(rBitmap.GetSelectedInto() == this),
wxT("Bitmap is selected in another wxMemoryDC, delete the first wxMemoryDC or use SelectObject(NULL)") );
+ WXHBITMAP hBmp = rBitmap.GetHBITMAP();
+
+ if (!hBmp)
+ {
+ //
+ // Bmps drawn to are upside down, so flip it before committing
+ //
+ POINTL vPoint[4] = { {0, m_vSelectedBitmap.GetHeight()}
+ ,{m_vSelectedBitmap.GetWidth(), 0}
+ ,{0, 0}
+ ,{m_vSelectedBitmap.GetWidth(), m_vSelectedBitmap.GetHeight()}
+ };
+
+
+ ::GpiBitBlt( m_hPS
+ ,m_hPS
+ ,4
+ ,vPoint
+ ,ROP_SRCCOPY
+ ,BBO_IGNORE
+ );
+ m_vSelectedBitmap.SetSelectedInto(NULL);
+ }
m_vSelectedBitmap = rBitmap;
- WXHBITMAP hBmp = rBitmap.GetHBITMAP();
if (!hBmp)
- return;
+ {
+ m_hOldBitmap = (WXHBITMAP)::GpiSetBitmap(m_hPS, NULLHANDLE);
+ return;
+ }
m_vSelectedBitmap.SetSelectedInto(this);
- hBmp = (WXHBITMAP)::GpiSetBitmap(m_hPS, (HBITMAP)hBmp);
+ m_hOldBitmap = (WXHBITMAP)::GpiSetBitmap(m_hPS, (HBITMAP)hBmp);
- if (hBmp == HBM_ERROR)
+ if (m_hOldBitmap == HBM_ERROR)
{
wxLogLastError(wxT("SelectObject(memDC, bitmap)"));
wxFAIL_MSG(wxT("Couldn't select a bitmap into wxMemoryDC"));
}
- else if (!m_hOldBitmap)
- {
- m_hOldBitmap = hBmp;
- }
} // end of wxMemoryDC::SelectObject
void wxMemoryDC::DoGetSize(
*pHeight = m_vSelectedBitmap.GetHeight();
} // end of wxMemoryDC::DoGetSize
-void wxMemoryDC::DoDrawRectangle(
- wxCoord vX
-, wxCoord vY
-, wxCoord vWidth
-, wxCoord vHeight
-)
-{
- wxDC::DoDrawRectangle(vX, vY, vWidth, vHeight);
-} // end of wxMemoryDC::DoDrawRectangle