Exemplo n.º 1
0
        public override Status Layout(Area area)
        {
            if (this.marker == MarkerBreakAfter)
            {
                return(new Status(Status.OK));
            }

            if (this.marker == MarkerStart)
            {
                if (!setup)
                {
                    DoSetup(area);
                }

                if (cellArray == null)
                {
                    InitCellArray();
                    area.getIDReferences().CreateID(id);
                }

                this.marker = 0;
                int breakStatus = propMgr.CheckBreakBefore(area);
                if (breakStatus != Status.OK)
                {
                    return(new Status(breakStatus));
                }
            }

            if (marker == 0)
            {
                area.getIDReferences().ConfigureID(id, area);
            }

            int spaceLeft = area.spaceLeft();

            this.areaContainer =
                new AreaContainer(propMgr.GetFontState(area.getFontInfo()), 0, 0,
                                  area.getContentWidth(), spaceLeft,
                                  Position.RELATIVE);
            areaContainer.foCreator = this;
            areaContainer.setPage(area.getPage());
            areaContainer.setParent(area);

            areaContainer.setBackground(propMgr.GetBackgroundProps());
            areaContainer.start();

            areaContainer.setAbsoluteHeight(area.getAbsoluteHeight());
            areaContainer.setIDReferences(area.getIDReferences());

            largestCellHeight = minHeight;

            bool someCellDidNotLayoutCompletely = false;

            int offset    = 0;
            int iColIndex = 0;

            foreach (TableColumn tcol in columns)
            {
                TableCell cell;
                ++iColIndex;
                int colWidth = tcol.GetColumnWidth();
                if (cellArray.GetCellType(iColIndex) == CellArray.CELLSTART)
                {
                    cell = cellArray.GetCell(iColIndex);
                }
                else
                {
                    if (rowSpanMgr.IsInLastRow(iColIndex))
                    {
                        int h = rowSpanMgr.GetRemainingHeight(iColIndex);
                        if (h > largestCellHeight)
                        {
                            largestCellHeight = h;
                        }
                    }
                    offset += colWidth;
                    continue;
                }
                cell.SetStartOffset(offset);
                offset += colWidth;

                int    rowSpan = cell.GetNumRowsSpanned();
                Status status;
                if ((status = cell.Layout(areaContainer)).isIncomplete())
                {
                    if ((keepTogether.GetKeepType() == KeepValue.KEEP_WITH_ALWAYS) ||
                        (status.getCode() == Status.AREA_FULL_NONE) ||
                        rowSpan > 1)
                    {
                        this.ResetMarker();
                        this.RemoveID(area.getIDReferences());
                        return(new Status(Status.AREA_FULL_NONE));
                    }
                    else if (status.getCode() == Status.AREA_FULL_SOME)
                    {
                        someCellDidNotLayoutCompletely = true;
                    }
                }
                int hi = cell.GetHeight();
                if (rowSpan > 1)
                {
                    rowSpanMgr.AddRowSpan(cell, iColIndex,
                                          cell.GetNumColumnsSpanned(), hi,
                                          rowSpan);
                }
                else if (hi > largestCellHeight)
                {
                    largestCellHeight = hi;
                }
            }

            area.setMaxHeight(area.getMaxHeight() - spaceLeft
                              + this.areaContainer.getMaxHeight());

            for (int iCol = 1; iCol <= columns.Count; iCol++)
            {
                if (cellArray.GetCellType(iCol) == CellArray.CELLSTART &&
                    rowSpanMgr.IsSpanned(iCol) == false)
                {
                    cellArray.GetCell(iCol).SetRowHeight(largestCellHeight);
                }
            }

            rowSpanMgr.FinishRow(largestCellHeight);

            area.addChild(areaContainer);
            areaContainer.SetHeight(largestCellHeight);
            areaAdded = true;
            areaContainer.end();

            area.addDisplaySpace(largestCellHeight
                                 + areaContainer.getPaddingTop()
                                 + areaContainer.getBorderTopWidth()
                                 + areaContainer.getPaddingBottom()
                                 + areaContainer.getBorderBottomWidth());

            if (someCellDidNotLayoutCompletely)
            {
                return(new Status(Status.AREA_FULL_SOME));
            }
            else
            {
                if (rowSpanMgr.HasUnfinishedSpans())
                {
                    return(new Status(Status.KEEP_WITH_NEXT));
                }
                if (breakAfter == BreakAfter.PAGE)
                {
                    this.marker = MarkerBreakAfter;
                    return(new Status(Status.FORCE_PAGE_BREAK));
                }

                if (breakAfter == BreakAfter.ODD_PAGE)
                {
                    this.marker = MarkerBreakAfter;
                    return(new Status(Status.FORCE_PAGE_BREAK_ODD));
                }

                if (breakAfter == BreakAfter.EVEN_PAGE)
                {
                    this.marker = MarkerBreakAfter;
                    return(new Status(Status.FORCE_PAGE_BREAK_EVEN));
                }

                if (breakAfter == BreakAfter.COLUMN)
                {
                    this.marker = MarkerBreakAfter;
                    return(new Status(Status.FORCE_COLUMN_BREAK));
                }
                if (keepWithNext.GetKeepType() != KeepValue.KEEP_WITH_AUTO)
                {
                    return(new Status(Status.KEEP_WITH_NEXT));
                }
                return(new Status(Status.OK));
            }
        }
Exemplo n.º 2
0
        public override Status Layout(Area area)
        {
            if (this.marker == MarkerBreakAfter)
            {
                return(new Status(Status.OK));
            }

            if (this.marker == MarkerStart)
            {
                AccessibilityProps    mAccProps = propMgr.GetAccessibilityProps();
                AuralProps            mAurProps = propMgr.GetAuralProps();
                BorderAndPadding      bap       = propMgr.GetBorderAndPadding();
                BackgroundProps       bProps    = propMgr.GetBackgroundProps();
                RelativePositionProps mRelProps = propMgr.GetRelativePositionProps();

                this.spaceBefore = this.properties.GetProperty("space-before.optimum").GetLength().MValue();
                this.spaceAfter  = this.properties.GetProperty("space-after.optimum").GetLength().MValue();
                this.id          = this.properties.GetProperty("id").GetString();

                try
                {
                    area.getIDReferences().CreateID(id);
                }
                catch (FonetException e)
                {
                    throw e;
                }

                if (area is BlockArea)
                {
                    area.end();
                }

                if (rowSpanMgr == null)
                {
                    rowSpanMgr = new RowSpanMgr(columns.Count);
                }

                this.marker = 0;
            }

            if ((spaceBefore != 0) && (this.marker == 0))
            {
                area.increaseHeight(spaceBefore);
            }

            if (marker == 0)
            {
                MyIDRefs refs = (MyIDRefs)area.getIDReferences();
                refs.ConfigureID(id, area);
            }

            int spaceLeft = area.spaceLeft();

            this.areaContainer =
                new AreaContainer(propMgr.GetFontState(area.getFontInfo()), 0,
                                  area.getContentHeight(),
                                  area.getContentWidth(),
                                  area.spaceLeft(), Position.RELATIVE);
            areaContainer.foCreator = this;
            areaContainer.setPage(area.getPage());
            areaContainer.setParent(area);
            areaContainer.setBackground(propMgr.GetBackgroundProps());
            areaContainer.setBorderAndPadding(propMgr.GetBorderAndPadding());
            areaContainer.start();

            areaContainer.setAbsoluteHeight(area.getAbsoluteHeight());
            areaContainer.setIDReferences(area.getIDReferences());

            Hashtable keepWith     = new Hashtable();
            int       numChildren  = this.children.Count;
            TableRow  lastRow      = null;
            bool      endKeepGroup = true;

            for (int i = this.marker; i < numChildren; i++)
            {
                Object child = children[i];
                if (child is Marker)
                {
                    ((Marker)child).Layout(area);
                    continue;
                }
                if (!(child is TableRow))
                {
                    throw new FonetException("Currently only Table Rows are supported in table body, header and footer");
                }
                TableRow row = (TableRow)child;

                row.SetRowSpanMgr(rowSpanMgr);
                row.SetColumns(columns);
                row.DoSetup(areaContainer);
                if ((row.GetKeepWithPrevious().GetKeepType() != KeepValue.KEEP_WITH_AUTO ||
                     row.GetKeepWithNext().GetKeepType() != KeepValue.KEEP_WITH_AUTO ||
                     row.GetKeepTogether().GetKeepType() != KeepValue.KEEP_WITH_AUTO) &&
                    lastRow != null && !keepWith.Contains(lastRow))
                {
                    keepWith.Add(lastRow, null);
                }
                else
                {
                    if (endKeepGroup && keepWith.Count > 0)
                    {
                        keepWith = new Hashtable();
                    }
                    if (endKeepGroup && i > this.marker)
                    {
                        rowSpanMgr.SetIgnoreKeeps(false);
                    }
                }

                bool bRowStartsArea = (i == this.marker);
                if (bRowStartsArea == false && keepWith.Count > 0)
                {
                    if (children.IndexOf(keepWith[0]) == this.marker)
                    {
                        bRowStartsArea = true;
                    }
                }
                row.setIgnoreKeepTogether(bRowStartsArea && startsAC(area));
                Status status = row.Layout(areaContainer);
                if (status.isIncomplete())
                {
                    if (status.isPageBreak())
                    {
                        this.marker = i;
                        area.addChild(areaContainer);

                        area.increaseHeight(areaContainer.GetHeight());
                        if (i == numChildren - 1)
                        {
                            this.marker = MarkerBreakAfter;
                            if (spaceAfter != 0)
                            {
                                area.increaseHeight(spaceAfter);
                            }
                        }
                        return(status);
                    }
                    if ((keepWith.Count > 0) &&
                        (!rowSpanMgr.IgnoreKeeps()))
                    {
                        row.RemoveLayout(areaContainer);
                        foreach (TableRow tr in keepWith.Keys)
                        {
                            tr.RemoveLayout(areaContainer);
                            i--;
                        }
                        if (i == 0)
                        {
                            ResetMarker();

                            rowSpanMgr.SetIgnoreKeeps(true);

                            return(new Status(Status.AREA_FULL_NONE));
                        }
                    }
                    this.marker = i;
                    if ((i != 0) && (status.getCode() == Status.AREA_FULL_NONE))
                    {
                        status = new Status(Status.AREA_FULL_SOME);
                    }
                    if (!((i == 0) && (areaContainer.getContentHeight() <= 0)))
                    {
                        area.addChild(areaContainer);

                        area.increaseHeight(areaContainer.GetHeight());
                    }

                    rowSpanMgr.SetIgnoreKeeps(true);

                    return(status);
                }
                else if (status.getCode() == Status.KEEP_WITH_NEXT ||
                         rowSpanMgr.HasUnfinishedSpans())
                {
                    keepWith.Add(row, null);
                    endKeepGroup = false;
                }
                else
                {
                    endKeepGroup = true;
                }
                lastRow = row;
                area.setMaxHeight(area.getMaxHeight() - spaceLeft
                                  + this.areaContainer.getMaxHeight());
                spaceLeft = area.spaceLeft();
            }
            area.addChild(areaContainer);
            areaContainer.end();

            area.increaseHeight(areaContainer.GetHeight());

            if (spaceAfter != 0)
            {
                area.increaseHeight(spaceAfter);
                area.setMaxHeight(area.getMaxHeight() - spaceAfter);
            }

            if (area is BlockArea)
            {
                area.start();
            }

            return(new Status(Status.OK));
        }