public GridLayer(RenderElement owner, int nColumns, int nRows, CellSizeStyle cellSizeStyle)
: base(owner)
{
this.cellSizeStyle = cellSizeStyle;
this.gridTable = new GridTable();
gridRows = gridTable.Rows;
gridCols = gridTable.Columns;
int columnWidth = owner.Width;
if (nColumns > 0)
{
columnWidth = columnWidth / nColumns;
uniformCellWidth = columnWidth;
if (columnWidth < 1)
{
columnWidth = 1;
}
}
//------------------------------------------------------------
int cx = 0;
for (int c = 0; c < nColumns; c++)
{
GridColumn col = new GridColumn(columnWidth);
col.Width = columnWidth;
col.Left = cx;
cx += columnWidth;
gridCols.Add(col);
}
//------------------------------------------------------------
if (nRows > 0)
{
int rowHeight = owner.Height / nRows;
int cy = 0;
for (int r = 0; r < nRows; r++)
{
var row = new GridRow(rowHeight);
gridRows.Add(row);
row.Height = rowHeight;
row.Top = cy;
cy += rowHeight;
}
uniformCellHeight = rowHeight;
}
//------------------------------------------------------------
}
public void BuildGrid(int ncols, int nrows, CellSizeStyle cellSizeStyle)
{
this.cellSizeStyle = cellSizeStyle;
//1. create cols
var cols = gridTable.Columns;
for (int n = 0; n < ncols; ++n)
{
//create with defatul width
GridColumn col = new GridColumn(1);
cols.Add(col);
}
//2. create rows
var rows = gridTable.Rows;
for (int n = 0; n < nrows; ++n)
{
rows.Add(new GridRow(1));
}
}
public void MoveColumnAfter(GridColumn tobeMovedColumn, GridColumn afterColumn)
{
//---------------------------------------------------------
int toTargetColumnIndex = afterColumn.ColumnIndex;
if (tobeMovedColumn.ColumnIndex < toTargetColumnIndex)
{
toTargetColumnIndex -= 1;
}
cols.RemoveAt(tobeMovedColumn.ColumnIndex);
cols.Insert(afterColumn.ColumnIndex, tobeMovedColumn);
UpdateColumnIndex(Math.Min(afterColumn.ColumnIndex, toTargetColumnIndex));
this.OwnerInvalidateGraphicAndStartBubbleUp();
}
public void Insert(int index, GridColumn coldef)
{
cols.Insert(index, coldef);
int j = cols.Count;
for (int i = index + 1; i < j; i++)
{
cols[i].ColumnIndex = i;
}
foreach (GridRow rowdef in this.table.GetRowIter())
{
coldef.CreateGridItemForRow(rowdef);
}
//--------------------------------------------
// ContentArrangementVisitor contArrVisitor = new ContentArrangementVisitor(ownerGridLayer);
//#if DEBUG
// //contArrVisitor.dbug_StartLayoutTrace("GridColumnCollection::Insert");
// contArrVisitor.dbug_StartLayoutTrace(dbugVisualElementLayoutMsg.GridColumnCollection_Insert);
//#endif
InvalidateGraphicAndStartBubbleUp();
//OwnerGridLayer.OwnerInvalidateGraphicAndStartBubbleUp();
//#if DEBUG
// contArrVisitor.dbug_EndLayoutTrace();
//#endif
//--------------------------------------------
}
public void Add(GridColumn newColumnDef)
{
int j = cols.Count;
if (j == 0)
{
newColumnDef.Left = 0;
newColumnDef.ColumnIndex = 0;
}
else
{
newColumnDef.Left = cols[j - 1].Right + 1;
newColumnDef.ColumnIndex = j;
}
newColumnDef.SetParentColumnCollection(this);
cols.Add(newColumnDef);
#if DEBUG
//contArrVisitor.dbug_StartLayoutTrace("GridCollection::Add(GridColumn)");
#endif
InvalidateGraphicAndStartBubbleUp();
#if DEBUG
//contArrVisitor.dbug_EndLayoutTrace();
#endif
//--------------------------------------------
}
internal GridCell(GridColumn column, GridRow row)
{
this.row = row;
this.column = column;
}
static void ReCalculateColumnSize(GridColumn col)
{
int j = col.CellCount;
if (j > 0)
{
col.DesiredHeight = 0;
bool firstFoundContentCell = false;
int local_desired_width = 0;
for (int i = 0; i < j; i++)
{
GridCell cell = col.GetCell(i);
ReCalculateContentSize(cell);
int cellDesiredWidth = col.Width;
int cellDesiredHeight = cell.Height;
var content = cell.ContentElement as RenderElement;
if (content != null)
{
if (content.Width > cellDesiredWidth)
{
cellDesiredWidth = content.Width;
}
if (content.Height > cellDesiredHeight)
{
cellDesiredHeight = content.Height;
}
}
col.DesiredHeight += cellDesiredHeight;
if (!firstFoundContentCell)
{
firstFoundContentCell = cell.HasContent;
}
if (cellDesiredWidth > local_desired_width)
{
if (firstFoundContentCell)
{
if (cell.HasContent)
{
local_desired_width = cellDesiredWidth;
}
}
else
{
local_desired_width = cellDesiredWidth;
}
}
}
col.CalculatedWidth = local_desired_width;
}
else
{
col.CalculatedWidth = col.Width;
}
}
public void MoveColumnAfter(GridColumn tobeMoveColumn, GridColumn afterColumn)
{
this.gridCols.MoveColumnAfter(tobeMoveColumn, afterColumn);
this.OwnerInvalidateGraphic();
}
public void InsertColumn(int index, GridColumn col)
{
gridCols.Insert(index, col);
}
public void AddColumn(GridColumn col)
{
gridCols.Add(col);
}
public void ChangeColumnWidth(GridColumn targetGridColumn, int newWidth)
{
targetGridColumn.Width = newWidth;
GridColumn prevColumn = targetGridColumn;
GridColumn currentColumn = targetGridColumn.NextColumn;
while (currentColumn != null)
{
currentColumn.Left = prevColumn.Right;
prevColumn = currentColumn;
currentColumn = currentColumn.NextColumn;
}
}
static void SetLeftAndPerformArrange(GridColumn col, int left)
{
int prevWidth = col.Width;
if (!col.HasCustomSize)
{
col.Width = col.CalculatedWidth;
}
col.Left = left;
int j = col.CellCount;
int dW = col.Width;
for (int i = 0; i < j; ++i)
{
var content = col.GetCell(i).ContentElement as RenderElement;
if (content != null)
{
//RenderElement.DirectSetVisualElementWidth(content, dW);
//if (content.IsVisualContainerBase)
//{
// ArtVisualContainerBase vscont = (ArtVisualContainerBase)content;
// vscont.InvalidateContentArrangementFromContainerSizeChanged();
// vscont.TopDownReArrangeContentIfNeed(vinv);
//}
}
}
}
