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- // OCL - OS/2 Class Library
- // (c) Cubus 1995
- // All Rights Reserved
- // OBitmap.cpp
-
- /*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Neither the name Cubus nor the name Team OCL may be used to
- * endorse or promote products derived from this software
- * without specific prior written permission.
- * 3. See OCL.INF for a detailed copyright notice.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- // $Header: W:/Projects/OCL/Source/rcs/OBitmap.cpp 1.50 1996/08/11 23:49:07 B.STEIN Release $
-
- #define __OCL_SOURCE__
-
- #define OINCL_OSTRING
- #define OINCL_BASE
-
- #include <ocl.hpp>
- #include <OBitmap.hpp>
- #include <OPMException.hpp>
- #include <OMessage.hpp>
-
- OBitmap::OBitmap()
- : OPicture(0, 0),
- hbm(NULLHANDLE)
- {}
-
-
-
- OBitmap::OBitmap(const HWND bitmapOwner,
- const ULONG resID,
- const HMODULE module,
- const ULONG CX,
- const ULONG CY)
- : OPicture(CX, CY),
- hbm(NULLHANDLE)
- {
- if ((hbm = GpiLoadBitmap(WinGetPS(bitmapOwner),
- module, resID, CX, CY)) == NULLHANDLE)
- throw OPMException(OCL::error(30), 0, OException::recoverable);
- }
-
-
-
- OBitmap::OBitmap(const HBITMAP hbmHandle)
- : OPicture(0, 0),
- hbm(hbmHandle)
- {
- if(hbm == NULLHANDLE)
- throw OPMException(OCL::error(31), 0, OException::recoverable);
- }
-
-
-
- OBitmap::OBitmap(const HWND bitmapOwner, PCSZ fileName)
- : OPicture(0, 0),
- hbm(NULLHANDLE)
- {
- APIRET rc = 0;
- PBYTE Buffer;
- FILESTATUS3 stat;
- fstream bmpFile;
- PBITMAPFILEHEADER pbmfh;
-
- if((!fileName) ||
- ((rc = DosQueryPathInfo(fileName, 1, &stat, sizeof(FILESTATUS3))) != 0) ||
- ((rc = DosAllocMem((PPVOID)&Buffer, stat.cbFile,
- PAG_READ | PAG_WRITE | PAG_COMMIT)) != 0))
- throw OPMException(OMessage(rc).getText(), rc, OException::recoverable);
-
- #if defined(__EMX__)
- bmpFile.open(fileName, ios::in);
- #else
- bmpFile.open(fileName, ios::in | ios::binary);
- #endif
-
- if((bmpFile.fail()) || (!bmpFile.read(Buffer, stat.cbFile))) {
- DosFreeMem(Buffer);
- throw OPMException(OMessage(ERROR_FILE_NOT_FOUND).getText(),
- ERROR_FILE_NOT_FOUND, OException::recoverable); }
-
- bmpFile.close();
-
- pbmfh = (PBITMAPFILEHEADER)Buffer;
- if ((pbmfh) && (pbmfh->usType != BFT_BMAP)) {
- DosFreeMem(Buffer);
- throw OPMException(OMessage(ERROR_BAD_FORMAT).getText(),
- ERROR_BAD_FORMAT, OException::recoverable); }
-
- hbm = GpiCreateBitmap(WinGetPS(bitmapOwner), (PBITMAPINFOHEADER2) &pbmfh->bmp,
- (ULONG) CBM_INIT,
- (PBYTE) pbmfh + pbmfh->offBits,
- (PBITMAPINFO2) &pbmfh->bmp);
-
- width = pbmfh->bmp.cx;
- height = pbmfh->bmp.cy;
-
- DosFreeMem(Buffer);
-
- if (!hbm)
- throw OPMException(OCL::error(32), 0, OException::recoverable);
- }
-
-
- OBitmap::~OBitmap()
- {
- if (hbm)
- GpiDeleteBitmap(hbm);
- }
-
-
- PSZ OBitmap::isOfType() const
- {
- return("OBitmap");
- }
-
-
-
- // end of source
-