// Token: 0x06002B79 RID: 11129 RVA: 0x000C66D0 File Offset: 0x000C48D0
internal int GetPageNumber(ContentPosition contentPosition)
{
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
DynamicDocumentPaginator dynamicDocumentPaginator = null;
ContentPosition contentPosition2 = null;
if (contentPosition is DocumentSequenceTextPointer)
{
DocumentSequenceTextPointer documentSequenceTextPointer = (DocumentSequenceTextPointer)contentPosition;
dynamicDocumentPaginator = this.GetPaginator(documentSequenceTextPointer.ChildBlock.DocRef);
contentPosition2 = (documentSequenceTextPointer.ChildPointer as ContentPosition);
}
if (contentPosition2 == null)
{
throw new ArgumentException(SR.Get("IDPInvalidContentPosition"));
}
int pageNumber = dynamicDocumentPaginator.GetPageNumber(contentPosition2);
int result;
this._SynthesizeGlobalPageNumber(dynamicDocumentPaginator, pageNumber, out result);
return(result);
}
/// <summary>
/// <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
internal int GetPageNumber(ContentPosition contentPosition)
{
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
// ContentPosition may be only created by DynamicDocumentPaginator.GetObjectPosition or
// DynamicDocumentPaginator.GetPagePosition.
// Because of that we are expecting one of 2 types here.
DynamicDocumentPaginator childPaginator = null;
ContentPosition childContentPosition = null;
if (contentPosition is DocumentSequenceTextPointer)
{
DocumentSequenceTextPointer dsTextPointer = (DocumentSequenceTextPointer)contentPosition;
#pragma warning suppress 6506 // dsTextPointer is obviously not null
childPaginator = GetPaginator(dsTextPointer.ChildBlock.DocRef);
childContentPosition = dsTextPointer.ChildPointer as ContentPosition;
}
if (childContentPosition == null)
{
throw new ArgumentException(SR.Get(SRID.IDPInvalidContentPosition));
}
int childPageNumber = childPaginator.GetPageNumber(childContentPosition);
int pageNumber;
_SynthesizeGlobalPageNumber(childPaginator, childPageNumber, out pageNumber);
return(pageNumber);
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="contentPosition">The parameter passed into the GetPageNumberAsync call.</param>
/// <param name="pageNumber">The first page number on which the element appears.</param>
/// <param name="error">Error occurred during an asynchronous operation.</param>
/// <param name="cancelled">Whether an asynchronous operation has been cancelled.</param>
/// <param name="userState">Unique identifier for the asynchronous task.</param>
public GetPageNumberCompletedEventArgs(ContentPosition contentPosition, int pageNumber, Exception error, bool cancelled, object userState)
:
base(error, cancelled, userState)
{
_contentPosition = contentPosition;
_pageNumber = pageNumber;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="contentPosition">The parameter passed into the GetPageNumberAsync call.</param>
/// <param name="pageNumber">The first page number on which the element appears.</param>
/// <param name="error">Error occurred during an asynchronous operation.</param>
/// <param name="cancelled">Whether an asynchronous operation has been cancelled.</param>
/// <param name="userState">Unique identifier for the asynchronous task.</param>
public GetPageNumberCompletedEventArgs(ContentPosition contentPosition, int pageNumber, Exception error, bool cancelled, object userState)
:
base(error, cancelled, userState)
{
_contentPosition = contentPosition;
_pageNumber = pageNumber;
}
// Token: 0x06002CBF RID: 11455 RVA: 0x000C9CB4 File Offset: 0x000C7EB4
internal int GetPageNumber(ContentPosition contentPosition)
{
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
FixedTextPointer fixedTextPointer = contentPosition as FixedTextPointer;
if (fixedTextPointer == null)
{
throw new ArgumentException(SR.Get("IDPInvalidContentPosition"));
}
return(fixedTextPointer.FixedTextContainer.GetPageNumber(fixedTextPointer));
}
/// <summary>
/// Async version of <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
/// <param name="contentPosition">Content position.</param>
/// <param name="userState">Unique identifier for the asynchronous task.</param>
/// <exception cref="ArgumentException">
/// Throws ArgumentException if the ContentPosition does not exist within
/// this element’s tree.
/// </exception>
public virtual void GetPageNumberAsync(ContentPosition contentPosition, object userState)
{
int pageNumber;
// Content position cannot be null.
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
// Content position cannot be Missing.
if (contentPosition == ContentPosition.Missing)
{
throw new ArgumentException(SR.Get(SRID.PaginatorMissingContentPosition), "contentPosition");
}
pageNumber = GetPageNumber(contentPosition);
OnGetPageNumberCompleted(new GetPageNumberCompletedEventArgs(contentPosition, pageNumber, null, false, userState));
}
/// <summary>
/// Async version of <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
/// <param name="contentPosition">Content position.</param>
/// <param name="userState">Unique identifier for the asynchronous task.</param>
/// <exception cref="ArgumentException">
/// Throws ArgumentException if the ContentPosition does not exist within
/// this element’s tree.
/// </exception>
public virtual void GetPageNumberAsync(ContentPosition contentPosition, object userState)
{
int pageNumber;
// Content position cannot be null.
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
// Content position cannot be Missing.
if (contentPosition == ContentPosition.Missing)
{
throw new ArgumentException(SR.Get(SRID.PaginatorMissingContentPosition), "contentPosition");
}
pageNumber = GetPageNumber(contentPosition);
OnGetPageNumberCompleted(new GetPageNumberCompletedEventArgs(contentPosition, pageNumber, null, false, userState));
}
// Token: 0x06002B7B RID: 11131 RVA: 0x000C67A8 File Offset: 0x000C49A8
internal ContentPosition GetObjectPosition(object o)
{
if (o == null)
{
throw new ArgumentNullException("o");
}
foreach (DocumentReference docRef in this.References)
{
DynamicDocumentPaginator paginator = this.GetPaginator(docRef);
if (paginator != null)
{
ContentPosition objectPosition = paginator.GetObjectPosition(o);
if (objectPosition != ContentPosition.Missing && objectPosition is ITextPointer)
{
ChildDocumentBlock childBlock = new ChildDocumentBlock(this.TextContainer, docRef);
return(new DocumentSequenceTextPointer(childBlock, (ITextPointer)objectPosition));
}
}
}
return(ContentPosition.Missing);
}
/// <summary>
/// Async version of <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
/// <param name="contentPosition">Content position.</param>
/// <exception cref="ArgumentException">
/// Throws ArgumentException if the ContentPosition does not exist within
/// this element's tree.
/// </exception>
public virtual void GetPageNumberAsync(ContentPosition contentPosition)
{
GetPageNumberAsync(contentPosition, null);
}
internal BringIntoViewState(DocumentViewerBase source, ContentPosition contentPosition, DependencyObject targetObject, Rect targetRect)
{
this.Source = source;
this.ContentPosition = contentPosition;
this.TargetObject = targetObject;
this.TargetRect = targetRect;
}
/// <summary>
/// Constructs a new MakeVisibleData object
/// </summary>
/// <param name="visual">A visual to be made visible.</param>
/// <param name="contentPosition">A ContentPosition to be made visible.</param>
/// <param name="rect">Any bounding rect to be made visible.</param>
public MakeVisibleData(Visual visual, ContentPosition contentPosition, Rect rect)
{
_visual = visual;
_contentPosition = contentPosition;
_rect = rect;
}
/// <summary>
/// Returns the page number on which the ContentPosition appears.
/// </summary>
/// <param name="contentPosition">Content position.</param>
/// <returns>
/// Returns the page number on which the ContentPosition appears.
/// </returns>
/// <exception cref="ArgumentException">
/// Throws ArgumentException if the ContentPosition does not exist within
/// this element's tree.
/// </exception>
public override int GetPageNumber(ContentPosition contentPosition)
{
TextPointer flowContentPosition;
int pageNumber;
// Ensure usage from just one Dispatcher object.
// FlowDocumentPaginator runs its own layout, hence there is a need
// to protect it from random access from other threads.
_dispatcherObject.VerifyAccess();
// ContentPosition cannot be null.
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
// ContentPosition must be of appropriate type and must be part of
// the content.
flowContentPosition = contentPosition as TextPointer;
if (flowContentPosition == null)
{
throw new ArgumentException(SR.Get(SRID.IDPInvalidContentPosition), "contentPosition");
}
if (flowContentPosition.TextContainer != _document.StructuralCache.TextContainer)
{
throw new ArgumentException(SR.Get(SRID.IDPInvalidContentPosition), "contentPosition");
}
// We are about to perform synchronous pagination, so need to check for
// reentrancy.
if (_document.StructuralCache.IsFormattingInProgress)
{
throw new InvalidOperationException(SR.Get(SRID.FlowDocumentFormattingReentrancy));
}
if (_document.StructuralCache.IsContentChangeInProgress)
{
throw new InvalidOperationException(SR.Get(SRID.TextContainerChangingReentrancyInvalid));
}
// Disable processing of the queue during blocking operations to prevent unrelated reentrancy.
using (_document.Dispatcher.DisableProcessing())
{
_document.StructuralCache.IsFormattingInProgress = true; // Set reentrancy flag.
pageNumber = 0;
try
{
while (!_brt.GetPageNumberForContentPosition(flowContentPosition, ref pageNumber))
{
// If failed to get PageNumber and BreakRecordTable is clean,
// the input ContentPosition does not belong to the content.
// But according to check above, it does belong to the content.
// Break and return -1 in this case
if (_brt.IsClean)
{
pageNumber = -1;
break;
}
// Do synchronous pagination for the next missing page number.
FormatPage(pageNumber);
}
}
finally
{
_document.StructuralCache.IsFormattingInProgress = false; // Clear reentrancy flag.
}
}
return pageNumber;
}
/// <summary>
/// Handle the case when the position is no longer valid for the current document, conservatively returns true if
/// is uknown.
/// </summary>
private bool IsValidContentPositionForDocument(IDocumentPaginatorSource document, ContentPosition contentPosition)
{
FlowDocument flowDocument = document as FlowDocument;
TextPointer textPointer = contentPosition as TextPointer;
if(flowDocument != null && textPointer != null)
{
return flowDocument.ContentStart.TextContainer == textPointer.TextContainer;
}
return true;
}
public virtual new void GetPageNumberAsync(ContentPosition contentPosition)
{
}
public GetPageNumberCompletedEventArgs(ContentPosition contentPosition, int pageNumber, Exception error, bool cancelled, Object userState) : base (default(Exception), default(bool), default(Object))
{
}
/// <summary>
/// Async version of <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
/// <param name="contentPosition">Content position.</param>
/// <exception cref="ArgumentException">
/// Throws ArgumentException if the ContentPosition does not exist within
/// this element's tree.
/// </exception>
public virtual void GetPageNumberAsync(ContentPosition contentPosition)
{
GetPageNumberAsync(contentPosition, null);
}
/// <summary>
/// <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
/// <exception cref="ArgumentNullException">contentPosition is NULL.</exception>
/// <exception cref="ArgumentException">ContentPosition does not exist within this element?s tree.</exception>
internal int GetPageNumber(ContentPosition contentPosition)
{
// Dispatcher.VerifyAccess();
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
FixedTextPointer fixedTextPointer = contentPosition as FixedTextPointer;
if (fixedTextPointer == null)
{
throw new ArgumentException(SR.Get(SRID.IDPInvalidContentPosition));
}
return fixedTextPointer.FixedTextContainer.GetPageNumber(fixedTextPointer);
}
public virtual new void GetPageNumberAsync(ContentPosition contentPosition, Object userState)
{
}
/// <summary>
/// Async version of <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
/// <param name="contentPosition">Content position.</param>
/// <param name="userState">Unique identifier for the asynchronous task.</param>
/// <exception cref="ArgumentException">
/// Throws ArgumentException if the ContentPosition does not exist within
/// this element�s tree.
/// </exception>
public override void GetPageNumberAsync(ContentPosition contentPosition, object userState)
{
// Content position cannot be null.
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
// Content position cannot be Missing.
if (contentPosition == ContentPosition.Missing)
{
throw new ArgumentException(SR.Get(SRID.IDPInvalidContentPosition), "contentPosition");
}
// ContentPosition must be of appropriate type and must be part of
// the content.
TextPointer flowContentPosition = contentPosition as TextPointer;
if (flowContentPosition == null)
{
throw new ArgumentException(SR.Get(SRID.IDPInvalidContentPosition), "contentPosition");
}
if (flowContentPosition.TextContainer != _document.StructuralCache.TextContainer)
{
throw new ArgumentException(SR.Get(SRID.IDPInvalidContentPosition), "contentPosition");
}
int pageNumber = 0;
if(!_backgroundPagination)
{
pageNumber = GetPageNumber(contentPosition);
OnGetPageNumberCompleted(new GetPageNumberCompletedEventArgs(contentPosition, pageNumber, null, false, userState));
}
else
{
if(_brt.GetPageNumberForContentPosition(flowContentPosition, ref pageNumber))
{
OnGetPageNumberCompleted(new GetPageNumberCompletedEventArgs(contentPosition, pageNumber, null, false, userState));
}
else
{
_asyncRequests.Add(new GetPageNumberAsyncRequest(flowContentPosition, userState, this));
InitiateNextAsyncOperation();
}
}
}
public abstract int GetPageNumber(ContentPosition contentPosition);
/// <summary>
/// <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
internal int GetPageNumber(ContentPosition contentPosition)
{
if (contentPosition == null)
{
throw new ArgumentNullException("contentPosition");
}
// ContentPosition may be only created by DynamicDocumentPaginator.GetObjectPosition or
// DynamicDocumentPaginator.GetPagePosition.
// Because of that we are expecting one of 2 types here.
DynamicDocumentPaginator childPaginator = null;
ContentPosition childContentPosition = null;
if (contentPosition is DocumentSequenceTextPointer)
{
DocumentSequenceTextPointer dsTextPointer = (DocumentSequenceTextPointer)contentPosition;
#pragma warning suppress 6506 // dsTextPointer is obviously not null
childPaginator = GetPaginator(dsTextPointer.ChildBlock.DocRef);
childContentPosition = dsTextPointer.ChildPointer as ContentPosition;
}
if (childContentPosition == null)
{
throw new ArgumentException(SR.Get(SRID.IDPInvalidContentPosition));
}
int childPageNumber = childPaginator.GetPageNumber(childContentPosition);
int pageNumber;
_SynthesizeGlobalPageNumber(childPaginator, childPageNumber, out pageNumber);
return pageNumber;
}
public virtual new void GetPageNumberAsync(ContentPosition contentPosition)
{
}
/// <summary>
/// <see cref="DynamicDocumentPaginator.GetPageNumber"/>
/// </summary>
public override int GetPageNumber(ContentPosition contentPosition)
{
return _document.GetPageNumber(contentPosition);
}
public virtual new void GetPageNumberAsync(ContentPosition contentPosition, Object userState)
{
}
//-------------------------------------------------------------------
//
// Public Methods
//
//-------------------------------------------------------------------
#region Public Methods
/// <summary>
/// Returns the page number on which the ContentPosition appears.
/// </summary>
/// <param name="contentPosition">Content position.</param>
/// <returns>
/// Returns the page number on which the ContentPosition appears.
/// </returns>
/// <exception cref="ArgumentException">
/// Throws ArgumentException if the ContentPosition does not exist within
/// this element's tree.
/// </exception>
public abstract int GetPageNumber(ContentPosition contentPosition);
public GetPageNumberCompletedEventArgs(ContentPosition contentPosition, int pageNumber, Exception error, bool cancelled, Object userState) : base(default(Exception), default(bool), default(Object))
{
}
