diff options
Diffstat (limited to 'examples/pangoft2topgm.c')
| -rw-r--r-- | examples/pangoft2topgm.c | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/examples/pangoft2topgm.c b/examples/pangoft2topgm.c deleted file mode 100644 index d52cfd19..00000000 --- a/examples/pangoft2topgm.c +++ /dev/null @@ -1,199 +0,0 @@ -/* Pango - * pangoft2topgm.c: Example program to view a UTF-8 encoding file - * using PangoFT2 to render result. - * - * Copyright (C) 1999,2004,2005 Red Hat, Inc. - * Copyright (C) 2001 Sun Microsystems - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include <config.h> -#include <errno.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -#include "renderdemo.h" - -#include <pango/pangoft2.h> - -static void -do_render (PangoLayout *layout, - int x, - int y, - gpointer data, - gboolean show_borders) -{ - pango_ft2_render_layout (data, layout, x, y); -} - -int -main(int argc, char *argv[]) -{ - PangoContext *context; - FILE *outfile = NULL; - PangoFontMap *fontmap; - GError *error = NULL; - gboolean do_convert = FALSE; - int exit_status = 0; - char *tmpfile_name; - gboolean gen_output = TRUE; - - g_type_init(); - - parse_options (argc, argv); - - if (opt_output && !*opt_output) - gen_output = FALSE; - - if (gen_output) - { - if (opt_output) - { - if (!(g_str_has_suffix (opt_output, ".pgm") || - g_str_has_suffix (opt_output, ".PGM"))) - do_convert = TRUE; - } - - if (opt_output && !do_convert) - { - outfile = fopen (opt_output, "wb"); - - if (!outfile) - fail ("Cannot open output file %s: %s\n", - opt_output, g_strerror (errno)); - } - else /* --display */ - { - /* This may need to be G_OS_UNIX guarded for fdopen */ - int fd = g_file_open_tmp ("pangoft2pgmXXXXXX", &tmpfile_name, &error); - if (fd == 1) - fail ("Cannot open temporary file: %s\n", error->message); - outfile = fdopen (fd, "wb"); - if (!outfile) - fail ("Cannot open temporary file: %s\n", g_strerror (errno)); - } - } - - fontmap = pango_ft2_font_map_new (); - - pango_ft2_font_map_set_resolution (PANGO_FT2_FONT_MAP (fontmap), opt_dpi, opt_dpi); - pango_ft2_font_map_set_default_substitute (PANGO_FT2_FONT_MAP (fontmap), fc_substitute_func, NULL, NULL); - context = pango_ft2_font_map_create_context (PANGO_FT2_FONT_MAP (fontmap)); - - g_object_unref (fontmap); - - { - FT_Bitmap bitmap; - guchar *buf; - int row; - int width, height; - int run; - - do_output (context, NULL, NULL, NULL, &width, &height, FALSE); - - bitmap.width = width; - bitmap.pitch = (bitmap.width + 3) & ~3; - bitmap.rows = height; - buf = bitmap.buffer = g_malloc (bitmap.pitch * bitmap.rows); - bitmap.num_grays = 256; - bitmap.pixel_mode = ft_pixel_mode_grays; - memset (buf, 0x00, bitmap.pitch * bitmap.rows); - - for (run = 0; run < opt_runs; run++) - do_output (context, do_render, NULL, &bitmap, &width, &height, FALSE); - - if (gen_output) - { - /* Invert bitmap to get black text on white background */ - { - int pix_idx; - for (pix_idx=0; pix_idx<bitmap.pitch * bitmap.rows; pix_idx++) - { - buf[pix_idx] = 255-buf[pix_idx]; - } - } - - /* Write it as pgm to output */ - fprintf(outfile, - "P5\n" - "%d %d\n" - "255\n", bitmap.width, bitmap.rows); - for (row = 0; row < bitmap.rows; row++) - fwrite(bitmap.buffer + row * bitmap.pitch, 1, bitmap.width, outfile); - g_free (buf); - if (fclose(outfile) == EOF) - fail ("Error writing output file: %s\n", g_strerror (errno)); - - /* Convert to a different format, if necessary */ - if (do_convert) - { - gchar *command = g_strdup_printf ("convert %s %s", - tmpfile_name, - opt_output); - if (!g_spawn_command_line_sync (command, NULL, NULL, &exit_status, &error)) - fail ("When running ImageMagick 'convert' command: %s\n", - error->message); - - g_free (command); - - if (tmpfile_name) - { - remove (tmpfile_name); - g_free (tmpfile_name); - tmpfile_name = NULL; - } - - if (exit_status) - goto done; - } - - if (opt_display) - { - gchar *title = get_options_string (); - gchar *title_quoted = g_shell_quote (title); - - gchar *command = g_strdup_printf ("display -title %s %s", - title_quoted, - opt_output ? opt_output: tmpfile_name); - if (!g_spawn_command_line_sync (command, NULL, NULL, &exit_status, &error)) - fail ("When running ImageMagick 'display' command: %s\n", - error->message); - - g_free (command); - g_free (title); - g_free (title_quoted); - - if (tmpfile_name) - { - remove (tmpfile_name); - g_free (tmpfile_name); - tmpfile_name = NULL; - } - - if (exit_status) - goto done; - } - } - } - -done: - g_object_unref (context); - finalize (); - - return exit_status ? 1 : 0; -} |