void view_CustomDrawCell(object sender, DevExpress.XtraGrid.Views.Base.RowCellCustomDrawEventArgs e)
{
Rectangle textRect = e.Bounds;
MyMergedCellInfo currentInfo = null;
foreach (MyMergedCellInfo item in mergedCells)
{
if (item.RowHandle == View.GetDataSourceRowIndex(e.RowHandle) && item.Columns.Contains(e.Column))
{
currentInfo = item;
break;
}
}
if (currentInfo != null)
{
int clipBoundsX = 0;
RectangleF currentClip = e.Graphics.ClipBounds;
if (currentInfo != null)
{
foreach (GridColumn item in currentInfo.Columns)
{
if (item == e.Column)
{
continue;
}
if (currentInfo.Columns.IndexOf(item) > currentInfo.Columns.IndexOf(e.Column))
{
textRect.Width += item.VisibleWidth;
}
else
{
textRect.X -= item.VisibleWidth;
textRect.Width += item.VisibleWidth;
}
}
e.DisplayText = currentInfo.DisplayText;
clipBoundsX = (int)currentClip.X < e.Bounds.X ? e.Bounds.X - 4 : (int)currentClip.X;
if (View.LeftCoord > 0)
{
e.Cache.ClipInfo.SetClip(new Rectangle(clipBoundsX, (int)currentClip.Y, textRect.Width, (int)currentClip.Height));
}
IndentInfoCollection lines = (e.Cell as GridCellInfo).RowInfo.Lines;
List <IndentInfo> removedLines = new List <IndentInfo>();
foreach (IndentInfo currentLine in lines)
{
if (textRect.X <= (currentLine.Bounds.X - View.LeftCoord) && (textRect.Width + textRect.X) >= (currentLine.Bounds.X - View.LeftCoord) && currentLine.Bounds.Y <= textRect.Y && (currentLine.Bounds.Y + currentLine.Bounds.Height) >= textRect.Y)
{
currentLine.OffsetContent(-currentLine.Bounds.X, -currentLine.Bounds.Y);
}
}
}
e.Appearance.DrawBackground(e.Cache, textRect);
e.Appearance.DrawString(e.Cache, e.DisplayText, textRect);
e.Handled = true;
e.Cache.ClipInfo.SetClip(new Rectangle((int)currentClip.X, (int)currentClip.Y, (int)currentClip.Width, (int)currentClip.Height));
}
}
public void MergeCells(string sValue, int iRowHandle, GridColumn[] gridColumns)
{
MyMergedCellInfo myCellInfo = new MyMergedCellInfo(sValue, iRowHandle);
foreach (GridColumn item in gridColumns)
{
myCellInfo.Columns.Add(item);
}
mergedCells.Add(myCellInfo);
}