/* Initialize data for our drawing thread */
int Draw_Initialize(void)
{
int i; /* Temporary variables */
/* For each symbol, open a memory devicecontext,
create a presentation space and load the bitmap
from the EXE file */
for(i=1;i<RB_BORDER;i++)
{
if(!(hdcRB[i]=DevOpenDC(hab, /* Open device context with anchor block handle of
our application */
OD_MEMORY, /* Type of device context (memory) */
(PSZ)"*", /* Device information token (no initialization) */
8L, /* Number of items (of deviceopendata) */
(PDEVOPENDATA)&dcRB[i], /* Open device context data */
(HDC)NULL))) /* Compatible device context (compatibilty with screen) */
GEN_ERR(hab,hwndFrame,hwndClient);
if(!(hpsRB[i]=GpiCreatePS(hab, /* Create a presentation space with our anchor block
handle */
hdcRB[i], /* Device context handle (of our symbols) */
&sizelRB, /* Presentation space size (or our symbols) */
GPIA_ASSOC|PU_PELS))) /* Options (assoziate to screen, pels as unit) */
GEN_ERR(hab,hwndFrame,hwndClient);
/* Load bitmap from EXE file */
if(!(hbmRB[i]=GpiLoadBitmap(hpsRB[i],
(HMODULE)0, /* Ressource (EXE file) */
RB_RESSOURCE_ID[i], /* ID of bitmap within ressource */
0L, /* Width of bitmap in pels (no streching) */
0L))) /* Height of bitmap in pels (no streching) */
GEN_ERR(hab,hwndFrame,hwndClient);
}
return(0);
}
static INT CreateMemoryPS (PINST pinstMain, HPS hpsTarget,
PRECTL prclTargetWnd)
{
SIZEL sizl;
HDC hdcTarget = GpiQueryDevice(hpsTarget);
pinstMain->hdcMem = DevOpenDC(pinstMain->hab,OD_MEMORY,"*",
0L,NULL,hdcTarget);
assert (pinstMain->hdcMem != DEV_ERROR);
//
// Set the size of the presentation space to be created.
//
sizl.cx = prclTargetWnd->xRight;
sizl.cy = prclTargetWnd->yTop;
//
// Create the memory presentation space for the bitmap.
//
pinstMain->hpsMemRadar = GpiCreatePS(pinstMain->hab,
pinstMain->hdcMem,&sizl,
PU_PELS | GPIA_ASSOC | GPIT_MICRO);
assert (pinstMain->hpsMemRadar != GPI_ERROR);
return 0;
}
QT_BEGIN_NAMESPACE
HPS qt_alloc_mem_ps(int w, int h, HPS compat = 0)
{
HDC hdcCompat = NULLHANDLE;
if (compat)
hdcCompat = GpiQueryDevice(compat);
static PCSZ hdcData[4] = { "Display", NULL, NULL, NULL };
HDC hdc = DevOpenDC(0, OD_MEMORY, "*", 4, (PDEVOPENDATA) hdcData, hdcCompat);
if (!hdc) {
qWarning( "alloc_mem_dc: DevOpenDC failed with %08lX!", WinGetLastError(0));
return NULLHANDLE;
}
SIZEL size = { w, h };
HPS hps = GpiCreatePS(0, hdc, &size, PU_PELS | GPIA_ASSOC | GPIT_MICRO);
if (hps == NULLHANDLE) {
qWarning("alloc_mem_dc: GpiCreatePS failed wit %08lX!", WinGetLastError(0));
return NULLHANDLE;
}
// @todo later
// if (QColor::hPal()) {
// GpiSelectPalette(hps, QColor::hPal());
// } else {
// direct RGB mode
GpiCreateLogColorTable(hps, 0, LCOLF_RGB, 0, 0, NULL);
// }
return hps;
}
static int loadAlternativeIconTable(SKINDATA *wnd)
{
SIZEL sizl = { 0, 0 }; /* use same page size as device */
DEVOPENSTRUC dop = { 0, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
HAB hab = icqQueryAnchorBlock(wnd->icq);
HDC hdc;
HPS hps;
CHKPoint();
icqskin_deleteImage( wnd->iconImage );
icqskin_deleteImage( wnd->iconMasc );
hdc = DevOpenDC(hab, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&dop, NULLHANDLE);
hps = GpiCreatePS(hab, hdc, &sizl, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
if(hps)
{
wnd->iconImage = GpiLoadBitmap(hps, module, 101, ICONBAR_ROWS * PWICQICONBARSIZE, ICONBAR_ROWS);
wnd->iconMasc = GpiLoadBitmap(hps, module, 102, ICONBAR_ROWS * PWICQICONBARSIZE, ICONBAR_ROWS);
GpiDestroyPS(hps);
}
DevCloseDC(hdc);
return ICONBAR_ROWS;
}
/*@ XPrinterDevice::OpenPrinterJob(char *pszJobTitle)
@remarks Open a printer job
@parameters char * title title of the printer job
@returns BOOL success
*/
BOOL XPrinterDevice::OpenPrinterJob(const char *pszJobTitle)
{
hdc = DevOpenDC(pSetup->hab, pSetup->lDCType, (PSZ) "*", 9, pSetup->pDevOpenData, (HDC) 0);
if (hdc == NULLHANDLE)
return FALSE;
SIZEL sizel;
sizel.cx = 0;
sizel.cy = 0;
hps = GpiCreatePS(pSetup->hab, hdc, &sizel, pSetup->lWorldCoordinates | GPIF_DEFAULT | GPIT_NORMAL | GPIA_ASSOC);
if (GPI_ERROR == hps)
{
DevCloseDC(hdc);
hdc = (HDC) 0;
hps = (HPS) 0;
return FALSE;
}
DevEscape(hdc, DEVESC_STARTDOC, strlen(pszJobTitle), (PSZ) pszJobTitle, NULL, NULL);
if (!GpiSetCharMode(hps, CM_MODE2))
return FALSE;
if (!GpiSetTextAlignment(hps, TA_NORMAL_HORIZ, TA_NORMAL_VERT))
return FALSE;
SIZEL sizPage;
if (!GpiQueryPS(hps, &sizPage))
return FALSE;
width = sizPage.cx;
height = sizPage.cy;
return TRUE;
}
HDC os2PrintQ::OpenHDC()
{
DEVOPENSTRUC dop;
memset(&dop, 0, sizeof(dop));
dop.pszDriverName = (char*)mDriverName;
dop.pdriv = DriverData();
return DevOpenDC(0, OD_INFO, "*", 9, (PDEVOPENDATA)&dop, 0);
}
/*@ XBitmap :: XBitmap(const XPoint * pp1, const LONG m)
@group constructors/destructors
@remarks Construct a bitmap
@parameters <t 'ø' c=2>
øXPoint * p øleft-lower corner
øLONG mode ømode, default is ROP_SRCCOPY
</t>
@exceptions If the method fails an exception of the type XException is thrown.
*/
XBitmap :: XBitmap(const XPoint * pp1, const LONG m):XGraphicObject(pp1)
{
mode = m;
owner = NULL;
hdc = DevOpenDC(XApplication::GetApplication()->GetAnchorBlock(), OD_MEMORY, (PSZ) "*", 0, (PDEVOPENDATA) NULL, 0L);
if (hdc == 0)
OOLThrow("error creating device context", 4);
hps = GpiCreatePS(XApplication::GetApplication()->GetAnchorBlock(), hdc, &g, PU_PELS | GPIA_ASSOC);
if (hps == 0)
OOLThrow("error creating presentation space", 5);
width = height = cx = cy = 0;
}
gfxOS2Surface::gfxOS2Surface(const gfxIntSize& aSize,
gfxImageFormat aImageFormat)
: mWnd(0), mSize(aSize)
{
#ifdef DEBUG_thebes_2
printf("gfxOS2Surface[%#x]::gfxOS2Surface(Size=%dx%d, %d)\n", (unsigned int)this,
aSize.width, aSize.height, aImageFormat);
#endif
// in this case we don't have a window, so we create a memory presentation
// space to construct the cairo surface on
// create a PS, partly taken from nsOffscreenSurface::Init(), i.e. nsDrawingSurfaceOS2.cpp
DEVOPENSTRUC dop = { 0, 0, 0, 0, 0 };
SIZEL sizel = { 0, 0 }; // use same page size as device
mDC = DevOpenDC(0, OD_MEMORY, (PSZ)"*", 5, (PDEVOPENDATA)&dop, NULLHANDLE);
NS_ASSERTION(mDC != DEV_ERROR, "Could not create memory DC");
mPS = GpiCreatePS(0, mDC, &sizel, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
NS_ASSERTION(mPS != GPI_ERROR, "Could not create PS on memory DC!");
// now create a bitmap of the right size
BITMAPINFOHEADER2 hdr = { 0 };
hdr.cbFix = sizeof(BITMAPINFOHEADER2);
hdr.cx = mSize.width;
hdr.cy = mSize.height;
hdr.cPlanes = 1;
// find bit depth
LONG lBitCount = 0;
DevQueryCaps(mDC, CAPS_COLOR_BITCOUNT, 1, &lBitCount);
hdr.cBitCount = (USHORT)lBitCount;
mBitmap = GpiCreateBitmap(mPS, &hdr, 0, 0, 0);
NS_ASSERTION(mBitmap != GPI_ERROR, "Could not create bitmap in memory!");
// set final stats & select bitmap into PS
GpiSetBitmap(mPS, mBitmap);
// now we can finally create the cairo surface on the in-memory PS
cairo_surface_t *surf = cairo_os2_surface_create(mPS, mSize.width, mSize.height);
#ifdef DEBUG_thebes_2
printf(" type(%#x)=%d (ID=%#x, h/w=%d/%d)\n", (unsigned int)surf,
cairo_surface_get_type(surf), (unsigned int)mPS, mSize.width, mSize.height);
#endif
// Normally, OS/2 cairo surfaces have to be forced to redraw completely
// by calling cairo_surface_mark_dirty(surf), but Mozilla paints them in
// full, so that is not necessary here.
// manual refresh is done from nsWindow::OnPaint
cairo_os2_surface_set_manual_window_refresh(surf, 1);
Init(surf);
}
// tiles an image across preview window
BOOL DrawImage(PSPAINT * pPaint, HBITMAP hbm, short sState, PLUGINSHARE* pPluginData)
{
SIZEL slHps;
POINTL aptl[4];
HDC hdc;
HPS hps;
HAB hab = WinQueryAnchorBlock(pPaint->hwnd);
// setup source bitmap
hdc = DevOpenDC(hab, OD_MEMORY, "*", 0L, (PDEVOPENDATA) NULL, NULLHANDLE);
// create source hps
slHps.cx = pPluginData->ulCx/2;
slHps.cy = pPluginData->ulCy/5;
hps = GpiCreatePS(hab,
hdc,
&slHps,
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
// set bmp into hps
GpiSetBitmap(hps, hbm);
// initial blt location
aptl[0].x = pPaint->rectlWindow.xLeft;
//aptl[0].y = pPaint->rectlWindow.yBottom;
aptl[0].y = pPaint->rectlWindow.yBottom-1;
aptl[1].x = pPaint->rectlWindow.xRight;
//aptl[1].y = pPaint->rectlWindow.yTop;
aptl[1].y = pPaint->rectlWindow.yTop-1;
aptl[2].x = 0;
aptl[2].y = 0;
aptl[3].x = slHps.cx;
aptl[3].y = slHps.cy;
// blt
GpiBitBlt(pPaint->hps, hps, 4L, aptl, ROP_SRCCOPY, BBO_IGNORE);
// clean up
GpiSetBitmap(hps, NULLHANDLE);
GpiDestroyPS(hps);
DevCloseDC(hdc);
return (TRUE);
}
void
gfxOS2Platform::InitDisplayCaps()
{
// create DC compatible with the screen
HDC dc = DevOpenDC((HAB)1, OD_MEMORY,"*",0L, NULL, NULLHANDLE);
if (dc > 0) {
// we do have a DC and we can query the DPI setting from it
LONG lDPI;
if (DevQueryCaps(dc, CAPS_VERTICAL_FONT_RES, 1, &lDPI))
gfxPlatform::sDPI = lDPI;
DevCloseDC(dc);
}
if (gfxPlatform::sDPI <= 0) {
// Fall back to something sane
gfxPlatform::sDPI = 96;
}
}
HDC PrnOpenInfoDC(PPRN pprn, PSZ pszDataType)
{
CHAR achDriverName[256]; /* Driver Name */
DEVOPENSTRUC dop; /* Device Open Structure */
register INT i; /* Loop Counter */
if ( !pprn->cQueues )
return((HDC)NULL);
/* Initialize the driver data structure */
memset(&dop, 0, sizeof(DEVOPENSTRUC));
/* Set the logical address */
dop.pszLogAddress = pprn->pquei[pprn->iQueue].pszName;
/* Set the driver name (ie. PSCRIPT) */
if ( (i = (INT)strcspn(pprn->pquei[pprn->iQueue].pszDriverName, ".")) != 0 )
{
dop.pszDriverName = memcpy(achDriverName, pprn->pquei[pprn->iQueue].pszDriverName, (UINT)i);
achDriverName[i] = (CHAR)0;
}
else
dop.pszDriverName = strcpy(achDriverName, pprn->pquei[pprn->iQueue].pszDriverName);
dop.pdriv = (PVOID)pprn->pquei[pprn->iQueue].pDriverData;
/* Set data type (ie. PM_Q_STD or PM_Q_RAW) */
dop.pszDataType = pszDataType;
/* Other data values include: */
/* */
/* dop.pszComment = "comments"; // Comment for OD_Q */
/* dop.pszQueueProcName = NULL; // queue processor; */
/* // NULL => use default */
/* dop.pszQueueProcParams = NULL; // parms for queue processor */
/* dop.pszSpoolerParams = NULL; // spooler parms (use NULL!) */
/* dop.pszNetworkParams = NULL; // network parms (use NULL!) */
return(DevOpenDC(pprn->hAB, OD_INFO, "*", 9L, (PDEVOPENDATA)(PVOID)&dop, (HDC)0L));
}
/****************************************************************\
*
*--------------------------------------------------------------
* Name:ClkCreate()
*
* Purpose:Intialize a newly created client window
*
* Returns:
* 1 - if sucessful execution completed
* 0 - if error
\****************************************************************/
VOID ClkCreate ( HWND hwnd )
{
LONG cxScreen , cyScreen; /* screen dimensions */
LONG xLeft , yBottom ; /* frame window location */
ULONG cbBuf;
LONG cyHeight;
LONG cxWidth;
// hwndClient = hwnd;
// extern SIZEL sizl; clkdata.h
// SIZEL sizl = { 200 , 200 }; clkdata.c
/* determine screen dimensions */
/* open a device context and create a presentation space */
hdc = WinOpenWindowDC (hwnd);
hps = GpiCreatePS (hab, hdc, &sizl, PU_ARBITRARY | GPIT_MICRO |
GPIA_ASSOC);
/*
* Create our off-screen 'buffer'.
*/
hdcBuffer = DevOpenDC ( (HAB)0L, OD_MEMORY, "*", 0L, NULL, hdc);
hpsBuffer = GpiCreatePS (hab, hdcBuffer, &sizl, PU_ARBITRARY |
GPIT_MICRO | GPIA_ASSOC);
GpiCreateLogColorTable (hpsBuffer, 0, LCOLF_RGB, 0, 0, (PLONG)NULL);
// ULONG cxRes , cyRes; clkdata.c
// ULONG cColorPlanes, cColorBitcount; clkdata.c
/* get the device resolutions so we can make the face appear circular */
DevQueryCaps (hdc, (LONG)CAPS_VERTICAL_RESOLUTION,(LONG) 1L, &cyRes);
DevQueryCaps (hdc, CAPS_HORIZONTAL_RESOLUTION, 1L, &cxRes);
DevQueryCaps (hdc, CAPS_COLOR_PLANES, 1L, &cColorPlanes);
DevQueryCaps (hdc, CAPS_COLOR_BITCOUNT, 1L, &cColorBitcount);
}
HDC PrnOpenDC(os2PrintQ *pInfo, PCSZ pszApplicationName,
int copies, int destination, char *file )
{
PCSZ pszLogAddress;
PCSZ pszDataType;
LONG dcType;
DEVOPENSTRUC dop;
if (!pInfo || !pszApplicationName)
return 0;
if (destination != printToFile) {
pszLogAddress = pInfo->QueueName();
pszDataType = "PM_Q_STD";
if (destination == printPreview)
dcType = OD_METAFILE;
else
dcType = OD_QUEUED;
} else {
if (file && *file)
pszLogAddress = (PSZ)file;
else
pszLogAddress = "FILE";
pszDataType = "PM_Q_RAW";
dcType = OD_DIRECT;
}
dop.pszLogAddress = const_cast<PSZ>(pszLogAddress);
dop.pszDriverName = (char*)pInfo->DriverName();
dop.pdriv = pInfo->DriverData();
dop.pszDataType = const_cast<PSZ>(pszDataType);
dop.pszComment = const_cast<PSZ>(pszApplicationName);
dop.pszQueueProcName = const_cast<PSZ>(pInfo->QueueProc());
dop.pszQueueProcParams = 0;
dop.pszSpoolerParams = 0;
dop.pszNetworkParams = 0;
return DevOpenDC(0, dcType, "*", 9, (PDEVOPENDATA)&dop, 0);
}
// initializes the window PS and the off-screen buffer
VOID InitPS( const HWND hwnd )
{
SIZEL g = { 0, 0 };
/* we are called before the global hwndFrame is valid */
hwndFrame = WinQueryWindow ( hwnd , QW_PARENT) ;
wcprintf("Muell: %x", WinGetLastError( hab ) );
hdcGlob = WinOpenWindowDC( hwnd );
hpsGlob = GpiCreatePS( hab, hdcGlob, &g, PU_ARBITRARY | GPIT_MICRO |
GPIA_ASSOC );
/*
* Create our off-screen 'buffer'.
*/
// hdcGlob als letzten Parameter ist neu:
hdcBufferGlob = DevOpenDC( (HAB)0L, OD_MEMORY, "*", 0L, NULL, hdcGlob );
hpsBufferGlob = GpiCreatePS( hab, hdcBufferGlob, &g, PU_ARBITRARY |
GPIT_MICRO | GPIA_ASSOC );
/* get the device resolutions */
DevQueryCaps( hdcGlob, CAPS_COLOR_PLANES, 1L, &cColorPlanes );
DevQueryCaps( hdcGlob, CAPS_COLOR_BITCOUNT, 1L, &cColorBitCount );
}
//----------------------------------------------------------------------------
// NPP_DestroyStream:
//----------------------------------------------------------------------------
NPError NP_LOADDS
NPP_DestroyStream(NPP instance, NPStream *stream, NPError reason) {
if ( instance == 0 ) return NPERR_INVALID_INSTANCE_ERROR;
PluginInstance* This = (PluginInstance*) instance->pdata;
if ( reason == NPRES_DONE && This->bufMeta ) {
// create metafile from buffer
// 1-st, create empty metafile
HAB hab=WinQueryAnchorBlock( This->hWnd );
DEVOPENSTRUC dop;
dop.pszLogAddress = (PSZ) NULL;
dop.pszDriverName = "DISPLAY";
HDC hdcMeta = DevOpenDC( hab,
OD_METAFILE, /* Metafile device context */
"*", /* Ignores OS2.INI */
2L, /* Uses first two fields */
(PDEVOPENDATA) &dop, /* Device information */
(HDC) NULLHANDLE ); /* Compatible device context */
SIZEL sizlPage={ 0, 0 };
HPS hpsMeta = GpiCreatePS( hab, hdcMeta, &sizlPage, PU_PELS | GPIA_ASSOC );
GpiAssociate( hpsMeta, (HDC)NULLHANDLE );
HMF hmf = DevCloseDC( hdcMeta );
GpiDestroyPS( hpsMeta );
// 2-nd, add real data
GpiSetMetaFileBits( hmf, 0, This->offMeta, This->bufMeta );
SelectMetaFile( This, hmf );
}
// delete buffer
if ( This->bufMeta ) {
free( This->bufMeta );
This->bufMeta=NULL;
This->cbMeta=0;
This->offMeta=0;
}
return NPERR_NO_ERROR;
}
HBITMAP EXPENTRY sknLoadBitmap( HWND hwnd, PSZ pszFileName )
{
HBITMAP ret = 0;
SIZEL sizl = { 0, 0 }; /* use same page size as device */
DEVOPENSTRUC dop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
HAB hab = WinQueryAnchorBlock(hwnd);
HDC hdc;
HPS hps;
hdc = DevOpenDC(hab, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&dop, NULLHANDLE);
hps = GpiCreatePS(hab, hdc, &sizl, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
if(hps)
{
ret = LoadBitmap(hab,hdc,hps,pszFileName);
GpiDestroyPS(hps);
}
DevCloseDC(hdc);
return ret;
}
static void
_cairo_os2_surface_get_pixels_from_screen (cairo_os2_surface_t *surface,
HPS hps_begin_paint,
PRECTL prcl_begin_paint_rect)
{
HPS hps;
HDC hdc;
HAB hab;
SIZEL sizlTemp;
HBITMAP hbmpTemp;
BITMAPINFO2 bmi2Temp;
POINTL aptlPoints[4];
int y;
unsigned char *pchTemp;
/* To copy pixels from screen to our buffer, we do the following steps:
*
* - Blit pixels from screen to a HBITMAP:
* -- Create Memory Device Context
* -- Create a PS into it
* -- Create a HBITMAP
* -- Select HBITMAP into memory PS
* -- Blit dirty pixels from screen to HBITMAP
* - Copy HBITMAP lines (pixels) into our buffer
* - Free resources
*
* These steps will require an Anchor Block (HAB). However,
* WinQUeryAnchorBlock () documentation says that HAB is not
* used in current OS/2 implementations, OS/2 deduces all information
* it needs from the TID. Anyway, we'd be in trouble if we'd have to
* get a HAB where we only know a HPS...
* So, we'll simply use a fake HAB.
*/
hab = (HAB) 1; /* OS/2 doesn't really use HAB... */
/* Create a memory device context */
hdc = DevOpenDC (hab, OD_MEMORY,"*",0L, NULL, NULLHANDLE);
if (!hdc) {
return;
}
/* Create a memory PS */
sizlTemp.cx = prcl_begin_paint_rect->xRight - prcl_begin_paint_rect->xLeft;
sizlTemp.cy = prcl_begin_paint_rect->yTop - prcl_begin_paint_rect->yBottom;
hps = GpiCreatePS (hab,
hdc,
&sizlTemp,
PU_PELS | GPIT_NORMAL | GPIA_ASSOC);
if (!hps) {
DevCloseDC (hdc);
return;
}
/* Create an uninitialized bitmap. */
/* Prepare BITMAPINFO2 structure for our buffer */
memset (&bmi2Temp, 0, sizeof (bmi2Temp));
bmi2Temp.cbFix = sizeof (BITMAPINFOHEADER2);
bmi2Temp.cx = sizlTemp.cx;
bmi2Temp.cy = sizlTemp.cy;
bmi2Temp.cPlanes = 1;
bmi2Temp.cBitCount = 32;
hbmpTemp = GpiCreateBitmap (hps,
(PBITMAPINFOHEADER2) &bmi2Temp,
0,
NULL,
NULL);
if (!hbmpTemp) {
GpiDestroyPS (hps);
DevCloseDC (hdc);
return;
}
/* Select the bitmap into the memory device context. */
GpiSetBitmap (hps, hbmpTemp);
/* Target coordinates (Noninclusive) */
aptlPoints[0].x = 0;
aptlPoints[0].y = 0;
aptlPoints[1].x = sizlTemp.cx;
aptlPoints[1].y = sizlTemp.cy;
/* Source coordinates (Inclusive) */
aptlPoints[2].x = prcl_begin_paint_rect->xLeft;
aptlPoints[2].y = surface->bitmap_info.cy - prcl_begin_paint_rect->yBottom;
aptlPoints[3].x = prcl_begin_paint_rect->xRight;
aptlPoints[3].y = surface->bitmap_info.cy - prcl_begin_paint_rect->yTop;
/* Blit pixels from screen to bitmap */
GpiBitBlt (hps,
hps_begin_paint,
4,
aptlPoints,
ROP_SRCCOPY,
BBO_IGNORE);
/* Now we have to extract the pixels from the bitmap. */
pchTemp =
surface->pixels +
(prcl_begin_paint_rect->yBottom)*surface->bitmap_info.cx*4 +
prcl_begin_paint_rect->xLeft*4;
for (y = 0; y < sizlTemp.cy; y++) {
/* Get one line of pixels */
GpiQueryBitmapBits (hps,
sizlTemp.cy - y - 1, /* lScanStart */
1, /* lScans */
pchTemp,
&bmi2Temp);
/* Go for next line */
pchTemp += surface->bitmap_info.cx*4;
}
/* Clean up resources */
GpiSetBitmap (hps, (HBITMAP) NULL);
GpiDeleteBitmap (hbmpTemp);
GpiDestroyPS (hps);
DevCloseDC (hdc);
}
/****************************************************************\
*
*--------------------------------------------------------------
*
* Name:ClkCreate()
*
* Purpose:Intialize a newly created client window
*
*
*
* Usage:
*
* Method:
* -
*
* -
* -
*
* -
* -
*
* Returns:
* 1 - if sucessful execution completed
* 0 - if error
\****************************************************************/
VOID ClkCreate ( HWND hwnd )
{
LONG cxScreen , cyScreen; /* screen dimensions */
LONG xLeft , yBottom ; /* frame window location */
ULONG cbBuf;
LONG cyHeight;
LONG cxWidth;
hwndClient = hwnd;
WinLoadString(hab, NULLHANDLE, IDS_TITLE, 0, (PSZ)szTitle );
WinLoadString(hab, NULLHANDLE, IDS_HELPTITLE, 256, (PSZ)szHelpTitle);
GetCountryDependent();
/* we are called before the global hwndFrame is valid */
hwndFrame = WinQueryWindow ( hwnd , QW_PARENT) ;
hwndTitleBar = WinWindowFromID ( hwndFrame , FID_TITLEBAR ) ;
hwndSysMenu = WinWindowFromID ( hwndFrame , FID_SYSMENU ) ;
hwndMinMax = WinWindowFromID ( hwndFrame , FID_MINMAX ) ;
/* load our menus */
hwndMenu = WinLoadMenu (hwndFrame, NULLHANDLE, IDR_MAIN);
/* determine screen dimensions */
/* open a device context and create a presentation space */
hdc = WinOpenWindowDC (hwnd);
hps = GpiCreatePS (hab, hdc, &sizl, PU_ARBITRARY | GPIT_MICRO |
GPIA_ASSOC);
/*
* Create our off-screen 'buffer'.
*/
hdcBuffer = DevOpenDC ( (HAB)0L, OD_MEMORY, "*", 0L, NULL, hdc);
hpsBuffer = GpiCreatePS (hab, hdcBuffer, &sizl, PU_ARBITRARY |
GPIT_MICRO | GPIA_ASSOC);
GpiCreateLogColorTable (hpsBuffer, 0, LCOLF_RGB, 0, 0, (PLONG)NULL);
/* get the device resolutions so we can make the face appear circular */
DevQueryCaps (hdc, (LONG)CAPS_VERTICAL_RESOLUTION,(LONG) 1L, &cyRes);
DevQueryCaps (hdc, CAPS_HORIZONTAL_RESOLUTION, 1L, &cxRes);
DevQueryCaps (hdc, CAPS_COLOR_PLANES, 1L, &cColorPlanes);
DevQueryCaps (hdc, CAPS_COLOR_BITCOUNT, 1L, &cColorBitcount);
cxScreen = WinQuerySysValue (HWND_DESKTOP, SV_CXSCREEN);
cyScreen = WinQuerySysValue (HWND_DESKTOP, SV_CYSCREEN);
/*
* Calculate an initial window position and size.
*/
xLeft = cxScreen / 8;
yBottom = cyScreen / 2;
cxWidth = cxScreen / 3;
cyHeight = cyScreen / 2;
WinSetWindowPos (hwndFrame, NULLHANDLE, xLeft, yBottom,
cxWidth, cyHeight,
SWP_SIZE | SWP_MOVE | SWP_ACTIVATE);
cbBuf = sizeof(cp);
if (!PrfQueryProfileData(HINI_USER, SZ_APPNAME, SZ_KEYNAME, &cp, &cbBuf))
{
cp.usMajorTickPref = CLKTM_ALWAYS;
cp.usMinorTickPref = CLKTM_NOTICONIC;
cp.clrBackground = 0x00008080;
cp.clrFace = 0x00008080;
cp.clrHourHand = RGB_RED;
cp.clrMinuteHand = RGB_RED;
cp.fControlsHidden = FALSE;
cp.usDispMode = DM_TIME | DM_ANALOG | DM_SECONDHAND;
cp.alarm.uchHour = 0;
cp.alarm.uchMinutes = 0;
cp.alarm.usMode = 0;
SetRGBColors();
/* position the window and make it visible */
WinSetWindowPos( hwndFrame , NULLHANDLE ,
xLeft , yBottom ,
cxWidth , cyHeight ,
SWP_SIZE | SWP_MOVE | SWP_ACTIVATE);
WinQueryWindowPos(hwndFrame, &cp.swp);
}
else
{ /*Protect against garbage swp*/
cp.swp.hwnd = hwndFrame;
cp.swp.hwndInsertBehind = HWND_TOP;
cp.swp.fl = (cp.swp.fl & (SWP_MINIMIZE | SWP_MAXIMIZE)) | SWP_SIZE | SWP_MOVE | SWP_ACTIVATE;
SetRGBColors();
WinSetMultWindowPos(hab, &cp.swp, 1);
}
if (cp.fControlsHidden)
ClkHideFrameControls (hwndFrame);
/*
* Check relevant items.
*/
WinSendMsg( hwndMenu,
MM_SETITEMATTR,
MPFROM2SHORT( IDM_TIME, TRUE),
MPFROM2SHORT( MIA_CHECKED,
( (cp.usDispMode & DM_TIME)? MIA_CHECKED
: ~MIA_CHECKED) ) );
WinSendMsg( hwndMenu,
MM_SETITEMATTR,
MPFROM2SHORT( IDM_DATE, TRUE),
MPFROM2SHORT( MIA_DISABLED,
( (!(cp.usDispMode & DM_TIME))? MIA_DISABLED
: ~MIA_DISABLED) ) );
WinSendMsg( hwndMenu,
MM_SETITEMATTR,
MPFROM2SHORT( IDM_DATE, TRUE),
MPFROM2SHORT( MIA_CHECKED,
( (cp.usDispMode & DM_DATE)? MIA_CHECKED
: ~MIA_CHECKED) ) );
WinSendMsg( hwndMenu,
MM_SETITEMATTR,
MPFROM2SHORT( IDM_TIME, TRUE),
MPFROM2SHORT( MIA_DISABLED,
( ((!(cp.usDispMode & DM_DATE) || (cp.usDispMode & DM_ANALOG)))? MIA_DISABLED
: ~MIA_DISABLED) ) );
WinSendMsg( hwndMenu,
MM_SETITEMATTR,
MPFROM2SHORT( (cp.usDispMode & DM_DIGITAL)
?IDM_DIGITAL
:IDM_ANALOG,
TRUE),
MPFROM2SHORT( MIA_CHECKED,
MIA_CHECKED));
WinSendMsg(hwndMenu, MM_SETITEMATTR, MPFROM2SHORT(IDM_SECONDHAND, TRUE),
MPFROM2SHORT( MIA_CHECKED,
( (cp.usDispMode & DM_SECONDHAND) ? MIA_CHECKED
: ~MIA_CHECKED)));
/*
* Disable these items if the digital clock is visible
* since they won't apply.
*/
if (cp.usDispMode & DM_DIGITAL)
{
WinSendMsg (hwndMenu, MM_SETITEMATTR,
MPFROM2SHORT(IDM_SECONDHAND, TRUE),
MPFROM2SHORT(MIA_DISABLED, MIA_DISABLED));
WinSendMsg (hwndMenu, MM_SETITEMATTR,
MPFROM2SHORT( IDM_TICKS, TRUE), MPFROM2SHORT( MIA_DISABLED,
MIA_DISABLED));
}
/* have we been asked to start as an icon? */
if (fStartAsIcon)
WinSetWindowPos(hwndFrame, NULLHANDLE, 0, 0, 0, 0, SWP_MINIMIZE);
WinShowWindow(hwndFrame, TRUE);
/* get the time in a format for dislaying */
DosGetDateTime(&dt);
dt.hours = (UCHAR )(dt.hours * (UCHAR) 5) % (UCHAR) 60 + dt.minutes / (UCHAR)12;
/* start a timer */
WinStartTimer (hab, hwnd, IDR_MAIN, 1000);
WinLoadString(hab, NULLHANDLE, IDS_TITLE, 80, (PSZ)szTitle);
GetCountryDependent();
}
HBITMAP PSBMBLTToSize( HAB hab, HPS hps, HBITMAP hbm, float fScale, ULONG ulOptions )
{
BITMAPINFOHEADER2 bif2Before;
BITMAPINFOHEADER2 bif2After;
SIZEL slAfter;
ULONG ulScreenWidth;
ULONG ulScreenHeight;
HDC hdcAfter;
HPS hpsAfter;
HBITMAP hbmAfter;
POINTL aptl[ 4 ];
float fAspect;
HBITMAP hbmOld;
if( ( hbmOld = GpiSetBitmap( hps, hbm ) ) == HBM_ERROR )
{
return( NULLHANDLE );
}
memset( &bif2Before, 0, sizeof( bif2Before ) ); // get current info
bif2Before.cbFix = sizeof( bif2Before );
if( GpiQueryBitmapInfoHeader( hbm, &bif2Before ) != TRUE )
{
GpiSetBitmap( hps, hbmOld );
return( NULLHANDLE );
}
ulScreenWidth = WinQuerySysValue( HWND_DESKTOP, SV_CXSCREEN ); // screen width
ulScreenHeight = WinQuerySysValue( HWND_DESKTOP, SV_CYSCREEN ); // screen height
fAspect = ( bif2Before.cx * 1.0 ) / ( bif2Before.cy * 1.0 ); // calculate aspect ratio
if( ulOptions & SCALE_LARGEST )
{
if( bif2Before.cx > bif2Before.cy )
{
slAfter.cx = ( LONG )( ulScreenWidth * fScale );
slAfter.cy = ( LONG )( slAfter.cx / fAspect );
}
else
{
slAfter.cy = ( LONG )( ulScreenHeight * fScale );
slAfter.cx = ( LONG )( slAfter.cy * fAspect );
}
}
else if( ulOptions & SCALE_SMALLEST )
{
if( bif2Before.cx < bif2Before.cy )
{
slAfter.cx = ( LONG )( ulScreenWidth * fScale );
slAfter.cy = ( LONG )( slAfter.cx / fAspect );
}
else
{
slAfter.cy = ( LONG )( ulScreenHeight * fScale );
slAfter.cx = ( LONG )( slAfter.cy * fAspect );
}
}
else if( ulOptions & SCALE_HORIZONTAL )
{
slAfter.cx = ( LONG )( ulScreenWidth * fScale );
if( ulOptions & SCALE_VERTICAL ) // basically, screw the aspect
{
slAfter.cy = ( LONG )( ulScreenHeight * fScale );
}
else
{
slAfter.cy = ( LONG )( slAfter.cx / fAspect );
}
}
else if( ulOptions & SCALE_VERTICAL )
{
slAfter.cy = ( LONG )( ulScreenHeight * fScale );
slAfter.cx = ( LONG )( slAfter.cy * fAspect );
}
else
{
GpiSetBitmap( hps, hbmOld );
return( NULLHANDLE );
}
if( ( hdcAfter = DevOpenDC( hab, OD_MEMORY, "*", 0L, ( PDEVOPENDATA )NULL, NULLHANDLE ) )
== NULLHANDLE )
{
GpiSetBitmap( hps, hbmOld );
return( NULLHANDLE );
}
if( ( hpsAfter = GpiCreatePS( hab,
hdcAfter,
&slAfter,
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC ) ) == NULLHANDLE )
{
DevCloseDC( hdcAfter );
GpiSetBitmap( hps, hbmOld );
return( NULLHANDLE );
}
memset( &bif2After, 0, sizeof( bif2After ) );
bif2After.cbFix = sizeof( bif2After );
bif2After.cx = slAfter.cx;
bif2After.cy = slAfter.cy;
bif2After.cBitCount = bif2Before.cBitCount;
bif2After.cPlanes = bif2Before.cPlanes;
if( ( hbmAfter = GpiCreateBitmap( hpsAfter, // create bitmap
( PBITMAPINFOHEADER2 )&( bif2After ),
( ULONG )FALSE,
NULL,
NULL ) ) == NULLHANDLE )
{
GpiDestroyPS( hpsAfter );
DevCloseDC( hdcAfter );
GpiSetBitmap( hps, hbmOld );
return( NULLHANDLE );
}
if( GpiSetBitmap( hpsAfter, hbmAfter ) == HBM_ERROR )
{
GpiDeleteBitmap( hbmAfter );
GpiDestroyPS( hpsAfter );
DevCloseDC( hdcAfter );
GpiSetBitmap( hps, hbmOld );
return( NULLHANDLE );
}
aptl[ 0 ].x = 0;
aptl[ 0 ].y = 0;
aptl[ 1 ].x = slAfter.cx;
aptl[ 1 ].y = slAfter.cy;
aptl[ 2 ].x = 0;
aptl[ 2 ].y = 0;
aptl[ 3 ].x = bif2Before.cx;
aptl[ 3 ].y = bif2Before.cy;
if( GpiBitBlt( hpsAfter,
hps,
4L,
aptl,
ROP_SRCCOPY,
BBO_IGNORE ) == GPI_ERROR )
{
GpiSetBitmap( hpsAfter, NULLHANDLE );
GpiDeleteBitmap( hbmAfter );
GpiDestroyPS( hpsAfter );
DevCloseDC( hdcAfter );
GpiSetBitmap( hps, hbmOld );
return( NULLHANDLE );
}
GpiSetBitmapDimension( hbmAfter, &slAfter );
GpiSetBitmap( hpsAfter, NULLHANDLE );
GpiDestroyPS( hpsAfter );
DevCloseDC( hdcAfter );
GpiSetBitmap( hps, hbmOld );
return( hbmAfter );
}
HBITMAP CreateThumbnailBmp( CAMRecPtr pcr, char * pBuf)
{
HBITMAP hBmp = 0;
uint32_t ctr;
HDC hdc = 0;
HPS hps = 0;
char * pErr = 0;
BITMAPINFOHEADER2 * pbmih = 0;
RGB2 * pRGB;
SIZEL sizl;
CAMJThumb cjt;
do {
// decode the JPEG data from the camera
memset( &cjt, 0, sizeof(cjt));
cjt.pSrc = pBuf;
cjt.cbSrc = pcr->tnsize;
ctr = JpgDecodeThumbnail( &cjt);
if (ctr) {
printf( "JpgDecodeThumbnail - rc= 0x%x\n", (int)ctr);
break;
}
// allocate a BITMAPINFOHEADER2 / BITMAPINFO2
// suitable for 24-bit color or 8-bit grayscale
ctr = sizeof(BITMAPINFOHEADER2);
if (cjt.cbPix == 1)
ctr += 256 * sizeof(RGB2);
pbmih = (BITMAPINFOHEADER2*)malloc( ctr);
memset( pbmih, 0, ctr);
// if grayscale, create a default colormap
if (cjt.cbPix == 1)
for (ctr = 0, pRGB = (RGB2*)&pbmih[1]; ctr < 256; ctr++, pRGB++) {
pRGB->bBlue = ctr;
pRGB->bGreen = ctr;
pRGB->bRed = ctr;
}
// init the BMIH
pbmih->cbFix = sizeof(BITMAPINFOHEADER2);
pbmih->cx = cjt.cxDst;
pbmih->cy = cjt.cyDst;
pbmih->cPlanes = 1;
pbmih->cBitCount = cjt.cbPix * 8;
pbmih->ulCompression = BCA_UNCOMP;
pbmih->cbImage = cjt.cbDst;
// create a memory DC
hdc = DevOpenDC( 0, OD_MEMORY, "*", 0L, 0, 0);
if (!hdc) {
pErr = "DevOpenDC";
break;
}
// create a square PS using the longer side so we can
// reuse the PS if we have to rotate the bitmap
sizl.cx = ((pbmih->cx >= pbmih->cy) ? pbmih->cx : pbmih->cy);
sizl.cy = sizl.cx;
hps = GpiCreatePS( 0, hdc, &sizl, PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
if (!hps) {
pErr = "GpiCreatePS";
break;
}
// create a bitmap from the data
hBmp = GpiCreateBitmap( hps, pbmih, CBM_INIT, cjt.pDst, (BITMAPINFO2*)pbmih);
if (!hBmp) {
pErr = "GpiCreateBitmap";
break;
}
// if the bitmap should be rotated, replace the original one
if (STAT_GETROT(pcr->status)) {
HBITMAP hBmpRot = RotateBitmap( hps, hBmp, pbmih,
STAT_GETROT(pcr->status));
if (hBmpRot) {
GpiDeleteBitmap( hBmp);
hBmp = hBmpRot;
}
}
} while (0);
if (pErr)
printf( "CreateThumbnailBmp - %s failed\n", pErr);
if (hps) {
GpiSetBitmap( hps, 0);
GpiDestroyPS( hps);
}
if (hdc)
DevCloseDC( hdc);
if (pbmih)
free( pbmih);
if (cjt.pDst)
free( cjt.pDst);
return (hBmp);
}
VOID PMfrWriteClipbrdBmp(HAB hab)
{
HDC hdcClip; /* memory DC and PS to extract from the clipboard */
HPS hpsClip;
HBITMAP hbmClip;
SIZEL sizl;
BITMAPINFOHEADER bmp;
ULONG _far *alRGBColors;
LONG errorcode;
char _far *fp1;
char _far *fp2;
int i;
if (WinOpenClipbrd(hab))
{
/* get the memory DC and PS to copy the bitmap */
hdcClip = DevOpenDC (hab, OD_MEMORY, "*", 0L, NULL, NULL) ;
sizl.cx = cp.cx; sizl.cy = cp.cy;
hpsClip = GpiCreatePS (hab, hdcClip, &sizl,
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
bmp.cbFix = sizeof bmp;
bmp.cx = cp.cx;
bmp.cy = cp.cy;
bmp.cPlanes = cp.cPlanes;
bmp.cBitCount = cp.cBitCount;
hbmClip = GpiCreateBitmap (hpsClip, &bmp, 0L, NULL, NULL);
GpiSetBitmap(hpsClip, hbmClip);
/* initialize and black out the bitmap */
alRGBColors = (ULONG _far *) _fmalloc(sizeof(ULONG) * cp.colors);
/* beginning of source array */
fp2 = (char _far *) &cp.pbmiMemory->argbColor[0];
/* beginning of dest array */
fp1 = (char _far *) &alRGBColors[0];
for (i = 0; i < cp.colors; i++)
{ /* copy base bytes for number of screen colors */
alRGBColors[i] = 0;
_fmemcpy(fp1, fp2, sizeof(RGB) );
fp1 += sizeof(ULONG);
fp2 += sizeof(RGB);
}
GpiSetMix ( hpsClip, FM_OVERPAINT) ;
GpiSetBackMix (hpsClip, BM_LEAVEALONE) ;
GpiCreateLogColorTable(hpsClip, LCOL_RESET | LCOL_REALIZABLE,
LCOLF_CONSECRGB, 0L, cp.colors, alRGBColors);
/* now copy the bits */
cp.pbmiMemory->cx = cp.cx;
cp.pbmiMemory->cy = cp.cy;
cp.pbmiMemory->cPlanes = cp.cPlanes;
cp.pbmiMemory->cBitCount = cp.cBitCount;
errorcode = GpiSetBitmapBits(hpsClip, 0L, (LONG) cp.cy,
cp.pixels, cp.pbmiMemory);
/* unlink the new bitmap */
GpiSetBitmap(hpsClip, (HBITMAP) NULL);
/* write to the clipboard */
WinEmptyClipbrd (hab);
WinSetClipbrdData (hab, (ULONG) hbmClip, CF_BITMAP, CFI_HANDLE);
/* now clean up */
_ffree(alRGBColors);
GpiDestroyPS(hpsClip);
DevCloseDC(hdcClip);
WinCloseClipbrd(hab);
}
}
// *******************************************************************************
// FUNCTION: GetBitmapFromTrack
//
// FUNCTION USE: Creates a bitmap from a rectangle structure
//
// DESCRIPTION: This function takes the rectangle structure that is created
// as a result of the tracking operation and creates a bitmap
// of that area.
//
// PARAMETERS: RECTL tracking rectangle
//
// RETURNS: HBITMAP bitmap handle
//
// INTERNALS: NONE
//
// HISTORY:
//
// *******************************************************************************
HBITMAP GetBitmapFromTrack (RECTL rclTrack)
{
HAB hab;
HBITMAP hbmTrack;
HDC hdcMemory;
HPS hpsMemory;
HPS hpsScreen;
LONG lFormats[2];
POINTL aptl[3];
SIZEL sizl;
BITMAPINFOHEADER2 bmp2;
// --------------------------------------------------------------------------
// Get an anchor block handle
// --------------------------------------------------------------------------
hab = WinQueryAnchorBlock(HWND_DESKTOP);
// --------------------------------------------------------------------------
// Get a memory device context
// --------------------------------------------------------------------------
hdcMemory = DevOpenDC (hab, OD_MEMORY, "*", 0L, NULL, NULLHANDLE) ;
// --------------------------------------------------------------------------
// Set presentation space size
// --------------------------------------------------------------------------
sizl.cx = sizl.cy = 0 ;
// --------------------------------------------------------------------------
// Create a micro presentation space and associate it
// --------------------------------------------------------------------------
hpsMemory = GpiCreatePS (hab,
hdcMemory,
&sizl,
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
// --------------------------------------------------------------------------
// Call GpiQueryDeviceBitmapFormats to get the number of bit planes
// --------------------------------------------------------------------------
GpiQueryDeviceBitmapFormats (hpsMemory,
2L,
lFormats);
// --------------------------------------------------------------------------
// Initialize the bitmap info header structure
// --------------------------------------------------------------------------
memset(&bmp2, 0, sizeof(BITMAPINFOHEADER2));
// --------------------------------------------------------------------------
// Populate the bitmap info header structure
// --------------------------------------------------------------------------
bmp2.cbFix = sizeof bmp2;
bmp2.cx = (rclTrack.xRight - rclTrack.xLeft);
bmp2.cy = (rclTrack.yTop - rclTrack.yBottom);
bmp2.cPlanes = lFormats[0];
bmp2.cBitCount = lFormats[1];
// --------------------------------------------------------------------------
// Create a bitmap representing the tracking rectangle
// --------------------------------------------------------------------------
hbmTrack = GpiCreateBitmap (hpsMemory, &bmp2, 0L, NULL, NULL);
if (hbmTrack == GPI_ERROR)
{
return GPI_ERROR;
}
else
{
// --------------------------------------------------------------------------
// Set the bitmap into our memory presentation space.
// --------------------------------------------------------------------------
GpiSetBitmap (hpsMemory, hbmTrack);
hpsScreen = WinGetScreenPS (HWND_DESKTOP);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = bmp2.cx;
aptl[1].y = bmp2.cy;
aptl[2].x = rclTrack.xLeft;
aptl[2].y = rclTrack.yBottom;
WinLockVisRegions (HWND_DESKTOP, TRUE);
// --------------------------------------------------------------------------
// Bit blit the contents of the source presentation space into our target
// presentation space. This is how we copy the bitmap from the source to
// the target.
// --------------------------------------------------------------------------
GpiBitBlt (hpsMemory, // Target presentation space handle
hpsScreen, // Source presentation space handle
3L, // Number of Points
aptl, // Array of Points
ROP_SRCCOPY, // Mixing function (source copy)
BBO_IGNORE); // Options
WinLockVisRegions (HWND_DESKTOP, FALSE);
WinReleasePS (hpsScreen);
}
// --------------------------------------------------------------------------
// Free Graphics Engine Resources
// --------------------------------------------------------------------------
GpiDestroyPS (hpsMemory);
DevCloseDC (hdcMemory);
// --------------------------------------------------------------------------
// Return bitmap handle
// --------------------------------------------------------------------------
return hbmTrack;
}
// *******************************************************************************
// FUNCTION: DuplicateBitmap
//
// FUNCTION USE: Duplicates a bitmap
//
// DESCRIPTION: Uses GpiBitBlt to make a copy of a bitmap by bit-bliting the
// contents of the source PS containing the bitmap, to the target
// presentation space.
//
// PARAMETERS: HBITMAP source bitmap handle to copy
//
// RETURNS: HBITMAP target bitmap handle
//
// HISTORY:
//
// *******************************************************************************
HBITMAP DuplicateBitmap (HBITMAP hbmSource)
{
HAB hab;
HBITMAP hbmTarget;
HDC hdcSource;
HDC hdcTarget;
HPS hpsSource;
HPS hpsTarget;
SIZEL sizl;
POINTL aptl[3];
BOOL bError = FALSE;
BITMAPINFOHEADER2 bmp2;
// --------------------------------------------------------------------------
// Get an anchor block handle
// --------------------------------------------------------------------------
hab = WinQueryAnchorBlock(HWND_DESKTOP);
// --------------------------------------------------------------------------
// Create memory device context handles and presentation space handles
// --------------------------------------------------------------------------
hdcSource = DevOpenDC (hab, OD_MEMORY, "*", 0L, NULL, NULLHANDLE);
hdcTarget = DevOpenDC (hab, OD_MEMORY, "*", 0L, NULL, NULLHANDLE);
// --------------------------------------------------------------------------
// Set presentation space size
// --------------------------------------------------------------------------
sizl.cx = 0;
sizl.cy = 0;
// --------------------------------------------------------------------------
// Create our source presentation space
// --------------------------------------------------------------------------
hpsSource = GpiCreatePS (hab,
hdcSource,
&sizl,
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
// --------------------------------------------------------------------------
// Create our target presentation space
// --------------------------------------------------------------------------
hpsTarget = GpiCreatePS (hab,
hdcTarget,
&sizl,
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
// --------------------------------------------------------------------------
// Initialize the bitmap info header structure
// --------------------------------------------------------------------------
// memset(&bmp2, NULL, sizeof(BITMAPINFOHEADER2));
// --------------------------------------------------------------------------
// Set the size of the structure
// --------------------------------------------------------------------------
bmp2.cbFix = sizeof (BITMAPINFOHEADER2);
// --------------------------------------------------------------------------
// Get the bitmap information header from the source bitmap
// --------------------------------------------------------------------------
GpiQueryBitmapInfoHeader (hbmSource, &bmp2);
// --------------------------------------------------------------------------
// Create our target bitmap using the bitmap information header from
// our source bitmap.
// --------------------------------------------------------------------------
hbmTarget = GpiCreateBitmap (hpsTarget, &bmp2, 0L, NULL, NULL);
// --------------------------------------------------------------------------
// If everything is cool, set the bitmaps into our presentation spaces.
// --------------------------------------------------------------------------
if (hbmTarget != GPI_ERROR)
{
GpiSetBitmap (hpsSource, hbmSource);
GpiSetBitmap (hpsTarget, hbmTarget);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = bmp2.cx;
aptl[1].y = bmp2.cy;
aptl[2].x = 0;
aptl[2].y = 0;
// --------------------------------------------------------------------------
// Bit blit the contents of the source presentation space into our target
// presentation space. This is how we copy the bitmap from the source to
// the target.
// --------------------------------------------------------------------------
bError = GpiBitBlt (hpsTarget, // Target presentation space handle
hpsSource, // Source presentation space handle
3L, // Number of Points
aptl, // Array of Points
ROP_SRCCOPY, // Mixing function (source copy)
BBO_IGNORE); // Options
// --------------------------------------------------------------------------
// If we get an error copying from our source PS to our target PS
// set the error flag to TRUE so that we can return GPI_ERROR back
// to the caller.
// --------------------------------------------------------------------------
if (bError == GPI_ERROR)
{
bError = TRUE;
}
// --------------------------------------------------------------------------
// If we got a value back from GpiBitBlt reset our error flag since
// bError would be TRUE.
// --------------------------------------------------------------------------
else
{
bError = FALSE;
}
}
// --------------------------------------------------------------------------
// If we get an error creating the bitmap set the bError flag to TRUE
// so we can return GPI_ERROR telling the caller that the function failed.
// --------------------------------------------------------------------------
else
{
bError = TRUE;
}
// --------------------------------------------------------------------------
// Regardless of what happens, we will free all of our graphics engine
// resources by destroying our presentation spaces and device context
// handles.
// --------------------------------------------------------------------------
GpiDestroyPS (hpsSource);
GpiDestroyPS (hpsTarget);
DevCloseDC (hdcSource);
DevCloseDC (hdcTarget);
// --------------------------------------------------------------------------
// If we get an error trying to duplicate the bitmap, return GPI_ERROR.
// --------------------------------------------------------------------------
if (bError)
{
return GPI_ERROR;
}
// --------------------------------------------------------------------------
// If everthing worked like a champ, return the bitmap handle.
// --------------------------------------------------------------------------
else
{
return hbmTarget;
}
}
static
grPMSurface* init_surface( grPMSurface* surface,
grBitmap* bitmap )
{
PBITMAPINFO2 bit;
SIZEL sizl = { 0, 0 };
LONG palette[256];
LOG(( "Os2PM: init_surface( %08lx, %08lx )\n",
(long)surface, (long)bitmap ));
LOG(( " -- input bitmap =\n" ));
LOG(( " -- mode = %d\n", bitmap->mode ));
LOG(( " -- grays = %d\n", bitmap->grays ));
LOG(( " -- width = %d\n", bitmap->width ));
LOG(( " -- height = %d\n", bitmap->rows ));
/* create the bitmap - under OS/2, we support all modes as PM */
/* handles all conversions automatically.. */
if ( grNewBitmap( bitmap->mode,
bitmap->grays,
bitmap->width,
bitmap->rows,
bitmap ) )
return 0;
LOG(( " -- output bitmap =\n" ));
LOG(( " -- mode = %d\n", bitmap->mode ));
LOG(( " -- grays = %d\n", bitmap->grays ));
LOG(( " -- width = %d\n", bitmap->width ));
LOG(( " -- height = %d\n", bitmap->rows ));
bitmap->pitch = -bitmap->pitch;
surface->root.bitmap = *bitmap;
/* create the image and event lock */
DosCreateEventSem( NULL, &surface->event_lock, 0, TRUE );
DosCreateMutexSem( NULL, &surface->image_lock, 0, FALSE );
/* create the image's presentation space */
surface->image_dc = DevOpenDC( gr_anchor,
OD_MEMORY, (PSZ)"*", 0L, 0L, 0L );
surface->image_ps = GpiCreatePS( gr_anchor,
surface->image_dc,
&sizl,
PU_PELS | GPIT_MICRO |
GPIA_ASSOC | GPIF_DEFAULT );
GpiSetBackMix( surface->image_ps, BM_OVERPAINT );
/* create the image's PM bitmap */
bit = (PBITMAPINFO2)grAlloc( sizeof(BITMAPINFO2) + 256*sizeof(RGB2) );
surface->bitmap_header = bit;
bit->cbFix = sizeof( BITMAPINFOHEADER2 );
bit->cx = surface->root.bitmap.width;
bit->cy = surface->root.bitmap.rows;
bit->cPlanes = 1;
bit->argbColor[0].bBlue = 255;
bit->argbColor[0].bGreen = 0;
bit->argbColor[0].bRed = 0;
bit->argbColor[1].bBlue = 0;
bit->argbColor[1].bGreen = 255;
bit->argbColor[1].bRed = 0;
bit->cBitCount = (bitmap->mode == gr_pixel_mode_gray ? 8 : 1 );
if (bitmap->mode == gr_pixel_mode_gray)
{
RGB2* color = bit->argbColor;
int x, count;
count = bitmap->grays;
for ( x = 0; x < count; x++, color++ )
{
color->bBlue =
color->bGreen =
color->bRed = (((count-x)*255)/count);
}
}
else
{
RGB2* color = bit->argbColor;
color[0].bBlue =
color[0].bGreen =
color[0].bRed = 0;
color[1].bBlue =
color[1].bGreen =
color[1].bRed = 255;
}
surface->os2_bitmap = GpiCreateBitmap( surface->image_ps,
(PBITMAPINFOHEADER2)bit,
0L, NULL, NULL );
GpiSetBitmap( surface->image_ps, surface->os2_bitmap );
bit->cbFix = sizeof( BITMAPINFOHEADER2 );
GpiQueryBitmapInfoHeader( surface->os2_bitmap,
(PBITMAPINFOHEADER2)bit );
surface->bitmap_header = bit;
/* for gr_pixel_mode_gray, create a gray-levels logical palette */
if ( bitmap->mode == gr_pixel_mode_gray )
{
int x, count;
count = bitmap->grays;
for ( x = 0; x < count; x++ )
palette[x] = (((count-x)*255)/count) * 0x010101;
/* create logical color table */
GpiCreateLogColorTable( surface->image_ps,
(ULONG) LCOL_PURECOLOR,
(LONG) LCOLF_CONSECRGB,
(LONG) 0L,
(LONG) count,
(PLONG) palette );
/* now, copy the color indexes to surface->shades */
for ( x = 0; x < count; x++ )
surface->shades[x] = GpiQueryColorIndex( surface->image_ps,
0, palette[x] );
}
/* set up the blit points array */
surface->blit_points[1].x = surface->root.bitmap.width;
surface->blit_points[1].y = surface->root.bitmap.rows;
surface->blit_points[3] = surface->blit_points[1];
/* Finally, create the event handling thread for the surface's window */
DosCreateThread( &surface->message_thread,
(PFNTHREAD) RunPMWindow,
(ULONG) surface,
0UL,
32920 );
/* wait for the window creation */
LOCK(surface->image_lock);
UNLOCK(surface->image_lock);
surface->root.done = (grDoneSurfaceFunc) done_surface;
surface->root.refresh_rect = (grRefreshRectFunc) refresh_rectangle;
surface->root.set_title = (grSetTitleFunc) set_title;
surface->root.listen_event = (grListenEventFunc) listen_event;
/* convert_rectangle( surface, 0, 0, bitmap->width, bitmap->rows ); */
return surface;
}
BOOL CandyBarZFrameBorderPaintProc(HWND hwnd, RECTL * rect, HPS hpsFrame, short sState)
{
CBZDATA *pCBZData;
CBZSHARE *pCBZShare;
PSPAINT *pPaint;
TEMPPAINT *pFramePaint;
BOOL rc;
int i;
ULONG ulDataOffset;
if (DosGetNamedSharedMem((PPVOID) & pCBZShare, CBZ_SHARE, PAG_READ) != NO_ERROR)
{
return (FALSE);
}
ulDataOffset = pCBZShare->ulDataOffset;
DosFreeMem(pCBZShare);
// get window data
if ((pCBZData = WinQueryWindowPtr(CandyBarZGetTopLevelFrameHWND(hwnd), ulDataOffset)) == NULL
|| !pCBZData->bFrameBorderEnabled )
{
return (FALSE);
}
if (pCBZData->sFrameBorderIndex >= pCBZData->sPushButtonIndex)
{
return (FALSE);
}
// alloc paint struct
if (DosAllocMem((PPVOID) & pFramePaint,
sizeof(TEMPPAINT),
PAG_READ | PAG_WRITE | PAG_COMMIT) != NO_ERROR)
{
return (FALSE);
}
memset(pFramePaint, 0, sizeof(TEMPPAINT));
pFramePaint->hab = WinQueryAnchorBlock(hwnd);
// alloc paint struct
if (DosAllocMem((PPVOID) & pPaint,
sizeof(PSPAINT),
PAG_READ | PAG_WRITE | PAG_COMMIT) != NO_ERROR)
{
DosFreeMem(pFramePaint);
return (FALSE);
}
memset(pPaint, 0, sizeof(PSPAINT));
//Text plugin needs this for quering presentation parameters.
pPaint->hwnd = hwnd;
// entire window
pPaint->rectlWindow = pPaint->rectlUpdate = *rect;
// get PS
pPaint->hpsWin = hpsFrame;
// we will blt and draw gradient text into the hps associated with this dc
if ((pFramePaint->hdc = DevOpenDC(pFramePaint->hab, OD_MEMORY, "*", 0L, (PDEVOPENDATA) NULL, NULLHANDLE))
== NULLHANDLE)
{
DosFreeMem(pPaint);
DosFreeMem(pFramePaint);
return (FALSE);
}
// create hps2 for hdc2. hps for hdc depends on size of bitmap, so it's not created until
// we know if it's active or not. create for size of window, then we blt only portion
// needed
pFramePaint->slHPS.cx = pPaint->rectlWindow.xRight;
pFramePaint->slHPS.cy = pPaint->rectlWindow.yTop;
if ((pPaint->hps = GpiCreatePS(pFramePaint->hab,
pFramePaint->hdc,
&(pFramePaint->slHPS),
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC))
== NULLHANDLE)
{
DevCloseDC(pFramePaint->hdc);
DosFreeMem(pPaint);
DosFreeMem(pFramePaint);
return (FALSE);
}
pFramePaint->bif2.cbFix = sizeof(BITMAPINFOHEADER2);
pFramePaint->bif2.cx = pPaint->rectlWindow.xRight;
pFramePaint->bif2.cy = pPaint->rectlWindow.yTop;
pFramePaint->bif2.cBitCount = 24;
pFramePaint->bif2.cPlanes = 1;
if ((pFramePaint->hbmTemp = GpiCreateBitmap(pPaint->hps, // create bitmap
(PBITMAPINFOHEADER2) & (pFramePaint->bif2),
(ULONG) 0,
(PSZ) NULL,
(PBITMAPINFO2) & (pFramePaint->bif2))) == NULLHANDLE)
{
GpiDestroyPS(pPaint->hps);
DevCloseDC(pFramePaint->hdc);
DosFreeMem(pPaint);
DosFreeMem(pFramePaint);
return (FALSE);
}
if (GpiSetBitmap(pPaint->hps, pFramePaint->hbmTemp) == HBM_ERROR)
{
GpiDeleteBitmap(pFramePaint->hbmTemp);
GpiDestroyPS(pPaint->hps);
DevCloseDC(pFramePaint->hdc);
DosFreeMem(pPaint);
DosFreeMem(pFramePaint);
return (FALSE);
}
// set color table into rgb mode. otherwise colors between 0 and
// 15 are interpreted as indexes
GpiCreateLogColorTable(pPaint->hps, 0, LCOLF_RGB, 0, 0, NULL);
{
//fill ps with default bg color...
ULONG attrFound;
long lColor;
if ( (WinQueryPresParam(hwnd, PP_BACKGROUNDCOLOR, 0, &attrFound, sizeof(attrFound),
&lColor, QPF_PURERGBCOLOR)) == 0 )
lColor = WinQuerySysColor(HWND_DESKTOP, SYSCLR_DIALOGBACKGROUND, 0);
// fill with default color
WinFillRect(pPaint->hps, &(pPaint->rectlUpdate), lColor);
}
// call Plugins Paint Procedures here
for (i = pCBZData->sFrameBorderIndex; i < pCBZData->sPushButtonIndex; i++)
{
if ( !(pCBZData->Plugins[i].pfnPluginRender(pPaint, pCBZData->Plugins[i].pData, sState)) )
{
GpiSetBitmap(pPaint->hps, NULLHANDLE);
GpiDeleteBitmap(pFramePaint->hbmTemp);
GpiDestroyPS(pPaint->hps);
DevCloseDC(pFramePaint->hdc);
DosFreeMem(pPaint);
DosFreeMem(pFramePaint);
return (FALSE);
}
}
if ((rc = BltToWindow(pPaint)) == TRUE)
{
//paint sucessful, validate the window
// WinQueryWindowRect(hwnd, &(pPaint->rectlUpdate));
WinValidateRect(hwnd, &(pPaint->rectlUpdate), FALSE);
}
GpiSetBitmap(pPaint->hps, NULLHANDLE);
GpiDeleteBitmap(pFramePaint->hbmTemp);
GpiDestroyPS(pPaint->hps);
DevCloseDC(pFramePaint->hdc);
DosFreeMem(pPaint);
DosFreeMem(pFramePaint);
return (rc);
}
HBITMAP icqskin_createBackground(HWND hwnd, HBITMAP base)
{
SIZEL sizl = { 0, 0 };
DEVOPENSTRUC dop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
HAB hab = WinQueryAnchorBlock(hwnd);
HBITMAP btm = NO_IMAGE;
HWND owner = WinQueryWindow(hwnd, QW_OWNER);
HPS hps;
HDC hdc;
SWP swp;
BITMAPINFOHEADER2 bmih;
BITMAPINFOHEADER bmpData;
RECTL rcl;
HBITMAP img;
HBITMAP msk;
HBITMAP bg;
POINTL aptlPoints[4];
POINTL p;
int f;
int sz;
WinQueryWindowPos(hwnd, &swp);
hdc = DevOpenDC(hab, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&dop, NULLHANDLE);
hps = GpiCreatePS(hab, hdc, &sizl, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
/* Make base images */
GpiQueryBitmapParameters(base, &bmpData);
memset(&bmih,0, sizeof(BITMAPINFOHEADER2));
bmih.cbFix = sizeof(bmih);
bmih.cx = bmpData.cx;
bmih.cy = bmpData.cy;
bmih.cPlanes = 1;
bmih.cBitCount = 1;
msk = GpiCreateBitmap(hps, &bmih, 0L, NULL, NULL);
GpiSetBitmap(hps,msk);
aptlPoints[0].x=0;
aptlPoints[0].y=0;
aptlPoints[1].x=aptlPoints[0].x+bmpData.cx-1;
aptlPoints[1].y=aptlPoints[0].y+bmpData.cy-1;
aptlPoints[2].x=0;
aptlPoints[2].y=0;
aptlPoints[3].x=aptlPoints[2].x+bmpData.cx;
aptlPoints[3].y=aptlPoints[2].y+bmpData.cy;
GpiSetColor(hps,CLR_WHITE);
GpiSetBackColor(hps,CLR_PINK);
GpiWCBitBlt(hps,base,4,aptlPoints,ROP_NOTSRCCOPY,BBO_IGNORE);
/* Create base image */
bmih.cbFix = sizeof(bmih);
bmih.cx = bmpData.cx;
bmih.cy = bmpData.cy;
bmih.cPlanes = 1;
bmih.cBitCount = 24;
img = GpiCreateBitmap( hps, &bmih, 0L, NULL, NULL);
GpiSetBitmap(hps,img);
GpiSetColor(hps,CLR_WHITE);
GpiSetBackColor(hps,CLR_BLACK);
GpiWCBitBlt( hps,msk,4,aptlPoints,ROP_NOTSRCCOPY,BBO_IGNORE);
GpiWCBitBlt( hps,base,4,aptlPoints,ROP_SRCAND,BBO_IGNORE);
/* Draw background */
memset(&bmih,0, sizeof(BITMAPINFOHEADER2));
bmih.cbFix = sizeof(bmih);
bmih.cx = swp.cx;
bmih.cy = swp.cy;
bmih.cPlanes = 1;
bmih.cBitCount = 24;
btm = GpiCreateBitmap(hps,&bmih,0L,NULL,NULL);
GpiSetBitmap(hps, btm);
// Ask owner window to draw the background
icqskin_loadPallete(hps, 0, (const ULONG *) WinSendMsg(hwnd,WMICQ_QUERYPALLETE,0,0));
rcl.xLeft =
rcl.yBottom = 0;
rcl.xRight = swp.cx;
rcl.yTop = swp.cy;
bg = icqskin_queryBackground(owner);
if(!bg || bg == NO_IMAGE)
{
WinFillRect(hps, &rcl, ICQCLR_BACKGROUND);
}
else
{
WinMapWindowPoints(hwnd, owner, (POINTL *) &rcl, 2);
p.x = p.y = 0;
WinDrawBitmap(hps, bg, &rcl, &p, CLR_WHITE, CLR_BLACK, DBM_NORMAL);
}
GpiSetColor(hps,CLR_WHITE);
GpiSetBackColor(hps,CLR_BLACK);
if(swp.cx > bmpData.cx)
{
sz = bmpData.cx / 3;
for(f=sz;f<(swp.cx-(sz*2));f += sz)
drawTransparent(hps, img, msk, f, 0, sz, bmpData.cy, sz, 0);
drawTransparent(hps, img, msk, swp.cx-(sz*2), 0, sz, bmpData.cy, sz, 0);
drawTransparent(hps, img, msk, 0, 0, sz, bmpData.cy, 0, 0);
drawTransparent(hps, img, msk, swp.cx-sz, 0, sz, bmpData.cy, bmpData.cx-sz, 0);
}
else
{
sz = swp.cx / 2;
drawTransparent(hps, img, msk, 0, 0, sz, bmpData.cy, 0, 0);
drawTransparent(hps, img, msk, sz, 0, sz, bmpData.cy, bmpData.cx-sz, 0);
}
// Release resources
GpiSetBitmap(hps, NULLHANDLE);
GpiDeleteBitmap(img);
GpiDeleteBitmap(msk);
GpiDestroyPS(hps);
DevCloseDC(hdc);
return btm;
}
HBITMAP icqskin_createFrameBackground(HWND hwnd, HBITMAP bg, short cx, short cy, HBITMAP *img, HBITMAP *msk)
{
#ifndef SKINNED_GUI
return NO_IMAGE;
#else
SIZEL sizl = { 0, 0 };
DEVOPENSTRUC dop = {0L, "DISPLAY", NULL, 0L, 0L, 0L, 0L, 0L, 0L};
HAB hab = WinQueryAnchorBlock(hwnd);
HPS hps;
HDC hdc;
BITMAPINFOHEADER bmpData;
BITMAPINFOHEADER2 bmih;
RECTL rcl;
int x;
int y;
int f;
icqskin_deleteImage(bg);
for(f=0;f<ICQFRAME_SKINBITMAPS && img[f] == NO_IMAGE;f++);
if(f >= ICQFRAME_SKINBITMAPS)
return NO_IMAGE;
hdc = DevOpenDC(hab, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&dop, NULLHANDLE);
hps = GpiCreatePS(hab, hdc, &sizl, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
bmih.cbFix = sizeof(bmih);
bmih.cx = cx;
bmih.cy = cy;
bmih.cPlanes = 1;
bmih.cBitCount = 24;
bg = GpiCreateBitmap(hps, &bmih, 0L, NULL, NULL);
GpiSetBitmap(hps,bg);
/* Clear background */
rcl.xLeft =
rcl.yBottom = 0;
rcl.xRight = cx;
rcl.yTop = cy;
DBGTrace(cx);
DBGTrace(cy);
icqskin_paintBackground(hwnd,hps,&rcl);
GpiSelectPalette(hps,NULLHANDLE);
GpiSetColor(hps,CLR_WHITE);
GpiSetBackColor(hps,CLR_BLACK);
/* Stretch images */
y = cy;
if(img[ICQFRAME_MIDSTRETCH] != NO_IMAGE)
{
if(img[ICQFRAME_TITLESTRETCH] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_TITLESTRETCH], &bmpData);
y -= bmpData.cy;
}
if(img[ICQFRAME_MIDLEFT] == NO_IMAGE)
{
x = 0;
}
else
{
GpiQueryBitmapParameters(img[ICQFRAME_MIDLEFT], &bmpData);
x = bmpData.cx;
}
GpiQueryBitmapParameters(img[ICQFRAME_MIDSTRETCH], &bmpData);
y -= bmpData.cy;
do
{
for(f=x;f<cx;f+=bmpData.cx)
drawFrameBG(img,msk, ICQFRAME_MIDSTRETCH, hps, f, y, bmpData.cx, bmpData.cy);
y -= bmpData.cy;
} while(y > 0);
}
if(img[ICQFRAME_TITLESTRETCH] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_TITLESTRETCH], &bmpData);
y = cy-bmpData.cy;
for(x=0; x<cx; x += bmpData.cx)
drawFrameBG(img,msk, ICQFRAME_TITLESTRETCH, hps, x, y, bmpData.cx, bmpData.cy);
}
if(img[ICQFRAME_MIDLEFT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_MIDLEFT], &bmpData);
drawFrameBG(img,msk, ICQFRAME_MIDLEFT, hps, 0, 0, bmpData.cx, bmpData.cy);
}
if(img[ICQFRAME_MIDRIGHT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_MIDRIGHT], &bmpData);
drawFrameBG(img,msk, ICQFRAME_MIDRIGHT, hps, cx-bmpData.cx, 0, bmpData.cx, bmpData.cy);
}
y = cy;
if(img[ICQFRAME_TITLELEFT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_TITLELEFT], &bmpData);
y -= bmpData.cy;
drawFrameBG(img,msk, ICQFRAME_TITLELEFT, hps, 0, y, bmpData.cx, bmpData.cy);
}
if(img[ICQFRAME_TOPLEFT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_TOPLEFT], &bmpData);
y -= bmpData.cy;
drawFrameBG(img,msk, ICQFRAME_TOPLEFT, hps, 0, y, bmpData.cx, bmpData.cy);
}
if(img[ICQFRAME_MIDLEFT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_MIDLEFT], &bmpData);
while(y > 0)
{
y -= bmpData.cy;
drawFrameBG(img,msk, ICQFRAME_MIDLEFT, hps, 0, y, bmpData.cx, bmpData.cy);
}
}
// Right images
y = cy;
if(img[ICQFRAME_TITLERIGHT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_TITLERIGHT], &bmpData);
y -= bmpData.cy;
drawFrameBG(img,msk, ICQFRAME_TITLERIGHT, hps, cx-bmpData.cx, y, bmpData.cx, bmpData.cy);
}
if(img[ICQFRAME_TOPRIGHT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_TOPRIGHT], &bmpData);
y -= bmpData.cy;
drawFrameBG(img,msk, ICQFRAME_TOPRIGHT, hps, cx-bmpData.cx, y, bmpData.cx, bmpData.cy);
}
if(img[ICQFRAME_MIDRIGHT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_MIDRIGHT], &bmpData);
x = cx-bmpData.cx;
while(y > 0)
{
y -= bmpData.cy;
drawFrameBG(img,msk, ICQFRAME_MIDRIGHT, hps, x, y, bmpData.cx, bmpData.cy);
}
}
// Bottom images
if(img[ICQFRAME_BOTTOMSTRETCH] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_BOTTOMSTRETCH], &bmpData);
for(x=0; x<cx; x += bmpData.cx)
drawFrameBG(img,msk, ICQFRAME_BOTTOMSTRETCH, hps, x, 0, bmpData.cx, bmpData.cy);
}
x = 0;
if(img[ICQFRAME_BOTTOMLEFT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_BOTTOMLEFT], &bmpData);
x += bmpData.cx;
drawFrameBG(img,msk, ICQFRAME_BOTTOMLEFT, hps, 0, 0, bmpData.cx, bmpData.cy);
}
if(img[ICQFRAME_BOTTOMMIDLEFT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_BOTTOMMIDLEFT], &bmpData);
drawFrameBG(img,msk, ICQFRAME_BOTTOMMIDLEFT, hps, x, 0, bmpData.cx, bmpData.cy);
}
x = cx;
if(img[ICQFRAME_BOTTOMRIGHT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_BOTTOMRIGHT], &bmpData);
x -= bmpData.cx;
drawFrameBG(img,msk, ICQFRAME_BOTTOMRIGHT, hps, x, 0, bmpData.cx, bmpData.cy);
}
if(img[ICQFRAME_BOTTOMMIDRIGHT] != NO_IMAGE)
{
GpiQueryBitmapParameters(img[ICQFRAME_BOTTOMMIDRIGHT], &bmpData);
x -= bmpData.cx;
drawFrameBG(img,msk, ICQFRAME_BOTTOMMIDRIGHT, hps, x, 0, bmpData.cx, bmpData.cy);
}
/* Release image */
GpiSetBitmap(hps, NULLHANDLE);
GpiDestroyPS(hps);
DevCloseDC(hdc);
return bg;
#endif
}
HBITMAP SetupBitmapFromFile(HWND hwnd, char *pszFileName /*, long lVertical2*/)
{
HAB hab = WinQueryAnchorBlock(hwnd);
PSTBFILE *pFile;
HBITMAP hbm;
if (DosAllocMem((PPVOID) & pFile, sizeof(PSTBFILE), PAG_READ | PAG_WRITE | PAG_COMMIT)
!= NO_ERROR)
{
return (NULLHANDLE);
}
memset(pFile, 0, sizeof(PSTBFILE));
if (PSMMFillImageFormat(pszFileName, &(pFile->mmFormat), &(pFile->mmioInfo)) != TRUE)
{
DosFreeMem(pFile);
return (NULLHANDLE);
}
if ((pFile->hmmio = PSMMInitializeImageFile(pszFileName,
&(pFile->mmioInfo),
&(pFile->mmImgHdr))) == NULLHANDLE)
{
DosFreeMem(pFile);
return (NULLHANDLE);
}
pFile->cbRow = ((pFile->mmImgHdr.mmXDIBHeader.BMPInfoHeader2.cx *
pFile->mmImgHdr.mmXDIBHeader.BMPInfoHeader2.cBitCount + 31) / 32) * 4;
pFile->cbData = pFile->cbRow * pFile->mmImgHdr.mmXDIBHeader.BMPInfoHeader2.cy;
if (DosAllocMem(&(pFile->pvImage), pFile->cbData, PAG_READ | PAG_WRITE | PAG_COMMIT) != NO_ERROR)
{
PSMMCloseImageFile(pFile->hmmio);
DosFreeMem(pFile);
return (NULLHANDLE);
}
if (PSMMReadImageFile(pFile->hmmio, pFile->pvImage, pFile->cbData) != TRUE)
{
DosFreeMem(pFile->pvImage);
PSMMCloseImageFile(pFile->hmmio);
DosFreeMem(pFile);
}
PSMMCloseImageFile(pFile->hmmio);
// convert data to system bitcount
pFile->hdc = DevOpenDC(hab, OD_MEMORY, "*", 0L, (PDEVOPENDATA) NULL, NULLHANDLE);
pFile->slHPS.cx = pFile->mmImgHdr.mmXDIBHeader.BMPInfoHeader2.cx;
pFile->slHPS.cy = pFile->mmImgHdr.mmXDIBHeader.BMPInfoHeader2.cy;
pFile->hps = GpiCreatePS(hab,
pFile->hdc,
&(pFile->slHPS),
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
pFile->hbm = GpiCreateBitmap(pFile->hps,
&(pFile->mmImgHdr.mmXDIBHeader.BMPInfoHeader2),
0L,
NULL,
NULL);
GpiSetBitmap(pFile->hps, pFile->hbm);
GpiSetBitmapBits(pFile->hps,
0L,
(long) pFile->slHPS.cy,
(PBYTE) pFile->pvImage,
(PBITMAPINFO2) & (pFile->mmImgHdr.mmXDIBHeader.BMPInfoHeader2));
hbm = pFile->hbm;
GpiDeleteBitmap(pFile->hbm);
// free everything up
GpiSetBitmap(pFile->hps, NULLHANDLE);
GpiDestroyPS(pFile->hps);
DevCloseDC(pFile->hdc);
DosFreeMem(pFile->pvImage);
DosFreeMem(pFile);
return (hbm);
}
nsresult nsIconChannel::MakeInputStream(nsIInputStream **_retval,
bool nonBlocking)
{
// get some details about this icon
nsCOMPtr<nsIFile> localFile;
uint32_t desiredImageSize;
nsXPIDLCString contentType;
nsAutoCString filePath;
nsresult rv = ExtractIconInfoFromUrl(getter_AddRefs(localFile),
&desiredImageSize, contentType,
filePath);
NS_ENSURE_SUCCESS(rv, rv);
// if the file exists, get its path
bool fileExists = false;
if (localFile) {
localFile->GetNativePath(filePath);
localFile->Exists(&fileExists);
}
// get the file's icon from either the WPS or PM
bool fWpsIcon = false;
HPOINTER hIcon = GetIcon(filePath, fileExists,
desiredImageSize <= 16, &fWpsIcon);
if (hIcon == NULLHANDLE)
return NS_ERROR_FAILURE;
// get the color & mask bitmaps used by the icon
POINTERINFO IconInfo;
if (!WinQueryPointerInfo(hIcon, &IconInfo)) {
DestroyIcon(hIcon, fWpsIcon);
return NS_ERROR_FAILURE;
}
// if we need a mini-icon, use those bitmaps if present;
// otherwise, signal that the icon needs to be shrunk
bool fShrink = FALSE;
if (desiredImageSize <= 16) {
if (IconInfo.hbmMiniPointer) {
IconInfo.hbmColor = IconInfo.hbmMiniColor;
IconInfo.hbmPointer = IconInfo.hbmMiniPointer;
} else {
fShrink = TRUE;
}
}
// various resources to be allocated
PBITMAPINFO2 pBMInfo = 0;
uint8_t* pInBuf = 0;
uint8_t* pOutBuf = 0;
HDC hdc = 0;
HPS hps = 0;
// using this dummy do{...}while(0) "loop" guarantees that resources will
// be deallocated, but eliminates the need for nesting, and generally makes
// testing for & dealing with errors pretty painless (just 'break')
do {
rv = NS_ERROR_FAILURE;
// get the details for the color bitmap; if there isn't one
// or this is 1-bit color, exit
BITMAPINFOHEADER2 BMHeader;
BMHeader.cbFix = sizeof(BMHeader);
if (!IconInfo.hbmColor ||
!GpiQueryBitmapInfoHeader(IconInfo.hbmColor, &BMHeader) ||
BMHeader.cBitCount == 1)
break;
// alloc space for the color bitmap's info, including its color table
uint32_t cbBMInfo = sizeof(BITMAPINFO2) + (sizeof(RGB2) * 255);
pBMInfo = (PBITMAPINFO2)nsMemory::Alloc(cbBMInfo);
if (!pBMInfo)
break;
// alloc space for the color bitmap data
uint32_t cbInRow = ALIGNEDBPR(BMHeader.cx, BMHeader.cBitCount);
uint32_t cbInBuf = cbInRow * BMHeader.cy;
pInBuf = (uint8_t*)nsMemory::Alloc(cbInBuf);
if (!pInBuf)
break;
memset(pInBuf, 0, cbInBuf);
// alloc space for the BGRA32 bitmap we're creating
uint32_t cxOut = fShrink ? BMHeader.cx / 2 : BMHeader.cx;
uint32_t cyOut = fShrink ? BMHeader.cy / 2 : BMHeader.cy;
uint32_t cbOutBuf = 2 + ALIGNEDBPR(cxOut, 32) * cyOut;
pOutBuf = (uint8_t*)nsMemory::Alloc(cbOutBuf);
if (!pOutBuf)
break;
memset(pOutBuf, 0, cbOutBuf);
// create a DC and PS
DEVOPENSTRUC dop = {NULL, "DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL};
hdc = DevOpenDC((HAB)0, OD_MEMORY, "*", 5L, (PDEVOPENDATA)&dop, NULLHANDLE);
if (!hdc)
break;
SIZEL sizel = {0,0};
hps = GpiCreatePS((HAB)0, hdc, &sizel, GPIA_ASSOC | PU_PELS | GPIT_MICRO);
if (!hps)
break;
// get the color bits
memset(pBMInfo, 0, cbBMInfo);
*((PBITMAPINFOHEADER2)pBMInfo) = BMHeader;
GpiSetBitmap(hps, IconInfo.hbmColor);
if (GpiQueryBitmapBits(hps, 0L, (LONG)BMHeader.cy,
(BYTE*)pInBuf, pBMInfo) <= 0)
break;
// The first 2 bytes are the width & height of the icon in pixels,
// the remaining bytes are BGRA32 (B in first byte, A in last)
uint8_t* outPtr = pOutBuf;
*outPtr++ = (uint8_t)cxOut;
*outPtr++ = (uint8_t)cyOut;
// convert the color bitmap
pBMInfo->cbImage = cbInBuf;
ConvertColorBitMap(pInBuf, pBMInfo, outPtr, fShrink);
// now we need to tack on the alpha data, so jump back to the first
// pixel in the output buffer
outPtr = pOutBuf+2;
// Get the mask info
BMHeader.cbFix = sizeof(BMHeader);
if (!GpiQueryBitmapInfoHeader(IconInfo.hbmPointer, &BMHeader))
break;
// if the existing input buffer isn't large enough, reallocate it
cbInRow = ALIGNEDBPR(BMHeader.cx, BMHeader.cBitCount);
if ((cbInRow * BMHeader.cy) > cbInBuf) // Need more for mask
{
cbInBuf = cbInRow * BMHeader.cy;
nsMemory::Free(pInBuf);
pInBuf = (uint8_t*)nsMemory::Alloc(cbInBuf);
memset(pInBuf, 0, cbInBuf);
}
// get the mask/alpha bits
memset(pBMInfo, 0, cbBMInfo);
*((PBITMAPINFOHEADER2)pBMInfo) = BMHeader;
GpiSetBitmap(hps, IconInfo.hbmPointer);
if (GpiQueryBitmapBits(hps, 0L, (LONG)BMHeader.cy,
(BYTE*)pInBuf, pBMInfo) <= 0)
break;
// convert the mask/alpha bitmap
pBMInfo->cbImage = cbInBuf;
ConvertMaskBitMap(pInBuf, pBMInfo, outPtr, fShrink);
// create a pipe
nsCOMPtr<nsIInputStream> inStream;
nsCOMPtr<nsIOutputStream> outStream;
rv = NS_NewPipe(getter_AddRefs(inStream), getter_AddRefs(outStream),
cbOutBuf, cbOutBuf, nonBlocking);
if (NS_FAILED(rv))
break;
// put our data into the pipe
uint32_t written;
rv = outStream->Write(reinterpret_cast<const char*>(pOutBuf),
cbOutBuf, &written);
if (NS_FAILED(rv))
break;
// success! so addref the pipe
NS_ADDREF(*_retval = inStream);
} while (0);
// free all the resources we allocated
if (pOutBuf)
nsMemory::Free(pOutBuf);
if (pInBuf)
nsMemory::Free(pInBuf);
if (pBMInfo)
nsMemory::Free(pBMInfo);
if (hps) {
GpiAssociate(hps, NULLHANDLE);
GpiDestroyPS(hps);
}
if (hdc)
DevCloseDC(hdc);
if (hIcon)
DestroyIcon(hIcon, fWpsIcon);
return rv;
}
BOOL CreateImages(PLUGINSHARE *pPluginData)
{
int i;
HBITMAP hbmTemp;
HAB hab = WinQueryAnchorBlock(HWND_DESKTOP);
HDC hdcSrc, hdcDest;
HPS hpsSrc, hpsDest;
SIZEL slHPS;
BITMAPINFOHEADER2 bif2Src, bif2Dest;
POINTL aptl[4];
if (pPluginData == NULL)
return (FALSE);
hbmTemp = SetupBitmapFromFile(HWND_DESKTOP, pPluginData->szImageFile/*, 22*/);
if (hbmTemp == NULLHANDLE)
return FALSE;
memset(&bif2Src, 0, sizeof(bif2Src));
bif2Src.cbFix = sizeof(bif2Src);
GpiQueryBitmapInfoHeader(hbmTemp, &bif2Src);
hdcSrc = DevOpenDC(hab, OD_MEMORY, "*", 0L, (PDEVOPENDATA) NULL, NULLHANDLE);
slHPS.cx = bif2Src.cx;
slHPS.cy = bif2Src.cy;
pPluginData->ulCx=slHPS.cx;
pPluginData->ulCy=slHPS.cy;
hpsSrc = GpiCreatePS(hab,
hdcSrc,
&slHPS,
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
GpiSetBitmap(hpsSrc, hbmTemp);
hdcDest = DevOpenDC(hab, OD_MEMORY, "*", 0L, (PDEVOPENDATA) NULL, NULLHANDLE);
slHPS.cx = bif2Src.cx / 2;
slHPS.cy = bif2Src.cy / 5;
hpsDest = GpiCreatePS(hab,
hdcDest,
&slHPS,
PU_PELS | GPIF_DEFAULT | GPIT_MICRO | GPIA_ASSOC);
memset(&bif2Dest, 0, sizeof(bif2Dest));
bif2Dest.cbFix = sizeof(bif2Dest);
bif2Dest.cx = slHPS.cx;
bif2Dest.cy = slHPS.cy;
bif2Dest.cBitCount = 24;
bif2Dest.cPlanes = 1;
//Close Button
pPluginData->hbmActiveClose = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmActiveClose);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = 0;
aptl[2].y = 0;
aptl[3].x = slHPS.cx;
aptl[3].y = slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
//Minimize Button
pPluginData->hbmActiveMinimize = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmActiveMinimize);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = 0;
aptl[2].y = slHPS.cy * 1;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
//Maximize Button
pPluginData->hbmActiveMaximize = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmActiveMaximize);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = 0;
aptl[2].y = slHPS.cy * 2;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
//Restore Button
pPluginData->hbmActiveRestore = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmActiveRestore);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = 0;
aptl[2].y = slHPS.cy * 3;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
//Hide Button
pPluginData->hbmActiveHide = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmActiveHide);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = 0;
aptl[2].y = slHPS.cy * 4;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
/* Inactive... */
//Close Button
pPluginData->hbmInactiveClose = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmInactiveClose);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = slHPS.cx ;
aptl[2].y = 0;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
//Minimize Button
pPluginData->hbmInactiveMinimize = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmInactiveMinimize);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = slHPS.cx;
aptl[2].y = slHPS.cy * 1;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
//Maximize Button
pPluginData->hbmInactiveMaximize = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmInactiveMaximize);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = slHPS.cx;
aptl[2].y = slHPS.cy * 2;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
//Restore Button
pPluginData->hbmInactiveRestore = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmInactiveRestore);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = slHPS.cx;
aptl[2].y = slHPS.cy * 3;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
//Hide Button
pPluginData->hbmInactiveHide = GpiCreateBitmap(hpsDest,
&bif2Dest,
0L,
NULL,
NULL);
GpiSetBitmap(hpsDest, pPluginData->hbmInactiveHide);
aptl[0].x = 0;
aptl[0].y = 0;
aptl[1].x = slHPS.cx;
aptl[1].y = slHPS.cy;
aptl[2].x = slHPS.cx;
aptl[2].y = slHPS.cy * 4;
aptl[3].x = aptl[2].x + slHPS.cx;
aptl[3].y = aptl[2].y + slHPS.cy;
GpiBitBlt(hpsDest, hpsSrc, 4, aptl, ROP_SRCCOPY, BBO_IGNORE);
GpiSetBitmap(hpsSrc, NULLHANDLE);
if (hbmTemp != NULLHANDLE)
GpiDeleteBitmap(hbmTemp);
if (hpsSrc != NULLHANDLE)
GpiDestroyPS(hpsSrc);
if (hdcSrc != NULLHANDLE)
DevCloseDC(hdcSrc);
GpiSetBitmap(hpsDest, NULLHANDLE);
if (hpsDest != NULLHANDLE)
GpiDestroyPS(hpsDest);
if (hdcDest != NULLHANDLE)
DevCloseDC(hdcDest);
return TRUE;
}
