+ 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;
+
+
+ if (!hBmp)
+ {
+
+ m_hOldBitmap = (WXHBITMAP)::GpiSetBitmap(m_hPS, NULLHANDLE);
+ return;
+ }
+ m_vSelectedBitmap.SetSelectedInto(this);
+ m_hOldBitmap = (WXHBITMAP)::GpiSetBitmap(m_hPS, (HBITMAP)hBmp);
+
+ if (m_hOldBitmap == HBM_ERROR)
+ {
+ wxLogLastError(wxT("SelectObject(memDC, bitmap)"));
+ wxFAIL_MSG(wxT("Couldn't select a bitmap into wxMemoryDC"));
+ }
+} // end of wxMemoryDC::SelectObject
+
+void wxMemoryDC::DoGetSize(
+ int* pWidth
+, int* pHeight
+) const
+{
+ if (!m_vSelectedBitmap.Ok())
+ {
+ *pWidth = 0;
+ *pHeight = 0;
+ return;
+ }
+ *pWidth = m_vSelectedBitmap.GetWidth();
+ *pHeight = m_vSelectedBitmap.GetHeight();
+} // end of wxMemoryDC::DoGetSize