BOOL CSListView::SetAverageItem( CGridCtrl &grid, CStockContainer & container, BOOL bRedraw )
{
if( grid.GetColumnCount() <= 0 )
return FALSE;
container.Lock();
// Get LPARAM
CUIntArray anParams;
anParams.SetSize( 0, grid.GetColumnCount() );
for( int nCol=0; nCol < grid.GetColumnCount(); nCol ++ )
{
LPARAM lParam = grid.GetItemData( 0, nCol );
anParams.Add( lParam );
}
// Set Average
CStockInfo & infoAve = container.GetAverage( );
CStockInfo & infoWAve = container.GetWeightAverage( );
int iRowAve=0, iRowWAve=0;
if( grid.GetRowCount() >= 3
&& grid.GetItemData(grid.GetRowCount()-2,0) == (LPARAM)ID_STOCKCNTN_AVERAGE
&& grid.GetItemData(grid.GetRowCount()-1,0) == (LPARAM)ID_STOCKCNTN_WEIGHTAVERAGE )
{
// get item id
iRowAve = grid.GetRowCount()-2;
iRowWAve = grid.GetRowCount()-1;
}
else
{
// Insert item
iRowAve = grid.InsertRow( infoAve.GetStockName() );
grid.SetItemData( iRowAve, 0, (LPARAM)ID_STOCKCNTN_AVERAGE );
iRowWAve = grid.InsertRow( infoWAve.GetStockName() );
grid.SetItemData( iRowWAve, 0, (LPARAM)ID_STOCKCNTN_WEIGHTAVERAGE );
}
// Set Average
for( nCol=0; nCol<anParams.GetSize(); nCol++ )
{
grid.SetItemText( iRowAve, nCol, AfxGetVariantDispString(anParams[nCol], infoAve, NULL) );
grid.SetItemBkColour( iRowAve, nCol, AfxGetProfile().GetColor(CColorClass::clrSListBK) );
grid.SetItemFgColour( iRowAve, nCol, AfxGetVariantColor( anParams[nCol], infoAve ) );
}
// Set Weight Average
for( nCol=0; nCol<anParams.GetSize(); nCol++ )
{
grid.SetItemText( iRowWAve, nCol, AfxGetVariantDispString(anParams[nCol], infoWAve, NULL) );
grid.SetItemBkColour( iRowWAve, nCol, AfxGetProfile().GetColor(CColorClass::clrSListBK) );
grid.SetItemFgColour( iRowWAve, nCol, AfxGetVariantColor( anParams[nCol], infoWAve ) );
}
// Set Param which is
// SLH_MARKETVALUE, SLH_MARKETVALUEA, SLH_MARKETVALUEB and etc, and more than SLH_USERDEFINE_BEGIN
for( nCol=0; nCol < anParams.GetSize(); nCol ++ )
{
UINT lParam = anParams[nCol];
if( SLH_DIFF == lParam || SLH_DIFFPERCENT == lParam || SLH_SCOPE == lParam
|| SLH_DIFFPERCENT_MIN5 == lParam || SLH_PE == lParam
|| SLH_PMAININCOME == lParam || SLH_RATIO_PCASH == lParam
|| SLH_RATIO_CURRENCY == lParam || SLH_RATIO_CHANGEHAND == lParam
|| SLH_RATIO_VOLUME == lParam || SLH_RS == lParam
|| SLH_MARKETVALUE == lParam || SLH_MARKETVALUEA == lParam
|| SLH_MARKETVALUEB == lParam || lParam >= SLH_USERDEFINE_BEGIN )
{
double dc = 0., average = 0.;
double wsum = 0.0001, waverage = 0., w = 0.;
for( int iRow=1; iRow<grid.GetRowCount(); iRow++ )
{
if( iRow == iRowAve || iRow == iRowWAve )
continue;
int id = grid.GetItemData(iRow,0);
if( id < 0 || id > container.GetSize() )
continue;
CStockInfo & info = container.ElementAt(id);
w = info.m_fShare_count_total;
double dValue = 0.;
if( !AfxGetVariantValue( lParam, info, &dValue, &container ) )
continue;
average = (average * dc + dValue)/(dc+1);
waverage = (waverage * wsum + dValue * w)/(wsum+w);
dc += 1;
wsum += w;
}
CString strText;
if( SLH_MARKETVALUE == lParam || SLH_MARKETVALUEA == lParam || SLH_MARKETVALUEB == lParam )
{
strText.Format( "%u", (DWORD)average );
grid.SetItemText( iRowAve, nCol, strText );
grid.SetItemText( iRowWAve, nCol, "-" );
}
else
{
strText.Format( "%.2f", average );
grid.SetItemText( iRowAve, nCol, strText );
strText.Format( "%.2f", waverage );
grid.SetItemText( iRowWAve, nCol, strText );
}
}
}
container.UnLock();
if( bRedraw )
{
grid.RedrawRow( iRowAve );
grid.RedrawRow( iRowWAve );
}
return TRUE;
}
/*****************************************************************************
Allows Tree + Btn object to call drawing member
*****************************************************************************/
BOOL CGridTreeCellBase::DrawTreeCell(CDC* pDC, int nRow, int nCol, CRect* prect,
BOOL /* bEraseBkgnd */)
{
ASSERT( m_pTreeColumn != NULL);
if( !m_pTreeColumn->GetAllowDraw())
return FALSE;
CGridCtrl* pGrid = GetGrid();
if (!pGrid || !pDC)
return FALSE;
if( m_pTreeColumn->GetFixedRowCount() != pGrid->GetFixedRowCount()
|| m_pTreeColumn->GetRowCount() > pGrid->GetRowCount() )
{
ASSERT( FALSE); // if ASSERT here, this means that you a tree in a column
// but you called CGridCtrl::SetFixedRowCount() or
// or CGridCtrl::SetRowCount() directly. You can't do this.
// To change the layout of rows when you are using the tree,
// you must call CTreeColumn::Setup().
return FALSE;
}
if( prect->Width() <= 0
|| prect->Height() <= 0) // prevents imagelist item from drawing even
return FALSE; // though cell is hidden
// tree drawing graphic logic begins here
int nSavedDC = pDC->SaveDC();
if( nCol == m_pTreeColumn->GetColumnWithTree())
{
// this column has a tree
// move text over to allow for level indentation
if( IsViewable() )
{
// if row is showing, draw the tree graphic
if( m_pTreeColumn->GetTreeLines())
{
TreeDrawGraphic( pDC, // current CDC
*prect); // coordinates of bounding cell rectangle
}
else if( m_pTreeColumn->GetTreeUsesImages())
{
TREE_IMAGE TreeImage = TREE_IMAGE_DOCUMENT;
// is it not the very last row?
if( nRow + m_pTreeColumn->GetFixedRowCount() < m_pTreeColumn->GetRowCount())
{
// is it a plus or minus?
BOOL bIsPlus;
BOOL bIsMinus;
BOOL bIsLastLeaf;
if( m_pTreeColumn->TreeCellHasPlusMinus( nRow, // row of Cell to check
&bIsPlus, // returns: T=Is a plus
&bIsMinus, // returns: T=Is a minus
&bIsLastLeaf) )// returns: T=Is Last Leaf
{
// returns: T=cell has a plus or minus; F=not
if( bIsPlus)
TreeImage = TREE_IMAGE_FOLDER_CLOSED;
else
TreeImage = TREE_IMAGE_FOLDER_OPEN;
}
}
SetImage( TreeImage);
}
}
prect->left += GetTreeIndent();
}
pDC->RestoreDC(nSavedDC);
return TRUE;
}
