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Lots of image/bitmap processing updates.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15301 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
David Webster
2002-04-29 04:00:57 +00:00
parent b3d3ebae71
commit ba3e10c9f4
4 changed files with 250 additions and 65 deletions
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53
src/os2/bitmap.cpp
View File

@@ -227,6 +227,8 @@ wxBitmap::wxBitmap(
pzData = (char *)zBits; // const_cast is harmless
}
if (nDepth > 24)
nDepth = 24; // MAX supported in PM
memset(&vHeader, '\0', 16);
vHeader.cbFix = 16;
vHeader.cx = (USHORT)nWidth;
@@ -346,6 +348,9 @@ bool wxBitmap::Create(
hDCScreen = ::GpiQueryDevice(hPSScreen);
::DevQueryCaps(hDCScreen, CAPS_COLOR_BITCOUNT, 1L, &lBitCount);
if (lBitCount > 24)
lBitCount = 24;
memset(&vHeader, '\0', 16);
vHeader.cbFix = 16;
vHeader.cx = nW;
@@ -563,6 +568,8 @@ bool wxBitmap::CreateFromImage (
//
BITMAPINFOHEADER2 vHeader;
BITMAPINFO2 vInfo;
LONG alFormats[24]; // Max formats OS/2 PM supports
ULONG ulBitcount;
//
// Fill in the DIB header
@@ -574,12 +581,6 @@ bool wxBitmap::CreateFromImage (
vHeader.cPlanes = 1L;
vHeader.cBitCount = 24;
memset(&vInfo, '\0', 16);
vInfo.cbFix = 16;
vInfo.cx = (ULONG)nWidth;
vInfo.cy = (ULONG)nHeight;
vInfo.cPlanes = 1L;
vInfo.cBitCount = 24;
//
// Memory for DIB data
//
@@ -605,6 +606,17 @@ bool wxBitmap::CreateFromImage (
HBITMAP hBmp;
HBITMAP hBmpOld;
::GpiQueryDeviceBitmapFormats(hPS, 24, alFormats);
ulBitcount = alFormats[1]; // the best one for the device
if (ulBitcount > 24)
ulBitcount = 24; // MAX bits supported by PM
memset(&vInfo, '\0', 16);
vInfo.cbFix = 16;
vInfo.cx = (ULONG)nWidth;
vInfo.cy = (ULONG)nHeight;
vInfo.cPlanes = 1;
vInfo.cBitCount = ulBitcount;
hBmp = ::GpiCreateBitmap( hPS
,&vHeader
,0L
@@ -661,7 +673,6 @@ bool wxBitmap::CreateFromImage (
// Have to do something similar to WIN32's StretchDIBits, use GpiBitBlt
// in combination with setting the bits into the selected bitmap
//
vInfo.cBitCount = 16;
if ((lScans = ::GpiSetBitmapBits( hPS
,0 // Start at the bottom
,(LONG)nHeight // One line per scan
@@ -676,25 +687,6 @@ bool wxBitmap::CreateFromImage (
sError = wxPMErrorToStr(vError);
}
//
// for debugging----
//
LONG alFormats[24];
::GpiQueryDeviceBitmapFormats(hPS, 24, alFormats);
if ((lScans = ::GpiQueryBitmapBits( hPS
,0L
,(LONG)nHeight
,(PBYTE)pucBits
,&vInfo
)) == GPI_ALTERROR)
{
ERRORID vError;
wxString sError;
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
}
hPSScreen = ::GpiCreatePS( vHabmain
,hDCScreen
,&vSize
@@ -827,6 +819,7 @@ if ((lScans = ::GpiQueryBitmapBits( hPS
//
::GpiSetBitmap(hPS, NULLHANDLE);
::GpiDestroyPS(hPS);
::DevCloseDC(hDCScreen);
::DevCloseDC(hDC);
free(pucBits);
return TRUE;
@@ -862,7 +855,13 @@ wxImage wxBitmap::ConvertToImage() const
DEVOPENSTRUC vDop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
SIZEL vSizlPage = {0,0};
HDC hDCMem;
LONG alFormats[24]; // 24 is MAX formats supported
ULONG ulBitcount;
::GpiQueryDeviceBitmapFormats(hPS, 24, alFormats);
ulBitcount = alFormats[1]; // the best one
if (ulBitcount > 24) // PM supports a max of 24
ulBitcount = 24;
vImage.Create( nWidth
,nHeight
);
@@ -895,7 +894,7 @@ wxImage wxBitmap::ConvertToImage() const
vDIBInfo.cx = nWidth;
vDIBInfo.cy = nHeight;
vDIBInfo.cPlanes = 1;
vDIBInfo.cBitCount = 24;
vDIBInfo.cBitCount = ulBitcount;
lpBits = (unsigned char *)malloc(nBytePerLine * nHeight);
if (!lpBits)

148
src/os2/dc.cpp
View File

@@ -992,8 +992,8 @@ void wxDC::DoDrawRectangle(
vPoint[0].x = vX;
vPoint[0].y = vY;
vPoint[1].x = vX + vWidth;
vPoint[1].y = vY + vHeight;
vPoint[1].x = vX + vWidth - 1;
vPoint[1].y = vY + vHeight - 1;
::GpiMove(m_hPS, &vPoint[0]);
lColor = m_brush.GetColour().GetPixel();
lBorderColor = m_pen.GetColour().GetPixel();
@@ -1031,8 +1031,8 @@ void wxDC::DoDrawRectangle(
);
vPoint[0].x = vX + 1;
vPoint[0].y = vY + 1;
vPoint[1].x = vX + vWidth - 1;
vPoint[1].y = vY + vHeight - 1;
vPoint[1].x = vX + vWidth - 2;
vPoint[1].y = vY + vHeight - 2;
::GpiMove(m_hPS, &vPoint[0]);
::GpiBox( m_hPS
,lControl
@@ -1209,7 +1209,7 @@ void wxDC::DoDrawBitmap(
, bool bUseMask
)
{
if (!bUseMask && !IsKindOf(CLASSINFO(wxPrinterDC)))
if (!IsKindOf(CLASSINFO(wxPrinterDC)))
{
HBITMAP hBitmap = (HBITMAP)rBmp.GetHBITMAP();
wxBitmap vNewBitmap( rBmp.GetWidth()
@@ -1220,6 +1220,17 @@ void wxDC::DoDrawBitmap(
LONG lOldTextground = ::GpiQueryColor((HPS)GetHPS());
LONG lOldBackground = ::GpiQueryBackColor((HPS)GetHPS());
vY = OS2Y(vY,rBmp.GetHeight());
//
// Flip the picture as OS/2 is upside-down
//
POINTL vPoint[4] = { vX, vY + rBmp.GetHeight()
,vX + rBmp.GetWidth(), vY
,0, 0
,rBmp.GetWidth(), rBmp.GetHeight()
};
if (m_textForegroundColour.Ok())
{
::GpiSetColor( (HPS)GetHPS()
@@ -1232,24 +1243,119 @@ void wxDC::DoDrawBitmap(
,m_textBackgroundColour.GetPixel()
);
}
if (bUseMask)
{
wxMask* pMask = rBmp.GetMask();
HPS hPS;
HDC hDC;
vY = OS2Y(vY,rBmp.GetHeight());
if (!IsKindOf(CLASSINFO(wxMemoryDC)))
{
DEVOPENSTRUC vDop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
SIZEL vSize = {0, 0};
//
// Flip the picture as OS/2 is upside-down
//
POINTL vPoint[4] = { vX, vY + rBmp.GetHeight()
,vX + rBmp.GetWidth(), vY
,0, 0
,rBmp.GetWidth(), rBmp.GetHeight()
};
::GpiWCBitBlt( (HPS)GetHPS()
,hBitmap
,4
,vPoint
,ROP_SRCCOPY
,BBO_IGNORE
);
hDC = ::DevOpenDC(vHabmain, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&vDop, NULLHANDLE);
hPS = ::GpiCreatePS(vHabmain, hDC, &vSize, PU_PELS | GPIA_ASSOC);
}
else
hPS = m_hPS;
if (pMask)
{
BITMAPINFOHEADER2 vHeader;
BITMAPINFO2 vInfo;
int nBytesPerLine = rBmp.GetWidth() * 3;
unsigned char* pucData;
LONG lScans = 0L;
LONG alFormats[24]; // Max formats OS/2 PM supports
ULONG ulBitcount;
HBITMAP hMask = (HBITMAP)pMask->GetMaskBitmap();
POINTL vPointMask[4] = { 0, 0, rBmp.GetWidth(), rBmp.GetHeight()
,0, 0, rBmp.GetWidth(), rBmp.GetHeight()
};
::GpiSetBitmap(hPS, hMask);
::GpiQueryDeviceBitmapFormats(hPS, 24, alFormats);
ulBitcount = alFormats[1]; // the best one
if (ulBitcount > 24) // PM supports a max of 24
ulBitcount = 24;
vInfo.cbFix = 16;
vInfo.cx = rBmp.GetWidth();
vInfo.cy = rBmp.GetHeight();
vInfo.cPlanes = 1;
vInfo.cBitCount = ulBitcount;
pucData = (unsigned char*)malloc(nBytesPerLine * rBmp.GetHeight());
if ((lScans = ::GpiQueryBitmapBits( hPS
,0L
,(LONG)rBmp.GetHeight()
,(PBYTE)pucData
,&vInfo
)) == GPI_ALTERROR)
{
ERRORID vError;
wxString sError;
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
}
if ((hBitmapOld = ::GpiSetBitmap(hPS, (HBITMAP)vNewBitmap.GetHBITMAP())) == HBM_ERROR)
{
ERRORID vError;
wxString sError;
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
}
if ((lScans = ::GpiSetBitmapBits( hPS
,0
,(LONG)rBmp.GetHeight()
,(PBYTE)pucData
,&vInfo
)) == GPI_ALTERROR)
{
ERRORID vError;
wxString sError;
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
}
if ((hBitmapOld = ::GpiSetBitmap(hPS, NULLHANDLE)) == HBM_ERROR)
{
ERRORID vError;
wxString sError;
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
}
if ((hBitmapOld = ::GpiSetBitmap((HPS)GetHPS(), vNewBitmap.GetHBITMAP())) == HBM_ERROR)
{
ERRORID vError;
wxString sError;
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
}
::GpiWCBitBlt( (HPS)GetHPS()
,hBitmap
,4
,vPoint
,ROP_SRCAND
,BBO_IGNORE
);
}
}
else
{
::GpiWCBitBlt( (HPS)GetHPS()
,hBitmap
,4
,vPoint
,ROP_SRCCOPY
,BBO_IGNORE
);
}
::GpiSetBitmap((HPS)GetHPS(), hBitmapOld);
::GpiSetColor((HPS)GetHPS(), lOldTextground);
::GpiSetBackColor((HPS)GetHPS(), lOldBackground);

3
src/os2/dcclient.cpp
View File

@@ -319,12 +319,14 @@ wxPaintDC::wxPaintDC(
{
HPS hPS;
m_hDC = (WXHDC)::WinOpenWindowDC(GetWinHwnd(m_pCanvas));
hPS = ::WinBeginPaint( GetWinHwnd(m_pCanvas)
,NULLHANDLE
,&g_paintStruct
);
if(hPS)
{
::GpiAssociate(hPS, m_hDC);
m_hOldPS = m_hPS;
m_hPS = hPS;
::GpiCreateLogColorTable( m_hPS
@@ -349,7 +351,6 @@ wxPaintDC::wxPaintDC(
}
m_bIsPaintTime = TRUE;
m_hDC = (WXHDC) -1; // to satisfy those anonizmous efforts
ms_cache.Add(new wxPaintDCInfo(m_pCanvas, this));
}
InitDC();

111
src/os2/dcmemory.cpp
View File

@@ -208,12 +208,18 @@ void wxMemoryDC::DoDrawRectangle(
LONG lScans = 0L;
POINTL vPoint;
LONG lColor;
LONG alFormats[24]; // Max formats OS/2 PM supports
ULONG ulBitcount;
::GpiQueryDeviceBitmapFormats(m_hPS, 24, alFormats);
ulBitcount = alFormats[1]; // the best one for the device
if (ulBitcount > 24)
ulBitcount = 24; // MAX bits supported by PM
vInfo.cbFix = 16;
vInfo.cx = vHeader.cx;
vInfo.cy = vHeader.cy;
vInfo.cPlanes = vHeader.cPlanes;
vInfo.cBitCount = 24;
vInfo.cBitCount = ulBitcount;
pucData = (unsigned char*)malloc(nBytesPerLine * m_vSelectedBitmap.GetHeight());
if ((lScans = ::GpiQueryBitmapBits( m_hPS
,0L
@@ -233,21 +239,94 @@ void wxMemoryDC::DoDrawRectangle(
{
for (int j = 0; j < m_vSelectedBitmap.GetWidth(); j++)
{
if (i >= vY && j >= vX && i < vHeight && j < vWidth)
{
if (i == vY || j == vX ||
i == m_vSelectedBitmap.GetWidth() -1 ||
j == m_vSelectedBitmap.GetHeight() - 1
)
lColor = m_pen.GetColour().GetPixel();
else
lColor = m_brush.GetColour().GetPixel();
*(pucBits++) = (unsigned char)lColor;
*(pucBits++) = (unsigned char)(lColor >> 8);
*(pucBits++) = (unsigned char)(lColor >> 16);
}
else
pucBits += 3;
vPoint.x = j; vPoint.y = i;
lColor = ::GpiQueryPel(m_hPS, &vPoint);
*(pucBits++) = (unsigned char)lColor;
*(pucBits++) = (unsigned char)(lColor >> 8);
*(pucBits++) = (unsigned char)(lColor >> 16);
}
}
if ((lScans = ::GpiSetBitmapBits( m_hPS
,0
,(LONG)m_vSelectedBitmap.GetHeight()
,(PBYTE)pucData
,&vInfo
)) == GPI_ALTERROR)
{
ERRORID vError;
wxString sError;
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
}
free(pucData);
}
}
} // end of wxMemoryDC::DoDrawRectangle
void wxMemoryDC::DoDrawRoundedRectangle(
wxCoord vX
, wxCoord vY
, wxCoord vWidth
, wxCoord vHeight
, double dRadius
)
{
wxDC::DoDrawRoundedRectangle(vX, vY, vWidth, vHeight, dRadius);
//
// Debug testing:
//
if (m_vSelectedBitmap.GetHBITMAP() != NULLHANDLE)
{
BITMAPINFOHEADER2 vHeader;
BITMAPINFO2 vInfo;
vHeader.cbFix = 16L;
if (::GpiQueryBitmapInfoHeader(m_vSelectedBitmap.GetHBITMAP(), &vHeader))
{
unsigned char* pucData = NULL;
unsigned char* pucBits;
int nBytesPerLine = m_vSelectedBitmap.GetWidth() * 3;
LONG lScans = 0L;
POINTL vPoint;
LONG lColor;
LONG alFormats[24]; // Max formats OS/2 PM supports
ULONG ulBitcount;
::GpiQueryDeviceBitmapFormats(m_hPS, 24, alFormats);
ulBitcount = alFormats[1]; // the best one for the device
if (ulBitcount > 24)
ulBitcount = 24; // MAX bits supported by PM
vInfo.cbFix = 16;
vInfo.cx = vHeader.cx;
vInfo.cy = vHeader.cy;
vInfo.cPlanes = vHeader.cPlanes;
vInfo.cBitCount = ulBitcount;
pucData = (unsigned char*)malloc(nBytesPerLine * m_vSelectedBitmap.GetHeight());
if ((lScans = ::GpiQueryBitmapBits( m_hPS
,0L
,(LONG)m_vSelectedBitmap.GetHeight()
,(PBYTE)pucData
,&vInfo
)) == GPI_ALTERROR)
{
ERRORID vError;
wxString sError;
vError = ::WinGetLastError(vHabmain);
sError = wxPMErrorToStr(vError);
}
pucBits = pucData;
for (int i = 0; i < m_vSelectedBitmap.GetHeight(); i++)
{
for (int j = 0; j < m_vSelectedBitmap.GetWidth(); j++)
{
vPoint.x = j; vPoint.y = i;
lColor = ::GpiQueryPel(m_hPS, &vPoint);
*(pucBits++) = (unsigned char)lColor;
*(pucBits++) = (unsigned char)(lColor >> 8);
*(pucBits++) = (unsigned char)(lColor >> 16);
}
}
if ((lScans = ::GpiSetBitmapBits( m_hPS