Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Framework / System / Windows / Documents / FixedSOMLineCollection.cs / 1 / FixedSOMLineCollection.cs
/*++ File: FixedSOMLineCollection.cs Copyright (C) 2005 Microsoft Corporation. All rights reserved. Description: Internal helper class that can store a set of sorted horizontal and vertical FixedSOMLineRanges. These ranges are used in construction of FixedBlocks and Tables History: 05/17/2005: agurcan - Created --*/ namespace System.Windows.Documents { using System.Collections.Generic; using System.Windows.Shapes; using System.Windows.Media; using System.Diagnostics; using System.Windows; //Stores a collection of horizontal and vertical lines sorted by y and x axis respectively // internal sealed class FixedSOMLineCollection { //-------------------------------------------------------------------- // // Constructors // //--------------------------------------------------------------------- #region Constructors public FixedSOMLineCollection() { _verticals = new List(); _horizontals = new List (); } #endregion Constructors //------------------------------------------------------------------- // // Internal Methods // //--------------------------------------------------------------------- #region Public Methods public bool IsVerticallySeparated(double left, double top, double right, double bottom) { return _IsSeparated(_verticals, left, top, right, bottom); } public bool IsHorizontallySeparated(double left, double top, double right, double bottom) { return _IsSeparated(_horizontals, top, left, bottom, right); } public void AddVertical(Point point1, Point point2) { Debug.Assert(point1.X == point2.X); _AddLineToRanges(_verticals, point1.X, point1.Y, point2.Y); } public void AddHorizontal(Point point1, Point point2) { Debug.Assert(point1.Y == point2.Y); _AddLineToRanges(_horizontals, point1.Y, point1.X, point2.X); } #endregion Public Methods #region Private Methods //Merge line 2 into line 1 private void _AddLineToRanges(List ranges, double line, double start, double end) { if (start > end) { double temp = start; start = end; end = temp; } FixedSOMLineRanges range; double maxSeparation = .5 * FixedSOMLineRanges.MinLineSeparation; for (int i=0; i < ranges.Count; i++) { if (line < ranges[i].Line - maxSeparation) { range = new FixedSOMLineRanges(); range.Line = line; range.AddRange(start, end); ranges.Insert(i, range); return; } else if (line < ranges[i].Line + maxSeparation) { ranges[i].AddRange(start, end); return; } } // add to end range = new FixedSOMLineRanges(); range.Line = line; range.AddRange(start, end); ranges.Add(range); return; } //Generic function that decides whether or not a rectangle as spefied by the points is //divided by any of the lines in the line ranges in the passed in list private bool _IsSeparated(List lines, double parallelLowEnd, double perpLowEnd, double parallelHighEnd, double perpHighEnd) { int startIndex = 0; int endIndex = lines.Count; if (endIndex == 0) { return false; } int i = 0; while (endIndex > startIndex) { i = (startIndex + endIndex) >> 1; if (lines[i].Line < parallelLowEnd) { startIndex = i + 1; } else { if (lines[i].Line <= parallelHighEnd) { break; } endIndex = i; } } if (lines[i].Line >= parallelLowEnd && lines[i].Line <= parallelHighEnd) { do { i--; } while (i>=0 && lines[i].Line >= parallelLowEnd); i++; while (i =0) { double end = lines[i].End[rangeIndex]; if (end >= perpHighEnd - allowedMargin) { return true; } } i++; }; } return false; } #endregion Private Methods #region Public Properties public List HorizontalLines { get { return _horizontals; } } public List VerticalLines { get { return _verticals; } } #endregion Public Properties //-------------------------------------------------------------------- // // Private Fields // //--------------------------------------------------------------------- #region Private Fields private List _horizontals; private List _verticals; private const double _fudgeFactor = 0.1; // We allow 10% margin at each end #endregion Private Fields } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. /*++ File: FixedSOMLineCollection.cs Copyright (C) 2005 Microsoft Corporation. All rights reserved. Description: Internal helper class that can store a set of sorted horizontal and vertical FixedSOMLineRanges. These ranges are used in construction of FixedBlocks and Tables History: 05/17/2005: agurcan - Created --*/ namespace System.Windows.Documents { using System.Collections.Generic; using System.Windows.Shapes; using System.Windows.Media; using System.Diagnostics; using System.Windows; //Stores a collection of horizontal and vertical lines sorted by y and x axis respectively // internal sealed class FixedSOMLineCollection { //-------------------------------------------------------------------- // // Constructors // //--------------------------------------------------------------------- #region Constructors public FixedSOMLineCollection() { _verticals = new List (); _horizontals = new List (); } #endregion Constructors //------------------------------------------------------------------- // // Internal Methods // //--------------------------------------------------------------------- #region Public Methods public bool IsVerticallySeparated(double left, double top, double right, double bottom) { return _IsSeparated(_verticals, left, top, right, bottom); } public bool IsHorizontallySeparated(double left, double top, double right, double bottom) { return _IsSeparated(_horizontals, top, left, bottom, right); } public void AddVertical(Point point1, Point point2) { Debug.Assert(point1.X == point2.X); _AddLineToRanges(_verticals, point1.X, point1.Y, point2.Y); } public void AddHorizontal(Point point1, Point point2) { Debug.Assert(point1.Y == point2.Y); _AddLineToRanges(_horizontals, point1.Y, point1.X, point2.X); } #endregion Public Methods #region Private Methods //Merge line 2 into line 1 private void _AddLineToRanges(List ranges, double line, double start, double end) { if (start > end) { double temp = start; start = end; end = temp; } FixedSOMLineRanges range; double maxSeparation = .5 * FixedSOMLineRanges.MinLineSeparation; for (int i=0; i < ranges.Count; i++) { if (line < ranges[i].Line - maxSeparation) { range = new FixedSOMLineRanges(); range.Line = line; range.AddRange(start, end); ranges.Insert(i, range); return; } else if (line < ranges[i].Line + maxSeparation) { ranges[i].AddRange(start, end); return; } } // add to end range = new FixedSOMLineRanges(); range.Line = line; range.AddRange(start, end); ranges.Add(range); return; } //Generic function that decides whether or not a rectangle as spefied by the points is //divided by any of the lines in the line ranges in the passed in list private bool _IsSeparated(List lines, double parallelLowEnd, double perpLowEnd, double parallelHighEnd, double perpHighEnd) { int startIndex = 0; int endIndex = lines.Count; if (endIndex == 0) { return false; } int i = 0; while (endIndex > startIndex) { i = (startIndex + endIndex) >> 1; if (lines[i].Line < parallelLowEnd) { startIndex = i + 1; } else { if (lines[i].Line <= parallelHighEnd) { break; } endIndex = i; } } if (lines[i].Line >= parallelLowEnd && lines[i].Line <= parallelHighEnd) { do { i--; } while (i>=0 && lines[i].Line >= parallelLowEnd); i++; while (i =0) { double end = lines[i].End[rangeIndex]; if (end >= perpHighEnd - allowedMargin) { return true; } } i++; }; } return false; } #endregion Private Methods #region Public Properties public List HorizontalLines { get { return _horizontals; } } public List VerticalLines { get { return _verticals; } } #endregion Public Properties //-------------------------------------------------------------------- // // Private Fields // //--------------------------------------------------------------------- #region Private Fields private List _horizontals; private List _verticals; private const double _fudgeFactor = 0.1; // We allow 10% margin at each end #endregion Private Fields } } // 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
- CrossAppDomainChannel.cs
- unitconverter.cs
- GlobalItem.cs
- DataGridViewControlCollection.cs
- XsltQilFactory.cs
- SslStream.cs
- Crc32.cs
- XmlCharacterData.cs
- DependencyStoreSurrogate.cs
- DataGridViewImageCell.cs
- SimpleLine.cs
- CodeIndexerExpression.cs
- XmlSchemaComplexContentExtension.cs
- FilterableAttribute.cs
- ContentFileHelper.cs
- ListBoxChrome.cs
- AssertSection.cs
- SelectingProviderEventArgs.cs
- DecoratedNameAttribute.cs
- XslException.cs
- TextEffect.cs
- ReadOnlyObservableCollection.cs
- UriExt.cs
- ChangeDirector.cs
- FontStretches.cs
- AutomationPeer.cs
- SoapObjectInfo.cs
- BindingOperations.cs
- SparseMemoryStream.cs
- OwnerDrawPropertyBag.cs
- WebPartDisplayModeCollection.cs
- DistinctQueryOperator.cs
- X509ScopedServiceCertificateElement.cs
- CssClassPropertyAttribute.cs
- SqlParameterizer.cs
- util.cs
- LightweightCodeGenerator.cs
- GlyphShapingProperties.cs
- DependencyPropertyConverter.cs
- DesignerAdapterAttribute.cs
- MultiAsyncResult.cs
- DetailsViewDeletedEventArgs.cs
- LambdaCompiler.Logical.cs
- MemoryMappedFile.cs
- SmtpSpecifiedPickupDirectoryElement.cs
- BooleanAnimationBase.cs
- objectquery_tresulttype.cs
- WebEventTraceProvider.cs
- InputScopeAttribute.cs
- TextMetrics.cs
- SecurityMode.cs
- odbcmetadatacolumnnames.cs
- LateBoundBitmapDecoder.cs
- WpfGeneratedKnownTypes.cs
- ParallelTimeline.cs
- RoutedEventValueSerializer.cs
- ListControlConvertEventArgs.cs
- ContentOperations.cs
- DiscreteKeyFrames.cs
- NotImplementedException.cs
- CFStream.cs
- AttachedAnnotationChangedEventArgs.cs
- Win32Native.cs
- ListArgumentProvider.cs
- ObjectStateEntryBaseUpdatableDataRecord.cs
- DataServiceClientException.cs
- WorkflowDesignerMessageFilter.cs
- XmlILTrace.cs
- ResourcePool.cs
- SmtpClient.cs
- WebPartConnectionsCloseVerb.cs
- TableChangeProcessor.cs
- BufferedReceiveElement.cs
- MemberPath.cs
- HttpRequestCacheValidator.cs
- CellNormalizer.cs
- WebControlAdapter.cs
- MsmqIntegrationProcessProtocolHandler.cs
- UnhandledExceptionEventArgs.cs
- GeneralTransformCollection.cs
- PinnedBufferMemoryStream.cs
- SQlBooleanStorage.cs
- Popup.cs
- BrowserDefinition.cs
- ThreadAbortException.cs
- DataGridAutoFormatDialog.cs
- ToolZoneDesigner.cs
- ZoneLinkButton.cs
- AmbientProperties.cs
- SystemIPInterfaceProperties.cs
- DesignerActionListCollection.cs
- altserialization.cs
- login.cs
- SoapReflectionImporter.cs
- RegisteredHiddenField.cs
- MetadataItemSerializer.cs
- SystemIcons.cs
- basecomparevalidator.cs
- XPathConvert.cs
- LinkLabelLinkClickedEvent.cs