int CXTPReportRecordItemPreview::GetPreviewHeight(CDC* pDC, CXTPReportRow* pRow, int nWidth)
{
int nHeight = 0;
XTP_REPORTRECORDITEM_METRICS* pMetrics = new XTP_REPORTRECORDITEM_METRICS;
pMetrics->strText = GetPreviewText();
pRow->FillMetrics(NULL, this, pMetrics);
CString strPreviewText = pMetrics->strText;
if (strPreviewText.IsEmpty())
{
pMetrics->InternalRelease();
return 0;
}
CXTPReportControl* pControl = pRow->GetControl();
int nIndentWidth = pControl->GetHeaderIndent();
CRect& rcIndent = pControl->GetPaintManager()->m_rcPreviewIndent;
CRect rcPreviewItem(nIndentWidth + rcIndent.left, 0, nWidth - rcIndent.right, 0);
if (m_pMarkupUIElement)
{
// Calculate Markup item height
XTPMarkupSetDefaultFont(XTPMarkupElementContext(m_pMarkupUIElement), (HFONT)pMetrics->pFont->GetSafeHandle(), pMetrics->clrForeground);
CSize szMarkup = XTPMarkupMeasureElement(m_pMarkupUIElement, rcPreviewItem.Width(), INT_MAX);
nHeight = szMarkup.cy + rcIndent.top + rcIndent.bottom;
}
else
{
// Calculate height of a usual text
CXTPFontDC font(pDC, pMetrics->pFont);
int nMaxPreviewLines = pControl->GetPaintManager()->GetPreviewLinesCount(pDC, rcPreviewItem, strPreviewText);
int nFontHeight = pDC->GetTextExtent(_T(" "), 1).cy;
nHeight = nFontHeight * nMaxPreviewLines + rcIndent.top + rcIndent.bottom;
}
// Cleanup
pMetrics->InternalRelease();
return nHeight;
}
