/// <summary>
/// CreateParaclient
/// </summary>
/// <param name="pfsparaclient">Opaque to PTS paragraph client</param>
internal override void CreateParaclient(
out IntPtr pfsparaclient) // OUT: opaque to PTS paragraph client
{
#pragma warning disable 6518
// Disable PRESharp warning 6518. TableParaClient is an UnmamangedHandle, that adds itself
// to HandleMapper that holds a reference to it. PTS manages lifetime of this object, and
// calls DestroyParaclient to get rid of it. DestroyParaclient will call Dispose() on the object
// and remove it from HandleMapper.
TableParaClient paraClient = new TableParaClient(this);
pfsparaclient = paraClient.Handle;
#pragma warning restore 6518
}
/// <summary>
/// C'tor - Just needs the table and cell para clients.
/// </summary>
/// <param name="tpc">Table para client.</param>
/// <param name="cpc">Cell Para client.</param>
internal CellInfo(TableParaClient tpc, CellParaClient cpc)
{
_rectTable = new Rect(TextDpi.FromTextDpi(tpc.Rect.u),
TextDpi.FromTextDpi(tpc.Rect.v),
TextDpi.FromTextDpi(tpc.Rect.du),
TextDpi.FromTextDpi(tpc.Rect.dv));
_rectCell = new Rect(TextDpi.FromTextDpi(cpc.Rect.u),
TextDpi.FromTextDpi(cpc.Rect.v),
TextDpi.FromTextDpi(cpc.Rect.du),
TextDpi.FromTextDpi(cpc.Rect.dv));
_autofitWidth = tpc.AutofitWidth;
_columnWidths = new double[tpc.CalculatedColumns.Length];
for(int index = 0; index < tpc.CalculatedColumns.Length; index++)
{
_columnWidths[index] = tpc.CalculatedColumns[index].DurWidth;
}
_cell = cpc.Cell;
}
//------------------------------------------------------
//
// Constructors
//
//------------------------------------------------------
#region Constructors
/// <summary>
/// Default constructor.
/// </summary>
/// <param name="cellParagraph">Cell paragraph.</param>
/// <param name="tableParaClient">Table paraclient.</param>
internal CellParaClient(CellParagraph cellParagraph, TableParaClient tableParaClient) : base(cellParagraph)
{
_tableParaClient = tableParaClient;
}
/// <summary>
/// Calculates width of cell
/// </summary>
/// <param name="tableParaClient">Table owner</param>
/// <returns>Cell's width</returns>
internal double CalculateCellWidth(TableParaClient tableParaClient)
{
Debug.Assert(tableParaClient != null);
CalculatedColumn[] calculatedColumns = tableParaClient.CalculatedColumns;
Debug.Assert( calculatedColumns != null
&& (Cell.ColumnIndex + Cell.ColumnSpan) <= calculatedColumns.Length);
double durCellSpacing = Table.InternalCellSpacing;
double durCellWidth = -durCellSpacing;
// find the width sum of all columns the cell spans
int i = Cell.ColumnIndex + Cell.ColumnSpan - 1;
do
{
durCellWidth += calculatedColumns[i].DurWidth + durCellSpacing;
} while (--i >= Cell.ColumnIndex);
Debug.Assert(0 <= durCellWidth);
return durCellWidth;
}
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;
}
}
}
/// <summary>
/// SetCellHeight
/// </summary>
/// <param name="cellParaClient">Cell para client</param>
/// <param name="tableParaClient">Table para client</param>
/// <param name="subpageBreakRecord">Break record if cell is broken</param>
/// <param name="fBrokenHere">Cell broken on this page/column</param>
/// <param name="fswdirTable">Flow direction</param>
/// <param name="dvrActual">Actual height</param>
internal void SetCellHeight(
CellParaClient cellParaClient, // IN: cell object
TableParaClient tableParaClient, // table's para client
IntPtr subpageBreakRecord, // not NULL if cell broken from previous page/column
int fBrokenHere, // TRUE if cell broken on this page/column: no reformatting
uint fswdirTable,
int dvrActual)
{
cellParaClient.ArrangeHeight = TextDpi.FromTextDpi(dvrActual);
}
/// <summary>
/// UpdateBottomlessCell
/// </summary>
/// <param name="cellParaClient">Current cell para client</param>
/// <param name="tableParaClient">Table para cleint</param>
/// <param name="fswdirTable">Flow direction</param>
/// <param name="fmtrbl">Formatting result</param>
/// <param name="dvrUsed">Height consumed</param>
internal void UpdateBottomlessCell(
CellParaClient cellParaClient, // IN:
TableParaClient tableParaClient, // IN:
uint fswdirTable, // IN:
out PTS.FSFMTRBL fmtrbl, // OUT:
out int dvrUsed) // OUT: height -- min height required
{
Debug.Assert(Cell.Index != -1 && Cell.ColumnIndex != -1,
"Cell is not in a table");
Debug.Assert(Cell.Table != null);
cellParaClient.UpdateBottomlessCell(fswdirTable, cellParaClient.CalculateCellWidth(tableParaClient), out fmtrbl, out dvrUsed);
}
/// <summary>
/// FormatCellBottomless
/// </summary>
/// <param name="tableParaClient">Table para client</param>
/// <param name="fswdirTable">Flow direction</param>
/// <param name="fmtrbl">Formatting result</param>
/// <param name="ppfscell">Cell para client</param>
/// <param name="dvrUsed">Height consumed</param>
internal void FormatCellBottomless(
TableParaClient tableParaClient, // IN:
uint fswdirTable, // IN:
out PTS.FSFMTRBL fmtrbl, // OUT:
out IntPtr ppfscell, // OUT: cell object
out int dvrUsed) // OUT: height -- min height
// required
{
Debug.Assert(Cell.Index != -1 && Cell.ColumnIndex != -1,
"Cell is not in a table");
Debug.Assert(Cell.Table != null);
CellParaClient cellParaClient = new CellParaClient(this, tableParaClient);
cellParaClient.FormatCellBottomless(fswdirTable, cellParaClient.CalculateCellWidth(tableParaClient), out fmtrbl, out dvrUsed);
// initialize output parameters
ppfscell = cellParaClient.Handle;
}