//redraws highlights on page
private void UpdateHighlightVisual(FixedPage page)
{
if (page != null)
{
HighlightVisual hv = HighlightVisual.GetHighlightVisual(page);
if (hv != null)
{
hv.UpdateRubberbandSelection(this);
}
}
}
// Token: 0x06002D7E RID: 11646 RVA: 0x000CCE20 File Offset: 0x000CB020
protected internal override void OnVisualParentChanged(DependencyObject oldParent)
{
base.OnVisualParentChanged(oldParent);
if (oldParent == null)
{
HighlightVisual highlightVisual = HighlightVisual.GetHighlightVisual(this);
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(this);
if (highlightVisual == null && adornerLayer != null)
{
PageContent pageContent = LogicalTreeHelper.GetParent(this) as PageContent;
if (pageContent != null)
{
FixedDocument fixedDocument = LogicalTreeHelper.GetParent(pageContent) as FixedDocument;
if (fixedDocument != null && adornerLayer != null)
{
int zOrder = 1073741823;
adornerLayer.Add(new HighlightVisual(fixedDocument, this), zOrder);
}
}
}
}
}
// Token: 0x06003018 RID: 12312 RVA: 0x000D8448 File Offset: 0x000D6648
internal static HighlightVisual GetHighlightVisual(FixedPage page)
{
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(page);
if (adornerLayer == null)
{
return(null);
}
Adorner[] adorners = adornerLayer.GetAdorners(page);
if (adorners != null)
{
foreach (Adorner adorner in adorners)
{
HighlightVisual highlightVisual = adorner as HighlightVisual;
if (highlightVisual != null)
{
return(highlightVisual);
}
}
}
return(null);
}
// Token: 0x06002CE0 RID: 11488 RVA: 0x000CA4F8 File Offset: 0x000C86F8
private void OnHighlightChanged(object sender, HighlightChangedEventArgs args)
{
ITextContainer fixedContainer = this.FixedContainer;
Highlights highlights = null;
FixedDocumentSequence fixedDocumentSequence = base.Parent as FixedDocumentSequence;
if (fixedDocumentSequence != null)
{
highlights = fixedDocumentSequence.TextContainer.Highlights;
}
else
{
highlights = this.FixedContainer.Highlights;
}
List <FixedPage> list = new List <FixedPage>();
foreach (FixedPage item in this._highlights.Keys)
{
list.Add(item);
}
this._highlights.Clear();
StaticTextPointer staticTextPointer = fixedContainer.CreateStaticPointerAtOffset(0);
for (;;)
{
if (!highlights.IsContentHighlighted(staticTextPointer, LogicalDirection.Forward))
{
staticTextPointer = highlights.GetNextHighlightChangePosition(staticTextPointer, LogicalDirection.Forward);
if (staticTextPointer.IsNull)
{
break;
}
}
object highlightValue = highlights.GetHighlightValue(staticTextPointer, LogicalDirection.Forward, typeof(TextSelection));
StaticTextPointer textPosition = staticTextPointer;
FixedHighlightType fixedHighlightType = FixedHighlightType.None;
Brush foregroundBrush = null;
Brush backgroundBrush = null;
if (highlightValue != DependencyProperty.UnsetValue)
{
do
{
staticTextPointer = highlights.GetNextHighlightChangePosition(staticTextPointer, LogicalDirection.Forward);
}while (highlights.GetHighlightValue(staticTextPointer, LogicalDirection.Forward, typeof(TextSelection)) != DependencyProperty.UnsetValue);
fixedHighlightType = FixedHighlightType.TextSelection;
foregroundBrush = null;
backgroundBrush = null;
}
else
{
AnnotationHighlightLayer.HighlightSegment highlightSegment = highlights.GetHighlightValue(textPosition, LogicalDirection.Forward, typeof(HighlightComponent)) as AnnotationHighlightLayer.HighlightSegment;
if (highlightSegment != null)
{
staticTextPointer = highlights.GetNextHighlightChangePosition(staticTextPointer, LogicalDirection.Forward);
fixedHighlightType = FixedHighlightType.AnnotationHighlight;
backgroundBrush = highlightSegment.Fill;
}
}
if (fixedHighlightType != FixedHighlightType.None)
{
this.FixedContainer.GetMultiHighlights((FixedTextPointer)textPosition.CreateDynamicTextPointer(LogicalDirection.Forward), (FixedTextPointer)staticTextPointer.CreateDynamicTextPointer(LogicalDirection.Forward), this._highlights, fixedHighlightType, foregroundBrush, backgroundBrush);
}
}
ArrayList arrayList = new ArrayList();
IList ranges = args.Ranges;
for (int i = 0; i < ranges.Count; i++)
{
TextSegment textSegment = (TextSegment)ranges[i];
int pageNumber = this.FixedContainer.GetPageNumber(textSegment.Start);
int pageNumber2 = this.FixedContainer.GetPageNumber(textSegment.End);
for (int j = pageNumber; j <= pageNumber2; j++)
{
if (arrayList.IndexOf(j) < 0)
{
arrayList.Add(j);
}
}
}
ICollection <FixedPage> keys = this._highlights.Keys;
foreach (FixedPage fixedPage in list)
{
if (!keys.Contains(fixedPage))
{
int indexOfPage = this.GetIndexOfPage(fixedPage);
if (indexOfPage >= 0 && indexOfPage < this.PageCount && arrayList.IndexOf(indexOfPage) < 0)
{
arrayList.Add(indexOfPage);
}
}
}
arrayList.Sort();
foreach (object obj in arrayList)
{
int index = (int)obj;
HighlightVisual highlightVisual = HighlightVisual.GetHighlightVisual(this.SyncGetPage(index, false));
if (highlightVisual != null)
{
highlightVisual.InvalidateHighlights();
}
}
}