diff options
Diffstat (limited to 'src/formula.cpp')
| -rw-r--r-- | src/formula.cpp | 48 |
1 files changed, 9 insertions, 39 deletions
diff --git a/src/formula.cpp b/src/formula.cpp index 07c6bb4..c906469 100644 --- a/src/formula.cpp +++ b/src/formula.cpp @@ -2,7 +2,7 @@ i * * - * Copyright (C) 1997-2005 by Dimitri van Heesch. + * Copyright (C) 1997-2006 by Dimitri van Heesch. * * Permission to use, copy, modify, and distribute this software and its * documentation under the terms of the GNU General Public License is hereby @@ -173,55 +173,25 @@ void FormulaList::generateBitmaps(const char *path) // Then we run ghostscript to convert the postscript to a pixmap // The pixmap is a truecolor image, where only black and white are // used. + #if defined(_WIN32) && !defined(__CYGWIN__) - char gsArgs[256]; - sprintf(gsArgs,"-q -g%dx%d -r%dx%dx -sDEVICE=ppmraw " - "-sOutputFile=%s.pnm -dNOPAUSE -dBATCH -- %s.ps", - gx,gy,(int)(scaleFactor*72),(int)(scaleFactor*72), - formBase.data(),formBase.data() - ); - // gswin32 is a GUI api which will pop up a window and run - // asynchronously. To prevent both, we use ShellExecuteEx and - // WaitForSingleObject (thanks to Robert Golias for the code) - SHELLEXECUTEINFO sInfo = { - sizeof(SHELLEXECUTEINFO), /* structure size */ - SEE_MASK_NOCLOSEPROCESS, /* leave the process running */ - NULL, /* window handle */ - NULL, /* action to perform: open */ - "gswin32.exe", /* file to execute */ - gsArgs, /* argument list */ - NULL, /* use current working dir */ - SW_HIDE, /* minimize on start-up */ - 0, /* application instance handle */ - NULL, /* ignored: id list */ - NULL, /* ignored: class name */ - NULL, /* ignored: key class */ - 0, /* ignored: hot key */ - NULL, /* ignored: icon */ - NULL /* resulting application handle */ - }; - if (!ShellExecuteEx(&sInfo)) - { - err("Problem running ghostscript. Check your installation!\n"); - return; - } - else if (sInfo.hProcess) /* executable was launched, wait for it to finish */ - { - WaitForSingleObject(sInfo.hProcess,INFINITE); - } + // used the c version of program, so standard in / standard out work. + const char *ghostscriptCommand = "gswin32c.exe"; #else + const char *ghostscriptCommand = "gs"; +#endif + char gsArgs[4096]; sprintf(gsArgs,"-q -g%dx%d -r%dx%dx -sDEVICE=ppmraw " "-sOutputFile=%s.pnm -dNOPAUSE -dBATCH -- %s.ps", gx,gy,(int)(scaleFactor*72),(int)(scaleFactor*72), formBase.data(),formBase.data() ); - if (iSystem("gs",gsArgs)!=0) + if (iSystem(ghostscriptCommand,gsArgs)!=0) { - err("Problem running ghostscript. Check your installation!\n"); + err("Problem running ghostscript %s %s. Check your installation!\n",ghostscriptCommand,gsArgs); return; } -#endif f.setName(formBase+".pnm"); uint imageX=0,imageY=0; // we read the generated image again, to obtain the pixel data. |