Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / CornerRadius.cs / 1305600 / CornerRadius.cs
//---------------------------------------------------------------------------- // // Copyright (C) Microsoft Corporation. All rights reserved. // // File: CornerRadius.cs // // Description: Contains the CornerRadius (double x4) value type. // // History: // 07/19/2004 : t-jaredg - created. // //--------------------------------------------------------------------------- using MS.Internal; using System.ComponentModel; using System.Globalization; namespace System.Windows { ////// CornerRadius is a value type used to describe the radius of a rectangle's corners (controlled independently). /// It contains four double structs each corresponding to a corner: TopLeft, TopRight, BottomLeft, BottomRight. /// The corner radii cannot be negative. /// [TypeConverter(typeof(CornerRadiusConverter))] public struct CornerRadius : IEquatable{ //------------------------------------------------------------------- // // Constructors // //------------------------------------------------------------------- #region Constructors /// /// This constructor builds a CornerRadius with a specified uniform double radius value on every corner. /// /// The specified uniform radius. public CornerRadius(double uniformRadius) { _topLeft = _topRight = _bottomLeft = _bottomRight = uniformRadius; } ////// This constructor builds a CornerRadius with the specified doubles on each corner. /// /// The thickness for the top left corner. /// The thickness for the top right corner. /// The thickness for the bottom right corner. /// The thickness for the bottom left corner. public CornerRadius(double topLeft, double topRight, double bottomRight, double bottomLeft) { _topLeft = topLeft; _topRight = topRight; _bottomRight = bottomRight; _bottomLeft = bottomLeft; } #endregion Constructors //-------------------------------------------------------------------- // // Public Methods // //------------------------------------------------------------------- #region Public Methods ////// This function compares to the provided object for type and value equality. /// /// Object to compare ///True if object is a CornerRadius and all sides of it are equal to this CornerRadius'. public override bool Equals(object obj) { if (obj is CornerRadius) { CornerRadius otherObj = (CornerRadius)obj; return (this == otherObj); } return (false); } ////// Compares this instance of CornerRadius with another instance. /// /// CornerRadius instance to compare. ///public bool Equals(CornerRadius cornerRadius) { return (this == cornerRadius); } /// true if this CornerRadius instance has the same value /// and unit type as cornerRadius./// This function returns a hash code. /// ///Hash code public override int GetHashCode() { return _topLeft.GetHashCode() ^ _topRight.GetHashCode() ^ _bottomLeft.GetHashCode() ^ _bottomRight.GetHashCode(); } ////// Converts this Thickness object to a string. /// ///String conversion. public override string ToString() { return CornerRadiusConverter.ToString(this, CultureInfo.InvariantCulture); } #endregion Public Methods //-------------------------------------------------------------------- // // Public Operators // //-------------------------------------------------------------------- #region Public Operators ////// Overloaded operator to compare two CornerRadiuses for equality. /// /// First CornerRadius to compare /// Second CornerRadius to compare ///True if all sides of the CornerRadius are equal, false otherwise // SEEALSO public static bool operator==(CornerRadius cr1, CornerRadius cr2) { return ( (cr1._topLeft == cr2._topLeft || (DoubleUtil.IsNaN(cr1._topLeft) && DoubleUtil.IsNaN(cr2._topLeft))) && (cr1._topRight == cr2._topRight || (DoubleUtil.IsNaN(cr1._topRight) && DoubleUtil.IsNaN(cr2._topRight))) && (cr1._bottomRight == cr2._bottomRight || (DoubleUtil.IsNaN(cr1._bottomRight) && DoubleUtil.IsNaN(cr2._bottomRight))) && (cr1._bottomLeft == cr2._bottomLeft || (DoubleUtil.IsNaN(cr1._bottomLeft) && DoubleUtil.IsNaN(cr2._bottomLeft))) ); } ////// Overloaded operator to compare two CornerRadiuses for inequality. /// /// First CornerRadius to compare /// Second CornerRadius to compare ///False if all sides of the CornerRadius are equal, true otherwise // SEEALSO public static bool operator!=(CornerRadius cr1, CornerRadius cr2) { return (!(cr1 == cr2)); } #endregion Public Operators //------------------------------------------------------------------- // // Public Properties // //-------------------------------------------------------------------- #region Public Properties ///This property is the Length on the thickness' top left corner public double TopLeft { get { return _topLeft; } set { _topLeft = value; } } ///This property is the Length on the thickness' top right corner public double TopRight { get { return _topRight; } set { _topRight = value; } } ///This property is the Length on the thickness' bottom right corner public double BottomRight { get { return _bottomRight; } set { _bottomRight = value; } } ///This property is the Length on the thickness' bottom left corner public double BottomLeft { get { return _bottomLeft; } set { _bottomLeft = value; } } #endregion Public Properties //------------------------------------------------------------------- // // Internal Methods Properties // //------------------------------------------------------------------- #region Internal Methods Properties internal bool IsValid(bool allowNegative, bool allowNaN, bool allowPositiveInfinity, bool allowNegativeInfinity) { if (!allowNegative) { if (_topLeft < 0d || _topRight < 0d || _bottomLeft < 0d || _bottomRight < 0d) { return (false); } } if (!allowNaN) { if (DoubleUtil.IsNaN(_topLeft) || DoubleUtil.IsNaN(_topRight) || DoubleUtil.IsNaN(_bottomLeft) || DoubleUtil.IsNaN(_bottomRight)) { return (false); } } if (!allowPositiveInfinity) { if (Double.IsPositiveInfinity(_topLeft) || Double.IsPositiveInfinity(_topRight) || Double.IsPositiveInfinity(_bottomLeft) || Double.IsPositiveInfinity(_bottomRight)) { return (false); } } if (!allowNegativeInfinity) { if (Double.IsNegativeInfinity(_topLeft) || Double.IsNegativeInfinity(_topRight) || Double.IsNegativeInfinity(_bottomLeft) || Double.IsNegativeInfinity(_bottomRight)) { return (false); } } return (true); } internal bool IsZero { get { return ( DoubleUtil.IsZero(_topLeft) && DoubleUtil.IsZero(_topRight) && DoubleUtil.IsZero(_bottomRight) && DoubleUtil.IsZero(_bottomLeft) ); } } #endregion Internal Methods Properties //------------------------------------------------------------------- // // Private Fields // //-------------------------------------------------------------------- #region Private Fields private double _topLeft; private double _topRight; private double _bottomLeft; private double _bottomRight; #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
- PathGradientBrush.cs
- TypeGeneratedEventArgs.cs
- Vector3DCollectionValueSerializer.cs
- TextRange.cs
- HtmlMeta.cs
- SchemaLookupTable.cs
- DataViewListener.cs
- PathFigureCollectionConverter.cs
- LogicalExpressionEditor.cs
- _PooledStream.cs
- CommonXSendMessage.cs
- _NetworkingPerfCounters.cs
- UnsafeNativeMethods.cs
- SizeAnimation.cs
- RuleProcessor.cs
- SqlProfileProvider.cs
- LicenseProviderAttribute.cs
- Number.cs
- ExpandableObjectConverter.cs
- SiteMapNodeItemEventArgs.cs
- DateTimeOffset.cs
- ExecutedRoutedEventArgs.cs
- ConfigsHelper.cs
- AttributeConverter.cs
- DataGridViewCellValidatingEventArgs.cs
- ToolStripMenuItemDesigner.cs
- ProfileGroupSettingsCollection.cs
- WebPartManagerDesigner.cs
- XmlTypeMapping.cs
- CodeMethodInvokeExpression.cs
- DataGridViewSortCompareEventArgs.cs
- TableCellAutomationPeer.cs
- TextCompositionManager.cs
- UnlockInstanceAsyncResult.cs
- XmlAnyElementAttributes.cs
- SystemFonts.cs
- HtmlInputReset.cs
- ServiceModelStringsVersion1.cs
- DeviceFiltersSection.cs
- ButtonColumn.cs
- ListMarkerSourceInfo.cs
- DialogResultConverter.cs
- TableCell.cs
- ButtonChrome.cs
- BulletedListEventArgs.cs
- DateTimeUtil.cs
- PkcsMisc.cs
- Mouse.cs
- HtmlElementEventArgs.cs
- OdbcConnectionPoolProviderInfo.cs
- BamlLocalizer.cs
- ClipboardProcessor.cs
- MetadataArtifactLoaderXmlReaderWrapper.cs
- TextEndOfLine.cs
- CodeCompiler.cs
- IndexedWhereQueryOperator.cs
- TypeDescriptionProviderAttribute.cs
- NumericExpr.cs
- EntityDescriptor.cs
- EventMappingSettings.cs
- WindowsListViewItemCheckBox.cs
- BinaryMethodMessage.cs
- PopupEventArgs.cs
- InputLanguageEventArgs.cs
- HorizontalAlignConverter.cs
- SqlBuffer.cs
- CellParaClient.cs
- EtwTrackingBehavior.cs
- GeneralTransform3D.cs
- InternalConfigRoot.cs
- VisualStates.cs
- StatusBarItem.cs
- BaseComponentEditor.cs
- ToolStripContentPanelRenderEventArgs.cs
- GeneralTransform.cs
- WindowsStatusBar.cs
- AsymmetricSecurityBindingElement.cs
- UnitySerializationHolder.cs
- AxDesigner.cs
- DirectoryGroupQuery.cs
- DataGridViewRowPostPaintEventArgs.cs
- SingleResultAttribute.cs
- MapPathBasedVirtualPathProvider.cs
- ManualResetEvent.cs
- LambdaSerializationException.cs
- XmlIgnoreAttribute.cs
- PerformanceCountersElement.cs
- MissingMemberException.cs
- ElementAtQueryOperator.cs
- ToolStripDropDown.cs
- KeyEvent.cs
- VideoDrawing.cs
- AuthenticationSection.cs
- AutomationEvent.cs
- TextBounds.cs
- MiniCustomAttributeInfo.cs
- StorageInfo.cs
- Aggregates.cs
- GridEntryCollection.cs
- BitmapSizeOptions.cs