// Token: 0x06002D38 RID: 11576 RVA: 0x000CC2B3 File Offset: 0x000CA4B3
internal FixedHighlight(UIElement element, int beginOffset, int endOffset, FixedHighlightType t, Brush foreground, Brush background)
{
this._element = element;
this._gBeginOffset = beginOffset;
this._gEndOffset = endOffset;
this._type = t;
this._foregroundBrush = foreground;
this._backgroundBrush = background;
}
//-------------------------------------------------------------------
//
// Connstructors
//
//----------------------------------------------------------------------
#region Constructors
/// <summary>
/// Create a new FixedHighlight for a Glyphs with character offset of
/// beginOffset to endOffset, to be rendered with a given brush.
/// </summary>
internal FixedHighlight(UIElement element, int beginOffset, int endOffset, FixedHighlightType t,
Brush foreground, Brush background)
{
Debug.Assert(element != null && beginOffset >= 0 && endOffset >= 0);
_element = element;
_gBeginOffset = beginOffset;
_gEndOffset = endOffset;
_type = t;
_foregroundBrush = foreground;
_backgroundBrush = background;
}
//--------------------------------------------------------------------
//
// Connstructors
//
//---------------------------------------------------------------------
#region Constructors
/// <summary>
/// Create a new FixedHighlight for a Glyphs with character offset of
/// beginOffset to endOffset, to be rendered with a given brush.
/// </summary>
internal FixedHighlight(UIElement element, int beginOffset, int endOffset, FixedHighlightType t,
Brush foreground, Brush background)
{
Debug.Assert(element != null && beginOffset >= 0 && endOffset >= 0);
_element = element;
_gBeginOffset = beginOffset;
_gEndOffset = endOffset;
_type = t;
_foregroundBrush = foreground;
_backgroundBrush = background;
}
// Get the highlights, in Glyphs granularity, that covers this range
internal void GetMultiHighlights(FixedTextPointer start, FixedTextPointer end, Dictionary<FixedPage, ArrayList> highlights, FixedHighlightType t,
Brush foregroundBrush, Brush backgroundBrush)
{
Debug.Assert(highlights != null);
if (start.CompareTo(end) > 0)
{
// make sure start <= end
FixedTextPointer temp = start;
start = end;
end = temp;
}
FixedSOMElement[] elements;
//Start and end indices in selection for first and last FixedSOMElements respectively
int startIndex = 0;
int endIndex = 0;
if (_GetFixedNodesForFlowRange(start, end, out elements, out startIndex, out endIndex))
{
for(int i=0; i<elements.Length; i++)
{
FixedSOMElement elem = elements[i];
FixedNode fn = elem.FixedNode;
// Get the FixedPage if possible
FixedPage page = this.FixedDocument.SyncGetPageWithCheck(fn.Page);
if (page == null)
{
continue;
}
DependencyObject o = page.GetElement(fn);
if (o == null)
{
continue;
}
int beginOffset = 0;
int endOffset;
UIElement e;
if (o is Image || o is Path)
{
e = (UIElement)o;
endOffset = 1;
}
else
{
Glyphs g = o as Glyphs;
if (g == null)
{
continue;
}
e = (UIElement)o;
beginOffset = elem.StartIndex;
endOffset = elem.EndIndex;
}
if (i == 0)
{
beginOffset = startIndex;
}
if (i == elements.Length - 1)
{
endOffset = endIndex;
}
ArrayList lfs;
if (highlights.ContainsKey(page))
{
lfs = highlights[page];
}
else
{
lfs = new ArrayList();
highlights.Add(page, lfs);
}
FixedSOMTextRun textRun = elem as FixedSOMTextRun;
if (textRun != null && textRun.IsReversed)
{
int oldBeginOffset = beginOffset;
beginOffset = elem.EndIndex - endOffset;
endOffset = elem.EndIndex - oldBeginOffset;
}
FixedHighlight fh = new FixedHighlight(e, beginOffset, endOffset, t, foregroundBrush, backgroundBrush);
lfs.Add(fh);
}
}
}
// Token: 0x06002EA1 RID: 11937 RVA: 0x000D2BCC File Offset: 0x000D0DCC
internal void GetMultiHighlights(FixedTextPointer start, FixedTextPointer end, Dictionary <FixedPage, ArrayList> highlights, FixedHighlightType t, Brush foregroundBrush, Brush backgroundBrush)
{
if (start.CompareTo(end) > 0)
{
FixedTextPointer fixedTextPointer = start;
start = end;
end = fixedTextPointer;
}
int num = 0;
int num2 = 0;
FixedSOMElement[] array;
if (this._GetFixedNodesForFlowRange(start, end, out array, out num, out num2))
{
for (int i = 0; i < array.Length; i++)
{
FixedSOMElement fixedSOMElement = array[i];
FixedNode fixedNode = fixedSOMElement.FixedNode;
FixedPage fixedPage = this.FixedDocument.SyncGetPageWithCheck(fixedNode.Page);
if (fixedPage != null)
{
DependencyObject element = fixedPage.GetElement(fixedNode);
if (element != null)
{
int num3 = 0;
UIElement element2;
int num4;
if (element is Image || element is Path)
{
element2 = (UIElement)element;
num4 = 1;
}
else
{
Glyphs glyphs = element as Glyphs;
if (glyphs == null)
{
goto IL_144;
}
element2 = (UIElement)element;
num3 = fixedSOMElement.StartIndex;
num4 = fixedSOMElement.EndIndex;
}
if (i == 0)
{
num3 = num;
}
if (i == array.Length - 1)
{
num4 = num2;
}
ArrayList arrayList;
if (highlights.ContainsKey(fixedPage))
{
arrayList = highlights[fixedPage];
}
else
{
arrayList = new ArrayList();
highlights.Add(fixedPage, arrayList);
}
FixedSOMTextRun fixedSOMTextRun = fixedSOMElement as FixedSOMTextRun;
if (fixedSOMTextRun != null && fixedSOMTextRun.IsReversed)
{
int num5 = num3;
num3 = fixedSOMElement.EndIndex - num4;
num4 = fixedSOMElement.EndIndex - num5;
}
FixedHighlight value = new FixedHighlight(element2, num3, num4, t, foregroundBrush, backgroundBrush);
arrayList.Add(value);
}
}
IL_144 :;
}
}
}
// 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();
}
}
}
// Get the highlights, in Glyphs granularity, that covers this range
internal void GetMultiHighlights(FixedTextPointer start, FixedTextPointer end, Dictionary <FixedPage, ArrayList> highlights, FixedHighlightType t,
Brush foregroundBrush, Brush backgroundBrush)
{
Debug.Assert(highlights != null);
if (start.CompareTo(end) > 0)
{
// make sure start <= end
FixedTextPointer temp = start;
start = end;
end = temp;
}
FixedSOMElement[] elements;
//Start and end indices in selection for first and last FixedSOMElements respectively
int startIndex = 0;
int endIndex = 0;
if (_GetFixedNodesForFlowRange(start, end, out elements, out startIndex, out endIndex))
{
for (int i = 0; i < elements.Length; i++)
{
FixedSOMElement elem = elements[i];
FixedNode fn = elem.FixedNode;
// Get the FixedPage if possible
FixedPage page = this.FixedDocument.SyncGetPageWithCheck(fn.Page);
if (page == null)
{
continue;
}
DependencyObject o = page.GetElement(fn);
if (o == null)
{
continue;
}
int beginOffset = 0;
int endOffset;
UIElement e;
if (o is Image || o is Path)
{
e = (UIElement)o;
endOffset = 1;
}
else
{
Glyphs g = o as Glyphs;
if (g == null)
{
continue;
}
e = (UIElement)o;
beginOffset = elem.StartIndex;
endOffset = elem.EndIndex;
}
if (i == 0)
{
beginOffset = startIndex;
}
if (i == elements.Length - 1)
{
endOffset = endIndex;
}
ArrayList lfs;
if (highlights.ContainsKey(page))
{
lfs = highlights[page];
}
else
{
lfs = new ArrayList();
highlights.Add(page, lfs);
}
FixedSOMTextRun textRun = elem as FixedSOMTextRun;
if (textRun != null && textRun.IsReversed)
{
int oldBeginOffset = beginOffset;
beginOffset = elem.EndIndex - endOffset;
endOffset = elem.EndIndex - oldBeginOffset;
}
FixedHighlight fh = new FixedHighlight(e, beginOffset, endOffset, t, foregroundBrush, backgroundBrush);
lfs.Add(fh);
}
}
}
