diff options
Diffstat (limited to 'nx-X11/programs/Xserver/Xprint/ps/psout_ftpstype1.c')
| -rw-r--r-- | nx-X11/programs/Xserver/Xprint/ps/psout_ftpstype1.c | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/Xprint/ps/psout_ftpstype1.c b/nx-X11/programs/Xserver/Xprint/ps/psout_ftpstype1.c new file mode 100644 index 000000000..19e1bde18 --- /dev/null +++ b/nx-X11/programs/Xserver/Xprint/ps/psout_ftpstype1.c @@ -0,0 +1,185 @@ + +/* +Copyright (c) 2003-2004 Roland Mainz <roland.mainz@nrubsig.org> + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +*/ + + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <stdlib.h> +#include <stdio.h> +#include <errno.h> +#include <sys/wait.h> + +#include "os.h" +#define USE_PSOUT_PRIVATE 1 +#include "psout.h" + +#include <ft2build.h> +#include FT_FREETYPE_H + +#include <X11/Xproto.h> +#include <X11/fonts/font.h> +#include <X11/fonts/fontstruct.h> +#include <X11/fonts/fntfilst.h> +#include <X11/fonts/fontutil.h> +#include <X11/fonts/fontenc.h> +#include "ft.h" +#define NOT_IN_FTFUNCS +#include "ftfuncs.h" + +int do_debug_ft2pt1 = FALSE; +int do_enable_ft2pt1_optimizer = FALSE; + +/* Defined in ttf2pt1.c */ +int ft2pt1_main(int argc, char **argv, + FTFontPtr tf, const char *download_psfontname, unsigned long download_font_block_offset); + +/* Download FreeType outlines as PS Type1 font */ +int PsOut_DownloadFreeType1(PsOutPtr self, const char *psfontname, FontPtr pFont, long block_offset) +{ + FTFontPtr tf; + FT_Face face; + int ft2pt1_numargs = 0; + char *ft2pt1_args[40]; + char *pstype1filename_prefix; + char pstype1filename[PATH_MAX+1]; + int ft2pt1_main_retval; + pid_t childpid; + + tf = (FTFontPtr)pFont->fontPrivate; + face = tf->instance->face->face; + + /* Set debugging flags */ + do_debug_ft2pt1 = (getenv("XPRT_PSDDX_DO_DEBUG_FT2PT1") != NULL); + do_enable_ft2pt1_optimizer = (getenv("XPRT_PSDDX_DO_ENABLE_FT2PT1_OPTIMIZER") != NULL); + + if( do_debug_ft2pt1 ) + { + fprintf(stderr, "# Converting FT2 font to PS Type1 filename='%s', ttface=%lx\n", tf->instance->face->filename, (long)face); + } + + pstype1filename_prefix = tempnam(NULL, "Xprt_"); + + ft2pt1_args[ft2pt1_numargs] = "ft2pt1"; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = "-Ob"; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = "-e"; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = "-a"; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = "-Ga"; ft2pt1_numargs++; + if( do_enable_ft2pt1_optimizer ) + { + /* Scale fonts to a 1000x1000 matrix */ + ft2pt1_args[ft2pt1_numargs] = "-Ot"; ft2pt1_numargs++; + } + else + { + /* Disable the ttf2pt1 optimisations */ + ft2pt1_args[ft2pt1_numargs] = "-Ou"; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = "-Oo"; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = "-Os"; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = "-Oh"; ft2pt1_numargs++; + } + + if( !do_debug_ft2pt1 ) + { + ft2pt1_args[ft2pt1_numargs] = "-W 0"; ft2pt1_numargs++; + } + ft2pt1_args[ft2pt1_numargs] = tf->instance->face->filename; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = pstype1filename_prefix; ft2pt1_numargs++; + ft2pt1_args[ft2pt1_numargs] = NULL; + +/* XXX: ttf2pt1 has lots of leaks and global vars which are not cleaned-up + * As long this problem exists we will simply fork() and call the converter + * from the child process (all resources are free'ed when the child process + * exists) as a workaround. + */ +#define FT2PT1_NEEDS_SEPERATE_PROCESS 1 + +#ifdef FT2PT1_NEEDS_SEPERATE_PROCESS + /* Flush internal buffer and then the stdio stream before fork()! */ + S_Flush(self); + fflush(self->Fp); + + childpid = fork(); + switch(childpid) + { + case -1: + FatalError("PS DDX internal error: Cannot fork() converter child process, errno=%d\n", (int)errno); + break; + case 0: /* child */ + fclose(self->Fp); + self->Fp = NULL; + + ft2pt1_main_retval = ft2pt1_main(ft2pt1_numargs, ft2pt1_args, tf, psfontname, block_offset); + if( do_debug_ft2pt1 ) + { + fprintf(stderr, "## ft2pt1_main returned %d (child)\n", ft2pt1_main_retval); + } + exit(ft2pt1_main_retval); + break; + default: /* parent */ + waitpid(childpid, &ft2pt1_main_retval, 0); + break; + } + + if( do_debug_ft2pt1 ) + { + fprintf(stderr, "## ft2pt1_main returned %d (parent)\n", ft2pt1_main_retval); + } +#else + S_Flush(self); + + ft2pt1_main_retval = ft2pt1_main(ft2pt1_numargs, ft2pt1_args, tf, psfontname, block_offset); + if( do_debug_ft2pt1 ) + { + fprintf(stderr, "## ft2pt1_main returned %d (child)\n", ft2pt1_main_retval); + } +#endif /* FT2PT1_NEEDS_SEPERATE_PROCESS */ + + if( ft2pt1_main_retval != EXIT_SUCCESS ) + { + FatalError("PS DDX internal error while converting FreeType font '%s' to PS Type1, error=%d\n", + tf->instance->face->filename, ft2pt1_main_retval); + } + + sprintf(pstype1filename, "%s.pfa", pstype1filename_prefix); + if( do_debug_ft2pt1 ) + { + fprintf(stderr, "# Downloading converted FT2/PS Type1 filename='%s'\n", pstype1filename); + } + + PsOut_DownloadType1(self, "PsOut_DownloadFreeType1", psfontname, pstype1filename); + + if( !do_debug_ft2pt1 ) + { + unlink(pstype1filename); + } + + free(pstype1filename_prefix); + + S_Flush(self); + + return 0; +} + + |