Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / 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
- ListInitExpression.cs
- SystemTcpConnection.cs
- ObjectDataSourceDisposingEventArgs.cs
- ManualResetEventSlim.cs
- DataMemberConverter.cs
- XPathException.cs
- ChangesetResponse.cs
- MetadataItemEmitter.cs
- PolyBezierSegmentFigureLogic.cs
- LinkButton.cs
- ImageCodecInfoPrivate.cs
- ToggleButtonAutomationPeer.cs
- RelatedView.cs
- ColumnMap.cs
- SoapAttributeAttribute.cs
- OperandQuery.cs
- base64Transforms.cs
- CorrelationManager.cs
- CustomSignedXml.cs
- PeerEndPoint.cs
- ProfileInfo.cs
- StringResourceManager.cs
- ItemCheckEvent.cs
- ReversePositionQuery.cs
- FigureParagraph.cs
- PackagingUtilities.cs
- TreeNode.cs
- MarkupWriter.cs
- SerializeAbsoluteContext.cs
- rsa.cs
- ViewSimplifier.cs
- QuaternionConverter.cs
- RegexRunnerFactory.cs
- DataGridViewAutoSizeModeEventArgs.cs
- SerializerDescriptor.cs
- FramingChannels.cs
- ParseChildrenAsPropertiesAttribute.cs
- HighlightVisual.cs
- TableItemPatternIdentifiers.cs
- XmlDesignerDataSourceView.cs
- IntSecurity.cs
- ConcurrentQueue.cs
- ContainerControl.cs
- _LocalDataStore.cs
- TypeDescriptionProviderAttribute.cs
- Accessible.cs
- DynamicMethod.cs
- CompositeCollection.cs
- KeyValueConfigurationElement.cs
- TogglePattern.cs
- WebPartEditorApplyVerb.cs
- InfoCardPolicy.cs
- InvariantComparer.cs
- EventMetadata.cs
- StreamBodyWriter.cs
- DataBoundControlHelper.cs
- Int32EqualityComparer.cs
- DateTimePicker.cs
- EdmProviderManifest.cs
- QueryResponse.cs
- BrowsableAttribute.cs
- TabPanel.cs
- AssertUtility.cs
- GeneralTransform3DGroup.cs
- ImplicitInputBrush.cs
- CheckBox.cs
- RuntimeConfigurationRecord.cs
- RtfFormatStack.cs
- XmlResolver.cs
- ProcessStartInfo.cs
- RepeatInfo.cs
- SimpleRecyclingCache.cs
- HandleCollector.cs
- ClickablePoint.cs
- MsmqIntegrationChannelFactory.cs
- ObjectItemAssemblyLoader.cs
- GradientBrush.cs
- PrePrepareMethodAttribute.cs
- SimpleLine.cs
- RecognizedWordUnit.cs
- PageTheme.cs
- ApplicationException.cs
- ProfessionalColors.cs
- InvalidPropValue.cs
- TableLayoutPanelResizeGlyph.cs
- SqlTriggerContext.cs
- Missing.cs
- BasicExpandProvider.cs
- SerializationAttributes.cs
- UserControl.cs
- XmlComment.cs
- NamedPipeConnectionPoolSettingsElement.cs
- BaseResourcesBuildProvider.cs
- InvalidWMPVersionException.cs
- TimelineGroup.cs
- CompiledXpathExpr.cs
- XmlFormatReaderGenerator.cs
- XmlReflectionImporter.cs
- hresults.cs
- SortableBindingList.cs