Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Framework / System / Windows / Shapes / Polyline.cs / 1 / Polyline.cs
//---------------------------------------------------------------------------- // File: Polyline.cs // // Description: // Implementation of Polyline shape element. // // History: // 05/30/02 - AdSmith - Created. // // Copyright (C) 2003 by Microsoft Corporation. All rights reserved. // //--------------------------------------------------------------------------- using System.Windows.Shapes; using System.Diagnostics; using System.Windows.Threading; using System.Windows; using System.Windows.Media; using MS.Internal; using System; namespace System.Windows.Shapes { ////// The Polyline shape element /// This element (like all shapes) belongs under a Canvas, /// and will be presented by the parent canvas. /// public sealed class Polyline : Shape { #region Constructors ////// Instantiates a new instance of a Polyline. /// public Polyline() { } #endregion Constructors #region Dynamic Properties ////// Points property /// public static readonly DependencyProperty PointsProperty = DependencyProperty.Register( "Points", typeof(PointCollection), typeof(Polyline), new FrameworkPropertyMetadata(new FreezableDefaultValueFactory(PointCollection.Empty), FrameworkPropertyMetadataOptions.AffectsMeasure | FrameworkPropertyMetadataOptions.AffectsRender)); ////// Points property /// public PointCollection Points { get { return (PointCollection)GetValue(PointsProperty); } set { SetValue(PointsProperty, value); } } ////// FillRule property /// public static readonly DependencyProperty FillRuleProperty = DependencyProperty.Register( "FillRule", typeof(FillRule), typeof(Polyline), new FrameworkPropertyMetadata( FillRule.EvenOdd, FrameworkPropertyMetadataOptions.AffectsRender), new ValidateValueCallback(System.Windows.Media.ValidateEnums.IsFillRuleValid) ); ////// FillRule property /// public FillRule FillRule { get { return (FillRule)GetValue(FillRuleProperty); } set { SetValue(FillRuleProperty, value); } } #endregion Dynamic Properties #region Protected Methods and Properties ////// Get the polyline that defines this shape /// protected override Geometry DefiningGeometry { get { return _polylineGeometry; } } #endregion #region Internal methods internal override void CacheDefiningGeometry() { PointCollection pointCollection = Points; PathFigure pathFigure = new PathFigure(); // Are we degenerate? // Yes, if we don't have data if (pointCollection == null) { _polylineGeometry = Geometry.Empty; return; } // Create the Polyline PathGeometry // ISSUE-[....]-07/11/2003 - Bug 859068 // The constructor for PathFigure that takes a PointCollection is internal in the Core // so the below causes an A/V. Consider making it public. if (pointCollection.Count > 0) { pathFigure.StartPoint = pointCollection[0]; if (pointCollection.Count > 1) { Point[] array = new Point[pointCollection.Count - 1]; for (int i = 1; i < pointCollection.Count; i++) { array[i - 1] = pointCollection[i]; } pathFigure.Segments.Add(new PolyLineSegment(array, true)); } } PathGeometry polylineGeometry = new PathGeometry(); polylineGeometry.Figures.Add(pathFigure); // Set FillRule polylineGeometry.FillRule = FillRule; if (polylineGeometry.Bounds == Rect.Empty) { _polylineGeometry = Geometry.Empty; } else { _polylineGeometry = polylineGeometry; } } #endregion Internal methods #region Private Methods and Members private Geometry _polylineGeometry; #endregion } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //---------------------------------------------------------------------------- // File: Polyline.cs // // Description: // Implementation of Polyline shape element. // // History: // 05/30/02 - AdSmith - Created. // // Copyright (C) 2003 by Microsoft Corporation. All rights reserved. // //--------------------------------------------------------------------------- using System.Windows.Shapes; using System.Diagnostics; using System.Windows.Threading; using System.Windows; using System.Windows.Media; using MS.Internal; using System; namespace System.Windows.Shapes { ////// The Polyline shape element /// This element (like all shapes) belongs under a Canvas, /// and will be presented by the parent canvas. /// public sealed class Polyline : Shape { #region Constructors ////// Instantiates a new instance of a Polyline. /// public Polyline() { } #endregion Constructors #region Dynamic Properties ////// Points property /// public static readonly DependencyProperty PointsProperty = DependencyProperty.Register( "Points", typeof(PointCollection), typeof(Polyline), new FrameworkPropertyMetadata(new FreezableDefaultValueFactory(PointCollection.Empty), FrameworkPropertyMetadataOptions.AffectsMeasure | FrameworkPropertyMetadataOptions.AffectsRender)); ////// Points property /// public PointCollection Points { get { return (PointCollection)GetValue(PointsProperty); } set { SetValue(PointsProperty, value); } } ////// FillRule property /// public static readonly DependencyProperty FillRuleProperty = DependencyProperty.Register( "FillRule", typeof(FillRule), typeof(Polyline), new FrameworkPropertyMetadata( FillRule.EvenOdd, FrameworkPropertyMetadataOptions.AffectsRender), new ValidateValueCallback(System.Windows.Media.ValidateEnums.IsFillRuleValid) ); ////// FillRule property /// public FillRule FillRule { get { return (FillRule)GetValue(FillRuleProperty); } set { SetValue(FillRuleProperty, value); } } #endregion Dynamic Properties #region Protected Methods and Properties ////// Get the polyline that defines this shape /// protected override Geometry DefiningGeometry { get { return _polylineGeometry; } } #endregion #region Internal methods internal override void CacheDefiningGeometry() { PointCollection pointCollection = Points; PathFigure pathFigure = new PathFigure(); // Are we degenerate? // Yes, if we don't have data if (pointCollection == null) { _polylineGeometry = Geometry.Empty; return; } // Create the Polyline PathGeometry // ISSUE-[....]-07/11/2003 - Bug 859068 // The constructor for PathFigure that takes a PointCollection is internal in the Core // so the below causes an A/V. Consider making it public. if (pointCollection.Count > 0) { pathFigure.StartPoint = pointCollection[0]; if (pointCollection.Count > 1) { Point[] array = new Point[pointCollection.Count - 1]; for (int i = 1; i < pointCollection.Count; i++) { array[i - 1] = pointCollection[i]; } pathFigure.Segments.Add(new PolyLineSegment(array, true)); } } PathGeometry polylineGeometry = new PathGeometry(); polylineGeometry.Figures.Add(pathFigure); // Set FillRule polylineGeometry.FillRule = FillRule; if (polylineGeometry.Bounds == Rect.Empty) { _polylineGeometry = Geometry.Empty; } else { _polylineGeometry = polylineGeometry; } } #endregion Internal methods #region Private Methods and Members private Geometry _polylineGeometry; #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
- GridViewEditEventArgs.cs
- BulletedListEventArgs.cs
- DataGridViewColumnCollection.cs
- PrimaryKeyTypeConverter.cs
- MethodAccessException.cs
- ConfigurationCollectionAttribute.cs
- WebPartExportVerb.cs
- HyperLinkField.cs
- ListViewUpdateEventArgs.cs
- CoreSwitches.cs
- ThicknessAnimationUsingKeyFrames.cs
- LayoutSettings.cs
- OciEnlistContext.cs
- WizardForm.cs
- DetailsViewPageEventArgs.cs
- DataGridViewCellFormattingEventArgs.cs
- TypeConverterAttribute.cs
- Cast.cs
- KeyEventArgs.cs
- ZipIOExtraFieldZip64Element.cs
- updateconfighost.cs
- SecurityTokenAuthenticator.cs
- XmlSchemaParticle.cs
- SecurityContextTokenValidationException.cs
- Image.cs
- BasicCellRelation.cs
- SystemUnicastIPAddressInformation.cs
- PanelContainerDesigner.cs
- TextServicesProperty.cs
- DispatcherExceptionEventArgs.cs
- RequiredFieldValidator.cs
- WebPartZone.cs
- GridViewCancelEditEventArgs.cs
- Pool.cs
- OracleMonthSpan.cs
- BamlLocalizer.cs
- COM2PropertyBuilderUITypeEditor.cs
- InlineCollection.cs
- DetailsViewUpdatedEventArgs.cs
- BufferBuilder.cs
- WebMethodAttribute.cs
- CompressEmulationStream.cs
- TextBlockAutomationPeer.cs
- MetadataCache.cs
- MultiAsyncResult.cs
- Random.cs
- ConfigurationErrorsException.cs
- ImageConverter.cs
- StateMachineDesignerPaint.cs
- PrintingPermissionAttribute.cs
- UniqueIdentifierService.cs
- WebServiceHandler.cs
- Inflater.cs
- SortExpressionBuilder.cs
- MethodAccessException.cs
- Double.cs
- cookiecontainer.cs
- CategoryAttribute.cs
- TypeConvertions.cs
- BindingManagerDataErrorEventArgs.cs
- WebPartZoneDesigner.cs
- SQLRoleProvider.cs
- VoiceSynthesis.cs
- ConfigurationManagerInternalFactory.cs
- BaseTemplateParser.cs
- PeerObject.cs
- RightsManagementEncryptedStream.cs
- LowerCaseStringConverter.cs
- XamlParser.cs
- ResourcePermissionBaseEntry.cs
- EmbeddedMailObjectsCollection.cs
- ObjectStateEntry.cs
- RepeaterItem.cs
- TrackingProfile.cs
- ProcessThread.cs
- DateTimeFormatInfo.cs
- FixedSOMPageConstructor.cs
- AssemblyName.cs
- TraceData.cs
- ContentPathSegment.cs
- CategoryNameCollection.cs
- HasCopySemanticsAttribute.cs
- ExceptionValidationRule.cs
- ManualResetEvent.cs
- ActiveXHelper.cs
- SharedPerformanceCounter.cs
- ThicknessAnimationUsingKeyFrames.cs
- JapaneseLunisolarCalendar.cs
- ColorContext.cs
- DataObjectSettingDataEventArgs.cs
- DataColumnMappingCollection.cs
- AppDomainShutdownMonitor.cs
- CompModSwitches.cs
- SoapReflectionImporter.cs
- BackStopAuthenticationModule.cs
- AutomationElementIdentifiers.cs
- NamedServiceModelExtensionCollectionElement.cs
- HtmlFormParameterWriter.cs
- XPathDocumentBuilder.cs
- SortQuery.cs