Пример #1
0
        internal void FormatCellFinite(TableParaClient tableParaClient, IntPtr pfsbrkcellIn, IntPtr pfsFtnRejector, int fEmptyOK, uint fswdirTable, int dvrAvailable, out PTS.FSFMTR pfmtr, out IntPtr ppfscell, out IntPtr pfsbrkcellOut, out int dvrUsed)
        {
            CellParaClient cellParaClient = new CellParaClient(this, tableParaClient);
            Size           subpageSize    = new Size(cellParaClient.CalculateCellWidth(tableParaClient), Math.Max(TextDpi.FromTextDpi(dvrAvailable), 0.0));

            cellParaClient.FormatCellFinite(subpageSize, pfsbrkcellIn, PTS.ToBoolean(fEmptyOK), fswdirTable, PTS.FSKSUPPRESSHARDBREAKBEFOREFIRSTPARA.fsksuppresshardbreakbeforefirstparaNone, out pfmtr, out dvrUsed, out pfsbrkcellOut);
            ppfscell = cellParaClient.Handle;
            if (pfmtr.kstop == PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace)
            {
                cellParaClient.Dispose();
                ppfscell = IntPtr.Zero;
                dvrUsed  = 0;
            }
            if (dvrAvailable < dvrUsed)
            {
                if (PTS.ToBoolean(fEmptyOK))
                {
                    if (cellParaClient != null)
                    {
                        cellParaClient.Dispose();
                    }
                    if (pfsbrkcellOut != IntPtr.Zero)
                    {
                        PTS.Validate(PTS.FsDestroySubpageBreakRecord(cellParaClient.PtsContext.Context, pfsbrkcellOut), cellParaClient.PtsContext);
                        pfsbrkcellOut = IntPtr.Zero;
                    }
                    ppfscell    = IntPtr.Zero;
                    pfmtr.kstop = PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace;
                    dvrUsed     = 0;
                    return;
                }
                pfmtr.fForcedProgress = 1;
            }
        }
Пример #2
0
        internal override void FormatFloaterContentFinite(
            FloaterBaseParaClient paraClient,   // IN:
            IntPtr pbrkrecIn,                   // IN:  break record---use if !IntPtr.Zero
            int fBRFromPreviousPage,            // IN:  break record was created on previous page
            IntPtr footnoteRejector,            // IN:
            int fEmptyOk,                       // IN:  is it OK not to add anything?
            int fSuppressTopSpace,              // IN:  suppress empty space at the top of the page
            uint fswdir,                        // IN:  direction of Track
            int fAtMaxWidth,                    // IN:  formating is at full width of column
            int durAvailable,                   // IN:  width of available space
            int dvrAvailable,                   // IN:  height of available space
            PTS.FSKSUPPRESSHARDBREAKBEFOREFIRSTPARA fsksuppresshardbreakbeforefirstparaIn,
            // IN: suppress breaks at track start?
            out PTS.FSFMTR fsfmtr,              // OUT: result of formatting
            out IntPtr pfsFloatContent,         // OUT: opaque for PTS pointer pointer to formatted content
            out IntPtr pbrkrecOut,              // OUT: pointer to the floater content break record
            out int durFloaterWidth,            // OUT: floater width
            out int dvrFloaterHeight,           // OUT: floater height
            out PTS.FSBBOX fsbbox,              // OUT: floater bbox
            out int cPolygons,                  // OUT: number of polygons
            out int cVertices)                  // OUT: total number of vertices in all polygons
        {
            uint fswdirPara = PTS.FlowDirectionToFswdir(((FlowDirection)Element.GetValue(FrameworkElement.FlowDirectionProperty)));

            int subpageWidth, subpageHeight;
            int dvrTopSpace;
            int cColumns;

            PTS.FSRECT         fsrcSubpageMargin;
            PTS.FSCOLUMNINFO[] columnInfoCollection;
            IntPtr             pmcsclientOut;
            double             specifiedWidth;
            MbpInfo            mbp;

            Invariant.Assert(paraClient is FloaterParaClient);

            // If horizontal alignment is Stretch and we are not formatting at max width,
            // we cannot proceed.
            if (IsFloaterRejected(PTS.ToBoolean(fAtMaxWidth), TextDpi.FromTextDpi(durAvailable)))
            {
                durFloaterWidth = dvrFloaterHeight = 0;
                cPolygons       = cVertices = 0;
                fsfmtr          = new PTS.FSFMTR();
                fsfmtr.kstop    = PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace;
                fsfmtr.fContainsItemThatStoppedBeforeFootnote = PTS.False;
                fsfmtr.fForcedProgress = PTS.False;
                fsbbox          = new PTS.FSBBOX();
                fsbbox.fDefined = PTS.False;
                pbrkrecOut      = IntPtr.Zero;
                pfsFloatContent = IntPtr.Zero;
            }
            else
            {
                // When formatting bottomless page, PTS may format paragraphs as finite. This happens
                // in case of multiple columns. In this case make sure that height is not too big.
                if (!StructuralCache.CurrentFormatContext.FinitePage)
                {
                    if (Double.IsInfinity(StructuralCache.CurrentFormatContext.PageHeight))
                    {
                        if (dvrAvailable > PTS.dvBottomUndefined / 2)
                        {
                            dvrAvailable = Math.Min(dvrAvailable, PTS.dvBottomUndefined / 2);
                            fEmptyOk     = PTS.False;
                        }
                    }
                    else
                    {
                        dvrAvailable = Math.Min(dvrAvailable, TextDpi.ToTextDpi(StructuralCache.CurrentFormatContext.PageHeight));
                    }
                }

                // Initialize the subpage size. PTS subpage margin is always set to 0 for Floaters.
                // If width on floater is specified, use the specified value.
                // Margin, border and padding of the floater is extracted from available subpage height
                mbp = MbpInfo.FromElement(Element, StructuralCache.TextFormatterHost.PixelsPerDip);

                // We do not mirror margin as it's used to dist text left and right, and is unnecessary.
                // Clip Floater.Width to available width
                specifiedWidth = CalculateWidth(TextDpi.FromTextDpi(durAvailable));
                AdjustDurAvailable(specifiedWidth, ref durAvailable, out subpageWidth);
                subpageHeight        = Math.Max(1, dvrAvailable - (mbp.MBPTop + mbp.MBPBottom));
                fsrcSubpageMargin    = new PTS.FSRECT();
                fsrcSubpageMargin.du = subpageWidth;
                fsrcSubpageMargin.dv = subpageHeight;

                // Initialize column info. Floater always has just 1 column.
                cColumns             = 1;
                columnInfoCollection = new PTS.FSCOLUMNINFO[cColumns];
                columnInfoCollection[0].durBefore = 0;
                columnInfoCollection[0].durWidth  = subpageWidth;

                // Format subpage
                CreateSubpageFiniteHelper(PtsContext, pbrkrecIn, fBRFromPreviousPage, _mainTextSegment.Handle,
                                          footnoteRejector, fEmptyOk, PTS.True, fswdir, subpageWidth, subpageHeight,
                                          ref fsrcSubpageMargin, cColumns, columnInfoCollection, PTS.False, fsksuppresshardbreakbeforefirstparaIn,
                                          out fsfmtr, out pfsFloatContent,
                                          out pbrkrecOut, out dvrFloaterHeight, out fsbbox, out pmcsclientOut, out dvrTopSpace);

                // Initialize subpage metrics
                if (fsfmtr.kstop >= PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace)   // No progress or collision
                {
                    Debug.Assert(pmcsclientOut == IntPtr.Zero);
                    durFloaterWidth = dvrFloaterHeight = 0;
                    cPolygons       = cVertices = 0;
                    //pbrkrecpara = IntPtr.Zero;
                }
                else
                {
                    // PTS subpage does not support autosizing, but Floater needs to autosize to its
                    // content. To workaround this problem, second format of subpage is performed, if
                    // necessary. It means that if the width of bounding box is smaller than subpage's
                    // width, second formatting is performed.
                    // However, if HorizontalAlignment is set to Stretch we should not reformat because floater
                    // should be at max width
                    if (PTS.ToBoolean(fsbbox.fDefined))
                    {
                        if (fsbbox.fsrc.du < subpageWidth && Double.IsNaN(specifiedWidth) && HorizontalAlignment != HorizontalAlignment.Stretch)
                        {
                            // There is a need to reformat PTS subpage, so destroy any resourcces allocated by PTS
                            // during previous formatting.
                            if (pfsFloatContent != IntPtr.Zero)
                            {
                                PTS.Validate(PTS.FsDestroySubpage(PtsContext.Context, pfsFloatContent), PtsContext);
                                pfsFloatContent = IntPtr.Zero;
                            }
                            if (pbrkrecOut != IntPtr.Zero)
                            {
                                PTS.Validate(PTS.FsDestroySubpageBreakRecord(PtsContext.Context, pbrkrecOut), PtsContext);
                                pbrkrecOut = IntPtr.Zero;
                            }
                            if (pmcsclientOut != IntPtr.Zero)
                            {
                                MarginCollapsingState mcs = PtsContext.HandleToObject(pmcsclientOut) as MarginCollapsingState;
                                PTS.ValidateHandle(mcs);
                                mcs.Dispose();
                                pmcsclientOut = IntPtr.Zero;
                            }
                            // Create subpage with new width.
                            subpageWidth                     = fsbbox.fsrc.du + 1; // add 1/300px to avoid rounding errors
                            fsrcSubpageMargin.du             = subpageWidth;
                            fsrcSubpageMargin.dv             = subpageHeight;
                            columnInfoCollection[0].durWidth = subpageWidth;
                            CreateSubpageFiniteHelper(PtsContext, pbrkrecIn, fBRFromPreviousPage, _mainTextSegment.Handle,
                                                      footnoteRejector, fEmptyOk, PTS.True, fswdir, subpageWidth, subpageHeight,
                                                      ref fsrcSubpageMargin, cColumns, columnInfoCollection, PTS.False, fsksuppresshardbreakbeforefirstparaIn,
                                                      out fsfmtr, out pfsFloatContent,
                                                      out pbrkrecOut, out dvrFloaterHeight, out fsbbox, out pmcsclientOut, out dvrTopSpace);
                        }
                    }
                    else
                    {
                        subpageWidth = TextDpi.ToTextDpi(TextDpi.MinWidth);
                    }

                    // Destroy objects created by PTS, but not used here.
                    if (pmcsclientOut != IntPtr.Zero)
                    {
                        MarginCollapsingState mcs = PtsContext.HandleToObject(pmcsclientOut) as MarginCollapsingState;
                        PTS.ValidateHandle(mcs);
                        mcs.Dispose();
                        pmcsclientOut = IntPtr.Zero;
                    }

                    // Get the size of the floater. For height PTS already reports calculated value.
                    // But width is the same as subpage width. Add margin values here since we do not use
                    // distance to text anymore
                    durFloaterWidth = subpageWidth + mbp.MBPLeft + mbp.MBPRight;

                    // Add back all MBP values since we do not use dist to text
                    dvrFloaterHeight += mbp.MBPTop + mbp.MBPBottom;
                    // Check if floater width fits in available width. It may exceed available width because borders and
                    // padding are added.


                    fsbbox.fsrc.u   = 0;
                    fsbbox.fsrc.v   = 0;
                    fsbbox.fsrc.du  = durFloaterWidth;
                    fsbbox.fsrc.dv  = dvrFloaterHeight;
                    fsbbox.fDefined = PTS.True;

                    // Tight wrap is disabled for now.
                    cPolygons = cVertices = 0;

                    if (durFloaterWidth > durAvailable || dvrFloaterHeight > dvrAvailable)
                    {
                        if (PTS.ToBoolean(fEmptyOk))
                        {
                            // Get rid of any previous formatting
                            if (pfsFloatContent != IntPtr.Zero)
                            {
                                PTS.Validate(PTS.FsDestroySubpage(PtsContext.Context, pfsFloatContent), PtsContext);
                                pfsFloatContent = IntPtr.Zero;
                            }
                            if (pbrkrecOut != IntPtr.Zero)
                            {
                                PTS.Validate(PTS.FsDestroySubpageBreakRecord(PtsContext.Context, pbrkrecOut), PtsContext);
                                pbrkrecOut = IntPtr.Zero;
                            }
                            cPolygons    = cVertices = 0;
                            fsfmtr.kstop = PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace;
                        }
                        else
                        {
                            fsfmtr.fForcedProgress = PTS.True;
                        }
                    }
                }
            }

            // Update handle to PTS subpage.
            ((FloaterParaClient)paraClient).SubpageHandle = pfsFloatContent;
        }
Пример #3
0
        internal void FormatCellFinite(
            TableParaClient tableParaClient,        // IN:
            IntPtr pfsbrkcellIn,                    // IN:  not NULL if cell broken from previous page/column
            IntPtr pfsFtnRejector,                  // IN:
            int fEmptyOK,                           // IN:
            uint fswdirTable,                       // IN:
            int dvrAvailable,                       // IN:
            out PTS.FSFMTR pfmtr,                   // OUT:
            out IntPtr ppfscell,                    // OUT: cell object
            out IntPtr pfsbrkcellOut,               // OUT: break if cell does not fit in dvrAvailable
            out int dvrUsed)                        // OUT: height -- min height required

        {
            Debug.Assert(Cell.Index != -1 && Cell.ColumnIndex != -1,
                         "Cell is not in a table");

            CellParaClient cellParaClient;
            Size           subpageSize;

            Debug.Assert(Cell.Table != null);

            cellParaClient = new CellParaClient(this, tableParaClient);

            subpageSize = new Size(
                cellParaClient.CalculateCellWidth(tableParaClient),
                Math.Max(TextDpi.FromTextDpi(dvrAvailable), 0));


            cellParaClient.FormatCellFinite(subpageSize,
                                            pfsbrkcellIn,
                                            PTS.ToBoolean(fEmptyOK),
                                            fswdirTable,
                                            PTS.FSKSUPPRESSHARDBREAKBEFOREFIRSTPARA.fsksuppresshardbreakbeforefirstparaNone,
                                            out pfmtr,
                                            out dvrUsed,
                                            out pfsbrkcellOut);

            //  initialize output parameters
            ppfscell = cellParaClient.Handle;

            if (pfmtr.kstop == PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace)
            {
                cellParaClient.Dispose();
                ppfscell = IntPtr.Zero;
                dvrUsed  = 0;
            }

            if (dvrAvailable < dvrUsed)
            {
                if (PTS.ToBoolean(fEmptyOK))
                {
                    if (cellParaClient != null)
                    {
                        cellParaClient.Dispose();
                    }
                    if (pfsbrkcellOut != IntPtr.Zero)
                    {
                        PTS.Validate(PTS.FsDestroySubpageBreakRecord(cellParaClient.PtsContext.Context, pfsbrkcellOut), cellParaClient.PtsContext);
                        pfsbrkcellOut = IntPtr.Zero;
                    }

                    ppfscell    = IntPtr.Zero;
                    pfmtr.kstop = PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace;
                    dvrUsed     = 0;
                }
                else
                {
                    pfmtr.fForcedProgress = PTS.True;
                }
            }
        }
        internal void GetFigureProperties(FigureParaClient paraClient, int fInTextLine, uint fswdir, int fBottomUndefined, out int dur, out int dvr, out PTS.FSFIGUREPROPS fsfigprops, out int cPolygons, out int cVertices, out int durDistTextLeft, out int durDistTextRight, out int dvrDistTextTop, out int dvrDistTextBottom)
        {
            Invariant.Assert(base.StructuralCache.CurrentFormatContext.FinitePage);
            uint    num     = PTS.FlowDirectionToFswdir((FlowDirection)base.Element.GetValue(FrameworkElement.FlowDirectionProperty));
            Figure  figure  = (Figure)base.Element;
            MbpInfo mbpInfo = MbpInfo.FromElement(base.Element, base.StructuralCache.TextFormatterHost.PixelsPerDip);

            durDistTextLeft = (durDistTextRight = (dvrDistTextTop = (dvrDistTextBottom = 0)));
            bool   flag;
            double width = FigureHelper.CalculateFigureWidth(base.StructuralCache, figure, figure.Width, out flag);
            double d     = this.LimitTotalWidthFromAnchor(width, TextDpi.FromTextDpi(mbpInfo.MarginLeft + mbpInfo.MarginRight));
            int    num2  = Math.Max(1, TextDpi.ToTextDpi(d) - (mbpInfo.BPLeft + mbpInfo.BPRight));
            bool   flag2;
            double height = FigureHelper.CalculateFigureHeight(base.StructuralCache, figure, figure.Height, out flag2);
            double d2     = this.LimitTotalHeightFromAnchor(height, TextDpi.FromTextDpi(mbpInfo.MarginTop + mbpInfo.MarginBottom));
            int    num3   = Math.Max(1, TextDpi.ToTextDpi(d2) - (mbpInfo.BPTop + mbpInfo.BPBottom));
            int    num4   = 1;

            PTS.FSCOLUMNINFO[] array = new PTS.FSCOLUMNINFO[num4];
            array[0].durBefore = 0;
            array[0].durWidth  = num2;
            PTS.FSRECT fsrect = new PTS.FSRECT(0, 0, num2, num3);
            PTS.FSFMTR fsfmtr;
            IntPtr     intPtr;
            IntPtr     intPtr2;

            PTS.FSBBOX fsbbox;
            IntPtr     zero;
            int        num5;

            this.CreateSubpageFiniteHelper(base.PtsContext, IntPtr.Zero, 0, this._mainTextSegment.Handle, IntPtr.Zero, 0, 1, fswdir, num2, num3, ref fsrect, num4, array, 0, out fsfmtr, out intPtr, out intPtr2, out dvr, out fsbbox, out zero, out num5);
            if (intPtr2 != IntPtr.Zero)
            {
                PTS.Validate(PTS.FsDestroySubpageBreakRecord(base.PtsContext.Context, intPtr2));
            }
            if (PTS.ToBoolean(fsbbox.fDefined))
            {
                if (fsbbox.fsrc.du < num2 && flag)
                {
                    if (intPtr != IntPtr.Zero)
                    {
                        PTS.Validate(PTS.FsDestroySubpage(base.PtsContext.Context, intPtr), base.PtsContext);
                    }
                    if (zero != IntPtr.Zero)
                    {
                        MarginCollapsingState marginCollapsingState = base.PtsContext.HandleToObject(zero) as MarginCollapsingState;
                        PTS.ValidateHandle(marginCollapsingState);
                        marginCollapsingState.Dispose();
                        zero = IntPtr.Zero;
                    }
                    num2 = fsbbox.fsrc.du + 1;
                    array[0].durWidth = num2;
                    PTS.FSRECT fsrect2 = new PTS.FSRECT(0, 0, num2, num3);
                    PTS.FSFMTR fsfmtr2;
                    IntPtr     intPtr3;
                    this.CreateSubpageFiniteHelper(base.PtsContext, IntPtr.Zero, 0, this._mainTextSegment.Handle, IntPtr.Zero, 0, 1, fswdir, num2, num3, ref fsrect2, num4, array, 0, out fsfmtr2, out intPtr, out intPtr3, out dvr, out fsbbox, out zero, out num5);
                    if (intPtr3 != IntPtr.Zero)
                    {
                        PTS.Validate(PTS.FsDestroySubpageBreakRecord(base.PtsContext.Context, intPtr3));
                    }
                }
            }
            else
            {
                num2 = TextDpi.ToTextDpi(TextDpi.MinWidth);
            }
            dur = num2 + mbpInfo.MBPLeft + mbpInfo.MBPRight;
            if (zero != IntPtr.Zero)
            {
                MarginCollapsingState marginCollapsingState2 = base.PtsContext.HandleToObject(zero) as MarginCollapsingState;
                PTS.ValidateHandle(marginCollapsingState2);
                marginCollapsingState2.Dispose();
                zero = IntPtr.Zero;
            }
            dvr += mbpInfo.MBPTop + mbpInfo.MBPBottom;
            if (!flag2)
            {
                dvr = TextDpi.ToTextDpi(d2) + mbpInfo.MarginTop + mbpInfo.MarginBottom;
            }
            FigureHorizontalAnchor horizontalAnchor = figure.HorizontalAnchor;
            FigureVerticalAnchor   verticalAnchor   = figure.VerticalAnchor;

            fsfigprops.fskrefU = (PTS.FSKREF)(horizontalAnchor / FigureHorizontalAnchor.ContentLeft);
            fsfigprops.fskrefV = (PTS.FSKREF)(verticalAnchor / FigureVerticalAnchor.ContentTop);
            fsfigprops.fskalfU = (PTS.FSKALIGNFIG)(horizontalAnchor % FigureHorizontalAnchor.ContentLeft);
            fsfigprops.fskalfV = (PTS.FSKALIGNFIG)(verticalAnchor % FigureVerticalAnchor.ContentTop);
            if (!PTS.ToBoolean(fInTextLine))
            {
                if (fsfigprops.fskrefU == PTS.FSKREF.fskrefChar)
                {
                    fsfigprops.fskrefU = PTS.FSKREF.fskrefMargin;
                    fsfigprops.fskalfU = PTS.FSKALIGNFIG.fskalfMin;
                }
                if (fsfigprops.fskrefV == PTS.FSKREF.fskrefChar)
                {
                    fsfigprops.fskrefV = PTS.FSKREF.fskrefMargin;
                    fsfigprops.fskalfV = PTS.FSKALIGNFIG.fskalfMin;
                }
            }
            fsfigprops.fskwrap       = PTS.WrapDirectionToFskwrap(figure.WrapDirection);
            fsfigprops.fNonTextPlane = 0;
            fsfigprops.fAllowOverlap = 0;
            fsfigprops.fDelayable    = PTS.FromBoolean(figure.CanDelayPlacement);
            cPolygons = (cVertices = 0);
            paraClient.SubpageHandle = intPtr;
        }
Пример #5
0
        internal override void FormatFloaterContentFinite(FloaterBaseParaClient paraClient, IntPtr pbrkrecIn, int fBRFromPreviousPage, IntPtr footnoteRejector, int fEmptyOk, int fSuppressTopSpace, uint fswdir, int fAtMaxWidth, int durAvailable, int dvrAvailable, PTS.FSKSUPPRESSHARDBREAKBEFOREFIRSTPARA fsksuppresshardbreakbeforefirstparaIn, out PTS.FSFMTR fsfmtr, out IntPtr pfsFloatContent, out IntPtr pbrkrecOut, out int durFloaterWidth, out int dvrFloaterHeight, out PTS.FSBBOX fsbbox, out int cPolygons, out int cVertices)
        {
            uint num = PTS.FlowDirectionToFswdir((FlowDirection)base.Element.GetValue(FrameworkElement.FlowDirectionProperty));

            Invariant.Assert(paraClient is FloaterParaClient);
            if (this.IsFloaterRejected(PTS.ToBoolean(fAtMaxWidth), TextDpi.FromTextDpi(durAvailable)))
            {
                durFloaterWidth = (dvrFloaterHeight = 0);
                cPolygons       = (cVertices = 0);
                fsfmtr          = default(PTS.FSFMTR);
                fsfmtr.kstop    = PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace;
                fsfmtr.fContainsItemThatStoppedBeforeFootnote = 0;
                fsfmtr.fForcedProgress = 0;
                fsbbox          = default(PTS.FSBBOX);
                fsbbox.fDefined = 0;
                pbrkrecOut      = IntPtr.Zero;
                pfsFloatContent = IntPtr.Zero;
            }
            else
            {
                if (!base.StructuralCache.CurrentFormatContext.FinitePage)
                {
                    if (double.IsInfinity(base.StructuralCache.CurrentFormatContext.PageHeight))
                    {
                        if (dvrAvailable > 1073741823)
                        {
                            dvrAvailable = Math.Min(dvrAvailable, 1073741823);
                            fEmptyOk     = 0;
                        }
                    }
                    else
                    {
                        dvrAvailable = Math.Min(dvrAvailable, TextDpi.ToTextDpi(base.StructuralCache.CurrentFormatContext.PageHeight));
                    }
                }
                MbpInfo mbpInfo = MbpInfo.FromElement(base.Element, base.StructuralCache.TextFormatterHost.PixelsPerDip);
                double  num2    = this.CalculateWidth(TextDpi.FromTextDpi(durAvailable));
                int     num3;
                this.AdjustDurAvailable(num2, ref durAvailable, out num3);
                int        num4   = Math.Max(1, dvrAvailable - (mbpInfo.MBPTop + mbpInfo.MBPBottom));
                PTS.FSRECT fsrect = default(PTS.FSRECT);
                fsrect.du = num3;
                fsrect.dv = num4;
                int num5 = 1;
                PTS.FSCOLUMNINFO[] array = new PTS.FSCOLUMNINFO[num5];
                array[0].durBefore = 0;
                array[0].durWidth  = num3;
                IntPtr zero;
                int    num6;
                this.CreateSubpageFiniteHelper(base.PtsContext, pbrkrecIn, fBRFromPreviousPage, this._mainTextSegment.Handle, footnoteRejector, fEmptyOk, 1, fswdir, num3, num4, ref fsrect, num5, array, 0, fsksuppresshardbreakbeforefirstparaIn, out fsfmtr, out pfsFloatContent, out pbrkrecOut, out dvrFloaterHeight, out fsbbox, out zero, out num6);
                if (fsfmtr.kstop >= PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace)
                {
                    durFloaterWidth = (dvrFloaterHeight = 0);
                    cPolygons       = (cVertices = 0);
                }
                else
                {
                    if (PTS.ToBoolean(fsbbox.fDefined))
                    {
                        if (fsbbox.fsrc.du < num3 && double.IsNaN(num2) && this.HorizontalAlignment != HorizontalAlignment.Stretch)
                        {
                            if (pfsFloatContent != IntPtr.Zero)
                            {
                                PTS.Validate(PTS.FsDestroySubpage(base.PtsContext.Context, pfsFloatContent), base.PtsContext);
                                pfsFloatContent = IntPtr.Zero;
                            }
                            if (pbrkrecOut != IntPtr.Zero)
                            {
                                PTS.Validate(PTS.FsDestroySubpageBreakRecord(base.PtsContext.Context, pbrkrecOut), base.PtsContext);
                                pbrkrecOut = IntPtr.Zero;
                            }
                            if (zero != IntPtr.Zero)
                            {
                                MarginCollapsingState marginCollapsingState = base.PtsContext.HandleToObject(zero) as MarginCollapsingState;
                                PTS.ValidateHandle(marginCollapsingState);
                                marginCollapsingState.Dispose();
                                zero = IntPtr.Zero;
                            }
                            num3              = fsbbox.fsrc.du + 1;
                            fsrect.du         = num3;
                            fsrect.dv         = num4;
                            array[0].durWidth = num3;
                            this.CreateSubpageFiniteHelper(base.PtsContext, pbrkrecIn, fBRFromPreviousPage, this._mainTextSegment.Handle, footnoteRejector, fEmptyOk, 1, fswdir, num3, num4, ref fsrect, num5, array, 0, fsksuppresshardbreakbeforefirstparaIn, out fsfmtr, out pfsFloatContent, out pbrkrecOut, out dvrFloaterHeight, out fsbbox, out zero, out num6);
                        }
                    }
                    else
                    {
                        num3 = TextDpi.ToTextDpi(TextDpi.MinWidth);
                    }
                    if (zero != IntPtr.Zero)
                    {
                        MarginCollapsingState marginCollapsingState2 = base.PtsContext.HandleToObject(zero) as MarginCollapsingState;
                        PTS.ValidateHandle(marginCollapsingState2);
                        marginCollapsingState2.Dispose();
                        zero = IntPtr.Zero;
                    }
                    durFloaterWidth   = num3 + mbpInfo.MBPLeft + mbpInfo.MBPRight;
                    dvrFloaterHeight += mbpInfo.MBPTop + mbpInfo.MBPBottom;
                    fsbbox.fsrc.u     = 0;
                    fsbbox.fsrc.v     = 0;
                    fsbbox.fsrc.du    = durFloaterWidth;
                    fsbbox.fsrc.dv    = dvrFloaterHeight;
                    fsbbox.fDefined   = 1;
                    cPolygons         = (cVertices = 0);
                    if (durFloaterWidth > durAvailable || dvrFloaterHeight > dvrAvailable)
                    {
                        if (PTS.ToBoolean(fEmptyOk))
                        {
                            if (pfsFloatContent != IntPtr.Zero)
                            {
                                PTS.Validate(PTS.FsDestroySubpage(base.PtsContext.Context, pfsFloatContent), base.PtsContext);
                                pfsFloatContent = IntPtr.Zero;
                            }
                            if (pbrkrecOut != IntPtr.Zero)
                            {
                                PTS.Validate(PTS.FsDestroySubpageBreakRecord(base.PtsContext.Context, pbrkrecOut), base.PtsContext);
                                pbrkrecOut = IntPtr.Zero;
                            }
                            cPolygons    = (cVertices = 0);
                            fsfmtr.kstop = PTS.FSFMTRKSTOP.fmtrNoProgressOutOfSpace;
                        }
                        else
                        {
                            fsfmtr.fForcedProgress = 1;
                        }
                    }
                }
            }
            ((FloaterParaClient)paraClient).SubpageHandle = pfsFloatContent;
        }
        internal void GetFigureProperties(
            FigureParaClient paraClient,        // IN:
            int fInTextLine,                    // IN:  it is attached to text line
            uint fswdir,                        // IN:  current direction
            int fBottomUndefined,               // IN:  bottom of page is not defined
            out int dur,                        // OUT: width of figure
            out int dvr,                        // OUT: height of figure
            out PTS.FSFIGUREPROPS fsfigprops,   // OUT: figure attributes
            out int cPolygons,                  // OUT: number of polygons
            out int cVertices,                  // OUT: total number of vertices in all polygons
            out int durDistTextLeft,            // OUT: distance to text from MinU side
            out int durDistTextRight,           // OUT: distance to text from MaxU side
            out int dvrDistTextTop,             // OUT: distance to text from MinV side
            out int dvrDistTextBottom)          // OUT: distance to text from MaxV side
        {
            Invariant.Assert(StructuralCache.CurrentFormatContext.FinitePage);

            uint fswdirPara = PTS.FlowDirectionToFswdir(((FlowDirection)Element.GetValue(FrameworkElement.FlowDirectionProperty)));

            IntPtr pfsFigureContent;

            PTS.FSBBOX fsbbox;
            int        cColumns;
            int        dvrTopSpace;

            PTS.FSCOLUMNINFO[] columnInfoCollection;
            IntPtr             pmcsclientOut;
            MbpInfo            mbp;

            Figure element = (Figure)Element;

            // Initialize the subpage size. PTS subpage margin is always set to 0 for Figures.
            // If width on figure is specified, use the specified value.
            // Border and padding of the figure is extracted from available subpage width.
            // We use StructuralCache.CurrentFormatContext's page dimensions as limiting values for figure MBP
            mbp = MbpInfo.FromElement(Element);
            // We do not mirror margin as it's used to dist text left and right, and is unnecessary.

            durDistTextLeft = durDistTextRight = dvrDistTextTop = dvrDistTextBottom = 0;

            // Calculate specified width. IsAuto flag is needed because Auto is formatted the same way as column and will
            // not return Double.NaN.
            bool   isWidthAuto;
            double specifiedWidth = FigureHelper.CalculateFigureWidth(StructuralCache, element,
                                                                      element.Width,
                                                                      out isWidthAuto);


            double anchorLimitedWidth = LimitTotalWidthFromAnchor(specifiedWidth, TextDpi.FromTextDpi(mbp.MarginLeft + mbp.MarginRight));
            int    subpageWidth       = Math.Max(1, TextDpi.ToTextDpi(anchorLimitedWidth) - (mbp.BPLeft + mbp.BPRight));

            // Calculate figure height, IsAuto flag is used as specifiedHeight will never be NaN.
            bool   isHeightAuto;
            double specifiedHeight = FigureHelper.CalculateFigureHeight(StructuralCache, element,
                                                                        element.Height,
                                                                        out isHeightAuto);

            double anchorLimitedHeight = LimitTotalHeightFromAnchor(specifiedHeight, TextDpi.FromTextDpi(mbp.MarginTop + mbp.MarginBottom));
            int    subpageHeight       = Math.Max(1, TextDpi.ToTextDpi(anchorLimitedHeight) - (mbp.BPTop + mbp.BPBottom));

            // Initialize column info. Figure always has just 1 column.
            cColumns             = 1;
            columnInfoCollection = new PTS.FSCOLUMNINFO[cColumns];
            columnInfoCollection[0].durBefore = 0;
            columnInfoCollection[0].durWidth  = subpageWidth;

            // Create subpage
            {
                PTS.FSFMTR fsfmtr;
                IntPtr     brParaOut;
                PTS.FSRECT marginRect = new PTS.FSRECT(0, 0, subpageWidth, subpageHeight);

                CreateSubpageFiniteHelper(PtsContext, IntPtr.Zero, PTS.False, _mainTextSegment.Handle, IntPtr.Zero, PTS.False, PTS.True,
                                          fswdir, subpageWidth, subpageHeight, ref marginRect,
                                          cColumns, columnInfoCollection, PTS.False,
                                          out fsfmtr, out pfsFigureContent, out brParaOut, out dvr, out fsbbox, out pmcsclientOut,
                                          out dvrTopSpace);

                if (brParaOut != IntPtr.Zero)
                {
                    PTS.Validate(PTS.FsDestroySubpageBreakRecord(PtsContext.Context, brParaOut));
                }
            }

            // PTS subpage does not support autosizing, but Figure needs to autosize to its
            // content. To workaround this problem, second format of subpage is performed, if
            // necessary. It means that if the width of bounding box is smaller than subpage's
            // width, second formatting is performed.

            if (PTS.ToBoolean(fsbbox.fDefined))
            {
                if (fsbbox.fsrc.du < subpageWidth && isWidthAuto)
                {
                    // There is a need to reformat PTS subpage, so destroy any resourcces allocated by PTS
                    // during previous formatting.
                    if (pfsFigureContent != IntPtr.Zero)
                    {
                        PTS.Validate(PTS.FsDestroySubpage(PtsContext.Context, pfsFigureContent), PtsContext);
                    }
                    if (pmcsclientOut != IntPtr.Zero)
                    {
                        MarginCollapsingState mcs = PtsContext.HandleToObject(pmcsclientOut) as MarginCollapsingState;
                        PTS.ValidateHandle(mcs);
                        mcs.Dispose();
                        pmcsclientOut = IntPtr.Zero;
                    }
                    // Create subpage with new width.
                    subpageWidth = fsbbox.fsrc.du + 1; // add 1/300px to avoid rounding errors
                    columnInfoCollection[0].durWidth = subpageWidth;

                    // Create subpage
                    PTS.FSFMTR fsfmtr;
                    IntPtr     brParaOut;
                    PTS.FSRECT marginRect = new PTS.FSRECT(0, 0, subpageWidth, subpageHeight);

                    CreateSubpageFiniteHelper(PtsContext, IntPtr.Zero, PTS.False, _mainTextSegment.Handle, IntPtr.Zero, PTS.False, PTS.True,
                                              fswdir, subpageWidth, subpageHeight, ref marginRect,
                                              cColumns, columnInfoCollection, PTS.False,
                                              out fsfmtr, out pfsFigureContent, out brParaOut, out dvr, out fsbbox, out pmcsclientOut,
                                              out dvrTopSpace);

                    if (brParaOut != IntPtr.Zero)
                    {
                        PTS.Validate(PTS.FsDestroySubpageBreakRecord(PtsContext.Context, brParaOut));
                    }
                }
            }
            else
            {
                subpageWidth = TextDpi.ToTextDpi(TextDpi.MinWidth);
            }


            // Get the size of the figure. For height PTS already reports calculated value.
            // But width is the same as subpage width. Include margins in dur since we are not using
            // distance to text anymore.
            dur = subpageWidth + mbp.MBPLeft + mbp.MBPRight;

            // Destroy objects created by PTS, but not used here.
            if (pmcsclientOut != IntPtr.Zero)
            {
                MarginCollapsingState mcs = PtsContext.HandleToObject(pmcsclientOut) as MarginCollapsingState;
                PTS.ValidateHandle(mcs);
                mcs.Dispose();
                pmcsclientOut = IntPtr.Zero;
            }

            dvr += mbp.MBPTop + mbp.MBPBottom;
            if (!isHeightAuto)
            {
                // Replace height with explicit height if specified, adding margins in addition to height
                // Border and padding are included in specified height but margins are external
                dvr = TextDpi.ToTextDpi(anchorLimitedHeight) + mbp.MarginTop + mbp.MarginBottom;
            }

            FigureHorizontalAnchor horzAnchor = element.HorizontalAnchor;
            FigureVerticalAnchor   vertAnchor = element.VerticalAnchor;

            fsfigprops.fskrefU = (PTS.FSKREF)(((int)horzAnchor) / 3);
            fsfigprops.fskrefV = (PTS.FSKREF)(((int)vertAnchor) / 3);
            fsfigprops.fskalfU = (PTS.FSKALIGNFIG)(((int)horzAnchor) % 3);
            fsfigprops.fskalfV = (PTS.FSKALIGNFIG)(((int)vertAnchor) % 3);

            // PTS does not allow to anchor delayed figures to 'Character'
            if (!PTS.ToBoolean(fInTextLine))
            {
                if (fsfigprops.fskrefU == PTS.FSKREF.fskrefChar)
                {
                    fsfigprops.fskrefU = PTS.FSKREF.fskrefMargin;
                    fsfigprops.fskalfU = PTS.FSKALIGNFIG.fskalfMin;
                }
                if (fsfigprops.fskrefV == PTS.FSKREF.fskrefChar)
                {
                    fsfigprops.fskrefV = PTS.FSKREF.fskrefMargin;
                    fsfigprops.fskalfV = PTS.FSKALIGNFIG.fskalfMin;
                }
            }

            // Always wrap text on both sides of the floater.
            fsfigprops.fskwrap       = PTS.WrapDirectionToFskwrap(element.WrapDirection);
            fsfigprops.fNonTextPlane = PTS.False;
            fsfigprops.fAllowOverlap = PTS.False;
            fsfigprops.fDelayable    = PTS.FromBoolean(element.CanDelayPlacement);

            // Tight wrap is disabled for now.
            cPolygons = cVertices = 0;

            // Update handle to PTS subpage.
            ((FigureParaClient)paraClient).SubpageHandle = pfsFigureContent;
        }