new program to dump logical attrs to stdout

2001-10-03  Havoc Pennington  <hp@redhat.com>

	* tests/dump-boundaries.c: new program to dump logical attrs to stdout

	* tests/testboundaries.c (check_invariants): oops, fix for
	pango_get_log_attrs() change

1 files changed, 130 insertions, 0 deletions

diff --git a/tests/dump-boundaries.c b/tests/dump-boundaries.c
new file mode 100644
index 00000000..8ea4383e
--- /dev/null
+++ b/tests/dump-boundaries.c
@@ -0,0 +1,130 @@
+/* Pango
+ * dump-boundaries.c: Dump text boundaries for a file
+ *
+ * Copyright (C) 1999-2000 Red Hat Software
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <pango/pango.h>
+
+#define CHFORMAT "%0#6x"
+
+static void
+fail (const char *format,
+      ...)
+{
+  char *str;
+  char *line_text;
+  
+  va_list args;
+
+  va_start (args, format);
+  str = g_strdup_vprintf (format, args);
+  va_end (args);
+
+  fprintf (stderr, "Error: %s\n", format);
+  
+  exit (1);
+}
+
+static void
+dump_text (const char *text)
+{
+  int len;
+  PangoLogAttr *attrs;
+  int i;
+  gunichar *ucs4;
+  
+  if (!g_utf8_validate (text, -1, NULL))
+    fail ("Invalid UTF-8 in file");
+  
+  len = g_utf8_strlen (text, -1);
+  attrs = g_new0 (PangoLogAttr, len + 1);
+
+  pango_get_log_attrs (text,
+                       -1,
+                       0,
+                       pango_language_from_string ("C"),
+                       attrs,
+                       len + 1);
+
+  ucs4 = g_utf8_to_ucs4 (text, -1, NULL, NULL, NULL);
+  
+  i = 0;
+  while (i <= len)
+    {
+      char buf[7] = { '\0', };
+      char *loc;
+      
+      g_unichar_to_utf8 (ucs4[i], buf);
+
+      if (*buf == '\n')
+        loc = g_strdup ("\\n");
+      else if (*buf == '\r')
+        loc = g_strdup ("\\r");
+      else 
+        loc = g_locale_from_utf8 (buf, -1, NULL, NULL, NULL);
+      
+      g_print (CHFORMAT " (%s):\t line_break = %d mandatory_break = %d char_break = %d\n"
+               "     \t\t white = %d cursor_position = %d\n"
+               "     \t\t word_start = %d word_end = %d\n"
+               "     \t\t sentence_boundary = %d sentence_start = %d sentence_end = %d\n",
+               ucs4[i], loc ? loc : "?",
+               attrs[i].is_line_break,
+               attrs[i].is_mandatory_break,
+               attrs[i].is_char_break,
+               attrs[i].is_white,
+               attrs[i].is_cursor_position,
+               attrs[i].is_word_start,
+               attrs[i].is_word_end,
+               attrs[i].is_sentence_boundary,
+               attrs[i].is_sentence_start,
+               attrs[i].is_sentence_end);
+
+      g_free (loc);
+      
+      ++i;
+    }
+
+  g_free (ucs4);
+  g_free (attrs);
+}
+
+int
+main (int    argc,
+      char **argv)
+{
+  gchar *text;
+
+  if (argc < 2)
+    fail ("must give a filename on the command line");
+  
+  if (!g_file_get_contents (argv[1], &text, NULL, NULL))
+    fail ("Couldn't open sample text file");
+  
+  dump_text (text);
+
+  g_free (text);
+  
+  return 0;
+}
+