internal override int GetFirstTextLineBaseline()
{
PTS.FSSUBTRACKDETAILS fssubtrackdetails;
PTS.Validate(PTS.FsQuerySubtrackDetails(base.PtsContext.Context, this._paraHandle.Value, out fssubtrackdetails));
if (fssubtrackdetails.cParas == 0)
{
return(this._rect.v);
}
PTS.FSPARADESCRIPTION[] array;
PtsHelper.ParaListFromSubtrack(base.PtsContext, this._paraHandle.Value, ref fssubtrackdetails, out array);
BaseParaClient baseParaClient = base.PtsContext.HandleToObject(array[0].pfsparaclient) as BaseParaClient;
PTS.ValidateHandle(baseParaClient);
return(baseParaClient.GetFirstTextLineBaseline());
}
internal override int GetFirstTextLineBaseline()
{
PTS.FSSUBTRACKDETAILS subtrackDetails;
PTS.Validate(PTS.FsQuerySubtrackDetails(PtsContext.Context, _paraHandle.Value, out subtrackDetails));
if (subtrackDetails.cParas == 0)
{
return(_rect.v);
}
// Get list of paragraphs
PTS.FSPARADESCRIPTION [] arrayParaDesc;
PtsHelper.ParaListFromSubtrack(PtsContext, _paraHandle.Value, ref subtrackDetails, out arrayParaDesc);
BaseParaClient paraClient = PtsContext.HandleToObject(arrayParaDesc[0].pfsparaclient) as BaseParaClient;
PTS.ValidateHandle(paraClient);
return(paraClient.GetFirstTextLineBaseline());
}
internal override void ValidateVisual(PTS.FSKUPDATE fskupdInherited)
{
// Query paragraph details
PTS.FSSUBTRACKDETAILS subtrackDetails;
PTS.Validate(PTS.FsQuerySubtrackDetails(PtsContext.Context, _paraHandle.Value, out subtrackDetails));
// Draw border and background info.
MbpInfo mbp = MbpInfo.FromElement(Paragraph.Element, Paragraph.StructuralCache.TextFormatterHost.PixelsPerDip);
if (ThisFlowDirection != PageFlowDirection)
{
mbp.MirrorBP();
}
uint fswdir = PTS.FlowDirectionToFswdir((FlowDirection)Paragraph.Element.GetValue(FrameworkElement.FlowDirectionProperty));
Brush backgroundBrush = (Brush)Paragraph.Element.GetValue(TextElement.BackgroundProperty);
// This textProperties object is eventually used in creation of LineProperties, which leads to creation of a TextMarkerSource. TextMarkerSource relies on PixelsPerDip
// from TextProperties, therefore it must be set here properly.
TextProperties textProperties = new TextProperties(Paragraph.Element, StaticTextPointer.Null, false /* inline objects */, false /* get background */,
Paragraph.StructuralCache.TextFormatterHost.PixelsPerDip);
// There might be possibility to get empty sub-track, skip the sub-track in such case.
if (subtrackDetails.cParas != 0)
{
PTS.FSPARADESCRIPTION [] arrayParaDesc;
PtsHelper.ParaListFromSubtrack(PtsContext, _paraHandle.Value, ref subtrackDetails, out arrayParaDesc);
using (DrawingContext ctx = _visual.RenderOpen())
{
_visual.DrawBackgroundAndBorderIntoContext(ctx, backgroundBrush, mbp.BorderBrush, mbp.Border, _rect.FromTextDpi(), IsFirstChunk, IsLastChunk);
// Get list of paragraphs
ListMarkerLine listMarkerLine = new ListMarkerLine(Paragraph.StructuralCache.TextFormatterHost, this);
int indexFirstParaInSubtrack = 0;
for (int index = 0; index < subtrackDetails.cParas; index++)
{
List list = Paragraph.Element as List;
BaseParaClient listItemParaClient = PtsContext.HandleToObject(arrayParaDesc[index].pfsparaclient) as BaseParaClient;
PTS.ValidateHandle(listItemParaClient);
if (index == 0)
{
indexFirstParaInSubtrack = list.GetListItemIndex(listItemParaClient.Paragraph.Element as ListItem);
}
if (listItemParaClient.IsFirstChunk)
{
int dvBaseline = listItemParaClient.GetFirstTextLineBaseline();
if (PageFlowDirection != ThisFlowDirection)
{
ctx.PushTransform(new MatrixTransform(-1.0, 0.0, 0.0, 1.0, TextDpi.FromTextDpi(2 * listItemParaClient.Rect.u + listItemParaClient.Rect.du), 0.0));
}
int adjustedIndex;
if (int.MaxValue - index < indexFirstParaInSubtrack)
{
adjustedIndex = int.MaxValue;
}
else
{
adjustedIndex = indexFirstParaInSubtrack + index;
}
LineProperties lineProps = new LineProperties(Paragraph.Element, Paragraph.StructuralCache.FormattingOwner, textProperties, new MarkerProperties(list, adjustedIndex));
listMarkerLine.FormatAndDrawVisual(ctx, lineProps, listItemParaClient.Rect.u, dvBaseline);
if (PageFlowDirection != ThisFlowDirection)
{
ctx.Pop();
}
}
}
listMarkerLine.Dispose();
}
// Render list of paragraphs
PtsHelper.UpdateParaListVisuals(PtsContext, _visual.Children, fskupdInherited, arrayParaDesc);
}
else
{
_visual.Children.Clear();
}
}
internal override void ValidateVisual(PTS.FSKUPDATE fskupdInherited)
{
PTS.FSSUBTRACKDETAILS fssubtrackdetails;
PTS.Validate(PTS.FsQuerySubtrackDetails(base.PtsContext.Context, this._paraHandle.Value, out fssubtrackdetails));
MbpInfo mbpInfo = MbpInfo.FromElement(base.Paragraph.Element, base.Paragraph.StructuralCache.TextFormatterHost.PixelsPerDip);
if (base.ThisFlowDirection != base.PageFlowDirection)
{
mbpInfo.MirrorBP();
}
uint num = PTS.FlowDirectionToFswdir((FlowDirection)base.Paragraph.Element.GetValue(FrameworkElement.FlowDirectionProperty));
Brush backgroundBrush = (Brush)base.Paragraph.Element.GetValue(TextElement.BackgroundProperty);
TextProperties defaultTextProperties = new TextProperties(base.Paragraph.Element, StaticTextPointer.Null, false, false, base.Paragraph.StructuralCache.TextFormatterHost.PixelsPerDip);
if (fssubtrackdetails.cParas != 0)
{
PTS.FSPARADESCRIPTION[] array;
PtsHelper.ParaListFromSubtrack(base.PtsContext, this._paraHandle.Value, ref fssubtrackdetails, out array);
using (DrawingContext drawingContext = this._visual.RenderOpen())
{
this._visual.DrawBackgroundAndBorderIntoContext(drawingContext, backgroundBrush, mbpInfo.BorderBrush, mbpInfo.Border, this._rect.FromTextDpi(), this.IsFirstChunk, this.IsLastChunk);
ListMarkerLine listMarkerLine = new ListMarkerLine(base.Paragraph.StructuralCache.TextFormatterHost, this);
int num2 = 0;
for (int i = 0; i < fssubtrackdetails.cParas; i++)
{
List list = base.Paragraph.Element as List;
BaseParaClient baseParaClient = base.PtsContext.HandleToObject(array[i].pfsparaclient) as BaseParaClient;
PTS.ValidateHandle(baseParaClient);
if (i == 0)
{
num2 = list.GetListItemIndex(baseParaClient.Paragraph.Element as ListItem);
}
if (baseParaClient.IsFirstChunk)
{
int firstTextLineBaseline = baseParaClient.GetFirstTextLineBaseline();
if (base.PageFlowDirection != base.ThisFlowDirection)
{
drawingContext.PushTransform(new MatrixTransform(-1.0, 0.0, 0.0, 1.0, TextDpi.FromTextDpi(2 * baseParaClient.Rect.u + baseParaClient.Rect.du), 0.0));
}
int index;
if (2147483647 - i < num2)
{
index = int.MaxValue;
}
else
{
index = num2 + i;
}
LineProperties lineProps = new LineProperties(base.Paragraph.Element, base.Paragraph.StructuralCache.FormattingOwner, defaultTextProperties, new MarkerProperties(list, index));
listMarkerLine.FormatAndDrawVisual(drawingContext, lineProps, baseParaClient.Rect.u, firstTextLineBaseline);
if (base.PageFlowDirection != base.ThisFlowDirection)
{
drawingContext.Pop();
}
}
}
listMarkerLine.Dispose();
}
PtsHelper.UpdateParaListVisuals(base.PtsContext, this._visual.Children, fskupdInherited, array);
return;
}
this._visual.Children.Clear();
}