X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2b0ec34b1a083595a606b3eb04f4b64bc69955b8..8f974c520a8733158591891458fda10fae4c3950:/src/os2/dc.cpp?ds=sidebyside diff --git a/src/os2/dc.cpp b/src/os2/dc.cpp index 4db821983a..c0f1fefcd4 100644 --- a/src/os2/dc.cpp +++ b/src/os2/dc.cpp @@ -149,6 +149,192 @@ int SetBkMode( // implementation // =========================================================================== +#if wxUSE_DC_CACHEING + +/* + * This implementation is a bit ugly and uses the old-fashioned wxList class, so I will + * improve it in due course, either using arrays, or simply storing pointers to one + * entry for the bitmap, and two for the DCs. -- JACS + */ + +// --------------------------------------------------------------------------- +// wxDCCacheEntry +// --------------------------------------------------------------------------- + +wxList wxDC::m_svBitmapCache; +wxList wxDC::m_svDCCache; + +wxDCCacheEntry::wxDCCacheEntry( + WXHBITMAP hBitmap +, int nWidth +, int nHeight +, int nDepth +) +{ + m_hBitmap = hBitmap; + m_hPS = NULLHANDLE; + m_nWidth = nWidth; + m_nHeight = nHeight; + m_nDepth = nDepth; +} // end of wxDCCacheEntry::wxDCCacheEntry + +wxDCCacheEntry::wxDCCacheEntry( + HPS hPS +, int nDepth +) +{ + m_hBitmap = NULLHANDLE; + m_hPS = hPS; + m_nWidth = 0; + m_nHeight = 0; + m_nDepth = nDepth; +} // end of wxDCCacheEntry::wxDCCacheEntry + +wxDCCacheEntry::~wxDCCacheEntry() +{ + if (m_hBitmap) + ::GpiDeleteBitmap(m_hBitmap); + if (m_hPS) + ::GpiDestroyPS(m_hPS); +} // end of wxDCCacheEntry::~wxDCCacheEntry + +wxDCCacheEntry* wxDC::FindBitmapInCache( + HPS hPS +, int nWidth +, int nHeight +) +{ + int nDepth = 24 // we'll fix this later ::GetDeviceCaps((HDC) dc, PLANES) * ::GetDeviceCaps((HDC) dc, BITSPIXEL); + wxNode* pNode = m_svBitmapCache.First(); + BITMAPINFOHEADER2 vBmpHdr; + + while(pNode) + { + wxDCCacheEntry* pEntry = (wxDCCacheEntry*)pNode->Data(); + + if (pEntry->m_nDepth == nDepth) + { + memset(&vBmpHdr, 0, sizeof(BITMAPINFOHEADER2)); + + if (pEntry->m_nWidth < nWidth || pEntry->m_nHeight < nHeight) + { + ::GpiDeleteBitmap((HBITMAP)pEntry->m_hBitmap); + vBmpHdr.cbFix = sizeof(BITMAPINFOHEADER2); + vBmpHdr.cx = nWidth; + vBmpHdr.cy = nHeight; + vBmpHdr.cPlanes = 1; + vBmpHdr.cBitCount = nDepth; + + pEntry->m_hBitmap = (WXHBITMAP) ::GpiCreateBitmap( hPS + ,&vBmpHdr + ,0L, NULL, NULL + ); + if (!pEntry->m_hBitmap) + { + wxLogLastError(wxT("CreateCompatibleBitmap")); + } + pEntry->m_nWidth = nWidth; + pEntry->m_nHeight = nHeight; + return pEntry; + } + return pEntry; + } + pNode = pNode->Next(); + } + memset(&vBmpHdr, 0, sizeof(BITMAPINFOHEADER2)); + vBmpHdr.cbFix = sizeof(BITMAPINFOHEADER2); + vBmpHdr.cx = nWidth; + vBmpHdr.cy = nHeight; + vBmpHdr.cPlanes = 1; + vBmpHdr.cBitCount = nDepth; + + WXHBITMAP hBitmap = (WXHBITMAP) ::GpiCreateBitmap( hPS + ,&vBmpHdr + ,0L, NULL, NULL + ); + if (!hBitmap) + { + wxLogLastError(wxT("CreateCompatibleBitmap")); + } + wxDCCacheEntry* pEntry = new wxDCCacheEntry( hBitmap + ,nWidth + ,nHeight + ,nDepth + ); + AddToBitmapCache(pEntry); + return pEntry; +} // end of FindBitmapInCache + +wxDCCacheEntry* wxDC::FindDCInCache( + wxDCCacheEntry* pNotThis +, HPS hPS +) +{ + int nDepth = 24; // we'll fix this up later ::GetDeviceCaps((HDC) dc, PLANES) * ::GetDeviceCaps((HDC) dc, BITSPIXEL); + wxNode* pNode = m_svDCCache.First(); + + while(pNode) + { + wxDCCacheEntry* pEntry = (wxDCCacheEntry*)pNode->Data(); + + // + // Don't return the same one as we already have + // + if (!pNotThis || (pNotThis != pEntry)) + { + if (pEntry->m_nDepth == nDepth) + { + return pEntry; + } + } + pNode = pNode->Next(); + } + wxDCCacheEntry* pEntry = new wxDCCacheEntry( hPS + ,nDepth + ); + AddToDCCache(pEntry); + return pEntry; +} // end of wxDC::FindDCInCache + +void wxDC::AddToBitmapCache( + wxDCCacheEntry* pEntry +) +{ + m_svBitmapCache.Append(pEntry); +} // end of wxDC::AddToBitmapCache + +void wxDC::AddToDCCache( + wxDCCacheEntry* pEntry +) +{ + m_svDCCache.Append(pEntry); +} // end of wxDC::AddToDCCache + +void wxDC::ClearCache() +{ + m_svBitmapCache.DeleteContents(TRUE); + m_svBitmapCache.Clear(); + m_svBitmapCache.DeleteContents(FALSE); + m_svDCCache.DeleteContents(TRUE); + m_svDCCache.Clear(); + m_svDCCache.DeleteContents(FALSE); +} // end of wxDC::ClearCache + +// Clean up cache at app exit +class wxDCModule : public wxModule +{ +public: + virtual bool OnInit() { return TRUE; } + virtual void OnExit() { wxDC::ClearCache(); } + +private: + DECLARE_DYNAMIC_CLASS(wxDCModule) +}; // end of CLASS wxDCModule + +IMPLEMENT_DYNAMIC_CLASS(wxDCModule, wxModule) + +#endif // ndef for wxUSE_DC_CACHEING + // --------------------------------------------------------------------------- // wxDC // --------------------------------------------------------------------------- @@ -821,8 +1007,8 @@ void wxDC::DoDrawRectangle( ); vPoint[0].x = vX + 1; vPoint[0].y = vY + 1; - vPoint[1].x = vX + vWidth - 2; - vPoint[1].y = vY + vHeight - 2; + vPoint[1].x = vX + vWidth - 1; + vPoint[1].y = vY + vHeight - 1; ::GpiMove(m_hPS, &vPoint[0]); ::GpiBox( m_hPS ,lControl @@ -1745,6 +1931,8 @@ bool wxDC::DoBlit( , wxCoord vYsrc , int nRop , bool bUseMask +, wxCoord vXsrcMask +, wxCoord vYsrcMask ) { wxMask* pMask = NULL; @@ -1827,14 +2015,10 @@ bool wxDC::DoBlit( HPS hPSBuffer; DEVOPENSTRUC vDOP = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L}; BITMAPINFOHEADER2 vBmpHdr; + HBITMAP hBufBitmap; SIZEL vSize = {0, 0}; LONG rc; - hDCMask = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE); - hDCBuffer = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE); - hPSMask = ::GpiCreatePS(vHabmain, hDCMask, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC); - hPSBuffer = ::GpiCreatePS(vHabmain, hDCBuffer, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC); - memset(&vBmpHdr, 0, sizeof(BITMAPINFOHEADER2)); vBmpHdr.cbFix = sizeof(BITMAPINFOHEADER2); vBmpHdr.cx = vWidth; @@ -1842,7 +2026,37 @@ bool wxDC::DoBlit( vBmpHdr.cPlanes = 1; vBmpHdr.cBitCount = 24; - HBITMAP hBufBitmap = ::GpiCreateBitmap(GetHPS(), &vBmpHdr, 0L, NULL, NULL); +#if wxUSE_DC_CACHEING + if (TRUE) + { + // + // create a temp buffer bitmap and DCs to access it and the mask + // + wxDCCacheEntry* pDCCacheEntry1 = FindDCInCache( NULL + ,pSource->GetHPS() + ); + wxDCCacheEntry* pDCCacheEntry2 = FindDCInCache( pDCCacheEntry1 + ,GetHPS() + ); + wxDCCacheEntry* pBitmapCacheEntry = FindBitmapInCache( GetHPS() + ,vWidth + ,vHeight + ); + + hPSMask = pDCCacheEntry1->m_hPS; + hDCBuffer = (HDC)pDCCacheEntry2->m_hPS; + hBufBitmap = (HBITMAP)pBitmapCacheEntry->m_hBitmap; + } + else +#endif + { + hDCMask = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE); + hDCBuffer = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDOP, NULLHANDLE); + hPSMask = ::GpiCreatePS(vHabmain, hDCMask, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC); + hPSBuffer = ::GpiCreatePS(vHabmain, hDCBuffer, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC); + hBufBitmap = ::GpiCreateBitmap(GetHPS(), &vBmpHdr, 0L, NULL, NULL); + } + POINTL aPoint1[4] = { 0, 0 ,vWidth, vHeight ,vXdest, vYdest @@ -1961,11 +2175,13 @@ bool wxDC::DoBlit( // ::GpiSetBitmap(hPSMask, NULLHANDLE); ::GpiSetBitmap(hPSBuffer, NULLHANDLE); +#if !wxUSE_DC_CACHEING ::GpiDestroyPS(hPSMask); ::GpiDestroyPS(hPSBuffer); ::DevCloseDC(hDCMask); ::DevCloseDC(hDCBuffer); ::GpiDeleteBitmap(hBufBitmap); +#endif bSuccess = TRUE; } else // no mask, just BitBlt() it