summaryrefslogtreecommitdiff
path: root/pango/break-thai.c
diff options
context:
space:
mode:
authorBehdad Esfahbod <behdad@behdad.org>2015-04-04 18:46:20 -0700
committerBehdad Esfahbod <behdad@behdad.org>2015-04-04 18:48:43 -0700
commit137832fa931e875b900dedd1c8909b46d1f7e8ad (patch)
treea9086e8e1f7707a4cc92369491c28d392f827018 /pango/break-thai.c
parentef69cbb18b00d7e454cf881a8f58bdabad04ecef (diff)
downloadpango-137832fa931e875b900dedd1c8909b46d1f7e8ad.tar.gz
[modules] Move language modules in source tree and remove modules/
This should complete the kill-modules effort. What is left is leftover removal and unbreaking stuff. Bug 733882 - Kill Pango modules, engines, and config files
Diffstat (limited to 'pango/break-thai.c')
-rw-r--r--pango/break-thai.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/pango/break-thai.c b/pango/break-thai.c
new file mode 100644
index 00000000..e7462999
--- /dev/null
+++ b/pango/break-thai.c
@@ -0,0 +1,90 @@
+/* Pango
+ * break-thai.c:
+ *
+ * Copyright (C) 2003 Theppitak Karoonboonyanan <thep@linux.thai.net>
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+
+#include <pango/pango-break.h>
+
+#ifdef HAVE_LIBTHAI
+#include <thai/thwchar.h>
+#include <thai/thbrk.h>
+
+/*
+ * tis_text is assumed to be large enough to hold the converted string,
+ * i.e. it must be at least g_utf8_strlen(text, len)+1 bytes.
+ */
+static thchar_t *
+utf8_to_tis (const char *text, int len, thchar_t *tis_text, int *tis_cnt)
+{
+ thchar_t *tis_p;
+ const char *text_p;
+
+ tis_p = tis_text;
+ for (text_p = text; text_p < text + len; text_p = g_utf8_next_char (text_p))
+ *tis_p++ = th_uni2tis (g_utf8_get_char (text_p));
+ *tis_p++ = '\0';
+
+ *tis_cnt = tis_p - tis_text;
+ return tis_text;
+}
+
+#endif
+static void
+break_thai (const char *text,
+ int len,
+ const PangoAnalysis *analysis G_GNUC_UNUSED,
+ PangoLogAttr *attrs,
+ int attrs_len G_GNUC_UNUSED)
+{
+#ifdef HAVE_LIBTHAI
+ thchar_t tis_stack[512];
+ int brk_stack[512];
+ thchar_t *tis_text;
+ int *brk_pnts;
+ int cnt;
+
+ cnt = g_utf8_strlen (text, len) + 1;
+
+ tis_text = tis_stack;
+ if (cnt > (int) G_N_ELEMENTS (tis_stack))
+ tis_text = g_new (thchar_t, cnt);
+
+ utf8_to_tis (text, len, tis_text, &cnt);
+
+ brk_pnts = brk_stack;
+ if (cnt > (int) G_N_ELEMENTS (brk_stack))
+ brk_pnts = g_new (int, cnt);
+
+ /* find line break positions */
+ len = th_brk (tis_text, brk_pnts, len);
+ for (cnt = 0; cnt < len; cnt++)
+ {
+ attrs[brk_pnts[cnt]].is_line_break = TRUE;
+ attrs[brk_pnts[cnt]].is_word_start = TRUE;
+ attrs[brk_pnts[cnt]].is_word_end = TRUE;
+ }
+
+ if (brk_pnts != brk_stack)
+ g_free (brk_pnts);
+
+ if (tis_text != tis_stack)
+ g_free (tis_text);
+#endif
+}