#ifndef WX_PRECOMP
#include "wx/utils.h"
+#include "wx/app.h"
+#include "wx/log.h"
#endif
#include "wx/os2/private.h"
wxMemoryDC::wxMemoryDC(void)
{
- HDC hDC;
- HPS hPS;
- DEVOPENSTRUC vDOP = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
- SIZEL vSize = {0, 0};
-
- //
- // Create a memory device context
- //
- hDC = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE);
- if (hDC != DEV_ERROR)
- {
- hPS = ::GpiCreatePS(vHabmain, hDC, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
- if (hPS != GPI_ERROR)
- {
- m_hPS = hPS;
- m_hDC = hDC;
- m_ok = TRUE;
- m_bOwnsDC = TRUE;
- SetBrush(*wxWHITE_BRUSH);
- SetPen(*wxBLACK_PEN);
- }
- else
- {
- m_hPS = NULLHANDLE;
- m_hDC = NULLHANDLE;
- m_ok = FALSE;
- m_bOwnsDC = FALSE;
- }
- }
- else
- {
- m_hPS = NULLHANDLE;
- m_hDC = NULLHANDLE;
- m_ok = FALSE;
- m_bOwnsDC = FALSE;
- }
+ CreateCompatible(NULL);
+ Init();
} // end of wxMemoryDC::wxMemoryDC
wxMemoryDC::wxMemoryDC(
wxDC* pOldDC
)
+{
+ pOldDC->BeginDrawing();
+ CreateCompatible(pOldDC);
+ pOldDC->EndDrawing();
+ Init();
+} // end of wxMemoryDC::wxMemoryDC
+
+void wxMemoryDC::Init()
+{
+ if (m_ok)
+ {
+ SetBrush(*wxWHITE_BRUSH);
+ SetPen(*wxBLACK_PEN);
+
+ // the background mode is only used for text background and is set in
+ // DrawText() to OPAQUE as required, otherwise always TRANSPARENT
+ ::GpiSetBackMix( GetHPS(), BM_LEAVEALONE );
+ }
+ memset(&m_vRclPaint, 0, sizeof(m_vRclPaint));
+} // end of wxMemoryDC::Init
+
+bool wxMemoryDC::CreateCompatible(
+ wxDC* pDC
+)
{
HDC hDC;
HPS hPS;
DEVOPENSTRUC vDOP = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
SIZEL vSize = {0, 0};
- pOldDC->BeginDrawing();
-
//
// Create a memory device context
//
- hDC = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, GetHdcOf(*pOldDC));
+ hDC = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE);
if (hDC != DEV_ERROR)
{
hPS = ::GpiCreatePS(vHabmain, hDC, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
m_hDC = hDC;
m_ok = TRUE;
m_bOwnsDC = TRUE;
- pOldDC->EndDrawing();
- SetBrush(*wxWHITE_BRUSH);
- SetPen(*wxBLACK_PEN);
+ //
+ // Set the wxWindows color table
+ //
+ ::GpiCreateLogColorTable( m_hPS
+ ,0L
+ ,LCOLF_CONSECRGB
+ ,0L
+ ,(LONG)wxTheColourDatabase->m_nSize
+ ,(PLONG)wxTheColourDatabase->m_palTable
+ );
+ ::GpiCreateLogColorTable( m_hPS
+ ,0L
+ ,LCOLF_RGB
+ ,0L
+ ,0L
+ ,NULL
+ );
}
else
{
- pOldDC->EndDrawing();
m_hPS = NULLHANDLE;
m_hDC = NULLHANDLE;
m_ok = FALSE;
}
else
{
- pOldDC->EndDrawing();
m_hPS = NULLHANDLE;
m_hDC = NULLHANDLE;
m_ok = FALSE;
m_bOwnsDC = FALSE;
}
-} // end of wxMemoryDC::wxMemoryDC
-wxMemoryDC::~wxMemoryDC()
-{
- if (m_hPS != NULLHANDLE)
- ::GpiDestroyPS(m_hPS);
- if (m_hDC != NULLHANDLE)
- ::DevCloseDC(m_hDC);
-} // end of wxMemoryDC::~wxMemoryDC
+ //
+ // As we created the DC, we must delete it in the dtor
+ //
+ m_bOwnsDC = TRUE;
+ m_ok = m_hDC != 0;
+ return m_ok;
+} // end of wxMemoryDC::CreateCompatible
void wxMemoryDC::SelectObject(
const wxBitmap& rBitmap
m_vSelectedBitmap = rBitmap;
- WXHBITMAP hBmp = m_vSelectedBitmap.GetHBITMAP();
+ WXHBITMAP hBmp = rBitmap.GetHBITMAP();
if (!hBmp)
return;
m_vSelectedBitmap.SetSelectedInto(this);
hBmp = (WXHBITMAP)::GpiSetBitmap(m_hPS, (HBITMAP)hBmp);
- if (hBmp != HBM_ERROR)
+ if (hBmp == HBM_ERROR)
{
wxLogLastError(wxT("SelectObject(memDC, bitmap)"));
wxFAIL_MSG(wxT("Couldn't select a bitmap into wxMemoryDC"));
*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