C++ (Cpp) TChartString::size Exemples

Exemple #1

Fichier : ChartAxis.cpp Projet : yhm18ke/WinCE_BRC112

CSize CChartAxis::GetLargestTick(CDC* pDC)
{
	CFont NewFont;
	NewFont.CreatePointFont(m_nFontSize,m_strFontName.c_str(),pDC);
	CFont* pOldFont = pDC->SelectObject(&NewFont);

	CSize MaxSize(0,0);
	if (m_MaxValue == m_MinValue)
	{
		TChartString strLabel = GetTickLabel(m_MinValue);
		MaxSize = pDC->GetTextExtent(strLabel.c_str(),strLabel.size());
	}
	else
	{
		double TickValue = GetFirstTickValue();
		do 
		{
			if (IsLabelOnAxis(TickValue))
			{
				TChartString strLabel = GetTickLabel(TickValue);
				CSize TextSize = pDC->GetTextExtent(strLabel.c_str(),strLabel.size());
				if (TextSize.cy > MaxSize.cy)
					MaxSize.cy = TextSize.cy;
				if (TextSize.cx > MaxSize.cx)
					MaxSize.cx = TextSize.cx;
			}
		} while (GetNextTickValue(TickValue, TickValue));
	}

	pDC->SelectObject(pOldFont);
	NewFont.DeleteObject();
	return MaxSize;
}