed structure of non-animate pen values. If a property is animated, it /// uses the instantaneous value of the property. /// ////// Critical: has unsafe code blocks .Returning pen information is safe, the risk /// is in pointer handling /// [SecurityCritical] internal unsafe void GetBasicPenData(MIL_PEN_DATA* pData, out double[] dashArray) { dashArray = null; Invariant.Assert(pData!=null); unsafe { pData->Thickness = Thickness; pData->StartLineCap = GetInternalCapType(StartLineCap); pData->EndLineCap = GetInternalCapType(EndLineCap); pData->DashCap = GetInternalCapType(DashCap); pData->LineJoin = GetInternalJoinType(LineJoin); pData->MiterLimit = MiterLimit; } if (DashStyle != null) { DashStyle.GetDashData(pData, out dashArray); } } internal bool DoesNotContainGaps { get { DashStyle style = DashStyle; if (style != null) { DoubleCollection dashes = style.Dashes; if ((dashes != null) && (dashes.Count > 0)) { return false; } } return true; } } internal static bool ContributesToBounds( Pen pen) { return (pen != null) && (pen.Brush != null); } #region Realization Support ////// The stroke brush might require a Precompute call. Therefore forward this call. /// internal override void Precompute() { Brush b = Brush; if (b != null) { b.Precompute(); } } ////// The stroke brush might require realization updates. Therefore forward this call. /// internal override bool RequiresRealizationUpdates { get { Brush b = Brush; if (b != null) { return b.RequiresRealizationUpdates; } else { return false; } } } ////// The storke brush might require realization, so simply forward this call. /// internal void UpdateRealizations(Rect fillShapeBounds, RealizationContext ctx) { Brush brush = Brush; if (brush != null) { brush.UpdateRealizations( fillShapeBounds, ctx); } } #endregion } } // 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
- SectionVisual.cs
- Signature.cs
- RoutedEventConverter.cs
- CompositeDuplexBindingElementImporter.cs
- TripleDES.cs
- PolyBezierSegment.cs
- ResXResourceWriter.cs
- HttpServerChannel.cs
- ConstraintManager.cs
- FirstMatchCodeGroup.cs
- GridToolTip.cs
- PropertySegmentSerializer.cs
- RoutingSection.cs
- ObjectViewQueryResultData.cs
- OrCondition.cs
- MaterialCollection.cs
- OperatorExpressions.cs
- DeclarativeExpressionConditionDeclaration.cs
- PermissionAttributes.cs
- BufferedMessageData.cs
- CharacterHit.cs
- TextRunProperties.cs
- ObjectResult.cs
- DynamicRendererThreadManager.cs
- SectionXmlInfo.cs
- DesignTimeParseData.cs
- DataFormats.cs
- DynamicResourceExtension.cs
- BitmapEffectGroup.cs
- IUnknownConstantAttribute.cs
- HitTestWithGeometryDrawingContextWalker.cs
- DbTransaction.cs
- DocumentSequence.cs
- Focus.cs
- DeclaredTypeValidatorAttribute.cs
- RecognizerBase.cs
- ErrorFormatter.cs
- StylusDevice.cs
- DataServiceRequestException.cs
- Wizard.cs
- EventLogPermissionEntryCollection.cs
- DriveNotFoundException.cs
- CompositionAdorner.cs
- ButtonBaseAutomationPeer.cs
- EnvironmentPermission.cs
- EntityContainerAssociationSetEnd.cs
- EditorZoneBase.cs
- VersionedStreamOwner.cs
- GridViewColumnHeader.cs
- ResourcePool.cs
- PerfService.cs
- XmlSchemaAppInfo.cs
- FunctionQuery.cs
- ChainOfDependencies.cs
- ValueHandle.cs
- PropertyRecord.cs
- ErrorRuntimeConfig.cs
- ModelPerspective.cs
- DomainUpDown.cs
- OrderByExpression.cs
- Attachment.cs
- MouseBinding.cs
- EditorAttribute.cs
- securestring.cs
- Proxy.cs
- TextCollapsingProperties.cs
- NativeDirectoryServicesQueryAPIs.cs
- XmlRootAttribute.cs
- SQLSingle.cs
- SAPIEngineTypes.cs
- XmlSchemaComplexContentRestriction.cs
- GridViewRowPresenter.cs
- ThreadStaticAttribute.cs
- XmlConvert.cs
- StdRegProviderWrapper.cs
- RSAPKCS1KeyExchangeFormatter.cs
- ParserOptions.cs
- RegexCompilationInfo.cs
- TypeExtensionConverter.cs
- PaintEvent.cs
- EntityFunctions.cs
- BitmapEffect.cs
- OpCellTreeNode.cs
- PixelShader.cs
- SchemaMapping.cs
- CommonRemoteMemoryBlock.cs
- NonParentingControl.cs
- CodeDomDecompiler.cs
- SelectingProviderEventArgs.cs
- JavaScriptString.cs
- AuthenticatingEventArgs.cs
- SequenceDesignerAccessibleObject.cs
- ClusterRegistryConfigurationProvider.cs
- RelatedView.cs
- EventDrivenDesigner.cs
- CheckBox.cs
- DispatcherHookEventArgs.cs
- NodeInfo.cs
- MetadataUtil.cs
- MetadataUtilsSmi.cs