internal void FormatParaBottomless(ContainerParaClient paraClient, int iArea, IntPtr geometry, int fSuppressTopSpace, uint fswdir, int urTrack, int durTrack, int vrTrack, MarginCollapsingState mcs, PTS.FSKCLEAR fskclearIn, int fInterruptable, out PTS.FSFMTRBL fsfmtrbl, out IntPtr pfspara, out int dvrUsed, out PTS.FSBBOX fsbbox, out IntPtr pmcsclientOut, out PTS.FSKCLEAR fskclearOut, out int dvrTopSpace, out int fPageBecomesUninterruptable)
{
uint num = PTS.FlowDirectionToFswdir((FlowDirection)base.Element.GetValue(FrameworkElement.FlowDirectionProperty));
MbpInfo mbpInfo = MbpInfo.FromElement(base.Element, base.StructuralCache.TextFormatterHost.PixelsPerDip);
MarginCollapsingState marginCollapsingState;
int num2;
MarginCollapsingState.CollapseTopMargin(base.PtsContext, mbpInfo, mcs, out marginCollapsingState, out num2);
if (PTS.ToBoolean(fSuppressTopSpace))
{
num2 = 0;
}
Invariant.Assert(base.Element is Block || base.Element is ListItem);
fskclearIn = PTS.WrapDirectionToFskclear((WrapDirection)base.Element.GetValue(Block.ClearFloatersProperty));
if (num != fswdir)
{
PTS.FSRECT fsrect = new PTS.FSRECT(urTrack, 0, durTrack, 0);
PTS.FSRECT pageRect = base.StructuralCache.CurrentFormatContext.PageRect;
PTS.Validate(PTS.FsTransformRectangle(fswdir, ref pageRect, ref fsrect, num, out fsrect));
urTrack = fsrect.u;
durTrack = fsrect.du;
mbpInfo.MirrorMargin();
}
int num3 = 0;
int ur = Math.Max(Math.Min(urTrack + mbpInfo.MBPLeft, urTrack + durTrack - 1), urTrack);
int dur = Math.Max(durTrack - (mbpInfo.MBPLeft + mbpInfo.MBPRight), 0);
int num4 = vrTrack + (num2 + mbpInfo.BPTop);
try
{
PTS.Validate(PTS.FsFormatSubtrackBottomless(base.PtsContext.Context, base.Handle, iArea, geometry, fSuppressTopSpace, num, ur, dur, num4, (marginCollapsingState != null) ? marginCollapsingState.Handle : IntPtr.Zero, fskclearIn, fInterruptable, out fsfmtrbl, out pfspara, out dvrUsed, out fsbbox, out pmcsclientOut, out fskclearOut, out num3, out fPageBecomesUninterruptable), base.PtsContext);
}
finally
{
if (marginCollapsingState != null)
{
marginCollapsingState.Dispose();
marginCollapsingState = null;
}
}
if (fsfmtrbl != PTS.FSFMTRBL.fmtrblCollision)
{
if (pmcsclientOut != IntPtr.Zero)
{
marginCollapsingState = (base.PtsContext.HandleToObject(pmcsclientOut) as MarginCollapsingState);
PTS.ValidateHandle(marginCollapsingState);
pmcsclientOut = IntPtr.Zero;
}
MarginCollapsingState marginCollapsingState2;
int num5;
MarginCollapsingState.CollapseBottomMargin(base.PtsContext, mbpInfo, marginCollapsingState, out marginCollapsingState2, out num5);
pmcsclientOut = ((marginCollapsingState2 != null) ? marginCollapsingState2.Handle : IntPtr.Zero);
if (marginCollapsingState != null)
{
marginCollapsingState.Dispose();
marginCollapsingState = null;
}
dvrTopSpace = ((mbpInfo.BPTop != 0) ? num2 : num3);
dvrUsed += num4 - vrTrack + num5 + mbpInfo.BPBottom;
}
else
{
pfspara = IntPtr.Zero;
dvrTopSpace = 0;
}
fsbbox.fsrc.u = fsbbox.fsrc.u - mbpInfo.MBPLeft;
fsbbox.fsrc.du = fsbbox.fsrc.du + (mbpInfo.MBPLeft + mbpInfo.MBPRight);
if (num != fswdir)
{
PTS.FSRECT pageRect2 = base.StructuralCache.CurrentFormatContext.PageRect;
PTS.Validate(PTS.FsTransformBbox(num, ref pageRect2, ref fsbbox, fswdir, out fsbbox));
}
paraClient.SetChunkInfo(true, true);
}