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authorLauris Kaplinski <lauris@src.gnome.org>2000-09-05 07:27:06 +0800
committerLauris Kaplinski <lauris@src.gnome.org>2000-09-05 07:27:06 +0800
commit52bfd30b6c8cf8ab519fc3242b99f3a58e3629db (patch)
tree9fb2c16f1bd689f33e516676a813b6d1e5860bd0 /e-util/e-font.c
parenta8a6e0d04c834a58f1ae71d89bfc24a89c2ae395 (diff)
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New font translation code for utf-8, but commented out at moment
svn path=/trunk/; revision=5194
Diffstat (limited to 'e-util/e-font.c')
-rw-r--r--e-util/e-font.c135
1 files changed, 135 insertions, 0 deletions
diff --git a/e-util/e-font.c b/e-util/e-font.c
index 35b9d4db72..6f46b07f03 100644
--- a/e-util/e-font.c
+++ b/e-util/e-font.c
@@ -11,6 +11,8 @@
*
*/
+#include <string.h>
+#include <gdk/gdkx.h>
#include <unicode.h>
#include "e-font.h"
@@ -127,6 +129,139 @@ e_font_utf8_char_width (EFont *font, EFontStyle style, char *text)
return gdk_text_width (&font->font, &iso, 1);
}
+static const gchar *
+translate_encoding (const gchar *encoding)
+{
+ static GHashTable *eh = NULL;
+ gchar e[64];
+
+ if (!eh) {
+ eh = g_hash_table_new (g_str_hash, g_str_equal);
+
+ g_hash_table_insert (eh, "iso8859-1", "iso-8859-1");
+ g_hash_table_insert (eh, "iso8859-2", "iso-8859-2");
+ g_hash_table_insert (eh, "iso8859-3", "iso-8859-3");
+ g_hash_table_insert (eh, "iso8859-4", "iso-8859-4");
+ g_hash_table_insert (eh, "iso8859-5", "iso-8859-5");
+ g_hash_table_insert (eh, "iso10646-1", "UCS2");
+ }
+
+ strncpy (e, encoding, 64);
+ g_strdown (e);
+
+ return g_hash_table_lookup (eh, e);
+}
+
+const gchar *
+e_gdk_font_encoding (GdkFont *font)
+{
+ Atom font_atom, atom;
+ Bool status;
+ char *name, *p;
+ const gchar *encoding;
+
+ if (!font) return NULL;
+
+ font_atom = gdk_atom_intern ("FONT", FALSE);
+
+ if (font->type == GDK_FONT_FONTSET) {
+ XFontStruct **font_structs;
+ gint num_fonts;
+ gchar **font_names;
+
+ num_fonts = XFontsOfFontSet (GDK_FONT_XFONT (font),
+ &font_structs,
+ &font_names);
+ status = XGetFontProperty (font_structs[0],
+ font_atom,
+ &atom);
+ } else {
+ status = XGetFontProperty (GDK_FONT_XFONT (font),
+ font_atom,
+ &atom);
+ }
+
+ if (!status) return NULL;
+
+ name = gdk_atom_name (atom);
+ p = strchr (name, '-'); /* Foundry */
+ p = strchr (p + 1, '-'); /* Family */
+ p = strchr (p + 1, '-'); /* Weight */
+ p = strchr (p + 1, '-'); /* Slant */
+ p = strchr (p + 1, '-'); /* Set Width */
+ p = strchr (p + 1, '-'); /* Add Style */
+ p = strchr (p + 1, '-'); /* Pixel Size */
+ p = strchr (p + 1, '-'); /* Point Size */
+ p = strchr (p + 1, '-'); /* Resolution X */
+ p = strchr (p + 1, '-'); /* Resolution Y */
+ p = strchr (p + 1, '-'); /* Spacing */
+ p = strchr (p + 1, '-'); /* Average Width */
+ p = strchr (p + 1, '-'); /* Charset */
+
+ encoding = translate_encoding (p + 1);
+
+ g_free (name);
+
+ return encoding;
+}
+
+unicode_iconv_t
+e_uiconv_from_gdk_font (GdkFont *font)
+{
+ static GHashTable *uh = NULL;
+ const gchar *enc;
+ unicode_iconv_t uiconv;
+
+ if (!font) return (unicode_iconv_t) -1;
+
+ enc = e_gdk_font_encoding (font);
+
+ if (!enc) return (unicode_iconv_t) -1;
+
+ if (!uh) {
+ uh = g_hash_table_new (g_str_hash, g_str_equal);
+ }
+
+ uiconv = g_hash_table_lookup (uh, enc);
+
+ if (!uiconv) {
+ uiconv = unicode_iconv_open ("UTF-8", enc);
+ if (uiconv == (unicode_iconv_t) -1) return uiconv;
+ g_hash_table_insert (uh, (gpointer) enc, uiconv);
+ }
+
+ return uiconv;
+}
+
+unicode_iconv_t
+e_uiconv_to_gdk_font (GdkFont *font)
+{
+ static GHashTable *uh = NULL;
+ const gchar *enc;
+ unicode_iconv_t uiconv;
+
+ if (!font) return (unicode_iconv_t) -1;
+
+ enc = e_gdk_font_encoding (font);
+
+ if (!enc) return (unicode_iconv_t) -1;
+
+ if (!uh) {
+ uh = g_hash_table_new (g_str_hash, g_str_equal);
+ }
+
+ uiconv = g_hash_table_lookup (uh, enc);
+
+ if (!uiconv) {
+ uiconv = unicode_iconv_open (enc, "UTF-8");
+ if (uiconv == (unicode_iconv_t) -1) return uiconv;
+ g_hash_table_insert (uh, (gpointer) enc, uiconv);
+ }
+
+ return uiconv;
+}
+
+